Mercurial > MadButterfly

annotate nodejs/svg.js @ 857:ea1e88c40548 abs_n_rel_center

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Make scale work on center of an object
author Thinker K.F. Li <thinker@codemud.net>
date Mon, 20 Sep 2010 22:43:44 +0800
parents eff2f580b536
children e69f551e4a37
rev   line source
807
5723e5446b7c Fix incorrect variable name
Thinker K.F. Li <thinker@codemud.net>
parents: 802
diff changeset
1 // -*- indent-tabs-mode: t; tab-width: 8; c-basic-offset: 4; -*-
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2 // vim: sw=4:ts=8:sts=4
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3 var libxml = require('libxmljs');
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4 var sys=require('sys');
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5 var mbfly = require("mbfly");
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6 var ldr = mbfly.img_ldr_new(".");
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7
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8
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9 var _std_colors = {
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10 "white": [1, 1, 1],
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11 "black": [0, 0, 0],
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12 "red": [1, 0, 0]
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13 };
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14
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15 exports.loadSVG=function(mb_rt,root,filename) {
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16 return new loadSVG(mb_rt, root, filename);
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17 };
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18
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19
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20 function loadSVG(mb_rt, root, filename) {
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21 var doc = libxml.parseXmlFile(filename);
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22 var _root = doc.root();
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23 var nodes = _root.childNodes();
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24 var coord = mb_rt.coord_new(root);
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25 var k;
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26 var accu=[1,0,0,0,1,0];
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27 this.mb_rt = mb_rt;
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28 this.stop_ref={};
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29 this.gradients={};
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30 root.center=new Object();
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31 root.center.x = 10000;
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32 root.center.y = 10000;
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33
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34 if(_root.attr("width")) {
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35 k = _root.attr("width").value();
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36 this.width = parseFloat(k);
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37 }
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38 if(_root.attr("height")) {
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39 k = _root.attr("height").value();
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40 this.height = parseFloat(k);
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41 }
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42
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43 for(k in nodes) {
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44 var n = nodes[k].name();
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45 if (n == "defs") {
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46 this.parseDefs(root,nodes[k]);
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47 } else if (n == "g") {
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48 this.parseGroup(accu,root,'root_coord',nodes[k]);
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49 }
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50 }
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51 }
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52
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1b6856fda760 Collect mbnames and mapping to object through mb_rt.mbnames
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53 function make_mbnames(mb_rt, n, obj) {
1b6856fda760 Collect mbnames and mapping to object through mb_rt.mbnames
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54 var mbname;
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55 var name;
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56
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57 if(!mb_rt.mbnames)
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58 mb_rt.mbnames = {};
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59
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60 mbname = n.attr("mbname");
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61 if(mbname) {
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62 name = mbname.value();
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63 mb_rt.mbnames[name] = obj;
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64 }
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65 }
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66
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67 function getInteger(n,name)
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68 {
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69 if (n == null) return 0;
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70 var a = n.attr(name);
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71 if (a==null) return 0;
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72 return parseInt(a.value());
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73 }
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74
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75 function parsePointSize(s)
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76 {
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77 var fs=0;
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78 var i;
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79
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80 for(i=0;i<s.length;i++) {
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81 if (s[i]<'0' || s[i] > '9') break;
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82 fs = fs*10 + (s[i]-'0');
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83 }
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84 return fs;
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85
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86 }
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87
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88 function parseColor(c)
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89 {
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90 if (c[0] == '#') {
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91 return parseInt(c.substring(1,3),16)<<16 | parseInt(c.substring(3,5),16)<<8 | parseInt(c.substring(5,7),16);
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92 }
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93 }
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94
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95 function parseTextStyle(style,n)
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96 {
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97 var attr;
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98 if (n) {
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99 attr = n.attr('style');
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100 } else {
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101 attr = null;
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102 }
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103 if (attr == null) {
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104 return;
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105 }
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106 var f = attr.value().split(';');
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107
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108 for(i in f) {
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109 var kv = f[i].split(':');
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110 if (kv[0] == 'font-size') {
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111 style.fs = parsePointSize(kv[1]);
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112 } else if (kv[0] == "font-style") {
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113 } else if (kv[0] == "font-weight") {
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114 } else if (kv[0] == "fill") {
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115 style.color = parseColor(kv[1]);
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116 } else if (kv[0] == "fill-opacity") {
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117 } else if (kv[0] == "stroke-opacity") {
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118 } else if (kv[0] == "stroke") {
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119 } else if (kv[0] == "stroke-width") {
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120 } else if (kv[0] == "stroke-linecap") {
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121 } else if (kv[0] == "stroke-linejoin") {
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122 } else if (kv[0] == "stroke-lineopacity") {
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123 } else if (kv[0] == "font-family") {
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124 style.family = kv[1];
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125 } else if (kv[0] == "font-stretch") {
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126 } else if (kv[0] == "font-variant") {
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127 } else if (kv[0] == "text-anchor") {
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128 } else if (kv[0] == "text-align") {
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129 } else if (kv[0] == "writing-mode") {
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130 } else if (kv[0] == "line-height") {
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131 } else {
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132 sys.puts("Unknown style: "+kv[0]);
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133 }
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134 }
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135 }
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136 function tspan_set_text(text)
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137 {
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138 this.text.set_text(text);
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139 }
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140
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141 loadSVG.prototype.parseTSpan = function(coord, n,style) {
624
d45c928f6523 Add SVG parser sample code.
wycc
parents:
diff changeset
142 var x = getInteger(n,'x');
d45c928f6523 Add SVG parser sample code.
wycc
parents:
diff changeset
143 var y = getInteger(n,'y');
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
144 var tcoord = this.mb_rt.coord_new(coord);
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
145 var nodes = n.childNodes();
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
146 var k;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
147
714
f53e45d1fcd0 Translate the svg.js as a nodejs module.
wycc
parents: 713
diff changeset
148 var obj = this.mb_rt.stext_new(n.text(),x,y);
631
01e960bfc9ff Implement text style parser
wycc
parents: 625
diff changeset
149 parseTextStyle(style,n);
714
f53e45d1fcd0 Translate the svg.js as a nodejs module.
wycc
parents: 713
diff changeset
150 style.paint = this.mb_rt.paint_color_new(1,1,1,1);
f53e45d1fcd0 Translate the svg.js as a nodejs module.
wycc
parents: 713
diff changeset
151 style.face=this.mb_rt.font_face_query(style.family, 2, 100);
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
152 obj.set_style([[20,style.face,style.fs]]);
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
153 style.paint.fill(obj);
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
154 tcoord.add_shape(obj);
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
155 for(k in nodes) {
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
156 var name = nodes[k].name();
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
157 if (name == "tspan") {
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
158 this.parseTSpan(tcoord,nodes[k]);
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
159 } else {
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
160 }
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
161 }
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
162 tcoord.set_text=tspan_set_text;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
163 tcoord.text = obj;
719
1b6856fda760 Collect mbnames and mapping to object through mb_rt.mbnames
Thinker K.F. Li <thinker@branda.to>
parents: 718
diff changeset
164 make_mbnames(this.mb_rt, n, tcoord);
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
165 };
624
d45c928f6523 Add SVG parser sample code.
wycc
parents:
diff changeset
166
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
167 loadSVG.prototype._prepare_paint_color = function(color, alpha) {
706
fdd68e69c59f Parse path tag for SVG
Thinker K.F. Li <thinker@branda.to>
parents: 704
diff changeset
168 var paint;
713
e60ae262127b Recognize color name
Thinker K.F. Li <thinker@branda.to>
parents: 712
diff changeset
169 var c;
706
fdd68e69c59f Parse path tag for SVG
Thinker K.F. Li <thinker@branda.to>
parents: 704
diff changeset
170
fdd68e69c59f Parse path tag for SVG
Thinker K.F. Li <thinker@branda.to>
parents: 704
diff changeset
171 if (color[0]=='#') {
fdd68e69c59f Parse path tag for SVG
Thinker K.F. Li <thinker@branda.to>
parents: 704
diff changeset
172 var r,g,b;
717
b822b1912d67 Paint with black for unspecified, not "none", fill and stroke.
