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/*
* Copyright 2020 FormDev Software GmbH
*
* 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
*
* https://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.formdev.flatlaf.icons;
import java.awt.BasicStroke;
import java.awt.Color;
import java.awt.Component;
import java.awt.Dimension;
import java.awt.Graphics2D;
import java.awt.geom.Line2D;
import java.awt.geom.Path2D;
import javax.swing.UIManager;
import com.formdev.flatlaf.ui.FlatButtonUI;
import com.formdev.flatlaf.ui.FlatUIUtils;
/**
* "close" icon for closable tabs in {@link javax.swing.JTabbedPane}.
*
* @uiDefault TabbedPane.closeSize Dimension
* @uiDefault TabbedPane.closeArc int
* @uiDefault TabbedPane.closeCrossPlainSize float
* @uiDefault TabbedPane.closeCrossFilledSize float
* @uiDefault TabbedPane.closeCrossLineWidth float
* @uiDefault TabbedPane.closeBackground Color
* @uiDefault TabbedPane.closeForeground Color
* @uiDefault TabbedPane.closeHoverBackground Color
* @uiDefault TabbedPane.closeHoverForeground Color
* @uiDefault TabbedPane.closePressedBackground Color
* @uiDefault TabbedPane.closePressedForeground Color
*
* @author Karl Tauber
*/
public class FlatTabbedPaneCloseIcon
extends FlatAbstractIcon
{
protected final Dimension size = UIManager.getDimension( "TabbedPane.closeSize" );
protected final int arc = UIManager.getInt( "TabbedPane.closeArc" );
protected final float crossPlainSize = FlatUIUtils.getUIFloat( "TabbedPane.closeCrossPlainSize", 7.5f );
protected final float crossFilledSize = FlatUIUtils.getUIFloat( "TabbedPane.closeCrossFilledSize", crossPlainSize );
protected final float closeCrossLineWidth = FlatUIUtils.getUIFloat( "TabbedPane.closeCrossLineWidth", 1f );
protected final Color background = UIManager.getColor( "TabbedPane.closeBackground" );
protected final Color foreground = UIManager.getColor( "TabbedPane.closeForeground" );
protected final Color hoverBackground = UIManager.getColor( "TabbedPane.closeHoverBackground" );
protected final Color hoverForeground = UIManager.getColor( "TabbedPane.closeHoverForeground" );
protected final Color pressedBackground = UIManager.getColor( "TabbedPane.closePressedBackground" );
protected final Color pressedForeground = UIManager.getColor( "TabbedPane.closePressedForeground" );
public FlatTabbedPaneCloseIcon() {
super( 16, 16, null );
}
@Override
protected void paintIcon( Component c, Graphics2D g ) {
// paint background
Color bg = FlatButtonUI.buttonStateColor( c, background, null, null, hoverBackground, pressedBackground );
if( bg != null ) {
g.setColor( FlatUIUtils.deriveColor( bg, c.getBackground() ) );
g.fillRoundRect( (width - size.width) / 2, (height - size.height) / 2,
size.width, size.height, arc, arc );
}
// set cross color
Color fg = FlatButtonUI.buttonStateColor( c, foreground, null, null, hoverForeground, pressedForeground );
g.setColor( FlatUIUtils.deriveColor( fg, c.getForeground() ) );
float mx = width / 2;
float my = height / 2;
float r = ((bg != null) ? crossFilledSize : crossPlainSize) / 2;
// paint cross
Path2D path = new Path2D.Float( Path2D.WIND_EVEN_ODD );
path.append( new Line2D.Float( mx - r, my - r, mx + r, my + r ), false );
path.append( new Line2D.Float( mx - r, my + r, mx + r, my - r ), false );
g.setStroke( new BasicStroke( closeCrossLineWidth ) );
g.draw( path );
}
}
