annotate nodejs/mbapp.js @ 1385:2ebb07ee455e

Fix the issue that we put the wrong entry for the groupMap for svg:g element. Use clone_from_subtree for the svg:use tag.
author wycc
date Fri, 25 Mar 2011 02:31:55 +0800
parents bdacbdeb4447
children ff8122c59648
rev   line source
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586e50f82c1f Unify coding style tag for emacs and vim.
Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com>
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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 mbfly = require("mbfly");
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4 var svg = require("./svg");
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5 var sys = require("sys");
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6 var ldr = mbfly.img_ldr_new(".");
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7
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8 function _reverse(m1) {
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9 var rev = new Array(1, 0, 0, 0, 1, 0);
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10 var m = new Array(m1[0], m1[1], m1[2], m1[3], m1[4], m1[5]);
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11
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12 rev[3] = -m[3] / m[0];
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13 m[3] = 0;
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14 m[4] += rev[3] * m[1];
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15 m[5] += rev[3] * m[2];
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16
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17 rev[1] = -m[1] / m[4];
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18 rev[0] += rev[1] * rev[3];
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19 m[1] = 0;
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20 m[2] += rev[1] * m[5];
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21
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22 rev[2] = -m[2];
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23 rev[5] = -m[5];
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24
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25 rev[0] = rev[0] / m[0];
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26 rev[1] = rev[1] / m[0];
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27 rev[2] = rev[2] / m[0];
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28
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29 rev[3] = rev[3] / m[4];
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30 rev[4] = rev[4] / m[4];
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31 rev[5] = rev[5] / m[4];
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32
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33 return rev;
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34 }
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35
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36 function _decorate_mb_rt(mb_rt) {
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37 var coord;
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38
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39 mb_rt._mbapp_saved_coord_new = mb_rt.coord_new;
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40 mb_rt.coord_new = function(parent) {
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41 var coord;
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42
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43 coord = this._mbapp_saved_coord_new(parent);
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44 coord.type = "coord";
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45 coord.children = [];
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46 coord._mbapp_saved_mtx = [coord[0], coord[1], coord[2],
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47 coord[3], coord[4], coord[5]];
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48 coord._mbapp_saved_rev_mtx = _reverse(coord._mbapp_saved_mtx);
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49 coord.parent = parent;
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50 coord._mbapp_saved_add_shape = coord.add_shape;
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51 coord.add_shape = function(shape) {
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52 var coord;
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53
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54 this._mbapp_saved_add_shape(shape);
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55 shape.parent = this;
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56 this.children.push(shape);
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57 }
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58
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59 parent.children.push(coord);
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60
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61 return coord;
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62 };
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63
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64 /*
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65 * Decorate root coord
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66 */
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67 coord = mb_rt.root;
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68 coord.type = "coord";
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69 coord.children = [];
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70 coord._mbapp_saved_mtx = [coord[0], coord[1], coord[2],
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71 coord[3], coord[4], coord[5]];
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72 coord._mbapp_saved_rev_mtx = _reverse(coord._mbapp_saved_mtx);
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73 coord._mbapp_saved_add_shape = coord.add_shape;
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74 coord.add_shape = function(shape) {
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75 var coord;
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76
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77 this._mbapp_saved_add_shape(shape);
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78 shape.parent = this;
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79 }
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80 }
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81
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82 app=function(display, w, h) {
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83 var self = this;
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84 var mb_rt;
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85
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86 if(typeof display == "undefined")
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87 display = ":0.0";
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88 if(typeof w == "undefined")
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89 w = 720;
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90 if(typeof h == "undefined")
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91 h = 480;
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92
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93 mb_rt = this.mb_rt = new mbfly.mb_rt(display, w, h);
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94 _decorate_mb_rt(mb_rt);
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95 var background = mb_rt.rect_new(0, 0, 720, 480, 0, 0);
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96 var paint = mb_rt.paint_color_new(1, 1, 1, 1);
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97 paint.fill(background);
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98 mb_rt.root.add_shape(background);
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99
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100 this.mb_rt.kbevents.add_event_observer(exports.EVT_KB_PRESS, function(evt) { self.KeyPress(evt);});
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101 this.keymap={};
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102 this.onKeyPress = null;
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103 this.svg = new svg.loadSVG(this.mb_rt,this.mb_rt.root,null);
