There are 1 code examples for java.awt.geom.QuadCurve2D.

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Project Name: jFreeChart Package: org.jfree.chart.plot

Source Code: PiePlot.java (Click to view .java file)

Method Code:
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/** 
 * Draws a section label on the right side of the pie chart.
 * @param g2  the graphics device.
 * @param state  the state.
 * @param record  the label record.
 */
protected void drawRightLabel(Graphics2D g2,PiePlotState state,PieLabelRecord record){
  double anchorX=state.getLinkArea().getMaxX();
  double targetX=anchorX + record.getGap();
  double targetY=record.getAllocatedY();
  if (this.labelLinksVisible) {
    double theta=record.getAngle();
    double linkX=state.getPieCenterX() + Math.cos(theta) * state.getPieWRadius() * record.getLinkPercent();
    double linkY=state.getPieCenterY() - Math.sin(theta) * state.getPieHRadius() * record.getLinkPercent();
    double elbowX=state.getPieCenterX() + Math.cos(theta) * state.getLinkArea().getWidth() / 2.0;
    double elbowY=state.getPieCenterY() - Math.sin(theta) * state.getLinkArea().getHeight() / 2.0;
    double anchorY=elbowY;
    g2.setPaint(this.labelLinkPaint);
    g2.setStroke(this.labelLinkStroke);
    PieLabelLinkStyle style=getLabelLinkStyle();
    if (style.equals(PieLabelLinkStyle.STANDARD)) {
      g2.draw(new Line2D.Double(linkX,linkY,elbowX,elbowY));
      g2.draw(new Line2D.Double(anchorX,anchorY,elbowX,elbowY));
      g2.draw(new Line2D.Double(anchorX,anchorY,targetX,targetY));
    }
 else     if (style.equals(PieLabelLinkStyle.QUAD_CURVE)) {
      QuadCurve2D q=new QuadCurve2D.Float();
      q.setCurve(targetX,targetY,anchorX,anchorY,elbowX,elbowY);
      g2.draw(q);
      g2.draw(new Line2D.Double(elbowX,elbowY,linkX,linkY));
    }
 else     if (style.equals(PieLabelLinkStyle.CUBIC_CURVE)) {
      CubicCurve2D c=new CubicCurve2D.Float();
      c.setCurve(targetX,targetY,anchorX,anchorY,elbowX,elbowY,linkX,linkY);
      g2.draw(c);
    }
  }
  TextBox tb=record.getLabel();
  tb.draw(g2,(float)targetX,(float)targetY,RectangleAnchor.LEFT);
}