Impala Documentation

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

Definition at line 165 of file ImageSet.h.

References OglGui::ScrollBar::ChangePos(), OglGui::Window::DisplayFunc(), OglGui::View::GetDimensions2D(), OglGui::ScrollBar::GetValue(), mDistance, mDragImId, mDragInsertId, mDragViewNr, mDragX, mDragY, mFirstVisY, Impala::Visualization::ImagesWindow::mImages, mImSteps, mNrVisibleX, mNrVisibleY, OglGui::OglWindow::mOglWnd, mPropagateScrolling, mScrollBar, Impala::Visualization::ImagesWindow::mViewHeight, Impala::Visualization::ImagesWindow::mViewWidth, OglGui::RepeatTimer::RepeatTime(), OglGui::View::SetDimensions2D(), OglGui::View::SetText(), OglGui::View::SetVisible(), and ViewHasImage().

00166     {
00167         int cnt = 0;
00168         OGC oldOGC;
00169         int offY = mScrollBar->GetValue() % mImSteps;
00170         int nrV = mNrVisibleX * mNrVisibleY;
00171         int start = mFirstVisY * mNrVisibleX;
00172 
00173         OGCSave(&oldOGC);
00174         for (int i=0 ; i<mNrVisibleY ; i++)
00175         {
00176             int y = mOglWnd->height - (i+1) * (mViewHeight+mDistance) +
00177                     offY * (mViewHeight/mImSteps);
00178             for (int j=0 ; j<mNrVisibleX ; j++)
00179             {
00180                 int x = j * (mViewWidth+mDistance);
00181                 if (ViewHasImage(cnt))
00182                 {
00183                     View* view = GetView(cnt);
00184                     view->SetDimensions2D(x, y, mViewWidth, mViewHeight);
00185                     bool vis = start + cnt != mDragImId;
00186                     view->SetVisible(vis);
00187                     if (vis)
00188                         view->SetText(mImages[start+cnt]->Caption());
00189                 }
00190                 cnt++;
00191             }
00192         }
00193 
00194         if (mDragImId != -1)
00195         {
00196             View* view = GetView(mDragViewNr);
00197             view->SetVisible(true);
00198             view->SetText(mImages[mDragImId]->Caption());
00199             view->SetDimensions2D(mDragX-mViewWidth/2, mDragY-mViewHeight/2,
00200                                   mViewWidth, mViewHeight);
00201         }
00202 
00203 
00204         Window::DisplayFunc();
00205 
00206         if (mDragImId != -1 && mPropagateScrolling && RepeatTime())
00207             mScrollBar->ChangePos(mPropagateScrolling);
00208 
00209         if (mDragImId != -1)
00210         {
00211             View* dragView = GetView(mDragViewNr);
00212             dragView->SetVisible(false);
00213             View* view = FindView(mDragX, mDragY);
00214             if (view)
00215             {
00216                 mDragInsertId = mFirstVisY * mNrVisibleX + GetViewIdx(view);
00217                 int x, y, w;
00218                 view->GetDimensions2D(&x, &y, &w, 0);
00219                 if (mDragX > x + w/2)
00220                 {
00221                     x += mViewWidth;
00222                     mDragInsertId++;
00223                 }
00224                 SetLineWidth(3);
00225                 SetSolidLineColor(0xffff00ff);
00226                 DrawLine(x, y, x, y + mViewHeight);
00227             }
00228             else
00229                 mDragInsertId = -1;
00230             dragView->SetVisible(true);
00231         }
00232         OGCRestore(&oldOGC);
00233     }

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