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104 this.frame_interval = 1000/12; // 12 frame per second
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105 }
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106 app.prototype.loadSVG=function(fname) {
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107 this.svg.load(this.mb_rt,this.mb_rt.root,fname);
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108 this.changeScene(1);
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109 }
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110
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111 app.prototype.KeyPress = function(evt) {
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112 if (this.onKeyPress) this.onKeyPress(evt.sym);
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113 if (evt.sym in this.keymap) {
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114 this.keymap[evt.sym]();
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115 }
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116 }
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117
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118 app.prototype.loop=function() {
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119 this.mb_rt.redraw_all();
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120 this.mb_rt.flush();
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121 }
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122 app.prototype.update=function() {
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123 this.mb_rt.redraw_all();
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124 this.mb_rt.flush();
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125 }
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126 app.prototype.get=function(name) {
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127 return this.mb_rt.mbnames[name];
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128 }
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129 app.prototype.addKeyboardListener=function(type,f) {
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130 return this.mb_rt.kbevents.add_event_observer(type,f);
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131 }
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132 app.prototype.refresh=function() {
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133 this.mb_rt.redraw_changed();
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134 this.mb_rt.flush();
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135 }
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136 app.prototype.dump=function() {
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137 sys.puts(this.onKeyPress);
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138 }
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139
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140 app.prototype.addKeyListener=function(key,f) {
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141 if (typeof(key) == 'number')
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142 this.keymap[key] = f;
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143 else {
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144 for(k in key) {
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145 this.keymap[k] = f;
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146 }
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147 }
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148 }
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149
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150 app.prototype.generateScaleTween=function(src,dest,p) {
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151 //sys.puts("p="+ p);
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152 src.hide();
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153 // Duplicate the group
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154 var nodes = src.node.childNodes();
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155 if (src.dup == null) {
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diff changeset
156 dup = this.mb_rt.coord_new(src.parent);
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157 for (i in nodes) {
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158 n = nodes[i];
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diff changeset
159 g = dup.clone_from_subtree(n.coord);
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diff changeset
160 n.coord.dup = g;
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diff changeset
161 }
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162 src.dup = dup;
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163 } else {
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164 dup = src.dup;
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165 src.dup.show();
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166 }
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167 //dup.hide();
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168 //dest.hide();
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169 //sys.puts(dup);
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170
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diff changeset
171 for(i in nodes) {
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172 n= nodes[i];
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173 coord = n.coord;
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diff changeset
174 var attr = n.attr('id');
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parents: 1376
diff changeset
175 if (attr == null) continue;
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diff changeset
176 var id = attr.value();
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diff changeset
177 this.generateScaleTweenObject(coord.dup,coord,coord.target,p);
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178 }
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179 }
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180 function printcoord(s)
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181 {
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182 sys.puts(s[0]+" "+s[1]+" "+s[2]+" "+s[3]+" "+s[4]+" "+s[5]);
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183 }
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184
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185 function mul(a,b)
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186 {
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187 return [a[0]*b[0]+a[1]*b[3], a[0]*b[1]+a[1]*b[4], a[0]*b[2]+a[1]*b[5]+a[2],
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188 a[3]*b[0]+a[4]*b[3], a[3]*b[1]+a[4]*b[4], a[3]*b[2]+a[4]*b[5]+a[5]];
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189 }
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190
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191 app.prototype.generateScaleTweenObject=function(coord,src,dest,p) {
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192 //sys.puts("src=["+src.sx+","+src.sy+","+src.r+","+src.tx+","+src.ty);
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193 //sys.puts("dest=["+dest.sx+","+dest.sy+","+dest.r+","+dest.tx+","+dest.ty);
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194 var p1 = 1-p;
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195 var sx = src.sx*p+dest.sx*p1;
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196 var sy = src.sy*p+dest.sy*p1;
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diff changeset
197 var r = src.r*p+dest.r*p1;
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198 var tx = src.tx*p+dest.tx*p1;
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199 var ty = src.ty*p+dest.ty*p1;
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200 var mt = [1, 0, -src.tx, 0, 1, -src.ty];
1382
7ee0658025f3 Support opacity tween for the primitives.
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diff changeset
201 var opacity;
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202 var ms;
1382
7ee0658025f3 Support opacity tween for the primitives.
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203
1383
bdacbdeb4447 Fix the typo
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204 opacity = src.opacity*p + dest.opacity*p1;
1382
7ee0658025f3 Support opacity tween for the primitives.
