*    Gregory Amerson - [346172] [diagram] Add print, zoom, save as image actions  

        <id>Sapphire.Diagram.Zoom.In</id>

        <label>zoom in</label>

        <image>org/eclipse/sapphire/ui/actions/ZoomIn.gif</image>

        <description>Zoom in the diagram.</description>

        <location>after:Sapphire.Diagram.Layout</location>

        <group>Sapphire.Diagram.Appearance</group>

        <context>Sapphire.Diagram.Editor</context>

        <context>Sapphire.Diagram.Header</context>

    </action>

    <action>

        <id>Sapphire.Diagram.Zoom.Out</id>

        <label>zoom in</label>

        <image>org/eclipse/sapphire/ui/actions/ZoomOut.gif</image>

        <description>Zoom out the diagram.</description>

        <location>after:Sapphire.Diagram.Zoom.In</location>

        <group>Sapphire.Diagram.Appearance</group>

        <context>Sapphire.Diagram.Editor</context>

        <context>Sapphire.Diagram.Header</context>

    </action>

    <action>

    <action>

        <id>Sapphire.Diagram.Save.As.Image</id>

        <label>save as image</label>

        <image>org/eclipse/sapphire/ui/actions/SaveAsImage.gif</image>

        <description>Save the diagram as an image.</description>

        <context>Sapphire.Diagram.Editor</context>

        <context>Sapphire.Diagram.Header</context>

    </action>

    <action>

        <id>Sapphire.Diagram.Print</id>

        <label>Print</label>

        <image>org/eclipse/sapphire/ui/actions/Print.gif</image>

        <description>Print the diagram.</description>

        <location>after:Sapphire.Diagram.Save.As.Image</location>

        <context>Sapphire.Diagram.Editor</context>

        <context>Sapphire.Diagram.Header</context>

    </action>

 *    Gregory Amerson - [346172] [diagram] Add print, zoom, save as image actions

            SapphireActionSystem.CONTEXT_DIAGRAM_HEADER,

 *    Gregory Amerson - [346172] [diagram] Add print, zoom, save as image actions

    <action-handler>

        <action>Sapphire.Diagram.Print</action>

        <context>Sapphire.Diagram.Editor</context>

        <context>Sapphire.Diagram.Header</context>

        <impl>org.eclipse.sapphire.ui.swt.gef.actions.PrintDiagramActionHandler</impl>

    </action-handler>

    <action-handler>

        <action>Sapphire.Diagram.Save.As.Image</action>

        <context>Sapphire.Diagram.Editor</context>

        <context>Sapphire.Diagram.Header</context>

        <impl>org.eclipse.sapphire.ui.swt.gef.actions.SaveAsImageDiagramActionHandler</impl>

    </action-handler>

    <action-handler>

        <action>Sapphire.Diagram.Zoom.In</action>

        <context>Sapphire.Diagram.Editor</context>

        <context>Sapphire.Diagram.Header</context>

        <impl>org.eclipse.sapphire.ui.swt.gef.actions.ZoomDiagramActionHandler</impl>

        <param>

            <name>zoom</name>

            <value>in</value>

        </param>

    </action-handler>

    <action-handler>

        <action>Sapphire.Diagram.Zoom.Out</action>

        <context>Sapphire.Diagram.Editor</context>

        <context>Sapphire.Diagram.Header</context>

        <impl>org.eclipse.sapphire.ui.swt.gef.actions.ZoomDiagramActionHandler</impl>

        <param>

            <name>zoom</name>

            <value>out</value>

        </param>

    </action-handler>

/******************************************************************************

 * Copyright (c) 2012 Liferay

 * 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:

 *    Gregory Amerson - initial implementation

 ******************************************************************************/

package org.eclipse.sapphire.ui.swt.gef.actions;

import org.eclipse.gef.ui.actions.PrintAction;

import org.eclipse.sapphire.ui.SapphireRenderingContext;

import org.eclipse.sapphire.ui.diagram.SapphireDiagramActionHandler;

import org.eclipse.sapphire.ui.swt.gef.DiagramRenderingContext;

import org.eclipse.sapphire.ui.swt.gef.SapphireDiagramEditor;

/**

 * @author <a href="mailto:gregory.amerson@liferay.com">Gregory Amerson</a>

 */

public class PrintDiagramActionHandler extends SapphireDiagramActionHandler

{

    @Override

    public boolean canExecute( Object obj )

    {

        return true;

    }

    @Override

    protected Object run( SapphireRenderingContext context )

    {

        DiagramRenderingContext diagramContext = (DiagramRenderingContext) context;

        SapphireDiagramEditor diagramEditor = diagramContext.getDiagramEditor();

        if( diagramEditor != null )

        {

            new PrintAction( diagramEditor ).run();

        }

        return null;

    }

}

/******************************************************************************

 * Copyright (c) 2012 Liferay

 * 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:

