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