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205 coord.opacity = opacity;
7ee0658025f3 Support opacity tween for the primitives.
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diff changeset
206
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diff changeset
207 if (r == 0) {
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diff changeset
208 m = mt;
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parents: 1376
diff changeset
209 } else {
1380
76d2aad5da35 Implement runToScene method for the Flash-like animation.
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diff changeset
210 ms= [Math.cos(r), Math.sin(r),0,-Math.sin(r), Math.cos(r),0];
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diff changeset
211 m = mul(ms,mt);
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diff changeset
212 }
1379
f0a156705977 Implement changeScene for the scribbo animation.
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diff changeset
213 m = mul([sx,0,0,0,sy,0],m);
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diff changeset
214 m = mul([1,0,tx,0,1,ty],m);
1380
76d2aad5da35 Implement runToScene method for the Flash-like animation.
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diff changeset
215 m[2] = -m[2];
1379
f0a156705977 Implement changeScene for the scribbo animation.
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diff changeset
216 coord[0] = m[0];
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parents: 1376
diff changeset
217 coord[1] = m[1];
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parents: 1376
diff changeset
218 coord[2] = m[2];
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diff changeset
219 coord[3] = m[3];
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parents: 1376
diff changeset
220 coord[4] = m[4];
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parents: 1376
diff changeset
221 coord[5] = m[5];
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diff changeset
222 //sys.puts(coord);
1380
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diff changeset
223 sys.puts("p="+p+" "+m[0]+","+m[1]+","+m[2]+","+m[3]+","+m[4]+","+m[5]);
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224 }
978
78312b44f48c Implement Scene API.
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parents: 914
diff changeset
225
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diff changeset
226 app.prototype.changeScene=function(s) {
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parents: 914
diff changeset
227 var nth;
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parents: 914
diff changeset
228 if (typeof(s)=='number') {
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diff changeset
229 var i;
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diff changeset
230 nth = s;
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diff changeset
231 } else {
78312b44f48c Implement Scene API.
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diff changeset
232 nth = this.svg.getFrameNumber(s);
78312b44f48c Implement Scene API.
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parents: 914
diff changeset
233 if (nth == -1) return;
78312b44f48c Implement Scene API.
wycc
parents: 914
diff changeset
234 }
1380
76d2aad5da35 Implement runToScene method for the Flash-like animation.
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diff changeset
235 this.currentScene = nth;
978
78312b44f48c Implement Scene API.
wycc
parents: 914
diff changeset
236 var scenes = this.svg.scenes;
1376
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diff changeset
237 for(i=0;i<scenes.length-1;i++) {
978
78312b44f48c Implement Scene API.
wycc
parents: 914
diff changeset
238 try {
78312b44f48c Implement Scene API.
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parents: 914
diff changeset
239 if (nth >=scenes[i].start && nth <=scenes[i].end) {
1376
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diff changeset
240 if (scenes[i].type == 'normal' || i == scenes.length-1) {
4c5bcaba28ea Check in so that we can check the crash issues.
wycc
parents: 1138
diff changeset
241 this.get(scenes[i].ref).show();
4c5bcaba28ea Check in so that we can check the crash issues.
wycc
parents: 1138
diff changeset
242 } else if (scenes[i].type == 'scale') {
4c5bcaba28ea Check in so that we can check the crash issues.
wycc
parents: 1138
diff changeset
243 if (scenes[i].end == (scenes[i+1].start-1)) {
1379
f0a156705977 Implement changeScene for the scribbo animation.
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parents: 1376
diff changeset
244 var p = 1-(nth-scenes[i].start)/(scenes[i].end-scenes[i].start+1);
1376
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parents: 1138
diff changeset
245 this.generateScaleTween(this.get(scenes[i].ref),this.get(scenes[i+1].ref),p);
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diff changeset
246 } else {
4c5bcaba28ea Check in so that we can check the crash issues.
wycc
parents: 1138
diff changeset
247 // If there is no second key frame defined, fall back to the normal
4c5bcaba28ea Check in so that we can check the crash issues.
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parents: 1138
diff changeset
248 this.get(scenes[i].ref).show();
4c5bcaba28ea Check in so that we can check the crash issues.
wycc
parents: 1138
diff changeset
249 }
1379
f0a156705977 Implement changeScene for the scribbo animation.
wycc
parents: 1376
diff changeset
250 this.get(scenes[i+1].ref).hide();
1376
4c5bcaba28ea Check in so that we can check the crash issues.
