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canvasrenderer
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canvasrenderer - npm Package Compare versions
Comparing version 0.1.2 to 0.1.3
| /** | ||
| * canvasrenderer v0.1.2 build Sep 18 2015 | ||
| * canvasrenderer v0.1.3 build Sep 20 2015 | ||
| * https://github.com/vanruesc/canvasrenderer | ||
| * Copyright 2015 Raoul van Rueschen, Zlib | ||
| */ | ||
| 'use strict'; | ||
| var CanvasRenderer = (function () { 'use strict'; | ||
| /** | ||
| * A canvas renderer base class. | ||
| * | ||
| * @class CanvasRenderer | ||
| * @constructor | ||
| * @param {Object} [options] - The settings. | ||
| * @param {Number} [options.dt=1/60] - The update rate in seconds. | ||
| * @param {Boolean} [options.clearCanvas=true] - Whether the canvas should automatically be cleared. | ||
| * @param {Boolean} [options.enabled=true] - Whether the animation should be rendered. If set to false, the render function will merely update the time. | ||
| * @param {Number} [options.size] - The canvas size. | ||
| */ | ||
| function CanvasRenderer(options) { | ||
| var self = this; | ||
| /** | ||
| * Delta time in milliseconds. | ||
| * A canvas renderer base class. | ||
| * | ||
| * @property dt | ||
| * @type Number | ||
| * @class CanvasRenderer | ||
| * @constructor | ||
| * @param {Object} [options] - The settings. | ||
| * @param {Number} [options.dt=1/60] - The update rate in seconds. | ||
| * @param {Boolean} [options.clearCanvas=true] - Whether the canvas should automatically be cleared. | ||
| * @param {Boolean} [options.enabled=true] - Whether the animation should be rendered. If set to false, the render function will merely update the time. | ||
| * @param {Number} [options.size] - The canvas size. | ||
| */ | ||
| this.dt = 1000.0 / 60.0; | ||
| function CanvasRenderer(options) { | ||
| /** | ||
| * Used for time based rendering. Milliseconds. | ||
| * | ||
| * @property now | ||
| * @type Number | ||
| * @private | ||
| */ | ||
| var self = this; | ||
| this.now = (window.performance !== undefined) ? window.performance.now() : Date.now(); | ||
| /** | ||
| * Delta time in milliseconds. | ||
| * | ||
| * @property dt | ||
| * @type Number | ||
| */ | ||
| /** | ||
| * Used for time based rendering. Milliseconds. | ||
| * | ||
| * @property then | ||
| * @type Number | ||
| * @private | ||
| */ | ||
| this.dt = 1000.0 / 60.0; | ||
| this.then = this.now; | ||
| /** | ||
| * Used for time based rendering. Milliseconds. | ||
| * | ||
| * @property now | ||
| * @type Number | ||
| * @private | ||
| */ | ||
| /** | ||
| * Used for time based rendering. Milliseconds. | ||
| * | ||
| * @property accumulator | ||
| * @type Number | ||
| * @private | ||
| */ | ||
| this.now = (window.performance !== undefined) ? window.performance.now() : Date.now(); | ||
| this.accumulator = 0; | ||
| /** | ||
| * Used for time based rendering. Milliseconds. | ||
| * | ||
| * @property then | ||
| * @type Number | ||
| * @private | ||
| */ | ||
| /** | ||
| * The rendering context. | ||
| * | ||
| * @property ctx | ||
| * @type CanvasRenderingContext2D | ||
| * @private | ||
| */ | ||
| this.then = this.now; | ||
| this.ctx = null; | ||
| /** | ||
| * Used for time based rendering. Milliseconds. | ||
| * | ||
| * @property accumulator | ||
| * @type Number | ||
| * @private | ||
| */ | ||
| // Create an initial canvas. | ||
