Impala Documentation

virtual void Impala::Visualization::DirImViewer::DisplayFunc ( ) [inline, virtual]

Definition at line 391 of file DirImViewer.h.

References CellHeight(), ClearViews(), OglGui::Window::DisplayFunc(), FindFirstVisible(), FindLastVisible(), OglGui::DocFlowDrag::FlowDragDisplay(), OglGui::OglWindow::H(), HandleView(), mFlowDragger, mOldStartIm, mPagingExtra, and OglGui::DocFlowDrag::SetFlowPageExtra().

00392     {
00393         int cellH = CellHeight();
00394         int h     = H();
00395         int dif   = (cellH > h) ? h-cellH : h % cellH;
00396 
00397         mFlowDragger.SetFlowPageExtra(dif-mPagingExtra);
00398         mFlowDragger.FlowDragDisplay();
00399         OGC myOGC;
00400         OGCSave(&myOGC);
00401         int first  = FindFirstVisible();
00402         int last   = FindLastVisible();
00403         int range  = last - first + 1;
00404         int i, vIdx;
00405         if (mOldStartIm <= first)
00406         {
00407             for (i=first, vIdx=-1; i<=last; i++)
00408                 HandleView(++vIdx,i,false);
00409             ClearViews(vIdx+1);
00410         }
00411         else
00412         {
00413             for (i=last, vIdx=range; i>=first; i--)
00414                 HandleView(--vIdx, i, true);
00415             ClearViews(range);
00416         }
00417         mOldStartIm = first;
00418         OGCRestore(&myOGC);
00419         Window::DisplayFunc();
00420     }

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