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Fixing up documentation, missing functions, examples and alpha masks.

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photonstorm
2014-02-21 14:50:18 +00:00
parent eb38ae35f8
commit 07af06fc4e
12 changed files with 565 additions and 115 deletions
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src/gameobjects/BitmapData.js
+37 -5
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@@ -108,7 +108,7 @@ Phaser.BitmapData = function (game, key, width, height) {
Phaser.BitmapData.prototype = {
/**
* Updates the given objects so that they use this BitmapData as their texture.
* Updates the given objects so that they use this BitmapData as their texture. This will replace any texture they will currently have set.
*
* @method Phaser.BitmapData#add
* @param {Phaser.Sprite|Phaser.Sprite[]|Phaser.Image|Phaser.Image[]} object - Either a single Sprite/Image or an Array of Sprites/Images.
@@ -217,6 +217,7 @@ Phaser.BitmapData.prototype = {
/**
* Sets the color of the given pixel to the specified red, green and blue values.
*
* @method Phaser.BitmapData#setPixel
* @param {number} x - The X coordinate of the pixel to be set.
* @param {number} y - The Y coordinate of the pixel to be set.
@@ -231,7 +232,8 @@ Phaser.BitmapData.prototype = {
},
/**
* Get a color of a specific pixel.
* Get the color of a specific pixel.
*
* @param {number} x - The X coordinate of the pixel to get.
* @param {number} y - The Y coordinate of the pixel to get.
* @return {number} A native color value integer (format: 0xRRGGBB)
@@ -246,7 +248,8 @@ Phaser.BitmapData.prototype = {
},
/**
* Get a color of a specific pixel (including alpha value).
* Get the color of a specific pixel including its alpha value.
*
* @param {number} x - The X coordinate of the pixel to get.
* @param {number} y - The Y coordinate of the pixel to get.
* @return {number} A native color value integer (format: 0xAARRGGBB)
@@ -261,8 +264,9 @@ Phaser.BitmapData.prototype = {
},
/**
* Get pixels in array in a specific Rectangle.
* @param rect {Rectangle} The specific Rectangle.
* Gets all the pixels from the region specified by the given Rectangle object.
*
* @param {Phaser.Rectangle} rect - The Rectangle region to get.
* @return {array} CanvasPixelArray.
*/
getPixels: function (rect) {
@@ -271,15 +275,43 @@ Phaser.BitmapData.prototype = {
},
/**
* Copies the pixels from the source image to this BitmapData based on the given area and destination.
*
* @param {HTMLImage} source - The Image to copy from. If you want to use an image in Phasers Cache, use game.cache.getImage(key).
* @param {Phaser.Rectangle} area - The Rectangle region to copy from the source image.
* @param {number} destX - The destination x coordinate to copy the image to.
* @param {number} destY - The destination y coordinate to copy the image to.
*/
copyPixels: function (source, area, destX, destY) {
this.context.drawImage(source, area.x, area.y, area.width, area.height, destX, destY, area.width, area.height);
},
/**
* Alpha mask.
*
* @param {HTMLImage} source - The Image to copy from. If you want to use an image in Phasers Cache, use game.cache.getImage(key).
* @param {Phaser.Rectangle} area - The Rectangle region to copy from the source image.
* @param {number} destX - The destination x coordinate to copy the image to.
* @param {number} destY - The destination y coordinate to copy the image to.
*/
alphaMask: function (source) {
var temp = this.context.globalCompositeOperation;
this.context.globalCompositeOperation = 'source-atop';
// this.context.drawImage(source, area.x, area.y, area.width, area.height, destX, destY, area.width, area.height);
this.context.globalCompositeOperation = temp;
},
/**
* If the game is running in WebGL this will push the texture up to the GPU if it's dirty.
* This is called automatically if the BitmapData is being used by a Sprite, otherwise you need to remember to call it in your render function.
*
* @method Phaser.BitmapData#render
*/
render: function () {