@Override
public void delete(IDeleteContext context) {
ContainerShape laneContainerShape = (ContainerShape) context.getPictogramElement();
ContainerShape parentContainerShape = laneContainerShape.getContainer();
if (parentContainerShape != null) {
boolean before = false;
ContainerShape neighborContainerShape = FeatureSupport.getLaneAfter(laneContainerShape);
if (neighborContainerShape == null) {
neighborContainerShape = FeatureSupport.getLaneBefore(laneContainerShape);
if (neighborContainerShape == null) {
super.delete(context);
return;
} else {
before = true;
}
}
boolean isHorizontal = FeatureSupport.isHorizontal(laneContainerShape);
GraphicsAlgorithm ga = laneContainerShape.getGraphicsAlgorithm();
GraphicsAlgorithm neighborGA = neighborContainerShape.getGraphicsAlgorithm();
ResizeShapeContext newContext = new ResizeShapeContext(neighborContainerShape);
if (!before) {
Graphiti.getGaService().setLocation(neighborGA, ga.getX(), ga.getY());
}
newContext.setLocation(neighborGA.getX(), neighborGA.getY());
if (isHorizontal) {
newContext.setHeight(neighborGA.getHeight() + ga.getHeight());
newContext.setWidth(neighborGA.getWidth());
} else {
newContext.setHeight(neighborGA.getHeight());
newContext.setWidth(neighborGA.getWidth() + ga.getWidth());
}
IResizeShapeFeature resizeFeature = getFeatureProvider().getResizeShapeFeature(newContext);
if (resizeFeature.canResizeShape(newContext)) {
super.delete(context);
resizeFeature.resizeShape(newContext);
return;
}
}
super.delete(context);
}
private void resizeLaneWidth(IResizeShapeContext context) {
ContainerShape participantShape = (ContainerShape) context.getShape();
GraphicsAlgorithm ga = participantShape.getGraphicsAlgorithm();
int dHeight = context.getHeight() - ga.getHeight();
int dWidth = context.getWidth() - ga.getWidth();
if ((dWidth != 0 && FeatureSupport.isHorizontal(participantShape))
|| (dHeight != 0 && !FeatureSupport.isHorizontal(participantShape))) {
List<PictogramElement> childrenShapes =
FeatureSupport.getChildsOfBusinessObjectType(participantShape, Lane.class);
for (PictogramElement currentPicElem : childrenShapes) {
if (currentPicElem instanceof ContainerShape) {
ContainerShape currentContainerShape = (ContainerShape) currentPicElem;
GraphicsAlgorithm laneGA = currentContainerShape.getGraphicsAlgorithm();
ResizeShapeContext newContext = new ResizeShapeContext(currentContainerShape);
newContext.setLocation(laneGA.getX(), laneGA.getY());
if (FeatureSupport.isHorizontal(participantShape)) {
newContext.setWidth(laneGA.getWidth() + dWidth);
newContext.setHeight(laneGA.getHeight());
} else {
newContext.setHeight(laneGA.getHeight() + dHeight);
newContext.setWidth(laneGA.getWidth());
}
newContext.putProperty(POOL_RESIZE_PROPERTY, true);
IResizeShapeFeature resizeFeature =
getFeatureProvider().getResizeShapeFeature(newContext);
if (resizeFeature.canResizeShape(newContext)) {
resizeFeature.resizeShape(newContext);
}
}
}
}
}
private void resizeLaneHeight(IResizeShapeContext context) {
ContainerShape participantShape = (ContainerShape) context.getShape();
GraphicsAlgorithm ga = participantShape.getGraphicsAlgorithm();
ContainerShape laneToResize = null;
GraphicsAlgorithm laneToResizeGA = null;
int width = 0;
int height = 0;
int x = 0;
int y = 0;
boolean resizeFirstLane = false;
boolean resize = false;
if (FeatureSupport.isHorizontal(participantShape)) {
int dHeight = context.getHeight() - ga.getHeight();
if (dHeight != 0) {
resize = true;
if (context.getY() != ga.getY()) {
laneToResize = (ContainerShape) FeatureSupport.getFirstLaneInContainer(participantShape);
resizeFirstLane = true;
} else {
laneToResize = (ContainerShape) FeatureSupport.getLastLaneInContainer(participantShape);
}
laneToResizeGA = laneToResize.getGraphicsAlgorithm();
width = laneToResizeGA.getWidth();
height = laneToResizeGA.getHeight() + dHeight;
x = laneToResizeGA.getX();
y = laneToResizeGA.getY();
}
} else {
int dWidth = context.getWidth() - ga.getWidth();
if (dWidth != 0) {
resize = true;
if (context.getX() != ga.getX()) {
laneToResize = (ContainerShape) FeatureSupport.getFirstLaneInContainer(participantShape);
resizeFirstLane = true;
} else {
laneToResize = (ContainerShape) FeatureSupport.getLastLaneInContainer(participantShape);
}
laneToResizeGA = laneToResize.getGraphicsAlgorithm();
width = laneToResizeGA.getWidth() + dWidth;
height = laneToResizeGA.getHeight();
x = laneToResizeGA.getX();
y = laneToResizeGA.getY();
}
}
if (resize) {
ResizeShapeContext newContext = new ResizeShapeContext(laneToResize);
newContext.setLocation(x, y);
newContext.setHeight(height);
newContext.setWidth(width);
newContext.putProperty(POOL_RESIZE_PROPERTY, true);
newContext.putProperty(RESIZE_FIRST_LANE, resizeFirstLane);
IResizeShapeFeature resizeFeature = getFeatureProvider().getResizeShapeFeature(newContext);
if (resizeFeature.canResizeShape(newContext)) {
resizeFeature.resizeShape(newContext);
}
if (FeatureSupport.isHorizontal(participantShape)) {
((ResizeShapeContext) context).setHeight(ga.getHeight());
} else {
((ResizeShapeContext) context).setWidth(ga.getWidth());
}
}
}