/*
* Copyright 2000-2016 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.intellij.ide.ui.laf.darcula.ui;
import com.intellij.ide.ui.laf.darcula.DarculaUIUtil;
import com.intellij.openapi.ui.GraphicsConfig;
import com.intellij.ui.ColorUtil;
import com.intellij.ui.Gray;
import com.intellij.ui.JBGradientPaint;
import com.intellij.util.ui.EmptyIcon;
import com.intellij.util.ui.GraphicsUtil;
import com.intellij.util.ui.JBUI;
import com.intellij.util.ui.UIUtil;
import sun.swing.SwingUtilities2;
import javax.swing.*;
import javax.swing.plaf.ComponentUI;
import javax.swing.plaf.basic.BasicHTML;
import javax.swing.plaf.metal.MetalRadioButtonUI;
import javax.swing.text.View;
import java.awt.*;
/**
* @author Konstantin Bulenkov
*/
public class DarculaRadioButtonUI extends MetalRadioButtonUI {
@SuppressWarnings("MethodOverridesStaticMethodOfSuperclass")
public static ComponentUI createUI(JComponent c) {
return new DarculaRadioButtonUI();
}
@Override
public synchronized void paint(Graphics g2d, JComponent c) {
Graphics2D g = (Graphics2D)g2d;
Dimension size = c.getSize();
Rectangle viewRect = new Rectangle(size);
Rectangle iconRect = new Rectangle();
Rectangle textRect = new Rectangle();
AbstractButton b = (AbstractButton) c;
//ButtonModel model = b.getModel();
Font f = c.getFont();
g.setFont(f);
FontMetrics fm = SwingUtilities2.getFontMetrics(c, g, f);
String text = SwingUtilities.layoutCompoundLabel(
c, fm, b.getText(), getDefaultIcon(),
b.getVerticalAlignment(), b.getHorizontalAlignment(),
b.getVerticalTextPosition(), b.getHorizontalTextPosition(),
viewRect, iconRect, textRect, b.getIconTextGap());
// fill background
if(c.isOpaque()) {
g.setColor(c.getBackground());
g.fillRect(0,0, size.width, size.height);
}
paintIcon(c, g, viewRect, iconRect);
drawText(b, g, text, textRect, fm);
}
protected void paintIcon(JComponent c, Graphics2D g, Rectangle viewRect, Rectangle iconRect) {
Insets i = c.getInsets();
viewRect.x += i.left;
viewRect.y += i.top;
viewRect.width -= (i.right + viewRect.x);
viewRect.height -= (i.bottom + viewRect.y);
int rad = JBUI.scale(5);
// Paint the radio button
final int x = iconRect.x + (rad - (rad % 2 == 1?1:0))/2;
final int y = iconRect.y + (rad - (rad % 2 == 1?1:0))/2;
final int w = iconRect.width - rad;
final int h = iconRect.height - rad;
g.translate(x, y);
//noinspection UseJBColor
final JBGradientPaint ijGradient = new JBGradientPaint(c, new Color(0x4985e4), new Color(0x4074c9));
//setup AA for lines
final GraphicsConfig config = GraphicsUtil.setupAAPainting(g);
final boolean focus = c.hasFocus();
final boolean selected = ((AbstractButton)c).isSelected();
if (UIUtil.isUnderDarcula() || !selected) {
g.setPaint(UIUtil.getGradientPaint(0, 0, ColorUtil.shift(c.getBackground(), 1.5),
0, c.getHeight(), ColorUtil.shift(c.getBackground(), 1.2)));
} else {
g.setPaint(ijGradient);
}
if (!UIUtil.isUnderDarcula() && selected) {
final GraphicsConfig fillOvalConf = new GraphicsConfig(g);
g.setRenderingHint(RenderingHints.KEY_STROKE_CONTROL, RenderingHints.VALUE_STROKE_PURE);
g.fillOval(0, JBUI.scale(1), w, h);
fillOvalConf.restore();
} else {
if (focus) {
g.fillOval(0, JBUI.scale(1), w, h);
} else {
g.fillOval(0, JBUI.scale(1), w - JBUI.scale(1), h - JBUI.scale(1));
}
}
if (focus) {
if (JBUI.isPixHiDPI(c)) {
DarculaUIUtil.paintFocusOval(g, JBUI.scale(1), JBUI.scale(1) + 1, w - JBUI.scale(2), h - JBUI.scale(2));
} else {
DarculaUIUtil.paintFocusOval(g, 0, JBUI.scale(1), w, h);
}
} else {
if (UIUtil.isUnderDarcula()) {
g.setPaint(UIUtil.getGradientPaint(w / 2, 1, Gray._160.withAlpha(90), w / 2, h, Gray._100.withAlpha(90)));
g.drawOval(0, JBUI.scale(1)+1, w - 1, h - 1);
g.setPaint(Gray._40.withAlpha(200));
g.drawOval(0, JBUI.scale(1), w - 1, h - 1);
} else {
g.setPaint(selected ? ijGradient : c.isEnabled() ? Gray._30 : Gray._130);
if (!selected) {
g.drawOval(0, JBUI.scale(1), w - 1, h - 1);
}
}
}
if (selected) {
final boolean enabled = c.isEnabled();
g.setColor(UIManager.getColor(enabled ? "RadioButton.darcula.selectionEnabledShadowColor" : "RadioButton.darcula.selectionDisabledShadowColor"));// ? Gray._30 : Gray._60);
final int yOff = 1 + JBUI.scale(1);
g.fillOval(w/2 - rad/2, h/2 - rad/2 + yOff , rad, rad);
g.setColor(UIManager.getColor(enabled ? "RadioButton.darcula.selectionEnabledColor" : "RadioButton.darcula.selectionDisabledColor")); //Gray._170 : Gray._120);
g.fillOval(w/2 - rad/2, h/2 - rad/2 -1 + yOff, rad, rad);
}
config.restore();
g.translate(-x, -y);
}
protected void drawText(AbstractButton b, Graphics2D g, String text, Rectangle textRect, FontMetrics fm) {
// Draw the Text
if(text != null) {
View v = (View) b.getClientProperty(BasicHTML.propertyKey);
if (v != null) {
v.paint(g, textRect);
} else {
int mnemIndex = b.getDisplayedMnemonicIndex();
if(b.isEnabled()) {
// *** paint the text normally
g.setColor(b.getForeground());
} else {
// *** paint the text disabled
g.setColor(getDisabledTextColor());
}
SwingUtilities2.drawStringUnderlineCharAt(b, g, text,
mnemIndex, textRect.x, textRect.y + fm.getAscent());
}
}
if(b.hasFocus() && b.isFocusPainted() &&
textRect.width > 0 && textRect.height > 0 ) {
paintFocus(g, textRect, b.getSize());
}
}
@Override
protected void paintFocus(Graphics g, Rectangle t, Dimension d) {
}
@Override
public Icon getDefaultIcon() {
return JBUI.scale(EmptyIcon.create(20)).asUIResource();
}
}