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Save Method

Summary

Saves the current drawing state.

Syntax

C++

public Leadtools.Windows.D2drendering.D2DDrawingState Save()

Public Function Save() As Leadtools.Windows.D2drendering.D2DDrawingState

public: 
Leadtools.Windows.D2drendering.D2DDrawingState^ Save();

Return Value

The current drawing state block of D2DSurface.

Example

Imports Leadtools.Windows.D2DRendering 
 
Public Sub D2DSurfaceExample() 
   'Create new instance of D2DSurface 
   Dim d2dSurface As D2DSurface = New D2DSurface() 
 
   'Set the surface Size 
   d2dSurface.SurfaceSize = New Size(1000, 1000) 
 
      'Pass an empty rectangle to redraw the whole surface 
   d2dSurface.BeginDraw(System.Windows.Rect.Empty) 
 
   'Save the surface drawing state 
   Dim drawingState As D2DDrawingState = d2dSurface.Save() 
 
      'Create a rectangle with the specified dimensions 
   Dim rect As Rect = New Rect(40, 40, 500, 200) 
 
      'Create a new instance of a brush from a new solid color brush 
   Dim fill As Brush = New SolidColorBrush(Colors.Green) 
 
      'Fill the interior of the specified rectangle using the specified brush 
   d2dSurface.FillRectangle(fill, rect) 
 
      'Create a new instance of D2DPen 
   Dim pen As D2DPen = New D2DPen(New SolidColorBrush(Colors.Red), 2) 
 
      'Draw an Outline of the specified rectangle using the D2DPen 
   d2dSurface.DrawRectangle(pen, rect) 
 
   'Restore the surface drawing state 
   d2dSurface.Restore(drawingState) 
 
      'End the Draw operation and invalidate the surface 
   d2dSurface.EndDraw() 
 
   d2dSurface.Invalidate(System.Windows.Rect.Empty) 
End Sub

using Leadtools.Windows.D2DRendering; 
 
public void D2DSurfaceExample() 
{ 
   //Create a new instance of the D2DSurface object 
   D2DSurface d2dSurface = new D2DSurface(); 
 
   //Set the surface Size 
   d2dSurface.SurfaceSize = new Size(1000, 1000); 
 
   //Pass an empty rect to redraw the entire surface 
   d2dSurface.BeginDraw(Rect.Empty); 
 
   //Save the surface drawing state 
   D2DDrawingState drawingState = d2dSurface.Save(); 
 
   //Create a rect having the specified dimensions 
   Rect rect = new Rect(40, 40, 500, 200); 
 
   //Create a new instance of a brush from a new solid color brush 
   Brush fill = new SolidColorBrush(Colors.Green); 
 
   //Fill the interior of the specified rectangle using the specified brush 
   d2dSurface.FillRectangle(fill, rect); 
 
   //Create a new instance of the D2DPen object 
   D2DPen pen = new D2DPen(new SolidColorBrush(Colors.Red), 2); 
 
   //Draw an outline using the specified rectangle and D2DPen 
   d2dSurface.DrawRectangle(pen, rect); 
 
   //Restore the surface drawing state 
   d2dSurface.Restore(drawingState); 
 
   //End the Draw operation and invalidate the surface 
   d2dSurface.EndDraw(); 
 
   d2dSurface.Invalidate(Rect.Empty); 
}