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/*******************************************************************************
* Copyright (c) 2011 protos software gmbh (http://www.protos.de).
* All rights reserved. This program and the accompanying materials
* are 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
*******************************************************************************/
package org.eclipse.etrice.ui.structure.support;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import org.eclipse.emf.common.util.URI;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.resource.ResourceSet;
import org.eclipse.emf.ecore.util.EcoreUtil;
import org.eclipse.etrice.core.room.ActorContainerRef;
import org.eclipse.etrice.core.room.Binding;
import org.eclipse.etrice.core.room.BindingEndPoint;
import org.eclipse.etrice.core.room.InterfaceItem;
import org.eclipse.etrice.core.room.LayerConnection;
import org.eclipse.etrice.core.room.Port;
import org.eclipse.etrice.core.room.RefSAPoint;
import org.eclipse.etrice.core.room.RelaySAPoint;
import org.eclipse.etrice.core.room.SAPoint;
import org.eclipse.etrice.core.room.SPPRef;
import org.eclipse.etrice.core.room.SPPoint;
import org.eclipse.etrice.core.room.StructureClass;
import org.eclipse.graphiti.features.IFeatureProvider;
import org.eclipse.graphiti.features.context.ICreateConnectionContext;
import org.eclipse.graphiti.features.context.impl.AddConnectionContext;
import org.eclipse.graphiti.features.context.impl.AddContext;
import org.eclipse.graphiti.mm.pictograms.Anchor;
import org.eclipse.graphiti.mm.pictograms.Connection;
import org.eclipse.graphiti.mm.pictograms.ContainerShape;
import org.eclipse.graphiti.mm.pictograms.Diagram;
import org.eclipse.graphiti.mm.pictograms.PictogramElement;
import org.eclipse.graphiti.mm.pictograms.Shape;
/**
* description
*
* @author Henrik Rentz-Reichert initial contribution and API
*
*/
public class SupportUtil {
public static final String SEP = "#";
public static EObject getOwnObject(EObject obj, ResourceSet rs) {
URI uri = EcoreUtil.getURI(obj);
EObject own = rs.getEObject(uri, true);
assert(own!=null): "own object must exist";
return own;
}
public static ContainerShape addItem(EObject obj, int x, int y, ContainerShape container, IFeatureProvider fp) {
return addItem(obj, x, y, container, null, fp);
}
public static ContainerShape addItem(EObject obj, int x, int y, ContainerShape container, Map<String,Anchor> ifitem2anchor, IFeatureProvider fp) {
AddContext addContext = new AddContext();
addContext.setNewObject(obj);
addContext.setTargetContainer(container);
addContext.setX(x);
addContext.setY(y);
ContainerShape newShape = (ContainerShape) fp.addIfPossible(addContext);
assert(newShape!=null): "shape creation must succeed";
if (ifitem2anchor!=null) {
if (obj instanceof ActorContainerRef)
getAnchors((ActorContainerRef)obj, newShape, ifitem2anchor);
else if (obj instanceof InterfaceItem) {
assert(!newShape.getAnchors().isEmpty()): "interface item must have an anchor";
ifitem2anchor.put(SEP+((InterfaceItem)obj).getName(), newShape.getAnchors().get(0));
}
}
return newShape;
}
public static void getAnchors(ActorContainerRef acr, PictogramElement refShape,
final Map<String, Anchor> ifitem2anchor) {
if (refShape instanceof ContainerShape) {
ifitem2anchor.put(acr.getName()+SEP, ((ContainerShape)refShape).getAnchors().get(0));
for (Shape child : ((ContainerShape) refShape).getChildren()) {
if (child instanceof ContainerShape) {
ContainerShape childShape = (ContainerShape) child;
if (!childShape.getAnchors().isEmpty()) {
if (!childShape.getLink().getBusinessObjects().isEmpty()) {
EObject obj = childShape.getLink().getBusinessObjects().get(0);
if (obj instanceof Port) {
ifitem2anchor.put(acr.getName()+SEP+((Port)obj).getName(), childShape.getAnchors().get(0));
