/* 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.logisim.util;
import java.awt.Component;
import java.awt.Graphics;
import java.awt.Graphics2D;
import javax.swing.Icon;
import javax.swing.ImageIcon;
import com.cburch.logisim.data.Direction;
public class Icons {
private static final String path = "resources/logisim/icons";
private Icons() { }
public static Icon getIcon(String name) {
java.net.URL url = Icons.class.getClassLoader().getResource(path + "/" + name);
if (url == null) return null;
return new ImageIcon(url);
}
public static void paintRotated(Graphics g, int x, int y, Direction dir, Icon icon, Component dest) {
if (!(g instanceof Graphics2D) || dir == Direction.EAST) {
icon.paintIcon(dest, g, x, y);
return;
}
Graphics2D g2 = (Graphics2D) g.create();
double cx = x + icon.getIconWidth() / 2.0;
double cy = y + icon.getIconHeight() / 2.0;
if (dir == Direction.WEST) {
g2.rotate( Math.PI, cx, cy);
} else if (dir == Direction.NORTH) {
g2.rotate(-Math.PI / 2.0, cx, cy);
} else if (dir == Direction.SOUTH) {
g2.rotate( Math.PI / 2.0, cx, cy);
} else {
g2.translate(-x, -y);
}
icon.paintIcon(dest, g2, x, y);
g2.dispose();
}
}