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Merge pull request #21 from juliandescottes/misc-eraserinherit

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Eraser now inherits from SimplePen. Added a superclass property attached...
This commit is contained in:
Julian Descottes 2012-09-03 13:35:13 -07:00
commit d8129d1fd3
2 changed files with 4 additions and 15 deletions
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17
js/drawingtools/Eraser.js
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@ -11,25 +11,12 @@
this.toolId = "tool-eraser";
};
pskl.utils.inherit(ns.Eraser, ns.BaseTool);
pskl.utils.inherit(ns.Eraser, ns.SimplePen);
/**
* @override
*/
ns.Eraser.prototype.applyToolAt = function(col, row, frame, color, canvas, dpi) {
// Change model:
frame[col][row] = Constants.TRANSPARENT_COLOR;
// Draw on canvas:
// TODO: Remove that when we have the centralized redraw loop
this.drawPixelInCanvas(col, row, canvas, Constants.TRANSPARENT_COLOR, dpi);
};
/**
* @override
*/
ns.Eraser.prototype.moveToolAt = function(col, row, frame, color, canvas, dpi) {
this.applyToolAt(col, row, frame, color, canvas, dpi);
this.superclass.applyToolAt.call(this, col, row, frame, Constants.TRANSPARENT_COLOR, canvas, dpi);
};
})();

2
js/utils.js
View File

@ -37,6 +37,8 @@ jQuery.namespace = function() {
ns.inherit = function(extendedObject, inheritFrom) {
extendedObject.prototype = Object.create(inheritFrom.prototype);
extendedObject.prototype.constructor = extendedObject;
extendedObject.prototype.superclass = inheritFrom.prototype;
//pskl.ToolBehavior.Eraser.prototype = Object.create(pskl.ToolBehavior.BaseTool.prototype);
//prototypeskl.ToolBehavior.Eraser.prototype.constructor = pskl.ToolBehavior.Eraser;
};