List of usage examples for org.jfree.chart.plot.dial DialPlot getValue
public double getValue(int datasetIndex)
From source file:com.bdb.weather.display.current.WindDirPointer.java
/** * Draws the pointer.//w ww . j av a 2 s .c o m * * @param g2 The graphics target. * @param plot The plot. * @param frame The dial's reference frame. * @param view The dial's view. */ @Override public void draw(Graphics2D g2, DialPlot plot, Rectangle2D frame, Rectangle2D view) { g2.setPaint(Color.blue); g2.setStroke(new BasicStroke(1.0f)); DialScale scale = plot.getScaleForDataset(getDatasetIndex()); double value = plot.getValue(getDatasetIndex()); double angle = scale.valueToAngle(value % 360.0); Rectangle2D outerRect = DialPlot.rectangleByRadius(frame, outerRadius, outerRadius); Rectangle2D innerRect = DialPlot.rectangleByRadius(frame, outerRadius - innerOffset, outerRadius - innerOffset); g2.setPaint(getOutlinePaint()); Arc2D arc1 = new Arc2D.Double(outerRect, angle - (ARC_LENGTH / 2), ARC_LENGTH, Arc2D.OPEN); g2.draw(arc1); Arc2D arc2 = new Arc2D.Double(innerRect, angle, 0.0, Arc2D.OPEN); GeneralPath gp = new GeneralPath(); gp.moveTo(arc1.getStartPoint().getX(), arc1.getStartPoint().getY()); gp.lineTo(arc2.getStartPoint().getX(), arc2.getStartPoint().getY()); gp.lineTo(arc1.getEndPoint().getX(), arc1.getEndPoint().getY()); g2.draw(gp); if (fill) { g2.setPaint(getFillPaint()); g2.fill(gp); } }
From source file:net.sf.fspdfs.chartthemes.spring.ScaledDialPointer.java
/** * Draws the pointer./*from w w w . ja v a2 s . c o m*/ * * @param g2 the graphics target. * @param plot the plot. * @param frame the dial's reference frame. * @param view the dial's view. */ public void draw(Graphics2D g2, DialPlot plot, Rectangle2D frame, Rectangle2D view) { g2.setStroke(new BasicStroke(1.0f)); Rectangle2D lengthRect = DialPlot.rectangleByRadius(frame, this.getRadius(), this.getRadius()); Rectangle2D widthRect = DialPlot.rectangleByRadius(frame, this.getWidthRadius(), this.getWidthRadius()); double value = ChartThemesUtilities.getScaledValue(plot.getValue(this.getDatasetIndex()), scale); DialScale scale = plot.getScaleForDataset(this.getDatasetIndex()); double angle = scale.valueToAngle(value); Arc2D arc1 = new Arc2D.Double(lengthRect, angle, 0, Arc2D.OPEN); Point2D pt1 = arc1.getEndPoint(); Arc2D arc2 = new Arc2D.Double(widthRect, angle - 90.0, 180.0, Arc2D.OPEN); Point2D pt2 = arc2.getStartPoint(); Point2D pt3 = arc2.getEndPoint(); Arc2D arc3 = new Arc2D.Double(widthRect, angle - 180.0, 0.0, Arc2D.OPEN); Point2D pt4 = arc3.getStartPoint(); GeneralPath gp = new GeneralPath(); gp.moveTo((float) pt1.getX(), (float) pt1.getY()); gp.lineTo((float) pt2.getX(), (float) pt2.getY()); gp.lineTo((float) pt4.getX(), (float) pt4.getY()); gp.lineTo((float) pt3.getX(), (float) pt3.getY()); gp.closePath(); g2.setPaint(this.fillPaint); g2.fill(gp); g2.setPaint(this.getOutlinePaint()); Line2D line = new Line2D.Double(frame.getCenterX(), frame.getCenterY(), pt1.getX(), pt1.getY()); // g2.draw(line); line.setLine(pt2, pt3); g2.draw(line); line.setLine(pt3, pt1); g2.draw(line); line.setLine(pt2, pt1); g2.draw(line); line.setLine(pt2, pt4); g2.draw(line); line.setLine(pt3, pt4); g2.draw(line); }
From source file:net.sf.jasperreports.chartthemes.spring.ScaledDialPointer.java
/** * Draws the pointer./*from w w w. j a v a 2 s .co m*/ * * @param g2 the graphics target. * @param plot the plot. * @param frame the dial's reference frame. * @param view the dial's view. */ @Override public void draw(Graphics2D g2, DialPlot plot, Rectangle2D frame, Rectangle2D view) { g2.setStroke(new BasicStroke(1.0f)); Rectangle2D lengthRect = DialPlot.rectangleByRadius(frame, this.getRadius(), this.getRadius()); Rectangle2D widthRect = DialPlot.rectangleByRadius(frame, this.getWidthRadius(), this.getWidthRadius()); double value = ChartThemesUtilities.getScaledValue(plot.getValue(this.getDatasetIndex()), scale); DialScale scale = plot.getScaleForDataset(this.getDatasetIndex()); double angle = scale.valueToAngle(value); Arc2D arc1 = new Arc2D.Double(lengthRect, angle, 0, Arc2D.OPEN); Point2D pt1 = arc1.getEndPoint(); Arc2D arc2 = new Arc2D.Double(widthRect, angle - 90.0, 180.0, Arc2D.OPEN); Point2D pt2 = arc2.getStartPoint(); Point2D pt3 = arc2.getEndPoint(); Arc2D arc3 = new Arc2D.Double(widthRect, angle - 180.0, 0.0, Arc2D.OPEN); Point2D pt4 = arc3.getStartPoint(); GeneralPath gp = new GeneralPath(); gp.moveTo((float) pt1.getX(), (float) pt1.getY()); gp.lineTo((float) pt2.getX(), (float) pt2.getY()); gp.lineTo((float) pt4.getX(), (float) pt4.getY()); gp.lineTo((float) pt3.getX(), (float) pt3.getY()); gp.closePath(); g2.setPaint(this.fillPaint); g2.fill(gp); g2.setPaint(this.getOutlinePaint()); Line2D line = new Line2D.Double(frame.getCenterX(), frame.getCenterY(), pt1.getX(), pt1.getY()); // g2.draw(line); line.setLine(pt2, pt3); g2.draw(line); line.setLine(pt3, pt1); g2.draw(line); line.setLine(pt2, pt1); g2.draw(line); line.setLine(pt2, pt4); g2.draw(line); line.setLine(pt3, pt4); g2.draw(line); }
