private void reposition(int x, int y, int width, int height) {
if (y == 0) {
y = Y;
x = X;
}
Rectangle constraints = new Rectangle(x, y, width, height);
((GraphicalEditPart) getParent()).setLayoutConstraint(this, getFigure(), constraints);
FigureCanvas canvas = (FigureCanvas) getViewer().getControl();
canvas.getViewport().repaint();
}
private GraphicalViewer createRulerContainer(int orientation) {
ScrollingGraphicalViewer viewer = new RulerViewer();
final boolean isHorizontal =
orientation == PositionConstants.NORTH || orientation == PositionConstants.SOUTH;
// Finish initializing the viewer
viewer.setRootEditPart(new RulerRootEditPart(isHorizontal));
viewer.setEditPartFactory(new RulerEditPartFactory(diagramViewer));
viewer.createControl(this);
((GraphicalEditPart) viewer.getRootEditPart())
.getFigure()
.setBorder(new RulerBorder(isHorizontal));
viewer.setProperty(GraphicalViewer.class.toString(), diagramViewer);
// Configure the viewer's control
FigureCanvas canvas = (FigureCanvas) viewer.getControl();
canvas.setScrollBarVisibility(FigureCanvas.NEVER);
if (font == null) {
FontData[] data = canvas.getFont().getFontData();
for (int i = 0; i < data.length; i++) {
data[i].setHeight(data[i].getHeight() - 1);
}
font = new Font(Display.getCurrent(), data);
}
canvas.setFont(font);
if (isHorizontal) {
canvas.getViewport().setHorizontalRangeModel(editor.getViewport().getHorizontalRangeModel());
} else {
canvas.getViewport().setVerticalRangeModel(editor.getViewport().getVerticalRangeModel());
}
// Add the viewer to the rulerEditDomain
if (rulerEditDomain == null) {
rulerEditDomain = new EditDomain();
rulerEditDomain.setCommandStack(diagramViewer.getEditDomain().getCommandStack());
}
rulerEditDomain.addViewer(viewer);
return viewer;
}
public void notifyChanged(Notification notification) {
super.notifyChanged(notification);
if (notification.getFeature() instanceof EAttributeImpl) {
if (notification.getNotifier() instanceof BoundsImpl) {
reposition(
((BoundsImpl) notification.getNotifier()).getX(),
((BoundsImpl) notification.getNotifier()).getY(),
((BoundsImpl) notification.getNotifier()).getWidth(),
((BoundsImpl) notification.getNotifier()).getHeight());
FigureCanvas canvas = (FigureCanvas) getViewer().getControl();
canvas.getViewport().repaint();
}
}
}
public RotationButtonComposite(
Composite parent, int direction, String lblText, boolean ctrlPressRequired) {
super(parent, SWT.None);
this.direction = direction;
this.lblText = lblText;
this.ctrlPressRequired = ctrlPressRequired;
GridLayout layout = new GridLayout();
layout.marginHeight = 0;
layout.marginWidth = 0;
setLayout(layout);
this.setBackground(ColorConstants.white);
figCanvas = new FigureCanvas(this);
figCanvas.setContents(getContents());
figCanvas.getViewport().setContentsTracksHeight(true);
figCanvas.getViewport().setContentsTracksWidth(true);
figCanvas.setLayoutData(new GridData(GridData.FILL_BOTH));
figCanvas.setBorder(new LineBorder(1));
}
protected void layoutFigures(FigureCanvas fc) {
Rectangle r = new Rectangle(fc.getViewport().getClientArea());
if (vertical) r.transpose();
Dimension size = blockFigure.getPreferredSize();
Rectangle b =
new Rectangle(
r.x + size.width / 2,
r.y + (r.height - SLOT_HEIGHT) / 2,
r.width - size.width,
SLOT_HEIGHT);
int x = (int) (b.x + b.width * selectionRatio);
int y = b.y + b.height - b.height / 2;
Rectangle b2 = new Rectangle(x - size.width / 2, y - size.height / 2, size.width, size.height);
if (vertical) {
b.transpose();
b2.transpose();
}
slotFigure.setBounds(b);
blockFigure.setBounds(b2);
}