| 1 | // Copyright 2004-2007 Jean-Francois Poilpret |
| 2 | // |
| 3 | // Licensed under the Apache License, Version 2.0 (the "License"); |
| 4 | // you may not use this file except in compliance with the License. |
| 5 | // You may obtain a copy of the License at |
| 6 | // |
| 7 | // http://www.apache.org/licenses/LICENSE-2.0 |
| 8 | // |
| 9 | // Unless required by applicable law or agreed to in writing, software |
| 10 | // distributed under the License is distributed on an "AS IS" BASIS, |
| 11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 12 | // See the License for the specific language governing permissions and |
| 13 | // limitations under the License. |
| 14 | |
| 15 | package net.sourceforge.hiveboard.drawing; |
| 16 | |
| 17 | import java.awt.Rectangle; |
| 18 | import java.awt.image.BufferedImage; |
| 19 | import java.io.File; |
| 20 | import java.io.IOException; |
| 21 | import java.util.Map; |
| 22 | |
| 23 | import javax.imageio.ImageIO; |
| 24 | import javax.swing.JComponent; |
| 25 | |
| 26 | import org.apache.commons.logging.Log; |
| 27 | import org.apache.commons.logging.LogFactory; |
| 28 | import org.apache.hivemind.ApplicationRuntimeException; |
| 29 | |
| 30 | import net.sourceforge.hiveboard.view.DrawingArea; |
| 31 | |
| 32 | public class ImageTool extends AbstractPushButtonTool implements OneShotTool |
| 33 | { |
| 34 | static final private Log _logger = LogFactory.getLog(ImageTool.class); |
| 35 | |
| 36 | // Used to pass special file chooser panel |
| 37 | public ImageTool(ImageToolMainPanel chooser, ImageCompositor compositor) |
| 38 | { |
| 39 | _compositor = compositor; |
| 40 | _chooser = chooser; |
| 41 | } |
| 42 | |
| 43 | // Called when user selects the editor |
| 44 | public DrawingAction execute(JComponent area) |
| 45 | { |
| 46 | // Extract board BufferedImage from area |
| 47 | BufferedImage board = ((DrawingArea) area).getBoardImageModel().getImage(); |
| 48 | // Initialize file chooser panel |
| 49 | _chooser.setSourceImage(board); |
| 50 | // Keep important data before releasing memory for board image |
| 51 | int width = board.getWidth(); |
| 52 | int height = board.getHeight(); |
| 53 | board = null; |
| 54 | // Display file chooser panel |
| 55 | if (!_application.showDialog(_chooser)) |
| 56 | { |
| 57 | // If user has cancelled |
| 58 | _chooser.forceReset(); |
| 59 | return null; |
| 60 | } |
| 61 | // Get all user selection: x,y,w,h,image,flags,transparency |
| 62 | try |
| 63 | { |
| 64 | _logger.debug("execute() #1"); |
| 65 | File input = _chooser.getSelectedFile(); |
| 66 | BufferedImage image = ImageIO.read(input); |
| 67 | _logger.debug("execute() #2"); |
| 68 | ImageToolSettings settings = _chooser.getUserSettings(); |
| 69 | _logger.debug("execute() #3"); |
| 70 | // Calculate useful image from user selection (also add alpha channel) |
| 71 | BufferedImage source = _compositor.computeUsefulSourceImage(image, |
| 72 | settings, |
| 73 | width, |
| 74 | height); |
| 75 | _logger.debug("execute() #4"); |
| 76 | // Display source somehow for debugging |
| 77 | if (_logger.isDebugEnabled()) |
| 78 | { |
| 79 | _logger.debug( "execute() useful image size=" + source.getWidth() + |
| 80 | " x " + source.getHeight()); |
| 81 | } |
| 82 | // Create ImageDrawingAction |
| 83 | Rectangle insertArea = settings.getInsertArea(); |
| 84 | _logger.debug("execute() #5"); |
| 85 | return new ImageDrawingAction(insertArea.x, insertArea.y, source, _compositor); |
| 86 | } |
| 87 | catch (IOException e) |
| 88 | { |
| 89 | // Log it! |
| 90 | _logger.error("execute()", e); |
| 91 | throw new ApplicationRuntimeException(e); |
| 92 | } |
| 93 | finally |
| 94 | { |
| 95 | _chooser.forceReset(); |
| 96 | _logger.debug("execute() end"); |
| 97 | } |
| 98 | } |
| 99 | |
| 100 | // This callback method is not useful for this tool which uses no property |
| 101 | @Override public void setPropertyMap(Map<String, Object> properties) |
| 102 | { |
| 103 | } |
| 104 | |
| 105 | private ImageCompositor _compositor; |
| 106 | private ImageToolMainPanel _chooser; |
| 107 | } |