java.awt.LinearGradientPaint Java Examples

@Override
boolean isPaintValid(SunGraphics2D sg2d) {
    LinearGradientPaint paint = (LinearGradientPaint)sg2d.paint;

    if (paint.getFractions().length == 2 &&
        paint.getCycleMethod() != CycleMethod.REPEAT &&
        paint.getColorSpace() != ColorSpaceType.LINEAR_RGB)
    {
        D3DSurfaceData dstData = (D3DSurfaceData)sg2d.surfaceData;
        D3DGraphicsDevice gd = (D3DGraphicsDevice)
            dstData.getDeviceConfiguration().getDevice();
        if (gd.isCapPresent(CAPS_LCD_SHADER)) {
            // we can delegate to the optimized two-color gradient
            // codepath, which should be faster
            return true;
        }
    }

    return super.isPaintValid(sg2d);
}
 

@Override
public Paint createCustomLcdBackgroundPaint(final Color[] LCD_COLORS) {
    final Point2D FOREGROUND_START = new Point2D.Double(0.0, LCD.getMinY() + 1.0);
    final Point2D FOREGROUND_STOP = new Point2D.Double(0.0, LCD.getMaxY() - 1);
    if (FOREGROUND_START.equals(FOREGROUND_STOP)) {
        FOREGROUND_STOP.setLocation(0.0, FOREGROUND_START.getY() + 1);
    }

    final float[] FOREGROUND_FRACTIONS = {
        0.0f,
        0.03f,
        0.49f,
        0.5f,
        1.0f
    };

    final Color[] FOREGROUND_COLORS = {
        LCD_COLORS[0],
        LCD_COLORS[1],
        LCD_COLORS[2],
        LCD_COLORS[3],
        LCD_COLORS[4]
    };

    return new LinearGradientPaint(FOREGROUND_START, FOREGROUND_STOP, FOREGROUND_FRACTIONS, FOREGROUND_COLORS);
}
 

@Override
public void drawIcon(Graphics2D g2, int width, int height, int percentage) {
	// prepare background
	g2.setColor(Color.WHITE);
	g2.fillRect(0, 0, width, height);

	// 0-50 % is the same color, only the last 50% fade into red
	Color startColor = new Color(0f, .5f, 0, 0.7f);
	g2.setColor(startColor);
	g2.setPaint(new LinearGradientPaint(width / 2, 0f, width, 0f, new float[] { 0f, 0.5f, 1f }, new Color[] {
			new Color(0f, .5f, 0, 0.7f), new Color(1f, 1f, 0f, 0.7f), new Color(1f, 0, 0, 0.7f) }));
	g2.fillRect(0, 0, (int) (percentage / 100d * width), height);

	// draw border
	g2.setColor(Color.GRAY);
	g2.drawRect(0, 0, width - 1, height - 1);
	g2.dispose();
}
 

@Override
public Paint createCustomLcdBackgroundPaint(final Color[] LCD_COLORS) {
    final Point2D FOREGROUND_START = new Point2D.Double(0.0, LCD.getMinY() + 1.0);
    final Point2D FOREGROUND_STOP = new Point2D.Double(0.0, LCD.getMaxY() - 1);
    if (FOREGROUND_START.equals(FOREGROUND_STOP)) {
        FOREGROUND_STOP.setLocation(0.0, FOREGROUND_START.getY() + 1);
    }

    final float[] FOREGROUND_FRACTIONS = {
        0.0f,
        0.03f,
        0.49f,
        0.5f,
        1.0f
    };

    final Color[] FOREGROUND_COLORS = {
        LCD_COLORS[0],
        LCD_COLORS[1],
        LCD_COLORS[2],
        LCD_COLORS[3],
        LCD_COLORS[4]
    };

    return new LinearGradientPaint(FOREGROUND_START, FOREGROUND_STOP, FOREGROUND_FRACTIONS, FOREGROUND_COLORS);
}
 

