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/*
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/
package org.spc.ofp.raptor;
import java.awt.AlphaComposite;
import java.awt.BasicStroke;
import java.awt.Color;
import java.awt.Composite;
import java.awt.Graphics2D;
import java.awt.Insets;
import java.awt.LinearGradientPaint;
import java.awt.Paint;
import java.awt.Rectangle;
import java.awt.RenderingHints;
import java.awt.Shape;
import java.awt.Stroke;
import java.awt.geom.Area;
import java.awt.geom.RoundRectangle2D;
import java.awt.image.BufferedImage;
import javax.swing.AbstractButton;
import javax.swing.ButtonModel;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import org.jdesktop.swingx.graphics.BlendComposite;
import org.jdesktop.swingx.graphics.GraphicsUtilities;
import org.jdesktop.swingx.image.GaussianBlurFilter;
import org.jdesktop.swingx.painter.AbstractPainter;
class JellyButtonPainter<T extends AbstractButton> extends AbstractPainter<T> {
// Button shape.
private RoundRectangle2D.Float rect = new RoundRectangle2D.Float();
//Bakcground.
private float[] backgroundFractions = {0, 0.4999f, 0.5f, 1f};
private Color[] backgroundColors = {new Color(98, 108, 136), new Color(63, 71, 86), new Color(17, 17, 17), new Color(59, 70, 110)};
private Paint backgroundPaint;
// Outer border.
private Paint outerBorderPaint = Color.BLACK;
private Stroke outerBorderStroke = new BasicStroke(1.0f);
private Composite outerBorderComposite = AlphaComposite.SrcOver;
// Inner border.
private float[] innerBorderFractions = {0, 0.4999f, 0.5f, 1f};
private Color[] innerBorderColors = {Color.WHITE, new Color(105, 105, 105), Color.WHITE, new Color(105, 105, 105)};
private Composite innerBorderComposite = BlendComposite.Screen.derive(0.5f);
private Paint innerBorderPaint;
private Stroke innerBorderStroke = new BasicStroke(3.0f);
// Glow
private BufferedImage glowImage;
private Composite glowComposite = BlendComposite.ColorDodge;
// Sate paints.
private Paint armedPaint = new Color(64, 64, 64);
private Paint selectedPaint = new Color(104, 158, 216);
private Paint armedSelectedPaint = new Color(50, 118, 190);
private Paint rolloverSelectedPaint = new Color(136, 179, 224);
private float[] rolloverFractions = {0.0f, 0.05f, 0.35f, 1.0f};
private Color[] rolloverColors = {Color.WHITE, Color.WHITE, new Color(127, 127, 127, 0), new Color(127, 127, 127, 0)};
private Paint rolloverPaint;
private Paint disabledPaint = new Color(192, 192, 192);
private Paint disabledSelectedPaint = new Color(160, 160, 160);
// State composites.
private Composite highlights1Composite = BlendComposite.HardLight.derive(0.5f);
private Composite highlights2Composite = BlendComposite.Overlay.derive(0.3f);
private Composite highlights3Composite = BlendComposite.ColorDodge.derive(0.3f);
/** Last know width.
*/
private int width;
/** Last known height.
*/
private int height;
/** the button's image.
*/
public JellyButtonPainter(T target) {
// Make use of abstract painter's cacheability feature.
setCacheable(true);
// But then we need to be aware when the button's state changes.
target.addChangeListener(new ChangeListener() {
public void stateChanged(ChangeEvent event) {
// Will provoke a redraw of the cached image.
setDirty(true);
}
});
}
/** Rerender glow intermediate image.
* @param object The target object.
* @param width Width of the drawing area.
* @param height Height of the drawing area.
*/
private void createGlowImage(T object, int width, int height) {
if (width <= 0 || height <= 0) {
return;
}
int rectX = (int) Math.floor(rect.getX());
int rectY = (int) Math.floor(rect.getY());
int rectWidth = (int) Math.ceil(rect.getWidth());
int rectHeight = (int) Math.ceil(rect.getHeight());
glowImage = GraphicsUtilities.createCompatibleTranslucentImage(width, height);
//glowImage = GraphicsUtilities.createCompatibleTranslucentImage(rectWidth, rectHeight);
// Draw base shape.
Graphics2D g = glowImage.createGraphics();
g.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
g.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
g.setColor(new Color(136, 179, 224));
//g.fillOval(5, (int) (rectHeight * 2 / 3f), rectWidth - 5, (int) (rectHeight * 2 / 3f));
g.fillOval(rectX + 5, (int) (rectY + rectHeight * 2 / 3f), rectWidth - 2 * 5, (int) (rectHeight * 2 / 3f));
g.dispose();
// Apply gaussian blur.