Thinker K.F. Li <thinker@branda.to>
parents: 714
diff changeset
173 r = parseInt(color.substring(1,3),16)/255;
b822b1912d67 Paint with black for unspecified, not "none", fill and stroke.
Thinker K.F. Li <thinker@branda.to>
parents: 714
diff changeset
174 g = parseInt(color.substring(3,5),16)/255;
b822b1912d67 Paint with black for unspecified, not "none", fill and stroke.
Thinker K.F. Li <thinker@branda.to>
parents: 714
diff changeset
175 b = parseInt(color.substring(5,7),16)/255;
714
f53e45d1fcd0 Translate the svg.js as a nodejs module.
wycc
parents: 713
diff changeset
176 paint = this.mb_rt.paint_color_new(r, g, b, alpha);
713
e60ae262127b Recognize color name
Thinker K.F. Li <thinker@branda.to>
parents: 712
diff changeset
177 } else if(_std_colors[color]) {
e60ae262127b Recognize color name
Thinker K.F. Li <thinker@branda.to>
parents: 712
diff changeset
178 c = _std_colors[color];
714
f53e45d1fcd0 Translate the svg.js as a nodejs module.
wycc
parents: 713
diff changeset
179 paint = this.mb_rt.paint_color_new(c[0], c[1], c[2], alpha);
807
5723e5446b7c Fix incorrect variable name
Thinker K.F. Li <thinker@codemud.net>
parents: 802
diff changeset
180 } else if (color.substring(0,3) == 'url') {
5723e5446b7c Fix incorrect variable name
Thinker K.F. Li <thinker@codemud.net>
parents: 802
diff changeset
181 var id = color.substring(5, color.length-1);
785
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
182 var gr = this.gradients[id];
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
183 paint = this.mb_rt.paint_linear_new(gr[0],gr[1],gr[2],gr[3]);
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
184 paint.set_stops(this.stop_ref[id]);
706
fdd68e69c59f Parse path tag for SVG
Thinker K.F. Li <thinker@branda.to>
parents: 704
diff changeset
185 } else {
714
f53e45d1fcd0 Translate the svg.js as a nodejs module.
wycc
parents: 713
diff changeset
186 paint = this.mb_rt.paint_color_new(0,0,0,1);
706
fdd68e69c59f Parse path tag for SVG
Thinker K.F. Li <thinker@branda.to>
parents: 704
diff changeset
187 }
fdd68e69c59f Parse path tag for SVG
Thinker K.F. Li <thinker@branda.to>
parents: 704
diff changeset
188 return paint;
785
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
189 };
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
190
785
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
191 function guessPathBoundingBox(coord,d)
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
192 {
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
193 return;
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
194 var items = d.split(' ');
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
195 var len = items.length;
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
196 var pair;
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
197 var i;
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
198 var minx,miny;
759
ae1ae29348d1 Add origin calculation support
wycc
parents: 750
diff changeset
199
785
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
200 minx = 10000;
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
201 miny = 10000;
759
ae1ae29348d1 Add origin calculation support
wycc
parents: 750
diff changeset
202
785
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
203 for(i=0;i<len;i++) {
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
204 var type = items[i].toLowerCase();
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
205 x = minx;y = miny;
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
206 switch(type) {
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
207 case 'm':
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
208 case 'l':
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
209 case 'a':
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
210 case 'x':
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
211 pair = items[i+1].split(',');
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
212 if (pair.length==2) {
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
213 x = parseFloat(pair[0]);
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
214 y = parseFloat(pair[1]);
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
215 i++;
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
216 } else {
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
217 x = parseFloat(items[i+1]);
785
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
218 y = parseFloat(items[i+2]);
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
219 i+=2;
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
220 }
785
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
221 break;
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
222 case 'q':
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
223 // Implement this latter
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
224 break;
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
225 case 'c':
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
226 // Implement this latter
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
227 break;
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
228 case 's':
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
229 // Implement this latter
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
230 break;
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
231 case 'h':
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
232 x = parseFloat(items[i+1]);
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
233 break;
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
234 case 'v':
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
235 y = parseFloat(items[i+1]);
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
236 break;
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
237 default:
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
238 continue;
759
ae1ae29348d1 Add origin calculation support
wycc
parents: 750
diff changeset
239 }
785
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
240 if (x < minx) minx = x;
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
241 if (y < miny) miny = y;
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
242 }
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
243 if (coord.center.x > minx)
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
244 coord.center.x = minx;
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
245 if (coord.center.y > miny)
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
246 coord.center.y = miny;
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
247 };
759
ae1ae29348d1 Add origin calculation support
wycc
parents: 750
diff changeset
248
854
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
249 function _mul(m1, m2) {
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
250 var res = new Array();
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
251
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
252 res.push(m1[0] * m2[0] + m1[1] * m2[3]);
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
253 res.push(m1[0] * m2[1] + m1[1] * m2[4]);
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
254 res.push(m1[0] * m2[2] + m1[1] * m2[5] + m1[2]);
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
255 res.push(m1[3] * m2[0] + m1[4] * m2[3]);
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
256 res.push(m1[3] * m2[1] + m1[4] * m2[4]);
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
257 res.push(m1[3] * m2[2] + m1[4] * m2[5] + m1[5]);
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
258
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
259 return res;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
260 }
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
261
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
262 function _pnt_transform(x, y, matrix) {
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
263 var rx, ry;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
264
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
265 rx = x * matrix[0] + y * matrix[1] + matrix[2];
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
266 ry = x * matrix[3] + y * matrix[4] + matrix[5];
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
267 return new Array(rx, ry);
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
268 }
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
269
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
270 function _shift_transform(x, y, matrix) {
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
271 var rx, ry;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
272
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
273 rx = x * matrix[0] + y * matrix[1];
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
274 ry = x * matrix[3] + y * matrix[4];
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
275 return new Array(rx, ry);
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
276 }
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
277
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
278 function _transform_bbox(bbox, matrix) {
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
279 var min_x, min_y, max_x, max_y;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
280 var x, y;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
281 var pnt;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
282 var pnts = new Array();
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
283 var i;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
284
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
285 pnt = _pnt_transform(bbox.x, bbox.y, matrix);
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
286 pnts.push(pnt);
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
287 pnt = _pnt_transform(bbox.x + bbox.width, bbox.y, matrix);
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
288 pnts.push(pnt);
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
289 pnt = _pnt_transform(bbox.x, bbox.y + bbox.height, matrix);
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
290 pnts.push(pnt);
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
291 pnt = _pnt_transform(bbox.x + bbox.width, bbox.y + bbox.height, matrix);
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
292 pnts.push(pnt);
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
293
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
294 min_x = max_x = pnts[0][0];
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
295 min_y = max_y = pnts[0][1];
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
296 for(i = 1; i < pnts.length; i++) {
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
297 pnt = pnts[i];
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
298 if(pnt[0] < min_x)
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
299 min_x = pnt[0];
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
300 if(pnt[1] < min_y)
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
301 min_y = pnt[1];
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
302 if(pnt[0] > max_x)
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
303 max_x = pnt[0];
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
304 if(pnt[1] > max_y)
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
305 max_y = pnt[1];
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
306 }
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
307
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
308 bbox.x = min_x;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
309 bbox.y = min_y;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
310 bbox.width = max_x - min_x;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
311 bbox.height = max_y - min_y;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
312 }
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
313
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
314 function _reverse(m1) {
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
315 var rev = new Array(1, 0, 0, 0, 1, 0);
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
316 var m = new Array(m1[0], m1[1], m1[2], m1[3], m1[4], m1[5]);
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
317
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
318 rev[3] = -m[3] / m[0];
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
319 m[3] = 0;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
320 m[4] += rev[3] * m[1];
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
321 m[5] += rev[3] * m[2];
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
322
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
323 rev[1] = -m[1] / m[4];
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
324 rev[0] += rev[1] * rev[3];
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
325 m[1] = 0;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
326 m[2] += rev[1] * m[5];
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
327
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
328 rev[2] = -m[2];
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
329 rev[5] = -m[5];
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
330
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
331 rev[0] = rev[0] / m[0];
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
332 rev[1] = rev[1] / m[0];
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
333 rev[2] = rev[2] / m[0];
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
334
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
335 rev[3] = rev[3] / m[4];
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
336 rev[4] = rev[4] / m[4];
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
337 rev[5] = rev[5] / m[4];
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
338
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
339 return rev;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
340 }
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
341
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
342 var _bbox_proto = {
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
343 _get_ac_saved_rev: function() {
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
344 var c = this.owner;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
345 var mtx;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
346
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
347 if(c.type != "coord")
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
348 c = c.parent; // is a shape!