}
if (obj instanceof SPPRef) {
ifitem2anchor.put(acr.getName()+SEP+((SPPRef)obj).getName(), childShape.getAnchors().get(0));
}
}
}
}
}
}
}
public static void addRefItem(ActorContainerRef obj, ContainerShape acShape, int x, int y, IFeatureProvider featureProvider, final Map<String, Anchor> ifitem2anchor) {
AddContext addContext = new AddContext();
addContext.setNewObject(obj);
addContext.setTargetContainer(acShape);
addContext.setX(x);
addContext.setY(y);
ContainerShape refShape = (ContainerShape) featureProvider.addIfPossible(addContext);
SupportUtil.getAnchors(obj, refShape, ifitem2anchor);
}
public static void addInterfaceItem(InterfaceItem item, ContainerShape acShape, int x, int y, IFeatureProvider featureProvider, final Map<String, Anchor> ifitem2anchor) {
AddContext addContext = new AddContext();
addContext.setNewObject(item);
addContext.setTargetContainer(acShape);
addContext.setX(x);
addContext.setY(y);
ContainerShape pe = (ContainerShape) featureProvider.addIfPossible(addContext);
assert(!pe.getAnchors().isEmpty()): "interface item should have an anchor";
ifitem2anchor.put(SEP+item.getName(), pe.getAnchors().get(0));
}
public static void addBinding(Binding bind, IFeatureProvider featureProvider,
final Map<String, Anchor> ifitem2anchor) {
String ep1 = getName(bind.getEndpoint1());
String ep2 = getName(bind.getEndpoint2());
Anchor a1 = ifitem2anchor.get(ep1);
Anchor a2 = ifitem2anchor.get(ep2);
assert(a1!=null && a2!=null): "ports for binding must be present";
AddConnectionContext context = new AddConnectionContext(a1, a2);
context.setNewObject(bind);
featureProvider.addIfPossible(context);
}
public static void addLayerConnection(LayerConnection lc, IFeatureProvider featureProvider,
final Map<String, Anchor> ifitem2anchor) {
String ep1 = getName(lc.getFrom());
String ep2 = getName(lc.getTo());
Anchor a1 = ifitem2anchor.get(ep1);
Anchor a2 = ifitem2anchor.get(ep2);
assert(a1!=null && a2!=null): "spps for layer connection must be present";
AddConnectionContext context = new AddConnectionContext(a1, a2);
context.setNewObject(lc);
featureProvider.addIfPossible(context);
}
public static void addInterfaceItems(List<? extends InterfaceItem> items, int y, ContainerShape acShape, int width,
IFeatureProvider fp,
final Map<String, Anchor> ifitem2anchor) {
int n = items.size();
int delta = width/(n+1);
int pos = delta;
for (InterfaceItem item : items) {
SupportUtil.addInterfaceItem(item, acShape, pos+StructureClassSupport.MARGIN, y, fp, ifitem2anchor);
pos += delta;
}
}
public static void addRefItems(List<? extends ActorContainerRef> actorRefs,
ContainerShape acShape, int width,
IFeatureProvider fp, final Map<String, Anchor> ifitem2anchor) {
int ncols = width/ActorContainerRefSupport.DEFAULT_SIZE_X;
int nrows = actorRefs.size()/ncols;
int gap = (width-(ncols*ActorContainerRefSupport.DEFAULT_SIZE_X))/(ncols+1);
int delta = gap+ActorContainerRefSupport.DEFAULT_SIZE_X;
int x0 = gap+ActorContainerRefSupport.DEFAULT_SIZE_X/2;
int y0 = ActorContainerRefSupport.DEFAULT_SIZE_Y*5/2;
int i = 0;
for (ActorContainerRef ar : actorRefs) {
int row = i/ncols;
int col = i%ncols;
if (row>=nrows) {
int nc = actorRefs.size()%ncols;
gap = (width-(nc*ActorContainerRefSupport.DEFAULT_SIZE_X))/(nc+1);
delta = gap+ActorContainerRefSupport.DEFAULT_SIZE_X;
x0 = gap+ActorContainerRefSupport.DEFAULT_SIZE_X/2;
}
int x = x0+delta*col;
int y = y0+(ActorContainerRefSupport.MARGIN+ActorContainerRefSupport.DEFAULT_SIZE_Y)*row;
SupportUtil.addRefItem(ar, acShape, x+StructureClassSupport.MARGIN, y+StructureClassSupport.MARGIN, fp, ifitem2anchor);
++i;
}
}
public static String getName(BindingEndPoint ep) {
String ar = ep.getActorRef()==null? "":ep.getActorRef().getName();
String p = ep.getPort().getName();
return ar+SEP+p;
}
public static String getName(SAPoint sapt) {
