Windows界面编程第十三篇 位图显示特效合集

Windows界面编程第十三篇 位图显示特效合集       

        分类：            Windows编程 2013-03-25 06:23 494人阅读 评论(1) 收藏 举报

Windows界面编程 位图显示特效 交错 百叶窗 随机积木

本文配套程序下载地址为：http://download.youkuaiyun.com/detail/morewindows/5177047

转载请标明出处，原文地址：http://blog.youkuaiyun.com/morewindows/article/details/8696730

欢迎关注微博：http://weibo.com/MoreWindows

Windows界面编程之位图显示特效系列目录：

1. 《Windows界面编程第九篇位图显示特效交错效果》

http://blog.youkuaiyun.com/morewindows/article/details/8696720

2. 《Windows界面编程第十篇位图显示特效百叶窗效果》

http://blog.youkuaiyun.com/morewindows/article/details/8696722

3. 《Windows界面编程第十一篇位图显示特效随机积木效果》

http://blog.youkuaiyun.com/morewindows/article/details/8696724

4. 《Windows界面编程第十二篇位图显示特效飞入效果与伸展效果》

http://blog.youkuaiyun.com/morewindows/article/details/8696726

5. 《Windows界面编程第十三篇位图显示特效合集》

http://blog.youkuaiyun.com/morewindows/article/details/8696730

前面的四篇已经介绍了位图的交错效果、百叶窗效果、随机积木效果、飞入效果与伸展效果。下面用一个程序将展示这些效果。这里给出主要代码（下载地址见：http://download.youkuaiyun.com/detail/morewindows/5177047）。代码中的DragAcceptFiles可以参考《Windows界面编程第七篇文件拖拽(文件拖放)》（http://blog.youkuaiyun.com/morewindows/article/details/8634451），主要是为了能将位图文件拖入到窗口中。

[cpp] view plain copy print ?

