Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.charts / src / org / simantics / charts / editor / ExportToPdfHandler.java

diff --git a/bundles/org.simantics.charts/src/org/simantics/charts/editor/ExportToPdfHandler.java b/bundles/org.simantics.charts/src/org/simantics/charts/editor/ExportToPdfHandler.java
new file mode 100644 (file)
index 0000000..ef7cb52
--- /dev/null
+++ b/bundles/org.simantics.charts/src/org/simantics/charts/editor/ExportToPdfHandler.java
@@ -0,0 +1,124 @@
+/*******************************************************************************\r
+ * Copyright (c) 2011 Association for Decentralized Information Management in\r
+ * 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.charts.editor;\r
+\r
+import java.awt.Toolkit;\r
+import java.awt.datatransfer.Clipboard;\r
+import java.awt.datatransfer.StringSelection;\r
+import java.io.File;\r
+import java.io.IOException;\r
+import java.lang.reflect.InvocationTargetException;\r
+\r
+import org.eclipse.core.commands.AbstractHandler;\r
+import org.eclipse.core.commands.ExecutionEvent;\r
+import org.eclipse.core.commands.ExecutionException;\r
+import org.eclipse.core.runtime.IProgressMonitor;\r
+import org.eclipse.core.runtime.IStatus;\r
+import org.eclipse.core.runtime.Status;\r
+import org.eclipse.jface.operation.IRunnableWithProgress;\r
+import org.eclipse.swt.SWT;\r
+import org.eclipse.swt.widgets.Display;\r
+import org.eclipse.swt.widgets.FileDialog;\r
+import org.eclipse.swt.widgets.Shell;\r
+import org.eclipse.ui.PlatformUI;\r
+import org.eclipse.ui.handlers.HandlerUtil;\r
+import org.simantics.charts.Activator;\r
+import org.simantics.trend.impl.TrendNode;\r
+import org.simantics.trend.util.PrintUtil;\r
+import org.simantics.utils.ui.dialogs.ShowMessage;\r
+\r
+/**\r
+ * @author Tuukka Lehtonen\r
+ */\r
+public class ExportToPdfHandler extends AbstractHandler {\r
+\r
+    FileDialog fd;\r
+    Display display;\r
+\r
+    public ExportToPdfHandler() \r
+    {\r
+        super();\r
+        display = PlatformUI.createDisplay();\r
+        Shell shell = display.getActiveShell();\r
+        fd = new FileDialog( shell, SWT.SAVE );\r
+        fd.setText("Select PDF File");\r
+        fd.setFilterExtensions(new String[] {"*.pdf"});\r
+        fd.setFilterNames(new String[] {"PDF Documents"});\r
+    }\r
+\r
+    @Override\r
+    public Object execute(ExecutionEvent event) throws ExecutionException {\r
+        final TimeSeriesEditor editor = (TimeSeriesEditor) HandlerUtil.getActiveEditor(event);\r
+        final TrendNode trend = editor.trendNode;\r
+\r
+        // TODO: query file name from user, preferably create a wizard.\r
+        String name = trend.getTrendSpec().name;\r
+        fd.setText("Export "+name+" to PDF");\r
+\r
+        String filename = fd.open();\r
+        if (filename == null) return null;\r
+        final File f = new File( filename );\r
+\r
+        IRunnableWithProgress r = new IRunnableWithProgress() {\r
+            @Override\r
+            public void run(IProgressMonitor monitor)\r
+                    throws InvocationTargetException, InterruptedException {\r
+                try {\r
+                    // Ensure all views are built.\r
+                    monitor.setTaskName("Exporting");\r
+                    PrintUtil pu = new PrintUtil();\r
+                    pu.addTrendPage(trend);\r
+                    try {\r
+                        //File f = File.createTempFile("Trend", ".pdf");\r
+                        pu.printPdf(f);\r
+                        System.out.println("Printed Trend to "+f);\r
+                    } catch (IOException e1) {\r
+                       throw new InvocationTargetException( e1 );\r
+                    } \r
+                    monitor.setTaskName("Done");\r
+\r
+                    // Put exported file name into clipboard.\r
+                    Toolkit toolkit = Toolkit.getDefaultToolkit();\r
+                    Clipboard clipboard = toolkit.getSystemClipboard();\r
+                    StringSelection strSel = new StringSelection(f.getAbsolutePath());\r
+                    clipboard.setContents(strSel, null);\r
+                    \r
+                } finally {\r
+                    monitor.done();\r
+                }\r
+            }\r
+        };\r
+\r
+        try {\r
+            PlatformUI.getWorkbench().getProgressService().busyCursorWhile( r );\r
+        } catch (InvocationTargetException e) {\r
+               ShowMessage.showError(e.getCause().getClass().getName(), e.getCause().getMessage());            \r
+               Status s = new Status(IStatus.ERROR, Activator.PLUGIN_ID, "PDF Export failed: "+e.getCause().getMessage(), e.getCause());\r
+               Activator.getDefault().getLog().log(s);\r
+        } catch (InterruptedException e) {\r
+               Status s = new Status(IStatus.ERROR, Activator.PLUGIN_ID, "PDF Export failed: "+e.getCause().getMessage(), e.getCause());\r
+               Activator.getDefault().getLog().log(s);\r
+        }\r
+\r
+        return null;\r
+    }\r
+    \r
+    @Override\r
+    public void dispose() {\r
+       if (display!=null) {\r
+//             display.dispose();\r
+               display = null;\r
+       }\r
+       super.dispose();        \r
+    }\r
+\r
+}\r