Available in LEADTOOLS Imaging Pro, Vector, Document, and Medical Imaging toolkits. |
#include "ltwrappr.h"
L_VOID LBitmapWindow::SetROP3(uROP3)
L_UINT32 uROP3; |
/* windows ROP code for display */ |
Sets the Windows ROP3 code to use when painting.
Parameter |
Description |
uROP3 |
The Windows ROP code that determines how the bitmap is updated. This parameter takes the same codes as the Windows BitBlt function. For ordinary painting, use SRCCOPY. |
Returns
None.
Comments
The default (for normal painting) is SRCCOPY. You can specify any of the ROP3 codes that the Windows BitBlt function uses.
Required DLLs and Libraries
LTDIS For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application. |
Platforms
Win32, x64.
See Also
Functions: |
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Topics: |
Example
#define MAKE_IMAGE_PATH(pFileName) TEXT("C:\\Users\\Public\\Documents\\LEADTOOLS Images\\")pFileName L_INT LBitmapWindow__SetROP3Example(HWND hWndParent) { L_INT nRet; LBitmapWindow LeadBWnd ; nRet = LeadBWnd.Load(MAKE_IMAGE_PATH(TEXT("image1.cmp"))); if (nRet == SUCCESS) { COLORREF PatternBackColor ; COLORREF PatternForeColor ; if (LeadBWnd.CreateWnd( hWndParent, TRUE, 0, 0, 100, 100) == NULL) return 0; if (LeadBWnd.GetPatternStyle() != EFX_PATTERN_DOWNWARD_DIAG) LeadBWnd.SetPatternStyle(EFX_PATTERN_DOWNWARD_DIAG) ; PatternBackColor = LeadBWnd.GetPatternBackColor() ; // do process on background color //... LeadBWnd.SetPatternBackColor(RGB(255,0,255)) ; //... PatternForeColor = LeadBWnd.GetPatternForeColor(); // do process on foreground color //... LeadBWnd.SetPatternForeColor(RGB(0,255,0)) ; //... if (LeadBWnd.GetROP3() != SRCCOPY) LeadBWnd.SetROP3(SRCCOPY) ; if (LeadBWnd.IsPaintSizeUseDPIEnabled() == FALSE) LeadBWnd.EnablePaintSizeUseDPI(TRUE) ; if (LeadBWnd.IsDrawGradientEnabled() == FALSE) LeadBWnd.EnableDrawGradient(TRUE) ; if (LeadBWnd.IsDrawPatternEnabled() == FALSE) LeadBWnd.EnableDrawPattern(TRUE) ; if (LeadBWnd.IsPaintEffectEnabled() == FALSE) LeadBWnd.EnablePaintEffect(TRUE) ; if (LeadBWnd.IsPaintTransitionEnabled() == FALSE) LeadBWnd.EnablePaintTransition(TRUE) ; LeadBWnd.Repaint(); } else return nRet; return SUCCESS ; }