Steema Central

Code: Select all

public void doMarks()
    {
        com.steema.teechart.styles.SeriesMarksPosition sMarkPos =
                new com.steema.teechart.styles.SeriesMarksPosition();

        chart1.repaint();

        sMarkPos.height = chart1.getGraphics3D().textHeight("H") + 2;
        int yDisp = sMarkPos.height + 5;

        int[] xPos = new int[pieSeries.getCount()];
        int[] yPos = new int[pieSeries.getCount()];
        for (int i = 0; i < pieSeries.getCount(); i++)
        {
            xPos[i] = pieSeries.getMarks().getPositions().getPosition(i).leftTop.x;
            yPos[i] = pieSeries.getMarks().getPositions().getPosition(i).getBounds().y;
        }

        for (int i = 0; i < pieSeries.getCount(); i++)
        {
          sMarkPos = new com.steema.teechart.styles.SeriesMarksPosition();
          sMarkPos.custom = true;
          sMarkPos.height = chart1.getGraphics3D().textHeight("H") + 2;

          if ((i>0) && (Math.abs(yPos[i] - yPos[i-1]) < yDisp)
                    && (Math.abs(xPos[i] - xPos[i-1]) <
                    chart1.getGraphics3D().textWidth(pieSeries.getMarkText(i-1))))
                  xPos[i] = xPos[i] + chart1.getGraphics3D().textWidth(pieSeries.getMarkText(i-1));

          sMarkPos.leftTop.setLocation(xPos[i],yPos[i]);
          sMarkPos.width = chart1.getGraphics3D().textWidth(pieSeries.getMarkText(i)) + 5;

          pieSeries.getMarks().getPositions().setPosition(i, sMarkPos);
        }

        chart1.repaint();
    } 

Code: Select all

    Pie pie1;

    private void initChart() {
        commander1.setChart(tChart1.getChart());
        
        tChart1.getAspect().setView3D(false);

        pie1 = new Pie(tChart1.getChart());

        pie1.add(300, "first");
        pie1.add(5, "second");
        pie1.add(2, "third");
        pie1.add(3, "fourth");
        pie1.add(4, "fifth");

        tChart1.getAspect().setOrthogonal(false);
        tChart1.getAspect().setElevation(280);
        tChart1.getAspect().setRotation(0);
    }

    public void doMarks()
    {
        Rectangle R1,R2;
        for (int i=0; i<pie1.getCount()-1; i++)
        {
            for (int j=0; j<pie1.getCount()-1; j++)
            {
                if (j!=i)
                {
                    com.steema.teechart.styles.SeriesMarksPosition mp1 = pie1.getMarks().getPositions().getPosition(i);
                    com.steema.teechart.styles.SeriesMarksPosition mp2 = pie1.getMarks().getPositions().getPosition(j);

                    R1 = mp1.getBounds();
                    R2 = mp2.getBounds();
                    while   (  (R1.getLeft() > R2.getLeft()
                            && R1.getLeft() < R2.getRight())
                            || (R1.getRight() > R2.getLeft()
                            && R1.getRight() < R2.getRight())
                            || (R1.getTop() > R2.getBottom()
                            && R1.getTop() < R2.getTop())
                            || (R1.getBottom() > R2.getTop()
                            && R1.getBottom() < R2.getBottom()) )
                    {
                        mp1.custom = true;
                        mp1.leftTop.x = mp1.leftTop.x + 2;
                        mp1.leftTop.y = mp1.leftTop.y + 2;
                        mp1.arrowTo.x = mp1.leftTop.x + 2;
                        mp1.arrowTo.y = mp1.leftTop.y + 2;
                        R1 = mp1.getBounds();
                        R2 = mp2.getBounds();
                    }
                    tChart1.repaint();
                }
            }
        }
    }

    @Action
    public void ButtonClick() {
        doMarks();
    }