diff options
| author | Michele Bini <michele.bini@gmail.com> | 2014-12-24 12:22:27 (GMT) |
|---|---|---|
| committer | Michele Bini <michele.bini@gmail.com> | 2014-12-24 12:22:27 (GMT) |
| commit | ad5b4e6d85e7b6c9f5c009f12c17c27659043816 (patch) | |
| tree | c2ff652d8f8be0c2a9987f1ef2d54f7961bc9eaa /jaws/src/parallax.js | |
| parent | 365daa50c441dc905a348f72eaf9da606a34c0fb (diff) | |
Pruned unused files
Diffstat (limited to 'jaws/src/parallax.js')
| -rwxr-xr-x | jaws/src/parallax.js | 108 |
1 files changed, 0 insertions, 108 deletions
diff --git a/jaws/src/parallax.js b/jaws/src/parallax.js deleted file mode 100755 index 759624e..0000000 --- a/jaws/src/parallax.js +++ /dev/null @@ -1,108 +0,0 @@ -var jaws = (function(jaws) { - /** - * @class Manage a parallax scroller with different layers. "Field Summary" contains options for the Parallax()-constructor. - * @constructor - * - * @property scale number, scale factor for all layers (2 will double everything and so on) - * @property repeat_x true|false, repeat all parallax layers horizontally - * @property repeat_y true|false, repeat all parallax layers vertically - * @property camera_x number, x-position of "camera". add to camera_x and layers will scroll left. defaults to 0 - * @property camera_y number, y-position of "camera". defaults to 0 - * - * @example - * parallax = new jaws.Parallax({repeat_x: true}) - * parallax.addLayer({image: "parallax_1.png", damping: 100}) - * parallax.addLayer({image: "parallax_2.png", damping: 6}) - * parallax.camera_x += 1 // scroll layers horizontally - * parallax.draw() - * - */ - jaws.Parallax = function Parallax(options) { - if( !(this instanceof arguments.callee) ) return new arguments.callee( options ); - jaws.parseOptions(this, options, this.default_options) - } - - jaws.Parallax.prototype.default_options = { - width: function() { return jaws.width }, - height: function() { return jaws.height }, - scale: 1, - repeat_x: null, - repeat_y: null, - camera_x: 0, - camera_y: 0, - layers: [] - } - - /** Draw all layers in parallax scroller */ - jaws.Parallax.prototype.draw = function(options) { - var layer, numx, numy, initx; - - for(var i=0; i < this.layers.length; i++) { - layer = this.layers[i] - - if(this.repeat_x) { - initx = -((this.camera_x / layer.damping) % layer.width); - } - else { - initx = -(this.camera_x / layer.damping) - } - - if (this.repeat_y) { - layer.y = -((this.camera_y / layer.damping) % layer.height); - } - else { - layer.y = -(this.camera_y / layer.damping); - } - - layer.x = initx; - while (layer.y < this.height) { - while (layer.x < this.width) { - if (layer.x + layer.width >= 0 && layer.y + layer.height >= 0) { //Make sure it's on screen - layer.draw(); //Draw only if actually on screen, for performance reasons - } - layer.x = layer.x + layer.width; - - if (!this.repeat_x) { - break; - } - } - - layer.y = layer.y + layer.height; - layer.x = initx; - if (!this.repeat_y) { - break; - } - } - } - } - /** Add a new layer to the parallax scroller */ - jaws.Parallax.prototype.addLayer = function(options) { - var layer = new jaws.ParallaxLayer(options) - layer.scaleAll(this.scale) - this.layers.push(layer) - } - /** Debugstring for Parallax() */ - jaws.Parallax.prototype.toString = function() { return "[Parallax " + this.x + ", " + this.y + ". " + this.layers.length + " layers]" } - - /** - * @class A single layer that's contained by Parallax() - * - * @property damping number, higher the number, the slower it will scroll with regards to other layers, defaults to 0 - * @constructor - * @extends jaws.Sprite - */ - jaws.ParallaxLayer = function ParallaxLayer(options) { - if( !(this instanceof arguments.callee) ) return new arguments.callee( options ); - - this.damping = options.damping || 0 - jaws.Sprite.call(this, options) - } - jaws.ParallaxLayer.prototype = jaws.Sprite.prototype - - /** Debugstring for ParallaxLayer() */ - // This overwrites Sprites toString, find another sollution. - // jaws.ParallaxLayer.prototype.toString = function() { return "[ParallaxLayer " + this.x + ", " + this.y + "]" } - - return jaws; -})(jaws || {}); - |
