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build | ||
.DS_Store | ||
test.js | ||
.lock-wscript | ||
test.png | ||
test.html | ||
test/*.png |
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test: | ||
@./support/expresso/bin/expresso \ | ||
-I lib | ||
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.PHONY: test |
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# node-canvas | ||
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## TODO | ||
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[ ] drawing shapes | ||
[ ] line styles | ||
[ ] fix colors | ||
[ ] gradients | ||
[ ] Image | ||
[ ] patterns | ||
[ ] text | ||
[ ] rectangles | ||
[ ] transformations | ||
[ ] compositing | ||
[ ] PixelArray | ||
[ ] async saving to disk (png, svg, etc) | ||
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## License | ||
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(The MIT License) | ||
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Copyright (c) 2009-2010 TJ Holowaychuk <tj@vision-media.ca> | ||
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Permission is hereby granted, free of charge, to any person obtaining | ||
a copy of this software and associated documentation files (the | ||
'Software'), to deal in the Software without restriction, including | ||
without limitation the rights to use, copy, modify, merge, publish, | ||
distribute, sublicense, and/or sell copies of the Software, and to | ||
permit persons to whom the Software is furnished to do so, subject to | ||
the following conditions: | ||
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The above copyright notice and this permission notice shall be | ||
included in all copies or substantial portions of the Software. | ||
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THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND, | ||
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | ||
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. | ||
IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY | ||
CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, | ||
TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE | ||
SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
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/*! | ||
* Canvas | ||
* Copyright(c) 2010 TJ Holowaychuk <tj@vision-media.ca> | ||
* MIT Licensed | ||
*/ | ||
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/** | ||
* Module dependencies. | ||
*/ | ||
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var canvas = require('../build/default/canvas') | ||
, colors = require('./colors') | ||
, Canvas = canvas.Canvas | ||
, Context2d = canvas.Context2d; | ||
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/** | ||
* Export `Canvas` as the module. | ||
*/ | ||
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var Canvas = exports = module.exports = Canvas; | ||
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/** | ||
* Library version. | ||
*/ | ||
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exports.version = '0.0.1'; | ||
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/** | ||
* Parse the given color `str`. | ||
* | ||
* Current supports: | ||
* | ||
* - #nnn | ||
* - #nnnnnn | ||
* - rgb(r,g,b) | ||
* - rgba(r,g,b,a) | ||
* - color | ||
* | ||
* Examples | ||
* | ||
* - #fff | ||
* - #FFF | ||
* - #FFFFFF | ||
* - rgb(255,255,5) | ||
* - rgba(255,255,5,.8) | ||
* - rgba(255,255,5,0.8) | ||
* - white | ||
* - red | ||
* | ||
