Java Code Examples for java.awt.Graphics2D#getComposite()

The following examples show how to use java.awt.Graphics2D#getComposite() . These examples are extracted from open source projects. 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 Project: seaglass   File: SeaGlassBrowser.java    License: Apache License 2.0 6 votes vote down vote up
static void printInsets(PrintWriter html, Insets insets) {
    html.println("<td>Insets (" + insets.top + "," + insets.left + "," + insets.bottom + "," + insets.right + ")</pre></td>");
    int w = 50 + insets.left + insets.right;
    int h = 20 + insets.top + insets.bottom;
    BufferedImage img = new BufferedImage(w, h, BufferedImage.TYPE_INT_ARGB);
    Graphics2D g2 = img.createGraphics();
    Composite old = g2.getComposite();
    g2.setComposite(AlphaComposite.Clear);
    g2.fillRect(0, 0, w, h);
    g2.setComposite(old);
    g2.setColor(Color.BLACK);
    g2.drawRect(insets.left, insets.top, 49, 19);
    g2.setColor(Color.RED);
    g2.drawRect(0, 0, w - 1, h - 1);
    g2.dispose();
    html.println("<td>" + saveImage(img) + "</td>");
}
 
Example 2
@Override
public void paint( Graphics2D g, Rectangle srcRect, double magnification, boolean active, int channels, Layer active_layer, List<Layer> layers)
{
	final AffineTransform at = g.getTransform();
	final AffineTransform atp = new AffineTransform();
	
	atp.translate( -pad, -pad );
	g.setTransform( atp );
	Composite original_composite = null;
	if (Displayable.COMPOSITE_NORMAL != compositeMode) {
		original_composite = g.getComposite();
		g.setComposite(Displayable.getComposite(compositeMode, 1.0f));
	}
	g.drawImage( transformedImage, 0, 0, null );
	if (null != original_composite) {
		g.setComposite(original_composite);
	}
	g.setTransform( at );
}
 
Example 3
@Override
public void paint(Graphics g, JComponent c) {
	int w = c.getWidth();
	int h = c.getHeight();
	super.paint(g, c); // Paint the view.
	if (!mIsRunning) {
		return;
	}
	Graphics2D g2 = (Graphics2D) g.create();
	float fade = (float) mFadeCount / (float) mFadeLimit;
	Composite urComposite = g2.getComposite(); // Gray it out.
	g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, .5f * fade));
	g2.fillRect(0, 0, w, h);
	g2.setComposite(urComposite);
	int s = Math.min(w, h) / 5;// Paint the wait indicator.
	int cx = w / 2;
	int cy = h / 2;
	g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
	g2.setStroke(new BasicStroke(s / 4, BasicStroke.CAP_ROUND, BasicStroke.JOIN_ROUND));
	g2.setPaint(Color.white);
	g2.rotate(Math.PI * mAngle / 180, cx, cy);
	for (int i = 0; i < 12; i++) {
		float scale = (11.0f - (float) i) / 11.0f;
		g2.drawLine(cx + s, cy, cx + s * 2, cy);
		g2.rotate(-Math.PI / 6, cx, cy);
		g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, scale * fade));
	}
	g2.dispose();
}
 
Example 4
Source Project: brModelo   File: LivreBase.java    License: GNU General Public License v3.0 5 votes vote down vote up
@Override
protected void PinteRegiao(Graphics2D g) {
    Composite originalComposite = g.getComposite();
    g.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, alfa));
    g.setPaint(this.getForeColor());

    if (isGradiente()) {
        int dist = 0;
        int w = getWidth() - dist;
        int h = getHeight() - dist;
        int L = getLeft();
        int T = getTop();
        boolean dv = getGDirecao() == VERTICAL;

        GradientPaint GP = new GradientPaint(L, T, getGradienteStartColor(), dv ? L : L + w, dv ? T + h : T, getGradienteEndColor(), true);
        g.setPaint(GP);
    }

    if (getTipoDesenho() != TipoDraw.tpTexto) {
        Stroke bkp = g.getStroke();
        if (isDashed()) {
            g.setStroke(new BasicStroke(1, BasicStroke.CAP_BUTT, BasicStroke.JOIN_BEVEL, 0, new float[]{1, 2}, 0));
        }
        if (isGradiente()) {
            g.fill(getRegiao());
        }
        g.draw(getRegiao()); //Pinta as eventuais linhas internas do dezenho. Ex. LivreVariosDocumemtos 

        g.setStroke(bkp);
    }
    g.setComposite(originalComposite);
}
 
Example 5
Source Project: SIMVA-SoS   File: ClipPath.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Draws the clip path.
 *
 * @param g2  current graphics2D.
 * @param dataArea  the dataArea that the plot is being draw in.
 * @param horizontalAxis  the horizontal axis.
 * @param verticalAxis  the vertical axis.
 *
 * @return The GeneralPath defining the outline
 */
public GeneralPath draw(Graphics2D g2,
                        Rectangle2D dataArea,
                        ValueAxis horizontalAxis, ValueAxis verticalAxis) {

