/*
* Copyright (c) 2005-2016 Flamingo Kirill Grouchnikov. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* o Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* o Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* o Neither the name of Flamingo Kirill Grouchnikov nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package org.pushingpixels.flamingo.internal.utils;
import java.awt.AlphaComposite;
import java.awt.BasicStroke;
import java.awt.Color;
import java.awt.Container;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.FontMetrics;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Point;
import java.awt.Rectangle;
import java.awt.RenderingHints;
import java.awt.Shape;
import java.awt.font.LineMetrics;
import java.awt.geom.RoundRectangle2D;
import java.util.Collection;
import javax.swing.CellRendererPane;
import javax.swing.JButton;
import javax.swing.UIManager;
import org.pushingpixels.flamingo.api.common.CommandButtonLayoutManager;
import org.pushingpixels.flamingo.api.common.JCommandButton.CommandButtonKind;
import org.pushingpixels.flamingo.api.common.JCommandButton.CommandButtonPopupOrientationKind;
import org.pushingpixels.flamingo.api.common.JCommandMenuButton;
import org.pushingpixels.flamingo.internal.hidpi.UIUtil;
public class KeyTipRenderingUtilities {
private static int INSETS = 3;
public static Dimension getPrefSize(FontMetrics fm, String keyTip) {
int prefWidth = fm.stringWidth(keyTip) + 2 * INSETS + 1;
int prefHeight = fm.getHeight() + INSETS - 1;
return new Dimension(prefWidth, prefHeight);
}
public static void renderKeyTip(Graphics g, Container c, Rectangle rect, String keyTip,
boolean toPaintEnabled) {
CellRendererPane buttonRendererPane = new CellRendererPane();
JButton rendererButton = new JButton("");
rendererButton.setEnabled(toPaintEnabled);
buttonRendererPane.setBounds(rect.x, rect.y, rect.width, rect.height);
Graphics2D g2d = (Graphics2D) g.create();
g2d.setComposite(AlphaComposite.SrcOver.derive(toPaintEnabled ? 1.0f : 0.5f));
g2d.setStroke(new BasicStroke(UIUtil.isRetina() ? 0.5f : 1.0f));
Shape clip = g2d.getClip();
RoundRectangle2D.Double roundRect = new RoundRectangle2D.Double(rect.x, rect.y,
rect.width - 1, rect.height - 1, 6, 6);
g2d.clip(roundRect);
buttonRendererPane.paintComponent(g2d, rendererButton, c, rect.x - rect.width / 2,
rect.y - rect.height / 2, 2 * rect.width, 2 * rect.height, true);
g2d.setClip(clip);
g2d.setColor(FlamingoUtilities.getBorderColor());
g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
g2d.draw(roundRect);
g2d.setColor(FlamingoUtilities.getColor(Color.black, "Button.foreground"));
Font font = UIManager.getFont("Button.font");
font = font.deriveFont(font.getSize() + 1.0f);
g2d.setFont(font);
int strWidth = g2d.getFontMetrics().stringWidth(keyTip);
// int strHeight = g2d.getFontMetrics().getHeight();
g2d.translate(rect.x, rect.y);
LineMetrics lineMetrics = g2d.getFontMetrics().getLineMetrics(keyTip, g2d);
int strHeight = (int) lineMetrics.getHeight();
g2d.drawString(keyTip, (rect.width - strWidth) / 2,
(rect.height + strHeight) / 2 - g2d.getFontMetrics().getDescent());
g2d.dispose();
}
public static void renderMenuButtonKeyTips(Graphics g, JCommandMenuButton menuButton,
CommandButtonLayoutManager layoutManager) {
Collection<KeyTipManager.KeyTipLink> currLinks = KeyTipManager.defaultManager()
.getCurrentlyShownKeyTips();
if (currLinks == null)
return;
boolean found = false;
for (KeyTipManager.KeyTipLink link : currLinks) {
found = (link.comp == menuButton);
if (found)
break;
}
if (!found)
return;
// System.out.println("Painting key tip for " + menuButton.getText());
String actionKeyTip = menuButton.getActionKeyTip();
String popupKeyTip = menuButton.getPopupKeyTip();
CommandButtonLayoutManager.CommandButtonLayoutInfo layoutInfo = layoutManager
.getLayoutInfo(menuButton, g);
Point prefCenter = menuButton.getUI().getKeyTipAnchorCenterPoint();
if ((layoutInfo.iconRect.width > 0) && (actionKeyTip != null)) {
Dimension pref = KeyTipRenderingUtilities.getPrefSize(g.getFontMetrics(), actionKeyTip);
KeyTipRenderingUtilities.renderKeyTip(g, menuButton,
new Rectangle(prefCenter.x - pref.width / 2,
Math.min(prefCenter.y - pref.height / 2,
layoutInfo.actionClickArea.y + layoutInfo.actionClickArea.height
- pref.height),
pref.width, pref.height),
actionKeyTip, menuButton.getActionModel().isEnabled());
}
if ((layoutInfo.popupClickArea.width > 0) && (popupKeyTip != null)) {
Dimension pref = KeyTipRenderingUtilities.getPrefSize(g.getFontMetrics(), popupKeyTip);
if (menuButton
.getPopupOrientationKind() == CommandButtonPopupOrientationKind.SIDEWARD) {
if (menuButton.getCommandButtonKind() != CommandButtonKind.POPUP_ONLY) {
// vertically aligned with the action keytip along
// the right edge
KeyTipRenderingUtilities.renderKeyTip(g, menuButton, new Rectangle(
layoutInfo.popupClickArea.x + layoutInfo.popupClickArea.width
- pref.width - 4,
Math.min(prefCenter.y - pref.height / 2,
layoutInfo.actionClickArea.y + layoutInfo.actionClickArea.height
- pref.height),
pref.width, pref.height), popupKeyTip,
menuButton.getPopupModel().isEnabled());
} else {
KeyTipRenderingUtilities.renderKeyTip(g, menuButton, new Rectangle(
prefCenter.x - pref.width / 2,
Math.min(prefCenter.y - pref.height / 2,
layoutInfo.popupClickArea.y + layoutInfo.popupClickArea.height
- pref.height),
pref.width, pref.height), popupKeyTip,
menuButton.getPopupModel().isEnabled());
}
} else {
// horizontally centered along the bottom edge
KeyTipRenderingUtilities.renderKeyTip(g, menuButton, new Rectangle(
(layoutInfo.popupClickArea.x + layoutInfo.popupClickArea.width - pref.width)
/ 2,
layoutInfo.popupClickArea.y + layoutInfo.popupClickArea.height
- pref.height,
pref.width, pref.height), popupKeyTip,
menuButton.getPopupModel().isEnabled());
}
}
}
}