-/*******************************************************************************\r
- * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
- * in Industry THTH ry.\r
- * All rights reserved. This program and the accompanying materials\r
- * are made available under the terms of the Eclipse Public License v1.0\r
- * which accompanies this distribution, and is available at\r
- * http://www.eclipse.org/legal/epl-v10.html\r
- *\r
- * Contributors:\r
- * VTT Technical Research Centre of Finland - initial API and implementation\r
- *******************************************************************************/\r
-package org.simantics.modeling.ui.pdf;\r
-\r
-import java.util.concurrent.Semaphore;\r
-import java.util.concurrent.atomic.AtomicReference;\r
-\r
-import org.simantics.db.ReadGraph;\r
-import org.simantics.db.Resource;\r
-import org.simantics.db.common.request.PossibleIndexRoot;\r
-import org.simantics.db.common.request.UniqueRead;\r
-import org.simantics.db.common.utils.NameUtils;\r
-import org.simantics.db.exception.DatabaseException;\r
-import org.simantics.db.exception.ValidationException;\r
-import org.simantics.db.layer0.variable.Variable;\r
-import org.simantics.db.layer0.variable.Variables;\r
-import org.simantics.db.management.ISessionContext;\r
-import org.simantics.diagram.elements.DiagramNodeUtil;\r
-import org.simantics.diagram.stubs.DiagramResource;\r
-import org.simantics.g2d.canvas.Hints;\r
-import org.simantics.g2d.canvas.impl.CanvasContext;\r
-import org.simantics.g2d.scenegraph.ICanvasSceneGraphProvider;\r
-import org.simantics.modeling.requests.Node;\r
-import org.simantics.structural.stubs.StructuralResource2;\r
-import org.simantics.utils.DataContainer;\r
-import org.simantics.utils.datastructures.Pair;\r
-import org.simantics.utils.page.PageDesc;\r
-import org.simantics.utils.threads.IThreadWorkQueue;\r
-import org.simantics.utils.threads.ThreadUtils;\r
-\r
-import com.lowagie.text.Rectangle;\r
-import com.lowagie.text.pdf.FontMapper;\r
-import com.lowagie.text.pdf.PdfWriter;\r
-\r
-/**\r
- * Rasterizes diagram into a PDF document using the com.lowagie.text plug-in.\r
- * \r
- * @author Tuukka Lehtonen\r
- */\r
-public class PDFPainter {\r
-\r
- public static boolean render(\r
- final IThreadWorkQueue thread,\r
- final ISessionContext sessionContext,\r
- PDFExportPlan exportModel,\r
- final Node node,\r
- final PdfWriter writer,\r
- final FontMapper mapper,\r
- final Rectangle pageSize,\r
- final PageDesc pageDesc,\r
- final boolean fitDiagramContentsToPageMargins,\r
- long timeout)\r
- throws InterruptedException, DatabaseException\r
- {\r
- final DataContainer<Boolean> result = new DataContainer<Boolean>(false);\r
- final DataContainer<DatabaseException> exception = new DataContainer<DatabaseException>();\r
-\r
- final CanvasContext ctx = new CanvasContext(thread);\r
- final AtomicReference<ICanvasSceneGraphProvider> sgProvider = new AtomicReference<ICanvasSceneGraphProvider>();\r
-\r
- try {\r
- final Semaphore done = new Semaphore(0);\r
- // IMPORTANT: Load diagram in a different thread than the canvas context thread!\r
- ThreadUtils.getBlockingWorkExecutor().execute(new Runnable() {\r
- @Override\r
- public void run() {\r
- try {\r
- Pair<Resource, String> modelAndRVI = sessionContext.getSession().syncRequest(new UniqueRead<Pair<Resource, String>>() {\r
- @Override\r
- public Pair<Resource, String> perform(ReadGraph graph) throws DatabaseException {\r
- return new Pair<Resource, String>( resolveModel(graph, node), resolveRVI(graph, node) );\r
- }\r
- });\r
- \r
- final Boolean isSymbol = sessionContext.getSession().syncRequest(new UniqueRead<Boolean>() {\r
- @Override\r
- public Boolean perform(ReadGraph graph) throws DatabaseException {\r
- StructuralResource2 STR = StructuralResource2.getInstance(graph);\r
- DiagramResource DIA = DiagramResource.getInstance(graph);\r
- Resource possibleSymbol = graph.getPossibleObject(node.getDiagramResource(), STR.Defines);\r
- return possibleSymbol != null && graph.isInstanceOf(possibleSymbol, DIA.ElementClass);\r
- }\r
- }); \r
- \r
