set Clip and get Clip
/*
* Java2DUtils.java
*
* Created on Aug 30, 2007, 11:40:18 AM
*
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/
//Revised from jaspersoft ireport designer
import java.awt.BasicStroke;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Rectangle;
import java.awt.Shape;
import java.awt.Stroke;
import java.awt.geom.AffineTransform;
import java.util.Stack;
/**
*
* @author gtoffoli
*/
public class Java2DUtils
{
private static Stack clipBoundsStack = new Stack();
private static Stack transforms = new Stack();
public static void setClip(Graphics g, int x, int y, int width, int height)
{
setClip(g, new Rectangle(x, y, width, height));
}
@SuppressWarnings("unchecked")
public static void setClip(Graphics g, Rectangle clipBounds)
{
Rectangle currentClipBounds;
clipBounds = new Rectangle(clipBounds);
clipBounds.width += 1;
clipBounds.height += 1;
currentClipBounds = g.getClipBounds();
if(currentClipBounds != null)
{
clipBounds = clipBounds.intersection(g.getClipBounds());
}
clipBoundsStack.push(currentClipBounds);
g.setClip(clipBounds);
}
public static void resetClip(Graphics g)
{
g.setClip((Shape) clipBoundsStack.pop());
}
@SuppressWarnings("unchecked")
public static void setTransform(Graphics2D g2, AffineTransform transform)
{
AffineTransform current;
current = g2.getTransform();
transforms.push(current);
g2.setTransform(transform);
}
public static void resetTransform(Graphics2D g2)
{
if(transforms.empty())
{
return;
}
g2.setTransform((AffineTransform) transforms.pop());
}
}
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