phaser/Phaser/system/animation/AnimationLoader.js

/// <reference path="../../Game.ts" />
/**
* Phaser - AnimationLoader
*
* Responsible for parsing sprite sheet and JSON data into the internal FrameData format that Phaser uses for animations.
*/
var Phaser;
(function (Phaser) {
    var AnimationLoader = (function () {
        function AnimationLoader() { }
        AnimationLoader.parseSpriteSheet = function parseSpriteSheet(game, key, frameWidth, frameHeight, frameMax) {
            //  How big is our image?
            var img = game.cache.getImage(key);
            if(img == null) {
                return null;
            }
            var width = img.width;
            var height = img.height;
            var row = Math.round(width / frameWidth);
            var column = Math.round(height / frameHeight);
            var total = row * column;
            if(frameMax !== -1) {
                total = frameMax;
            }
            //  Zero or smaller than frame sizes?
            if(width == 0 || height == 0 || width < frameWidth || height < frameHeight || total === 0) {
                return null;
            }
            //  Let's create some frames then
            var data = new Phaser.FrameData();
            var x = 0;
            var y = 0;
            for(var i = 0; i < total; i++) {
                data.addFrame(new Phaser.Frame(x, y, frameWidth, frameHeight, ''));
                x += frameWidth;
                if(x === width) {
                    x = 0;
                    y += frameHeight;
                }
            }
            return data;
        };
        AnimationLoader.parseJSONData = function parseJSONData(game, json) {
            //  Let's create some frames then
            var data = new Phaser.FrameData();
            //  By this stage frames is a fully parsed array
            var frames = json;
            var newFrame;
            for(var i = 0; i < frames.length; i++) {
                newFrame = data.addFrame(new Phaser.Frame(frames[i].frame.x, frames[i].frame.y, frames[i].frame.w, frames[i].frame.h, frames[i].filename));
                newFrame.setTrim(frames[i].trimmed, frames[i].sourceSize.w, frames[i].sourceSize.h, frames[i].spriteSourceSize.x, frames[i].spriteSourceSize.y, frames[i].spriteSourceSize.w, frames[i].spriteSourceSize.h);
            }
            return data;
        };
        return AnimationLoader;
    })();
    Phaser.AnimationLoader = AnimationLoader;    
})(Phaser || (Phaser = {}));