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parents: 1138
diff changeset
251 }
4c5bcaba28ea Check in so that we can check the crash issues.
wycc
parents: 1138
diff changeset
252
978
78312b44f48c Implement Scene API.
wycc
parents: 914
diff changeset
253 } else {
78312b44f48c Implement Scene API.
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parents: 914
diff changeset
254 this.get(scenes[i].ref).hide();
78312b44f48c Implement Scene API.
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parents: 914
diff changeset
255 }
78312b44f48c Implement Scene API.
wycc
parents: 914
diff changeset
256 } catch(e) {
78312b44f48c Implement Scene API.
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parents: 914
diff changeset
257 sys.puts(e);
78312b44f48c Implement Scene API.
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parents: 914
diff changeset
258 sys.puts(scenes[i].ref);
78312b44f48c Implement Scene API.
wycc
parents: 914
diff changeset
259 }
78312b44f48c Implement Scene API.
wycc
parents: 914
diff changeset
260 }
1379
f0a156705977 Implement changeScene for the scribbo animation.
wycc
parents: 1376
diff changeset
261 this.refresh();
978
78312b44f48c Implement Scene API.
wycc
parents: 914
diff changeset
262 }
1138
593a418ed8bf Add some stub for the animation.
wycc
parents: 978
diff changeset
263
1380
76d2aad5da35 Implement runToScene method for the Flash-like animation.
wycc
parents: 1379
diff changeset
264 app.prototype.runToScene=function(s) {
76d2aad5da35 Implement runToScene method for the Flash-like animation.
wycc
parents: 1379
diff changeset
265 if (typeof(s)=='number') {
76d2aad5da35 Implement runToScene method for the Flash-like animation.
wycc
parents: 1379
diff changeset
266 var i;
76d2aad5da35 Implement runToScene method for the Flash-like animation.
wycc
parents: 1379
diff changeset
267 nth = s;
76d2aad5da35 Implement runToScene method for the Flash-like animation.
wycc
parents: 1379
diff changeset
268 } else {
76d2aad5da35 Implement runToScene method for the Flash-like animation.
wycc
parents: 1379
diff changeset
269 nth = this.svg.getFrameNumber(s);
76d2aad5da35 Implement runToScene method for the Flash-like animation.
wycc
parents: 1379
diff changeset
270 if (nth == -1) return;
76d2aad5da35 Implement runToScene method for the Flash-like animation.
wycc
parents: 1379
diff changeset
271 }
76d2aad5da35 Implement runToScene method for the Flash-like animation.
wycc
parents: 1379
diff changeset
272 var self = this;
76d2aad5da35 Implement runToScene method for the Flash-like animation.
wycc
parents: 1379
diff changeset
273 if (nth > this.currentScene) {
76d2aad5da35 Implement runToScene method for the Flash-like animation.
wycc
parents: 1379
diff changeset
274 this.targetScene = nth;
76d2aad5da35 Implement runToScene method for the Flash-like animation.
wycc
parents: 1379
diff changeset
275 this.startScene = this.currentScene;
76d2aad5da35 Implement runToScene method for the Flash-like animation.
wycc
parents: 1379
diff changeset
276 this.starttime = Date.now();
76d2aad5da35 Implement runToScene method for the Flash-like animation.
wycc
parents: 1379
diff changeset
277 setTimeout(function() {
76d2aad5da35 Implement runToScene method for the Flash-like animation.
wycc
parents: 1379
diff changeset
278 self.skipFrame()
76d2aad5da35 Implement runToScene method for the Flash-like animation.
wycc
parents: 1379
diff changeset
279 }, this.frame_interval);
76d2aad5da35 Implement runToScene method for the Flash-like animation.
wycc
parents: 1379
diff changeset
280 } else {
76d2aad5da35 Implement runToScene method for the Flash-like animation.
wycc
parents: 1379
diff changeset
281 this.changeScene(nth);
76d2aad5da35 Implement runToScene method for the Flash-like animation.
wycc
parents: 1379
diff changeset
282 }
76d2aad5da35 Implement runToScene method for the Flash-like animation.
wycc
parents: 1379
diff changeset
283 }
76d2aad5da35 Implement runToScene method for the Flash-like animation.