@Override
boolean isPaintValid(SunGraphics2D sg2d) {
    LinearGradientPaint paint = (LinearGradientPaint)sg2d.paint;

    if (paint.getFractions().length == 2 &&
        paint.getCycleMethod() != CycleMethod.REPEAT &&
        paint.getColorSpace() != ColorSpaceType.LINEAR_RGB)
    {
        D3DSurfaceData dstData = (D3DSurfaceData)sg2d.surfaceData;
        D3DGraphicsDevice gd = (D3DGraphicsDevice)
            dstData.getDeviceConfiguration().getDevice();
        if (gd.isCapPresent(CAPS_LCD_SHADER)) {
            // we can delegate to the optimized two-color gradient
            // codepath, which should be faster
            return true;
        }
    }

    return super.isPaintValid(sg2d);
}
 

@Override
public Paint createCustomLcdBackgroundPaint(final Color[] LCD_COLORS) {
    final Point2D FOREGROUND_START = new Point2D.Double(0.0, 1.0);
    final Point2D FOREGROUND_STOP = new Point2D.Double(0.0, getHeight() - 1);
    if (FOREGROUND_START.equals(FOREGROUND_STOP)) {
        FOREGROUND_STOP.setLocation(0.0, FOREGROUND_START.getY() + 1);
    }

    final float[] FOREGROUND_FRACTIONS = {
        0.0f,
        0.03f,
        0.49f,
        0.5f,
        1.0f
    };

    final Color[] FOREGROUND_COLORS = {
        LCD_COLORS[0],
        LCD_COLORS[1],
        LCD_COLORS[2],
        LCD_COLORS[3],
        LCD_COLORS[4]
    };

    return new LinearGradientPaint(FOREGROUND_START, FOREGROUND_STOP, FOREGROUND_FRACTIONS, FOREGROUND_COLORS);
}
 

public void paint(Graphics2D g, Rectangle dirtyArea, ChartContext context) {
    if (gradient || selection) {
        int rowsCount = chart.getRowsCount();
        for (int i = 0; i < rowsCount; i++) {
            TimelineChart.Row row = chart.getRow(i);
            ChartContext rowContext = row.getContext();

            int y = Utils.checkedInt(rowContext.getViewportOffsetY());
            int h = Utils.checkedInt(rowContext.getViewportHeight() - 1);

            if (gradient) {
                g.setPaint(new LinearGradientPaint(0, y, 0, y + h, FRACTIONS, COLORS));
                g.fillRect(0, y, chart.getWidth(), h);
            }

            if (selection && chart.isRowSelected(row)) {
                g.setColor(SELECTED_FILTER);
                g.fillRect(0, y, chart.getWidth(), h);
            }
        }
    }
}
 

protected LinearGradientPaint getAnotherObject() {
    return null; /* TODO: could not update property
    float[] f = { 0.4f, 0.5f, 0.6f, 0.7f, 0.8f, 0.9f };
    Color[] c = { Color.RED, Color.GREEN, Color.BLUE, Color.RED, Color.GREEN, Color.BLUE };
    return new LinearGradientPaint(
            new Point2D.Float(f[0], f[1]),
            new Point2D.Float(f[2], f[3]),
            f, c, REFLECT, LINEAR_RGB,
            new AffineTransform(f));*/
}
 

static void setPaint(RenderQueue rq, SunGraphics2D sg2d,
                     Paint paint, int ctxflags)
{
    if (sg2d.paintState <= SunGraphics2D.PAINT_ALPHACOLOR) {
        setColor(rq, sg2d.pixel);
    } else {
        boolean useMask = (ctxflags & BufferedContext.USE_MASK) != 0;
        switch (sg2d.paintState) {
        case SunGraphics2D.PAINT_GRADIENT:
            setGradientPaint(rq, sg2d,
                             (GradientPaint)paint, useMask);
            break;
        case SunGraphics2D.PAINT_LIN_GRADIENT:
            setLinearGradientPaint(rq, sg2d,
                                   (LinearGradientPaint)paint, useMask);
            break;
        case SunGraphics2D.PAINT_RAD_GRADIENT:
            setRadialGradientPaint(rq, sg2d,
                                   (RadialGradientPaint)paint, useMask);
            break;
        case SunGraphics2D.PAINT_TEXTURE:
            setTexturePaint(rq, sg2d,
                            (TexturePaint)paint, useMask);
            break;
        default:
            break;
        }
    }
}
 

private static LinearGradientPaint getTranslatedLinearGradientPaint(LinearGradientPaint gradient, Point2D startPoint,
		Point2D endPoint, boolean vertical) {
	if (vertical) {
		return new LinearGradientPaint(0f, (float) startPoint.getY(), 0f, (float) endPoint.getY(),
				gradient.getFractions(), gradient.getColors());
	} else {
		return new LinearGradientPaint((float) startPoint.getX(), 0f, (float) endPoint.getX(), 0f,
				gradient.getFractions(), gradient.getColors());
	}
}
 

