| /* |
| * Copyright (c) 2008, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code 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 |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| * |
| */ |
| package com.sun.hotspot.igv.view; |
| |
| import org.netbeans.api.visual.widget.Scene; |
| |
| import javax.swing.*; |
| import java.awt.*; |
| import java.awt.event.*; |
| |
| /** |
| * @author David Kaspar |
| * @author Thomas Wuerthinger |
| */ |
| public class ExtendedSatelliteComponent extends JComponent implements MouseListener, MouseMotionListener, Scene.SceneListener, ComponentListener { |
| |
| private DiagramScene scene; |
| private Image image; |
| private int imageWidth; |
| private int imageHeight; |
| |
| public ExtendedSatelliteComponent(DiagramScene scene) { |
| this.scene = scene; |
| setDoubleBuffered(true); |
| setPreferredSize(new Dimension(128, 128)); |
| addMouseListener(this); |
| addMouseMotionListener(this); |
| } |
| |
| public void addNotify() { |
| super.addNotify(); |
| scene.addSceneListener(this); |
| JComponent viewComponent = scene.getView(); |
| if (viewComponent == null) { |
| viewComponent = scene.createView(); |
| } |
| viewComponent.addComponentListener(this); |
| repaint(); |
| } |
| |
| public void removeNotify() { |
| scene.getView().removeComponentListener(this); |
| scene.removeSceneListener(this); |
| super.removeNotify(); |
| } |
| |
| public void update() { |
| this.image = null; |
| if (this.isVisible()) { |
| repaint(); |
| revalidate(); |
| validate(); |
| } |
| } |
| |
| public void paint(Graphics g) { |
| Graphics2D gr = (Graphics2D) g; |
| super.paint(g); |
| Rectangle bounds = scene.getBounds(); |
| Dimension size = getSize(); |
| |
| double sx = bounds.width > 0 ? (double) size.width / bounds.width : 0.0; |
| double sy = bounds.width > 0 ? (double) size.height / bounds.height : 0.0; |
| double scale = Math.min(sx, sy); |
| |
| int vw = (int) (scale * bounds.width); |
| int vh = (int) (scale * bounds.height); |
| int vx = (size.width - vw) / 2; |
| int vy = (size.height - vh) / 2; |
| |
| |
| if (image == null || vw != imageWidth || vh != imageHeight) { |
| |
| imageWidth = vw; |
| imageHeight = vh; |
| image = this.createImage(imageWidth, imageHeight); |
| Graphics2D ig = (Graphics2D) image.getGraphics(); |
| ig.scale(scale, scale); |
| scene.setRealZoomFactor(scale); |
| scene.paint(ig); |
| scene.setRealZoomFactor(0.0); |
| } |
| |
| gr.drawImage(image, vx, vy, this); |
| |
| JComponent component = scene.getView(); |
| double zoomFactor = scene.getZoomFactor(); |
| Rectangle viewRectangle = component != null ? component.getVisibleRect() : null; |
| if (viewRectangle != null) { |
| Rectangle window = new Rectangle( |
| (int) ((double) viewRectangle.x * scale / zoomFactor), |
| (int) ((double) viewRectangle.y * scale / zoomFactor), |
| (int) ((double) viewRectangle.width * scale / zoomFactor), |
| (int) ((double) viewRectangle.height * scale / zoomFactor)); |
| window.translate(vx, vy); |
| gr.setColor(new Color(200, 200, 200, 128)); |
| gr.fill(window); |
| gr.setColor(Color.BLACK); |
| gr.drawRect(window.x, window.y, window.width - 1, window.height - 1); |
| } |
| } |
| |
| public void mouseClicked(MouseEvent e) { |
| } |
| |
| public void mousePressed(MouseEvent e) { |
| moveVisibleRect(e.getPoint()); |
| } |
| |
| public void mouseReleased(MouseEvent e) { |
| moveVisibleRect(e.getPoint()); |
| } |
| |
| public void mouseEntered(MouseEvent e) { |
| } |
| |
| public void mouseExited(MouseEvent e) { |
| } |
| |
| public void mouseDragged(MouseEvent e) { |
| moveVisibleRect(e.getPoint()); |
| } |
| |
| public void mouseMoved(MouseEvent e) { |
| } |
| |
| private void moveVisibleRect(Point center) { |
| JComponent component = scene.getView(); |
| if (component == null) { |
| return; |
| } |
| double zoomFactor = scene.getZoomFactor(); |
| Rectangle bounds = scene.getBounds(); |
| Dimension size = getSize(); |
| |
| double sx = bounds.width > 0 ? (double) size.width / bounds.width : 0.0; |
| double sy = bounds.width > 0 ? (double) size.height / bounds.height : 0.0; |
| double scale = Math.min(sx, sy); |
| |
| int vw = (int) (scale * bounds.width); |
| int vh = (int) (scale * bounds.height); |
| int vx = (size.width - vw) / 2; |
| int vy = (size.height - vh) / 2; |
| |
| int cx = (int) ((double) (center.x - vx) / scale * zoomFactor); |
| int cy = (int) ((double) (center.y - vy) / scale * zoomFactor); |
| |
| Rectangle visibleRect = component.getVisibleRect(); |
| visibleRect.x = cx - visibleRect.width / 2; |
| visibleRect.y = cy - visibleRect.height / 2; |
| component.scrollRectToVisible(visibleRect); |
| |
| this.repaint(); |
| } |
| |
| public void sceneRepaint() { |
| //repaint (); |
| } |
| |
| public void sceneValidating() { |
| } |
| |
| public void sceneValidated() { |
| } |
| |
| public void componentResized(ComponentEvent e) { |
| repaint(); |
| } |
| |
| public void componentMoved(ComponentEvent e) { |
| repaint(); |
| } |
| |
| public void componentShown(ComponentEvent e) { |
| } |
| |
| public void componentHidden(ComponentEvent e) { |
| } |
| } |