- ICanvasSceneGraphProvider provider = DiagramNodeUtil.loadSceneGraphProvider(ctx, modelAndRVI.first, node.getDiagramResource(), modelAndRVI.second, 5000);\r
- sgProvider.set( provider );\r
- ctx.getDefaultHintContext().setHint(Hints.KEY_PAGE_DESC, pageDesc);\r
-\r
-// StringBuilder b = new StringBuilder();\r
-// NodeUtil.printTreeNodes(ctx.getCanvasNode(), b);\r
-// System.err.println(b.toString());\r
-\r
- ThreadUtils.asyncExec(thread, new Runnable() {\r
- @Override\r
- public void run() {\r
- try {\r
- PDFBuilder chassis = new PDFBuilder(writer, mapper, pageSize, pageDesc, fitDiagramContentsToPageMargins || isSymbol);\r
- \r
- chassis.paint(ctx, true);\r
- } finally {\r
- done.release();\r
- }\r
- }\r
- });\r
- } catch (DatabaseException e) {\r
- done.release();\r
- exception.set(e);\r
- } catch (Throwable e) {\r
- done.release();\r
- exception.set(new DatabaseException(e));\r
- } finally {\r
- done.release();\r
- }\r
- }\r
- });\r
-\r
- done.acquire(2);\r
- if (exception.get() != null)\r
- throw exception.get();\r
- return result.get();\r
- } finally {\r
- if (sgProvider.get() != null)\r
- sgProvider.get().dispose();\r
- ctx.dispose();\r
- }\r
- }\r
-\r
- private static Resource resolveModel(ReadGraph graph, Node node) throws DatabaseException {\r
- Resource composite = node.getDefiningResources().head();\r
- Resource model = graph.syncRequest(new PossibleIndexRoot(composite));\r
-// Resource model = StructuralVariables.getModel(graph, composite);\r
- if (model == null)\r
- throw new ValidationException("no model found for composite " + NameUtils.getSafeName(graph, composite));\r
- return model;\r
- }\r
-\r
-// private static String resolveModelURI(ReadGraph graph, final Node node) throws DatabaseException {\r
-// return graph.getURI(resolveModel(graph, node));\r
-// }\r
-\r
- private static String resolveRVI(ReadGraph graph, final Node node) throws DatabaseException {\r
- String RVI = node.getRVI();\r
- if(RVI != null) return RVI;\r
- Resource composite = node.getDefiningResources().head();\r
- Variable var = Variables.getVariable(graph, composite);\r
- org.simantics.db.layer0.variable.RVI rvi = var.getPossibleRVI(graph);\r
- if(rvi == null) return null;\r
- return rvi.toString();\r
-// final ResourceArray compositePath = StructuralVariables.getCompositeArray(graph, composite);\r
-// final ResourceArray variablePath = compositePath.removeFromBeginning(1);\r
-// return StructuralVariables.getRVI(graph, variablePath);\r
- }\r
-\r
-}\r
+/*******************************************************************************
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management
+ * in Industry THTH ry.
+ * 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
+ *
+ * Contributors:
+ * VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+package org.simantics.modeling.ui.pdf;
+
+import java.util.concurrent.Semaphore;
+import java.util.concurrent.atomic.AtomicReference;
+
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.common.request.PossibleIndexRoot;
+import org.simantics.db.common.request.UniqueRead;
+import org.simantics.db.common.utils.NameUtils;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.exception.ValidationException;
+import org.simantics.db.layer0.variable.Variable;
+import org.simantics.db.layer0.variable.Variables;
+import org.simantics.db.management.ISessionContext;
+import org.simantics.diagram.elements.DiagramNodeUtil;
+import org.simantics.diagram.stubs.DiagramResource;
+import org.simantics.g2d.canvas.Hints;
+import org.simantics.g2d.canvas.impl.CanvasContext;
+import org.simantics.g2d.scenegraph.ICanvasSceneGraphProvider;
+import org.simantics.modeling.requests.Node;
+import org.simantics.structural.stubs.StructuralResource2;
+import org.simantics.utils.DataContainer;
+import org.simantics.utils.datastructures.Pair;
+import org.simantics.utils.page.PageDesc;
+import org.simantics.utils.threads.IThreadWorkQueue;
+import org.simantics.utils.threads.ThreadUtils;
+
+import com.lowagie.text.Rectangle;
+import com.lowagie.text.pdf.FontMapper;
+import com.lowagie.text.pdf.PdfWriter;
+
+/**
+ * Rasterizes diagram into a PDF document using the com.lowagie.text plug-in.