    GeneralPath generalPath = generateClipPath(
        dataArea, horizontalAxis, verticalAxis
    );
    if (this.fillPath || this.drawPath) {
        Composite saveComposite = g2.getComposite();
        Paint savePaint = g2.getPaint();
        Stroke saveStroke = g2.getStroke();

        if (this.fillPaint != null) {
            g2.setPaint(this.fillPaint);
        }
        if (this.composite != null) {
            g2.setComposite(this.composite);
        }
        if (this.fillPath) {
            g2.fill(generalPath);
        }

        if (this.drawStroke != null) {
            g2.setStroke(this.drawStroke);
        }
        if (this.drawPath) {
            g2.draw(generalPath);
        }
        g2.setPaint(savePaint);
        g2.setComposite(saveComposite);
        g2.setStroke(saveStroke);
    }
    return generalPath;

}
 
Example 6
/**
 * Draws the label for one axis.
 *
 * @param g2  the graphics device.
 * @param plotArea  the plot area
 * @param value  the value of the label (ignored).
 * @param cat  the category (zero-based index).
 * @param startAngle  the starting angle.
 * @param extent  the extent of the arc.
 */
protected void drawLabel(Graphics2D g2, Rectangle2D plotArea, double value,
                         int cat, double startAngle, double extent) {
    FontRenderContext frc = g2.getFontRenderContext();

    String label;
    if (this.dataExtractOrder == TableOrder.BY_ROW) {
        // if series are in rows, then the categories are the column keys
        label = this.labelGenerator.generateColumnLabel(this.dataset, cat);
    }
    else {
        // if series are in columns, then the categories are the row keys
        label = this.labelGenerator.generateRowLabel(this.dataset, cat);
    }

    Rectangle2D labelBounds = getLabelFont().getStringBounds(label, frc);
    LineMetrics lm = getLabelFont().getLineMetrics(label, frc);
    double ascent = lm.getAscent();

    Point2D labelLocation = calculateLabelLocation(labelBounds, ascent,
            plotArea, startAngle);

    Composite saveComposite = g2.getComposite();

    g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER,
            1.0f));
    g2.setPaint(getLabelPaint());
    g2.setFont(getLabelFont());
    g2.drawString(label, (float) labelLocation.getX(),
            (float) labelLocation.getY());
    g2.setComposite(saveComposite);
}
 
Example 7
@Override
public void paintComponent(Graphics g) {
    Graphics2D g2d = (Graphics2D) g;
    Composite oldComposite = g2d.getComposite();
    Color oldColor = g2d.getColor();
    g2d.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.1f));
    g2d.setColor(Color.BLACK);
    g2d.fillRect(0, 0, getWidth(), getHeight());
    g2d.setComposite(oldComposite);
    g2d.setColor(oldColor);

    super.paintComponent(g);
}
 
Example 8
/**
 * Draws the label for one axis.
 *
 * @param g2  the graphics device.
 * @param plotArea  the plot area
 * @param value  the value of the label (ignored).
 * @param cat  the category (zero-based index).
 * @param startAngle  the starting angle.
 * @param extent  the extent of the arc.
 */
protected void drawLabel(Graphics2D g2, Rectangle2D plotArea, double value,
                         int cat, double startAngle, double extent) {
    FontRenderContext frc = g2.getFontRenderContext();

    String label;
    if (this.dataExtractOrder == TableOrder.BY_ROW) {
        // if series are in rows, then the categories are the column keys
        label = this.labelGenerator.generateColumnLabel(this.dataset, cat);
    }
    else {
        // if series are in columns, then the categories are the row keys
        label = this.labelGenerator.generateRowLabel(this.dataset, cat);
    }

    Rectangle2D labelBounds = getLabelFont().getStringBounds(label, frc);
    LineMetrics lm = getLabelFont().getLineMetrics(label, frc);
    double ascent = lm.getAscent();