| this.canvas = document.createElement("canvas"); | ||
| this.accumulator = 0; | ||
| /** | ||
| * Clear flag. | ||
| * | ||
| * @property clearCanvas | ||
| * @type Boolean | ||
| */ | ||
| /** | ||
| * The rendering context. | ||
| * | ||
| * @property ctx | ||
| * @type CanvasRenderingContext2D | ||
| * @private | ||
| */ | ||
| this.clearCanvas = true; | ||
| this.ctx = null; | ||
| /** | ||
| * Enabled flag. | ||
| * | ||
| * @property enabled | ||
| * @type Boolean | ||
| */ | ||
| // Create an initial canvas. | ||
| this.canvas = document.createElement("canvas"); | ||
| this.enabled = true; | ||
| /** | ||
| * Clear flag. | ||
| * | ||
| * @property clearCanvas | ||
| * @type Boolean | ||
| */ | ||
| // Overwrite the defaults. | ||
| if(options !== undefined) { | ||
| this.clearCanvas = true; | ||
| if(options.dt !== undefined) { this.dt = options.dt * 1000.0; } | ||
| if(options.canvas !== undefined) { this.canvas = options.canvas; } | ||
| if(options.clearCanvas !== undefined) { this.clearCanvas = options.clearCanvas; } | ||
| if(options.enabled !== undefined) { this.enabled = options.enabled; } | ||
| this.size = options.size; | ||
| /** | ||
| * Enabled flag. | ||
| * | ||
| * @property enabled | ||
| * @type Boolean | ||
| */ | ||
| this.enabled = true; | ||
| // Overwrite the defaults. | ||
| if(options !== undefined) { | ||
| if(options.dt !== undefined) { this.dt = options.dt * 1000.0; } | ||
| if(options.canvas !== undefined) { this.canvas = options.canvas; } | ||
| if(options.clearCanvas !== undefined) { this.clearCanvas = options.clearCanvas; } | ||
| if(options.enabled !== undefined) { this.enabled = options.enabled; } | ||
| this.size = options.size; | ||
| } | ||
| /** | ||
| * The animation loop. | ||
| * | ||
| * This ugly thing will evolve into an | ||
| * arrow function some day! | ||
| * | ||
| * @method render | ||
| */ | ||
| this.render = function(now) { self._render(now); }; | ||
| } | ||
| /** | ||
| * The animation loop. | ||
| * The canvas. | ||
| * | ||
| * This ugly thing will evolve into an | ||
| * arrow function some day! | ||
| * | ||
| * @method render | ||
| * @property canvas | ||
| * @type HTMLCanvasElement | ||
| */ | ||
| this.render = function(now) { self._render(now); }; | ||
| Object.defineProperty(CanvasRenderer.prototype, "canvas", { | ||
| } | ||
| get: function() { return this.ctx.canvas; }, | ||
| /** | ||
| * The canvas. | ||
| * | ||
| * @property canvas | ||
| * @type HTMLCanvasElement | ||
| */ | ||
| set: function(x) { | ||
| Object.defineProperty(CanvasRenderer.prototype, "canvas", { | ||
| if(x !== undefined && x.getContext !== undefined) { | ||
| get: function() { return this.ctx.canvas; }, | ||
| this.ctx = x.getContext("2d"); | ||
| set: function(x) { | ||
| } | ||
| if(x !== undefined && x.getContext !== undefined) { | ||
| this.ctx = x.getContext("2d"); | ||
| } | ||
| } | ||
| }); | ||
| }); | ||
| /** | ||
| * The size of the canvas. | ||
| * | ||
| * @property size | ||
| * @type Array | ||
| * @example | ||
| * [width, height] | ||
| */ | ||
| /** | ||
| * The size of the canvas. | ||
| * | ||
| * @property size | ||
| * @type Array | ||
| * @example | ||
| * [width, height] | ||
| */ | ||
| Object.defineProperty(CanvasRenderer.prototype, "size", { | ||
| Object.defineProperty(CanvasRenderer.prototype, "size", { | ||
| get: function() { | ||
| get: function() { | ||
| return [ | ||
| this.ctx.canvas.width, | ||
