Java Code Examples for java.awt.RenderingHints#VALUE_RENDER_QUALITY

The following examples show how to use java.awt.RenderingHints#VALUE_RENDER_QUALITY . 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: MultiGradientTest.java    From TencentKona-8 with GNU General Public License v2.0 6 votes vote down vote up 
public void actionPerformed(ActionEvent e) {
    Object source = e.getSource();

    if (source == cmbPaint) {
        paintType = (PaintType)cmbPaint.getSelectedItem();
    } else if (source == cmbCycle) {
        cycleMethod = (CycleMethod)cmbCycle.getSelectedItem();
    } else if (source == cmbSpace) {
        colorSpace = (ColorSpaceType)cmbSpace.getSelectedItem();
    } else if (source == cmbShape) {
        shapeType = (ShapeType)cmbShape.getSelectedItem();
    } else if (source == cmbXform) {
        xformType = (XformType)cmbXform.getSelectedItem();
    } else if (source == cbAntialias) {
        antialiasHint = cbAntialias.isSelected() ?
            RenderingHints.VALUE_ANTIALIAS_ON :
            RenderingHints.VALUE_ANTIALIAS_OFF;
    } else if (source == cbRender) {
        renderHint = cbRender.isSelected() ?
            RenderingHints.VALUE_RENDER_QUALITY :
            RenderingHints.VALUE_RENDER_SPEED;
    }

    gradientPanel.updatePaint();
}
Example 2
Source File: MultiGradientTest.java    From jdk8u-dev-jdk with GNU General Public License v2.0 6 votes vote down vote up 
public void actionPerformed(ActionEvent e) {
    Object source = e.getSource();

    if (source == cmbPaint) {
        paintType = (PaintType)cmbPaint.getSelectedItem();
    } else if (source == cmbCycle) {
        cycleMethod = (CycleMethod)cmbCycle.getSelectedItem();
    } else if (source == cmbSpace) {
        colorSpace = (ColorSpaceType)cmbSpace.getSelectedItem();
    } else if (source == cmbShape) {
        shapeType = (ShapeType)cmbShape.getSelectedItem();
    } else if (source == cmbXform) {
        xformType = (XformType)cmbXform.getSelectedItem();
    } else if (source == cbAntialias) {
        antialiasHint = cbAntialias.isSelected() ?
            RenderingHints.VALUE_ANTIALIAS_ON :
            RenderingHints.VALUE_ANTIALIAS_OFF;
    } else if (source == cbRender) {
        renderHint = cbRender.isSelected() ?
            RenderingHints.VALUE_RENDER_QUALITY :
            RenderingHints.VALUE_RENDER_SPEED;
    }

    gradientPanel.updatePaint();
}
Example 3
Source File: MultiGradientTest.java    From jdk8u-jdk with GNU General Public License v2.0 6 votes vote down vote up 
public void actionPerformed(ActionEvent e) {
    Object source = e.getSource();

    if (source == cmbPaint) {
        paintType = (PaintType)cmbPaint.getSelectedItem();
    } else if (source == cmbCycle) {
        cycleMethod = (CycleMethod)cmbCycle.getSelectedItem();
    } else if (source == cmbSpace) {
        colorSpace = (ColorSpaceType)cmbSpace.getSelectedItem();
    } else if (source == cmbShape) {
        shapeType = (ShapeType)cmbShape.getSelectedItem();
    } else if (source == cmbXform) {
        xformType = (XformType)cmbXform.getSelectedItem();
    } else if (source == cbAntialias) {
        antialiasHint = cbAntialias.isSelected() ?
            RenderingHints.VALUE_ANTIALIAS_ON :
            RenderingHints.VALUE_ANTIALIAS_OFF;
    } else if (source == cbRender) {
        renderHint = cbRender.isSelected() ?
            RenderingHints.VALUE_RENDER_QUALITY :
            RenderingHints.VALUE_RENDER_SPEED;
    }

    gradientPanel.updatePaint();
}
Example 4
Source File: MultiGradientTest.java    From jdk8u60 with GNU General Public License v2.0 6 votes vote down vote up 
public void actionPerformed(ActionEvent e) {
    Object source = e.getSource();