    Point2D labelLocation = calculateLabelLocation(labelBounds, ascent,
            plotArea, startAngle);

    Composite saveComposite = g2.getComposite();

    g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER,
            1.0f));
    g2.setPaint(getLabelPaint());
    g2.setFont(getLabelFont());
    g2.drawString(label, (float) labelLocation.getX(),
            (float) labelLocation.getY());
    g2.setComposite(saveComposite);
}
 
Example 9
Source Project: brModelo   File: FormaArea.java    License: GNU General Public License v3.0 5 votes vote down vote up
protected void PaintGradiente(Graphics2D g) { //, boolean round) {
        Paint bkp = g.getPaint();
        int dist = distSelecao;

        int W = getWidth() - dist;
        int H = 2 * alturaTexto - 1 - dist;
        boolean dv = getGDirecao() == VERTICAL;

        Composite originalComposite = g.getComposite();
        int type = AlphaComposite.SRC_OVER;

        g.setComposite(AlphaComposite.getInstance(type, alfa));

        Stroke bkps = g.getStroke();
        if (isDashed()) {
            g.setStroke(new BasicStroke(1, BasicStroke.CAP_BUTT, BasicStroke.JOIN_BEVEL, 0, new float[]{1, 2}, 0));
        }

//        GradientPaint GP = new GradientPaint(getLeft(), getTop(), Color.LIGHT_GRAY, dv ? getLeft() : getLeft() + W, dv ? getTop() + H : getTop(), Color.white, true);
//        g.setPaint(GP);
        int w = getWidth() - dist;
        int h = getHeight() - dist;
        int L = getLeft();
        int T = getTop();

        GradientPaint GP = new GradientPaint(L, T, getGradienteStartColor(), dv ? L : L + w, dv ? T + h : T, getGradienteEndColor(), true);
        g.setPaint(GP);

        g.fillRect(getLeft() + 1, getTop() + 1, W, H);
        g.setComposite(originalComposite);
        g.setPaint(bkp);
        g.setStroke(bkps);
    }
 
Example 10
Source Project: coming   File: jKali_0031_s.java    License: MIT License 4 votes vote down vote up
/**
 * Draws a marker for the domain axis.
 *
 * @param g2  the graphics device (not <code>null</code>).
 * @param plot  the plot (not <code>null</code>).
 * @param axis  the range axis (not <code>null</code>).
 * @param marker  the marker to be drawn (not <code>null</code>).
 * @param dataArea  the area inside the axes (not <code>null</code>).
 *
 * @see #drawRangeMarker(Graphics2D, CategoryPlot, ValueAxis, Marker,
 *     Rectangle2D)
 */
public void drawDomainMarker(Graphics2D g2,
                             CategoryPlot plot,
                             CategoryAxis axis,
                             CategoryMarker marker,
                             Rectangle2D dataArea) {

    Comparable category = marker.getKey();
    CategoryDataset dataset = plot.getDataset(plot.getIndexOf(this));
    int columnIndex = dataset.getColumnIndex(category);
    if (columnIndex < 0) {
        return;
    }

    final Composite savedComposite = g2.getComposite();
    g2.setComposite(AlphaComposite.getInstance(
            AlphaComposite.SRC_OVER, marker.getAlpha()));

    PlotOrientation orientation = plot.getOrientation();
    Rectangle2D bounds = null;
    if (marker.getDrawAsLine()) {
        double v = axis.getCategoryMiddle(columnIndex,
                dataset.getColumnCount(), dataArea,
                plot.getDomainAxisEdge());
        Line2D line = null;
        if (orientation == PlotOrientation.HORIZONTAL) {
            line = new Line2D.Double(dataArea.getMinX(), v,
                    dataArea.getMaxX(), v);
        }
        else if (orientation == PlotOrientation.VERTICAL) {
            line = new Line2D.Double(v, dataArea.getMinY(), v,
                    dataArea.getMaxY());
        }
        g2.setPaint(marker.getPaint());
        g2.setStroke(marker.getStroke());
        g2.draw(line);
        bounds = line.getBounds2D();
    }
    else {
        double v0 = axis.getCategoryStart(columnIndex,
                dataset.getColumnCount(), dataArea,
                plot.getDomainAxisEdge());
        double v1 = axis.getCategoryEnd(columnIndex,
                dataset.getColumnCount(), dataArea,
                plot.getDomainAxisEdge());
        Rectangle2D area = null;
        if (orientation == PlotOrientation.HORIZONTAL) {
            area = new Rectangle2D.Double(dataArea.getMinX(), v0,
                    dataArea.getWidth(), (v1 - v0));
        }
        else if (orientation == PlotOrientation.VERTICAL) {
            area = new Rectangle2D.Double(v0, dataArea.getMinY(),
                    (v1 - v0), dataArea.getHeight());
        }
        g2.setPaint(marker.getPaint());
        g2.fill(area);
        bounds = area;
    }