* @param {String} str | ||
* @return {Array} | ||
* @api public | ||
*/ | ||
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exports.parseColor = function(str){ | ||
str = colors[str] || String(str); | ||
if (0 == str.indexOf('rgba')) { | ||
var captures = /rgba\((\d{1,3}) *, *(\d{1,3}) *, *(\d{1,3}) *, *(\d+\.\d+|\.\d+|\d+) *\)/.exec(str); | ||
if (!captures) return; | ||
return [ | ||
parseInt(captures[1], 10) | ||
, parseInt(captures[2], 10) | ||
, parseInt(captures[3], 10) | ||
, parseFloat(captures[4], 10) | ||
]; | ||
} else if (0 == str.indexOf('rgb')) { | ||
var captures = /rgb\((\d{1,3}) *, *(\d{1,3}) *, *(\d{1,3}) *\)/.exec(str); | ||
if (!captures) return; | ||
return [ | ||
parseInt(captures[1], 10) | ||
, parseInt(captures[2], 10) | ||
, parseInt(captures[3], 10) | ||
, 1 | ||
]; | ||
} else if ('#' == str.charAt(0) && str.length > 4) { | ||
var captures = /#(\w{2})(\w{2})(\w{2})/.exec(str); | ||
if (!captures) return; | ||
return [ | ||
parseInt(captures[1], 16) | ||
, parseInt(captures[2], 16) | ||
, parseInt(captures[3], 16) | ||
, 1 | ||
]; | ||
} else if ('#' == str.charAt(0)) { | ||
var captures = /#(\w)(\w)(\w)/.exec(str); | ||
if (!captures) return; | ||
return [ | ||
parseInt(captures[1] + captures[1], 16) | ||
, parseInt(captures[2] + captures[2], 16) | ||
, parseInt(captures[3] + captures[3], 16) | ||
, 1 | ||
]; | ||
} | ||
}; | ||
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/** | ||
* Get a context object. | ||
* | ||
* @param {String} contextId | ||
* @return {Context2d} | ||
* @api public | ||
*/ | ||
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Canvas.prototype.getContext = function(contextId){ | ||
if ('2d' == contextId) { | ||
var ctx = new Context2d(this); | ||
this.context = ctx; | ||
ctx.canvas = this; | ||
return ctx; | ||
} | ||
}; | ||
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Context2d.prototype.__defineSetter__('fillStyle', function(val){ | ||
var rgba = exports.parseColor(val) || [0,0,0,1]; | ||
this.lastFillStyle = rgba; | ||
this.setFillRGBA( | ||
rgba[0] | ||
, rgba[1] | ||
, rgba[2] | ||
, rgba[3]); | ||
}); | ||
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Context2d.prototype.__defineGetter__('fillStyle', function(){ | ||
var rgba = this.lastFillStyle; | ||
return 'rgba(' + rgba[0] + ',' + rgba[1] + ',' + rgba[2] + ',' + rgba[3] + ')'; | ||
}); |
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/*! | ||
* Canvas - colors | ||
* Copyright(c) 2010 TJ Holowaychuk <tj@vision-media.ca> | ||
* MIT Licensed | ||
*/ | ||
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module.exports = { | ||
aliceblue: '#f0f8ff' | ||
, antiquewhite: '#faebd7' | ||
, aqua: '#00ffff' | ||
, aquamarine: '#7fffd4' | ||
, azure: '#f0ffff' | ||
, beige: '#f5f5dc' | ||
, bisque: '#ffe4c4' | ||
, black: '#000000' | ||
, blanchedalmond: '#ffebcd' | ||
, blue: '#0000ff' | ||
, blueviolet: '#8a2be2' | ||
, brown: '#a52a2a' | ||
, burlywood: '#deb887' | ||
, cadetblue: '#5f9ea0' | ||
, chartreuse: '#7fff00' | ||
, chocolate: '#d2691e' | ||
, coral: '#ff7f50' | ||
, cornflowerblue: '#6495ed' | ||
, cornsilk: '#fff8dc' | ||
, crimson: '#dc143c' | ||
, cyan: '#00ffff' | ||
, darkblue: '#00008b' | ||
, darkcyan: '#008b8b' | ||
, darkgoldenrod: '#b8860b' | ||
, darkgray: '#a9a9a9' | ||
, darkgreen: '#006400' | ||
, darkkhaki: '#bdb76b' | ||
, darkmagenta: '#8b008b' | ||
, darkolivegreen: '#556b2f' | ||
, darkorange: '#ff8c00' | ||
, darkorchid: '#9932cc' | ||
, darkred: '#8b0000' | ||
, darksalmon: '#e9967a' | ||