    if (source == cmbPaint) {
        paintType = (PaintType)cmbPaint.getSelectedItem();
    } else if (source == cmbCycle) {
        cycleMethod = (CycleMethod)cmbCycle.getSelectedItem();
    } else if (source == cmbSpace) {
        colorSpace = (ColorSpaceType)cmbSpace.getSelectedItem();
    } else if (source == cmbShape) {
        shapeType = (ShapeType)cmbShape.getSelectedItem();
    } else if (source == cmbXform) {
        xformType = (XformType)cmbXform.getSelectedItem();
    } else if (source == cbAntialias) {
        antialiasHint = cbAntialias.isSelected() ?
            RenderingHints.VALUE_ANTIALIAS_ON :
            RenderingHints.VALUE_ANTIALIAS_OFF;
    } else if (source == cbRender) {
        renderHint = cbRender.isSelected() ?
            RenderingHints.VALUE_RENDER_QUALITY :
            RenderingHints.VALUE_RENDER_SPEED;
    }

    gradientPanel.updatePaint();
}
Example 5
Source File: MultiGradientTest.java    From openjdk-jdk8u with GNU General Public License v2.0 6 votes vote down vote up 
public void actionPerformed(ActionEvent e) {
    Object source = e.getSource();

    if (source == cmbPaint) {
        paintType = (PaintType)cmbPaint.getSelectedItem();
    } else if (source == cmbCycle) {
        cycleMethod = (CycleMethod)cmbCycle.getSelectedItem();
    } else if (source == cmbSpace) {
        colorSpace = (ColorSpaceType)cmbSpace.getSelectedItem();
    } else if (source == cmbShape) {
        shapeType = (ShapeType)cmbShape.getSelectedItem();
    } else if (source == cmbXform) {
        xformType = (XformType)cmbXform.getSelectedItem();
    } else if (source == cbAntialias) {
        antialiasHint = cbAntialias.isSelected() ?
            RenderingHints.VALUE_ANTIALIAS_ON :
            RenderingHints.VALUE_ANTIALIAS_OFF;
    } else if (source == cbRender) {
        renderHint = cbRender.isSelected() ?
            RenderingHints.VALUE_RENDER_QUALITY :
            RenderingHints.VALUE_RENDER_SPEED;
    }

    gradientPanel.updatePaint();
}
Example 6
Source File: MultiGradientTest.java    From openjdk-jdk8u-backup with GNU General Public License v2.0 6 votes vote down vote up 
public void actionPerformed(ActionEvent e) {
    Object source = e.getSource();

    if (source == cmbPaint) {
        paintType = (PaintType)cmbPaint.getSelectedItem();
    } else if (source == cmbCycle) {
        cycleMethod = (CycleMethod)cmbCycle.getSelectedItem();
    } else if (source == cmbSpace) {
        colorSpace = (ColorSpaceType)cmbSpace.getSelectedItem();
    } else if (source == cmbShape) {
        shapeType = (ShapeType)cmbShape.getSelectedItem();
    } else if (source == cmbXform) {
        xformType = (XformType)cmbXform.getSelectedItem();
    } else if (source == cbAntialias) {
        antialiasHint = cbAntialias.isSelected() ?
            RenderingHints.VALUE_ANTIALIAS_ON :
            RenderingHints.VALUE_ANTIALIAS_OFF;
    } else if (source == cbRender) {
        renderHint = cbRender.isSelected() ?
            RenderingHints.VALUE_RENDER_QUALITY :
            RenderingHints.VALUE_RENDER_SPEED;
    }

    gradientPanel.updatePaint();
}
Example 7
Source File: MultiGradientTest.java    From jdk8u_jdk with GNU General Public License v2.0 6 votes vote down vote up 
public void actionPerformed(ActionEvent e) {
    Object source = e.getSource();

    if (source == cmbPaint) {
        paintType = (PaintType)cmbPaint.getSelectedItem();
    } else if (source == cmbCycle) {
        cycleMethod = (CycleMethod)cmbCycle.getSelectedItem();
    } else if (source == cmbSpace) {
        colorSpace = (ColorSpaceType)cmbSpace.getSelectedItem();
    } else if (source == cmbShape) {
        shapeType = (ShapeType)cmbShape.getSelectedItem();
    } else if (source == cmbXform) {
        xformType = (XformType)cmbXform.getSelectedItem();
    } else if (source == cbAntialias) {
        antialiasHint = cbAntialias.isSelected() ?
            RenderingHints.VALUE_ANTIALIAS_ON :
            RenderingHints.VALUE_ANTIALIAS_OFF;
    } else if (source == cbRender) {
        renderHint = cbRender.isSelected() ?
            RenderingHints.VALUE_RENDER_QUALITY :
            RenderingHints.VALUE_RENDER_SPEED;
    }

