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/*
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* Copyright 2002-2005 Sun Microsystems, Inc. All Rights Reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Sun designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Sun in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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* CA 95054 USA or visit www.sun.com if you need additional information or
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* have any questions.
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*/
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package javax.swing.plaf.synth;
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import java.awt.*;
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import java.awt.geom.AffineTransform;
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import javax.swing.*;
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import javax.swing.plaf.*;
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import javax.swing.plaf.basic.BasicProgressBarUI;
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import java.beans.PropertyChangeListener;
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import java.beans.PropertyChangeEvent;
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import sun.swing.plaf.synth.SynthUI;
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import sun.swing.SwingUtilities2;
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/**
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* Synth's ProgressBarUI.
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*
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* @author Joshua Outwater
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*/
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class SynthProgressBarUI extends BasicProgressBarUI implements SynthUI,
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PropertyChangeListener {
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private SynthStyle style;
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private int progressPadding;
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private boolean rotateText; // added for Nimbus LAF
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2
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private boolean paintOutsideClip;
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private boolean tileWhenIndeterminate; //whether to tile indeterminate painting
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private int tileWidth; //the width of each tile
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2
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public static ComponentUI createUI(JComponent x) {
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return new SynthProgressBarUI();
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}
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@Override
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protected void installListeners() {
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super.installListeners();
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progressBar.addPropertyChangeListener(this);
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}
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@Override
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protected void uninstallListeners() {
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super.uninstallListeners();
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progressBar.removePropertyChangeListener(this);
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}
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@Override
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protected void installDefaults() {
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updateStyle(progressBar);
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}
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private void updateStyle(JProgressBar c) {
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SynthContext context = getContext(c, ENABLED);
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SynthStyle oldStyle = style;
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style = SynthLookAndFeel.updateStyle(context, this);
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setCellLength(style.getInt(context, "ProgressBar.cellLength", 1));
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setCellSpacing(style.getInt(context, "ProgressBar.cellSpacing", 0));
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progressPadding = style.getInt(context,
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"ProgressBar.progressPadding", 0);
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paintOutsideClip = style.getBoolean(context,
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"ProgressBar.paintOutsideClip", false);
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rotateText = style.getBoolean(context,
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"ProgressBar.rotateText", false);
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tileWhenIndeterminate = style.getBoolean(context, "ProgressBar.tileWhenIndeterminate", false);
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tileWidth = style.getInt(context, "ProgressBar.tileWidth", 15);
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// handle scaling for sizeVarients for special case components. The
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// key "JComponent.sizeVariant" scales for large/small/mini
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// components are based on Apples LAF
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String scaleKey = (String)progressBar.getClientProperty(
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"JComponent.sizeVariant");
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if (scaleKey != null){
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if ("large".equals(scaleKey)){
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tileWidth *= 1.15;
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} else if ("small".equals(scaleKey)){
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tileWidth *= 0.857;
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} else if ("mini".equals(scaleKey)){
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tileWidth *= 0.784;
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}
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}
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context.dispose();
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}
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@Override
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protected void uninstallDefaults() {
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SynthContext context = getContext(progressBar, ENABLED);
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style.uninstallDefaults(context);
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context.dispose();
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style = null;
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}
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public SynthContext getContext(JComponent c) {
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return getContext(c, getComponentState(c));
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}
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private SynthContext getContext(JComponent c, int state) {
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return SynthContext.getContext(SynthContext.class, c,
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SynthLookAndFeel.getRegion(c), style, state);
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}
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private Region getRegion(JComponent c) {
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return SynthLookAndFeel.getRegion(c);
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}
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private int getComponentState(JComponent c) {
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return SynthLookAndFeel.getComponentState(c);
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}
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@Override
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public int getBaseline(JComponent c, int width, int height) {
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super.getBaseline(c, width, height);
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if (progressBar.isStringPainted() &&
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progressBar.getOrientation() == JProgressBar.HORIZONTAL) {
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SynthContext context = getContext(c);
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Font font = context.getStyle().getFont(context);
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FontMetrics metrics = progressBar.getFontMetrics(font);
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context.dispose();
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return (height - metrics.getAscent() - metrics.getDescent()) / 2 +
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metrics.getAscent();
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}
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return -1;
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}
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@Override
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protected Rectangle getBox(Rectangle r) {
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if (tileWhenIndeterminate) {
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return SwingUtilities.calculateInnerArea(progressBar, r);
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} else {
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return super.getBox(r);
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}
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}
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@Override
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protected void setAnimationIndex(int newValue) {
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if (paintOutsideClip) {
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if (getAnimationIndex() == newValue) {
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return;
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}
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super.setAnimationIndex(newValue);
