8Windows_paint2_bimap 位图 

  1. #include <windows.h>
  2. #include <iostream>
  3. #include "resource1.h"
  5. //宏定义输出函数
  6. #define PrintLog(x) WriteConsole(g_hStdout, x, strlen(x), NULL, NULL);
  8. HINSTANCE g_hInst;
  9. HANDLE g_hStdout = NULL;
  10. CHAR szText[256] = { 0 };
  12. //DrawBmp
  13. void DrawBmp(HDC hDC)
  14. {
  15. 	//加载位图
  16. 	HBITMAP hBMap = LoadBitmap(g_hInst, MAKEINTRESOURCE(IDB_BALL01));
  18. 	//获取位图相关信息。。。新增加，对应笔记里的第8条
  19. 	BITMAP bmpInfo = { 0 };
  20. 	GetObject(hBMap, sizeof(bmpInfo), &bmpInfo); //得到一个BITMAP结构体的数据，就可以直接使用得到bmpInfo.bmWidth
  23. 	//创建放置位图的DC
  24. 	HDC hBmpDC = CreateCompatibleDC(hDC);
  26. 	//将位图放入创建的hBmpDC中
  27. 	HBITMAP hOldBmp = (HBITMAP)SelectObject(hBmpDC, hBMap);
  29. 	//绘制位图 BitBlt 
  30. 	BitBlt(hDC, 100, 100, 48, 48, hBmpDC, 0, 0, SRCCOPY);
  32. 	//拉伸绘制位图 StretchBlt
  33. 	StretchBlt(hDC, 200, 100, 200, 200, hBmpDC, 0, 0, bmpInfo.bmWidth, bmpInfo.bmHeight, SRCCOPY); //拉伸方式绘制
  35. 	//取出位图
  36. 	SelectObject(hBmpDC, hOldBmp);
  38. 	//删除DC
  39. 	DeleteDC(hBmpDC);
  41. 	//删除位图
  42. 	DeleteObject(hBMap);
  43. }
  45. //OnPaint
  46. void OnPaint(HWND hWnd, UINT nMsg, WPARAM wParam, LPARAM lParam)
  47. {
  48. 	PAINTSTRUCT ps = { 0 };
  49. 	HDC hDC = BeginPaint(hWnd, &ps);
  51. 	DrawBmp(hDC);
  54. 	EndPaint(hWnd, &ps);
  55. }
  57. //OnCommand
  58. void OnCommand(HWND hWnd, UINT nMsg, WPARAM wParam, LPARAM lParam)
  59. {
  61. 	int hMenuID = LOWORD(wParam);
  62. 	switch (hMenuID)
  63. 	{
  64. 	case ID_EXIT:
  65. 		PostQuitMessage(0);
  66. 		break;
  67. 	}
  68. }
  69. LRESULT CALLBACK WndProc(HWND hWnd, UINT nMsg, WPARAM wParam, LPARAM lParam)
  70. {
  71. 	switch (nMsg)
  72. 	{
  73. 	case WM_PAINT:
  74. 		OnPaint(hWnd, nMsg, wParam, lParam);
  75. 		break;
  77. 	case WM_COMMAND:
  78. 		OnCommand(hWnd, nMsg, wParam, lParam);
  79. 		break;
  81. 	case WM_DESTROY:
  82. 		PostQuitMessage(0);
  83. 		break;
  84. 	}
  85. 	return DefWindowProc(hWnd, nMsg, wParam, lParam);
  86. }
  88. BOOL RegisterWnd(LPSTR pszClassName)
  89. {
  90. 	WNDCLASSEX wce = { 0 };
  91. 	wce.cbSize = sizeof(wce);
  92. 	wce.cbClsExtra = 0;
  93. 	wce.cbWndExtra = 0;
  94. 	wce.hbrBackground = HBRUSH(COLOR_BTNFACE + 1);
  95. 	wce.hCursor = NULL;
  96. 	wce.hIcon = NULL;
  97. 	wce.hIconSm = NULL;
  98. 	wce.hInstance = g_hInst;
  99. 	wce.lpfnWndProc = WndProc;
  100. 	wce.lpszClassName = pszClassName;
  101. 	wce.lpszMenuName = NULL;
  102. 	wce.style = CS_VREDRAW | CS_HREDRAW;
  104. 	ATOM aTom = RegisterClassEx(&wce);
  105. 	if (aTom == 0)
  106. 	{
  107. 		return FALSE;
  108. 	}
  109. 	else
  110. 	{
  111. 		return TRUE;
  112. 	}
  113. }
  115. HWND CreateWnd(LPSTR pszClassName)
  116. {
  117. 	//加入菜单
  118. 	HMENU hMainMenu = LoadMenu(g_hInst, MAKEINTRESOURCE(IDR_MAIN));
  120. 	HWND hWnd = CreateWindowEx(0, pszClassName, "风火中原", WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
  121. 		NULL, hMainMenu, g_hInst, NULL);
  123. 	return hWnd;
  124. }
  126. void showWnd(HWND hWnd)
  127. {
  128. 	ShowWindow(hWnd, SW_SHOW);
  129. 	UpdateWindow(hWnd);
  130. }
  131. void msg()
  132. {
  133. 	MSG msg = { 0 };
  134. 	while (GetMessage(&msg, NULL, 0, 0))
  135. 	{
  136. 		TranslateMessage(&msg);
  137. 		DispatchMessage(&msg);
  138. 	}
  139. }
  141. //控制台
  142. void ConsoleWnd()
  143. {
  144. 	AllocConsole();
  145. 	g_hStdout = GetStdHandle(STD_OUTPUT_HANDLE);
  146. 	CHAR szText[] = "Debug start:\n";
  147. 	PrintLog(szText);
  148. }
  150. int WINAPI WinMain(_In_ HINSTANCE hInstance, _In_opt_ HINSTANCE hPrevInstance, _In_ LPSTR lpCmdLine, _In_ int nShowCmd)
  151. {
  152. 	g_hInst = hInstance;
  153. 	ConsoleWnd();
  154. 	RegisterWnd("OOOO");
  155. 	HWND hWnd = CreateWnd("OOOO");
  156. 	showWnd(hWnd);
  157. 	msg();
  159. 	return 0;
  160. }





posted @ 2016-06-10 08:17  -刀狂剑痴-  阅读(183)  评论(0)  编辑  收藏  举报