//*************************************************************************
// Constructor: GraphImageUserSettingsDialog()
//
/// <overloads>
/// Initializes a new instance of the <see
/// cref="GraphImageUserSettingsDialog" /> class.
/// </overloads>
///
/// <summary>
/// Initializes a new instance of the <see
/// cref="GraphImageUserSettingsDialog" /> class with a
/// <see cref="GraphImageUserSettings" /> object and a NodeXLControlSize.
/// </summary>
///
/// <param name="graphImageUserSettings">
/// The object being edited.
/// </param>
///
/// <param name="nodeXLControlSizePx">
/// The size of the NodeXLControl, in pixels.
/// </param>
//*************************************************************************
public GraphImageUserSettingsDialog
(
GraphImageUserSettings graphImageUserSettings,
Size nodeXLControlSizePx
)
: this()
{
Debug.Assert(graphImageUserSettings != null);
graphImageUserSettings.AssertValid();
Debug.Assert(nodeXLControlSizePx.Width >= 0);
Debug.Assert(nodeXLControlSizePx.Height >= 0);
m_oGraphImageUserSettings = graphImageUserSettings;
// Instantiate an object that saves and retrieves the user settings for
// this dialog. Note that the object automatically saves the settings
// when the form closes.
m_oGraphImageUserSettingsDialogUserSettings =
new GraphImageUserSettingsDialogUserSettings(this);
lblControlWidth.Text =
nodeXLControlSizePx.Width.ToString(ExcelTemplateForm.Int32Format);
lblControlHeight.Text =
nodeXLControlSizePx.Height.ToString(ExcelTemplateForm.Int32Format);
DoDataExchange(false);
AssertValid();
}
//*************************************************************************
// Constructor: GraphImageUserSettingsDialog()
//
/// <overloads>
/// Initializes a new instance of the <see
/// cref="GraphImageUserSettingsDialog" /> class.
/// </overloads>
///
/// <summary>
/// Initializes a new instance of the <see
/// cref="GraphImageUserSettingsDialog" /> class with a
/// <see cref="GraphImageUserSettings" /> object and a NodeXLControlSize.
/// </summary>
///
/// <param name="graphImageUserSettings">
/// The object being edited.
/// </param>
///
/// <param name="nodeXLControlSizePx">
/// The size of the NodeXLControl, in pixels.
/// </param>
//*************************************************************************
public GraphImageUserSettingsDialog(
GraphImageUserSettings graphImageUserSettings,
Size nodeXLControlSizePx
)
: this()
{
Debug.Assert(graphImageUserSettings != null);
graphImageUserSettings.AssertValid();
Debug.Assert(nodeXLControlSizePx.Width >= 0);
Debug.Assert(nodeXLControlSizePx.Height >= 0);
m_oGraphImageUserSettings = graphImageUserSettings;
// Instantiate an object that saves and retrieves the user settings for
// this dialog. Note that the object automatically saves the settings
// when the form closes.
m_oGraphImageUserSettingsDialogUserSettings =
new GraphImageUserSettingsDialogUserSettings(this);
lblControlWidth.Text =
nodeXLControlSizePx.Width.ToString(ExcelTemplateForm.Int32Format);
lblControlHeight.Text =
nodeXLControlSizePx.Height.ToString(ExcelTemplateForm.Int32Format);
DoDataExchange(false);
AssertValid();
}
//*************************************************************************
// Method: SetImageSize()
//
/// <summary>
/// Shows a dialog for setting the size of images saved to a file.
/// </summary>
//*************************************************************************
protected void SetImageSize()
{
AssertValid();
if (oNodeXLControl.IsLayingOutGraph)
{
return;
}
// Allow the user to edit the graph image settings.
GraphImageUserSettings oGraphImageUserSettings =
new GraphImageUserSettings();
Size oNodeXLControlSizePx = ehNodeXLControlHost.ClientSize;
GraphImageUserSettingsDialog oGraphImageUserSettingsDialog =
new GraphImageUserSettingsDialog(oGraphImageUserSettings,
oNodeXLControlSizePx);
if (oGraphImageUserSettingsDialog.ShowDialog() == DialogResult.OK)
{
// Save the new settings.
oGraphImageUserSettings.Save();
}
}
//*************************************************************************
// Method: SaveImage()
//
/// <summary>
/// Saves the graph image to a file.
/// </summary>
//*************************************************************************
protected void SaveImage()
{
AssertValid();
if (oNodeXLControl.IsLayingOutGraph)
{
return;
}
// Get the size of the image.
GraphImageUserSettings oGraphImageUserSettings =
new GraphImageUserSettings();
Int32 iWidth, iHeight;
if (oGraphImageUserSettings.UseControlSize)
{
Size oNodeXLControlSizePx = ehNodeXLControlHost.ClientSize;
iWidth = oNodeXLControlSizePx.Width;
iHeight = oNodeXLControlSizePx.Height;
if (iWidth == 0 || iHeight == 0)
{
// The size is unusable.
FormUtil.ShowWarning(
"The graph is too small to save. Make the graph window"
+ " larger."
);
return;
}
}
else
{
Size oImageSize = oGraphImageUserSettings.ImageSize;
iWidth = oImageSize.Width;
iHeight = oImageSize.Height;
}
if (m_oSaveGraphImageFileDialog == null)
{
m_oSaveGraphImageFileDialog =
new SaveGraphImageFileDialog(String.Empty, "GraphImage");
m_oSaveGraphImageFileDialog.DialogTitle = "Save Image to File";
}
m_oSaveGraphImageFileDialog.ShowDialogAndSaveGraphImage(oNodeXLControl,
iWidth, iHeight);
}