From source file:net.sf.fspdfs.chartthemes.spring.ScaledDialValueIndicator.java
/** * Draws the background to the specified graphics device. If the dial * frame specifies a window, the clipping region will already have been * set to this window before this method is called. * * @param g2 the graphics device (<code>null</code> not permitted). * @param plot the plot (ignored here). * @param frame the dial frame (ignored here). * @param view the view rectangle (<code>null</code> not permitted). *//*from w w w .j av a 2 s . c o m*/ public void draw(Graphics2D g2, DialPlot plot, Rectangle2D frame, Rectangle2D view) { // work out the anchor point Rectangle2D f = DialPlot.rectangleByRadius(frame, getRadius(), this.getRadius()); Arc2D arc = new Arc2D.Double(f, this.getAngle(), 0.0, Arc2D.OPEN); Point2D pt = arc.getStartPoint(); // calculate the bounds of the template value FontMetrics fm = g2.getFontMetrics(this.getFont()); String s = this.getNumberFormat().format(this.getTemplateValue()); Rectangle2D tb = TextUtilities.getTextBounds(s, g2, fm); // align this rectangle to the frameAnchor Rectangle2D bounds = RectangleAnchor.createRectangle(new Size2D(tb.getWidth(), tb.getHeight()), pt.getX(), pt.getY(), this.getFrameAnchor()); // add the insets Rectangle2D fb = this.getInsets().createOutsetRectangle(bounds); // draw the background g2.setPaint(this.getBackgroundPaint()); g2.fill(fb); // draw the border g2.setStroke(this.getOutlineStroke()); g2.setPaint(this.getOutlinePaint()); g2.draw(fb); // now find the text anchor point String valueStr = this.getNumberFormat() .format(ChartThemesUtilities.getScaledValue(plot.getValue(this.getDatasetIndex()), scale)); Point2D pt2 = RectangleAnchor.coordinates(bounds, this.getValueAnchor()); g2.setPaint(this.getPaint()); g2.setFont(this.getFont()); TextUtilities.drawAlignedString(valueStr, g2, (float) pt2.getX(), (float) pt2.getY(), this.getTextAnchor()); }
From source file:net.sf.jasperreports.chartthemes.spring.ScaledDialValueIndicator.java
/** * Draws the background to the specified graphics device. If the dial * frame specifies a window, the clipping region will already have been * set to this window before this method is called. * * @param g2 the graphics device (<code>null</code> not permitted). * @param plot the plot (ignored here). * @param frame the dial frame (ignored here). * @param view the view rectangle (<code>null</code> not permitted). *///from ww w . ja v a 2 s. c om @Override public void draw(Graphics2D g2, DialPlot plot, Rectangle2D frame, Rectangle2D view) { // work out the anchor point Rectangle2D f = DialPlot.rectangleByRadius(frame, getRadius(), this.getRadius()); Arc2D arc = new Arc2D.Double(f, this.getAngle(), 0.0, Arc2D.OPEN); Point2D pt = arc.getStartPoint(); // calculate the bounds of the template value FontMetrics fm = g2.getFontMetrics(this.getFont()); String s = this.getNumberFormat().format(this.getTemplateValue()); Rectangle2D tb = TextUtilities.getTextBounds(s, g2, fm); // align this rectangle to the frameAnchor Rectangle2D bounds = RectangleAnchor.createRectangle(new Size2D(tb.getWidth(), tb.getHeight()), pt.getX(), pt.getY(), this.getFrameAnchor()); // add the insets Rectangle2D fb = this.getInsets().createOutsetRectangle(bounds); // draw the background g2.setPaint(this.getBackgroundPaint()); g2.fill(fb); // draw the border g2.setStroke(this.getOutlineStroke()); g2.setPaint(this.getOutlinePaint()); g2.draw(fb); // now find the text anchor point String valueStr = this.getNumberFormat() .format(ChartThemesUtilities.getScaledValue(plot.getValue(this.getDatasetIndex()), scale)); Point2D pt2 = RectangleAnchor.coordinates(bounds, this.getValueAnchor()); g2.setPaint(this.getPaint()); g2.setFont(this.getFont()); TextUtilities.drawAlignedString(valueStr, g2, (float) pt2.getX(), (float) pt2.getY(), this.getTextAnchor()); }