| this.ctx.canvas.height | ||
| ]; | ||
| return [ | ||
| this.ctx.canvas.width, | ||
| this.ctx.canvas.height | ||
| ]; | ||
| }, | ||
| }, | ||
| set: function(x) { | ||
| set: function(x) { | ||
| if(x !== undefined && x.length === 2) { | ||
| if(x !== undefined && x.length === 2) { | ||
| this.ctx.canvas.width = x[0]; | ||
| this.ctx.canvas.height = x[1]; | ||
| this.ctx.canvas.width = x[0]; | ||
| this.ctx.canvas.height = x[1]; | ||
| } | ||
| } | ||
| } | ||
| }); | ||
| }); | ||
| /** | ||
| * Abstract update method. | ||
| * | ||
| * This method will be called by the render function | ||
| * at a maximum rate of x fps where x corresponds to | ||
| * the refresh rate of the used monitor. | ||
| * | ||
| * @method update | ||
| * @param {Number} elapsed - The time since the last update call in milliseconds. | ||
| * @throws An error if not implemented. | ||
| */ | ||
| /** | ||
| * Abstract update method. | ||
| * | ||
| * This method will be called by the render function | ||
| * at a maximum rate of x fps where x corresponds to | ||
| * the refresh rate of the used monitor. | ||
| * | ||
| * @method update | ||
| * @param {Number} elapsed - The time since the last update call in milliseconds. | ||
| */ | ||
| CanvasRenderer.prototype.update = function() { | ||
| CanvasRenderer.prototype.update = function() {}; | ||
| throw new Error("Not implemented."); | ||
| /** | ||
| * Abstract draw method. | ||
| * | ||
| * @method draw | ||
| */ | ||
| }; | ||
| CanvasRenderer.prototype.draw = function() {}; | ||
| /** | ||
| * Abstract draw method. | ||
| * | ||
| * @method draw | ||
| * @throws An error if not implemented. | ||
| */ | ||
| /** | ||
| * Renders the animation. | ||
| * | ||
| * @method _render | ||
| * @private | ||
| * @param {DOMHighResTimeStamp} now - The time since the page was loaded. | ||
| */ | ||
| CanvasRenderer.prototype.draw = function() { | ||
| CanvasRenderer.prototype._render = function(now) { | ||
| throw new Error("Not implemented."); | ||
| var elapsed; | ||
| }; | ||
| if(now === undefined) { | ||
| /** | ||
| * Renders the animation. | ||
| * | ||
| * @method _render | ||
| * @private | ||
| * @param {DOMHighResTimeStamp} now - The time since the page was loaded. | ||
| * @throws An error if update() or draw() hasn't been implemented. | ||
| */ | ||
| now = (window.performance !== undefined) ? window.performance.now() : Date.now(); | ||
| CanvasRenderer.prototype._render = function(now) { | ||
| } | ||
| var elapsed; | ||
| if(this.clearCanvas) { | ||
| if(now === undefined) { | ||
| this.ctx.clearRect(0, 0, this.ctx.canvas.width, this.ctx.canvas.height); | ||
| now = (window.performance !== undefined) ? window.performance.now() : Date.now(); | ||
| } | ||
| } | ||
| this.now = now; | ||
| elapsed = this.now - this.then; | ||
| this.then = this.now; | ||
| if(this.clearCanvas) { | ||
| if(this.enabled) { | ||
| this.ctx.clearRect(0, 0, this.ctx.canvas.width, this.ctx.canvas.height); | ||
| this.accumulator += elapsed; | ||
| } | ||
| if(this.accumulator >= this.dt) { | ||
| this.now = now; | ||
| elapsed = this.now - this.then; | ||
| this.then = this.now; | ||
| this.update(elapsed); | ||
| this.accumulator -= this.dt; | ||
| if(this.enabled) { | ||
| this.accumulator += elapsed; | ||
| if(this.accumulator >= this.dt) { | ||
| this.update(elapsed); | ||
| this.accumulator -= this.dt; | ||
| } | ||
| this.draw(); | ||
| } | ||
