piskel/js/controller/AnimatedPreviewController.js
2012-09-08 15:34:13 +02:00

53 lines
No EOL
1.6 KiB
JavaScript

(function () {
var ns = $.namespace("pskl.controller");
ns.AnimatedPreviewController = function (framesheet, container, dpi) {
this.framesheet = framesheet;
this.container = container;
this.animIndex = 0;
this.fps = parseInt($("#preview-fps")[0].value, 10);
var renderingOptions = {
"dpi": dpi
};
this.renderer = new pskl.rendering.FrameRenderer(this.container, renderingOptions);
};
ns.AnimatedPreviewController.prototype.init = function () {
this.initDom();
this.renderer.init(this.framesheet.getFrameByIndex(this.animIndex));
this.startAnimationTimer();
};
ns.AnimatedPreviewController.prototype.initDom = function () {
$("#preview-fps")[0].addEventListener('change', this.onFPSSliderChange.bind(this));
};
ns.AnimatedPreviewController.prototype.startAnimationTimer = function () {
this.stopAnimationTimer();
this.animationTimer = window.setTimeout(this.refreshAnimatedPreview.bind(this), 1000/this.fps);
};
ns.AnimatedPreviewController.prototype.stopAnimationTimer = function () {
if (this.animationTimer) {
window.clearInterval(this.animationTimer);
this.animationTimer = null;
}
};
ns.AnimatedPreviewController.prototype.onFPSSliderChange = function(evt) {
this.fps = parseInt($("#preview-fps")[0].value, 10);
};
ns.AnimatedPreviewController.prototype.refreshAnimatedPreview = function () {
if (!this.framesheet.hasFrameAtIndex(this.animIndex)) {
this.animIndex = 0;
}
this.renderer.render(this.framesheet.getFrameByIndex(this.animIndex));
this.animIndex++;
this.startAnimationTimer();
};
})();