| /******************************************************************************* |
| * Copyright (c) 2005, 2012 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.bpel.ui.editparts.borders; |
| |
| import org.eclipse.bpel.ui.BPELUIPlugin; |
| import org.eclipse.bpel.ui.IBPELUIConstants; |
| import org.eclipse.bpel.ui.editparts.BPELEditPart; |
| import org.eclipse.bpel.ui.editparts.FlowEditPart; |
| import org.eclipse.core.resources.IMarker; |
| import org.eclipse.draw2d.Graphics; |
| import org.eclipse.draw2d.IFigure; |
| import org.eclipse.draw2d.geometry.Dimension; |
| import org.eclipse.draw2d.geometry.Insets; |
| import org.eclipse.draw2d.geometry.Point; |
| import org.eclipse.draw2d.geometry.Rectangle; |
| import org.eclipse.jface.resource.ColorRegistry; |
| import org.eclipse.swt.graphics.Image; |
| |
| |
| public class FlowBorder extends GradientBorder { |
| |
| static final int margin = 1; |
| public static final int LINE_WIDTH = 2; |
| |
| private IFigure parentFigure; |
| private Rectangle bounds; |
| |
| public FlowBorder(IFigure parentFigure) { |
| super(true, IBPELUIConstants.ARC_WIDTH); |
| this.parentFigure = parentFigure; |
| } |
| |
| @Override |
| public void paint(IFigure figure, Graphics graphics, Insets insets) { |
| this.bounds = figure.getBounds(); |
| |
| int topDrawerX = bounds.x; |
| int topDrawerY = bounds.y + IBPELUIConstants.ARC_WIDTH; |
| int bottomDrawerX = bounds.x; |
| int bottomDrawerY = bounds.y + IBPELUIConstants.ARC_WIDTH + DRAWER_HALF_HEIGHT; |
| |
| IMarker topMarker = getTopMarker(); |
| IMarker bottomMarker = getBottomMarker(); |
| if (topMarker != null || bottomMarker != null) { |
| // Remember the clipping rectangle |
| Rectangle oldClip = new Rectangle(); |
| oldClip = graphics.getClip(oldClip); |
| |
| ColorRegistry registry = BPELUIPlugin.INSTANCE.getColorRegistry(); |
| graphics.setForegroundColor(registry.get(IBPELUIConstants.COLOR_ACTIVITY_BORDER)); |
| Rectangle clippingRect; |
| if (bottomMarker == null) { |
| clippingRect = new Rectangle(topDrawerX, topDrawerY, DRAWER_WIDTH, DRAWER_HALF_HEIGHT + 1); |
| } else if (topMarker == null) { |
| clippingRect = new Rectangle(bottomDrawerX, bottomDrawerY, DRAWER_WIDTH, DRAWER_HALF_HEIGHT + 1); |
| } else { |
| clippingRect = new Rectangle(topDrawerX, topDrawerY, DRAWER_WIDTH, DRAWER_HEIGHT + 1); |
| } |
| graphics.setClip(clippingRect); |
| // -1 due to GEF |
| graphics.drawRoundRectangle(new Rectangle(topDrawerX + DRAWER_INSET, topDrawerY, DRAWER_WIDTH * 2, DRAWER_HEIGHT - 1), IBPELUIConstants.ARC_WIDTH, IBPELUIConstants.ARC_WIDTH); |
| graphics.setClip(oldClip); |
| if (bottomMarker == null || topMarker == null) { |
| graphics.drawLine(topDrawerX + DRAWER_INSET, topDrawerY + DRAWER_HALF_HEIGHT, topDrawerX + DRAWER_WIDTH, topDrawerY + DRAWER_HALF_HEIGHT); |
| } |
| } |
| |
| // Draw the actual breakpoints |
| Image topImage = getTopImage(); |
| if (topImage != null) { |
| graphics.drawImage(topImage, topDrawerX, topDrawerY); |
