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  1. #include<windows.h>
  2. #include<gdiplus.h>
  3. #include <stdio.h>
  4. using namespace Gdiplus;
  5. #pragma comment(lib,"gdiplus.lib")
  6.  
  7.  
  8.  
  9.  
  10. void draw(HDC hdc,int x,int y)
  11. {
  12. 	GdiplusStartupInput gdiplusStartupInput;
  13. 	ULONG_PTR gdiplusToken;  // ULONG PTR 為無符號長整型指針
  14. 	GdiplusStartup(&gdiplusToken, &gdiplusStartupInput, NULL);
  15. 	static int cy[]={0,600,1200,1800,2400},i=0;
  16. 	Rect rect(x,y,250,550);              //(x,y,cx,cy) x,y為開始貼圖的位置；cx,cy為貼出來的大小
  17. 	Unit srcunit = UnitPixel; //像素大小
  18. 	Image* image = new Image(L"D:\\Desktop\\peo.png");
  19. 	Bitmap CacheImage( 1024, 768, image->GetPixelFormat() );
  20. 	Graphics CacheGraphics( &CacheImage );
  21. 	SolidBrush sbr(Color(128, 128, 128));
  22. 	CacheGraphics.FillRectangle(&sbr, 0, 0, 1024, 768);
  23. 	//CacheGraphics.DrawImage(image, rect,0,cy[i++],500,590,UnitPixel); 
  24. 	CacheGraphics.DrawImage(image, rect, 0, 0, 250, 550, UnitPixel);
  25.  
  26. 	Graphics graphics(hdc); 
  27. 	graphics.DrawImage(&CacheImage, 0,0);  //(image,rect,x,y,cx,cy,Unit)
  28. 	//x,y為要貼的圖的左上角位置；cx,cy為要貼的圖的右下角位置
  29. 	;
  30. 	if(i==5)i=0;
  31. 	delete image;
  32. 	GdiplusShutdown(gdiplusToken);
  33. 	return;
  34. }
  35.  
  36.  
  37. LRESULT CALLBACK WndProc(HWND hwnd,     UINT uMsg,      WPARAM wParam,  LPARAM lParam)
  38. {
  39. 	HDC                     hdc ;
  40. 	PAINTSTRUCT ps ;
  41. 	RECT            rect ;
  42. 	static int x=20,y=20;
  43. 	switch(uMsg){
  44. 	case WM_PAINT:
  45. 		hdc = BeginPaint (hwnd, &ps);
  46. 		draw(hdc,x,y);
  47. 		EndPaint (hwnd, &ps);
  48. 	case WM_CREATE:break;
  49. 	case WM_KEYDOWN:
  50. 		switch (wParam){
  51. 		case VK_UP: y--;break;
  52. 		case VK_DOWN:y++;break;
  53. 		case VK_LEFT:x--;break;
  54. 		case VK_RIGHT:x++;break;
  55. 		default: break;
  56. 		}
  57. 		InvalidateRect(hwnd,NULL,FALSE) ;
  58. 		break;
  59. 	case WM_CLOSE: DestroyWindow(hwnd);break;
  60. 	case WM_DESTROY: PostQuitMessage(0); break;
  61. 	case WM_COMMAND:break;
  62.  
  63. 	default: return DefWindowProc(hwnd,uMsg,wParam,lParam);
  64. 	}
  65.  
  66.  
  67.  
  68. }
  69.  
  70. int WINAPI WinMain(HINSTANCE hInstance,
  71. 	HINSTANCE hPrevInstance,
  72. 	LPSTR lpCmdLine,
  73. 	int nCmdShow){
  74. 		WNDCLASSEX wcx;
  75. 		MSG Msg;        //訊息
  76. 		HWND hwnd;  //代號
  77. 		//註冊窗口
  78. 		wcx.cbSize               =sizeof(wcx);
  79. 		wcx.style                =CS_HREDRAW | CS_VREDRAW;                                       //指定視窗樣式為：改變視窗大小就重繪
  80. 		wcx.lpfnWndProc  =WndProc;                                                                       //指定處理函式為WndProc
  81. 		wcx.cbClsExtra   =0;
  82. 		wcx.cbWndExtra   =0;
  83. 		wcx.hInstance    =hInstance;
  84. 		wcx.hIcon                =LoadIcon(NULL, IDI_APPLICATION);                       //LoadIcon 載入圖示供程式使用。
  85. 		wcx.hCursor              =LoadCursor(NULL, IDC_ARROW);                           //LoadCursor 載入滑鼠游標供程式使用。
  86. 		wcx.hbrBackground= (HBRUSH) GetStockObject (GRAY_BRUSH) ;   //GetStockObject取得一個圖形物件
  87. 		wcx.lpszMenuName = NULL;
  88. 		wcx.lpszClassName="MainClass";
  89. 		wcx.hIconSm              =LoadIcon(NULL, IDI_APPLICATION);
  90. 		if(!RegisterClassEx(&wcx)){                                                                      //為程式視窗註冊視窗類別。
  91. 			MessageBox(NULL,"RegisterClass Error","ERROR",MB_OK);
  92. 			return 0;
  93. 		}
  94. 		//創建窗口
  95. 		hwnd=CreateWindow(  //根據視窗類別建立一個視窗，回傳視窗代號到hwnd。
  96. 			"MainClass",
  97. 			"Test Create Window",
  98. 			WS_OVERLAPPEDWINDOW,
  99. 			CW_USEDEFAULT,
  100. 			CW_USEDEFAULT,
  101. 			1024,768,
  102. 			(HWND)NULL,
  103. 			(HMENU)NULL,
  104. 			hInstance,
  105. 			NULL   
  106. 			);
  107. 		if(hwnd==NULL){
  108. 			MessageBox(NULL,"CreateWindow Error","ERROR",MB_OK);
  109. 			return 0;
  110. 		}
  111. 		ShowWindow(hwnd,nCmdShow);  //在螢幕上顯示視窗。
  112. 		UpdateWindow(hwnd);                     //指示視窗自我更新
  113. 		while(GetMessage(&Msg,NULL,0,0)>0){  //從訊息佇列中取得訊息
  114. 			TranslateMessage(&Msg);  // 轉譯某些鍵盤訊息。
  115. 			DispatchMessage(&Msg);   //將訊息發送給視窗訊息處理程式。
  116. 		}
  117. 		return Msg.wParam;
  118.  
  119. }
  120.  
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https://ideone.com/rQk1q
language:
C++ (gcc 8.3)
created:
13 years ago
visibility:
public

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