| this.draw(); | ||
| }; | ||
| } | ||
| return CanvasRenderer; | ||
| }; | ||
| module.exports = CanvasRenderer; | ||
| })(); |
| /** | ||
| * canvasrenderer v0.1.2 build Sep 18 2015 | ||
| * canvasrenderer v0.1.3 build Sep 20 2015 | ||
| * https://github.com/vanruesc/canvasrenderer | ||
| * Copyright 2015 Raoul van Rueschen, Zlib | ||
| */ | ||
| "use strict";function CanvasRenderer(t){var e=this;this.dt=1e3/60,this.now=void 0!==window.performance?window.performance.now():Date.now(),this.then=this.now,this.accumulator=0,this.ctx=null,this.canvas=document.createElement("canvas"),this.clearCanvas=!0,this.enabled=!0,void 0!==t&&(void 0!==t.dt&&(this.dt=1e3*t.dt),void 0!==t.canvas&&(this.canvas=t.canvas),void 0!==t.clearCanvas&&(this.clearCanvas=t.clearCanvas),void 0!==t.enabled&&(this.enabled=t.enabled),this.size=t.size),this.render=function(t){e._render(t)}}Object.defineProperty(CanvasRenderer.prototype,"canvas",{get:function(){return this.ctx.canvas},set:function(t){void 0!==t&&void 0!==t.getContext&&(this.ctx=t.getContext("2d"))}}),Object.defineProperty(CanvasRenderer.prototype,"size",{get:function(){return[this.ctx.canvas.width,this.ctx.canvas.height]},set:function(t){void 0!==t&&2===t.length&&(this.ctx.canvas.width=t[0],this.ctx.canvas.height=t[1])}}),CanvasRenderer.prototype.update=function(){},CanvasRenderer.prototype.draw=function(){},CanvasRenderer.prototype._render=function(t){var e;void 0===t&&(t=void 0!==window.performance?window.performance.now():Date.now()),this.clearCanvas&&this.ctx.clearRect(0,0,this.ctx.canvas.width,this.ctx.canvas.height),this.now=t,e=this.now-this.then,this.then=this.now,this.enabled&&(this.accumulator+=e,this.accumulator>=this.dt&&(this.update(e),this.accumulator-=this.dt),this.draw())},module.exports=CanvasRenderer; | ||
| var CanvasRenderer=function(){"use strict";function t(t){var e=this;this.dt=1e3/60,this.now=void 0!==window.performance?window.performance.now():Date.now(),this.then=this.now,this.accumulator=0,this.ctx=null,this.canvas=document.createElement("canvas"),this.clearCanvas=!0,this.enabled=!0,void 0!==t&&(void 0!==t.dt&&(this.dt=1e3*t.dt),void 0!==t.canvas&&(this.canvas=t.canvas),void 0!==t.clearCanvas&&(this.clearCanvas=t.clearCanvas),void 0!==t.enabled&&(this.enabled=t.enabled),this.size=t.size),this.render=function(t){e._render(t)}}return Object.defineProperty(t.prototype,"canvas",{get:function(){return this.ctx.canvas},set:function(t){void 0!==t&&void 0!==t.getContext&&(this.ctx=t.getContext("2d"))}}),Object.defineProperty(t.prototype,"size",{get:function(){return[this.ctx.canvas.width,this.ctx.canvas.height]},set:function(t){void 0!==t&&2===t.length&&(this.ctx.canvas.width=t[0],this.ctx.canvas.height=t[1])}}),t.prototype.update=function(){throw new Error("Not implemented.")},t.prototype.draw=function(){throw new Error("Not implemented.")},t.prototype._render=function(t){var e;void 0===t&&(t=void 0!==window.performance?window.performance.now():Date.now()),this.clearCanvas&&this.ctx.clearRect(0,0,this.ctx.canvas.width,this.ctx.canvas.height),this.now=t,e=this.now-this.then,this.then=this.now,this.enabled&&(this.accumulator+=e,this.accumulator>=this.dt&&(this.update(e),this.accumulator-=this.dt),this.draw())},t}(); |
@@ -5,3 +5,3 @@ { | ||
| "description": "A base class that provides methods for canvas rendering.", | ||
| "version": "0.1.2", | ||
| "version": "0.1.3", | ||
| "url": "https://github.com/vanruesc/canvasrenderer" | ||