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
349
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
350 mtx = c._mbapp_saved_rev_mtx;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
351 while(c.parent && typeof c.parent != "undefined") {
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
352 c = c.parent;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
353 mtx = _mul(mtx, c._mbapp_saved_rev_mtx);
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
354 }
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
355
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
356 return mtx;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
357 },
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
358
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
359 _get_ac_mtx: function() {
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
360 var c = this.owner;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
361 var mtx;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
362
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
363 if(c.type != "coord")
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
364 c = c.parent; // is a shape!
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
365
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
366 mtx = [c[0], c[1], c[2], c[3], c[4], c[5]];
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
367 while(c.parent) {
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
368 c = c.parent;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
369 mtx = _mul(c, mtx);
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
370 }
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
371
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
372 return mtx;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
373 },
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
374
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
375 _saved_to_current: function() {
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
376 var r;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
377
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
378 r = _mul(this._get_ac_mtx(), this._get_ac_saved_rev());
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
379
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
380 return r;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
381 },
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
382
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
383 /*! \brief Update x, y, width, and height of the bbox.
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
384 */
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
385 update: function() {
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
386 var mtx;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
387
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
388 this.x = this._svg_saved_x;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
389 this.y = this._svg_saved_y;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
390 this.width = this._svg_saved_width;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
391 this.height = this._svg_saved_height;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
392
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
393 mtx = this._saved_to_current();
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
394 _transform_bbox(this, mtx);
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
395 },
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
396 };
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
397
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
398 var _center_proto = {
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
399 _get_ac_saved_rev: function() {
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
400 var c = this.owner;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
401 var mtx;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
402
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
403 if(c.type != "coord")
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
404 c = c.parent; // is a shape!
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
405
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
406 mtx = c._mbapp_saved_rev_mtx;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
407 while(c.parent && typeof c.parent != "undefined") {
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
408 c = c.parent;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
409 mtx = _mul(mtx, c._mbapp_saved_rev_mtx);
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
410 }
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
411
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
412 return mtx;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
413 },
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
414
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
415 _get_ac_mtx: function() {
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
416 var c = this.owner;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
417 var mtx;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
418
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
419 if(c.type != "coord")
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
420 c = c.parent; // is a shape!
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
421
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
422 mtx = [c[0], c[1], c[2], c[3], c[4], c[5]];
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
423 while(c.parent) {
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
424 c = c.parent;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
425 mtx = _mul(c, mtx);
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
426 }
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
427
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
428 return mtx;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
429 },
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
430
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
431 _get_ac_rev: function() {
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
432 var c = this.owner;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
433 var mtx;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
434
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
435 if(c.type != "coord")
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
436 c = c.parent; // is a shape!
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
437
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
438 mtx = _reverse([c[0], c[1], c[2], c[3], c[4], c[5]]);
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
439 while(c.parent) {
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
440 c = c.parent;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
441 mtx = _mul(mtx, _reverse([c[0], c[1], c[2], c[3], c[4], c[5]]));
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
442 }
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
443
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
444 return mtx;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
445 },
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
446
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
447 _saved_to_current: function() {
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
448 var r;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
449
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
450 r = _mul(this._get_ac_mtx(), this._get_ac_saved_rev());
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
451
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
452 return r;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
453 },
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
454
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
455 /*! \brief Update x, y of center point of an object.
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
456 */
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
457 update: function() {
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
458 var mtx;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
459 var xy;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
460
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
461 mtx = this._saved_to_current();
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
462 xy = _pnt_transform(this._svg_saved_x, this._svg_saved_y, mtx);
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
463
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
464 this._x = xy[0];
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
465 this._y = xy[1];
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
466 },
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
467
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
468 /*! \brief Move owner object to make center at (x, y).
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
469 */
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
470 move: function(x, y) {
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
471 var mtx;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
472 var xdiff = x - this._x;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
473 var ydiff = y - this._y;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
474 var shiftxy;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
475 var c;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
476
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
477 mtx = this._get_ac_rev();
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
478 shiftxy = _shift_transform(xdiff, ydiff, mtx);
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
479
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
480 c = this.owner;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
481 if(c.type != "coord")
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
482 c = c.parent;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
483
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
484 c[2] += shiftxy[0];
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
485 c[5] += shiftxy[1];
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
486
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
487 this._x = x;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
488 this._y = y;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
489 },
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
490
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
491 /*! \brief Move owner object to make center at position specified by pnt.
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
492 */
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
493 move_pnt: function(pnt) {
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
494 this.move(pnt.x, pnt.y);
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
495 },
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
496
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
497 /*! \brief Prevent user to modify value.
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
498 */
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
499 get x() { return this._x; },
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
500
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
501 /*! \brief Prevent user to modify value.
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
502 */
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
503 get y() { return this._y; },
857
ea1e88c40548 Make scale work on center of an object
Thinker K.F. Li <thinker@codemud.net>
parents: 854
diff changeset
504
ea1e88c40548 Make scale work on center of an object
Thinker K.F. Li <thinker@codemud.net>
parents: 854
diff changeset
505 get rel() {
ea1e88c40548 Make scale work on center of an object
Thinker K.F. Li <thinker@codemud.net>
parents: 854
diff changeset
506 var rev;
ea1e88c40548 Make scale work on center of an object
Thinker K.F. Li <thinker@codemud.net>
parents: 854
diff changeset
507 var xy;
ea1e88c40548 Make scale work on center of an object
Thinker K.F. Li <thinker@codemud.net>
parents: 854
diff changeset
508
ea1e88c40548 Make scale work on center of an object
Thinker K.F. Li <thinker@codemud.net>
parents: 854
diff changeset
509 rev = this._get_ac_rev();
ea1e88c40548 Make scale work on center of an object
Thinker K.F. Li <thinker@codemud.net>
parents: 854
diff changeset
510 xy = _pnt_transform(this._svg_saved_x, this._svg_saved_y, rev);
ea1e88c40548 Make scale work on center of an object
Thinker K.F. Li <thinker@codemud.net>
parents: 854
diff changeset
511
ea1e88c40548 Make scale work on center of an object
Thinker K.F. Li <thinker@codemud.net>
parents: 854
diff changeset
512 return {x: xy[0], y: xy[1]};
ea1e88c40548 Make scale work on center of an object
Thinker K.F. Li <thinker@codemud.net>
parents: 854
diff changeset
513 },
854
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
514 };
759
ae1ae29348d1 Add origin calculation support
wycc
parents: 750
diff changeset
515
787
0899dcac441c Set bounding box attributes for JS
Thinker K.F. Li <thinker@codemud.net>
parents: 785
diff changeset
516 loadSVG.prototype._set_bbox = function(node, tgt) {
0899dcac441c Set bounding box attributes for JS
Thinker K.F. Li <thinker@codemud.net>
parents: 785
diff changeset
517 var a;
0899dcac441c Set bounding box attributes for JS
Thinker K.F. Li <thinker@codemud.net>
parents: 785
diff changeset
518 var vstr;
808
9b6c26cf9102 Move bounding box and center back to an object
Thinker K.F. Li <thinker@codemud.net>
parents: 807
diff changeset
519 var bbox, center;
787
0899dcac441c Set bounding box attributes for JS
Thinker K.F. Li <thinker@codemud.net>
parents: 785
diff changeset
520
0899dcac441c Set bounding box attributes for JS
Thinker K.F. Li <thinker@codemud.net>
parents: 785
diff changeset
521 a = node.attr("bbox-x");
847
dfe28355bded Fix the location of the text elements.
