ShowDialogAndSaveGraphImage
(
ExcelTemplateNodeXLControl nodeXLControl,
Int32 width,
Int32 height
)
{
Debug.Assert(nodeXLControl != null);
Debug.Assert(width > 0);
Debug.Assert(height > 0);
AssertValid();
// Let the base class do most of the work. The actual saving will be
// done by SaveObject() in this class. Wrap the information required
// by SaveObject().
GraphImageSource oGraphImageSource = new GraphImageSource();
oGraphImageSource.NodeXLControl = nodeXLControl;
oGraphImageSource.Width = width;
oGraphImageSource.Height = height;
return(ShowDialogAndSaveObject(oGraphImageSource));
}
//*************************************************************************
// Method: ShowDialogAndSaveGraphImage()
//
/// <summary>
/// Shows the file save dialog and saves the image to the selected file.
/// </summary>
///
/// <param name="nodeXLControl">
/// The control the image will come from.
/// </param>
///
/// <param name="width">
/// Width of the image to save. If saving to XPS, the units are 1/100 of
/// an inch. Otherwise, the units are pixels.
/// </param>
///
/// <param name="height">
/// Height of the image to save. If saving to XPS, the units are 1/100 of
/// an inch. Otherwise, the units are pixels.
/// </param>
///
/// <returns>
/// DialogResult.OK if the user selected a file name and the image was
/// successfully saved.
/// </returns>
///
/// <remarks>
/// This method allows the user to select an image file name and format.
/// It then saves the image in the selected format.
/// </remarks>
//*************************************************************************
public DialogResult ShowDialogAndSaveGraphImage(
ExcelTemplateNodeXLControl nodeXLControl,
Int32 width,
Int32 height
)
{
Debug.Assert(nodeXLControl != null);
Debug.Assert(width > 0);
Debug.Assert(height > 0);
AssertValid();
// Let the base class do most of the work. The actual saving will be
// done by SaveObject() in this class. Wrap the information required
// by SaveObject().
GraphImageSource oGraphImageSource = new GraphImageSource();
oGraphImageSource.NodeXLControl = nodeXLControl;
oGraphImageSource.Width = width;
oGraphImageSource.Height = height;
return ( ShowDialogAndSaveObject(oGraphImageSource) );
}
//*************************************************************************
// Method: CreateNodeXLControl()
//
/// <summary>
/// Creates a NodeXLControl, hooks up its events, and assigns it as the
/// child of an ElementHost.
/// </summary>
///
/// <param name="oGeneralUserSettings">
/// The user's general settings.
/// </param>
//*************************************************************************
protected void CreateNodeXLControl(
GeneralUserSettings oGeneralUserSettings
)
{
Debug.Assert(oGeneralUserSettings != null);
// AssertValid();
// Control hierarchy:
//
// 1. ehElementHost contains a NodeXLWithAxesControl.
//
// 2. The NodeXLWithAxesControl contains an ExcelTemplateNodeXLControl.
//
// 3. The ExcelTemplateNodeXLControl is derived from NodeXLControl.
oNodeXLControl = new ExcelTemplateNodeXLControl();
m_oNodeXLWithAxesControl = new NodeXLWithAxesControl(oNodeXLControl);
m_oNodeXLWithAxesControl.ShowAxes = oGeneralUserSettings.ShowGraphAxes;
oNodeXLControl.SelectionChanged +=
new System.EventHandler(this.oNodeXLControl_SelectionChanged);
oNodeXLControl.VerticesMoved += new VerticesMovedEventHandler(
this.oNodeXLControl_VerticesMoved);
oNodeXLControl.GraphMouseUp += new GraphMouseButtonEventHandler(
this.oNodeXLControl_GraphMouseUp);
oNodeXLControl.LayingOutGraph += new System.EventHandler(
this.oNodeXLControl_LayingOutGraph);
oNodeXLControl.GraphLaidOut += new AsyncCompletedEventHandler(
this.oNodeXLControl_GraphLaidOut);
ehNodeXLControlHost.Child = m_oNodeXLWithAxesControl;
}
