CreateNodeXLControl()
{
m_oNodeXLWithAxesControl = new NodeXLWithAxesControl();
m_oNodeXLWithAxesControl.XAxis.Label = "This is the x-axis";
m_oNodeXLWithAxesControl.YAxis.Label = "This is the y-axis";
m_oNodeXLControl = m_oNodeXLWithAxesControl.NodeXLControl;
m_oNodeXLControl.SelectionChanged +=
new System.EventHandler(this.m_oNodeXLControl_SelectionChanged);
m_oNodeXLControl.VertexClick +=
new Microsoft.NodeXL.Core.VertexEventHandler(
this.m_oNodeXLControl_VertexClick);
m_oNodeXLControl.VertexDoubleClick +=
new Microsoft.NodeXL.Core.VertexEventHandler(
this.m_oNodeXLControl_VertexDoubleClick);
m_oNodeXLControl.VertexMouseHover +=
new Microsoft.NodeXL.Core.VertexEventHandler(
this.m_oNodeXLControl_VertexMouseHover);
m_oNodeXLControl.VertexMouseLeave +=
new EventHandler(this.m_oNodeXLControl_VertexMouseLeave);
m_oNodeXLControl.VerticesMoved +=
new Microsoft.NodeXL.Visualization.Wpf.VerticesMovedEventHandler(
this.m_oNodeXLControl_VerticesMoved);
m_oNodeXLControl.PreviewVertexToolTipShown +=
new VertexToolTipShownEventHandler(
this.m_oNodeXLControl_PreviewVertexToolTipShown);
m_oNodeXLControl.GraphMouseDown +=
new Microsoft.NodeXL.Visualization.Wpf.GraphMouseButtonEventHandler(
this.m_oNodeXLControl_GraphMouseDown);
m_oNodeXLControl.GraphMouseUp +=
new Microsoft.NodeXL.Visualization.Wpf.GraphMouseButtonEventHandler(
this.m_oNodeXLControl_GraphMouseUp);
m_oNodeXLControl.GraphZoomChanged +=
new System.EventHandler(this.m_oNodeXLControl_GraphZoomChanged);
m_oNodeXLControl.LayingOutGraph +=
new System.EventHandler(this.m_oNodeXLControl_LayingOutGraph);
m_oNodeXLControl.GraphLaidOut +=
new AsyncCompletedEventHandler(this.m_oNodeXLControl_GraphLaidOut);
ehElementHost.Child = m_oNodeXLWithAxesControl;
}
//*************************************************************************
// Constructor: GraphImageCenterer()
//
/// <summary>
/// Initializes a new instance of the <see cref="GraphImageCenterer" />
/// class.
/// </summary>
///
/// <param name="nodeXLControl">
/// The control for which a graph image will be created.
/// </param>
//*************************************************************************
public GraphImageCenterer(
NodeXLControl nodeXLControl
)
{
Debug.Assert(nodeXLControl != null);
m_oNodeXLControl = nodeXLControl;
m_dOriginalTranslateTransformForRenderX =
m_dOriginalTranslateTransformForRenderY =
m_dOriginalScaleTransformForRenderCenterX =
m_dOriginalScaleTransformForRenderCenterY =
Double.MinValue;
AssertValid();
}
//*************************************************************************
// Method: SaveGraphImageFile()
//
/// <summary>
/// Save an image of the graph to a file.
/// </summary>
///
/// <param name="oNodeXLControl">
/// The control that displays the graph.
/// </param>
///
/// <param name="sWorkbookFilePath">
/// Path to the workbook file. Sample: "C:\Workbooks\TheWorkbook.xlsx".
/// </param>
///
/// <remarks>
/// The settings stored in the AutomatedGraphImageUserSettings class are
/// used to save the image.
/// </remarks>
//*************************************************************************
private static void SaveGraphImageFile(
NodeXLControl oNodeXLControl,
String sWorkbookFilePath
)
{
Debug.Assert(oNodeXLControl != null);
Debug.Assert( !String.IsNullOrEmpty(sWorkbookFilePath) );
AutomatedGraphImageUserSettings oAutomatedGraphImageUserSettings =
new AutomatedGraphImageUserSettings();
Size oImageSizePx = oAutomatedGraphImageUserSettings.ImageSizePx;
Bitmap oBitmapCopy = oNodeXLControl.CopyGraphToBitmap(
oImageSizePx.Width, oImageSizePx.Height);
ImageFormat eImageFormat =
oAutomatedGraphImageUserSettings.ImageFormat;
String sImageFilePath = Path.ChangeExtension( sWorkbookFilePath,
SaveableImageFormats.GetFileExtension(eImageFormat) );
try
{
oBitmapCopy.Save(sImageFilePath, eImageFormat);
}
catch (System.Runtime.InteropServices.ExternalException)
{
// When an image file already exists and is read-only, an
// ExternalException is thrown.