wycc
parents: 846
diff changeset
522 sys.puts("a="+a);
787
0899dcac441c Set bounding box attributes for JS
Thinker K.F. Li <thinker@codemud.net>
parents: 785
diff changeset
523 if(!a)
842
76fe4afce640 The inkscape:bbox is defined as the global coordinate system. However, the center.x and center.y must be the coordiante system of the parent group of the SVG entity. Therefore, we need to do coordinate transformation from the global coordination system to the local coordination system.
wycc
parents: 830
diff changeset
524 return 0;
787
0899dcac441c Set bounding box attributes for JS
Thinker K.F. Li <thinker@codemud.net>
parents: 785
diff changeset
525
808
9b6c26cf9102 Move bounding box and center back to an object
Thinker K.F. Li <thinker@codemud.net>
parents: 807
diff changeset
526 tgt.bbox = bbox = new Object();
854
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
527 bbox.owner = tgt;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
528 bbox.__proto__ = _bbox_proto;
787
0899dcac441c Set bounding box attributes for JS
Thinker K.F. Li <thinker@codemud.net>
parents: 785
diff changeset
529 vstr = a.value();
854
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
530 bbox._svg_saved_x = parseFloat(vstr);
787
0899dcac441c Set bounding box attributes for JS
Thinker K.F. Li <thinker@codemud.net>
parents: 785
diff changeset
531
0899dcac441c Set bounding box attributes for JS
Thinker K.F. Li <thinker@codemud.net>
parents: 785
diff changeset
532 a = node.attr("bbox-y");
0899dcac441c Set bounding box attributes for JS
Thinker K.F. Li <thinker@codemud.net>
parents: 785
diff changeset
533 vstr = a.value();
854
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
534 bbox._svg_saved_y = this.height - parseFloat(vstr);
787
0899dcac441c Set bounding box attributes for JS
Thinker K.F. Li <thinker@codemud.net>
parents: 785
diff changeset
535
0899dcac441c Set bounding box attributes for JS
Thinker K.F. Li <thinker@codemud.net>
parents: 785
diff changeset
536 a = node.attr("bbox-width");
0899dcac441c Set bounding box attributes for JS
Thinker K.F. Li <thinker@codemud.net>
parents: 785
diff changeset
537 vstr = a.value();
854
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
538 bbox._svg_saved_width = parseFloat(vstr);
787
0899dcac441c Set bounding box attributes for JS
Thinker K.F. Li <thinker@codemud.net>
parents: 785
diff changeset
539
0899dcac441c Set bounding box attributes for JS
Thinker K.F. Li <thinker@codemud.net>
parents: 785
diff changeset
540 a = node.attr("bbox-height");
0899dcac441c Set bounding box attributes for JS
Thinker K.F. Li <thinker@codemud.net>
parents: 785
diff changeset
541 vstr = a.value();
854
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
542 bbox._svg_saved_height = parseFloat(vstr);
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
543 bbox._svg_saved_y -= bbox._svg_saved_height;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
544
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
545 bbox.update();
787
0899dcac441c Set bounding box attributes for JS
Thinker K.F. Li <thinker@codemud.net>
parents: 785
diff changeset
546
808
9b6c26cf9102 Move bounding box and center back to an object
Thinker K.F. Li <thinker@codemud.net>
parents: 807
diff changeset
547 tgt.center = center = new Object();
9b6c26cf9102 Move bounding box and center back to an object
Thinker K.F. Li <thinker@codemud.net>
parents: 807
diff changeset
548
854
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
549 center._svg_saved_x = bbox._svg_saved_width / 2 + bbox._svg_saved_x;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
550 center._svg_saved_y = bbox._svg_saved_height / 2 + bbox._svg_saved_y;
787
0899dcac441c Set bounding box attributes for JS
Thinker K.F. Li <thinker@codemud.net>
parents: 785
diff changeset
551 a = node.attr("transform-center-x");
854
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
552 if(a) {
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
553 vstr = a.value();
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
554 center._svg_saved_x += parseFloat(vstr);
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
555 a = node.attr("transform-center-y");
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
556 vstr = a.value();
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
557 center._svg_saved_y -= parseFloat(vstr);
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
558 }
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
559 center.__proto__ = _center_proto;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
560 center.owner = tgt;
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
561 center.update();
787
0899dcac441c Set bounding box attributes for JS
Thinker K.F. Li <thinker@codemud.net>
parents: 785
diff changeset
562
842
76fe4afce640 The inkscape:bbox is defined as the global coordinate system. However, the center.x and center.y must be the coordiante system of the parent group of the SVG entity. Therefore, we need to do coordinate transformation from the global coordination system to the local coordination system.
wycc
parents: 830
diff changeset
563 return 1;
787
0899dcac441c Set bounding box attributes for JS
Thinker K.F. Li <thinker@codemud.net>
parents: 785
diff changeset
564 }
0899dcac441c Set bounding box attributes for JS
Thinker K.F. Li <thinker@codemud.net>
parents: 785
diff changeset
565
785
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
566 loadSVG.prototype._set_paint = function(node, tgt) {
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
567 var style = node.attr('style');
706
fdd68e69c59f Parse path tag for SVG
Thinker K.F. Li <thinker@branda.to>
parents: 704
diff changeset
568 var paint;
717
b822b1912d67 Paint with black for unspecified, not "none", fill and stroke.
Thinker K.F. Li <thinker@branda.to>
parents: 714
diff changeset
569 var fill_alpha = 1;
b822b1912d67 Paint with black for unspecified, not "none", fill and stroke.
Thinker K.F. Li <thinker@branda.to>
parents: 714
diff changeset
570 var stroke_alpha = 1;
b822b1912d67 Paint with black for unspecified, not "none", fill and stroke.
Thinker K.F. Li <thinker@branda.to>
parents: 714
diff changeset
571 var fill_color;
b822b1912d67 Paint with black for unspecified, not "none", fill and stroke.
Thinker K.F. Li <thinker@branda.to>
parents: 714
diff changeset
572 var stroke_color;
b822b1912d67 Paint with black for unspecified, not "none", fill and stroke.
Thinker K.F. Li <thinker@branda.to>
parents: 714
diff changeset
573 var black_paint;
785
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
574 var i;
706
fdd68e69c59f Parse path tag for SVG
Thinker K.F. Li <thinker@branda.to>
parents: 704
diff changeset
575
717
b822b1912d67 Paint with black for unspecified, not "none", fill and stroke.
