bltrop.c File Reference

#include <windows.h>
#include <tchar.h>

Include dependency graph for bltrop.c:

Go to the source code of this file.

Functions
static LRESULT CALLBACK	WndProc (HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
static ATOM	MyRegisterClass (HINSTANCE hInstance)
static BOOL	InitInstance (HINSTANCE hInstance, int nCmdShow)
int WINAPI	_tWinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance, LPTSTR lpCmdLine, int nCmdShow)

Variables
HINSTANCE	hInst
TCHAR	szWindowClass [] = _T("testclass")

Function Documentation

_tWinMain()

int WINAPI _tWinMain	(	HINSTANCE	hInstance,
		HINSTANCE	hPrevInstance,
		LPTSTR	lpCmdLine,
		int	nCmdShow
	)

Definition at line 200 of file bltrop.c.

{
    MSG msg;
 
    MyRegisterClass(hInstance);
 
    if (!InitInstance(hInstance, nCmdShow))
    {
        return FALSE;
    }
 
    while (GetMessage(&msg, NULL, 0, 0))
    {
        TranslateMessage(&msg);
        DispatchMessage(&msg);
    }
 
    return (int)msg.wParam;
}

InitInstance()

static BOOL InitInstance ( HINSTANCE  hInstance, int  nCmdShow  )

static

Definition at line 168 of file bltrop.c.

{
   HWND hWnd;
 
   hInst = hInstance;
 
   hWnd = CreateWindowEx(0,
                         szWindowClass,
                         _T("BitBlt raster operation test"),
                         WS_OVERLAPPEDWINDOW,
                         CW_USEDEFAULT,
                         CW_USEDEFAULT,
                         840,
                         440,
                         NULL,
                         NULL,
                         hInstance,
                         NULL);
 
   if (!hWnd)
   {
      return FALSE;
   }
 
   ShowWindow(hWnd, nCmdShow);
   UpdateWindow(hWnd);
 
   return TRUE;
}

Referenced by _tWinMain().

MyRegisterClass()

static ATOM MyRegisterClass ( HINSTANCE  hInstance )

static

Definition at line 145 of file bltrop.c.

{
    WNDCLASSEX wcex;
 
    wcex.cbSize = sizeof(WNDCLASSEX);
 
    wcex.style         = CS_HREDRAW | CS_VREDRAW;
    wcex.lpfnWndProc   = WndProc;
    wcex.cbClsExtra    = 0;
    wcex.cbWndExtra    = 0;
    wcex.hInstance     = hInstance;
    wcex.hIcon         = NULL;
    wcex.hCursor       = LoadCursor(NULL, IDC_ARROW);
    wcex.hbrBackground = (HBRUSH)(COLOR_WINDOW+1);
    wcex.lpszMenuName  = NULL;
    wcex.lpszClassName = szWindowClass;
    wcex.hIconSm       = NULL;
 
    return RegisterClassEx(&wcex);
}

Referenced by _tWinMain().

WndProc()

static LRESULT CALLBACK WndProc ( HWND  hWnd, UINT  message, WPARAM  wParam, LPARAM  lParam  )

static

Definition at line 15 of file bltrop.c.

{
    static HBITMAP hBmpTest;
 
    switch (message)
    {
        case WM_CREATE:
        {
            hBmpTest = (HBITMAP)LoadImage(hInst, MAKEINTRESOURCE(100), IMAGE_BITMAP, 0, 0, LR_DEFAULTCOLOR);
            break;
        }
 
        case WM_PAINT:
        {
            PAINTSTRUCT ps;
            HDC hdc, hdcMem;
            BITMAP bitmap;
            HBRUSH brush, brush2;
            INT l;
 
            hdc = BeginPaint(hWnd, &ps);
            hdcMem = CreateCompatibleDC(hdc);
 
            GetObject(hBmpTest, sizeof(BITMAP), &bitmap);
 
            /* fill destination with brush */
            brush = CreateHatchBrush(HS_DIAGCROSS, RGB(255,0,0));
            SelectObject(hdc, brush);
            PatBlt(hdc, 30, 0, 4*bitmap.bmWidth*2, 4*bitmap.bmHeight, PATCOPY);
 
