@Override
public void drag(
Collection<Direction> resizeDirection,
int diffX,
int diffY,
Point mousePosBeforeDrag,
boolean isShiftKeyDown,
boolean firstDrag,
StickableMap stickables,
boolean undoable) {
Rectangle oldRect = getRectangle();
StickingPolygon stickingPolygonBeforeLocationChange = generateStickingBorder();
String oldAddAttr = getAdditionalAttributes();
if (resizeDirection.isEmpty()) { // Move GridElement
setLocationDifference(diffX, diffY);
} else { // Resize GridElement
Rectangle rect = getRectangle();
if (isShiftKeyDown && diagonalResize(resizeDirection)) { // Proportional Resize
boolean mouseToRight = diffX > 0 && diffX > diffY;
boolean mouseDown = diffY > 0 && diffY > diffX;
boolean mouseLeft = diffX < 0 && diffX < diffY;
boolean mouseUp = diffY < 0 && diffY < diffX;
if (mouseToRight || mouseLeft) {
diffY = diffX;
}
if (mouseDown || mouseUp) {
diffX = diffY;
}
}
if (resizeDirection.contains(Direction.LEFT) && resizeDirection.contains(Direction.RIGHT)) {
rect.setX(rect.getX() - diffX / 2);
rect.setWidth(Math.max(rect.getWidth() + diffX, minSize()));
} else if (resizeDirection.contains(Direction.LEFT)) {
int newWidth = rect.getWidth() - diffX;
if (newWidth >= minSize()) {
rect.setX(rect.getX() + diffX);
rect.setWidth(newWidth);
}
} else if (resizeDirection.contains(Direction.RIGHT)) {
rect.setWidth(Math.max(rect.getWidth() + diffX, minSize()));
}
if (resizeDirection.contains(Direction.UP)) {
int newHeight = rect.getHeight() - diffY;
if (newHeight >= minSize()) {
rect.setY(rect.getY() + diffY);
rect.setHeight(newHeight);
}
}
if (resizeDirection.contains(Direction.DOWN)) {
rect.setHeight(Math.max(rect.getHeight() + diffY, minSize()));
}
setRectangle(rect);
updateModelFromText();
}
moveStickables(stickables, undoable, oldRect, stickingPolygonBeforeLocationChange, oldAddAttr);
}
