protected void updateLabel() {
// draw numbers
GeoAxis3D axis = (GeoAxis3D) getGeoElement();
NumberFormat numberFormat = axis.getNumberFormat();
double distance = axis.getNumbersDistance();
// Application.debug("drawMinMax="+getDrawMin()+","+getDrawMax());
double[] minmax = getDrawMinMax();
int iMin = (int) (minmax[0] / distance);
int iMax = (int) (minmax[1] / distance);
int nb = iMax - iMin + 1;
// Application.debug("iMinMax="+iMin+","+iMax);
if (nb < 1) {
Application.debug("nb=" + nb);
// labels = null;
return;
}
// sets all already existing labels not visible
for (DrawLabel3D label : labels.values()) label.setIsVisible(false);
for (int i = iMin; i <= iMax; i++) {
double val = i * distance;
Coords origin = ((GeoCoordSys1D) getGeoElement()).getPoint(val);
// draw numbers
String strNum = getView3D().getKernel().formatPiE(val, numberFormat);
// check if the label already exists
DrawLabel3D label = labels.get(strNum);
if (label != null) {
// sets the label visible
label.setIsVisible(true);
label.update(
strNum,
10,
getGeoElement().getObjectColor(),
origin.copyVector(),
axis.getNumbersXOffset(),
axis.getNumbersYOffset());
// TODO optimize this
} else {
// creates new label
label = new DrawLabel3D(getView3D());
label.setAnchor(true);
label.update(
strNum,
10,
getGeoElement().getObjectColor(),
origin.copyVector(),
axis.getNumbersXOffset(),
axis.getNumbersYOffset());
labels.put(strNum, label);
}
}
// update end of axis label
label.update(
((GeoAxis3D) getGeoElement()).getAxisLabel(),
10,
getGeoElement().getObjectColor(),
((GeoCoordSys1D) getGeoElement()).getPoint(minmax[1]),
axis.labelOffsetX - 4,
axis.labelOffsetY - 6);
}