@Override
boolean isPaintValid(SunGraphics2D sg2d) {
    LinearGradientPaint paint = (LinearGradientPaint)sg2d.paint;

    if (paint.getFractions().length == 2 &&
        paint.getCycleMethod() != CycleMethod.REPEAT &&
        paint.getColorSpace() != ColorSpaceType.LINEAR_RGB)
    {
        // we can delegate to the optimized two-color gradient
        // codepath, which does not require fragment shader support
        return true;
    }

    return super.isPaintValid(sg2d);
}
 

/**
 * Create a new (if possible, darker) <code>Paint</code> of the same Type.
 * If the Type is not supported, the original <code>Paint</code> is returned.
 * <p>
 * @param paint a <code>Paint</code> implementation
 * (e.g. {@link Color}, {@link GradientPaint}, {@link TexturePaint},..)
 * <p>
 * @return a (usually new, see above) <code>Paint</code>
 */
public static Paint darker(Paint paint) {

    if (paint instanceof Color) {
        return darker((Color) paint);
    }
    if (legacyAlpha == true) {
        /*
         * Legacy? Just return the original Paint.
         * (this corresponds EXACTLY to how Paints used to be darkened)
         */
        return paint;
    }
    if (paint instanceof GradientPaint) {
        return darker((GradientPaint) paint);
    }
    if (paint instanceof LinearGradientPaint) {
        return darkerLinearGradientPaint((LinearGradientPaint) paint);
    }
    if (paint instanceof RadialGradientPaint) {
        return darkerRadialGradientPaint((RadialGradientPaint) paint);
    }
    if (paint instanceof TexturePaint) {
        try {
            return darkerTexturePaint((TexturePaint) paint);
        }
        catch (Exception e) {
            /*
             * Lots can go wrong while fiddling with Images, Color Models
             * & such!  If anything at all goes awry, just return the original
             * TexturePaint.  (TexturePaint's are immutable anyway, so no harm
             * done)
             */
            return paint;
        }
    }
    return paint;
}
 

@Override
boolean isPaintValid(SunGraphics2D sg2d) {
    LinearGradientPaint paint = (LinearGradientPaint)sg2d.paint;

    if (paint.getFractions().length == 2 &&
        paint.getCycleMethod() != CycleMethod.REPEAT &&
        paint.getColorSpace() != ColorSpaceType.LINEAR_RGB)
    {
        // we can delegate to the optimized two-color gradient
        // codepath, which does not require fragment shader support
        return true;
    }

    return super.isPaintValid(sg2d);
}
 

/**
 * Returns an SVG color string based on the current paint.  To handle
 * {@code GradientPaint} we rely on the {@code setPaint()} method
 * having set the {@code gradientPaintRef} attribute.
 * 
 * @return An SVG color string. 
 */
private String svgColorStr() {
    String result = "black;";
    if (this.paint instanceof Color) {
        return rgbColorStr((Color) this.paint);
    } else if (this.paint instanceof GradientPaint 
            || this.paint instanceof LinearGradientPaint
            || this.paint instanceof RadialGradientPaint) {
        return "url(#" + this.gradientPaintRef + ")";
    }
    return result;
}
 

public void doPaint(Graphics2D g2d) {

        g2d.translate(DIM*0.2, DIM*0.2);
        Shape s = new Rectangle2D.Float(0, 0, DIM*2, DIM*2);
        Point2D.Double p1 = new Point2D.Double(0.0, 0.0);
        Point2D.Double p2 = new Point2D.Double(DIM/2.0, DIM/2.0);

        // LinearGradientPaint
        //g2d.translate(DIM*2.2, 0);
        Color colors[] =  { Color.red, Color.blue} ;
        float fractions[]  = { 0.0f, 1.0f };

