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/**
* Copyright (c) 2011 Bernhard Pauler, Tim Molderez.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the 3-Clause BSD License
* which accompanies this distribution, and is available at
* http://www.opensource.org/licenses/BSD-3-Clause
*/
package net.java.balloontip.styles;
import java.awt.Color;
import java.awt.Component;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Insets;
import java.awt.geom.GeneralPath;
/**
* A balloon tip style with a depth effect
* @author Bernhard Pauler
* @author Tim Molderez
*/
public class IsometricBalloonStyle extends BalloonTipStyle {
private final Color sideColor;
private final Color frontColor;
private int depth;
/**
* Constructor
* @param frontColor front face color
* @param sideColor side face color
* @param depth depth of the balloon tip (in px)
*/
public IsometricBalloonStyle(Color frontColor, Color sideColor, int depth) {
super();
this.sideColor = sideColor;
this.frontColor = frontColor;
this.depth = depth;
}
public Insets getBorderInsets(Component c) {
if (flipY) {
return new Insets(verticalOffset+depth+1, 1, 1, depth+1);
}
return new Insets(depth+1, 1, verticalOffset+1, depth+1);
}
public boolean isBorderOpaque() {
return true;
}
public void paintBorder(Component c, Graphics g, int x, int y, int width, int height) {
Graphics2D g2d = (Graphics2D) g;
width-=(depth+1);
height-=1;
int yTop; // Y-coordinate of the top side of the balloon
int yBottom; // Y-coordinate of the bottom side of the balloon
if (flipY) {
yTop = y + verticalOffset + depth;
yBottom = y + height;
} else {
yTop = y + depth;
yBottom = y + height - verticalOffset;
}
// Draw the top of the balloon
GeneralPath top = new GeneralPath();
top.moveTo(x, yTop);
top.lineTo(width, yTop);
top.lineTo(width+depth, yTop-depth);
top.lineTo(x+depth, yTop-depth);
top.closePath();
g2d.setPaint(sideColor);
g2d.fill(top);
// Draw the side of the balloon
GeneralPath side = new GeneralPath();
side.moveTo(width, yTop);
side.lineTo(width+depth, yTop-depth);
side.lineTo(width+depth, yBottom-depth);
side.lineTo(width, yBottom);
side.closePath();
g2d.setPaint(sideColor.darker());
g2d.fill(side);
// Draw the tip's side
if (flipX && !flipY) {
GeneralPath tipSide = new GeneralPath();
tipSide.moveTo(x+width-horizontalOffset, yBottom);
tipSide.lineTo(x+width-horizontalOffset+depth, yBottom);
tipSide.lineTo(x+width-horizontalOffset+depth, yBottom+verticalOffset-depth);
tipSide.lineTo(x+width-horizontalOffset, yBottom+verticalOffset);
tipSide.closePath();
g2d.setPaint(sideColor.darker());
g2d.fill(tipSide);
} else if (!flipX && flipY) {
GeneralPath tipSide = new GeneralPath();
tipSide.moveTo(x+horizontalOffset, yTop-verticalOffset);
tipSide.lineTo(x+horizontalOffset+depth, yTop-verticalOffset-depth);
tipSide.lineTo(x+horizontalOffset+verticalOffset+depth, yTop-depth);
tipSide.lineTo(x+horizontalOffset+verticalOffset, yTop);
tipSide.closePath();
g2d.setPaint(sideColor.darker());
g2d.fill(tipSide);
} else if (flipX && flipY) {
GeneralPath tipSide = new GeneralPath();
tipSide.moveTo(x+width-horizontalOffset, yTop);
tipSide.lineTo(x+width-horizontalOffset+depth, yTop-depth);
tipSide.lineTo(x+width-horizontalOffset+depth, yTop-depth-verticalOffset);
tipSide.lineTo(x+width-horizontalOffset, yTop-verticalOffset);
tipSide.closePath();
g2d.setPaint(sideColor.darker());
g2d.fill(tipSide);
}
// Draw the front of the balloon
GeneralPath front = new GeneralPath();
front.moveTo(x, yTop);
front.lineTo(x, yBottom);
if (!flipX && !flipY) {
front.lineTo(x + horizontalOffset, yBottom);
front.lineTo(x + horizontalOffset, yBottom + verticalOffset);
front.lineTo(x + horizontalOffset + verticalOffset, yBottom);
} else if (flipX && !flipY) {
front.lineTo(x + width - horizontalOffset - verticalOffset, yBottom);
front.lineTo(x + width - horizontalOffset, yBottom + verticalOffset);
front.lineTo(x + width - horizontalOffset, yBottom);
}
front.lineTo(x + width, yBottom);
front.lineTo(x + width, yTop);
if (!flipX && flipY) {
front.lineTo(x + horizontalOffset + verticalOffset, yTop);
front.lineTo(x + horizontalOffset, yTop - verticalOffset);
front.lineTo(x + horizontalOffset, yTop);
} else if (flipX && flipY) {
front.lineTo(x + width - horizontalOffset, yTop);
front.lineTo(x + width - horizontalOffset, yTop - verticalOffset);
front.lineTo(x + width - horizontalOffset - verticalOffset, yTop);
}
front.closePath();
g2d.setPaint(frontColor);
g2d.fill(front);
}
}