 *    Gregory Amerson - initial implementation

 ******************************************************************************/

package org.eclipse.sapphire.ui.swt.gef.actions;

import java.io.FileNotFoundException;

import java.io.FileOutputStream;

import org.eclipse.draw2d.IFigure;

import org.eclipse.draw2d.SWTGraphics;

import org.eclipse.draw2d.geometry.Rectangle;

import org.eclipse.gef.GraphicalViewer;

import org.eclipse.gef.LayerConstants;

import org.eclipse.gef.editparts.ScalableFreeformRootEditPart;

import org.eclipse.sapphire.ui.SapphireRenderingContext;

import org.eclipse.sapphire.ui.diagram.SapphireDiagramActionHandler;

import org.eclipse.sapphire.ui.swt.gef.DiagramRenderingContext;

import org.eclipse.sapphire.ui.swt.gef.SapphireDiagramEditor;

import org.eclipse.swt.SWT;

import org.eclipse.swt.graphics.GC;

import org.eclipse.swt.graphics.Image;

import org.eclipse.swt.graphics.ImageData;

import org.eclipse.swt.graphics.ImageLoader;

import org.eclipse.swt.widgets.Display;

import org.eclipse.swt.widgets.FileDialog;

import org.eclipse.ui.IEditorInput;

import org.eclipse.ui.IFileEditorInput;

/**

 * @author <a href="mailto:gregory.amerson@liferay.com">Gregory Amerson</a>

 */

public class SaveAsImageDiagramActionHandler extends SapphireDiagramActionHandler

{

    @Override

    public boolean canExecute( Object obj )

    {

        return true;

    }

    @Override

    protected Object run( SapphireRenderingContext context )

    {

        DiagramRenderingContext diagramContext = (DiagramRenderingContext) context;

        SapphireDiagramEditor diagramEditor = diagramContext.getDiagramEditor();

        if( diagramEditor != null )

        {

            FileDialog dialog = new FileDialog( context.getShell(), SWT.SAVE );

            IEditorInput editorInput = diagramEditor.getPart().adapt( IEditorInput.class );

            if( editorInput instanceof IFileEditorInput )

            {

                dialog.setFilterPath( ( (IFileEditorInput) editorInput ).getFile().getParent().getRawLocation().toOSString() );

            }

            dialog.setFileName( editorInput.getName().replaceAll( ".xml", ".png" ) );

            dialog.setFilterExtensions( new String[] { "*.png" } );

            dialog.setText( "Save as image" );

            dialog.setOverwrite( true );

            String filePath = dialog.open();

            if( filePath == null )

            {

                return null;

            }

            GraphicalViewer graphicalViewer = (GraphicalViewer) diagramEditor.getAdapter( GraphicalViewer.class );

            ScalableFreeformRootEditPart rootEditPart =

                (ScalableFreeformRootEditPart) graphicalViewer.getRootEditPart();

            IFigure figure = rootEditPart.getLayer( LayerConstants.PRINTABLE_LAYERS );

            Rectangle rectangle = figure.getBounds();

            Image image = new Image( Display.getDefault(), rectangle.width, rectangle.height );

            GC gc = new GC( image );

            SWTGraphics graphics = new SWTGraphics( gc );

            graphics.translate( rectangle.x * -1, rectangle.y * -1 );

            figure.paint( graphics );

            ImageLoader loader = new ImageLoader();

            loader.data = new ImageData[] { image.getImageData() };

            try

            {

                loader.save( new FileOutputStream( filePath ), SWT.IMAGE_PNG );

            }

            catch( FileNotFoundException e )

            {

            }

        }

        return null;

    }

}

/******************************************************************************

 * Copyright (c) 2012 Liferay

 * 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:

 *    Gregory Amerson - initial implementation

 ******************************************************************************/

package org.eclipse.sapphire.ui.swt.gef.actions;

import org.eclipse.gef.GraphicalViewer;

import org.eclipse.gef.editparts.ZoomManager;

import org.eclipse.gef.ui.actions.ZoomInAction;

import org.eclipse.gef.ui.actions.ZoomOutAction;

import org.eclipse.sapphire.ui.SapphireAction;

import org.eclipse.sapphire.ui.SapphireRenderingContext;

import org.eclipse.sapphire.ui.def.ActionHandlerDef;

import org.eclipse.sapphire.ui.diagram.SapphireDiagramActionHandler;

import org.eclipse.sapphire.ui.swt.gef.DiagramRenderingContext;

import org.eclipse.sapphire.ui.swt.gef.SapphireDiagramEditor;

/**

 * @author <a href="mailto:gregory.amerson@liferay.com">Gregory Amerson</a>

 */

public class ZoomDiagramActionHandler extends SapphireDiagramActionHandler

{

    private boolean zoomOut = true;

    @Override

    public boolean canExecute( Object obj )

    {

        return true;

    }

    @Override

    public void init( SapphireAction action, ActionHandlerDef def )

    {

        super.init( action, def );

        String zoom = def.getParam( "zoom" );

        if( "in".equals( zoom ) )

        {

            this.zoomOut = false;

        }

    }

    @Override

    protected Object run( SapphireRenderingContext context )

    {

        DiagramRenderingContext diagramContext = (DiagramRenderingContext) context;

        SapphireDiagramEditor diagramEditor = diagramContext.getDiagramEditor();

        if( diagramEditor != null )

        {

            GraphicalViewer graphicalViewer = (GraphicalViewer) diagramEditor.getAdapter( GraphicalViewer.class );

            ZoomManager zoomManager = (ZoomManager) graphicalViewer.getProperty( ZoomManager.class.toString() );

            if( this.zoomOut )

            {

                new ZoomOutAction( zoomManager ).run();

            }

            else

            {

                new ZoomInAction( zoomManager ).run();

            }

        }

        return null;

    }

}