@@ -188,2 +188,5 @@ }, | ||
| ], | ||
| "throws": { | ||
| "description": "An error if not implemented." | ||
| }, | ||
| "class": "CanvasRenderer" | ||
@@ -193,6 +196,9 @@ }, | ||
| "file": "src\\canvasrenderer.js", | ||
| "line": 180, | ||
| "line": 185, | ||
| "description": "Abstract draw method.", | ||
| "itemtype": "method", | ||
| "name": "draw", | ||
| "throws": { | ||
| "description": "An error if not implemented." | ||
| }, | ||
| "class": "CanvasRenderer" | ||
@@ -202,3 +208,3 @@ }, | ||
| "file": "src\\canvasrenderer.js", | ||
| "line": 188, | ||
| "line": 198, | ||
| "description": "Renders the animation.", | ||
@@ -216,2 +222,5 @@ "itemtype": "method", | ||
| ], | ||
| "throws": { | ||
| "description": "An error if update() or draw() hasn't been implemented." | ||
| }, | ||
| "class": "CanvasRenderer" | ||
@@ -218,0 +227,0 @@ } |
| { | ||
| "name": "canvasrenderer", | ||
| "version": "0.1.2", | ||
| "version": "0.1.3", | ||
| "description": "A base class that provides methods for canvas rendering.", | ||
@@ -35,5 +35,5 @@ "homepage": "https://github.com/vanruesc/canvasrenderer", | ||
| "jshint": "npm run jshint:banner && npm run jshint:test && npm run jshint:lib", | ||
| "rollup": "rollup -f cjs -n CanvasRenderer -i src/canvasrenderer.js -o build/canvasrenderer.js", | ||
| "rollup": "rollup -f iife -n CanvasRenderer -i src/canvasrenderer.js -o build/canvasrenderer.js", | ||
| "uglify": "uglifyjs build/canvasrenderer.js -c -m -o build/canvasrenderer.min.js", | ||
| "mocha": "mocha test", | ||
| "mocha": "mocha-phantomjs --setting webSecurityEnabled=false test/index.html", | ||
| "yuidoc": "yuidoc src -q -c yuidoc.json", | ||
@@ -56,2 +56,4 @@ "prebuild": "npm run jshint", | ||
| "mocha": "2.x.x", | ||
| "mocha-phantomjs": "3.6.0", | ||
| "phantomjs": "1.9.7-15", | ||
| "prepend-file": "1.x.x", | ||
@@ -58,0 +60,0 @@ "rollup": "0.x.x", |
@@ -176,6 +176,11 @@ /** | ||
| * @param {Number} elapsed - The time since the last update call in milliseconds. | ||
| * @throws An error if not implemented. | ||
| */ | ||
| CanvasRenderer.prototype.update = function() {}; | ||
| CanvasRenderer.prototype.update = function() { | ||
| throw new Error("Not implemented."); | ||
| }; | ||
| /** | ||
@@ -185,6 +190,11 @@ * Abstract draw method. | ||
| * @method draw | ||
| * @throws An error if not implemented. | ||
| */ | ||
| CanvasRenderer.prototype.draw = function() {}; | ||
| CanvasRenderer.prototype.draw = function() { | ||
| throw new Error("Not implemented."); | ||
| }; | ||
| /** | ||
@@ -196,2 +206,3 @@ * Renders the animation. | ||
| * @param {DOMHighResTimeStamp} now - The time since the page was loaded. | ||
| * @throws An error if update() or draw() hasn't been implemented. | ||
| */ | ||
@@ -198,0 +209,0 @@ |
| { | ||
| "name": "CanvasRenderer API", | ||
| "description": "A base class that provides methods for canvas rendering.", | ||
| "version": "0.1.2", | ||
| "version": "0.1.3", | ||
| "url": "https://github.com/vanruesc/canvasrenderer", | ||
@@ -6,0 +6,0 @@ "options": { |
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Found 1 instance in 1 package
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Found 1 instance in 1 package
Improved metrics
- Total package byte prevSize
- increased by2.57%
163070
- Lines of code
- increased by4.3%
2011
Worsened metrics
- Dev dependency count
- increased by33.33%
8
No dependency changes