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comparison nodejs/mbapp.js @ 1067:7b4e80ab671a openvg

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merge from default branch
author Thinker K.F. Li <thinker@codemud.net>
date Wed, 01 Dec 2010 12:25:56 +0800
parents 78312b44f48c
children 593a418ed8bf
comparison
equal deleted inserted replaced
630:bd18951b51d5 1067:7b4e80ab671a
1 // -*- indent-tabs-mode: t; tab-width: 8; c-basic-offset: 4; -*-
2 // vim: sw=4:ts=8:sts=4
3 var mbfly = require("mbfly");
4 var svg = require("./svg");
5 var sys = require("sys");
6 var ldr = mbfly.img_ldr_new(".");
7
8 function _reverse(m1) {
9 var rev = new Array(1, 0, 0, 0, 1, 0);
10 var m = new Array(m1[0], m1[1], m1[2], m1[3], m1[4], m1[5]);
11
12 rev[3] = -m[3] / m[0];
13 m[3] = 0;
14 m[4] += rev[3] * m[1];
15 m[5] += rev[3] * m[2];
16
17 rev[1] = -m[1] / m[4];
18 rev[0] += rev[1] * rev[3];
19 m[1] = 0;
20 m[2] += rev[1] * m[5];
21
22 rev[2] = -m[2];
23 rev[5] = -m[5];
24
25 rev[0] = rev[0] / m[0];
26 rev[1] = rev[1] / m[0];
27 rev[2] = rev[2] / m[0];
28
29 rev[3] = rev[3] / m[4];
30 rev[4] = rev[4] / m[4];
31 rev[5] = rev[5] / m[4];
32
33 return rev;
34 }
35
36 function _decorate_mb_rt(mb_rt) {
37 var coord;
38
39 mb_rt._mbapp_saved_coord_new = mb_rt.coord_new;
40 mb_rt.coord_new = function(parent) {
41 var coord;
42
43 coord = this._mbapp_saved_coord_new(parent);
44 coord.type = "coord";
45 coord.children = [];
46 coord._mbapp_saved_mtx = [coord[0], coord[1], coord[2],
47 coord[3], coord[4], coord[5]];
48 coord._mbapp_saved_rev_mtx = _reverse(coord._mbapp_saved_mtx);
49 coord.parent = parent;
50 coord._mbapp_saved_add_shape = coord.add_shape;
51 coord.add_shape = function(shape) {
52 var coord;
53
54 this._mbapp_saved_add_shape(shape);
55 shape.parent = this;
56 this.children.push(shape);
57 }
58
59 parent.children.push(coord);
60
61 return coord;
62 };
63
64 /*
65 * Decorate root coord
66 */
67 coord = mb_rt.root;
68 coord.type = "coord";
69 coord.children = [];
70 coord._mbapp_saved_mtx = [coord[0], coord[1], coord[2],
71 coord[3], coord[4], coord[5]];
72 coord._mbapp_saved_rev_mtx = _reverse(coord._mbapp_saved_mtx);
73 coord._mbapp_saved_add_shape = coord.add_shape;
74 coord.add_shape = function(shape) {
75 var coord;
76
77 this._mbapp_saved_add_shape(shape);
78 shape.parent = this;
79 }
80 }
81
82 app=function(display, w, h) {
83 var self = this;
84 var mb_rt;
85
86 if(typeof display == "undefined")
87 display = ":0.0";
88 if(typeof w == "undefined")
89 w = 720;
90 if(typeof h == "undefined")
91 h = 480;
92
93 mb_rt = this.mb_rt = new mbfly.mb_rt(display, w, h);
94 _decorate_mb_rt(mb_rt);
95 var background = mb_rt.rect_new(0, 0, 720, 480, 0, 0);
96 var paint = mb_rt.paint_color_new(1, 1, 1, 1);
97 paint.fill(background);
98 mb_rt.root.add_shape(background);
99
100 this.mb_rt.kbevents.add_event_observer(exports.EVT_KB_PRESS, function(evt) { self.KeyPress(evt);});
101 this.keymap={};
102 this.onKeyPress = null;
103 this.svg = new svg.loadSVG(this.mb_rt,this.mb_rt.root,null);
104 }
105 app.prototype.loadSVG=function(fname) {
