/*******************************************************************************
* Copyright (c) 2011 Red Hat, Inc.
* All rights reserved.
* This program is made available under the terms of the
* Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Red Hat, Inc. - initial API and implementation
******************************************************************************/
package org.eclipse.bpmn2.modeler.ui.features.data;
import java.io.IOException;
import org.eclipse.bpmn2.DataStore;
import org.eclipse.bpmn2.DataStoreReference;
import org.eclipse.bpmn2.modeler.core.ModelHandler;
import org.eclipse.bpmn2.modeler.core.features.AbstractBpmnAddFeature;
import org.eclipse.bpmn2.modeler.core.features.AbstractCreateFlowElementFeature;
import org.eclipse.bpmn2.modeler.core.features.BaseElementFeatureContainer;
import org.eclipse.bpmn2.modeler.core.features.DefaultBpmnMoveFeature;
import org.eclipse.bpmn2.modeler.core.features.UpdateBaseElementNameFeature;
import org.eclipse.bpmn2.modeler.core.utils.AnchorUtil;
import org.eclipse.bpmn2.modeler.core.utils.ModelUtil;
import org.eclipse.bpmn2.modeler.core.utils.StyleUtil;
import org.eclipse.bpmn2.modeler.ui.Activator;
import org.eclipse.bpmn2.modeler.ui.ImageProvider;
import org.eclipse.bpmn2.modeler.ui.features.LayoutBaseElementTextFeature;
import org.eclipse.emf.ecore.util.EcoreUtil;
import org.eclipse.graphiti.features.IAddFeature;
import org.eclipse.graphiti.features.ICreateFeature;
import org.eclipse.graphiti.features.IDeleteFeature;
import org.eclipse.graphiti.features.IDirectEditingFeature;
import org.eclipse.graphiti.features.IFeatureProvider;
import org.eclipse.graphiti.features.ILayoutFeature;
import org.eclipse.graphiti.features.IMoveShapeFeature;
import org.eclipse.graphiti.features.IResizeShapeFeature;
import org.eclipse.graphiti.features.IUpdateFeature;
import org.eclipse.graphiti.features.context.IAddContext;
import org.eclipse.graphiti.features.context.ICreateContext;
import org.eclipse.graphiti.features.context.IResizeShapeContext;
import org.eclipse.graphiti.features.impl.DefaultResizeShapeFeature;
import org.eclipse.graphiti.mm.algorithms.Polygon;
import org.eclipse.graphiti.mm.algorithms.Polyline;
import org.eclipse.graphiti.mm.algorithms.Rectangle;
import org.eclipse.graphiti.mm.algorithms.Text;
import org.eclipse.graphiti.mm.algorithms.styles.Orientation;
import org.eclipse.graphiti.mm.pictograms.ContainerShape;
import org.eclipse.graphiti.mm.pictograms.PictogramElement;
import org.eclipse.graphiti.mm.pictograms.Shape;
import org.eclipse.graphiti.services.Graphiti;
import org.eclipse.graphiti.services.IGaService;
import org.eclipse.graphiti.services.IPeService;
public class DataStoreReferenceFeatureContainer extends BaseElementFeatureContainer {
@Override
public boolean canApplyTo(Object o) {
return super.canApplyTo(o) && o instanceof DataStoreReference;
}
@Override
public ICreateFeature getCreateFeature(IFeatureProvider fp) {
return new CreateDataStoreReferenceFeature(fp);
}
@Override
public IAddFeature getAddFeature(IFeatureProvider fp) {
return new AbstractBpmnAddFeature(fp) {
@Override
public boolean canAdd(IAddContext context) {
return true;
}
@Override
public PictogramElement add(IAddContext context) {
IGaService gaService = Graphiti.getGaService();
IPeService peService = Graphiti.getPeService();
DataStoreReference store = (DataStoreReference) context.getNewObject();
int width = 50;
int height = 50;
int textArea = 15;
ContainerShape container = peService.createContainerShape(context.getTargetContainer(), true);
Rectangle invisibleRect = gaService.createInvisibleRectangle(container);
