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Feature : import sprites from GIF

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jdescottes
2014-04-12 18:40:25 +02:00
parent 29fa604d74
commit a59bfcab11
4 changed files with 718 additions and 14 deletions
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59
src/js/controller/settings/ImportController.js
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@@ -112,6 +112,11 @@
ns.ImportController.prototype.onImageLoaded_ = function (evt) {
var w = this.importedImage_.width,
h = this.importedImage_.height;
// FIXME : We remove the onload callback here because JsGif will insert
// the image again and we want to avoid retriggering the image onload
this.importedImage_.onload = function () {};
var filePath = this.hiddenFileInput.val();
var fileName = this.extractFileNameFromPath_(filePath);
this.fileInputStatus.html(fileName);
@@ -144,27 +149,53 @@
};
ns.ImportController.prototype.importImageToPiskel_ = function () {
if (this.importedImage_) {
var image = this.importedImage_;
if (image) {
if (window.confirm('You are about to create a new Piskel, unsaved changes will be lost.')) {
var w = this.resizeWidth.val(),
h = this.resizeHeight.val(),
smoothing = !!this.smoothResize.prop('checked');
var gifLoader = new window.SuperGif({
gif : image
});
var image = pskl.utils.ImageResizer.resize(this.importedImage_, w, h, smoothing);
var frame = pskl.utils.FrameUtils.createFromImage(image);
gifLoader.load({
success : function(){
var images = gifLoader.getFrames().map(function (frame) {
return pskl.CanvasUtils.createFromImageData(frame.data);
});
this.createPiskelFromImages_(images);
}.bind(this),
error : function () {
this.createPiskelFromImages_([image]);
}.bind(this)
});
var layer = pskl.model.Layer.fromFrames('Layer 1', [frame]);
var descriptor = new pskl.model.piskel.Descriptor('Imported piskel', '');
var piskel = pskl.model.Piskel.fromLayers([layer], descriptor);
pskl.app.piskelController.setPiskel(piskel);
pskl.app.animationController.setFPS(Constants.DEFAULT.FPS);
this.reset_();
}
}
};
ns.ImportController.prototype.createFramesFromImages_ = function (images) {
var w = this.resizeWidth.val();
var h = this.resizeHeight.val();
var smoothing = !!this.smoothResize.prop('checked');
var frames = images.map(function (image) {
var resizedImage = pskl.utils.ImageResizer.resize(image, w, h, smoothing);
return pskl.utils.FrameUtils.createFromImage(resizedImage);
});
return frames;
};
ns.ImportController.prototype.createPiskelFromImages_ = function (images) {
var frames = this.createFramesFromImages_(images);
var layer = pskl.model.Layer.fromFrames('Layer 1', frames);
var descriptor = new pskl.model.piskel.Descriptor('Imported piskel', '');
var piskel = pskl.model.Piskel.fromLayers([layer], descriptor);
pskl.app.piskelController.setPiskel(piskel);
pskl.app.animationController.setFPS(Constants.DEFAULT.FPS);
this.reset_();
};
ns.ImportController.prototype.isImage_ = function (file) {
return file.type.indexOf('image') === 0;
};