/*
* Copyright notice
*
* (c) 2009 Tim de Koning - Kingsquare Information Services. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
(function () {
'use strict';
nl.kingsquare.as3.flash.display.BitmapData = Class.extend({
init: function (context) {
var pixelData;
this.context = context;
// Not all browsers implement createImageData. On such browsers we obtain the
// ImageData object using the getImageData method. The worst-case scenario is
// to create an object *similar* to the ImageData object and hope for the best
// luck.
if (this.context.createImageData) {
pixelData = this.context.createImageData(1, 1);
} else if (this.context.getImageData) {
pixelData = this.context.getImageData(0, 0, 1, 1);
} else {
pixelData = {'width' : 1, 'height' : 1, 'data' : new Array(4)};
}
this.pixelData = pixelData;
},
/*
fillRect: function (rect, color) {//Rectangle:rect,uint:color
this.context.clearRect(rect.x, rect.y, rect.width, rect.height);
this.context.fillStyle = 'rgba(' + ((color >> 16) & 0xFF) +
',' + ((color >> 8) & 0xFF) + ',' + ((color >> 0) & 0xFF) +
', ' + ((color >> 24) & 0xFF) / 255 + ')';
this.context.fillRect(rect.x, rect.y, rect.width, rect.height);
},
setPixel32: function (x, y, color) {
var data = this.pixelData.data;
color = (color || 0);
x = (x || 0);
y = (y || 0);
data[0] = (color >> 16) & 0xFF; //R
data[1] = (color >> 8) & 0xFF; //G
data[2] = (color) & 0xFF; //B
data[3] = (color >> 24) & 0xFF; //A
// Draw the ImageData object.
this.context.putImageData(this.pixelData, x, y);
},
*/
colorMap:{},
translateColor:function(color){
var col = 'rgba(' + ((color >> 16) & 0xFF) +',' + ((color >> 8) & 0xFF) + ',' + ((color >> 0) & 0xFF) + ',1)';
this.colorMap[color]=col;
return col;
},
fillRect: function (rect, color) {//:Rectangle,:uint
if(color==0){
this.context.clearRect(rect.x, rect.y, rect.width, rect.height);
return;
}
if(this.lastFillColor!=color){
this.lastFillColor=color;
var col = this.colorMap[color];
if(col==undefined)col = this.translateColor(color);
this.context.fillStyle = col;
}
this.context.fillRect(rect.x, rect.y, rect.width, rect.height);
},
setPixel32: function (x, y, color) {
if(this.lastFillColor!=color){
this.lastFillColor=color;
var col = this.colorMap[color];
if(col==undefined)col = this.translateColor(color);
this.context.fillStyle = col;
}
this.context.fillRect(x|0,y|0,1,1);
}
});
}());
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