1. LRESULT CALLBACK WndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam) 
2. { 
3.     static int   s_nShow; 
4.     static HDC   s_hdcMem; 
5.     static int   s_nWidth, s_nHeight; 
6.  
7.     switch (message) 
8.     { 
9.     case WM_CREATE: 
10.         { 
11.             DragAcceptFiles(hwnd, TRUE);    
12.             // 加载位图 
13.             HBITMAP hBitmap;   
14.             hBitmap = (HBITMAP)LoadImage(NULL, "107.bmp", IMAGE_BITMAP, 0, 0, LR_LOADFROMFILE | LR_CREATEDIBSECTION);   
15.             if (hBitmap == NULL)   
16.             {   
17.                 MessageBox(hwnd, "LoadImage failed", "Error", MB_ICONERROR);   
18.                 exit(0);   
19.             } 
20.             // 位图HDC 
21.             HDC hdc = GetDC(hwnd); 
22.             s_hdcMem = CreateCompatibleDC(hdc); 
23.             SelectObject(s_hdcMem, hBitmap); 
24.             ReleaseDC(hwnd, hdc); 
25.  
26.             // 计算位图宽高 
27.             BITMAP bm; 
28.             GetObject(hBitmap, sizeof(bm), &bm); 
29.             s_nWidth = bm.bmWidth; 
30.             s_nHeight = bm.bmHeight; 
31.              
32.  
33.             s_nShow = 0; 
34.         } 
35.         return 0; 
36.  
37.  
38.     case WM_KEYDOWN:    
39.         switch (wParam)   
40.         {   
41.         case VK_ESCAPE: //按下Esc键时退出    
42.             SendMessage(hwnd, WM_DESTROY, 0, 0);   
43.             return 0;   
44.         }   
45.         break;  
46.  
47.     case WM_PAINT: 
48.         { 
49.             HDC             hdc;   
50.             PAINTSTRUCT     ps;   
51.             hdc = BeginPaint(hwnd, &ps); 
52.             switch (s_nShow) 
53.             { 
54.             case 0: 
55.                 BitBlt(hdc, 0, 0, s_nWidth, s_nHeight, s_hdcMem, 0, 0, SRCCOPY); 
56.                 break; 
57.              
58.                 // 水平交错 
59.             case 1: 
60.                 AnimateDraw_StaggeredHorizontal(hdc, s_hdcMem, s_nWidth, s_nHeight); 
61.                 break; 
62.                 // 垂直交错 
63.             case 2: 
64.                 AnimateDraw_StaggeredVertical(hdc, s_hdcMem, s_nWidth, s_nHeight); 
65.                 break; 
66.                  
67.                 // 水平百叶窗 
68.             case 3: 
69.                 AnimateDraw_JalousieHorizontal(hdc, s_hdcMem, s_nWidth, s_nHeight); 
70.                 break; 
71.                 // 垂直百叶窗 
72.             case 4: 
73.                 AnimateDraw_JalousieVertical(hdc, s_hdcMem, s_nWidth, s_nHeight); 
74.                 break; 
75.                  
76.                 // 随机积木 
77.             case 5: 
78.                 AnimateDraw_RandomBlocks(hdc, s_hdcMem, s_nWidth, s_nHeight); 
79.                 break; 
80.                  
81.                 // 飞入 从上往下 
82.             case 6: 
83.                 AnimateDraw_FlyingTopToBottom(hdc, s_hdcMem, s_nWidth, s_nHeight, 2, FALSE); 
84.                 break; 
85.                 // 飞入 从下往上 
86.             case 7: 
87.                 AnimateDraw_FlyingBottomToTop(hdc, s_hdcMem, s_nWidth, s_nHeight, 2, FALSE); 
88.                 break; 
89.                 // 飞入 从左往右       
90.             case 8: 
91.                 AnimateDraw_FlyingLeftToRight(hdc, s_hdcMem, s_nWidth, s_nHeight, 2, FALSE); 
92.                 break; 
93.                 // 飞入 从右往左 
94.             case 9: 
95.                 AnimateDraw_FlyingRightToLeft(hdc, s_hdcMem, s_nWidth, s_nHeight, 2, FALSE); 
96.                 break; 
97.  
98.                 // 伸展 从上往下 
99.             case 10: 
100.                 AnimateDraw_FlyingTopToBottom(hdc, s_hdcMem, s_nWidth, s_nHeight); 
101.                 break; 
102.                 // 伸展 从下往上 
103.             case 11: 
104.                 AnimateDraw_FlyingBottomToTop(hdc, s_hdcMem, s_nWidth, s_nHeight); 
105.                 break; 
106.                 // 伸展 从左往右       
107.             case 12: 
108.                 AnimateDraw_FlyingLeftToRight(hdc, s_hdcMem, s_nWidth, s_nHeight); 
109.                 break; 
110.                 // 伸展 从右往左 
111.             case 13: 
112.                 AnimateDraw_FlyingRightToLeft(hdc, s_hdcMem, s_nWidth, s_nHeight); 
113.                 break; 
114.             } 
115.             if (s_nShow != 0) 
116.             { 
117.                 s_nShow = 0; 
118.                 InvalidateRect(hwnd, NULL, FALSE); 
119.             } 
120.             EndPaint(hwnd, &ps); 
121.         } 
122.         return 0; 
123.  
124.  
125.     case WM_COMMAND: 
126.         if (LOWORD(wParam) >= 40001 && LOWORD(wParam) <= 40013) 
127.         { 
128.             s_nShow = LOWORD(wParam) - 40000; 
129.             InvalidateRect(hwnd, NULL, TRUE); 
130.             return 0; 
131.         } 
132.         break; 
133.  
134.  
135.         // 文件拖拽第三步 DragQueryFile and DragQueryFile 
136.     case WM_DROPFILES: 
137.         { 
138.             HDROP hDrop = (HDROP)wParam; 
139.             UINT nFileNum = DragQueryFile(hDrop, 0xFFFFFFFF, NULL, 0); // 拖拽文件个数 
140.             char strFileName[MAX_PATH]; 
141.             DragQueryFile(hDrop, 0, strFileName, MAX_PATH);//获得拖曳的文件名 
142.             DragFinish(hDrop);      //释放hDrop 
143.  
144.             DeleteDC(s_hdcMem); 
145.             // 加载位图 
146.             HBITMAP hBitmap;   
147.             hBitmap = (HBITMAP)LoadImage(NULL, strFileName, IMAGE_BITMAP, 0, 0, LR_LOADFROMFILE | LR_CREATEDIBSECTION);   
148.             // 位图HDC 
149.             HDC hdc = GetDC(hwnd); 
150.             s_hdcMem = CreateCompatibleDC(hdc); 
151.             SelectObject(s_hdcMem, hBitmap); 
152.             ReleaseDC(hwnd, hdc); 
153.              
154.             // 计算位图宽高 
155.             BITMAP bm; 
156.             GetObject(hBitmap, sizeof(bm), &bm); 
157.             s_nWidth = bm.bmWidth; 
158.             s_nHeight = bm.bmHeight; 
159.              
160.             InvalidateRect(hwnd, NULL, TRUE); 
161.         } 
162.         return 0;  
163.  
164.  
165.     case WM_DESTROY: 
166.         DeleteDC(s_hdcMem); 
167.         PostQuitMessage(0); 
168.         return 0; 
169.     } 
170.     return DefWindowProc(hwnd, message, wParam, lParam); 
171. } 