    gradientPanel.updatePaint();
}
Example 8
Source File: MultiGradientTest.java    From openjdk-8 with GNU General Public License v2.0 6 votes vote down vote up 
public void actionPerformed(ActionEvent e) {
    Object source = e.getSource();

    if (source == cmbPaint) {
        paintType = (PaintType)cmbPaint.getSelectedItem();
    } else if (source == cmbCycle) {
        cycleMethod = (CycleMethod)cmbCycle.getSelectedItem();
    } else if (source == cmbSpace) {
        colorSpace = (ColorSpaceType)cmbSpace.getSelectedItem();
    } else if (source == cmbShape) {
        shapeType = (ShapeType)cmbShape.getSelectedItem();
    } else if (source == cmbXform) {
        xformType = (XformType)cmbXform.getSelectedItem();
    } else if (source == cbAntialias) {
        antialiasHint = cbAntialias.isSelected() ?
            RenderingHints.VALUE_ANTIALIAS_ON :
            RenderingHints.VALUE_ANTIALIAS_OFF;
    } else if (source == cbRender) {
        renderHint = cbRender.isSelected() ?
            RenderingHints.VALUE_RENDER_QUALITY :
            RenderingHints.VALUE_RENDER_SPEED;
    }

    gradientPanel.updatePaint();
}
Example 9
Source File: MultiGradientTest.java    From openjdk-jdk9 with GNU General Public License v2.0 6 votes vote down vote up 
public void actionPerformed(ActionEvent e) {
    Object source = e.getSource();

    if (source == cmbPaint) {
        paintType = (PaintType)cmbPaint.getSelectedItem();
    } else if (source == cmbCycle) {
        cycleMethod = (CycleMethod)cmbCycle.getSelectedItem();
    } else if (source == cmbSpace) {
        colorSpace = (ColorSpaceType)cmbSpace.getSelectedItem();
    } else if (source == cmbShape) {
        shapeType = (ShapeType)cmbShape.getSelectedItem();
    } else if (source == cmbXform) {
        xformType = (XformType)cmbXform.getSelectedItem();
    } else if (source == cbAntialias) {
        antialiasHint = cbAntialias.isSelected() ?
            RenderingHints.VALUE_ANTIALIAS_ON :
            RenderingHints.VALUE_ANTIALIAS_OFF;
    } else if (source == cbRender) {
        renderHint = cbRender.isSelected() ?
            RenderingHints.VALUE_RENDER_QUALITY :
            RenderingHints.VALUE_RENDER_SPEED;
    }

    gradientPanel.updatePaint();
}
Example 10
Source File: ColorTools.java    From commons-imaging with Apache License 2.0 6 votes vote down vote up 
public BufferedImage convertToColorSpace(final BufferedImage bi, final ColorSpace to) {
    final ColorSpace from = bi.getColorModel().getColorSpace();

    final RenderingHints hints = new RenderingHints(RenderingHints.KEY_RENDERING,
            RenderingHints.VALUE_RENDER_QUALITY);
    hints.put(RenderingHints.KEY_COLOR_RENDERING,
            RenderingHints.VALUE_COLOR_RENDER_QUALITY);
    hints.put(RenderingHints.KEY_DITHERING,
            RenderingHints.VALUE_DITHER_ENABLE);

    final ColorConvertOp op = new ColorConvertOp(from, to, hints);

    BufferedImage result = op.filter(bi, null);

    result = relabelColorSpace(result, to);

    return result;
}
Example 11
Source File: ColorTools.java    From commons-imaging with Apache License 2.0 6 votes vote down vote up 
public BufferedImage convertBetweenColorSpaces(BufferedImage bi,
        final ColorSpace from, final ColorSpace to) {
    final RenderingHints hints = new RenderingHints(RenderingHints.KEY_RENDERING,
            RenderingHints.VALUE_RENDER_QUALITY);
    hints.put(RenderingHints.KEY_COLOR_RENDERING,
            RenderingHints.VALUE_COLOR_RENDER_QUALITY);
    hints.put(RenderingHints.KEY_DITHERING,
            RenderingHints.VALUE_DITHER_ENABLE);

    final ColorConvertOp op = new ColorConvertOp(from, to, hints);

    bi = relabelColorSpace(bi, from);

