-package org.simantics.diagram.svg.export;\r
-\r
-\r
-import java.awt.Point;\r
-import java.util.concurrent.Semaphore;\r
-import java.util.concurrent.atomic.AtomicReference;\r
-\r
-import org.apache.batik.svggen.SVGGraphics2D;\r
-import org.simantics.Simantics;\r
-import org.simantics.db.ReadGraph;\r
-import org.simantics.db.Resource;\r
-import org.simantics.db.common.ResourceArray;\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.management.ISessionContext;\r
-import org.simantics.db.request.Read;\r
-import org.simantics.diagram.elements.DiagramNodeUtil;\r
-import org.simantics.diagram.export.ImagePrinter;\r
-import org.simantics.diagram.stubs.DiagramResource;\r
-import org.simantics.g2d.canvas.impl.CanvasContext;\r
-import org.simantics.g2d.scenegraph.ICanvasSceneGraphProvider;\r
-import org.simantics.layer0.Layer0;\r
-import org.simantics.modeling.ModelingResources;\r
-import org.simantics.structural.stubs.StructuralResource2;\r
-import org.simantics.structural2.StructuralVariables;\r
-import org.simantics.utils.DataContainer;\r
-import org.simantics.utils.datastructures.Pair;\r
-import org.simantics.utils.page.MarginUtils.Margins;\r
-import org.simantics.utils.threads.ThreadUtils;\r
-import org.simantics.utils.threads.WorkerThread;\r
-\r
-\r
-public class DiagramToSVG {\r
- \r
- \r
- public static String diagramToSVG(Resource diagram) {\r
-\r
- try {\r
- ImagePrinter.ImageExportPlan exportPlan = new ImagePrinter.ImageExportPlan();\r
- exportPlan.margin = 0.05;\r
- exportPlan.dpi = 96.0;\r
- exportPlan.diagram = diagram;\r
- return render(diagram,exportPlan);\r
- } catch (Exception e) {\r
- e.printStackTrace();\r
- return "<b>error</b> "+ e.getMessage();\r
- }\r
- \r
- \r
- }\r
- \r
- public static String diagramToSVG(Resource diagram, int width, int height) {\r
-\r
- try {\r
- ImagePrinter.ImageExportPlan exportPlan = new ImagePrinter.ImageExportPlan();\r
- exportPlan.margin = 0.05;\r
- exportPlan.size = new Point(width, height);\r
- exportPlan.diagram = diagram;\r
- return render(diagram,exportPlan);\r
- } catch (Exception e) {\r
- e.printStackTrace();\r
- return "<b>error</b> "+ e.getMessage();\r
- }\r
- \r
- \r
- }\r
- \r
- public static String diagramToSVG(Resource diagram, double dpi) {\r
-\r
- try {\r
- ImagePrinter.ImageExportPlan exportPlan = new ImagePrinter.ImageExportPlan();\r
- exportPlan.margin = 0.05;\r
- exportPlan.dpi = dpi;\r
- exportPlan.diagram = diagram;\r
- return render(diagram,exportPlan);\r
- } catch (Exception e) {\r
- e.printStackTrace();\r
- return "<b>error</b> "+ e.getMessage();\r
- }\r
- \r
- \r
- }\r
- \r
- public static String diagramToSVG(Resource diagram, ImagePrinter.ImageExportPlan exportPlan, Margins margins, SVGGraphics2D svgGenerator) {\r
-\r
- try {\r
- return render(diagram,exportPlan,margins,svgGenerator);\r
- } catch (Exception e) {\r
- e.printStackTrace();\r
- return "<b>error</b> "+ e.getMessage();\r
- }\r
- \r
- }\r
- \r
- private static String render(final Resource input, final ImagePrinter.ImageExportPlan exportPlan) throws Exception {\r
- return render(input, exportPlan, null, SVGBuilder.defaultSVGGenerator()); \r
- }\r
- \r
- private static String render(final Resource input, final ImagePrinter.ImageExportPlan exportPlan, Margins margins, SVGGraphics2D svgExporter) throws Exception {\r
- Resource diagram = Simantics.getSession().syncRequest(new Read<Resource>() {\r
- @Override\r
- public Resource perform(ReadGraph graph) throws DatabaseException {\r
- DiagramResource DIA = DiagramResource.getInstance(graph);\r
- if (graph.isInstanceOf(input, DIA.Diagram))\r
- return input;\r
- StructuralResource2 SR = StructuralResource2.getInstance(graph);\r
- ModelingResources MOD = ModelingResources.getInstance(graph);\r
- Layer0 L0 = Layer0.getInstance(graph);\r
- if (graph.isInstanceOf(input, SR.Composite)) {\r
- Resource possibleDiagram = graph.getPossibleObject(input, MOD.CompositeToDiagram);\r
- if (possibleDiagram != null)\r
- return possibleDiagram;\r
- for (Resource r : graph.getObjects(input, L0.ConsistsOf)) {\r
- if (graph.isInstanceOf(r, SR.Composite)) {\r
- possibleDiagram = graph.getPossibleObject(input, MOD.CompositeToDiagram);\r
- if (possibleDiagram != null)\r
- return possibleDiagram;\r
- }\r
- }\r
- }\r
- return null;\r
- }\r
- });\r
- if (diagram == null)\r
