Mercurial > MadButterfly

annotate nodejs/mbapp.js @ 1087:cd34de1a6960 openvg

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Fix issue of incorrect color for color paint. It is always black (nearly). It is caused by translate RGBA values from MadButterfly to OpenVG with wrong function.
author Thinker K.F. Li <thinker@codemud.net>
date Fri, 03 Dec 2010 18:18:43 +0800
parents 78312b44f48c
children 593a418ed8bf
rev   line source
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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 }
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105 app.prototype.loadSVG=function(fname) {
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106 this.svg.load(this.mb_rt,this.mb_rt.root,fname)
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107 }
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108
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109 app.prototype.KeyPress = function(evt) {
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110 if (this.onKeyPress) this.onKeyPress(evt.sym);
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111 if (evt.sym in this.keymap) {
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112 this.keymap[evt.sym]();
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113 }
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114 }
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115
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116 app.prototype.loop=function() {
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117 this.mb_rt.redraw_all();
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118 this.mb_rt.flush();
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119 }
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120 app.prototype.update=function() {
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121 this.mb_rt.redraw_all();
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122 this.mb_rt.flush();
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123 }
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124 app.prototype.get=function(name) {
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125 return this.mb_rt.mbnames[name];
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126 }
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127 app.prototype.addKeyboardListener=function(type,f) {
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128 return this.mb_rt.kbevents.add_event_observer(type,f);
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129 }
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130 app.prototype.refresh=function() {
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131 this.mb_rt.redraw_changed();
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132 this.mb_rt.flush();
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133 }
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134 app.prototype.dump=function() {
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135 sys.puts(this.onKeyPress);
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136 }
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137
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138 app.prototype.addKeyListener=function(key,f) {
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139 if (typeof(key) == 'number')
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140 this.keymap[key] = f;
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141 else {
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142 for(k in key) {
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143 this.keymap[k] = f;
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144 }
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145 }
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146 }
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147
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148
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149 app.prototype.changeScene=function(s) {
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150 var nth;
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151 if (typeof(s)=='number') {
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152 var i;
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153 nth = s;
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154 } else {
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155 nth = this.svg.getFrameNumber(s);
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156 if (nth == -1) return;
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157 }
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158 var scenes = this.svg.scenes;
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159 for(i=0;i<scenes.length;i++) {
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160 try {
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161 if (nth >=scenes[i].start && nth <=scenes[i].end) {
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162 this.get(scenes[i].ref).show();
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163 } else {
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164 this.get(scenes[i].ref).hide();
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165 }
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166 } catch(e) {
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167 sys.puts(e);
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168 sys.puts(scenes[i].ref);
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169 }
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170 }
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171 }
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172 app.prototype.addSceneListener=function(n, cb) {
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173 sys.puts("This is not implemented yet")
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174 }
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175
872
bcc63b20d5c6 mbapp.js support to create an application with existed window
Thinker K.F. Li <thinker@codemud.net>
parents: 827
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176 var app_with_win = function(display, win) {
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177 var self = this;
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178 var mb_rt;
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179 var background;
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180 var paint;
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181
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182 if(typeof display == "undefined" || typeof win == "undefined")
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183 throw "Invalid argument";
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184
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185 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
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186 _decorate_mb_rt(mb_rt);
872
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187 background = mb_rt.rect_new(0, 0, 720, 480, 0, 0);
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188 paint = mb_rt.paint_color_new(1, 1, 1, 1);
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189 paint.fill(background);
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190 mb_rt.root.add_shape(background);
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191
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192 this.mb_rt.kbevents.
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193 add_event_observer(exports.EVT_KB_PRESS,
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194 function(evt) { self.KeyPress(evt); });
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195 this.keymap = {};
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196 this.onKeyPress = null;
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197 }
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198
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199 app_with_win.prototype = app.prototype;
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200
716
72abb4154936 Add mbapp module
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parents:
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201 exports.app=app;
872
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202 exports.app_with_win = app_with_win;
721
01d02382dea7 Refactory the mbapp and testsvg to use keyboard events
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203
01d02382dea7 Refactory the mbapp and testsvg to use keyboard events
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204 // Put all key definition here
820
7875e8026e86 Change the key from up/down to left/right
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parents: 784
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205 exports.KEY_LEFT = 0xff51;
729
299ed9319dc6 Use key symbols instead of keycodes.
Thinker K.F. Li <thinker@branda.to>
parents: 724
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206 exports.KEY_UP = 0xff52;
820
7875e8026e86 Change the key from up/down to left/right
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parents: 784
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207 exports.KEY_RIGHT = 0xff53;
729
299ed9319dc6 Use key symbols instead of keycodes.
Thinker K.F. Li <thinker@branda.to>
parents: 724
diff changeset
208 exports.KEY_DOWN = 0xff54;
820
7875e8026e86 Change the key from up/down to left/right
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parents: 784
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209 exports.KEY_ENTER = 0xff0d;
724
503f3d18248e Add symbolic name of event types.
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210 exports.EVT_ANY=0;
503f3d18248e Add symbolic name of event types.
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211 exports.EVT_MOUSE_OVER=1;
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212 exports.EVT_MOUSE_OUT=2;
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213 exports.EVT_MOUSE_MOVE=3;
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214 exports.EVT_MOUSE_BUT_PRESS4;
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215 exports.EVT_MOUSE_BUT_RELEASE=5
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216 exports.EVT_KB_PRESS=6;
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217 exports.EVT_KB_RELEASE=7;
503f3d18248e Add symbolic name of event types.
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218 exports.EVT_PROGM_COMPLETE=8;
503f3d18248e Add symbolic name of event types.
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219 exports.EVT_RDMAN_REDRAW=9;
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220 exports.EVT_MONITOR_ADD=10;
503f3d18248e Add symbolic name of event types.
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221 exports.EVT_MONITOR_REMOVE=11;
503f3d18248e Add symbolic name of event types.
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parents: 721
diff changeset
222 exports.EVT_MONITOR_FREE=12;
503f3d18248e Add symbolic name of event types.
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parents: 721
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223 exports.EVT_MOUSE_MOVE_RAW=13;
827
7eb5421a9864 exports the image loader
wycc
parents: 822
diff changeset
224 exports.ldr = ldr;