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progressBar.repaint();
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} else {
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super.setAnimationIndex(newValue);
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}
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}
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@Override
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public void update(Graphics g, JComponent c) {
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SynthContext context = getContext(c);
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SynthLookAndFeel.update(context, g);
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context.getPainter().paintProgressBarBackground(context,
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g, 0, 0, c.getWidth(), c.getHeight(),
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progressBar.getOrientation());
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paint(context, g);
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context.dispose();
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}
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@Override
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public void paint(Graphics g, JComponent c) {
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SynthContext context = getContext(c);
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paint(context, g);
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context.dispose();
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}
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protected void paint(SynthContext context, Graphics g) {
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JProgressBar pBar = (JProgressBar)context.getComponent();
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int x = 0, y = 0, width = 0, height = 0;
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if (!pBar.isIndeterminate()) {
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Insets pBarInsets = pBar.getInsets();
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double percentComplete = pBar.getPercentComplete();
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if (percentComplete != 0.0) {
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if (pBar.getOrientation() == JProgressBar.HORIZONTAL) {
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x = pBarInsets.left + progressPadding;
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y = pBarInsets.top + progressPadding;
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width = (int)(percentComplete * (pBar.getWidth()
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- (pBarInsets.left + progressPadding
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+ pBarInsets.right + progressPadding)));
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height = pBar.getHeight()
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- (pBarInsets.top + progressPadding
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+ pBarInsets.bottom + progressPadding);
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if (!SynthLookAndFeel.isLeftToRight(pBar)) {
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x = pBar.getWidth() - pBarInsets.right - width
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- progressPadding;
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}
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} else { // JProgressBar.VERTICAL
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x = pBarInsets.left + progressPadding;
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width = pBar.getWidth()
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- (pBarInsets.left + progressPadding
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+ pBarInsets.right + progressPadding);
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height = (int)(percentComplete * (pBar.getHeight()
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- (pBarInsets.top + progressPadding
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+ pBarInsets.bottom + progressPadding)));
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y = pBar.getHeight() - pBarInsets.bottom - height
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- progressPadding;
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// When the progress bar is vertical we always paint
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// from bottom to top, not matter what the component
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// orientation is.
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}
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}
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} else {
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boxRect = getBox(boxRect);
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x = boxRect.x + progressPadding;
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y = boxRect.y + progressPadding;
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width = boxRect.width - progressPadding - progressPadding;
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height = boxRect.height - progressPadding - progressPadding;
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}
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//if tiling and indeterminate, then paint the progress bar foreground a
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//bit wider than it should be. Shift as needed to ensure that there is
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//an animated effect
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if (tileWhenIndeterminate && pBar.isIndeterminate()) {
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double percentComplete = (double)getAnimationIndex() / (double)getFrameCount();
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int offset = (int)(percentComplete * tileWidth);
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Shape clip = g.getClip();
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g.clipRect(x, y, width, height);
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if (pBar.getOrientation() == JProgressBar.HORIZONTAL) {
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//paint each tile horizontally
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for (int i=x-tileWidth+offset; i<=width; i+=tileWidth) {
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context.getPainter().paintProgressBarForeground(
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context, g, i, y, tileWidth, height, pBar.getOrientation());
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}
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} else { //JProgressBar.VERTICAL
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//paint each tile vertically
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for (int i=y-offset; i<height+tileWidth; i+=tileWidth) {
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context.getPainter().paintProgressBarForeground(
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context, g, x, i, width, tileWidth, pBar.getOrientation());
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}
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}
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g.setClip(clip);
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} else {
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context.getPainter().paintProgressBarForeground(context, g,
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x, y, width, height, pBar.getOrientation());
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}
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if (pBar.isStringPainted()) {
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paintText(context, g, pBar.getString());
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}
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}
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protected void paintText(SynthContext context, Graphics g,
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String title) {
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if (progressBar.isStringPainted()) {
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SynthStyle style = context.getStyle();
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Font font = style.getFont(context);
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FontMetrics fm = SwingUtilities2.getFontMetrics(
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progressBar, g, font);
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int strLength = style.getGraphicsUtils(context).
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computeStringWidth(context, font, fm, title);
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Rectangle bounds = progressBar.getBounds();
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if (rotateText &&
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progressBar.getOrientation() == JProgressBar.VERTICAL){
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Graphics2D g2 = (Graphics2D)g;
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// Calculate the position for the text.
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Point textPos;
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AffineTransform rotation;
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if (progressBar.getComponentOrientation().isLeftToRight()){
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rotation = AffineTransform.getRotateInstance(-Math.PI/2);
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textPos = new Point(
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(bounds.width+fm.getAscent()-fm.getDescent())/2,
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(bounds.height+strLength)/2);
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} else {
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rotation = AffineTransform.getRotateInstance(Math.PI/2);
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textPos = new Point(
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(bounds.width-fm.getAscent()+fm.getDescent())/2,
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(bounds.height-strLength)/2);
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}
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// Progress bar isn't wide enough for the font. Don't paint it.
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if (textPos.x < 0) {
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return;
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}
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// Paint the text.
