/** Sets the label beneath the canvas */
public void setCurveLabel() {
String s;
if (points == null) {
s = Messages.getString("ECView.NoCurve"); // $NON-NLS-1$
} else s = curve.toString();
lblCurve.setText(s);
}
public void setPointQ(FpPoint q) {
if (q == null) {
pointQ = null;
lblQ.setText(""); // $NON-NLS-1$
setPointR(null);
} else {
pointQ = q;
lblQ.setText(
"("
+ ((double) pointQ.x / 100)
+ "|"
+ ((double) pointQ.y / 100)
+ ")"); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
btnDeletePoints.setEnabled(true);
view.log(
Messages.getString("ECView.Point")
+ " Q = "
+ "("
+ ((double) pointQ.x / 100)
+ "|"
+ ((double) pointQ.y / 100)
+ ")"); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ //$NON-NLS-5$
setPointR(curve.addPoints(pointP, pointQ));
}
updateCurve(false);
}
/** This method controls all the parameters that need to be updated */
public void updateCurve(boolean full) {
if (full) {
pointSelect = null;
pointP = null;
pointQ = null;
pointR = null;
setPointP(null);
if (curve == null) curve = new EC();
curve.updateCurve(
spnrA.getSelection(),
spnrB.getSelection(),
50 - sliderZoom.getSelection(),
canvasCurve.getSize());
points = curve.getPoints();
setCurveLabel();
}
canvasCurve.redraw();
}