/* Copyright (c) 2010, Carl Burch. License information is located in the
* com.cburch.logisim.Main source code and at www.cburch.com/logisim/. */
package com.cburch.draw.actions;
import java.util.Collection;
import java.util.Collections;
import com.cburch.draw.model.CanvasModel;
import com.cburch.draw.model.CanvasObject;
import com.cburch.draw.model.Handle;
import com.cburch.draw.model.HandleGesture;
public class ModelMoveHandleAction extends ModelAction {
private HandleGesture gesture;
private Handle newHandle;
public ModelMoveHandleAction(CanvasModel model, HandleGesture gesture) {
super(model);
this.gesture = gesture;
}
public Handle getNewHandle() {
return newHandle;
}
@Override
public Collection<CanvasObject> getObjects() {
return Collections.singleton(gesture.getHandle().getObject());
}
@Override
public String getName() {
return Strings.get("actionMoveHandle");
}
@Override
void doSub(CanvasModel model) {
newHandle = model.moveHandle(gesture);
}
@Override
void undoSub(CanvasModel model) {
Handle oldHandle = gesture.getHandle();
int dx = oldHandle.getX() - newHandle.getX();
int dy = oldHandle.getY() - newHandle.getY();
HandleGesture reverse = new HandleGesture(newHandle, dx, dy, 0);
model.moveHandle(reverse);
}
}