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• DummyGraphics2D.java

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org.webswing.toolkit.util.DummyGraphics2D Maven / Gradle / Ivy

// Copyright 2000-2007, FreeHEP
// Modification to original: merged with AbstractVectorGraphicsIO
package org.webswing.toolkit.util;

import java.awt.AlphaComposite;
import java.awt.BasicStroke;
import java.awt.Color;
import java.awt.Composite;
import java.awt.Font;
import java.awt.FontMetrics;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.GraphicsConfiguration;
import java.awt.GraphicsEnvironment;
import java.awt.Image;
import java.awt.Paint;
import java.awt.Rectangle;
import java.awt.RenderingHints;
import java.awt.Shape;
import java.awt.Stroke;
import java.awt.Toolkit;
import java.awt.font.FontRenderContext;
import java.awt.font.GlyphVector;
import java.awt.geom.AffineTransform;
import java.awt.image.BufferedImage;
import java.awt.image.BufferedImageOp;
import java.awt.image.ImageObserver;
import java.awt.image.RenderedImage;
import java.awt.image.renderable.RenderableImage;
import java.text.AttributedCharacterIterator;
import java.util.Map;


public class DummyGraphics2D extends Graphics2D {


	private Color backgroundColor;

	private Stroke currentStroke;

	private Color currentColor;

	private Paint currentPaint;

	private Font currentFont;

	private RenderingHints hints;

	private Composite currentComposite;

	private Shape userClip;

	private AffineTransform currentTransform;

	public DummyGraphics2D() {

		userClip = null;
		currentTransform = new AffineTransform();
		currentComposite = AlphaComposite.getInstance(AlphaComposite.SRC_OVER);
		currentStroke = new BasicStroke();

		currentColor = Color.BLACK;
		currentPaint = Color.BLACK;
		backgroundColor = Color.BLACK;
		currentFont = new Font("Dialog", Font.PLAIN, 12);

		// Initialize the rendering hints.
		hints = new RenderingHints(null);
	}

	@Override
	public Font getFont() {
		return currentFont;
	}

	@Override
	public void clearRect(int x, int y, int width, int height) {
	}

	@Override
	public void drawLine(int x1, int y1, int x2, int y2) {
	}

	@Override
	public void drawRect(int x, int y, int width, int height) {
	}

	@Override
	public void fillRect(int x, int y, int width, int height) {
	}

	@Override
	public void drawArc(int x, int y, int width, int height, int startAngle, int arcAngle) {
	}

	@Override
	public void fillArc(int x, int y, int width, int height, int startAngle, int arcAngle) {
	}

	@Override
	public void drawOval(int x, int y, int width, int height) {
	}

	@Override
	public void fillOval(int x, int y, int width, int height) {
	}

	@Override
	public void drawRoundRect(int x, int y, int width, int height, int arcWidth, int arcHeight) {
	}

	@Override
	public void fillRoundRect(int x, int y, int width, int height, int arcWidth, int arcHeight) {
	}

	@Override
	public void translate(int x, int y) {
		translate((double) x, (double) y);
	}

	@Override
	public void drawString(String str, int x, int y) {
	}

	@Override
	public void drawString(String str, float x, float y) {
	}

	@Override
	public void drawString(AttributedCharacterIterator iterator, int x, int y) {
	}

	@Override
	public Color getBackground() {
		return backgroundColor;
	}

	@Override
	public void setBackground(Color color) {
		backgroundColor = color;
	}

	@Override
	public Color getColor() {
		return currentColor;
	}

	@Override
	public Paint getPaint() {
		return currentPaint;
	}

	@Override
	public void rotate(double theta, double x, double y) {
		translate(x, y);
		rotate(theta);
		translate(-x, -y);
	}

	@Override
	public void drawPolyline(int[] xPoints, int[] yPoints, int nPoints) {
	}

	@Override
	public void drawPolygon(int[] xPoints, int[] yPoints, int nPoints) {
	}

	@Override
	public void fillPolygon(int[] xPoints, int[] yPoints, int nPoints) {
	}

	@Override
	public boolean hit(Rectangle rect, Shape s, boolean onStroke) {
		if (onStroke && getStroke() != null) {
			s = getStroke().createStrokedShape(s);
		}

		if (getTransform() != null) {
			s = getTransform().createTransformedShape(s);
		}

		return s.intersects(rect);
	}

	@Override
	public boolean drawImage(Image img, int x, int y, ImageObserver observer) {
		return true;
	}

	@Override
	public boolean drawImage(Image img, int x, int y, int width, int height, ImageObserver observer) {
		return true;
	}

	@Override
	public boolean drawImage(Image img, int x, int y, int width, int height, Color bgcolor, ImageObserver observer) {
		return true;
	}

	@Override
	public boolean drawImage(Image img, int x, int y, Color bgcolor, ImageObserver observer) {
		return true;
	}

	@Override
	public boolean drawImage(Image img, int dx1, int dy1, int dx2, int dy2, int sx1, int sy1, int sx2, int sy2, ImageObserver observer) {
		return true;
	}

	@Override
	public boolean drawImage(Image img, int dx1, int dy1, int dx2, int dy2, int sx1, int sy1, int sx2, int sy2, Color bgcolor, ImageObserver observer) {
		return true;
	}