LRESULT CALLBACK WndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
{
	static int   s_nShow;
	static HDC   s_hdcMem;
	static int   s_nWidth, s_nHeight;

	switch (message)
	{
	case WM_CREATE:
		{
			DragAcceptFiles(hwnd, TRUE);   
			// 加载位图
			HBITMAP hBitmap;  
			hBitmap = (HBITMAP)LoadImage(NULL, "107.bmp", IMAGE_BITMAP, 0, 0, LR_LOADFROMFILE | LR_CREATEDIBSECTION);  
			if (hBitmap == NULL)  
			{  
				MessageBox(hwnd, "LoadImage failed", "Error", MB_ICONERROR);  
				exit(0);  
			}
			// 位图HDC
			HDC hdc = GetDC(hwnd);
			s_hdcMem = CreateCompatibleDC(hdc);
			SelectObject(s_hdcMem, hBitmap);
			ReleaseDC(hwnd, hdc);

			// 计算位图宽高
			BITMAP bm;
			GetObject(hBitmap, sizeof(bm), &bm);
			s_nWidth = bm.bmWidth;
			s_nHeight = bm.bmHeight;
			

			s_nShow = 0;
		}
		return 0;


    case WM_KEYDOWN:   
        switch (wParam)  
        {  
        case VK_ESCAPE: //按下Esc键时退出   
            SendMessage(hwnd, WM_DESTROY, 0, 0);  
            return 0;  
        }  
        break; 

	case WM_PAINT:
		{
			HDC             hdc;  
			PAINTSTRUCT     ps;  
			hdc = BeginPaint(hwnd, &ps);
			switch (s_nShow)
			{
			case 0:
				BitBlt(hdc, 0, 0, s_nWidth, s_nHeight, s_hdcMem, 0, 0, SRCCOPY);
				break;
			
				// 水平交错
			case 1:
				AnimateDraw_StaggeredHorizontal(hdc, s_hdcMem, s_nWidth, s_nHeight);
				break;
				// 垂直交错
			case 2:
				AnimateDraw_StaggeredVertical(hdc, s_hdcMem, s_nWidth, s_nHeight);
				break;
				
				// 水平百叶窗
			case 3:
				AnimateDraw_JalousieHorizontal(hdc, s_hdcMem, s_nWidth, s_nHeight);
				break;
				// 垂直百叶窗
			case 4:
				AnimateDraw_JalousieVertical(hdc, s_hdcMem, s_nWidth, s_nHeight);
				break;
				
				// 随机积木
			case 5:
				AnimateDraw_RandomBlocks(hdc, s_hdcMem, s_nWidth, s_nHeight);
				break;
				
