Java Code Examples for java.awt.AlphaComposite#getRule()

The following examples show how to use java.awt.AlphaComposite#getRule() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: PdfGraphics2D.java    From itext2 with GNU Lesser General Public License v3.0 6 votes vote down vote up
/**
* Method contributed by Alexej Suchov
   * @see Graphics2D#setComposite(Composite)
   */
  public void setComposite(Composite comp) {
      
if (comp instanceof AlphaComposite) {

	AlphaComposite composite = (AlphaComposite) comp;

	if (composite.getRule() == 3) {

		alpha = composite.getAlpha();
		this.composite = composite;

		if (realPaint != null && (realPaint instanceof Color)) {

			Color c = (Color) realPaint;
			paint = new Color(c.getRed(), c.getGreen(), c.getBlue(),
					(int) (c.getAlpha() * alpha));
		}
		return;
	}
}

this.composite = comp;
alpha = 1.0F;

  }
 
Example 2
Source File: SWTGraphics2D.java    From ccu-historian with GNU General Public License v3.0 6 votes vote down vote up
/**
 * Sets the current color for this graphics context.
 *
 * @param color  the color (<code>null</code> permitted but ignored).
 *
 * @see #getColor()
 */
public void setColor(Color color) {
    if (color == null) {
        return;
    }
    org.eclipse.swt.graphics.Color swtColor = getSwtColorFromPool(color);
    this.gc.setForeground(swtColor);
    // handle transparency and compositing.
    if (this.composite instanceof AlphaComposite) {
        AlphaComposite acomp = (AlphaComposite) this.composite;
        switch (acomp.getRule()) {
        case AlphaComposite.SRC_OVER:
            this.gc.setAlpha((int) (color.getAlpha() * acomp.getAlpha()));
            break;
        default:
            this.gc.setAlpha(color.getAlpha());
            break;
        }
    }
}
 
Example 3
Source File: PeekMetrics.java    From openjdk-jdk9 with GNU General Public License v2.0 6 votes vote down vote up
/**
 * Record information about drawing done
 * with the supplied {@code Composite}.
 */
private void checkAlpha(Composite composite) {

    if (composite instanceof AlphaComposite) {
        AlphaComposite alphaComposite = (AlphaComposite) composite;
        float alpha = alphaComposite.getAlpha();
        int rule = alphaComposite.getRule();

        if (alpha != 1.0
                || (rule != AlphaComposite.SRC
                    && rule != AlphaComposite.SRC_OVER)) {

            mHasCompositing = true;
        }

    } else {
        mHasCompositing = true;
    }

}
 
Example 4
Source File: PeekMetrics.java    From dragonwell8_jdk with GNU General Public License v2.0 6 votes vote down vote up
/**
 * Record information about drawing done
 * with the supplied <code>Composite</code>.
 */
private void checkAlpha(Composite composite) {

    if (composite instanceof AlphaComposite) {
        AlphaComposite alphaComposite = (AlphaComposite) composite;
        float alpha = alphaComposite.getAlpha();
        int rule = alphaComposite.getRule();

        if (alpha != 1.0
                || (rule != AlphaComposite.SRC
                    && rule != AlphaComposite.SRC_OVER)) {

            mHasCompositing = true;
        }

    } else {
        mHasCompositing = true;
    }

}
 
Example 5
Source File: PeekMetrics.java    From jdk8u-jdk with GNU General Public License v2.0 6 votes vote down vote up
/**
 * Record information about drawing done
 * with the supplied <code>Composite</code>.
 */
private void checkAlpha(Composite composite) {

    if (composite instanceof AlphaComposite) {
        AlphaComposite alphaComposite = (AlphaComposite) composite;
        float alpha = alphaComposite.getAlpha();
        int rule = alphaComposite.getRule();

        if (alpha != 1.0
                || (rule != AlphaComposite.SRC
                    && rule != AlphaComposite.SRC_OVER)) {