- throw new DatabaseException("Input " + input + " cannot be resolved as diagram");\r
- \r
- \r
- \r
- \r
- final WorkerThread thread = new WorkerThread("Diagram Image Painter");\r
- thread.start();\r
- \r
- final CanvasContext ctx = new CanvasContext(thread);\r
- final AtomicReference<ICanvasSceneGraphProvider> sgProvider = new AtomicReference<ICanvasSceneGraphProvider>();\r
- final ISessionContext sessionContext = Simantics.getSessionContext();\r
- final DataContainer<String> result = new DataContainer<String>(null);\r
- final DataContainer<Exception> exception = new DataContainer<Exception>(null);\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, exportPlan.diagram ), resolveRVI(graph, exportPlan.diagram) );\r
- }\r
- });\r
-\r
- ICanvasSceneGraphProvider provider = DiagramNodeUtil.loadSceneGraphProvider(ctx, modelAndRVI.first, exportPlan.diagram, modelAndRVI.second);\r
- sgProvider.set( provider );\r
- \r
- ThreadUtils.asyncExec(thread, new Runnable() {\r
- @Override\r
- public void run() {\r
- try {\r
- SVGBuilder chassis = margins != null ?\r
- new SVGBuilder(exportPlan.dpi,exportPlan.size,margins) :\r
- new SVGBuilder(exportPlan.dpi,exportPlan.size,exportPlan.margin);\r
- \r
- result.set(chassis.paint(ctx, svgExporter));\r
- } catch (Exception e) {\r
- exception.set(e);\r
- } finally {\r
- done.release();\r
- }\r
- }\r
- });\r
- } catch (DatabaseException e) {\r
- exception.set(e);\r
- done.release();\r
- } catch (Throwable e) {\r
- exception.set(new DatabaseException(e));\r
- done.release();\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, Resource diagram) throws DatabaseException {\r
- ModelingResources mod = ModelingResources.getInstance(graph);\r
- Resource composite = graph.getSingleObject(diagram, mod.DiagramToComposite);\r
- Resource model = graph.syncRequest(new PossibleIndexRoot(composite));\r
- if (model == null)\r
- throw new ValidationException("no model found for composite " + NameUtils.getSafeName(graph, composite));\r
- return model;\r
- }\r
-\r
-\r
-\r
- private static String resolveRVI(ReadGraph graph, Resource diagram) throws DatabaseException {\r
- ModelingResources mod = ModelingResources.getInstance(graph);\r
- Resource composite = graph.getSingleObject(diagram, mod.DiagramToComposite);\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
+package org.simantics.diagram.svg.export;
+
+
+import java.awt.Point;
+import java.util.concurrent.Semaphore;
+import java.util.concurrent.atomic.AtomicReference;
+
+import org.apache.batik.svggen.SVGGraphics2D;
+import org.simantics.Simantics;
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.common.ResourceArray;
+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.management.ISessionContext;
+import org.simantics.db.request.Read;
+import org.simantics.diagram.elements.DiagramNodeUtil;
+import org.simantics.diagram.export.ImagePrinter;
+import org.simantics.diagram.stubs.DiagramResource;
+import org.simantics.g2d.canvas.impl.CanvasContext;
+import org.simantics.g2d.scenegraph.ICanvasSceneGraphProvider;
+import org.simantics.layer0.Layer0;
+import org.simantics.modeling.ModelingResources;
+import org.simantics.structural.stubs.StructuralResource2;
+import org.simantics.structural2.StructuralVariables;
+import org.simantics.utils.DataContainer;
+import org.simantics.utils.datastructures.Pair;
+import org.simantics.utils.page.MarginUtils.Margins;
+import org.simantics.utils.threads.ThreadUtils;
+import org.simantics.utils.threads.WorkerThread;
+
+
+public class DiagramToSVG {
+
+
+ public static String diagramToSVG(Resource diagram) {
+
+ try {
+ ImagePrinter.ImageExportPlan exportPlan = new ImagePrinter.ImageExportPlan();
+ exportPlan.margin = 0.05;
+ exportPlan.dpi = 96.0;
+ exportPlan.diagram = diagram;
+ return render(diagram,exportPlan);
+ } catch (Exception e) {
+ e.printStackTrace();
+ return "<b>error</b> "+ e.getMessage();
+ }
+
+
+ }
+
+ public static String diagramToSVG(Resource diagram, int width, int height) {
+
+ try {
+ ImagePrinter.ImageExportPlan exportPlan = new ImagePrinter.ImageExportPlan();
+ exportPlan.margin = 0.05;
+ exportPlan.size = new Point(width, height);
+ exportPlan.diagram = diagram;
+ return render(diagram,exportPlan);
+ } catch (Exception e) {
+ e.printStackTrace();
+ return "<b>error</b> "+ e.getMessage();
+ }
+
+
+ }
+
+ public static String diagramToSVG(Resource diagram, double dpi) {
