X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.modeling.ui%2Fsrc%2Forg%2Fsimantics%2Fmodeling%2Fui%2Factions%2FImportSVG.java;fp=bundles%2Forg.simantics.modeling.ui%2Fsrc%2Forg%2Fsimantics%2Fmodeling%2Fui%2Factions%2FImportSVG.java;h=8e5a01e4cba5686a2dfcc21882ac34e446a4ab89;hb=969bd23cab98a79ca9101af33334000879fb60c5;hp=0000000000000000000000000000000000000000;hpb=866dba5cd5a3929bbeae85991796acb212338a08;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/actions/ImportSVG.java b/bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/actions/ImportSVG.java
new file mode 100644
index 000000000..8e5a01e4c
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+++ b/bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/actions/ImportSVG.java
@@ -0,0 +1,145 @@
+/*******************************************************************************
+ * 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.actions;
+
+import java.awt.geom.Point2D;
+import java.io.File;
+import java.io.FileNotFoundException;
+import java.io.IOException;
+
+import org.eclipse.core.commands.AbstractHandler;
+import org.eclipse.core.commands.ExecutionEvent;
+import org.eclipse.core.commands.ExecutionException;
+import org.eclipse.swt.widgets.FileDialog;
+import org.eclipse.swt.widgets.Shell;
+import org.eclipse.ui.IEditorPart;
+import org.eclipse.ui.IWorkbenchPart;
+import org.eclipse.ui.PlatformUI;
+import org.eclipse.ui.handlers.HandlerUtil;
+import org.eclipse.ui.part.MultiPageEditorPart;
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.WriteGraph;
+import org.simantics.db.common.ResourceArray;
+import org.simantics.db.common.request.IndexRoot;
+import org.simantics.db.common.request.WriteRequest;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.request.Read;
+import org.simantics.g2d.canvas.ICanvasContext;
+import org.simantics.g2d.participant.MouseUtil;
+import org.simantics.g2d.participant.MouseUtil.MouseInfo;
+import org.simantics.modeling.ModelingResources;
+import org.simantics.scl.commands.Commands;
+import org.simantics.structural.stubs.StructuralResource2;
+import org.simantics.ui.SimanticsUI;
+import org.simantics.ui.workbench.IResourceEditorInput;
+import org.simantics.ui.workbench.ResourceEditorInput;
+import org.simantics.utils.FileUtils;
+import org.simantics.utils.ui.ErrorLogger;
+
+public class ImportSVG extends AbstractHandler {
+
+    @Override
+    public Object execute(ExecutionEvent event) throws ExecutionException {
+        IWorkbenchPart ap = HandlerUtil.getActivePart(event);
+        IEditorPart viewer = null;
+        if (ap instanceof MultiPageEditorPart) {
+            MultiPageEditorPart rfe = (MultiPageEditorPart) ap;
+            IResourceEditorInput in = (ResourceEditorInput) rfe.getEditorInput();
+            final ResourceArray ra = in.getResourceArray();
+            ResourceArray symbolEditorInput;
+            try {
+                symbolEditorInput = SimanticsUI.getSession().syncRequest(new Read<ResourceArray>() {
+                    @Override
+                    public ResourceArray perform(ReadGraph graph) throws DatabaseException {
+                        StructuralResource2 sr = StructuralResource2.getInstance(graph);
+                        ModelingResources mr = ModelingResources.getInstance(graph);
+                        Resource symbol = graph.getPossibleObject(ra.resources[0], mr.ComponentTypeToSymbol);
+                        Resource definedBy = symbol != null ? graph.getPossibleObject(symbol, sr.IsDefinedBy) : null;
+                        ResourceArray result = definedBy != null ? new ResourceArray(definedBy) : ResourceArray.EMPTY;
+                        return result;
+                    }
+                });
+
+                IEditorPart[] eps = rfe.findEditors(new ResourceEditorInput("org.simantics.modeling.ui.symbolEditor", symbolEditorInput));
+                if (eps.length == 0) {
+                    System.out.println("symbol editor part not found from multi page editor part: " + ap);
+                    return null;
+                }
+                viewer = eps[0];
+            } catch (DatabaseException e) {
+                e.printStackTrace();
+                return null;
+            }
+        } else if (ap instanceof IEditorPart) {
+            viewer = (IEditorPart) ap;
+        }
+        ICanvasContext ctx = (ICanvasContext) viewer.getAdapter(ICanvasContext.class);
+        if (ctx == null) {
+            System.out.println("No canvas context");
+            return null;
+        }
+        MouseInfo minfo = ctx.getSingleItem(MouseUtil.class).getMousePressedInfo(0);
+        if(minfo == null) {
+            System.out.println("No mouse info");
+            return null;
+        }
+        final Point2D mpos = minfo.canvasPosition;
+        IResourceEditorInput input = (IResourceEditorInput)viewer.getEditorInput();
+        Resource composite = input.getResource();
+
+        return addSVG(mpos.getX(), mpos.getY(), composite);
+    }
+
+    public static Object addSVG(final double mposX, final double mposY, final Resource composite) {
+
+        Shell shell = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell();
+
+        FileDialog dialog = new FileDialog(shell);
+        dialog.setText("Choose an image to be imported");
+        dialog.setFilterExtensions(new String[] {"*.svg", "*.png"});
+
+        final String filename = dialog.open();
+        if(filename == null)
+            return null;
+
+        File file = new File(filename);
+        try {
+            final byte[] data = FileUtils.readFile(file);
+
+            SimanticsUI.getSession().asyncRequest(new WriteRequest() {
+
+                @Override
+                public void perform(WriteGraph g) throws DatabaseException {
+                    Commands.get(g, "Simantics/Diagram/createSVGElement")
+                            .execute(g, g.syncRequest(new IndexRoot(composite)),
+                                     composite, suffix(filename), data, mposX, mposY);
+                }
+
+            });
+        } catch (FileNotFoundException e) {
+            ErrorLogger.defaultLogError(e);
+        } catch (IOException e) {
+            ErrorLogger.defaultLogError(e);
+        }
+
+        return null;
+
+    }
+
+    private static String suffix(String fileName) {
+        int len = fileName.length();
+        if(len < 3) return null;
+        else return fileName.substring(len-3,len).toLowerCase();
+    }
+
+}