Thinker K.F. Li <thinker@branda.to>
parents: 714
diff changeset
576 if(style != null) {
706
fdd68e69c59f Parse path tag for SVG
Thinker K.F. Li <thinker@branda.to>
parents: 704
diff changeset
577 var items = style.value().split(';');
fdd68e69c59f Parse path tag for SVG
Thinker K.F. Li <thinker@branda.to>
parents: 704
diff changeset
578 var alpha;
fdd68e69c59f Parse path tag for SVG
Thinker K.F. Li <thinker@branda.to>
parents: 704
diff changeset
579
fdd68e69c59f Parse path tag for SVG
Thinker K.F. Li <thinker@branda.to>
parents: 704
diff changeset
580 for(i in items) {
fdd68e69c59f Parse path tag for SVG
Thinker K.F. Li <thinker@branda.to>
parents: 704
diff changeset
581 var f = items[i].split(':');
fdd68e69c59f Parse path tag for SVG
Thinker K.F. Li <thinker@branda.to>
parents: 704
diff changeset
582 if (f[0] == 'opacity') {
fdd68e69c59f Parse path tag for SVG
Thinker K.F. Li <thinker@branda.to>
parents: 704
diff changeset
583 alpha = f[1];
fdd68e69c59f Parse path tag for SVG
Thinker K.F. Li <thinker@branda.to>
parents: 704
diff changeset
584 } else if (f[0] == 'fill') {
717
b822b1912d67 Paint with black for unspecified, not "none", fill and stroke.
Thinker K.F. Li <thinker@branda.to>
parents: 714
diff changeset
585 fill_color = f[1];
706
fdd68e69c59f Parse path tag for SVG
Thinker K.F. Li <thinker@branda.to>
parents: 704
diff changeset
586 } else if (f[0] == 'fill-opacity') {
fdd68e69c59f Parse path tag for SVG
Thinker K.F. Li <thinker@branda.to>
parents: 704
diff changeset
587 fill_alpha = parseFloat(f[1]);
fdd68e69c59f Parse path tag for SVG
Thinker K.F. Li <thinker@branda.to>
parents: 704
diff changeset
588 } else if (f[0] == 'stroke') {
717
b822b1912d67 Paint with black for unspecified, not "none", fill and stroke.
Thinker K.F. Li <thinker@branda.to>
parents: 714
diff changeset
589 stroke_color = f[1];
706
fdd68e69c59f Parse path tag for SVG
Thinker K.F. Li <thinker@branda.to>
parents: 704
diff changeset
590 } else if (f[0] == 'stroke-width') {
785
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
591 tgt.stroke_width = parseFloat(f[1]);
706
fdd68e69c59f Parse path tag for SVG
Thinker K.F. Li <thinker@branda.to>
parents: 704
diff changeset
592 } else if (f[0] == 'stroke-opacity') {
fdd68e69c59f Parse path tag for SVG
Thinker K.F. Li <thinker@branda.to>
parents: 704
diff changeset
593 stroke_alpha = parseFloat(f[1]);
785
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
594 } else if (f[0] == 'display') {
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
595 if(f[1] == 'none')
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
596 return;
706
fdd68e69c59f Parse path tag for SVG
Thinker K.F. Li <thinker@branda.to>
parents: 704
diff changeset
597 }
fdd68e69c59f Parse path tag for SVG
Thinker K.F. Li <thinker@branda.to>
parents: 704
diff changeset
598 }
fdd68e69c59f Parse path tag for SVG
Thinker K.F. Li <thinker@branda.to>
parents: 704
diff changeset
599
717
b822b1912d67 Paint with black for unspecified, not "none", fill and stroke.
Thinker K.F. Li <thinker@branda.to>
parents: 714
diff changeset
600 }
b822b1912d67 Paint with black for unspecified, not "none", fill and stroke.
Thinker K.F. Li <thinker@branda.to>
parents: 714
diff changeset
601
b822b1912d67 Paint with black for unspecified, not "none", fill and stroke.
Thinker K.F. Li <thinker@branda.to>
parents: 714
diff changeset
602 if(!fill_color || !stroke_color)
b822b1912d67 Paint with black for unspecified, not "none", fill and stroke.
Thinker K.F. Li <thinker@branda.to>
parents: 714
diff changeset
603 black_paint = this.mb_rt.paint_color_new(0, 0, 0, 1);
b822b1912d67 Paint with black for unspecified, not "none", fill and stroke.
Thinker K.F. Li <thinker@branda.to>
parents: 714
diff changeset
604
b822b1912d67 Paint with black for unspecified, not "none", fill and stroke.
Thinker K.F. Li <thinker@branda.to>
parents: 714
diff changeset
605 if(fill_color) {
b822b1912d67 Paint with black for unspecified, not "none", fill and stroke.
Thinker K.F. Li <thinker@branda.to>
parents: 714
diff changeset
606 if(fill_color != "none") {
714
f53e45d1fcd0 Translate the svg.js as a nodejs module.
wycc
parents: 713
diff changeset
607 paint = this._prepare_paint_color(fill_color, fill_alpha);
785
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
608 paint.fill(tgt);
706
fdd68e69c59f Parse path tag for SVG
Thinker K.F. Li <thinker@branda.to>
parents: 704
diff changeset
609 }
717
b822b1912d67 Paint with black for unspecified, not "none", fill and stroke.
Thinker K.F. Li <thinker@branda.to>
parents: 714
diff changeset
610 } else {
785
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
611 black_paint.fill(tgt);
717
b822b1912d67 Paint with black for unspecified, not "none", fill and stroke.
Thinker K.F. Li <thinker@branda.to>
parents: 714
diff changeset
612 }
b822b1912d67 Paint with black for unspecified, not "none", fill and stroke.
Thinker K.F. Li <thinker@branda.to>
parents: 714
diff changeset
613 if(stroke_color) {
b822b1912d67 Paint with black for unspecified, not "none", fill and stroke.
Thinker K.F. Li <thinker@branda.to>
parents: 714
diff changeset
614 if(stroke_color != "none") {
714
f53e45d1fcd0 Translate the svg.js as a nodejs module.
wycc
parents: 713
diff changeset
615 paint = this._prepare_paint_color(stroke_color, stroke_alpha);
785
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
616 paint.stroke(tgt);
706
fdd68e69c59f Parse path tag for SVG
Thinker K.F. Li <thinker@branda.to>
parents: 704
diff changeset
617 }
717
b822b1912d67 Paint with black for unspecified, not "none", fill and stroke.
Thinker K.F. Li <thinker@branda.to>
parents: 714
diff changeset
618 } else {
785
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
619 black_paint.stroke(tgt);
706
fdd68e69c59f Parse path tag for SVG
Thinker K.F. Li <thinker@branda.to>
parents: 704
diff changeset
620 }
785
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
621 };
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
622
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
623 loadSVG.prototype.parsePath=function(accu, coord,id, n)
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
624 {
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
625 var d = n.attr('d').value();
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
626 var style = n.attr('style');
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
627 var path = this.mb_rt.path_new(d);
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
628
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
629 guessPathBoundingBox(coord,d);
854
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
630 coord.add_shape(path);
785
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
631 this._set_paint(n, path);
854
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
632 this._set_bbox(n, path);
719
1b6856fda760 Collect mbnames and mapping to object through mb_rt.mbnames
Thinker K.F. Li <thinker@branda.to>
parents: 718
diff changeset
633
1b6856fda760 Collect mbnames and mapping to object through mb_rt.mbnames
Thinker K.F. Li <thinker@branda.to>
parents: 718
diff changeset
634 make_mbnames(this.mb_rt, n, path);
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
635 };
706
fdd68e69c59f Parse path tag for SVG
Thinker K.F. Li <thinker@branda.to>
parents: 704
diff changeset
636
776
77b561bb7929 Implement new algorithm to calculate the origin of the SVG elemnts so that we can implement object resize without changing the position of the object.
wycc
parents: 759
diff changeset
637 loadSVG.prototype.parseText=function(accu,coord,id, n)
624
d45c928f6523 Add SVG parser sample code.
wycc
parents:
diff changeset
638 {
d45c928f6523 Add SVG parser sample code.
