private void mouseMove(GwtEvent<? extends EventHandler> event) {
int[] coord = getCoordinates(event);
int x = coord[0];
int y = coord[1];
if (isMouseDown) {
// Do panning
int dx = x - previousX;
int dy = y - previousY;
if (draggableNode != null) {
WidgetStyle.setCursor(canvas, Cursor.POINTER);
double scale = canvas.getScale();
int scaleDeltaX = (int) (dx / scale);
int scaleDeltaY = (int) (dy / scale);
diagramPane.drag(draggableNode, scaleDeltaX, scaleDeltaY);
} else {
WidgetStyle.setCursor(canvas, Cursor.DEFAULT);
diagramPane.translate(dx, dy);
diagramPane.update();
}
previousX = x;
previousY = y;
isDragging = true;
} else {
diagramPane.hover(x, y);
}
}
private PushButton createButton(final Pair<T, V> item, boolean plusButton) {
final T value = item.getFirst();
final V widget = item.getSecond();
final PushButton button =
new PushButton(new Image(plusButton ? resources.increaseIcon() : resources.decreaseIcon()));
button.addStyleName(style.buttonStyle());
button.addStyleName("buttonStyle_pfly_fix"); // $NON-NLS-1$
button.addClickHandler(
plusButton
? new ClickHandler() {
@Override
public void onClick(ClickEvent event) {
getEntry(widget).removeLastButton();
Pair<T, V> item = addGhostEntry();
onAdd(item.getFirst(), item.getSecond());
}
}
: new ClickHandler() {
@Override
public void onClick(ClickEvent event) {
if (vetoRemoveWidget(item, value, widget)) {
return;
}
doRemoveItem(item, value, widget);
}
});
return button;
}
private void mouseUp(GwtEvent<? extends EventHandler> event) {
if (!isMouseDown) return;
int[] coord = getCoordinates(event);
int x = coord[0];
int y = coord[1];
isMouseDown = false;
if (isDragging) {
isDragging = false;
draggableNode = null;
WidgetStyle.setCursor(canvas, Cursor.DEFAULT);
} else { // Do click selection
// TODO: selection cannot work under iPad. Need to check touchEnd event.
diagramPane.select(event, x, y);
}
}
private void addStyles() {
memValueEditor.addContentWidgetContainerStyleName(style.textBoxWidth());
memValueEditor.addLabelStyleName(style.labelVisible());
cpuValueEditor.addContentWidgetContainerStyleName(style.textBoxWidth());
cpuValueEditor.addLabelStyleName(style.labelVisible());
}
private void updateStyles() {
treeContainer.addStyleName(style.actionTreeContainer());
}
private void addStyles() {
glusterSwiftStatusEditor.addContentWidgetStyleName(style.glusterSwiftStatus());
}
private void initStyles() {
nameEditor.addContentWidgetStyleName(style.name());
publicUseEditor.addContentWidgetStyleName(style.publicUse());
networkQoSEditor.addContentWidgetStyleName(style.qos());
}