| } |
| Image bottomImage = getBottomImage(); |
| if (bottomImage != null) { |
| graphics.drawImage(bottomImage, bottomDrawerX, bottomDrawerY); |
| } |
| |
| ColorRegistry registry = BPELUIPlugin.INSTANCE.getColorRegistry(); |
| graphics.setForegroundColor(registry.get(IBPELUIConstants.COLOR_COMPOSITE_ACTIVITY_BORDER)); |
| Rectangle roundBounds = bounds.getCopy(); |
| roundBounds.crop(new Insets(0, DRAWER_WIDTH, 1, DRAWER_WIDTH)); |
| graphics.drawRoundRectangle(roundBounds, IBPELUIConstants.ARC_WIDTH, IBPELUIConstants.ARC_WIDTH); |
| graphics.setForegroundColor(registry.get(IBPELUIConstants.COLOR_FLOW_BORDER)); |
| int lineStartX = roundBounds.x + 15; |
| int lineEndX = roundBounds.x + roundBounds.width - 15; |
| graphics.drawLine(lineStartX, roundBounds.y, lineEndX, roundBounds.y); |
| graphics.drawLine(lineStartX, roundBounds.y+1, lineEndX, roundBounds.y+1); |
| int y = roundBounds.bottom() - LINE_WIDTH + 1; |
| graphics.drawLine(lineStartX, y, lineEndX, y); |
| graphics.drawLine(lineStartX, y+1, lineEndX, y+1); |
| } |
| |
| @Override |
| public Insets getInsets(IFigure figure) { |
| return new Insets(margin + LINE_WIDTH, margin + DRAWER_WIDTH, margin + LINE_WIDTH, margin + DRAWER_WIDTH); |
| } |
| @Override |
| public Dimension getPreferredSize(IFigure f) { |
| return new Dimension(200, 200); |
| } |
| |
| @Override |
| protected Rectangle getGradientRect() { |
| |
| BPELEditPart ep = getEditPart(); |
| Rectangle rect = null; |
| if (ep != null) { |
| IFigure fig = ep.getContentPane(); |
| if (fig != null) |
| rect = fig.getBounds(); |
| |
| if (!((FlowEditPart)ep).isCollapsed()) { |
| rect = rect.getCopy(); |
| rect.crop(new Insets(0, DRAWER_WIDTH, 0, DRAWER_WIDTH)); |
| } |
| } |
| |
| return rect; |
| } |
| @Override |
| public boolean isPointInTopDrawer(int x, int y) { |
| if (bounds == null) return false; |
| if (getTopMarker() == null) return false; |
| Point p = new Point(x, y); |
| parentFigure.translateToRelative(p); |
| Image image = getTopImage(); |
| org.eclipse.swt.graphics.Rectangle imageSize = image.getBounds(); |
| int imageX = bounds.x + DRAWER_INSET; |
| int imageY = bounds.y + DRAWER_INSET + IBPELUIConstants.ARC_WIDTH; |
| Rectangle imageBounds = new Rectangle(imageX, imageY, imageSize.width, imageSize.height); |
| return imageBounds.contains(p); |
| } |
| @Override |
| public boolean isPointInBottomDrawer(int x, int y) { |
| if (bounds == null) return false; |
| if (getBottomMarker() == null) return false; |
| Point p = new Point(x, y); |
| parentFigure.translateToRelative(p); |
| Image image = getBottomImage(); |
| org.eclipse.swt.graphics.Rectangle imageSize = image.getBounds(); |
| int imageX = bounds.x + DRAWER_INSET; |
| int imageY = bounds.y + DRAWER_INSET + DRAWER_HALF_HEIGHT + IBPELUIConstants.ARC_WIDTH; |
| Rectangle imageBounds = new Rectangle(imageX, imageY, imageSize.width, imageSize.height); |
| return imageBounds.contains(p); |
| } |
| } |