    String label = marker.getLabel();
    RectangleAnchor anchor = marker.getLabelAnchor();
    if (label != null) {
        Font labelFont = marker.getLabelFont();
        g2.setFont(labelFont);
        g2.setPaint(marker.getLabelPaint());
        Point2D coordinates = calculateDomainMarkerTextAnchorPoint(
                g2, orientation, dataArea, bounds, marker.getLabelOffset(),
                marker.getLabelOffsetType(), anchor);
        TextUtilities.drawAlignedString(label, g2,
                (float) coordinates.getX(), (float) coordinates.getY(),
                marker.getLabelTextAnchor());
    }
    g2.setComposite(savedComposite);
}
 
Example 11
Source Project: SIMVA-SoS   File: PiePlot.java    License: Apache License 2.0 4 votes vote down vote up
/**
 * Draws the labels for the pie sections.
 *
 * @param g2  the graphics device.
 * @param keys  the keys.
 * @param totalValue  the total value.
 * @param plotArea  the plot area.
 * @param linkArea  the link area.
 * @param state  the state.
 */
protected void drawLabels(Graphics2D g2, List keys, double totalValue,
                          Rectangle2D plotArea, Rectangle2D linkArea,
                          PiePlotState state) {

    Composite originalComposite = g2.getComposite();
    g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER,
            1.0f));

    // classify the keys according to which side the label will appear...
    DefaultKeyedValues leftKeys = new DefaultKeyedValues();
    DefaultKeyedValues rightKeys = new DefaultKeyedValues();

    double runningTotal = 0.0;
    Iterator iterator = keys.iterator();
    while (iterator.hasNext()) {
        Comparable key = (Comparable) iterator.next();
        boolean include;
        double v = 0.0;
        Number n = this.dataset.getValue(key);
        if (n == null) {
            include = !this.ignoreNullValues;
        }
        else {
            v = n.doubleValue();
            include = this.ignoreZeroValues ? v > 0.0 : v >= 0.0;
        }

        if (include) {
            runningTotal = runningTotal + v;
            // work out the mid angle (0 - 90 and 270 - 360) = right,
            // otherwise left
            double mid = this.startAngle + (this.direction.getFactor()
                    * ((runningTotal - v / 2.0) * 360) / totalValue);
            if (Math.cos(Math.toRadians(mid)) < 0.0) {
                leftKeys.addValue(key, new Double(mid));
            }
            else {
                rightKeys.addValue(key, new Double(mid));
            }
        }
    }

    g2.setFont(getLabelFont());

    // calculate the max label width from the plot dimensions, because
    // a circular pie can leave a lot more room for labels...
    double marginX = plotArea.getX();
    double gap = plotArea.getWidth() * this.labelGap;
    double ww = linkArea.getX() - gap - marginX;
    float labelWidth = (float) this.labelPadding.trimWidth(ww);

    // draw the labels...
    if (this.labelGenerator != null) {
        drawLeftLabels(leftKeys, g2, plotArea, linkArea, labelWidth,
                state);
        drawRightLabels(rightKeys, g2, plotArea, linkArea, labelWidth,
                state);
    }
    g2.setComposite(originalComposite);

}
 
Example 12
Source Project: coming   File: jMutRepair_000_s.java    License: MIT License 4 votes vote down vote up
/**
 * Draws a marker for the domain axis.
 *
 * @param g2  the graphics device (not <code>null</code>).
 * @param plot  the plot (not <code>null</code>).
 * @param axis  the range axis (not <code>null</code>).
 * @param marker  the marker to be drawn (not <code>null</code>).
 * @param dataArea  the area inside the axes (not <code>null</code>).
 *
 * @see #drawRangeMarker(Graphics2D, CategoryPlot, ValueAxis, Marker,
 *     Rectangle2D)
 */
public void drawDomainMarker(Graphics2D g2,
                             CategoryPlot plot,
                             CategoryAxis axis,
                             CategoryMarker marker,
                             Rectangle2D dataArea) {