// Hum values are funny, I used a 5.0 blur in PSP and here it requires a double-15 blur and still does not look OK.
// Documentation is odd, only uses integer but mentions 0.1 radius.
GaussianBlurFilter gaussianBlur = new GaussianBlurFilter(15);
glowImage = gaussianBlur.filter(glowImage, null);
glowImage = gaussianBlur.filter(glowImage, null);
glowImage = gaussianBlur.filter(glowImage, null);
// Hack.
// Clear outsite parts.
g = glowImage.createGraphics();
Area area = new Area(new Rectangle(0, 0, width, height));
area.subtract(new Area(rect));
g.setClip(area);
g.setComposite(AlphaComposite.Clear);
g.fillRect(0, 0, width, height);
g.dispose();
}
private void renderButton(Graphics2D g, T object, int width, int height) {
int rectX = (int) Math.floor(rect.getX());
int rectY = (int) Math.floor(rect.getY());
int rectWidth = (int) Math.ceil(rect.getWidth());
int rectHeight = (int) Math.ceil(rect.getHeight());
Shape oldClip = g.getClip();
g.setClip(rect);
backgroundPaint = new LinearGradientPaint(0, 0, 0, rectHeight, backgroundFractions, backgroundColors);
innerBorderPaint = new LinearGradientPaint(0, 0, 0, rectHeight, innerBorderFractions, innerBorderColors);
rolloverPaint = new LinearGradientPaint(0, 0, 0, rectHeight, rolloverFractions, rolloverColors);
// Background.
g.setPaint(backgroundPaint);
g.fill(rect);
// Hightlights.
//System.out.println("Armed: "+model.isArmed());
//System.out.println("Enabled: "+model.isEnabled());
//System.out.println("Pressed: "+model.isPressed());
//System.out.println("Rollover: "+model.isRollover());
//System.out.println("Selected: "+model.isSelected());
//System.out.println();
Paint paint = null;
ButtonModel model = object.getModel();
if (!model.isEnabled() && model.isSelected()) {
paint = disabledSelectedPaint;
}
else if (!model.isEnabled()) {
paint = disabledPaint;
}
else if (model.isArmed() && model.isSelected()) {
paint = armedSelectedPaint;
}
else if (model.isRollover() && model.isSelected()) {
paint = rolloverSelectedPaint;
}
else if (model.isSelected()) {
paint = selectedPaint;
}
else if (model.isArmed()) {
paint = armedPaint;
}
else if (model.isRollover()) {
paint = rolloverPaint;
}
if (paint != null) {
g.setPaint(paint);
// Highlights 1.
g.setComposite(highlights1Composite);
g.fill(rect);
// Highlights 2.
g.setComposite(highlights2Composite);
g.fill(rect);
// Highlights 3.
g.setComposite(highlights3Composite);
g.fill(rect);
}
// Inner glowImage.
if ((model.isRollover() || model.isSelected() || model.isArmed()) && glowImage != null) {
// Hack.
g.setClip(oldClip);
g.setComposite(glowComposite);
//g.setComposite(AlphaComposite.SrcOver);
try {
g.drawImage(glowImage, 0, 0, null);
//g.drawImage(glowImage.getSubimage(rectX, rectY, rectWidth, rectHeight), rectX, rectY, null);
//g.drawImage(glowImage, rectX, rectY, null);
}
catch (Exception e) {
System.err.println(glowImage.getWidth()+", "+glowImage.getHeight()+"\t"+width+", "+height);
e.printStackTrace();
}
// Hack.
g.setClip(rect);
}
// Inner border.
g.setComposite(innerBorderComposite);
g.setPaint(innerBorderPaint);
g.setStroke(innerBorderStroke);
g.draw(rect);
g.setClip(oldClip);
// Outer border.
g.setComposite(outerBorderComposite);
g.setStroke(outerBorderStroke);
g.setPaint(outerBorderPaint);
g.draw(rect);
}
/** {@inheritDoc}
*/
@Override
protected void doPaint(Graphics2D g, T object, int width, int height) {
//Insets insets = object.getMargin();
//rect.setRoundRect(insets.left, insets.top, width - (insets.left + insets.right) - 1, height - (insets.top + insets.bottom) - 1, 10, 10);
rect.setRoundRect(0, 0, width - 1, height - 1, 10, 10);
if (width != this.width || height != this.height || glowImage == null) {
createGlowImage(object, width, height);
this.width = width;
this.height = height;
}
renderButton(g, object, width, height);
}
} |