				// 飞入 从上往下
			case 6:
				AnimateDraw_FlyingTopToBottom(hdc, s_hdcMem, s_nWidth, s_nHeight, 2, FALSE);
				break;
				// 飞入 从下往上
			case 7:
				AnimateDraw_FlyingBottomToTop(hdc, s_hdcMem, s_nWidth, s_nHeight, 2, FALSE);
				break;
				// 飞入 从左往右		
			case 8:
				AnimateDraw_FlyingLeftToRight(hdc, s_hdcMem, s_nWidth, s_nHeight, 2, FALSE);
				break;
				// 飞入 从右往左
			case 9:
				AnimateDraw_FlyingRightToLeft(hdc, s_hdcMem, s_nWidth, s_nHeight, 2, FALSE);
				break;

				// 伸展 从上往下
			case 10:
				AnimateDraw_FlyingTopToBottom(hdc, s_hdcMem, s_nWidth, s_nHeight);
				break;
				// 伸展 从下往上
			case 11:
				AnimateDraw_FlyingBottomToTop(hdc, s_hdcMem, s_nWidth, s_nHeight);
				break;
				// 伸展 从左往右		
			case 12:
				AnimateDraw_FlyingLeftToRight(hdc, s_hdcMem, s_nWidth, s_nHeight);
				break;
				// 伸展 从右往左
			case 13:
				AnimateDraw_FlyingRightToLeft(hdc, s_hdcMem, s_nWidth, s_nHeight);
				break;
			}
			if (s_nShow != 0)
			{
				s_nShow = 0;
				InvalidateRect(hwnd, NULL, FALSE);
			}
			EndPaint(hwnd, &ps);
		}
		return 0;


	case WM_COMMAND:
		if (LOWORD(wParam) >= 40001 && LOWORD(wParam) <= 40013)
		{
			s_nShow = LOWORD(wParam) - 40000;
			InvalidateRect(hwnd, NULL, TRUE);
			return 0;
		}
		break;


		// 文件拖拽第三步 DragQueryFile and DragQueryFile
	case WM_DROPFILES:
		{
			HDROP hDrop = (HDROP)wParam;
			UINT nFileNum = DragQueryFile(hDrop, 0xFFFFFFFF, NULL, 0); // 拖拽文件个数
			char strFileName[MAX_PATH];
			DragQueryFile(hDrop, 0, strFileName, MAX_PATH);//获得拖曳的文件名
			DragFinish(hDrop);      //释放hDrop

			DeleteDC(s_hdcMem);
			// 加载位图
			HBITMAP hBitmap;  
			hBitmap = (HBITMAP)LoadImage(NULL, strFileName, IMAGE_BITMAP, 0, 0, LR_LOADFROMFILE | LR_CREATEDIBSECTION);  
			// 位图HDC
			HDC hdc = GetDC(hwnd);
			s_hdcMem = CreateCompatibleDC(hdc);
			SelectObject(s_hdcMem, hBitmap);
			ReleaseDC(hwnd, hdc);
			
			// 计算位图宽高
			BITMAP bm;
			GetObject(hBitmap, sizeof(bm), &bm);
			s_nWidth = bm.bmWidth;
			s_nHeight = bm.bmHeight;
			
			InvalidateRect(hwnd, NULL, TRUE);
		}
		return 0; 


	case WM_DESTROY:
		DeleteDC(s_hdcMem);
		PostQuitMessage(0);
		return 0;
	}
	return DefWindowProc(hwnd, message, wParam, lParam);
}

下面是程序所展示的一种显示效果（图片不能打开，请访问http://blog.youkuaiyun.com/morewindows/article/details/8696730）。

更多显示效果可以参考前面的交错效果、百叶窗效果、随机积木效果、飞入效果与伸展效果博客中的示例。

本文配套程序下载地址为：http://download.youkuaiyun.com/detail/morewindows/5177047

转载请标明出处，原文地址：http://blog.youkuaiyun.com/morewindows/article/details/8696730

欢迎关注微博：http://weibo.com/MoreWindows