    Comparable category = marker.getKey();
    CategoryDataset dataset = plot.getDataset(plot.getIndexOf(this));
    int columnIndex = dataset.getColumnIndex(category);
    if (columnIndex < 0) {
        return;
    }

    final Composite savedComposite = g2.getComposite();
    g2.setComposite(AlphaComposite.getInstance(
            AlphaComposite.SRC_OVER, marker.getAlpha()));

    PlotOrientation orientation = plot.getOrientation();
    Rectangle2D bounds = null;
    if (marker.getDrawAsLine()) {
        double v = axis.getCategoryMiddle(columnIndex,
                dataset.getColumnCount(), dataArea,
                plot.getDomainAxisEdge());
        Line2D line = null;
        if (orientation == PlotOrientation.HORIZONTAL) {
            line = new Line2D.Double(dataArea.getMinX(), v,
                    dataArea.getMaxX(), v);
        }
        else if (orientation == PlotOrientation.VERTICAL) {
            line = new Line2D.Double(v, dataArea.getMinY(), v,
                    dataArea.getMaxY());
        }
        g2.setPaint(marker.getPaint());
        g2.setStroke(marker.getStroke());
        g2.draw(line);
        bounds = line.getBounds2D();
    }
    else {
        double v0 = axis.getCategoryStart(columnIndex,
                dataset.getColumnCount(), dataArea,
                plot.getDomainAxisEdge());
        double v1 = axis.getCategoryEnd(columnIndex,
                dataset.getColumnCount(), dataArea,
                plot.getDomainAxisEdge());
        Rectangle2D area = null;
        if (orientation == PlotOrientation.HORIZONTAL) {
            area = new Rectangle2D.Double(dataArea.getMinX(), v0,
                    dataArea.getWidth(), (v1 - v0));
        }
        else if (orientation == PlotOrientation.VERTICAL) {
            area = new Rectangle2D.Double(v0, dataArea.getMinY(),
                    (v1 - v0), dataArea.getHeight());
        }
        g2.setPaint(marker.getPaint());
        g2.fill(area);
        bounds = area;
    }

    String label = marker.getLabel();
    RectangleAnchor anchor = marker.getLabelAnchor();
    if (label != null) {
        Font labelFont = marker.getLabelFont();
        g2.setFont(labelFont);
        g2.setPaint(marker.getLabelPaint());
        Point2D coordinates = calculateDomainMarkerTextAnchorPoint(
                g2, orientation, dataArea, bounds, marker.getLabelOffset(),
                marker.getLabelOffsetType(), anchor);
        TextUtilities.drawAlignedString(label, g2,
                (float) coordinates.getX(), (float) coordinates.getY(),
                marker.getLabelTextAnchor());
    }
    g2.setComposite(savedComposite);
}
 
Example 13
@Override
public void draw(Graphics2D g2) {
	
	continueButton.visible(false);
	mainMenuButton.visible(false);
	winLabel.visible(false);
	if (showImage) {
		g2.setColor(Color.BLACK);
		g2.fillRect(0, 0, width, height);
		BufferedImage gameover = commons.background().gameover;
		Composite save0 = g2.getComposite();
		if (imageAlpha < 1) {
			g2.setComposite(AlphaComposite.SrcOver.derive(imageAlpha));
		}
	
		int bw = gameover.getWidth();
		int bh = gameover.getHeight();
		int dx = (width - bw) / 2;
		int dy = (height - bh) / 2;
		
		g2.drawImage(gameover, dx, dy, null);
		
		loadButton.visible(true);
		mainMenuButton.visible(true);
		continueButton.visible(win);
		winLabel.visible(win);
		
		winLabel.location(dx, dy + 40);
		winLabel.size(bw, 30);
		winLabel.horizontally(HorizontalAlignment.CENTER);
		winLabel.color(TextRenderer.YELLOW);
		
		int by = dy + bh - 50;

		placeButtons(dx, by, bw, 20, continueButton, loadButton, mainMenuButton);
		
		super.draw(g2);
		
		g2.setComposite(save0);
	}
}
 
Example 14
Source Project: coming   File: Arja_0062_t.java    License: MIT License 4 votes vote down vote up
/**
 * Draws a marker for the domain axis.
 *
 * @param g2  the graphics device (not <code>null</code>).
 * @param plot  the plot (not <code>null</code>).
 * @param axis  the range axis (not <code>null</code>).
 * @param marker  the marker to be drawn (not <code>null</code>).
 * @param dataArea  the area inside the axes (not <code>null</code>).
 *
 * @see #drawRangeMarker(Graphics2D, CategoryPlot, ValueAxis, Marker,
 *     Rectangle2D)
 */
public void drawDomainMarker(Graphics2D g2,
                             CategoryPlot plot,
                             CategoryAxis axis,
                             CategoryMarker marker,
                             Rectangle2D dataArea) {