, darkseagreen: '#8fbc8f' | ||
, darkslateblue: '#483d8b' | ||
, darkslategray: '#2f4f4f' | ||
, darkturquoise: '#00ced1' | ||
, darkviolet: '#9400d3' | ||
, deeppink: '#ff1493' | ||
, deepskyblue: '#00bfff' | ||
, dimgray: '#696969' | ||
, dodgerblue: '#1e90ff' | ||
, feldspar: '#d19275' | ||
, firebrick: '#b22222' | ||
, floralwhite: '#fffaf0' | ||
, forestgreen: '#228b22' | ||
, fuchsia: '#ff00ff' | ||
, gainsboro: '#dcdcdc' | ||
, ghostwhite: '#f8f8ff' | ||
, gold: '#ffd700' | ||
, goldenrod: '#daa520' | ||
, gray: '#808080' | ||
, green: '#008000' | ||
, greenyellow: '#adff2f' | ||
, honeydew: '#f0fff0' | ||
, hotpink: '#ff69b4' | ||
, indianred : '#cd5c5c' | ||
, indigo : '#4b0082' | ||
, ivory: '#fffff0' | ||
, khaki: '#f0e68c' | ||
, lavender: '#e6e6fa' | ||
, lavenderblush: '#fff0f5' | ||
, lawngreen: '#7cfc00' | ||
, lemonchiffon: '#fffacd' | ||
, lightblue: '#add8e6' | ||
, lightcoral: '#f08080' | ||
, lightcyan: '#e0ffff' | ||
, lightgoldenrodyellow: '#fafad2' | ||
, lightgrey: '#d3d3d3' | ||
, lightgreen: '#90ee90' | ||
, lightpink: '#ffb6c1' | ||
, lightsalmon: '#ffa07a' | ||
, lightseagreen: '#20b2aa' | ||
, lightskyblue: '#87cefa' | ||
, lightslateblue: '#8470ff' | ||
, lightslategray: '#778899' | ||
, lightsteelblue: '#b0c4de' | ||
, lightyellow: '#ffffe0' | ||
, lime: '#00ff00' | ||
, limegreen: '#32cd32' | ||
, linen: '#faf0e6' | ||
, magenta: '#ff00ff' | ||
, maroon: '#800000' | ||
, mediumaquamarine: '#66cdaa' | ||
, mediumblue: '#0000cd' | ||
, mediumorchid: '#ba55d3' | ||
, mediumpurple: '#9370d8' | ||
, mediumseagreen: '#3cb371' | ||
, mediumslateblue: '#7b68ee' | ||
, mediumspringgreen: '#00fa9a' | ||
, mediumturquoise: '#48d1cc' | ||
, mediumvioletred: '#c71585' | ||
, midnightblue: '#191970' | ||
, mintcream: '#f5fffa' | ||
, mistyrose: '#ffe4e1' | ||
, moccasin: '#ffe4b5' | ||
, navajowhite: '#ffdead' | ||
, navy: '#000080' | ||
, oldlace: '#fdf5e6' | ||
, olive: '#808000' | ||
, olivedrab: '#6b8e23' | ||
, orange: '#ffa500' | ||
, orangered: '#ff4500' | ||
, orchid: '#da70d6' | ||
, palegoldenrod: '#eee8aa' | ||
, palegreen: '#98fb98' | ||
, paleturquoise: '#afeeee' | ||
, palevioletred: '#d87093' | ||
, papayawhip: '#ffefd5' | ||
, peachpuff: '#ffdab9' | ||
, peru: '#cd853f' | ||
, pink: '#ffc0cb' | ||
, plum: '#dda0dd' | ||
, powderblue: '#b0e0e6' | ||
, purple: '#800080' | ||
, red: '#ff0000' | ||
, rosybrown: '#bc8f8f' | ||
, royalblue: '#4169e1' | ||
, saddlebrown: '#8b4513' | ||
, salmon: '#fa8072' | ||
, sandybrown: '#f4a460' | ||
, seagreen: '#2e8b57' | ||
, seashell: '#fff5ee' | ||
, sienna: '#a0522d' | ||
, silver: '#c0c0c0' | ||
, skyblue: '#87ceeb' | ||
, slateblue: '#6a5acd' | ||
, slategray: '#708090' | ||
, snow: '#fffafa' | ||
, springgreen: '#00ff7f' | ||
, steelblue: '#4682b4' | ||
, tan: '#d2b48c' | ||
, teal: '#008080' | ||
, thistle: '#d8bfd8' | ||
, tomato: '#ff6347' | ||
, turquoise: '#40e0d0' | ||
, violet: '#ee82ee' | ||
, violetred: '#d02090' | ||
, wheat: '#f5deb3' | ||
, white: '#ffffff' | ||
, whitesmoke: '#f5f5f5' | ||
, yellow: '#ffff00' | ||
, yellowgreen: '#9acd32' | ||
}; |
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{ "name": "canvas" | ||
, "description": "node canvas implementation backed by Cairo" | ||
, "version": "0.0.1" | ||
, "author": "TJ Holowaychuk <tj@vision-media.ca>" | ||
, "keywords": [] | ||
, "main": "./lib/canvas.js" | ||
, "scripts": { | ||
"preinstall": "node-waf configure build" | ||
} | ||
, "engines": { "node": ">= 0.2.0" } | ||
} |
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