    BufferedImage result = op.filter(bi, null);

    result = relabelColorSpace(result, to);

    return result;
}
Example 12
Source File: MultiGradientTest.java    From hottub with GNU General Public License v2.0 6 votes vote down vote up 
public void actionPerformed(ActionEvent e) {
    Object source = e.getSource();

    if (source == cmbPaint) {
        paintType = (PaintType)cmbPaint.getSelectedItem();
    } else if (source == cmbCycle) {
        cycleMethod = (CycleMethod)cmbCycle.getSelectedItem();
    } else if (source == cmbSpace) {
        colorSpace = (ColorSpaceType)cmbSpace.getSelectedItem();
    } else if (source == cmbShape) {
        shapeType = (ShapeType)cmbShape.getSelectedItem();
    } else if (source == cmbXform) {
        xformType = (XformType)cmbXform.getSelectedItem();
    } else if (source == cbAntialias) {
        antialiasHint = cbAntialias.isSelected() ?
            RenderingHints.VALUE_ANTIALIAS_ON :
            RenderingHints.VALUE_ANTIALIAS_OFF;
    } else if (source == cbRender) {
        renderHint = cbRender.isSelected() ?
            RenderingHints.VALUE_RENDER_QUALITY :
            RenderingHints.VALUE_RENDER_SPEED;
    }

    gradientPanel.updatePaint();
}
Example 13
Source File: ApplicationPDFPanel.java    From wandora with GNU General Public License v3.0 5 votes vote down vote up 
@Override
protected void paintComponent(Graphics g) {
    int w = getWidth();
    int h = getHeight();
    
    if(g instanceof Graphics2D) {
        RenderingHints qualityHints = new RenderingHints(
            RenderingHints.KEY_RENDERING,
            RenderingHints.VALUE_RENDER_QUALITY);
        RenderingHints antialiasHints = new RenderingHints(
            RenderingHints.KEY_ANTIALIASING,
            RenderingHints.VALUE_ANTIALIAS_ON);

        ((Graphics2D) g).addRenderingHints(qualityHints);
        ((Graphics2D) g).addRenderingHints(antialiasHints);
    }
    
    if(currentBufferedImage == null) {
        g.setColor(getBackground());
        g.fillRect(0, 0, w, h);
        g.setColor(Color.black);
        g.drawString("No page selected",
                     getWidth() / 2 - 30,
                     getHeight() / 2);
    }
    else {
        g.setColor(getBackground());
        g.fillRect(0, 0, w, h);
        g.drawImage(currentBufferedImage,
                    0,
                    0, 
                    currentBufferedImage.getWidth(), 
                    currentBufferedImage.getHeight(),
                    null);
    }
}
Example 14
Source File: ColorTools.java    From commons-imaging with Apache License 2.0 5 votes vote down vote up 
public BufferedImage convertBetweenColorSpacesX2(BufferedImage bi,
        final ColorSpace from, final ColorSpace to) {
    final RenderingHints hints = new RenderingHints(RenderingHints.KEY_RENDERING,
            RenderingHints.VALUE_RENDER_QUALITY);
    hints.put(RenderingHints.KEY_COLOR_RENDERING,
            RenderingHints.VALUE_COLOR_RENDER_QUALITY);
    hints.put(RenderingHints.KEY_DITHERING,
            RenderingHints.VALUE_DITHER_ENABLE);

    // bi = relabelColorSpace(bi, cs);
    // dumpColorSpace("\tcs_sRGB", cs_sRGB);
    // dumpColorSpace("\tColorModel.getRGBdefaultc",
    // ColorModel.getRGBdefault().getColorSpace());

    bi = relabelColorSpace(bi, from);
    final ColorConvertOp op = new ColorConvertOp(from, to, hints);
    bi = op.filter(bi, null);

    bi = relabelColorSpace(bi, from);

    bi = op.filter(bi, null);

    bi = relabelColorSpace(bi, to);

    return bi;