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font = font.deriveFont(rotation);
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g2.setFont(font);
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g2.setColor(style.getColor(context, ColorType.TEXT_FOREGROUND));
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style.getGraphicsUtils(context).paintText(context, g, title,
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textPos.x, textPos.y, -1);
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} else {
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// Calculate the bounds for the text.
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Rectangle textRect = new Rectangle(
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(bounds.width / 2) - (strLength / 2),
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(bounds.height -
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(fm.getAscent() + fm.getDescent())) / 2,
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0, 0);
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2
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// Progress bar isn't tall enough for the font. Don't paint it.
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if (textRect.y < 0) {
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return;
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}
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// Paint the text.
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g.setColor(style.getColor(context, ColorType.TEXT_FOREGROUND));
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g.setFont(font);
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style.getGraphicsUtils(context).paintText(context, g, title,
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textRect.x, textRect.y, -1);
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}
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2
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}
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}
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public void paintBorder(SynthContext context, Graphics g, int x,
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int y, int w, int h) {
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context.getPainter().paintProgressBarBorder(context, g, x, y, w, h,
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progressBar.getOrientation());
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}
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public void propertyChange(PropertyChangeEvent e) {
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if (SynthLookAndFeel.shouldUpdateStyle(e) ||
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"indeterminate".equals(e.getPropertyName())) {
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2
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updateStyle((JProgressBar)e.getSource());
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}
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}
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@Override
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2
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340 |
public Dimension getPreferredSize(JComponent c) {
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341 |
Dimension size = null;
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Insets border = progressBar.getInsets();
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343 |
FontMetrics fontSizer = progressBar.getFontMetrics(progressBar.getFont());
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344 |
String progString = progressBar.getString();
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int stringHeight = fontSizer.getHeight() + fontSizer.getDescent();
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346 |
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2
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347 |
if (progressBar.getOrientation() == JProgressBar.HORIZONTAL) {
|
|
|
348 |
size = new Dimension(getPreferredInnerHorizontal());
|
|
2658
|
349 |
if (progressBar.isStringPainted()) {
|
|
|
350 |
// adjust the height if necessary to make room for the string
|
|
|
351 |
if (stringHeight > size.height) {
|
|
|
352 |
size.height = stringHeight;
|
|
|
353 |
}
|
|
|
354 |
|
|
|
355 |
// adjust the width if necessary to make room for the string
|
|
|
356 |
int stringWidth = SwingUtilities2.stringWidth(
|
|
|
357 |
progressBar, fontSizer, progString);
|
|
|
358 |
if (stringWidth > size.width) {
|
|
|
359 |
size.width = stringWidth;
|
|
|
360 |
}
|
|
|
361 |
}
|
|
2
|
362 |
} else {
|
|
|
363 |
size = new Dimension(getPreferredInnerVertical());
|
|
2658
|
364 |
if (progressBar.isStringPainted()) {
|
|
|
365 |
// make sure the width is big enough for the string
|
|
|
366 |
if (stringHeight > size.width) {
|
|
|
367 |
size.width = stringHeight;
|
|
|
368 |
}
|
|
|
369 |
|
|
|
370 |
// make sure the height is big enough for the string
|
|
|
371 |
int stringWidth = SwingUtilities2.stringWidth(
|
|
|
372 |
progressBar, fontSizer, progString);
|
|
|
373 |
if (stringWidth > size.height) {
|
|
|
374 |
size.height = stringWidth;
|
|
|
375 |
}
|
|
|
376 |
}
|
|
2
|
377 |
}
|
|
2658
|
378 |
|
|
|
379 |
// handle scaling for sizeVarients for special case components. The
|
|
|
380 |
// key "JComponent.sizeVariant" scales for large/small/mini
|
|
|
381 |
// components are based on Apples LAF
|
|
|
382 |
String scaleKey = (String)progressBar.getClientProperty(
|
|
|
383 |
"JComponent.sizeVariant");
|
|
|
384 |
if (scaleKey != null){
|
|
|
385 |
if ("large".equals(scaleKey)){
|
|
|
386 |
size.width *= 1.15f;
|
|
|
387 |
size.height *= 1.15f;
|
|
|
388 |
} else if ("small".equals(scaleKey)){
|
|
|
389 |
size.width *= 0.90f;
|
|
|
390 |
size.height *= 0.90f;
|
|
|
391 |
} else if ("mini".equals(scaleKey)){
|
|
|
392 |
size.width *= 0.784f;
|
|
|
393 |
size.height *= 0.784f;
|
|
2
|
394 |
}
|
|
|
395 |
}
|
|
|
396 |
|
|
|
397 |
size.width += border.left + border.right;
|
|
|
398 |
size.height += border.top + border.bottom;
|
|
|
399 |
|
|
|
400 |
return size;
|
|
|
401 |
}
|
|
|
402 |
}
|