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#include <windows.h>
#include <tchar.h>
#include "Raster.h"
LRESULT CALLBACK windowProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
switch(msg)
{
case WM_SIZE:
break;
case WM_CLOSE:
case WM_DESTROY:
PostQuitMessage(0);
break;
default:
break;
}
return DefWindowProc( hWnd, msg, wParam, lParam );
}
int WINAPI WinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nShowCmd )
{
// 1 ×¢²á´°¿ÚÀà
::WNDCLASSEXA winClass;
winClass.lpszClassName = "Raster";
winClass.cbSize = sizeof(::WNDCLASSEX);
winClass.style = CS_HREDRAW | CS_VREDRAW | CS_OWNDC | CS_DBLCLKS;
winClass.lpfnWndProc = windowProc;
winClass.hInstance = hInstance;
winClass.hIcon = 0;
winClass.hIconSm = 0;
winClass.hCursor = LoadCursor(NULL, IDC_ARROW);
winClass.hbrBackground = (HBRUSH)(BLACK_BRUSH);
winClass.lpszMenuName = NULL;
winClass.cbClsExtra = 0;
winClass.cbWndExtra = 0;
RegisterClassExA(&winClass);
// 2 ´´½¨´°¿Ú
HWND hWnd = CreateWindowExA(
NULL,
"Raster",
"Raster",
WS_POPUPWINDOW,
0,
0,
256,
256,
0,
0,
hInstance,
0
);
UpdateWindow( hWnd );
ShowWindow(hWnd,SW_SHOW);
RECT rt = {0};
GetClientRect(hWnd,&rt);
int width = rt.right - rt.left;
int height = rt.bottom - rt.top;
void* buffer = 0;
HDC hDC = GetDC(hWnd);
HDC hMem = ::CreateCompatibleDC(hDC);
BITMAPINFO bmpInfor;
bmpInfor.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
bmpInfor.bmiHeader.biWidth = 256;
bmpInfor.bmiHeader.biHeight = 256;
bmpInfor.bmiHeader.biPlanes = 1;
bmpInfor.bmiHeader.biBitCount = 32;
bmpInfor.bmiHeader.biCompression = BI_RGB;
bmpInfor.bmiHeader.biSizeImage = 0;
bmpInfor.bmiHeader.biXPelsPerMeter = 0;
bmpInfor.bmiHeader.biYPelsPerMeter = 0;
bmpInfor.bmiHeader.biClrUsed = 0;
bmpInfor.bmiHeader.biClrImportant = 0;
HBITMAP hBmp = CreateDIBSection(hDC,&bmpInfor,DIB_RGB_COLORS,(void**)&buffer,0,0);
SelectObject(hMem,hBmp);
CELL::Raster raster;
MSG msg = {0};
while(true)
{
if (msg.message == WM_DESTROY
||msg.message == WM_CLOSE
||msg.message == WM_QUIT)
{
break;
}
if( PeekMessage( &msg, NULL, 0, 0, PM_REMOVE ) )
{
TranslateMessage( &msg );
DispatchMessage( &msg );
}
raster.clear();
for (int i = 0 ;i < 100 ; ++ i)
{
raster.drawPoint(rand()%256,rand()%256,CELL::Rgba(255,0,0),2);
}
memcpy(buffer,raster._buffer,sizeof(raster._buffer));
BitBlt(hDC,0,0,width,height,hMem,0,0,SRCCOPY);
}
return 0;
}