            /* hatched brushes */
            l = 66;
            brush = CreateHatchBrush(HS_DIAGCROSS, RGB(255,0,0));
            SelectObject(hdc, brush);
            PatBlt(hdc, 0, 0, 30, l, PATCOPY);
            DeleteObject(brush);
 
            brush = CreateHatchBrush(HS_CROSS, RGB(255,0,0));
            SelectObject(hdc, brush);
            PatBlt(hdc, 0, 1*l, 30, l, PATCOPY);
            DeleteObject(brush);
 
            brush = CreateHatchBrush(HS_FDIAGONAL, RGB(255,0,0));
            SelectObject(hdc, brush);
            PatBlt(hdc, 0, 2*l, 30, l, PATCOPY);
            DeleteObject(brush);
 
            brush = CreateHatchBrush(HS_BDIAGONAL, RGB(255,0,0));
            SelectObject(hdc, brush);
            PatBlt(hdc, 0, 3*l, 30, l, PATCOPY);
            DeleteObject(brush);
 
            brush = CreateHatchBrush(HS_VERTICAL, RGB(255,0,0));
            SelectObject(hdc, brush);
            PatBlt(hdc, 0, 4*l, 30, l, PATCOPY);
            DeleteObject(brush);
 
            brush = CreateHatchBrush(HS_HORIZONTAL, RGB(255,0,0));
            SelectObject(hdc, brush);
            PatBlt(hdc, 0, 5*l, 30, l, PATCOPY);
            DeleteObject(brush);
 
            /* set up a second brush */
            brush2 = CreateHatchBrush(HS_VERTICAL, RGB(127,127,127));
 
            /* first select brush, then set bk color */
            SelectObject(hdc, brush2);
            SetBkColor(hdc, RGB(0, 255, 0));
 
            /* 15 blt op's with bitblt */
            SelectObject(hdcMem, hBmpTest);
            /* offset coordinates */
            SetWindowOrgEx(hdc, -10, -10, NULL);
            BitBlt(hdc, 30,  0, bitmap.bmWidth, bitmap.bmHeight, hdcMem, 0, 0, SRCCOPY);
            BitBlt(hdc, 130, 0, bitmap.bmWidth, bitmap.bmHeight, hdcMem, 0, 0, DSTINVERT);
            BitBlt(hdc, 230, 0, bitmap.bmWidth, bitmap.bmHeight, hdcMem, 0, 0, MERGECOPY);
            BitBlt(hdc, 330, 0, bitmap.bmWidth, bitmap.bmHeight, hdcMem, 0, 0, MERGEPAINT);
 
            BitBlt(hdc, 30,  100, bitmap.bmWidth, bitmap.bmHeight, hdcMem, 0, 0, NOTSRCCOPY);
            BitBlt(hdc, 130, 100, bitmap.bmWidth, bitmap.bmHeight, hdcMem, 0, 0, NOTSRCERASE);
            BitBlt(hdc, 230, 100, bitmap.bmWidth, bitmap.bmHeight, hdcMem, 0, 0, PATCOPY);
            BitBlt(hdc, 330, 100, bitmap.bmWidth, bitmap.bmHeight, hdcMem, 0, 0, PATINVERT);
 
            BitBlt(hdc, 30,  200, bitmap.bmWidth, bitmap.bmHeight, hdcMem, 0, 0, PATPAINT);
            BitBlt(hdc, 130, 200, bitmap.bmWidth, bitmap.bmHeight, hdcMem, 0, 0, SRCAND);
            BitBlt(hdc, 230, 200, bitmap.bmWidth, bitmap.bmHeight, hdcMem, 0, 0, SRCERASE);
            BitBlt(hdc, 330, 200, bitmap.bmWidth, bitmap.bmHeight, hdcMem, 0, 0, SRCINVERT);
 
            BitBlt(hdc, 30,  300, bitmap.bmWidth, bitmap.bmHeight, hdcMem, 0, 0, BLACKNESS);
            BitBlt(hdc, 130, 300, bitmap.bmWidth, bitmap.bmHeight, hdcMem, 0, 0, SRCPAINT);
            BitBlt(hdc, 230, 300, bitmap.bmWidth, bitmap.bmHeight, hdcMem, 0, 0, WHITENESS);
 
