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annotate nodejs/canvas.js @ 762:6133319d3fb4

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Add udpate command
author wycc
date Sat, 28 Aug 2010 23:11:02 +0800
parents 9f4a1134ec82
children 1b522a22e16a
rev   line source
736
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
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1 var mbfly = require("mbfly");
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2 var sys=require("sys");
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3
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4
cdd578c1f866 Add Canvas class for the dynamic content generation. The testcanvas.js is used to demostrate the capability of it.
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5 function canvas(app,root) {
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6 this.mb_rt = app.mb_rt;
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7 this.parent = root;
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8 this.root = this.mb_rt.coord_new(root);
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9 this.bg_r = 0;
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10 this.bg_g = 0;
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11 this.bg_b = 0;
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12 this.bg_a = 0;
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13 this.stroke_r = 0;
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14 this.stroke_g = 0;
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15 this.stroke_b = 0;
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16 this.stroke_a = 0;
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17 this.stroke_w = 1;
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18 }
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19
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20 canvas.prototype.background=function(r,g,b,a) {
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21 this.bg_r = r;
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22 this.bg_g = g;
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23 this.bg_b = b;
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24 this.bg_a = a;
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25 }
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26
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27 canvas.prototype.rect=function(x,y,w,h) {
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28 var rect = this.mb_rt.rect_new(x,y,w,h,0,0);
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29 var paint = this.mb_rt.paint_color_new(this.bg_r,this.bg_g,this.bg_b,this.bg_a);
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30 paint.fill(rect);
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31 this.root.add_shape(rect);
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32 }
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33
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34 canvas.prototype.stroke=function(r,g,b,a) {
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35 this.stroke_r = r;
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36 this.stroke_g = g;
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37 this.stroke_b = b;
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38 this.stroke_a = a;
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39 }
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40
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41
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42 canvas.prototype.line=function(x1,y1,x2,y2) {
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43 var s = "M "+x1+","+y1+" L "+x2+","+y2;
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44 sys.puts(s);
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45
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46 var p = this.mb_rt.path_new(s);
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47 this.root.add_shape(p);
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48 var paint = this.mb_rt.paint_color_new(this.stroke_r,this.stroke_g,this.stroke_b,this.stroke_a);
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49 paint.stroke(p);
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50 p.stroke_width = this.stroke_w;
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51 }
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52
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53 canvas.prototype.strokeWeight=function(w) {
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54 this.stroke_w = w;
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55 }
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56
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57 canvas.prototype.alpha=function(c) {
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58 }
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59
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60 canvas.prototype.red=function(c) {
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61 }
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62 canvas.prototype.green=function(c) {
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63 }
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64 canvas.prototype.blue=function(c) {
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65 }
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66
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67
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68 canvas.prototype.clear=function() {
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69 this.root.remove();
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70 this.root = this.mb_rt.coord_new(this.parent);
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71 }
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72
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73 canvas.prototype.arc=function(x,y,w,h,start,end) {
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74 }
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75
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76 canvas.prototype.ellipse=function(x, y, width, height) {
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77 }
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78
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79 canvas.prototype.point=function(x,y) {
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80 }
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81
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82 canvas.prototype.quad=function(x1,y1,x2,y2,x3,y3,x4,y4) {
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83 }
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84
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85 canvas.prototype.triangle=function(x1,y1,x2,y2,x3,y3) {
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86 }
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87
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88 canvas.prototype.bezier=function(x1, y1, cx1, cy1, cx2, cy2, x2, y2) {
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89 }
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90
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91 canvas.prototype.curveTightness=function(squishy) {
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92 }
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93
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94 canvas.prototype.colorMode=function() {
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95 }
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96
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97 canvas.prototype.fill=function(color) {
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98 }
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99
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100 canvas.prototype.noFill=function() {
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101 }
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102
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103 canvas.prototype.noStroke=function() {
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104 }
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105
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106
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107 exports.canvas = canvas;