wycc
parents: 1379
diff changeset
284
76d2aad5da35 Implement runToScene method for the Flash-like animation.
wycc
parents: 1379
diff changeset
285 app.prototype.skipFrame=function() {
76d2aad5da35 Implement runToScene method for the Flash-like animation.
wycc
parents: 1379
diff changeset
286 var self = this;
76d2aad5da35 Implement runToScene method for the Flash-like animation.
wycc
parents: 1379
diff changeset
287 sys.puts("n="+this.currentScene);
76d2aad5da35 Implement runToScene method for the Flash-like animation.
wycc
parents: 1379
diff changeset
288 if (this.currentScene != this.targetScene) {
76d2aad5da35 Implement runToScene method for the Flash-like animation.
wycc
parents: 1379
diff changeset
289 nextframe = this.startScene + Math.round((Date.now() - this.starttime)/this.frame_interval);
76d2aad5da35 Implement runToScene method for the Flash-like animation.
wycc
parents: 1379
diff changeset
290 if (nextframe > this.targetScene)
76d2aad5da35 Implement runToScene method for the Flash-like animation.
wycc
parents: 1379
diff changeset
291 nextframe = this.targetScene;
76d2aad5da35 Implement runToScene method for the Flash-like animation.
wycc
parents: 1379
diff changeset
292 this.changeScene(nextframe);
76d2aad5da35 Implement runToScene method for the Flash-like animation.
wycc
parents: 1379
diff changeset
293 setTimeout(function() {
76d2aad5da35 Implement runToScene method for the Flash-like animation.
wycc
parents: 1379
diff changeset
294 self.skipFrame()
76d2aad5da35 Implement runToScene method for the Flash-like animation.
wycc
parents: 1379
diff changeset
295 }, this.frame_interval);
76d2aad5da35 Implement runToScene method for the Flash-like animation.
wycc
parents: 1379
diff changeset
296 }
1138
593a418ed8bf Add some stub for the animation.
wycc
parents: 978
diff changeset
297 }
593a418ed8bf Add some stub for the animation.
wycc
parents: 978
diff changeset
298
978
78312b44f48c Implement Scene API.
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parents: 914
diff changeset
299 app.prototype.addSceneListener=function(n, cb) {
78312b44f48c Implement Scene API.
wycc
parents: 914
diff changeset
300 sys.puts("This is not implemented yet")
78312b44f48c Implement Scene API.
wycc
parents: 914
diff changeset
301 }
78312b44f48c Implement Scene API.
wycc
parents: 914
diff changeset
302
872
bcc63b20d5c6 mbapp.js support to create an application with existed window
Thinker K.F. Li <thinker@codemud.net>
parents: 827
diff changeset
303 var app_with_win = function(display, win) {
bcc63b20d5c6 mbapp.js support to create an application with existed window
Thinker K.F. Li <thinker@codemud.net>
parents: 827
diff changeset
304 var self = this;
bcc63b20d5c6 mbapp.js support to create an application with existed window
Thinker K.F. Li <thinker@codemud.net>
parents: 827
diff changeset
305 var mb_rt;
bcc63b20d5c6 mbapp.js support to create an application with existed window
Thinker K.F. Li <thinker@codemud.net>
parents: 827
diff changeset
306 var background;
bcc63b20d5c6 mbapp.js support to create an application with existed window
Thinker K.F. Li <thinker@codemud.net>
parents: 827
diff changeset
307 var paint;
bcc63b20d5c6 mbapp.js support to create an application with existed window
Thinker K.F. Li <thinker@codemud.net>
parents: 827
diff changeset
308
bcc63b20d5c6 mbapp.js support to create an application with existed window
Thinker K.F. Li <thinker@codemud.net>
parents: 827
diff changeset
309 if(typeof display == "undefined" || typeof win == "undefined")
bcc63b20d5c6 mbapp.js support to create an application with existed window
Thinker K.F. Li <thinker@codemud.net>
parents: 827
diff changeset
310 throw "Invalid argument";
bcc63b20d5c6 mbapp.js support to create an application with existed window
Thinker K.F. Li <thinker@codemud.net>
parents: 827
diff changeset
311
bcc63b20d5c6 mbapp.js support to create an application with existed window
Thinker K.F. Li <thinker@codemud.net>
parents: 827
diff changeset
312 mb_rt = this.mb_rt = new mbfly.mb_rt_with_win(display, win);
874
ec8d7e9c9642 Decorate mb_rt created by mb_rt_with_win()
Thinker K.F. Li <thinker@codemud.net>
parents: 873
diff changeset
313 _decorate_mb_rt(mb_rt);
872
bcc63b20d5c6 mbapp.js support to create an application with existed window
Thinker K.F. Li <thinker@codemud.net>
parents: 827
diff changeset
314 background = mb_rt.rect_new(0, 0, 720, 480, 0, 0);
bcc63b20d5c6 mbapp.js support to create an application with existed window
Thinker K.F. Li <thinker@codemud.net>
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315 paint = mb_rt.paint_color_new(1, 1, 1, 1);
bcc63b20d5c6 mbapp.js support to create an application with existed window
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316 paint.fill(background);
bcc63b20d5c6 mbapp.js support to create an application with existed window
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317 mb_rt.root.add_shape(background);
bcc63b20d5c6 mbapp.js support to create an application with existed window
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318
bcc63b20d5c6 mbapp.js support to create an application with existed window
Thinker K.F. Li <thinker@codemud.net>
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319 this.mb_rt.kbevents.