    Comparable category = marker.getKey();
    CategoryDataset dataset = plot.getDataset(plot.getIndexOf(this));
    int columnIndex = dataset.getColumnIndex(category);
    if (columnIndex < 0) {
        return;
    }

    final Composite savedComposite = g2.getComposite();
    g2.setComposite(AlphaComposite.getInstance(
            AlphaComposite.SRC_OVER, marker.getAlpha()));

    PlotOrientation orientation = plot.getOrientation();
    Rectangle2D bounds = null;
    if (marker.getDrawAsLine()) {
        double v = axis.getCategoryMiddle(columnIndex,
                dataset.getColumnCount(), dataArea,
                plot.getDomainAxisEdge());
        Line2D line = null;
        if (orientation == PlotOrientation.HORIZONTAL) {
            line = new Line2D.Double(dataArea.getMinX(), v,
                    dataArea.getMaxX(), v);
        }
        else if (orientation == PlotOrientation.VERTICAL) {
            line = new Line2D.Double(v, dataArea.getMinY(), v,
                    dataArea.getMaxY());
        }
        g2.setPaint(marker.getPaint());
        g2.setStroke(marker.getStroke());
        g2.draw(line);
        bounds = line.getBounds2D();
    }
    else {
        double v0 = axis.getCategoryStart(columnIndex,
                dataset.getColumnCount(), dataArea,
                plot.getDomainAxisEdge());
        double v1 = axis.getCategoryEnd(columnIndex,
                dataset.getColumnCount(), dataArea,
                plot.getDomainAxisEdge());
        Rectangle2D area = null;
        if (orientation == PlotOrientation.HORIZONTAL) {
            area = new Rectangle2D.Double(dataArea.getMinX(), v0,
                    dataArea.getWidth(), (v1 - v0));
        }
        else if (orientation == PlotOrientation.VERTICAL) {
            area = new Rectangle2D.Double(v0, dataArea.getMinY(),
                    (v1 - v0), dataArea.getHeight());
        }
        g2.setPaint(marker.getPaint());
        g2.fill(area);
        bounds = area;
    }

    String label = marker.getLabel();
    RectangleAnchor anchor = marker.getLabelAnchor();
    if (label != null) {
        Font labelFont = marker.getLabelFont();
        g2.setFont(labelFont);
        g2.setPaint(marker.getLabelPaint());
        Point2D coordinates = calculateDomainMarkerTextAnchorPoint(
                g2, orientation, dataArea, bounds, marker.getLabelOffset(),
                marker.getLabelOffsetType(), anchor);
        TextUtilities.drawAlignedString(label, g2,
                (float) coordinates.getX(), (float) coordinates.getY(),
                marker.getLabelTextAnchor());
    }
    g2.setComposite(savedComposite);
}
 
Example 15
Source Project: coming   File: Cardumen_00139_t.java    License: MIT License 4 votes vote down vote up
/**
 * Draws a marker for the domain axis.
 *
 * @param g2  the graphics device (not <code>null</code>).
 * @param plot  the plot (not <code>null</code>).
 * @param axis  the range axis (not <code>null</code>).
 * @param marker  the marker to be drawn (not <code>null</code>).
 * @param dataArea  the area inside the axes (not <code>null</code>).
 *
 * @see #drawRangeMarker(Graphics2D, CategoryPlot, ValueAxis, Marker,
 *     Rectangle2D)
 */
public void drawDomainMarker(Graphics2D g2,
                             CategoryPlot plot,
                             CategoryAxis axis,
                             CategoryMarker marker,
                             Rectangle2D dataArea) {

    Comparable category = marker.getKey();
    CategoryDataset dataset = plot.getDataset(plot.getIndexOf(this));
    int columnIndex = dataset.getColumnIndex(category);
    if (columnIndex < 0) {
        return;
    }

    final Composite savedComposite = g2.getComposite();
    g2.setComposite(AlphaComposite.getInstance(
            AlphaComposite.SRC_OVER, marker.getAlpha()));