        LinearGradientPaint lgp =
           new LinearGradientPaint(p1, p2, fractions, colors,
              LinearGradientPaint.CycleMethod.NO_CYCLE);
        g2d.setPaint(lgp);
        g2d.fill(s);

        g2d.translate(DIM*2.2, 0);
        Color colors1[] =  { Color.red, Color.blue, Color.green, Color.white} ;
        float fractions1[]  = { 0.0f, 0.3f, 0.6f, 1.0f };

        LinearGradientPaint lgp1 =
           new LinearGradientPaint(p1, p2, fractions1, colors1,
              LinearGradientPaint.CycleMethod.REFLECT);
        g2d.setPaint(lgp1);
        g2d.fill(s);

        g2d.translate(-DIM*2.2, DIM*2.2);
        Color colors2[] =  { Color.red, Color.blue, Color.green, Color.white} ;
        float fractions2[]  = { 0.0f, 0.3f, 0.6f, 1.0f };

        LinearGradientPaint lgp2 =
           new LinearGradientPaint(p1, p2, fractions2, colors2,
              LinearGradientPaint.CycleMethod.REPEAT);
        g2d.setPaint(lgp2);
        g2d.fill(s);
    }
 

static void setPaint(RenderQueue rq, SunGraphics2D sg2d,
                     Paint paint, int ctxflags)
{
    if (sg2d.paintState <= SunGraphics2D.PAINT_ALPHACOLOR) {
        setColor(rq, sg2d.pixel);
    } else {
        boolean useMask = (ctxflags & BufferedContext.USE_MASK) != 0;
        switch (sg2d.paintState) {
        case SunGraphics2D.PAINT_GRADIENT:
            setGradientPaint(rq, sg2d,
                             (GradientPaint)paint, useMask);
            break;
        case SunGraphics2D.PAINT_LIN_GRADIENT:
            setLinearGradientPaint(rq, sg2d,
                                   (LinearGradientPaint)paint, useMask);
            break;
        case SunGraphics2D.PAINT_RAD_GRADIENT:
            setRadialGradientPaint(rq, sg2d,
                                   (RadialGradientPaint)paint, useMask);
            break;
        case SunGraphics2D.PAINT_TEXTURE:
            setTexturePaint(rq, sg2d,
                            (TexturePaint)paint, useMask);
            break;
        default:
            break;
        }
    }
}
 

private Paint createPaint(PaintType type, int startx, int starty,
                          int w, int h)
{
    // make sure that the blue color doesn't show up when filling a
    // w by h rect
    w++; h++;

    int endx = startx + w;
    int endy = starty + h;
    Rectangle2D.Float r = new Rectangle2D.Float(startx, starty, w, h);
    switch (type) {
        case COLOR: return Color.red;
        case GRADIENT: return
            new GradientPaint(startx, starty, Color.red,
                              endx, endy, Color.green);
        case LINEAR_GRADIENT: return
            new LinearGradientPaint(startx, starty, endx, endy,
                new float[] { 0.0f, 0.999f, 1.0f },
                new Color[] { Color.red, Color.green, Color.blue });
        case RADIAL_GRADIENT: return
            new RadialGradientPaint(startx, starty,
                (float)Math.sqrt(w * w + h * h),
                new float[] { 0.0f, 0.999f, 1.0f },
                new Color[] { Color.red, Color.green, Color.blue },
                CycleMethod.NO_CYCLE);
        case TEXTURE: {
            BufferedImage bi =
                new BufferedImage(w, h, BufferedImage.TYPE_INT_RGB);
            Graphics2D g = (Graphics2D) bi.getGraphics();
            g.setPaint(createPaint(PaintType.LINEAR_GRADIENT, 0, 0, w, h));
            g.fillRect(0, 0, w, h);
            return new TexturePaint(bi, r);
        }
    }
    return Color.green;
}
 

private Paint createPaint(PaintType type, int startx, int starty,
                          int w, int h)
{
    // make sure that the blue color doesn't show up when filling a
    // w by h rect
    w++; h++;