if (sapt instanceof RelaySAPoint) {
return SEP+((RelaySAPoint)sapt).getRelay().getName();
}
else if (sapt instanceof RefSAPoint) {
RefSAPoint rpt = (RefSAPoint) sapt;
return rpt.getRef().getName()+SEP;
}
assert(false): "unexpected sub type";
return null;
}
public static String getName(SPPoint sppt) {
return sppt.getRef().getName()+SEP+sppt.getService().getName();
}
public static List<InterfaceItem> getInterfaceItems(ContainerShape shape, IFeatureProvider fp) {
return getInterfaceItems(shape, fp, null);
}
public static List<InterfaceItem> getInterfaceItems(ContainerShape shape, IFeatureProvider fp, Map<String, Anchor> ifitem2anchor) {
List<InterfaceItem> items = new ArrayList<InterfaceItem>();
for (Shape ch : shape.getChildren()) {
Object bo = fp.getBusinessObjectForPictogramElement(ch);
if (bo instanceof InterfaceItem) {
items.add((InterfaceItem)bo);
if (ifitem2anchor!=null)
ifitem2anchor.put(SEP+((InterfaceItem)bo).getName(), ch.getAnchors().get(0));
}
}
return items;
}
public static List<ActorContainerRef> getRefs(ContainerShape shape, IFeatureProvider fp) {
return getRefs(shape, fp, null);
}
public static List<ActorContainerRef> getRefs(ContainerShape shape, IFeatureProvider fp, Map<String, Anchor> ifitem2anchor) {
List<ActorContainerRef> refs = new ArrayList<ActorContainerRef>();
for (Shape ch : shape.getChildren()) {
Object bo = fp.getBusinessObjectForPictogramElement(ch);
if (bo instanceof ActorContainerRef) {
refs.add((ActorContainerRef)bo);
if (ifitem2anchor!=null)
getAnchors((ActorContainerRef)bo, ch, ifitem2anchor);
}
}
return refs;
}
public static List<Binding> getBindings(Diagram diag, IFeatureProvider fp) {
List<Binding> bindings = new ArrayList<Binding>();
for (Connection conn : diag.getConnections()) {
Object bo = fp.getBusinessObjectForPictogramElement(conn);
if (bo instanceof Binding)
bindings.add((Binding)bo);
}
return bindings;
}
public static List<LayerConnection> getConnections(Diagram diag, IFeatureProvider fp) {
List<LayerConnection> bindings = new ArrayList<LayerConnection>();
for (Connection conn : diag.getConnections()) {
Object bo = fp.getBusinessObjectForPictogramElement(conn);
if (bo instanceof LayerConnection)
bindings.add((LayerConnection)bo);
}
return bindings;
}
public static StructureClass getParent(ICreateConnectionContext context, IFeatureProvider fp) {
ContainerShape shape = (ContainerShape) context.getSourcePictogramElement().eContainer();
return getParent(shape, fp);
}
public static StructureClass getParent(ContainerShape shape, IFeatureProvider fp) {
Object bo = fp.getBusinessObjectForPictogramElement(shape);
if (bo instanceof StructureClass)
return (StructureClass) bo;
shape = (ContainerShape) shape.eContainer();
bo = fp.getBusinessObjectForPictogramElement(shape);
if (bo instanceof StructureClass)
return (StructureClass) bo;
return null;
}
public static Port getPort(Anchor anchor, IFeatureProvider fp) {
if (anchor != null) {
Object obj = fp.getBusinessObjectForPictogramElement(anchor.getParent());
if (obj instanceof Port) {
return (Port) obj;
}
}
return null;
}
public static SPPRef getSPPRef(Anchor anchor, IFeatureProvider fp) {
if (anchor != null) {
Object obj = fp.getBusinessObjectForPictogramElement(anchor.getParent());
if (obj instanceof SPPRef) {
return (SPPRef) obj;
}
}
return null;
}
public static ActorContainerRef getRef(Anchor anchor, IFeatureProvider fp) {
if (anchor != null) {
ContainerShape shape = (ContainerShape) anchor.getParent().eContainer();
Object bo = fp.getBusinessObjectForPictogramElement(shape);
if (bo instanceof ActorContainerRef)
return (ActorContainerRef) bo;
shape = (ContainerShape) anchor.getParent();
bo = fp.getBusinessObjectForPictogramElement(shape);
if (bo instanceof ActorContainerRef)
return (ActorContainerRef) bo;
}
return null;
}
}
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