public void initStepDat() {
Viewport port = ((FigureCanvas) getControl()).getViewport();
stepData.minX = port.getHorizontalRangeModel().getMinimum();
stepData.maxX = port.getHorizontalRangeModel().getMaximum();
stepData.valueX = port.getHorizontalRangeModel().getValue();
stepData.extendX = port.getHorizontalRangeModel().getExtent();
stepData.minY = port.getVerticalRangeModel().getMinimum();
stepData.maxY = port.getVerticalRangeModel().getMaximum();
stepData.valueY = port.getVerticalRangeModel().getValue();
stepData.extendY = port.getVerticalRangeModel().getExtent();
}
/**
* Sets zoom to the passed string. The string must be composed of numeric characters only with the
* exception of a decimal point and a '%' as the last character. If the zoom level contribution
* list has been set, this method should be overridden to provide the appropriate zoom
* implementation for the new zoom levels.
*
* @param zoomString The new zoom level
*/
public void setZoomAsText(String zoomString) {
currentZoomContant = null;
if (zoomString.equalsIgnoreCase(FIT_HEIGHT)) {
currentZoomContant = FIT_HEIGHT;
primSetZoom(getFitHeightZoomLevel());
viewport.getUpdateManager().performUpdate();
viewport.setViewLocation(
viewport.getHorizontalRangeModel().getValue(),
viewport.getVerticalRangeModel().getMinimum());
} else if (zoomString.equalsIgnoreCase(FIT_ALL)) {
currentZoomContant = FIT_ALL;
primSetZoom(getFitPageZoomLevel());
viewport.getUpdateManager().performUpdate();
viewport.setViewLocation(
viewport.getHorizontalRangeModel().getMinimum(),
viewport.getVerticalRangeModel().getMinimum());
} else if (zoomString.equalsIgnoreCase(FIT_WIDTH)) {
currentZoomContant = FIT_WIDTH;
primSetZoom(getFitWidthZoomLevel());
viewport.getUpdateManager().performUpdate();
viewport.setViewLocation(
viewport.getHorizontalRangeModel().getMinimum(),
viewport.getVerticalRangeModel().getValue());
} else {
try {
// Trim off the '%'
if (zoomString.charAt(zoomString.length() - 1) == '%') {
zoomString = zoomString.substring(0, zoomString.length() - 1);
}
double newZoom = Double.parseDouble(zoomString) / 100;
setZoom(newZoom / multiplier);
} catch (Exception e) {
Display.getCurrent().beep();
}
}
}