            mHasCompositing = true;
        }

    } else {
        mHasCompositing = true;
    }

}
 
Example 6
Source File: PeekMetrics.java    From jdk8u_jdk with GNU General Public License v2.0 6 votes vote down vote up
/**
 * Record information about drawing done
 * with the supplied <code>Composite</code>.
 */
private void checkAlpha(Composite composite) {

    if (composite instanceof AlphaComposite) {
        AlphaComposite alphaComposite = (AlphaComposite) composite;
        float alpha = alphaComposite.getAlpha();
        int rule = alphaComposite.getRule();

        if (alpha != 1.0
                || (rule != AlphaComposite.SRC
                    && rule != AlphaComposite.SRC_OVER)) {

            mHasCompositing = true;
        }

    } else {
        mHasCompositing = true;
    }

}
 
Example 7
Source File: PeekMetrics.java    From jdk8u-dev-jdk with GNU General Public License v2.0 6 votes vote down vote up
/**
 * Record information about drawing done
 * with the supplied <code>Composite</code>.
 */
private void checkAlpha(Composite composite) {

    if (composite instanceof AlphaComposite) {
        AlphaComposite alphaComposite = (AlphaComposite) composite;
        float alpha = alphaComposite.getAlpha();
        int rule = alphaComposite.getRule();

        if (alpha != 1.0
                || (rule != AlphaComposite.SRC
                    && rule != AlphaComposite.SRC_OVER)) {

            mHasCompositing = true;
        }

    } else {
        mHasCompositing = true;
    }

}
 
Example 8
Source File: SWTGraphics2D.java    From ECG-Viewer with GNU General Public License v2.0 6 votes vote down vote up
/**
 * Sets the current color for this graphics context.
 *
 * @param color  the color (<code>null</code> permitted but ignored).
 *
 * @see #getColor()
 */
public void setColor(Color color) {
    if (color == null) {
        return;
    }
    org.eclipse.swt.graphics.Color swtColor = getSwtColorFromPool(color);
    this.gc.setForeground(swtColor);
    // handle transparency and compositing.
    if (this.composite instanceof AlphaComposite) {
        AlphaComposite acomp = (AlphaComposite) this.composite;
        switch (acomp.getRule()) {
        case AlphaComposite.SRC_OVER:
            this.gc.setAlpha((int) (color.getAlpha() * acomp.getAlpha()));
            break;
        default:
            this.gc.setAlpha(color.getAlpha());
            break;
        }
    }
}
 
Example 9
Source File: PdfGraphics2D.java    From pentaho-reporting with GNU Lesser General Public License v2.1 6 votes vote down vote up
/**
 * Method contributed by Alexej Suchov
 *
 * @see Graphics2D#setPaint(Paint)
 */
@Override
public void setPaint( final Paint paint ) {
  if ( paint == null ) {
    return;
  }
  this.paint = paint;
  realPaint = paint;

  if ( ( composite instanceof AlphaComposite ) && ( paint instanceof Color ) ) {

    final AlphaComposite co = (AlphaComposite) composite;

    if ( co.getRule() == 3 ) {
      final Color c = (Color) paint;
      this.paint = new Color( c.getRed(), c.getGreen(), c.getBlue(), (int) ( c.getAlpha() * alpha ) );
      realPaint = paint;
    }
  }

}
 
Example 10
Source File: PdfGraphics2D.java    From gcs with Mozilla Public License 2.0 6 votes vote down vote up
/**
 * Method contributed by Alexej Suchov
 * 
 * @see Graphics2D#setComposite(Composite)
 */
@Override
public void setComposite(Composite comp) {

	if (comp instanceof AlphaComposite) {

		AlphaComposite composite = (AlphaComposite) comp;

		if (composite.getRule() == 3) {

			alpha = composite.getAlpha();
			this.composite = composite;

			if (realPaint != null && realPaint instanceof Color) {

				Color c = (Color) realPaint;
				paint = new Color(c.getRed(), c.getGreen(), c.getBlue(), (int) (c.getAlpha() * alpha));
			}
			return;
		}
	}

	composite = comp;
	alpha = 1.0F;