    int endx = startx + w;
    int endy = starty + h;
    Rectangle2D.Float r = new Rectangle2D.Float(startx, starty, w, h);
    switch (type) {
        case COLOR: return Color.red;
        case GRADIENT: return
            new GradientPaint(startx, starty, Color.red,
                              endx, endy, Color.green);
        case LINEAR_GRADIENT: return
            new LinearGradientPaint(startx, starty, endx, endy,
                new float[] { 0.0f, 0.999f, 1.0f },
                new Color[] { Color.red, Color.green, Color.blue });
        case RADIAL_GRADIENT: return
            new RadialGradientPaint(startx, starty,
                (float)Math.sqrt(w * w + h * h),
                new float[] { 0.0f, 0.999f, 1.0f },
                new Color[] { Color.red, Color.green, Color.blue },
                CycleMethod.NO_CYCLE);
        case TEXTURE: {
            BufferedImage bi =
                new BufferedImage(w, h, BufferedImage.TYPE_INT_RGB);
            Graphics2D g = (Graphics2D) bi.getGraphics();
            g.setPaint(createPaint(PaintType.LINEAR_GRADIENT, 0, 0, w, h));
            g.fillRect(0, 0, w, h);
            return new TexturePaint(bi, r);
        }
    }
    return Color.green;
}
 

private Paint createPaint(PaintType type, int startx, int starty,
                          int w, int h)
{
    // make sure that the blue color doesn't show up when filling a
    // w by h rect
    w++; h++;

    int endx = startx + w;
    int endy = starty + h;
    Rectangle2D.Float r = new Rectangle2D.Float(startx, starty, w, h);
    switch (type) {
        case COLOR: return Color.red;
        case GRADIENT: return
            new GradientPaint(startx, starty, Color.red,
                              endx, endy, Color.green);
        case LINEAR_GRADIENT: return
            new LinearGradientPaint(startx, starty, endx, endy,
                new float[] { 0.0f, 0.999f, 1.0f },
                new Color[] { Color.red, Color.green, Color.blue });
        case RADIAL_GRADIENT: return
            new RadialGradientPaint(startx, starty,
                (float)Math.sqrt(w * w + h * h),
                new float[] { 0.0f, 0.999f, 1.0f },
                new Color[] { Color.red, Color.green, Color.blue },
                CycleMethod.NO_CYCLE);
        case TEXTURE: {
            BufferedImage bi =
                new BufferedImage(w, h, BufferedImage.TYPE_INT_RGB);
            Graphics2D g = (Graphics2D) bi.getGraphics();
            g.setPaint(createPaint(PaintType.LINEAR_GRADIENT, 0, 0, w, h));
            g.fillRect(0, 0, w, h);
            return new TexturePaint(bi, r);
        }
    }
    return Color.green;
}
 

protected LinearGradientPaint getAnotherObject() {
    return null; /* TODO: could not update property
    float[] f = { 0.4f, 0.5f, 0.6f, 0.7f, 0.8f, 0.9f };
    Color[] c = { Color.RED, Color.GREEN, Color.BLUE, Color.RED, Color.GREEN, Color.BLUE };
    return new LinearGradientPaint(
            new Point2D.Float(f[0], f[1]),
            new Point2D.Float(f[2], f[3]),
            f, c, REFLECT, LINEAR_RGB,
            new AffineTransform(f));*/
}
 

/**
 * Create a new Gradient with its colours darkened.
 *
 * @param paint a <code>LinearGradientPaint</code>
 *
 * @return a darker version of the <code>LinearGradientPaint</code>
 */
private static Paint darkerLinearGradientPaint(LinearGradientPaint paint) {
    final Color[] paintColors = paint.getColors();
    for (int i = 0; i < paintColors.length; i++) {
        paintColors[i] = darker(paintColors[i]);
    }
    return new LinearGradientPaint(paint.getStartPoint(),
            paint.getEndPoint(), paint.getFractions(), paintColors,
            paint.getCycleMethod(), paint.getColorSpace(), 
            paint.getTransform());
}
 