}
Example 15
Source File: Sparkle.java    From scava with Eclipse Public License 2.0 5 votes vote down vote up 
public BufferedImage renderAsBufferedImage(SparkDimension xdim, SparkDimension ydim) {
	BufferedImage im = new BufferedImage(imgWidth, imgHeight, BufferedImage.TYPE_INT_RGB);
	
	Graphics2D g = (Graphics2D) im.getGraphics();
	
	RenderingHints rh = new RenderingHints(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
	rh.put(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    g.setRenderingHints(rh);
	
    g.setColor(Color.white);
    g.fillRect(0, 0, imgWidth, imgHeight);

    Color c = new Color(0, 115, 180);
    g.setColor(c);
    BasicStroke stroke = new BasicStroke(2);
    g.setStroke(stroke);
    
    // Draw lines
    int prevX = xdim.get(0);
    int prevY = imgHeight - ydim.get(0);
    
    for (int i = 1; i< xdim.size(); i++) {
    	int x = xdim.get(i);
    	int y = imgHeight - ydim.get(i);
    	
    	g.drawLine(prevX, prevY, x, y);
    	prevX = x;
    	prevY = y;
    }
    
    // Draw high and low
    Color orange = new Color(255, 148, 0);
    g.setColor(orange);
    
    g.fillOval(xdim.get(ydim.indexOf(ydim.getMinValue()))-5, imgHeight - ydim.scale(ydim.getMinValue())-5, 10, 10);
    g.fillOval(xdim.get(ydim.indexOf(ydim.getMaxValue()))-5, imgHeight - ydim.scale(ydim.getMaxValue())-5, 10, 10);
    g.dispose();
	
    return im;
}
Example 16
Source File: AffineTransformOp.java    From openjdk-jdk9 with GNU General Public License v2.0 5 votes vote down vote up 
/**
 * Constructs an {@code AffineTransformOp} given an affine transform.
 * The interpolation type is determined from the
 * {@code RenderingHints} object.  If the interpolation hint is
 * defined, it will be used. Otherwise, if the rendering quality hint is
 * defined, the interpolation type is determined from its value.  If no
 * hints are specified ({@code hints} is null),
 * the interpolation type is {@link #TYPE_NEAREST_NEIGHBOR
 * TYPE_NEAREST_NEIGHBOR}.
 *
 * @param xform The {@code AffineTransform} to use for the
 * operation.
 *
 * @param hints The {@code RenderingHints} object used to specify
 * the interpolation type for the operation.
 *
 * @throws ImagingOpException if the transform is non-invertible.
 * @see java.awt.RenderingHints#KEY_INTERPOLATION
 * @see java.awt.RenderingHints#KEY_RENDERING
 */
public AffineTransformOp(AffineTransform xform, RenderingHints hints){
    validateTransform(xform);
    this.xform = (AffineTransform) xform.clone();
    this.hints = hints;

    if (hints != null) {
        Object value = hints.get(RenderingHints.KEY_INTERPOLATION);
        if (value == null) {
            value = hints.get(RenderingHints.KEY_RENDERING);
            if (value == RenderingHints.VALUE_RENDER_SPEED) {
                interpolationType = TYPE_NEAREST_NEIGHBOR;
            }
            else if (value == RenderingHints.VALUE_RENDER_QUALITY) {
                interpolationType = TYPE_BILINEAR;
            }
        }
        else if (value == RenderingHints.VALUE_INTERPOLATION_NEAREST_NEIGHBOR) {
            interpolationType = TYPE_NEAREST_NEIGHBOR;
        }
        else if (value == RenderingHints.VALUE_INTERPOLATION_BILINEAR) {
            interpolationType = TYPE_BILINEAR;
        }
        else if (value == RenderingHints.VALUE_INTERPOLATION_BICUBIC) {
            interpolationType = TYPE_BICUBIC;
        }
    }
    else {
        interpolationType = TYPE_NEAREST_NEIGHBOR;
    }
}
Example 17
Source File: AffineTransformOp.java    From Bytecoder with Apache License 2.0 5 votes vote down vote up 
/**
 * Constructs an {@code AffineTransformOp} given an affine transform.
 * The interpolation type is determined from the
 * {@code RenderingHints} object.  If the interpolation hint is
 * defined, it will be used. Otherwise, if the rendering quality hint is
 * defined, the interpolation type is determined from its value.  If no
 * hints are specified ({@code hints} is null),
 * the interpolation type is {@link #TYPE_NEAREST_NEIGHBOR
 * TYPE_NEAREST_NEIGHBOR}.
 *
 * @param xform The {@code AffineTransform} to use for the
 * operation.
 *
 * @param hints The {@code RenderingHints} object used to specify
 * the interpolation type for the operation.
 *
 * @throws ImagingOpException if the transform is non-invertible.
 * @see java.awt.RenderingHints#KEY_INTERPOLATION
 * @see java.awt.RenderingHints#KEY_RENDERING
 */
public AffineTransformOp(AffineTransform xform, RenderingHints hints){
    validateTransform(xform);
    this.xform = (AffineTransform) xform.clone();
    this.hints = hints;

