Impala Documentation

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

Definition at line 395 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().

00396     {
00397         int cellH = CellHeight();
00398         int h     = H();
00399         int dif   = (cellH > h) ? h-cellH : h % cellH;
00400 
00401         mFlowDragger.SetFlowPageExtra(dif-mPagingExtra);
00402         mFlowDragger.FlowDragDisplay();
00403         OGC myOGC;
00404         OGCSave(&myOGC);
00405         int first  = FindFirstVisible();
00406         int last   = FindLastVisible();
00407         int range  = last - first + 1;
00408         int i, vIdx;
00409         if (mOldStartIm <= first)
00410         {
00411             for (i=first, vIdx=-1; i<=last; i++)
00412                 HandleView(++vIdx,i,false);
00413             ClearViews(vIdx+1);
00414         }
00415         else
00416         {
00417             for (i=last, vIdx=range; i>=first; i--)
00418                 HandleView(--vIdx, i, true);
00419             ClearViews(range);
00420         }
00421         mOldStartIm = first;
00422         OGCRestore(&myOGC);
00423         Window::DisplayFunc();
00424     }

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