static void setPaint(RenderQueue rq, SunGraphics2D sg2d,
                     Paint paint, int ctxflags)
{
    if (sg2d.paintState <= SunGraphics2D.PAINT_ALPHACOLOR) {
        setColor(rq, sg2d.pixel);
    } else {
        boolean useMask = (ctxflags & BufferedContext.USE_MASK) != 0;
        switch (sg2d.paintState) {
        case SunGraphics2D.PAINT_GRADIENT:
            setGradientPaint(rq, sg2d,
                             (GradientPaint)paint, useMask);
            break;
        case SunGraphics2D.PAINT_LIN_GRADIENT:
            setLinearGradientPaint(rq, sg2d,
                                   (LinearGradientPaint)paint, useMask);
            break;
        case SunGraphics2D.PAINT_RAD_GRADIENT:
            setRadialGradientPaint(rq, sg2d,
                                   (RadialGradientPaint)paint, useMask);
            break;
        case SunGraphics2D.PAINT_TEXTURE:
            setTexturePaint(rq, sg2d,
                            (TexturePaint)paint, useMask);
            break;
        default:
            break;
        }
    }
}
 

/**
 * Sets the Paint in the current graphics state.
 * @param paint The Paint object to be used to generate color in
 * the rendering process.
 * @see java.awt.Graphics#setColor
 * @see GradientPaint
 * @see TexturePaint
 */
public void setPaint(Paint paint) {
    if (paint instanceof Color) {
        setColor((Color) paint);
        return;
    }
    if (paint == null || this.paint == paint) {
        return;
    }
    this.paint = paint;
    if (imageComp == CompositeType.SrcOverNoEa) {
        // special case where compState depends on opacity of paint
        if (paint.getTransparency() == Transparency.OPAQUE) {
            if (compositeState != COMP_ISCOPY) {
                compositeState = COMP_ISCOPY;
            }
        } else {
            if (compositeState == COMP_ISCOPY) {
                compositeState = COMP_ALPHA;
            }
        }
    }
    Class<? extends Paint> paintClass = paint.getClass();
    if (paintClass == GradientPaint.class) {
        paintState = PAINT_GRADIENT;
    } else if (paintClass == LinearGradientPaint.class) {
        paintState = PAINT_LIN_GRADIENT;
    } else if (paintClass == RadialGradientPaint.class) {
        paintState = PAINT_RAD_GRADIENT;
    } else if (paintClass == TexturePaint.class) {
        paintState = PAINT_TEXTURE;
    } else {
        paintState = PAINT_CUSTOM;
    }
    validFontInfo = false;
    invalidatePipe();
}
 

private LinearGradientPaint makeLinear(int numColors, boolean alpha) {
    float interval = 1.0f / (numColors - 1);
    float[] fractions = new float[numColors];
    for (int i = 0; i < fractions.length; i++) {
        fractions[i] = i * interval;
    }
    Color[] colors = makeGradientColors(numColors, alpha);
    return new LinearGradientPaint(0.0f, 0.0f,
                                   10.0f, 10.0f,
                                   fractions, colors,
                                   CycleMethod.REFLECT);
}
 

static void setPaint(RenderQueue rq, SunGraphics2D sg2d,
                     Paint paint, int ctxflags)
{
    if (sg2d.paintState <= SunGraphics2D.PAINT_ALPHACOLOR) {
        setColor(rq, sg2d.pixel);
    } else {
        boolean useMask = (ctxflags & BufferedContext.USE_MASK) != 0;
        switch (sg2d.paintState) {
        case SunGraphics2D.PAINT_GRADIENT:
            setGradientPaint(rq, sg2d,
                             (GradientPaint)paint, useMask);
            break;
        case SunGraphics2D.PAINT_LIN_GRADIENT:
            setLinearGradientPaint(rq, sg2d,
                                   (LinearGradientPaint)paint, useMask);
            break;
        case SunGraphics2D.PAINT_RAD_GRADIENT:
            setRadialGradientPaint(rq, sg2d,
                                   (RadialGradientPaint)paint, useMask);
            break;
        case SunGraphics2D.PAINT_TEXTURE:
            setTexturePaint(rq, sg2d,
                            (TexturePaint)paint, useMask);
            break;
        default:
            break;
        }
    }
}
 