+
+ try {
+ ImagePrinter.ImageExportPlan exportPlan = new ImagePrinter.ImageExportPlan();
+ exportPlan.margin = 0.05;
+ exportPlan.dpi = dpi;
+ exportPlan.diagram = diagram;
+ return render(diagram,exportPlan);
+ } catch (Exception e) {
+ e.printStackTrace();
+ return "<b>error</b> "+ e.getMessage();
+ }
+
+
+ }
+
+ public static String diagramToSVG(Resource diagram, ImagePrinter.ImageExportPlan exportPlan, Margins margins, SVGGraphics2D svgGenerator) {
+
+ try {
+ return render(diagram,exportPlan,margins,svgGenerator);
+ } catch (Exception e) {
+ e.printStackTrace();
+ return "<b>error</b> "+ e.getMessage();
+ }
+
+ }
+
+ private static String render(final Resource input, final ImagePrinter.ImageExportPlan exportPlan) throws Exception {
+ return render(input, exportPlan, null, SVGBuilder.defaultSVGGenerator());
+ }
+
+ private static String render(final Resource input, final ImagePrinter.ImageExportPlan exportPlan, Margins margins, SVGGraphics2D svgExporter) throws Exception {
+ Resource diagram = Simantics.getSession().syncRequest(new Read<Resource>() {
+ @Override
+ public Resource perform(ReadGraph graph) throws DatabaseException {
+ DiagramResource DIA = DiagramResource.getInstance(graph);
+ if (graph.isInstanceOf(input, DIA.Diagram))
+ return input;
+ StructuralResource2 SR = StructuralResource2.getInstance(graph);
+ ModelingResources MOD = ModelingResources.getInstance(graph);
+ Layer0 L0 = Layer0.getInstance(graph);
+ if (graph.isInstanceOf(input, SR.Composite)) {
+ Resource possibleDiagram = graph.getPossibleObject(input, MOD.CompositeToDiagram);
+ if (possibleDiagram != null)
+ return possibleDiagram;
+ for (Resource r : graph.getObjects(input, L0.ConsistsOf)) {
+ if (graph.isInstanceOf(r, SR.Composite)) {
+ possibleDiagram = graph.getPossibleObject(input, MOD.CompositeToDiagram);
+ if (possibleDiagram != null)
+ return possibleDiagram;
+ }
+ }
+ }
+ return null;
+ }
+ });
+ if (diagram == null)
+ throw new DatabaseException("Input " + input + " cannot be resolved as diagram");
+
+
+
+
+ final WorkerThread thread = new WorkerThread("Diagram Image Painter");
+ thread.start();
+
+ final CanvasContext ctx = new CanvasContext(thread);
+ final AtomicReference<ICanvasSceneGraphProvider> sgProvider = new AtomicReference<ICanvasSceneGraphProvider>();
+ final ISessionContext sessionContext = Simantics.getSessionContext();
+ final DataContainer<String> result = new DataContainer<String>(null);
+ final DataContainer<Exception> exception = new DataContainer<Exception>(null);
+ 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, exportPlan.diagram ), resolveRVI(graph, exportPlan.diagram) );
+ }
+ });
+
+ ICanvasSceneGraphProvider provider = DiagramNodeUtil.loadSceneGraphProvider(ctx, modelAndRVI.first, exportPlan.diagram, modelAndRVI.second);
+ sgProvider.set( provider );
+
+ ThreadUtils.asyncExec(thread, new Runnable() {
+ @Override
+ public void run() {
+ try {
+ SVGBuilder chassis = margins != null ?
+ new SVGBuilder(exportPlan.dpi,exportPlan.size,margins) :
+ new SVGBuilder(exportPlan.dpi,exportPlan.size,exportPlan.margin);
+
+ result.set(chassis.paint(ctx, svgExporter));
+ } catch (Exception e) {
+ exception.set(e);
+ } finally {
+ done.release();
+ }
+ }
+ });
+ } catch (DatabaseException e) {
+ exception.set(e);
+ done.release();
+ } catch (Throwable e) {
+ exception.set(new DatabaseException(e));
+ done.release();
+ } 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, Resource diagram) throws DatabaseException {
+ ModelingResources mod = ModelingResources.getInstance(graph);
+ Resource composite = graph.getSingleObject(diagram, mod.DiagramToComposite);
+ Resource model = graph.syncRequest(new PossibleIndexRoot(composite));
+ if (model == null)
+ throw new ValidationException("no model found for composite " + NameUtils.getSafeName(graph, composite));
+ return model;
+ }
+
+
+
+ private static String resolveRVI(ReadGraph graph, Resource diagram) throws DatabaseException {
+ ModelingResources mod = ModelingResources.getInstance(graph);
+ Resource composite = graph.getSingleObject(diagram, mod.DiagramToComposite);
+ final ResourceArray compositePath = StructuralVariables.getCompositeArray(graph, composite);
+ final ResourceArray variablePath = compositePath.removeFromBeginning(1);
+ return StructuralVariables.getRVI(graph, variablePath);
+ }
+
+}