}
 
Example 11
Source File: SWTGraphics2D.java    From buffer_bci with GNU General Public License v3.0 6 votes vote down vote up
/**
 * Sets the current color for this graphics context.
 *
 * @param color  the color (<code>null</code> permitted but ignored).
 *
 * @see #getColor()
 */
public void setColor(Color color) {
    if (color == null) {
        return;
    }
    org.eclipse.swt.graphics.Color swtColor = getSwtColorFromPool(color);
    this.gc.setForeground(swtColor);
    // handle transparency and compositing.
    if (this.composite instanceof AlphaComposite) {
        AlphaComposite acomp = (AlphaComposite) this.composite;
        switch (acomp.getRule()) {
        case AlphaComposite.SRC_OVER:
            this.gc.setAlpha((int) (color.getAlpha() * acomp.getAlpha()));
            break;
        default:
            this.gc.setAlpha(color.getAlpha());
            break;
        }
    }
}
 
Example 12
Source File: PeekMetrics.java    From hottub with GNU General Public License v2.0 6 votes vote down vote up
/**
 * Record information about drawing done
 * with the supplied <code>Composite</code>.
 */
private void checkAlpha(Composite composite) {

    if (composite instanceof AlphaComposite) {
        AlphaComposite alphaComposite = (AlphaComposite) composite;
        float alpha = alphaComposite.getAlpha();
        int rule = alphaComposite.getRule();

        if (alpha != 1.0
                || (rule != AlphaComposite.SRC
                    && rule != AlphaComposite.SRC_OVER)) {

            mHasCompositing = true;
        }

    } else {
        mHasCompositing = true;
    }

}
 
Example 13
Source File: OGLSurfaceData.java    From openjdk-jdk8u with GNU General Public License v2.0 5 votes vote down vote up
private boolean canHandleComposite(Composite c) {
    if (c instanceof AlphaComposite) {
        AlphaComposite ac = (AlphaComposite)c;

        return ac.getRule() == AlphaComposite.SRC_OVER && ac.getAlpha() >= 1f;
    }
    return false;
}
 
Example 14
Source File: CompositeType.java    From jdk8u-jdk with GNU General Public License v2.0 5 votes vote down vote up
/**
 * Return a CompositeType object for the specified AlphaComposite
 * rule.
 */
public static CompositeType forAlphaComposite(AlphaComposite ac) {
    switch (ac.getRule()) {
    case AlphaComposite.CLEAR:
        return Clear;
    case AlphaComposite.SRC:
        if (ac.getAlpha() >= 1.0f) {
            return SrcNoEa;
        } else {
            return Src;
        }
    case AlphaComposite.DST:
        return Dst;
    case AlphaComposite.SRC_OVER:
        if (ac.getAlpha() >= 1.0f) {
            return SrcOverNoEa;
        } else {
            return SrcOver;
        }
    case AlphaComposite.DST_OVER:
        return DstOver;
    case AlphaComposite.SRC_IN:
        return SrcIn;
    case AlphaComposite.DST_IN:
        return DstIn;
    case AlphaComposite.SRC_OUT:
        return SrcOut;
    case AlphaComposite.DST_OUT:
        return DstOut;
    case AlphaComposite.SRC_ATOP:
        return SrcAtop;
    case AlphaComposite.DST_ATOP:
        return DstAtop;
    case AlphaComposite.XOR:
        return AlphaXor;
    default:
        throw new InternalError("Unrecognized alpha rule");
    }
}
 
