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Piskel website adaptations :

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M CanvasRenderer : can set the color used to represent transparency
M app.js : modified code responsible for saving when in website mode
M PiskelController.js : just some argument renaming
This commit is contained in:
jdescottes
2013-10-08 23:44:06 +02:00
parent 913a50cb28
commit 564f74265a
3 changed files with 26 additions and 7 deletions
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19
js/rendering/CanvasRenderer.js
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@ -4,9 +4,19 @@
ns.CanvasRenderer = function (frame, dpi) {
this.frame = frame;
this.dpi = dpi;
this.transparentColor_ = 'white';
};
ns.CanvasRenderer.prototype.render = function (frame, dpi) {
/**
* Decide which color should be used to represent transparent pixels
* Default : white
* @param {String} color the color to use either as '#ABCDEF' or 'red' or 'rgb(x,y,z)' or 'rgba(x,y,z,a)'
*/
ns.CanvasRenderer.prototype.drawTransparentAs = function (color) {
this.transparentColor_ = color;
};
ns.CanvasRenderer.prototype.render = function () {
var canvas = this.createCanvas_();
var context = canvas.getContext('2d');
for(var col = 0, width = this.frame.getWidth(); col < width; col++) {
@ -20,11 +30,12 @@
};
ns.CanvasRenderer.prototype.renderPixel_ = function (color, col, row, context) {
if(color == Constants.TRANSPARENT_COLOR) {
color = "#FFF";
}
if(color == Constants.TRANSPARENT_COLOR) {
color = this.transparentColor_;
}
context.fillStyle = color;
context.fillRect(col * this.dpi, row * this.dpi, this.dpi, this.dpi);
};