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hItem = WM_GetDialogItem(pMsg->hWin, ID_GRAPH_0);
ahData = GRAPH_DATA_YT_Create(GUI_GREEN, 400, 0, 0);
/* 关键是下面这两个函数 ,实现波形从左往右显示 */
GRAPH_DATA_YT_SetAlign(ahData, GRAPH_ALIGN_LEFT);
GRAPH_DATA_YT_MirrorX (ahData, 1);
GRAPH_AttachData(hItem, ahData);
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如果要切换回从右往左,还是上面那两个函数:
GRAPH_DATA_YT_SetAlign(_ahData, GRAPH_ALIGN_RIGHT);
GRAPH_DATA_YT_MirrorX (_ahData, 0);
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