Mercurial > MadButterfly

annotate nodejs/canvas.js @ 880:ac3e8492ad74 abs_n_rel_center

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Formalize path data for MadButterfly. Inkscape and other editors would omit 'l' or 'L' after 'm' or 'M'. MadButterfly can not handle it, now. So, we work around it at SVG parser.
author Thinker K.F. Li <thinker@codemud.net>
date Sat, 25 Sep 2010 18:46:37 +0800
parents 586e50f82c1f
children
rev   line source
822
586e50f82c1f Unify coding style tag for emacs and vim.
Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com>
parents: 774
diff changeset
1 // -*- indent-tabs-mode: t; tab-width: 8; c-basic-offset: 4; -*-
586e50f82c1f Unify coding style tag for emacs and vim.
Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com>
parents: 774
diff changeset
2 // vim: sw=4:ts=8:sts=4
736
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
3 var mbfly = require("mbfly");
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
4 var sys=require("sys");
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
5
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
6
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
7 function canvas(app,root) {
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
8 this.mb_rt = app.mb_rt;
751
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
9 this.parent = root;
736
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
10 this.root = this.mb_rt.coord_new(root);
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
11 this.bg_r = 0;
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
12 this.bg_g = 0;
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
13 this.bg_b = 0;
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
14 this.bg_a = 0;
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
15 this.stroke_r = 0;
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
16 this.stroke_g = 0;
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
17 this.stroke_b = 0;
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
18 this.stroke_a = 0;
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
19 this.stroke_w = 1;
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
20 }
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
21
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
22 canvas.prototype.background=function(r,g,b,a) {
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
23 this.bg_r = r;
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
24 this.bg_g = g;
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
25 this.bg_b = b;
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
26 this.bg_a = a;
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
27 }
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
28
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
29 canvas.prototype.rect=function(x,y,w,h) {
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
30 var rect = this.mb_rt.rect_new(x,y,w,h,0,0);
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
31 var paint = this.mb_rt.paint_color_new(this.bg_r,this.bg_g,this.bg_b,this.bg_a);
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
32 paint.fill(rect);
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
33 this.root.add_shape(rect);
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
34 }
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
35
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
36 canvas.prototype.stroke=function(r,g,b,a) {
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
37 this.stroke_r = r;
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
38 this.stroke_g = g;
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
39 this.stroke_b = b;
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
40 this.stroke_a = a;
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
41 }
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
42
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
43
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
44 canvas.prototype.line=function(x1,y1,x2,y2) {
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
45 var s = "M "+x1+","+y1+" L "+x2+","+y2;
773
1b522a22e16a Remove sys.puts, it is why leaking
Thinker K.F. Li <thinker@codemud.net>
parents: 751
diff changeset
46 //sys.puts(s);
736
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
47
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
48 var p = this.mb_rt.path_new(s);
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
49 this.root.add_shape(p);
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
50 var paint = this.mb_rt.paint_color_new(this.stroke_r,this.stroke_g,this.stroke_b,this.stroke_a);
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
51 paint.stroke(p);
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
52 p.stroke_width = this.stroke_w;
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
53 }
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
54
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
55 canvas.prototype.strokeWeight=function(w) {
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
56 this.stroke_w = w;
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
57 }
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
58
751
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
59 canvas.prototype.alpha=function(c) {
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
60 }
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
61
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
62 canvas.prototype.red=function(c) {
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
63 }
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
64 canvas.prototype.green=function(c) {
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
65 }
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
66 canvas.prototype.blue=function(c) {
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
67 }
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
68
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
69
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
70 canvas.prototype.clear=function() {
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
71 this.root.remove();
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
72 this.root = this.mb_rt.coord_new(this.parent);
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
73 }
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
74
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
75 canvas.prototype.arc=function(x,y,w,h,start,end) {
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
76 }
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
77
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
78 canvas.prototype.ellipse=function(x, y, width, height) {
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
79 }
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
80
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
81 canvas.prototype.point=function(x,y) {
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
82 }
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
83
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
84 canvas.prototype.quad=function(x1,y1,x2,y2,x3,y3,x4,y4) {
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
85 }
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
86
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
87 canvas.prototype.triangle=function(x1,y1,x2,y2,x3,y3) {
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
88 }
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
89
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
90 canvas.prototype.bezier=function(x1, y1, cx1, cy1, cx2, cy2, x2, y2) {
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
91 }
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
92
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
93 canvas.prototype.curveTightness=function(squishy) {
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
94 }
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
95
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
96 canvas.prototype.colorMode=function() {
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
97 }
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
98
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
99 canvas.prototype.fill=function(color) {
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
100 }
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
101
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
102 canvas.prototype.noFill=function() {
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
103 }
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
104
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
105 canvas.prototype.noStroke=function() {
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
106 }
9f4a1134ec82 Use the coord.remove() to implement the processing canvas
wycc
parents: 736
diff changeset
107
736
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
108
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
wycc
parents:
diff changeset
109 exports.canvas = canvas;