public void itemStateChanged(ItemEvent e) {
Object source = e.getSource();
if (e.getStateChange() != ItemEvent.SELECTED) return;
if (source == ncbGridTickX) {
double val = ncbGridTickX.getValue();
if (val > 0) {
double[] ticks = view.getGridDistances();
ticks[0] = val;
view.setGridDistances(ticks);
}
} else if (source == ncbGridTickY) {
double val = ncbGridTickY.getValue();
if (val > 0) {
double[] ticks = view.getGridDistances();
ticks[1] = val;
view.setGridDistances(ticks);
}
} else if (source == cbGridTickAngle) {
double val = cbGridTickAngle.getSelectedIndex();
if (val >= 0) {
double[] ticks = view.getGridDistances();
// val = 4 gives 5*PI/12, skip this and go to 6*Pi/2 = Pi/2
if (val == 4) val = 5;
ticks[2] = (val + 1) * Math.PI / 12;
view.setGridDistances(ticks);
}
}
view.updateBackground();
updateGUI();
}
/** Update the GUI. */
public void updateGUI() {
defaultsPanel.updateGUI();
euclidianPanel.updateGUI();
spreadsheetPanel.updateGUI();
casPanel.updateGUI();
advancedPanel.updateGUI();
}
public void setView(EuclidianViewInterface view) {
this.view = view;
if (!isIniting) updateGUI();
}
private void doActionPerformed(Object source) {
if (source == btBackgroundColor) {
view.setBackground(app.getGuiManager().showColorChooser(view.getBackground()));
} else if (source == btAxesColor) {
view.setAxesColor(app.getGuiManager().showColorChooser(view.getAxesColor()));
} else if (source == btGridColor) {
view.setGridColor(app.getGuiManager().showColorChooser(view.getGridColor()));
} else if (source == cbShowAxes) {
// view.showAxes(cbShowAxes.isSelected(), cbShowAxes.isSelected());
view.setShowAxes(cbShowAxes.isSelected(), true);
} else if (source == cbShowGrid) {
view.showGrid(cbShowGrid.isSelected());
} else if (source == cbBoldGrid) {
view.setGridIsBold(cbBoldGrid.isSelected()); // Michael Borcherds 2008-04-11
} else if (source == cbShowMouseCoords) {
view.setAllowShowMouseCoords(cbShowMouseCoords.isSelected());
} else if (source == cbGridType) {
view.setGridType(cbGridType.getSelectedIndex());
} else if (source == cbAxesStyle) {
view.setAxesLineStyle(cbAxesStyle.getSelectedIndex());
} else if (source == cbGridStyle) {
int type = ((Integer) cbGridStyle.getSelectedItem()).intValue();
view.setGridLineStyle(type);
} else if (source == cbGridManualTick) {
view.setAutomaticGridDistance(!cbGridManualTick.isSelected());
} else if (source == tfAxesRatioX || source == tfAxesRatioY) {
double xval = parseDouble(tfAxesRatioX.getText());
double yval = parseDouble(tfAxesRatioY.getText());
if (!(Double.isInfinite(xval)
|| Double.isNaN(xval)
|| Double.isInfinite(yval)
|| Double.isNaN(yval))) {
// ratio = xval / yval
// xscale / yscale = ratio
// => yscale = xscale * xval/yval
view.setCoordSystem(
view.getXZero(), view.getYZero(), view.getXscale(), view.getXscale() * xval / yval);
}
} else if (source == cbView) {
if (cbView.getSelectedIndex() == 0) setView(app.getEuclidianView());
else setView(app.getGuiManager().getEuclidianView2());
} else if (source == tfMinX) {
double min = kernel.getAlgebraProcessor().evaluateToDouble(tfMinX.getText());
double max = view.getXmax();
if (min + Kernel.MIN_PRECISION < max) {
view.setRealWorldCoordSystem(min, max, view.getYmin(), view.getYmax());
}
} else if (source == tfMaxX) {
double min = view.getXmin();
double max = kernel.getAlgebraProcessor().evaluateToDouble(tfMaxX.getText());
if (min + Kernel.MIN_PRECISION < max) {
view.setRealWorldCoordSystem(min, max, view.getYmin(), view.getYmax());
}
} else if (source == tfMinY) {
double min = kernel.getAlgebraProcessor().evaluateToDouble(tfMinY.getText());
double max = view.getYmax();
if (min + Kernel.MIN_PRECISION < max) {
view.setRealWorldCoordSystem(view.getXmin(), view.getXmax(), min, max);
}
} else if (source == tfMaxY) {
double min = view.getYmin();
double max = kernel.getAlgebraProcessor().evaluateToDouble(tfMaxY.getText());
if (min + Kernel.MIN_PRECISION < max) {
view.setRealWorldCoordSystem(view.getXmin(), view.getXmax(), min, max);
}
}
view.updateBackground();
updateGUI();
}