106 this.svg.load(this.mb_rt,this.mb_rt.root,fname)
107 }
108
109 app.prototype.KeyPress = function(evt) {
110 if (this.onKeyPress) this.onKeyPress(evt.sym);
111 if (evt.sym in this.keymap) {
112 this.keymap[evt.sym]();
113 }
114 }
115
116 app.prototype.loop=function() {
117 this.mb_rt.redraw_all();
118 this.mb_rt.flush();
119 }
120 app.prototype.update=function() {
121 this.mb_rt.redraw_all();
122 this.mb_rt.flush();
123 }
124 app.prototype.get=function(name) {
125 return this.mb_rt.mbnames[name];
126 }
127 app.prototype.addKeyboardListener=function(type,f) {
128 return this.mb_rt.kbevents.add_event_observer(type,f);
129 }
130 app.prototype.refresh=function() {
131 this.mb_rt.redraw_changed();
132 this.mb_rt.flush();
133 }
134 app.prototype.dump=function() {
135 sys.puts(this.onKeyPress);
136 }
137
138 app.prototype.addKeyListener=function(key,f) {
139 if (typeof(key) == 'number')
140 this.keymap[key] = f;
141 else {
142 for(k in key) {
143 this.keymap[k] = f;
144 }
145 }
146 }
147
148
149 app.prototype.changeScene=function(s) {
150 var nth;
151 if (typeof(s)=='number') {
152 var i;
153 nth = s;
154 } else {
155 nth = this.svg.getFrameNumber(s);
156 if (nth == -1) return;
157 }
158 var scenes = this.svg.scenes;
159 for(i=0;i<scenes.length;i++) {
160 try {
161 if (nth >=scenes[i].start && nth <=scenes[i].end) {
162 this.get(scenes[i].ref).show();
163 } else {
164 this.get(scenes[i].ref).hide();
165 }
166 } catch(e) {
167 sys.puts(e);
168 sys.puts(scenes[i].ref);
169 }
170 }
171 }
172 app.prototype.addSceneListener=function(n, cb) {
173 sys.puts("This is not implemented yet")
174 }
175
176 var app_with_win = function(display, win) {
177 var self = this;
178 var mb_rt;
179 var background;
180 var paint;
181
182 if(typeof display == "undefined" || typeof win == "undefined")
183 throw "Invalid argument";
184
185 mb_rt = this.mb_rt = new mbfly.mb_rt_with_win(display, win);
186 _decorate_mb_rt(mb_rt);
187 background = mb_rt.rect_new(0, 0, 720, 480, 0, 0);
188 paint = mb_rt.paint_color_new(1, 1, 1, 1);
189 paint.fill(background);
190 mb_rt.root.add_shape(background);
191
192 this.mb_rt.kbevents.
193 add_event_observer(exports.EVT_KB_PRESS,
194 function(evt) { self.KeyPress(evt); });
195 this.keymap = {};
196 this.onKeyPress = null;
197 }
198
199 app_with_win.prototype = app.prototype;
200
201 exports.app=app;
202 exports.app_with_win = app_with_win;
203
204 // Put all key definition here
205 exports.KEY_LEFT = 0xff51;
206 exports.KEY_UP = 0xff52;
207 exports.KEY_RIGHT = 0xff53;
208 exports.KEY_DOWN = 0xff54;
209 exports.KEY_ENTER = 0xff0d;
210 exports.EVT_ANY=0;
211 exports.EVT_MOUSE_OVER=1;
212 exports.EVT_MOUSE_OUT=2;
213 exports.EVT_MOUSE_MOVE=3;
214 exports.EVT_MOUSE_BUT_PRESS4;
215 exports.EVT_MOUSE_BUT_RELEASE=5
216 exports.EVT_KB_PRESS=6;
217 exports.EVT_KB_RELEASE=7;
218 exports.EVT_PROGM_COMPLETE=8;
219 exports.EVT_RDMAN_REDRAW=9;
220 exports.EVT_MONITOR_ADD=10;
221 exports.EVT_MONITOR_REMOVE=11;
222 exports.EVT_MONITOR_FREE=12;
223 exports.EVT_MOUSE_MOVE_RAW=13;
224 exports.ldr = ldr;