//
// Note that this method is called from the
// ThisWorkbook.GraphLaidOut event handler, so this exception can't
// be handled by a TaskAutomator.AutomateThisWorkbook() exception
// handler.
FormUtil.ShowWarning( String.Format(
"The image file \"{0}\" couldn't be saved. Does a read-only"
+ " file with the same name already exist?"
,
sImageFilePath
) );
}
finally
{
oBitmapCopy.Dispose();
}
}
//*************************************************************************
// Constructor: GraphLaidOutEventArgs()
//
/// <summary>
/// Initializes a new instance of the <see cref="GraphLaidOutEventArgs" />
/// class.
/// </summary>
///
/// <param name="graphRectangle">
/// The rectange the graph was drawn within.
/// </param>
///
/// <param name="edgeIDDictionary">
/// Dictionary that maps edge IDs stored in the edge worksheet to edge
/// objects in the graph.
/// </param>
///
/// <param name="vertexIDDictionary">
/// Dictionary that maps vertex IDs stored in the vertex worksheet to
/// vertex objects in the graph.
/// </param>
///
/// <param name="nodeXLControl">
/// The control in which the graph was laid out.
/// </param>
//*************************************************************************
public GraphLaidOutEventArgs(
Rectangle graphRectangle,
Dictionary<Int32, IIdentityProvider> edgeIDDictionary,
Dictionary<Int32, IIdentityProvider> vertexIDDictionary,
NodeXLControl nodeXLControl
)
{
m_oGraphRectangle = graphRectangle;
m_oEdgeIDDictionary = edgeIDDictionary;
m_oVertexIDDictionary = vertexIDDictionary;
m_oNodeXLControl = nodeXLControl;
AssertValid();
}
protected void CreateNodeXLControl()
{
m_oNodeXLWithAxesControl = new NodeXLWithAxesControl();
m_oNodeXLWithAxesControl.XAxis.Label = "This is the x-axis";
m_oNodeXLWithAxesControl.YAxis.Label = "This is the y-axis";
m_oNodeXLControl = m_oNodeXLWithAxesControl.NodeXLControl;
m_oNodeXLControl.SelectionChanged +=
new System.EventHandler(this.m_oNodeXLControl_SelectionChanged);
m_oNodeXLControl.VertexClick +=
new Microsoft.NodeXL.Core.VertexEventHandler(
this.m_oNodeXLControl_VertexClick);
m_oNodeXLControl.VertexDoubleClick +=
new Microsoft.NodeXL.Core.VertexEventHandler(
this.m_oNodeXLControl_VertexDoubleClick);
m_oNodeXLControl.VertexMouseHover +=
new Microsoft.NodeXL.Core.VertexEventHandler(
this.m_oNodeXLControl_VertexMouseHover);
m_oNodeXLControl.VertexMouseLeave +=
new EventHandler(this.m_oNodeXLControl_VertexMouseLeave);
m_oNodeXLControl.VerticesMoved +=
new Microsoft.NodeXL.Visualization.Wpf.VerticesMovedEventHandler(
this.m_oNodeXLControl_VerticesMoved);
m_oNodeXLControl.PreviewVertexToolTipShown +=
new VertexToolTipShownEventHandler(
this.m_oNodeXLControl_PreviewVertexToolTipShown);
m_oNodeXLControl.GraphMouseDown +=
new Microsoft.NodeXL.Visualization.Wpf.GraphMouseButtonEventHandler(
this.m_oNodeXLControl_GraphMouseDown);
m_oNodeXLControl.GraphMouseUp +=
new Microsoft.NodeXL.Visualization.Wpf.GraphMouseButtonEventHandler(
this.m_oNodeXLControl_GraphMouseUp);
m_oNodeXLControl.GraphZoomChanged +=
new System.EventHandler(this.m_oNodeXLControl_GraphZoomChanged);
m_oNodeXLControl.LayingOutGraph +=
new System.EventHandler(this.m_oNodeXLControl_LayingOutGraph);
m_oNodeXLControl.GraphLaidOut +=
new AsyncCompletedEventHandler(this.m_oNodeXLControl_GraphLaidOut);
ehElementHost.Child = m_oNodeXLWithAxesControl;
}
//*************************************************************************
// Method: TransferToNodeXLControl()
//
/// <summary>
/// Transfers the settings to a <see cref="NodeXLControl" />.
/// </summary>
///
/// <param name="nodeXLControl">
/// Control to transfer the settings to.
/// </param>
//*************************************************************************
public void TransferToNodeXLControl(
NodeXLControl nodeXLControl
)
{
Debug.Assert(nodeXLControl != null);
AssertValid();
TransferToGraphDrawer(nodeXLControl.GraphDrawer);
nodeXLControl.MouseAlsoSelectsIncidentEdges = this.AutoSelect;
}
