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Windows界面编程(11) 位图显示特效 随机积木效果2014-01-09本篇《Windows界面编程第十一篇位图显示特效随机积木效果》将讲解位图的随机积木显示效果。如下图所示:

在程序设计上,随机积木效果是最简单的啦,只要一格一格的显示出整个位置即可:

// 随机积木//《Windows界面编程第十一篇 位图显示特效 随机积木效果》//http://blog.csdn.net/morewindows/article/details/8696724void AnimateDraw_RandomBlocks(HDC hdc, HDC hdcMem, int nWidth, int nHeight, UINT nIntervalTime = 15,int nRowBlocks = 10, int nColBlocks = 10){int nStepRow, nStepCol, nDisplayCount;int nSumBlocks = nRowBlocks * nColBlocks;bool *pFlagArray = new bool[nSumBlocks];memset(pFlagArray, 0, sizeof(bool) * nSumBlocks);nStepRow = nWidth / nRowBlocks;nStepCol = nHeight / nColBlocks;srand((unsigned)time(NULL));nDisplayCount = 0; //已显示方格个数while (true) { int row = rand() % nRowBlocks; int col = rand() % nColBlocks; if (pFlagArray[row * nColBlocks + col]) continue;pFlagArray[row * nColBlocks + col] = true;BitBlt(hdc, row * nStepRow, col * nStepCol, nStepRow, nStepCol, hdcMem, row * nStepRow, col * nStepCol, SRCCOPY);nDisplayCount++;if (nDisplayCount >= nSumBlocks)break;Sleep(nIntervalTime); }BitBlt(hdc, 0, 0, nWidth, nHeight, hdcMem, 0, 0, SRCCOPY);}
原文地址:http://blog.csdn.net/morewindows/article/details/8696724