bcc63b20d5c6 mbapp.js support to create an application with existed window
Thinker K.F. Li <thinker@codemud.net>
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320 add_event_observer(exports.EVT_KB_PRESS,
bcc63b20d5c6 mbapp.js support to create an application with existed window
Thinker K.F. Li <thinker@codemud.net>
parents: 827
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321 function(evt) { self.KeyPress(evt); });
bcc63b20d5c6 mbapp.js support to create an application with existed window
Thinker K.F. Li <thinker@codemud.net>
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322 this.keymap = {};
bcc63b20d5c6 mbapp.js support to create an application with existed window
Thinker K.F. Li <thinker@codemud.net>
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323 this.onKeyPress = null;
bcc63b20d5c6 mbapp.js support to create an application with existed window
Thinker K.F. Li <thinker@codemud.net>
parents: 827
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324 }
bcc63b20d5c6 mbapp.js support to create an application with existed window
Thinker K.F. Li <thinker@codemud.net>
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325
bcc63b20d5c6 mbapp.js support to create an application with existed window
Thinker K.F. Li <thinker@codemud.net>
parents: 827
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326 app_with_win.prototype = app.prototype;
bcc63b20d5c6 mbapp.js support to create an application with existed window
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327
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72abb4154936 Add mbapp module
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328 exports.app=app;
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bcc63b20d5c6 mbapp.js support to create an application with existed window
Thinker K.F. Li <thinker@codemud.net>
parents: 827
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329 exports.app_with_win = app_with_win;
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01d02382dea7 Refactory the mbapp and testsvg to use keyboard events
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330
01d02382dea7 Refactory the mbapp and testsvg to use keyboard events
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331 // Put all key definition here
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332 exports.KEY_LEFT = 0xff51;
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299ed9319dc6 Use key symbols instead of keycodes.
Thinker K.F. Li <thinker@branda.to>
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333 exports.KEY_UP = 0xff52;
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334 exports.KEY_RIGHT = 0xff53;
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299ed9319dc6 Use key symbols instead of keycodes.
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335 exports.KEY_DOWN = 0xff54;
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7875e8026e86 Change the key from up/down to left/right
wycc
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336 exports.KEY_ENTER = 0xff0d;
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503f3d18248e Add symbolic name of event types.
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337 exports.EVT_ANY=0;
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338 exports.EVT_MOUSE_OVER=1;
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339 exports.EVT_MOUSE_OUT=2;
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340 exports.EVT_MOUSE_MOVE=3;
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341 exports.EVT_MOUSE_BUT_PRESS4;
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342 exports.EVT_MOUSE_BUT_RELEASE=5
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343 exports.EVT_KB_PRESS=6;
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344 exports.EVT_KB_RELEASE=7;
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345 exports.EVT_PROGM_COMPLETE=8;
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346 exports.EVT_RDMAN_REDRAW=9;
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347 exports.EVT_MONITOR_ADD=10;
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348 exports.EVT_MONITOR_REMOVE=11;
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349 exports.EVT_MONITOR_FREE=12;
503f3d18248e Add symbolic name of event types.
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350 exports.EVT_MOUSE_MOVE_RAW=13;
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7eb5421a9864 exports the image loader
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351 exports.ldr = ldr;