    if (hints != null) {
        Object value = hints.get(RenderingHints.KEY_INTERPOLATION);
        if (value == null) {
            value = hints.get(RenderingHints.KEY_RENDERING);
            if (value == RenderingHints.VALUE_RENDER_SPEED) {
                interpolationType = TYPE_NEAREST_NEIGHBOR;
            }
            else if (value == RenderingHints.VALUE_RENDER_QUALITY) {
                interpolationType = TYPE_BILINEAR;
            }
        }
        else if (value == RenderingHints.VALUE_INTERPOLATION_NEAREST_NEIGHBOR) {
            interpolationType = TYPE_NEAREST_NEIGHBOR;
        }
        else if (value == RenderingHints.VALUE_INTERPOLATION_BILINEAR) {
            interpolationType = TYPE_BILINEAR;
        }
        else if (value == RenderingHints.VALUE_INTERPOLATION_BICUBIC) {
            interpolationType = TYPE_BICUBIC;
        }
    }
    else {
        interpolationType = TYPE_NEAREST_NEIGHBOR;
    }
}
Example 18
Source File: InfiniteProgressPanel.java    From qmcflactomp3 with GNU General Public License v3.0 5 votes vote down vote up 
public InfiniteProgressPanel(String text, int barsCount, float shield, float fps, int rampDelay) {
    this.text = text;
    this.rampDelay = rampDelay >= 0 ? rampDelay : 0;
    this.shield = shield >= 0.0f ? shield : 0.0f;
    this.fps = fps > 0.0f ? fps : 15.0f;
    this.barsCount = barsCount > 0 ? barsCount : 14;

    this.hints = new RenderingHints(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
    this.hints.put(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    this.hints.put(RenderingHints.KEY_FRACTIONALMETRICS, RenderingHints.VALUE_FRACTIONALMETRICS_ON);
}
Example 19
Source File: AnimatedPanel.java    From qmcflactomp3 with GNU General Public License v3.0 5 votes vote down vote up 
/**
 * Modifie la luminosit茅 de l'image.
 *
 * @param multiple Le taux de luminosit茅
 */
private void setBrightness(float multiple) {
    float[] brightKernel = { multiple };
    RenderingHints hints = new RenderingHints(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
    BufferedImageOp bright = new ConvolveOp(new Kernel(1, 1, brightKernel), ConvolveOp.EDGE_NO_OP, hints);
    bright.filter(originalImage, convolvedImage);
    repaint();
}
Example 20
Source File: InfiniteProgressPanel.java    From ghidra with Apache License 2.0 5 votes vote down vote up 
public InfiniteProgressPanel( String text, int barsCount, float shield, int fps, int rampDelay ) {
    setText( text );
    this.fadeDelay = rampDelay >= 0 ? rampDelay : 0;
    this.shield = shield >= 0.0f ? shield : 0.0f;
    this.fps = fps > 0 ? fps : 15;
    this.barsCount = barsCount > 0 ? barsCount : 14;
    
    this.hints = new RenderingHints( RenderingHints.KEY_RENDERING,
        RenderingHints.VALUE_RENDER_QUALITY );
    this.hints.put( RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON );
    this.hints.put( RenderingHints.KEY_FRACTIONALMETRICS,
        RenderingHints.VALUE_FRACTIONALMETRICS_ON );        
}