	@Override
	public boolean drawImage(Image img, AffineTransform xform, ImageObserver obs) {
		return true;
	}
	
    @Override
    public void drawImage(BufferedImage img, BufferedImageOp op, int x, int y) {
    }

	@Override
	public void drawRenderableImage(RenderableImage img, AffineTransform xform) {
	}

	@Override
	public void drawRenderedImage(RenderedImage img, AffineTransform xform) {
	}


	@Override
	public void drawGlyphVector(GlyphVector g, float x, float y) {
	}

	@Override
	public void drawString(AttributedCharacterIterator iterator, float x, float y) {
	}

	@Override
	public AffineTransform getTransform() {
		return new AffineTransform(currentTransform);
	}

	@Override
	public void setTransform(AffineTransform Tx) {
		if (currentTransform.equals(Tx)) {
			return;
		}
		currentTransform.setTransform(Tx);
	}

	@Override
	public void transform(AffineTransform Tx) {
		currentTransform.concatenate(Tx);
	}

	@Override
	public void translate(double tx, double ty) {
		currentTransform.translate(tx, ty);
	}

	@Override
	public void rotate(double theta) {
		currentTransform.rotate(theta);
	}

	@Override
	public void scale(double sx, double sy) {
		currentTransform.scale(sx, sy);
	}

	@Override
	public void shear(double shx, double shy) {
		currentTransform.shear(shx, shy);
	}

	@Override
	public Shape getClip() {
		return userClip;
	}

	@Override
	public Rectangle getClipBounds() {
		Shape clip = getClip();
		return (clip != null) ? getClip().getBounds() : null;
	}

	@Override
	public Rectangle getClipBounds(Rectangle r) {
		Rectangle bounds = getClipBounds();
		if (bounds != null)
			r.setBounds(bounds);
		return r;
	}

	@Override
	public void clipRect(int x, int y, int width, int height) {
		clip(new Rectangle(x, y, width, height));
	}

	@Override
	public void setClip(int x, int y, int width, int height) {
		setClip(new Rectangle(x, y, width, height));
	}

	@Override
	public void setClip(Shape clip) {
		userClip = clip;
	}

	@Override
	public void clip(Shape s) {
		userClip = s;
	}

	@Override
	public Stroke getStroke() {
		return currentStroke;
	}

	@Override
	public void setStroke(Stroke s) {
		if (s.equals(currentStroke)) {
			return;
		}
		currentStroke = s;
	}

	@Override
	public void setColor(Color c) {
		if (c == null)
			return;

		if (c.equals(getPaint()))
			return;

		currentColor = c;
		currentPaint = c;
	}

	@Override
	public void setPaint(Paint paint) {
		if (paint == null)
			return;

		if (paint.equals(getPaint()))
			return;

		if (paint instanceof Color)
			currentColor = (Color) paint;

		currentPaint = paint;
	}

	@Override
	public FontRenderContext getFontRenderContext() {
		boolean antialias = RenderingHints.VALUE_TEXT_ANTIALIAS_ON.equals(getRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING));
		boolean fractions = RenderingHints.VALUE_FRACTIONALMETRICS_ON.equals(getRenderingHint(RenderingHints.KEY_FRACTIONALMETRICS));
		return new FontRenderContext(new AffineTransform(), antialias, fractions);
	}

	@Override
	@SuppressWarnings("deprecation")
	public FontMetrics getFontMetrics(Font f) {
		return Toolkit.getDefaultToolkit().getFontMetrics(f);
	}

	/* 8.4. rendering hints */

	@Override
	public RenderingHints getRenderingHints() {
		return (RenderingHints) hints.clone();
	}

	@Override
	public void addRenderingHints(Map hints) {
		this.hints.putAll(hints);
	}

	@Override
	public void setRenderingHints(Map hints) {
		this.hints.clear();
		this.hints.putAll(hints);
	}

	@Override
	public Object getRenderingHint(RenderingHints.Key hintKey) {
		return hints.get(hintKey);
	}

	@Override
	public void setRenderingHint(RenderingHints.Key hintKey, Object hintValue) {
		// extra protection, failed on under MacOS X 10.2.6, jdk 1.4.1_01-39/14
		if ((hintKey == null) || (hintValue == null))
			return;
		hints.put(hintKey, hintValue);
	}

	@Override
	public void setFont(Font font) {
		if (font == null || currentFont.equals(font)) {
			return;
		}
		currentFont = font;
	}

	@Override
	public Composite getComposite() {
		return currentComposite;
	}

	@Override
	public void setComposite(Composite composite) {
		if (composite == null || composite.equals(getComposite())) {
			return;
		}
		currentComposite = composite;
	}

	@Override
	public void draw(Shape s) {
	}

	@Override
	public void fill(Shape s) {
	}

	@Override
	public GraphicsConfiguration getDeviceConfiguration() {
		return GraphicsEnvironment.getLocalGraphicsEnvironment().getDefaultScreenDevice().getDefaultConfiguration();
	}

	@Override
	public Graphics create() {
		return this;
	}

	@Override
	public void setPaintMode() {
	}

	@Override
	public void setXORMode(Color c1) {
	}

	@Override
	public void copyArea(int x, int y, int width, int height, int dx, int dy) {
	}

	@Override
	public void dispose() {
	}
}