/* Copyright (c) 2010, Carl Burch. License information is located in the
* com.cburch.logisim.Main source code and at www.cburch.com/logisim/. */
package com.cburch.draw.toolbar;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import javax.swing.JComponent;
import com.cburch.logisim.util.GraphicsUtil;
@SuppressWarnings("serial")
class ToolbarButton extends JComponent implements MouseListener {
private static final int BORDER = 2;
private Toolbar toolbar;
private ToolbarItem item;
ToolbarButton(Toolbar toolbar, ToolbarItem item) {
this.toolbar = toolbar;
this.item = item;
addMouseListener(this);
setFocusable(true);
setToolTipText("");
}
public ToolbarItem getItem() {
return item;
}
@Override
public Dimension getPreferredSize() {
Dimension dim = item.getDimension(toolbar.getOrientation());
dim.width += 2 * BORDER;
dim.height += 2 * BORDER;
return dim;
}
@Override
public Dimension getMinimumSize() {
return getPreferredSize();
}
@Override
public void paintComponent(Graphics g) {
if (toolbar.getPressed() == this) {
Dimension dim = item.getDimension(toolbar.getOrientation());
Color defaultColor = g.getColor();
GraphicsUtil.switchToWidth(g, 2);
g.setColor(Color.GRAY);
g.fillRect(BORDER, BORDER, dim.width, dim.height);
GraphicsUtil.switchToWidth(g, 1);
g.setColor(defaultColor);
}
Graphics g2 = g.create();
g2.translate(BORDER, BORDER);
item.paintIcon(this, g2);
g2.dispose();
// draw selection indicator
if (toolbar.getToolbarModel().isSelected(item)) {
Dimension dim = item.getDimension(toolbar.getOrientation());
GraphicsUtil.switchToWidth(g, 2);
g.setColor(Color.BLACK);
g.drawRect(BORDER, BORDER, dim.width, dim.height);
GraphicsUtil.switchToWidth(g, 1);
}
}
@Override
public String getToolTipText(MouseEvent e) {
return item.getToolTip();
}
@Override
public void mousePressed(MouseEvent e) {
if (item != null && item.isSelectable()) {
toolbar.setPressed(this);
}
}
@Override
public void mouseReleased(MouseEvent e) {
if (toolbar.getPressed() == this) {
toolbar.getToolbarModel().itemSelected(item);
toolbar.setPressed(null);
}
}
@Override
public void mouseClicked(MouseEvent e) {
}
@Override
public void mouseEntered(MouseEvent e) {
}
@Override
public void mouseExited(MouseEvent e) {
toolbar.setPressed(null);
}
}