Example 15
Source File: CompositeType.java    From openjdk-jdk8u with GNU General Public License v2.0 5 votes vote down vote up
/**
 * Return a CompositeType object for the specified AlphaComposite
 * rule.
 */
public static CompositeType forAlphaComposite(AlphaComposite ac) {
    switch (ac.getRule()) {
    case AlphaComposite.CLEAR:
        return Clear;
    case AlphaComposite.SRC:
        if (ac.getAlpha() >= 1.0f) {
            return SrcNoEa;
        } else {
            return Src;
        }
    case AlphaComposite.DST:
        return Dst;
    case AlphaComposite.SRC_OVER:
        if (ac.getAlpha() >= 1.0f) {
            return SrcOverNoEa;
        } else {
            return SrcOver;
        }
    case AlphaComposite.DST_OVER:
        return DstOver;
    case AlphaComposite.SRC_IN:
        return SrcIn;
    case AlphaComposite.DST_IN:
        return DstIn;
    case AlphaComposite.SRC_OUT:
        return SrcOut;
    case AlphaComposite.DST_OUT:
        return DstOut;
    case AlphaComposite.SRC_ATOP:
        return SrcAtop;
    case AlphaComposite.DST_ATOP:
        return DstAtop;
    case AlphaComposite.XOR:
        return AlphaXor;
    default:
        throw new InternalError("Unrecognized alpha rule");
    }
}
 
Example 16
Source File: OGLSurfaceData.java    From TencentKona-8 with GNU General Public License v2.0 5 votes vote down vote up
private boolean canHandleComposite(Composite c) {
    if (c instanceof AlphaComposite) {
        AlphaComposite ac = (AlphaComposite)c;

        return ac.getRule() == AlphaComposite.SRC_OVER && ac.getAlpha() >= 1f;
    }
    return false;
}
 
Example 17
Source File: CompositeType.java    From openjdk-jdk8u-backup with GNU General Public License v2.0 5 votes vote down vote up
/**
 * Return a CompositeType object for the specified AlphaComposite
 * rule.
 */
public static CompositeType forAlphaComposite(AlphaComposite ac) {
    switch (ac.getRule()) {
    case AlphaComposite.CLEAR:
        return Clear;
    case AlphaComposite.SRC:
        if (ac.getAlpha() >= 1.0f) {
            return SrcNoEa;
        } else {
            return Src;
        }
    case AlphaComposite.DST:
        return Dst;
    case AlphaComposite.SRC_OVER:
        if (ac.getAlpha() >= 1.0f) {
            return SrcOverNoEa;
        } else {
            return SrcOver;
        }
    case AlphaComposite.DST_OVER:
        return DstOver;
    case AlphaComposite.SRC_IN:
        return SrcIn;
    case AlphaComposite.DST_IN:
        return DstIn;
    case AlphaComposite.SRC_OUT:
        return SrcOut;
    case AlphaComposite.DST_OUT:
        return DstOut;
    case AlphaComposite.SRC_ATOP:
        return SrcAtop;
    case AlphaComposite.DST_ATOP:
        return DstAtop;
    case AlphaComposite.XOR:
        return AlphaXor;
    default:
        throw new InternalError("Unrecognized alpha rule");
    }
}
 
Example 18
Source File: CompositeType.java    From dragonwell8_jdk with GNU General Public License v2.0 5 votes vote down vote up
/**
 * Return a CompositeType object for the specified AlphaComposite
 * rule.
 */
public static CompositeType forAlphaComposite(AlphaComposite ac) {
    switch (ac.getRule()) {
    case AlphaComposite.CLEAR:
        return Clear;
    case AlphaComposite.SRC:
        if (ac.getAlpha() >= 1.0f) {
            return SrcNoEa;
        } else {
            return Src;
        }
    case AlphaComposite.DST:
        return Dst;
    case AlphaComposite.SRC_OVER:
        if (ac.getAlpha() >= 1.0f) {
            return SrcOverNoEa;
        } else {
            return SrcOver;
        }
    case AlphaComposite.DST_OVER:
        return DstOver;
    case AlphaComposite.SRC_IN:
        return SrcIn;
    case AlphaComposite.DST_IN:
        return DstIn;
    case AlphaComposite.SRC_OUT:
        return SrcOut;
    case AlphaComposite.DST_OUT:
        return DstOut;
    case AlphaComposite.SRC_ATOP:
        return SrcAtop;
    case AlphaComposite.DST_ATOP:
        return DstAtop;
    case AlphaComposite.XOR:
        return AlphaXor;
    default:
        throw new InternalError("Unrecognized alpha rule");
    }
}
 