    PlotOrientation orientation = plot.getOrientation();
    Rectangle2D bounds = null;
    if (marker.getDrawAsLine()) {
        double v = axis.getCategoryMiddle(columnIndex,
                dataset.getColumnCount(), dataArea,
                plot.getDomainAxisEdge());
        Line2D line = null;
        if (orientation == PlotOrientation.HORIZONTAL) {
            line = new Line2D.Double(dataArea.getMinX(), v,
                    dataArea.getMaxX(), v);
        }
        else if (orientation == PlotOrientation.VERTICAL) {
            line = new Line2D.Double(v, dataArea.getMinY(), v,
                    dataArea.getMaxY());
        }
        g2.setPaint(marker.getPaint());
        g2.setStroke(marker.getStroke());
        g2.draw(line);
        bounds = line.getBounds2D();
    }
    else {
        double v0 = axis.getCategoryStart(columnIndex,
                dataset.getColumnCount(), dataArea,
                plot.getDomainAxisEdge());
        double v1 = axis.getCategoryEnd(columnIndex,
                dataset.getColumnCount(), dataArea,
                plot.getDomainAxisEdge());
        Rectangle2D area = null;
        if (orientation == PlotOrientation.HORIZONTAL) {
            area = new Rectangle2D.Double(dataArea.getMinX(), v0,
                    dataArea.getWidth(), (v1 - v0));
        }
        else if (orientation == PlotOrientation.VERTICAL) {
            area = new Rectangle2D.Double(v0, dataArea.getMinY(),
                    (v1 - v0), dataArea.getHeight());
        }
        g2.setPaint(marker.getPaint());
        g2.fill(area);
        bounds = area;
    }

    String label = marker.getLabel();
    RectangleAnchor anchor = marker.getLabelAnchor();
    if (label != null) {
        Font labelFont = marker.getLabelFont();
        g2.setFont(labelFont);
        g2.setPaint(marker.getLabelPaint());
        Point2D coordinates = calculateDomainMarkerTextAnchorPoint(
                g2, orientation, dataArea, bounds, marker.getLabelOffset(),
                marker.getLabelOffsetType(), anchor);
        TextUtilities.drawAlignedString(label, g2,
                (float) coordinates.getX(), (float) coordinates.getY(),
                marker.getLabelTextAnchor());
    }
    g2.setComposite(savedComposite);
}
 
Example 16
void paintNodeInArc(Graphics2D g, Node node) {
  double inMin    = node.getInMin();
  double inMax    = node.getInMax();
  double inSize   = inMax - inMin;

  int nTotal    = node.getInLinks().size();

  if(inSize < nTotal) {

    Composite oldComp = g.getComposite();

    Composite alpha = inArcActive ? alphaHalf : alphaSome;

    g.setComposite(alpha);

    double aStart = 180.0 * inMin / nTotal;
    double aSize  = Math.max(2, 180.0 * inSize / nTotal);

    int rx = 40;
    int ry = (int)(rx * .8);

    Util.setAntialias(g, true);

    // background arc
    g.setColor(arcInCol1);
    g.fillArc((int)(0 - rx),
              (int)(0 - ry),
              rx * 2, ry * 2,
              180, 180);

    // g.setComposite(alphaHalf);
    // size arc
    g.setColor(arcInCol2);
    g.fillArc((int)(0 - rx),
              (int)(0 - ry),
              rx * 2, ry * 2,
              180 + (int)aStart, (int)aSize);
    g.setComposite(oldComp);
    Util.setAntialias(g, false);
  }
}
 
Example 17
Source Project: ECG-Viewer   File: PiePlot.java    License: GNU General Public License v2.0 4 votes vote down vote up
/**
 * Draws the labels for the pie sections.
 *
 * @param g2  the graphics device.
 * @param keys  the keys.
 * @param totalValue  the total value.
 * @param plotArea  the plot area.
 * @param linkArea  the link area.
 * @param state  the state.
 */
protected void drawLabels(Graphics2D g2, List keys, double totalValue,
                          Rectangle2D plotArea, Rectangle2D linkArea,
                          PiePlotState state) {

    Composite originalComposite = g2.getComposite();
    g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER,
            1.0f));