+ *
+ * @author Tuukka Lehtonen
+ */
+public class PDFPainter {
+
+ public static boolean render(
+ final IThreadWorkQueue thread,
+ final ISessionContext sessionContext,
+ PDFExportPlan exportModel,
+ final Node node,
+ final PdfWriter writer,
+ final FontMapper mapper,
+ final Rectangle pageSize,
+ final PageDesc pageDesc,
+ final boolean fitDiagramContentsToPageMargins,
+ long timeout)
+ throws InterruptedException, DatabaseException
+ {
+ final DataContainer<Boolean> result = new DataContainer<Boolean>(false);
+ final DataContainer<DatabaseException> exception = new DataContainer<DatabaseException>();
+
+ final CanvasContext ctx = new CanvasContext(thread);
+ final AtomicReference<ICanvasSceneGraphProvider> sgProvider = new AtomicReference<ICanvasSceneGraphProvider>();
+
+ try {
+ final Semaphore done = new Semaphore(0);
+ // IMPORTANT: Load diagram in a different thread than the canvas context thread!
+ ThreadUtils.getBlockingWorkExecutor().execute(new Runnable() {
+ @Override
+ public void run() {
+ try {
+ Pair<Resource, String> modelAndRVI = sessionContext.getSession().syncRequest(new UniqueRead<Pair<Resource, String>>() {
+ @Override
+ public Pair<Resource, String> perform(ReadGraph graph) throws DatabaseException {
+ return new Pair<Resource, String>( resolveModel(graph, node), resolveRVI(graph, node) );
+ }
+ });
+
+ final Boolean isSymbol = sessionContext.getSession().syncRequest(new UniqueRead<Boolean>() {
+ @Override
+ public Boolean perform(ReadGraph graph) throws DatabaseException {
+ StructuralResource2 STR = StructuralResource2.getInstance(graph);
+ DiagramResource DIA = DiagramResource.getInstance(graph);
+ Resource possibleSymbol = graph.getPossibleObject(node.getDiagramResource(), STR.Defines);
+ return possibleSymbol != null && graph.isInstanceOf(possibleSymbol, DIA.ElementClass);
+ }
+ });
+
+ ICanvasSceneGraphProvider provider = DiagramNodeUtil.loadSceneGraphProvider(ctx, modelAndRVI.first, node.getDiagramResource(), modelAndRVI.second, 5000);
+ sgProvider.set( provider );
+ ctx.getDefaultHintContext().setHint(Hints.KEY_PAGE_DESC, pageDesc);
+
+// StringBuilder b = new StringBuilder();
+// NodeUtil.printTreeNodes(ctx.getCanvasNode(), b);
+// System.err.println(b.toString());
+
+ ThreadUtils.asyncExec(thread, new Runnable() {
+ @Override
+ public void run() {
+ try {
+ PDFBuilder chassis = new PDFBuilder(writer, mapper, pageSize, pageDesc, fitDiagramContentsToPageMargins || isSymbol);
+
+ chassis.paint(ctx, true);
+ } finally {
+ done.release();
+ }
+ }
+ });
+ } catch (DatabaseException e) {
+ done.release();
+ exception.set(e);
+ } catch (Throwable e) {
+ done.release();
+ exception.set(new DatabaseException(e));
+ } finally {
+ done.release();
+ }
+ }
+ });
+
+ done.acquire(2);
+ if (exception.get() != null)
+ throw exception.get();
+ return result.get();
+ } finally {
+ if (sgProvider.get() != null)
+ sgProvider.get().dispose();
+ ctx.dispose();
+ }
+ }
+
+ private static Resource resolveModel(ReadGraph graph, Node node) throws DatabaseException {
+ Resource composite = node.getDefiningResources().head();
+ Resource model = graph.syncRequest(new PossibleIndexRoot(composite));
+// Resource model = StructuralVariables.getModel(graph, composite);
+ if (model == null)
+ throw new ValidationException("no model found for composite " + NameUtils.getSafeName(graph, composite));
+ return model;
+ }
+
+// private static String resolveModelURI(ReadGraph graph, final Node node) throws DatabaseException {
+// return graph.getURI(resolveModel(graph, node));
+// }
+
+ private static String resolveRVI(ReadGraph graph, final Node node) throws DatabaseException {
+ String RVI = node.getRVI();
+ if(RVI != null) return RVI;
+ Resource composite = node.getDefiningResources().head();
+ Variable var = Variables.getVariable(graph, composite);
+ org.simantics.db.layer0.variable.RVI rvi = var.getPossibleRVI(graph);
+ if(rvi == null) return null;
+ return rvi.toString();
+// final ResourceArray compositePath = StructuralVariables.getCompositeArray(graph, composite);
+// final ResourceArray variablePath = compositePath.removeFromBeginning(1);
+// return StructuralVariables.getRVI(graph, variablePath);
+ }
+
+}
Code Review / simantics / platform.git / blobdiff