wycc
parents:
diff changeset
639 var x = getInteger(n,'x');
d45c928f6523 Add SVG parser sample code.
wycc
parents:
diff changeset
640 var y = getInteger(n,'y');
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
641 var tcoord = this.mb_rt.coord_new(coord);
631
01e960bfc9ff Implement text style parser
wycc
parents: 625
diff changeset
642 var style = new Object();
759
ae1ae29348d1 Add origin calculation support
wycc
parents: 750
diff changeset
643
776
77b561bb7929 Implement new algorithm to calculate the origin of the SVG elemnts so that we can implement object resize without changing the position of the object.
wycc
parents: 759
diff changeset
644 if (n.attr('x')) {
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
645 var nx = coord[0]*x+coord[1]*y+coord[2];
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
646 if (coord.center.x > nx)
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
647 coord.center.x = nx;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
648 }
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
649 if (n.attr('y')) {
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
650 var ny = coord[3]*x+coord[4]*y+coord[5];
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
651 if (coord.center.y > ny)
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
652 coord.center.y = ny;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
653 }
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
654 style.fs = 20;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
655 style.family = 'courier';
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
656 parseTextStyle(style,n);
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
657 var nodes = n.childNodes();
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
658 var k;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
659 for(k in nodes) {
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
660 var c= nodes[k].name();
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
661 if (c == "tspan") {
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
662 this.parseTSpan(tcoord,nodes[k],style);
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
663 } else {
776
77b561bb7929 Implement new algorithm to calculate the origin of the SVG elemnts so that we can implement object resize without changing the position of the object.
wycc
parents: 759
diff changeset
664 }
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
665 }
847
dfe28355bded Fix the location of the text elements.
wycc
parents: 846
diff changeset
666 sys.puts(y);
854
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
667 this._set_bbox(n, tcoord);
624
d45c928f6523 Add SVG parser sample code.
wycc
parents:
diff changeset
668
719
1b6856fda760 Collect mbnames and mapping to object through mb_rt.mbnames
Thinker K.F. Li <thinker@branda.to>
parents: 718
diff changeset
669 make_mbnames(this.mb_rt, n, tcoord);
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
670 };
624
d45c928f6523 Add SVG parser sample code.
wycc
parents:
diff changeset
671
759
ae1ae29348d1 Add origin calculation support
wycc
parents: 750
diff changeset
672
ae1ae29348d1 Add origin calculation support
wycc
parents: 750
diff changeset
673 function multiply(s,d) {
ae1ae29348d1 Add origin calculation support
wycc
parents: 750
diff changeset
674 var m=[];
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
675 m[0] = s[0]*d[0]+s[1]*d[3];
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
676 m[1] = s[0]*d[1]+s[1]*d[4];
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
677 m[2] = s[0]*d[2]+s[1]*d[5]+s[2];
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
678 m[3] = s[3]*d[0]+s[4]*d[3];
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
679 m[4] = s[3]*d[1]+s[4]*d[4];
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
680 m[5] = s[3]*d[2]+s[4]*d[5]+s[5];
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
681 s[0] = m[0];
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
682 s[1] = m[1];
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
683 s[2] = m[2];
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
684 s[3] = m[3];
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
685 s[4] = m[4];
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
686 s[5] = m[5];
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
687 };
759
ae1ae29348d1 Add origin calculation support
wycc
parents: 750
diff changeset
688
624
d45c928f6523 Add SVG parser sample code.
wycc
parents:
diff changeset
689 function parseTransform(coord, s)
d45c928f6523 Add SVG parser sample code.
wycc
parents:
diff changeset
690 {
d45c928f6523 Add SVG parser sample code.
wycc
parents:
diff changeset
691 var off = s.indexOf('translate');
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
692 if (off != -1) {
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
693 var ss = s.substring(off+9);
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
694 for(i=0;i<ss.length;i++) {
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
695 if (ss[i] == '(') break;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
696 }
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
697 ss = ss.substring(i+1);
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
698 for(i=0;i<ss.length;i++) {
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
699 if (ss[i] == ')') {
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
700 ss = ss.substring(0,i);
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
701 break;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
702 }
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
703 }
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
704 var f = ss.split(',');
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
705 var x,y;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
706 x = parseFloat(f[0]);
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
707 y = parseFloat(f[1]);
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
708 coord[2] += x;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
709 coord[5] += y;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
710 }
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
711 off = s.indexOf('matrix');
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
712 if (off != -1) {
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
713 var end = s.indexOf(')');
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
714 var m = s.substring(7,end);
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
715 var fields = m.split(',');
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
716 var newm=[];
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
717 newm[0] = parseFloat(fields[0]);
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
718 newm[1] = parseFloat(fields[2]);
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
719 newm[2] = parseFloat(fields[4]);
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
720 newm[3] = parseFloat(fields[1]);
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
721 newm[4] = parseFloat(fields[3]);
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
722 newm[5] = parseFloat(fields[5]);
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
723 multiply(coord,newm);
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
724 }
624
d45c928f6523 Add SVG parser sample code.
wycc
parents:
diff changeset
725 }
d45c928f6523 Add SVG parser sample code.
wycc
parents:
diff changeset
726
759
ae1ae29348d1 Add origin calculation support
wycc
parents: 750
diff changeset
727 loadSVG.prototype.parseRect=function(accu_matrix,coord, id, n)
624
d45c928f6523 Add SVG parser sample code.
wycc
parents:
diff changeset
728 {
703
3457519e3b9c Add rect and matrix support. The test.svg can be rendered almost correctly now.
wycc
parents: 647
diff changeset
729 var x = getInteger(n,'x');
3457519e3b9c Add rect and matrix support. The test.svg can be rendered almost correctly now.
wycc
parents: 647
diff changeset
730 var y = getInteger(n,'y');
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
731 var rx,ry;
703
3457519e3b9c Add rect and matrix support. The test.svg can be rendered almost correctly now.
wycc
parents: 647
diff changeset
732 var w = getInteger(n,'width');
3457519e3b9c Add rect and matrix support. The test.svg can be rendered almost correctly now.
wycc
parents: 647
diff changeset
733 var h = getInteger(n,'height');
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
734 var trans = n.attr('transform');
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
735 var paint;
776
77b561bb7929 Implement new algorithm to calculate the origin of the SVG elemnts so that we can implement object resize without changing the position of the object.
wycc
parents: 759
diff changeset
736 var tcoord = this.mb_rt.coord_new(coord);
703
3457519e3b9c Add rect and matrix support. The test.svg can be rendered almost correctly now.
wycc
parents: 647
diff changeset
737
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
738 var style = n.attr('style');
703
3457519e3b9c Add rect and matrix support. The test.svg can be rendered almost correctly now.
wycc
parents: 647
diff changeset
739
842
76fe4afce640 The inkscape:bbox is defined as the global coordinate system. However, the center.x and center.y must be the coordiante system of the parent group of the SVG entity. Therefore, we need to do coordinate transformation from the global coordination system to the local coordination system.
wycc
parents: 830
diff changeset
740 if (trans)
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
741 parseTransform(tcoord,trans.value());
759
ae1ae29348d1 Add origin calculation support
wycc
parents: 750
diff changeset
742
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
743 var rect = this.mb_rt.rect_new(x,y,w,h,10, 10);
854
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
744 tcoord.add_shape(rect);
785
b6d9c42019d1 Refactor color parsing and fix bug of parsing path
Thinker K.F. Li <thinker@codemud.net>
parents: 784
diff changeset
745 this._set_paint(n, rect);
854
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
746 this._set_bbox(n, tcoord);
788
7ec13634c97d Add holder for animate
Thinker K.F. Li <thinker@codemud.net>
parents: 787
diff changeset
747
7ec13634c97d Add holder for animate
Thinker K.F. Li <thinker@codemud.net>
parents: 787
diff changeset
748 make_mbnames(this.mb_rt, n, tcoord);
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
749 };
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
750
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
751 // When we parse a group, we need to calculate the origin of the group
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
752 // so that we can resize the group without changing its origin point.
