@Override
protected void checkAspectRatio() {
_plot.getModelSpaceCanvas().checkAspectRatio();
}
public void setCursorStyle(int cursorStyle) {
_plot.getModelSpaceCanvas().setCursorStyle(cursorStyle);
}
@Override
protected void initializeViewerSpecificFeatures() {
IModelSpaceCanvas canvas = _plot.getModelSpaceCanvas();
canvas.removeCursorListener(_plot);
canvas.addCursorListener(this);
canvas
.getComposite()
.addKeyListener(
new KeyAdapter() {
@Override
public void keyPressed(final KeyEvent e) {
IModelSpace activeModelSpace = _plot.getActiveModelSpace();
if (e.keyCode == SWT.ARROW_UP) {
if (activeModelSpace.getAxisY().getScale() == AxisScale.LOG) {
MessageDialog.openError(
getShell(),
"Shift Error",
"Shifting of a logarithmic axis not currently supported.");
return;
}
ModelSpaceBounds bounds = activeModelSpace.getViewableBounds();
double yStart = bounds.getStartY();
double yEnd = bounds.getEndY();
double dist = yEnd - yStart;
double shift = dist / 4;
double sign = -1;
AxisDirection direction = activeModelSpace.getAxisY().getDirection();
if (direction.equals(AxisDirection.BOTTOM_TO_TOP)) {
sign = 1;
}
yStart += shift * sign;
yEnd += shift * sign;
activeModelSpace.setViewableBounds(
bounds.getStartX(), bounds.getEndX(), yStart, yEnd);
} else if (e.keyCode == SWT.ARROW_DOWN) {
if (activeModelSpace.getAxisY().getScale() == AxisScale.LOG) {
MessageDialog.openError(
getShell(),
"Shift Error",
"Shifting of a logarithmic axis not currently supported.");
return;
}
ModelSpaceBounds bounds = activeModelSpace.getViewableBounds();
double yStart = bounds.getStartY();
double yEnd = bounds.getEndY();
double dist = yEnd - yStart;
double shift = dist / 4;
double sign = 1;
AxisDirection direction = activeModelSpace.getAxisY().getDirection();
if (direction.equals(AxisDirection.BOTTOM_TO_TOP)) {
sign = -1;
}
yStart += shift * sign;
yEnd += shift * sign;
activeModelSpace.setViewableBounds(
bounds.getStartX(), bounds.getEndX(), yStart, yEnd);
} else if (e.keyCode == SWT.ARROW_LEFT) {
if (activeModelSpace.getAxisX().getScale() == AxisScale.LOG) {
MessageDialog.openError(
getShell(),
"Shift Error",
"Shifting of a logarithmic axis not currently supported.");
return;
}
ModelSpaceBounds bounds = activeModelSpace.getViewableBounds();
double xStart = bounds.getStartX();
double xEnd = bounds.getEndX();
double dist = xEnd - xStart;
double shift = dist / 4;
double sign = 1;
AxisDirection direction = activeModelSpace.getAxisX().getDirection();
if (direction.equals(AxisDirection.LEFT_TO_RIGHT)) {
sign = -1;
}
xStart += shift * sign;
xEnd += shift * sign;
activeModelSpace.setViewableBounds(
xStart, xEnd, bounds.getStartY(), bounds.getEndY());
} else if (e.keyCode == SWT.ARROW_RIGHT) {
if (activeModelSpace.getAxisX().getScale() == AxisScale.LOG) {
MessageDialog.openError(
getShell(),
"Shift Error",
"Shifting of a logarithmic axis not currently supported.");
return;
}
ModelSpaceBounds bounds = activeModelSpace.getViewableBounds();
double xStart = bounds.getStartX();
double xEnd = bounds.getEndX();
double dist = xEnd - xStart;
double shift = dist / 4;
double sign = -1;
AxisDirection direction = activeModelSpace.getAxisX().getDirection();
if (direction.equals(AxisDirection.LEFT_TO_RIGHT)) {
sign = 1;
}
xStart += shift * sign;
xEnd += shift * sign;
activeModelSpace.setViewableBounds(
xStart, xEnd, bounds.getStartY(), bounds.getEndY());
} else if (e.character == ' ') {
TreeSelection selection = (TreeSelection) _layerViewer.getSelection();
Iterator iterator = selection.iterator();
while (iterator.hasNext()) {
Object object = iterator.next();
if (object instanceof IViewLayer) {
IViewLayer layer = (IViewLayer) object;
boolean visible = !layer.isVisible();
layer.setVisible(visible);
_layerViewer.setChecked(layer, visible);
_plot.updateAll();
}
}
}
}
});
}
public void updateFromModel() {
_plot.getModelSpaceCanvas().checkAspectRatio();
_plot.getModelSpaceCanvas().update(UpdateLevel.RESIZE);
this.redraw();
}
