/* * Copyright © 2009-2011 Rebecca G. Bettencourt / Kreative Software * <p> * The contents of this file are subject to the Mozilla Public License * Version 1.1 (the "License"); you may not use this file except in * compliance with the License. You may obtain a copy of the License at * <a href="http://www.mozilla.org/MPL/">http://www.mozilla.org/MPL/</a> * <p> * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the * License for the specific language governing rights and limitations * under the License. * <p> * Alternatively, the contents of this file may be used under the terms * of the GNU Lesser General Public License (the "LGPL License"), in which * case the provisions of LGPL License are applicable instead of those * above. If you wish to allow use of your version of this file only * under the terms of the LGPL License and not to allow others to use * your version of this file under the MPL, indicate your decision by * deleting the provisions above and replace them with the notice and * other provisions required by the LGPL License. If you do not delete * the provisions above, a recipient may use your version of this file * under either the MPL or the LGPL License. * @since PowerPaint 1.0 * @author Rebecca G. Bettencourt, Kreative Software */ package com.kreative.paint.tool; import java.awt.Cursor; import java.awt.Image; import java.awt.Rectangle; import com.kreative.paint.Canvas; import com.kreative.paint.Layer; import com.kreative.paint.util.CursorUtils; public class TransparencyTool extends AbstractPaintTool { private static final int K = 0xFF000000; private static final int W = 0xFFFFFFFF; private static final Image icon = ToolUtilities.makeIcon( 16, 16, new int[] { 0,0,0,K,0,0,0,K,K,K,K,K,K,K,K,K, 0,K,0,0,0,K,0,0,0,0,0,0,0,0,0,K, 0,0,K,0,K,0,0,0,0,0,0,0,0,0,0,K, K,0,0,K,0,0,K,0,0,K,K,K,K,K,K,K, 0,0,K,0,K,0,0,0,0,K,0,0,0,0,0,0, 0,K,0,0,0,K,0,0,0,K,0,0,0,0,0,0, 0,0,0,K,0,0,0,K,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,K,0,K,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,K,0,K,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,K,K,K,0,0,0,0,0, 0,0,0,0,0,0,K,0,0,K,K,K,0,0,0,0, 0,0,0,0,0,0,K,0,0,0,K,K,K,0,0,0, 0,0,0,0,0,0,K,0,0,0,0,K,K,K,0,0, 0,0,0,0,0,0,K,0,0,K,0,0,K,K,K,0, 0,0,0,0,0,0,K,0,0,K,0,0,0,K,K,K, 0,0,0,0,0,0,K,K,K,K,0,0,0,0,K,0, } ); private static final Cursor curs = CursorUtils.makeCursor( 16, 16, new int[] { 0,0,0,K,0,0,0,0,0,0,0,0,0,0,0,0, 0,K,0,W,0,K,0,0,0,0,0,0,0,0,0,0, 0,0,K,W,K,0,0,0,0,0,0,0,0,0,0,0, K,W,W,K,W,W,K,0,0,0,0,0,0,0,0,0, 0,0,K,W,K,0,0,0,0,0,0,0,0,0,0,0, 0,K,0,W,0,K,0,0,0,0,0,0,0,0,0,0, 0,0,0,K,0,0,0,K,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,K,W,K,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,K,W,K,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,K,K,K,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,K,K,K,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,K,K,K,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,K,K,K,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,K,K,K,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,K,K,K, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,K,0, }, 3, 3, "Wand" ); public ToolCategory getCategory() { return ToolCategory.PAINT; } protected Image getBWIcon() { return icon; } public boolean mousePressed(ToolEvent e) { Canvas cv = e.getCanvas(); Layer layer = e.getLayer(); if (layer == null) return false; e.beginTransaction(getName()); Rectangle bounds = new Rectangle(-layer.getX(), -layer.getY(), cv.getWidth(), cv.getHeight()); int x = (int)Math.floor(e.getCanvasX()-layer.getX()); int y = (int)Math.floor(e.getCanvasY()-layer.getY()); int targetcolor = layer.getRGB(x, y); int[] rgb = new int[bounds.width*bounds.height]; layer.getRGB(bounds.x, bounds.y, bounds.width, bounds.height, rgb, 0, bounds.width); for (int ai = 0; ai < rgb.length; ai += bounds.width) { for (int aj = 0; aj < bounds.width; aj++) { if (rgb[ai+aj] == targetcolor) { rgb[ai+aj] = targetcolor & 0xFFFFFF; } } } layer.setRGB(bounds.x, bounds.y, bounds.width, bounds.height, rgb, 0, bounds.width); e.commitTransaction(); return true; } public Cursor getCursor(ToolEvent e) { return curs; } }