protected LinearGradientPaint getAnotherObject() {
    return null; /* TODO: could not update property
    float[] f = { 0.4f, 0.5f, 0.6f, 0.7f, 0.8f, 0.9f };
    Color[] c = { Color.RED, Color.GREEN, Color.BLUE, Color.RED, Color.GREEN, Color.BLUE };
    return new LinearGradientPaint(
            new Point2D.Float(f[0], f[1]),
            new Point2D.Float(f[2], f[3]),
            f, c, REFLECT, LINEAR_RGB,
            new AffineTransform(f));*/
}
 

private Paint createPaint(PaintType type, int startx, int starty,
                          int w, int h)
{
    // make sure that the blue color doesn't show up when filling a
    // w by h rect
    w++; h++;

    int endx = startx + w;
    int endy = starty + h;
    Rectangle2D.Float r = new Rectangle2D.Float(startx, starty, w, h);
    switch (type) {
        case COLOR: return Color.red;
        case GRADIENT: return
            new GradientPaint(startx, starty, Color.red,
                              endx, endy, Color.green);
        case LINEAR_GRADIENT: return
            new LinearGradientPaint(startx, starty, endx, endy,
                new float[] { 0.0f, 0.999f, 1.0f },
                new Color[] { Color.red, Color.green, Color.blue });
        case RADIAL_GRADIENT: return
            new RadialGradientPaint(startx, starty,
                (float)Math.sqrt(w * w + h * h),
                new float[] { 0.0f, 0.999f, 1.0f },
                new Color[] { Color.red, Color.green, Color.blue },
                CycleMethod.NO_CYCLE);
        case TEXTURE: {
            BufferedImage bi =
                new BufferedImage(w, h, BufferedImage.TYPE_INT_RGB);
            Graphics2D g = (Graphics2D) bi.getGraphics();
            g.setPaint(createPaint(PaintType.LINEAR_GRADIENT, 0, 0, w, h));
            g.fillRect(0, 0, w, h);
            return new TexturePaint(bi, r);
        }
    }
    return Color.green;
}
 

/**
 * Create the gradient for a rounded shadow.
 *
 * @param  s the shape of the gradient. This is only used for its bounds.
 *
 * @return the gradient.
 */
public Paint getRoundedShadowGradient(Shape s) {
    Rectangle r    = s.getBounds();
    int       x    = r.x + r.width / 2;
    int       y1   = r.y;
    float     frac = 1.0f / r.height;
    int       y2   = r.y + r.height;

    return new LinearGradientPaint(x, y1, x, y2, (new float[] { 0f, frac, 1f }),
                                   new Color[] { innerShadow.top, innerShadow.bottom, innerShadow.bottom });
}
 

static void setPaint(RenderQueue rq, SunGraphics2D sg2d,
                     Paint paint, int ctxflags)
{
    if (sg2d.paintState <= SunGraphics2D.PAINT_ALPHACOLOR) {
        setColor(rq, sg2d.pixel);
    } else {
        boolean useMask = (ctxflags & BufferedContext.USE_MASK) != 0;
        switch (sg2d.paintState) {
        case SunGraphics2D.PAINT_GRADIENT:
            setGradientPaint(rq, sg2d,
                             (GradientPaint)paint, useMask);
            break;
        case SunGraphics2D.PAINT_LIN_GRADIENT:
            setLinearGradientPaint(rq, sg2d,
                                   (LinearGradientPaint)paint, useMask);
            break;
        case SunGraphics2D.PAINT_RAD_GRADIENT:
            setRadialGradientPaint(rq, sg2d,
                                   (RadialGradientPaint)paint, useMask);
            break;
        case SunGraphics2D.PAINT_TEXTURE:
            setTexturePaint(rq, sg2d,
                            (TexturePaint)paint, useMask);
            break;
        default:
            break;
        }
    }
}
 

protected LinearGradientPaint getAnotherObject() {
    return null; /* TODO: could not update property
    float[] f = { 0.4f, 0.5f, 0.6f, 0.7f, 0.8f, 0.9f };
    Color[] c = { Color.RED, Color.GREEN, Color.BLUE, Color.RED, Color.GREEN, Color.BLUE };
    return new LinearGradientPaint(
            new Point2D.Float(f[0], f[1]),
            new Point2D.Float(f[2], f[3]),
            f, c, REFLECT, LINEAR_RGB,
            new AffineTransform(f));*/
}