gaService.setLocationAndSize(invisibleRect, context.getX(), context.getY(), width, height + textArea);
int whalf = width / 2;
int[] xy = { 0, 10, whalf, 20, width, 10, width, height - 10, whalf, height, 0, height - 10 };
int[] bend = { 0, 0, whalf, whalf, 0, 0, 0, 0, whalf, whalf, 0, 0 };
Polygon polygon = gaService.createPolygon(invisibleRect, xy, bend);
polygon.setFilled(true);
// polygon.setForeground(manageColor(StyleUtil.CLASS_FOREGROUND));
StyleUtil.applyBGStyle(polygon, this);
xy = new int[] { 0, 14, whalf, 24, width, 14 };
bend = new int[] { 0, 0, whalf, whalf, 0, 0 };
Polyline line1 = gaService.createPolyline(invisibleRect, xy, bend);
line1.setForeground(manageColor(StyleUtil.CLASS_FOREGROUND));
xy = new int[] { 0, 18, whalf, 28, width, 18 };
Polyline line2 = gaService.createPolyline(invisibleRect, xy, bend);
line2.setForeground(manageColor(StyleUtil.CLASS_FOREGROUND));
xy = new int[] { 0, 11, whalf, 0, width, 11 };
Polyline lineTop = gaService.createPolyline(invisibleRect, xy, bend);
lineTop.setForeground(manageColor(StyleUtil.CLASS_FOREGROUND));
Shape textShape = peService.createShape(container, false);
peService
.setPropertyValue(textShape, UpdateBaseElementNameFeature.TEXT_ELEMENT, Boolean.toString(true));
Text text = gaService.createDefaultText(getDiagram(), textShape, store.getName());
text.setStyle(StyleUtil.getStyleForText(getDiagram()));
text.setHorizontalAlignment(Orientation.ALIGNMENT_CENTER);
text.setVerticalAlignment(Orientation.ALIGNMENT_TOP);
gaService.setLocationAndSize(text, 0, height, width, textArea);
peService.createChopboxAnchor(container);
AnchorUtil.addFixedPointAnchors(container, invisibleRect);
createDIShape(container, store);
layoutPictogramElement(container);
return container;
}
};
}
@Override
public IUpdateFeature getUpdateFeature(IFeatureProvider fp) {
return new UpdateBaseElementNameFeature(fp);
}
@Override
public IDirectEditingFeature getDirectEditingFeature(IFeatureProvider fp) {
return null;
}
@Override
public ILayoutFeature getLayoutFeature(IFeatureProvider fp) {
return new LayoutBaseElementTextFeature(fp) {
@Override
public int getMinimumWidth() {
return 50;
}
};
}
@Override
public IMoveShapeFeature getMoveFeature(IFeatureProvider fp) {
return new DefaultBpmnMoveFeature(fp);
}
@Override
public IResizeShapeFeature getResizeFeature(IFeatureProvider fp) {
return new DefaultResizeShapeFeature(fp) {
@Override
public boolean canResizeShape(IResizeShapeContext context) {
return false;
}
};
}
public static class CreateDataStoreReferenceFeature extends AbstractCreateFlowElementFeature<DataStoreReference> {
public CreateDataStoreReferenceFeature(IFeatureProvider fp) {
super(fp, "Data Store", "Persist information that is beyond the scope of the process");
}
@Override
protected DataStoreReference createFlowElement(ICreateContext context) {
DataStoreReference dataStoreReference = null;
try {
dataStoreReference = ModelHandler.FACTORY.createDataStoreReference();
dataStoreReference.setName("Data Store Ref");
DataStore dataStore = ModelHandler.FACTORY.createDataStore();
dataStore.setName("Data Store");
// dataStore.setId(EcoreUtil.generateUUID());
ModelHandler.getInstance(getDiagram()).addRootElement(dataStore);
ModelUtil.setID(dataStore);
} catch (IOException e) {
Activator.showErrorWithLogging(e);
}
return dataStoreReference;
}
@Override
public String getCreateImageId() {
return ImageProvider.IMG_16_DATA_STORE;
}
@Override
public String getCreateLargeImageId() {
return ImageProvider.IMG_16_DATA_STORE;
}
}
@Override
public IDeleteFeature getDeleteFeature(IFeatureProvider context) {
return null;
}
}