Example 19
Source File: BufferedMaskBlit.java    From jdk8u-jdk with GNU General Public License v2.0 4 votes vote down vote up
@Override
public void MaskBlit(SurfaceData src, SurfaceData dst,
                     Composite comp, Region clip,
                     int srcx, int srcy,
                     int dstx, int dsty,
                     int width, int height,
                     byte[] mask, int maskoff, int maskscan)
{
    if (width <= 0 || height <= 0) {
        return;
    }

    if (mask == null) {
        // no mask involved; delegate to regular blit loop
        if (blitop == null) {
            blitop = Blit.getFromCache(src.getSurfaceType(),
                                       CompositeType.AnyAlpha,
                                       this.getDestType());
        }
        blitop.Blit(src, dst,
                    comp, clip,
                    srcx, srcy, dstx, dsty,
                    width, height);
        return;
    }

    AlphaComposite acomp = (AlphaComposite)comp;
    if (acomp.getRule() != AlphaComposite.SRC_OVER) {
        comp = AlphaComposite.SrcOver;
    }

    rq.lock();
    try {
        validateContext(dst, comp, clip);

        RenderBuffer buf = rq.getBuffer();
        int totalBytesRequired = 20 + (width * height * 4);

        /*
         * REMIND: we should fix this so that it works with tiles that
         *         are larger than the entire buffer, but the native
         *         OGL/D3DMaskBlit isn't even prepared for tiles larger
         *         than 32x32 pixels, so there's no urgency here...
         */
        rq.ensureCapacity(totalBytesRequired);

        // enqueue parameters and tile pixels
        int newpos = enqueueTile(buf.getAddress(), buf.position(),
                                 src, src.getNativeOps(), srcTypeVal,
                                 mask, mask.length, maskoff, maskscan,
                                 srcx, srcy, dstx, dsty,
                                 width, height);

        buf.position(newpos);
    } finally {
        rq.unlock();
    }
}
 
Example 20
Source File: BufferedMaskFill.java    From jdk8u-jdk with GNU General Public License v2.0 4 votes vote down vote up
@Override
public void MaskFill(SunGraphics2D sg2d, SurfaceData sData,
                     Composite comp,
                     final int x, final int y, final int w, final int h,
                     final byte[] mask,
                     final int maskoff, final int maskscan)
{
    AlphaComposite acomp = (AlphaComposite)comp;
    if (acomp.getRule() != AlphaComposite.SRC_OVER) {
        comp = AlphaComposite.SrcOver;
    }

    rq.lock();
    try {
        validateContext(sg2d, comp, BufferedContext.USE_MASK);

        // we adjust the mask length so that the mask ends on a
        // 4-byte boundary
        int maskBytesRequired;
        if (mask != null) {
            // we adjust the mask length so that the mask ends on a
            // 4-byte boundary
            maskBytesRequired = (mask.length + 3) & (~3);
        } else {
            // mask not needed
            maskBytesRequired = 0;
        }
        int totalBytesRequired = 32 + maskBytesRequired;

        RenderBuffer buf = rq.getBuffer();
        if (totalBytesRequired <= buf.capacity()) {
            if (totalBytesRequired > buf.remaining()) {
                // process the queue first and then enqueue the mask
                rq.flushNow();
            }

            buf.putInt(MASK_FILL);
            // enqueue parameters
            buf.putInt(x).putInt(y).putInt(w).putInt(h);
            buf.putInt(maskoff);
            buf.putInt(maskscan);
            buf.putInt(maskBytesRequired);
            if (mask != null) {
                // enqueue the mask
                int padding = maskBytesRequired - mask.length;
                buf.put(mask);
                if (padding != 0) {
                    buf.position(buf.position() + padding);
                }
            }
        } else {
            // queue is too small to accommodate entire mask; perform
            // the operation directly on the queue flushing thread
            rq.flushAndInvokeNow(new Runnable() {
                public void run() {
                    maskFill(x, y, w, h,
                             maskoff, maskscan, mask.length, mask);
                }
            });
        }
    } finally {
        rq.unlock();
    }
}