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
753 // This must be done recursively. For text/rect/image, we can get its
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
754 // origin point directly by using the (x,y) and apply their
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
755 // transformation matrix. For group, we need to send the acculumated
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
756 // matrix so that each group can get their origin correctly.
776
77b561bb7929 Implement new algorithm to calculate the origin of the SVG elemnts so that we can implement object resize without changing the position of the object.
wycc
parents: 759
diff changeset
757 //
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
758 // Each element must be responsible to calculate its absolute origin
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
759 // point and update the origin of its parent.
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
760
810
84853c8559cf Support opacity on coords
Thinker K.F. Li <thinker@codemud.net>
parents: 808
diff changeset
761 function parseGroupStyle(style,n)
84853c8559cf Support opacity on coords
Thinker K.F. Li <thinker@codemud.net>
parents: 808
diff changeset
762 {
84853c8559cf Support opacity on coords
Thinker K.F. Li <thinker@codemud.net>
parents: 808
diff changeset
763 var attr;
84853c8559cf Support opacity on coords
Thinker K.F. Li <thinker@codemud.net>
parents: 808
diff changeset
764 if (n) {
84853c8559cf Support opacity on coords
Thinker K.F. Li <thinker@codemud.net>
parents: 808
diff changeset
765 attr = n.attr('style');
84853c8559cf Support opacity on coords
Thinker K.F. Li <thinker@codemud.net>
parents: 808
diff changeset
766 } else {
84853c8559cf Support opacity on coords
Thinker K.F. Li <thinker@codemud.net>
parents: 808
diff changeset
767 attr = null;
84853c8559cf Support opacity on coords
Thinker K.F. Li <thinker@codemud.net>
parents: 808
diff changeset
768 }
84853c8559cf Support opacity on coords
Thinker K.F. Li <thinker@codemud.net>
parents: 808
diff changeset
769 if (attr == null) {
84853c8559cf Support opacity on coords
Thinker K.F. Li <thinker@codemud.net>
parents: 808
diff changeset
770 return;
84853c8559cf Support opacity on coords
Thinker K.F. Li <thinker@codemud.net>
parents: 808
diff changeset
771 }
84853c8559cf Support opacity on coords
Thinker K.F. Li <thinker@codemud.net>
parents: 808
diff changeset
772 var f = attr.value().split(';');
84853c8559cf Support opacity on coords
Thinker K.F. Li <thinker@codemud.net>
parents: 808
diff changeset
773
84853c8559cf Support opacity on coords
Thinker K.F. Li <thinker@codemud.net>
parents: 808
diff changeset
774 for(i in f) {
84853c8559cf Support opacity on coords
Thinker K.F. Li <thinker@codemud.net>
parents: 808
diff changeset
775 var kv = f[i].split(':');
84853c8559cf Support opacity on coords
Thinker K.F. Li <thinker@codemud.net>
parents: 808
diff changeset
776 if (kv[0] == 'opacity') {
84853c8559cf Support opacity on coords
Thinker K.F. Li <thinker@codemud.net>
parents: 808
diff changeset
777 style.opacity = parseFloat(kv[1]);
84853c8559cf Support opacity on coords
Thinker K.F. Li <thinker@codemud.net>
parents: 808
diff changeset
778 } else {
84853c8559cf Support opacity on coords
Thinker K.F. Li <thinker@codemud.net>
parents: 808
diff changeset
779 sys.puts("Unknown style: "+kv[0]);
84853c8559cf Support opacity on coords
Thinker K.F. Li <thinker@codemud.net>
parents: 808
diff changeset
780 }
84853c8559cf Support opacity on coords
Thinker K.F. Li <thinker@codemud.net>
parents: 808
diff changeset
781 }
84853c8559cf Support opacity on coords
Thinker K.F. Li <thinker@codemud.net>
parents: 808
diff changeset
782 }
84853c8559cf Support opacity on coords
Thinker K.F. Li <thinker@codemud.net>
parents: 808
diff changeset
783
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
784 loadSVG.prototype.parseGroup=function(accu_matrix,root, group_id, n) {
624
d45c928f6523 Add SVG parser sample code.
wycc
parents:
diff changeset
785 var k;
d45c928f6523 Add SVG parser sample code.
wycc
parents:
diff changeset
786 var nodes = n.childNodes();
714
f53e45d1fcd0 Translate the svg.js as a nodejs module.
wycc
parents: 713
diff changeset
787 var coord = this.mb_rt.coord_new(root);
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
788 // Parse the transform and style here
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
789 var trans = n.attr('transform');
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
790 var accu=[1,0,0,0,1,0];
810
84853c8559cf Support opacity on coords
Thinker K.F. Li <thinker@codemud.net>
parents: 808
diff changeset
791 var style;
84853c8559cf Support opacity on coords
Thinker K.F. Li <thinker@codemud.net>
parents: 808
diff changeset
792
759
ae1ae29348d1 Add origin calculation support
wycc
parents: 750
diff changeset
793 coord.center= new Object();
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
794 coord.center.x = 10000;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
795 coord.center.y = 10000;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
796 if (trans!=null) {
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
797 parseTransform(coord, trans.value());
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
798 }
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
799 multiply(accu,accu_matrix);
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
800 multiply(accu,coord);
624
d45c928f6523 Add SVG parser sample code.
wycc
parents:
diff changeset
801
810
84853c8559cf Support opacity on coords
Thinker K.F. Li <thinker@codemud.net>
parents: 808
diff changeset
802 style = {};
84853c8559cf Support opacity on coords
Thinker K.F. Li <thinker@codemud.net>
parents: 808
diff changeset
803 parseGroupStyle(style, n);
84853c8559cf Support opacity on coords
Thinker K.F. Li <thinker@codemud.net>
parents: 808
diff changeset
804 if(style.opacity) {
84853c8559cf Support opacity on coords
Thinker K.F. Li <thinker@codemud.net>
parents: 808
diff changeset
805 sys.puts(style.opacity);
830
2a73ff24c141 Use accessor to replace the method to setup the opacity
wycc
parents: 810
diff changeset
806 coord.opacity=style.opacity;
810
84853c8559cf Support opacity on coords
Thinker K.F. Li <thinker@codemud.net>
parents: 808
diff changeset
807 }
84853c8559cf Support opacity on coords
Thinker K.F. Li <thinker@codemud.net>
parents: 808
diff changeset
808
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
809 for(k in nodes) {
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
810 var c = nodes[k].name();
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
811 var attr = nodes[k].attr('id');
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
812 var id;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
813 if (attr) {
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
814 id = attr.value();
624
d45c928f6523 Add SVG parser sample code.
wycc
parents:
diff changeset
815 }
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
816 if (c == "g") {
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
817 this.parseGroup(accu,coord, id, nodes[k]);
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
818 } else if (c == "path") {
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
819 this.parsePath(accu,coord, id, nodes[k]);
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
820 } else if (c == "text") {
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
821 this.parseText(accu,coord, id, nodes[k]);
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
822 } else if (c == "rect") {
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
823 this.parseRect(accu_matrix,coord, id, nodes[k]);
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
824 } else if (c == "image") {
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
825 this.parseImage(accu_matrix,coord, id, nodes[k]);
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
826 }
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
827 }
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
828 if (root.center.x > coord.center.x)
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
829 root.center.x = coord.center.x;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
830 if (root.center.y > coord.center.y)
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
831 root.center.y = coord.center.y;
787
0899dcac441c Set bounding box attributes for JS
Thinker K.F. Li <thinker@codemud.net>
parents: 785
diff changeset
832
854
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
833 this._set_bbox(n, coord);
787
0899dcac441c Set bounding box attributes for JS
Thinker K.F. Li <thinker@codemud.net>
parents: 785
diff changeset
834
719
1b6856fda760 Collect mbnames and mapping to object through mb_rt.mbnames
Thinker K.F. Li <thinker@branda.to>
parents: 718
diff changeset
835 make_mbnames(this.mb_rt, n, coord);
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
836 };
624
d45c928f6523 Add SVG parser sample code.