    // classify the keys according to which side the label will appear...
    DefaultKeyedValues leftKeys = new DefaultKeyedValues();
    DefaultKeyedValues rightKeys = new DefaultKeyedValues();

    double runningTotal = 0.0;
    Iterator iterator = keys.iterator();
    while (iterator.hasNext()) {
        Comparable key = (Comparable) iterator.next();
        boolean include;
        double v = 0.0;
        Number n = this.dataset.getValue(key);
        if (n == null) {
            include = !this.ignoreNullValues;
        }
        else {
            v = n.doubleValue();
            include = this.ignoreZeroValues ? v > 0.0 : v >= 0.0;
        }

        if (include) {
            runningTotal = runningTotal + v;
            // work out the mid angle (0 - 90 and 270 - 360) = right,
            // otherwise left
            double mid = this.startAngle + (this.direction.getFactor()
                    * ((runningTotal - v / 2.0) * 360) / totalValue);
            if (Math.cos(Math.toRadians(mid)) < 0.0) {
                leftKeys.addValue(key, new Double(mid));
            }
            else {
                rightKeys.addValue(key, new Double(mid));
            }
        }
    }

    g2.setFont(getLabelFont());

    // calculate the max label width from the plot dimensions, because
    // a circular pie can leave a lot more room for labels...
    double marginX = plotArea.getX();
    double gap = plotArea.getWidth() * this.labelGap;
    double ww = linkArea.getX() - gap - marginX;
    float labelWidth = (float) this.labelPadding.trimWidth(ww);

    // draw the labels...
    if (this.labelGenerator != null) {
        drawLeftLabels(leftKeys, g2, plotArea, linkArea, labelWidth,
                state);
        drawRightLabels(rightKeys, g2, plotArea, linkArea, labelWidth,
                state);
    }
    g2.setComposite(originalComposite);

}
 
Example 18
Source Project: littleluck   File: LuckScrollBarUI.java    License: Apache License 2.0 4 votes vote down vote up
/**
 * <p>使用点九图绘制滑块。</p>
 *
 * <p>use nine patch image to draw the thumb.</p>
 */
protected void paintThumb(Graphics g, JComponent c, Rectangle thumbBounds)
{
    if (thumbBounds.isEmpty() || !scrollbar.isEnabled())
    {
        return;
    }

    int w = thumbBounds.width;
    int h = thumbBounds.height;

    g.translate(thumbBounds.x, thumbBounds.y);

    // 为了美观,这里和内容面板保持一个像素的间距。
    // For aesthetic reasons, this and the content panel maintain a pixel pitch.
    if(scrollbar.getOrientation() == JScrollBar.VERTICAL)
    {
        w = w - 1;
    }
    else if(scrollbar.getOrientation() == JScrollBar.HORIZONTAL)
    {
        h = h - 1;
    }
    
    // 增加hover效果
    Graphics2D g2d = (Graphics2D)g;
    
    AlphaComposite composite = (AlphaComposite) g2d.getComposite();
    
    if(!isThumbRollover())
    {
        AlphaComposite transulent = AlphaComposite.getInstance(AlphaComposite.SRC_ATOP, 0.7f);
        
        g2d.setComposite(transulent);
    }

    if (np != null)
    {
        np.drawNinePatch(g2d, 0, 0, w, h);
    }

    g.translate(-thumbBounds.x, -thumbBounds.y);
    
    g2d.setComposite(composite);
}
 
Example 19
static void paintMirror(Graphics2D g, Color c, String s, int x, int y, double k, boolean bMirror) {
  Composite oldComp = g.getComposite();
  AffineTransform oldTrans = g.getTransform();


  Util.setAntialias(g, true);
  g.translate(x, y);
  g.scale(k, k);

  g.setColor(c);
  g.drawString(s, 0, 0);

  if(bMirror) {
    g.setComposite(alphaSome);

    g.setTransform(oldTrans);
    g.translate(x, y);
    g.scale(k, -k*1.2);
    g.shear(-0.25, 0);

    g.setColor(c);
    g.drawString(s, 0, 0);
  }




  g.setTransform(oldTrans);
  g.setComposite(oldComp);
  Util.setAntialias(g, false);
}
 
Example 20
private void drawAvatarName(Graphics2D g2) {
        Composite composite = g2.getComposite();
        g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER,
                                                   textAlphaLevel));

        double bulletWidth = 150.0;
        double bulletHeight = 30.0;

        double x = (getWidth() - bulletWidth) / 2.0;
        double y = (getHeight() - 164) / 2.0 - bulletHeight * 1.4;

        drawAvatarBullet(g2, x, y, bulletWidth, bulletHeight);
        drawAvatarText(g2, y, bulletHeight);

        g2.setComposite(composite);
    }