            /* 15 blt op's with stretchblt */
            StretchBlt(hdc, 30+400,  0, bitmap.bmWidth/2, bitmap.bmHeight/2, hdcMem, 0, 0, bitmap.bmWidth, bitmap.bmHeight, SRCCOPY);
            StretchBlt(hdc, 130+400, 0, bitmap.bmWidth/2, bitmap.bmHeight/2, hdcMem, 0, 0, bitmap.bmWidth, bitmap.bmHeight, DSTINVERT);
            StretchBlt(hdc, 230+400, 0, bitmap.bmWidth/2, bitmap.bmHeight/2, hdcMem, 0, 0, bitmap.bmWidth, bitmap.bmHeight, MERGECOPY);
            StretchBlt(hdc, 330+400, 0, bitmap.bmWidth/2, bitmap.bmHeight/2, hdcMem, 0, 0, bitmap.bmWidth, bitmap.bmHeight, MERGEPAINT);
 
            StretchBlt(hdc, 30+400,  100, bitmap.bmWidth/2, bitmap.bmHeight/2, hdcMem, 0, 0, bitmap.bmWidth, bitmap.bmHeight, NOTSRCCOPY);
            StretchBlt(hdc, 130+400, 100, bitmap.bmWidth/2, bitmap.bmHeight/2, hdcMem, 0, 0, bitmap.bmWidth, bitmap.bmHeight, NOTSRCERASE);
            StretchBlt(hdc, 230+400, 100, bitmap.bmWidth/2, bitmap.bmHeight/2, hdcMem, 0, 0, bitmap.bmWidth, bitmap.bmHeight, PATCOPY);
            StretchBlt(hdc, 330+400, 100, bitmap.bmWidth/2, bitmap.bmHeight/2, hdcMem, 0, 0, bitmap.bmWidth, bitmap.bmHeight, PATINVERT);
 
            StretchBlt(hdc, 30+400,  200, bitmap.bmWidth/2, bitmap.bmHeight/2, hdcMem, 0, 0, bitmap.bmWidth, bitmap.bmHeight, PATPAINT);
            StretchBlt(hdc, 130+400, 200, bitmap.bmWidth/2, bitmap.bmHeight/2, hdcMem, 0, 0, bitmap.bmWidth, bitmap.bmHeight, SRCAND);
            StretchBlt(hdc, 230+400, 200, bitmap.bmWidth/2, bitmap.bmHeight/2, hdcMem, 0, 0, bitmap.bmWidth, bitmap.bmHeight, SRCERASE);
            StretchBlt(hdc, 330+400, 200, bitmap.bmWidth/2, bitmap.bmHeight/2, hdcMem, 0, 0, bitmap.bmWidth, bitmap.bmHeight, SRCINVERT);
 
            StretchBlt(hdc, 30+400,  300, bitmap.bmWidth/2, bitmap.bmHeight/2, hdcMem, 0, 0, bitmap.bmWidth, bitmap.bmHeight, BLACKNESS);
            StretchBlt(hdc, 130+400, 300, bitmap.bmWidth/2, bitmap.bmHeight/2, hdcMem, 0, 0, bitmap.bmWidth, bitmap.bmHeight, SRCPAINT);
            StretchBlt(hdc, 230+400, 300, bitmap.bmWidth/2, bitmap.bmHeight/2, hdcMem, 0, 0, bitmap.bmWidth, bitmap.bmHeight, WHITENESS);
 
            DeleteObject(brush);
            DeleteObject(brush2);
            DeleteDC(hdcMem);
            EndPaint(hWnd, &ps);
            break;
        }
 
        case WM_DESTROY:
            PostQuitMessage(0);
            break;
        default:
            return DefWindowProc(hWnd, message, wParam, lParam);
    }
    return 0;
}

Referenced by MyRegisterClass().

Variable Documentation

hInst

HINSTANCE hInst

Definition at line 11 of file bltrop.c.

Referenced by InitInstance(), and WndProc().

szWindowClass

TCHAR szWindowClass[] = _T("testclass")

Definition at line 12 of file bltrop.c.

Referenced by InitInstance(), and MyRegisterClass().