wycc
parents:
diff changeset
837
776
77b561bb7929 Implement new algorithm to calculate the origin of the SVG elemnts so that we can implement object resize without changing the position of the object.
wycc
parents: 759
diff changeset
838 loadSVG.prototype.parseImage=function(accu,coord,id, n)
646
3a1e80de44ff Add image support
wycc
parents: 632
diff changeset
839 {
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
840 var ref = n.attr('href').value();
776
77b561bb7929 Implement new algorithm to calculate the origin of the SVG elemnts so that we can implement object resize without changing the position of the object.
wycc
parents: 759
diff changeset
841 var tcoord = this.mb_rt.coord_new(coord);
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
842 var trans = n.attr('transform');
646
3a1e80de44ff Add image support
wycc
parents: 632
diff changeset
843
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
844 if (ref == null) return;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
845 if (ref.substr(0,7) == "file://") {
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
846 ref = ref.substring(7);
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
847 } else if (ref.substr(0,5)=="file:") {
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
848 ref = ref.substring(5);
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
849 } else {
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
850 }
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
851 var w;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
852 var h;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
853 var x,y,nx,ny;
776
77b561bb7929 Implement new algorithm to calculate the origin of the SVG elemnts so that we can implement object resize without changing the position of the object.
wycc
parents: 759
diff changeset
854 coord.center= new Object();
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
855 coord.center.x = 10000;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
856 coord.center.y = 10000;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
857 if (trans!=null) {
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
858 parseTransform(coord, trans.value());
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
859 }
646
3a1e80de44ff Add image support
wycc
parents: 632
diff changeset
860
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
861 w = n.attr("width");
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
862 if (w == null) return;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
863 w = parseFloat(w.value());
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
864 h = n.attr("height");
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
865 if (h == null) return;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
866 h = parseFloat(h.value());
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
867 x = n.attr("x");
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
868 if (x == null) return;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
869 x = parseFloat(x.value());
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
870 y = n.attr("y");
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
871 if (y == null) return;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
872 y = parseFloat(y.value());
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
873 nx = tcoord[0]*x+tcoord[1]*y+tcoord[2];
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
874 ny = tcoord[3]*x+tcoord[4]*y+tcoord[5];
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
875 if (coord.center.x > nx)
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
876 coord.center.x = nx;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
877 if (coord.center.y > ny)
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
878 coord.center.y = ny;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
879 var img = this.mb_rt.image_new(x,y,w,h);
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
880 var img_data = ldr.load(ref);
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
881 var paint = this.mb_rt.paint_image_new(img_data);
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
882 paint.fill(img);
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
883 tcoord.add_shape(img);
787
0899dcac441c Set bounding box attributes for JS
Thinker K.F. Li <thinker@codemud.net>
parents: 785
diff changeset
884
854
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
885 this._set_bbox(n, img);
eff2f580b536 Use accessor to return bbox values
Thinker K.F. Li <thinker@codemud.net>
parents: 852
diff changeset
886
719
1b6856fda760 Collect mbnames and mapping to object through mb_rt.mbnames
Thinker K.F. Li <thinker@branda.to>
parents: 718
diff changeset
887 make_mbnames(this.mb_rt, n, img);
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
888 };
624
d45c928f6523 Add SVG parser sample code.
wycc
parents:
diff changeset
889
750
199bac90b90a Add linearGradient support.
wycc
parents: 732
diff changeset
890 loadSVG.prototype._MB_parseLinearGradient=function(root,n)
199bac90b90a Add linearGradient support.
wycc
parents: 732
diff changeset
891 {
199bac90b90a Add linearGradient support.
wycc
parents: 732
diff changeset
892 var id = n.attr('id');
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
893 var k;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
894 var nodes = n.childNodes();
750
199bac90b90a Add linearGradient support.
wycc
parents: 732
diff changeset
895
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
896 if (id == null) return;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
897 var x1 = n.attr("x1");
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
898 var y1 = n.attr("y1");
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
899 var x2 = n.attr("x2");
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
900 var y2 = n.attr("y2");
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
901 var gr;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
902 var color, opacity;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
903 var stops;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
904 var r,g,b;
750
199bac90b90a Add linearGradient support.
wycc
parents: 732
diff changeset
905 stops=[];
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
906 for(k in nodes) {
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
907 var ss = nodes[k];
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
908 if (ss.name()=="stop") {
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
909 var style = ss.attr("style").value();
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
910 var items = style.split(';');
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
911 var off = parseInt(ss.attr('offset').value());
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
912 color = 'black';
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
913 opacity = 1;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
914 for (i in items) {
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
915 it = items[i];
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
916 var f = it.split(':');
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
917 k = f[0];
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
918 v = f[1];
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
919 if (k == 'stop-color') {
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
920 color = v.substring(1);
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
921 if (v == 'white') {
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
922 r = 1;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
923 g = 1;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
924 b = 1;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
925 } else if (v == 'black') {
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
926 r = 0;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
927 g = 0;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
928 b = 0;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
929 } else {
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
930 r = parseInt(color.substring(0,2),16)/255.0;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
931 g = parseInt(color.substring(2,4),16)/255.0;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
932 b = parseInt(color.substring(4,6),16)/255.0;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
933 }
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
934 } else if (k=='stop-opacity') {
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
935 opacity = parseFloat(v);
750
199bac90b90a Add linearGradient support.
wycc
parents: 732
diff changeset
936 }
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
937 }
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
938 stops.push([off, r,g,b,opacity]);
750
199bac90b90a Add linearGradient support.
wycc
parents: 732
diff changeset
939 }
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
940 }
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
941 var href = n.attr('href');
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
942 if (href != null) {
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
943 href = href.value();
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
944 pstops = this.stop_ref[href.substring(1)];
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
945 stops = pstops.concat(stops);
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
946 }
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
947 id = id.value();
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
948 this.stop_ref[id] = stops;
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
949 if (x1)
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
950 x1 = parseFloat(x1.value());
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
951 if (x2)
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
952 x2 = parseFloat(x2.value());
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
953 if (y1)
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
954 y1 = parseFloat(y1.value());
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
955 if (y2)
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
956 y2 = parseFloat(y2.value());
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
957 this.gradients[id] = [x1,y1,x2,y2];
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
958 };
750
199bac90b90a Add linearGradient support.
wycc
parents: 732
diff changeset
959
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
960 loadSVG.prototype.parseDefs=function(root,n)
624
d45c928f6523 Add SVG parser sample code.
wycc
parents:
diff changeset
961 {
d45c928f6523 Add SVG parser sample code.
wycc
parents:
diff changeset
962 var k;
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
963 var nodes = n.childNodes();
624
d45c928f6523 Add SVG parser sample code.
wycc
parents:
diff changeset
964
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
965 for(k in nodes) {
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
966 var name = nodes[k].name();
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
967 if (name == "linearGradient") {
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
968 this._MB_parseLinearGradient(root,nodes[k]);
624
d45c928f6523 Add SVG parser sample code.
wycc
parents:
diff changeset
969 }
783
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
970 }
a47431293043 Re-indent ts=8 to make editor and cat seeing the same thing
Thinker K.F. Li <thinker@codemud.net>
parents: 776
diff changeset
971 };
624
d45c928f6523 Add SVG parser sample code.
wycc
parents:
diff changeset
972
d45c928f6523 Add SVG parser sample code.
wycc
parents:
diff changeset
973