X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/e7092398891c83b12c84305d8d0206bdbe415fa0..89b3361ec25cf1e6d255b14c7633d8375646e4fb:/samples/grid/griddemo.cpp diff --git a/samples/grid/griddemo.cpp b/samples/grid/griddemo.cpp index bc30fd739d..2b3ba6df60 100644 --- a/samples/grid/griddemo.cpp +++ b/samples/grid/griddemo.cpp @@ -212,6 +212,9 @@ BEGIN_EVENT_TABLE( GridFrame, wxFrame ) EVT_MENU( ID_SET_HIGHLIGHT_WIDTH, GridFrame::OnSetHighlightWidth) EVT_MENU( ID_SET_RO_HIGHLIGHT_WIDTH, GridFrame::OnSetROHighlightWidth) + EVT_MENU( wxID_PRINT, GridFrame::OnGridRender ) + EVT_MENU( ID_RENDER_COORDS, GridFrame::OnGridRender ) + EVT_GRID_LABEL_LEFT_CLICK( GridFrame::OnLabelLeftClick ) EVT_GRID_CELL_LEFT_CLICK( GridFrame::OnCellLeftClick ) EVT_GRID_ROW_SIZE( GridFrame::OnRowSize ) @@ -238,6 +241,38 @@ GridFrame::GridFrame() fileMenu->Append( ID_VTABLE, wxT("&Virtual table test\tCtrl-V")); fileMenu->Append( ID_BUGS_TABLE, wxT("&Bugs table test\tCtrl-B")); fileMenu->Append( ID_TABULAR_TABLE, wxT("&Tabular table test\tCtrl-T")); + fileMenu->AppendSeparator(); + + wxMenu* setupMenu = new wxMenu; + wxMenuItem* item; + item = setupMenu->AppendCheckItem( ID_RENDER_ROW_LABEL, + "Render row labels" ); + item->Check(); + item = setupMenu->AppendCheckItem( ID_RENDER_COL_LABEL, + "Render column labels" ); + item->Check(); + item = setupMenu->AppendCheckItem( ID_RENDER_GRID_LINES, + "Render grid cell lines" ); + item->Check(); + item = setupMenu->AppendCheckItem( ID_RENDER_GRID_BORDER, + "Render border" ); + item->Check(); + item = setupMenu->AppendCheckItem( ID_RENDER_SELECT_HLIGHT, + "Render selection highlight" ); + setupMenu->AppendSeparator(); + setupMenu->AppendCheckItem( ID_RENDER_LOMETRIC, + "Use LOMETRIC mapping mode" ); + setupMenu->AppendCheckItem( ID_RENDER_DEFAULT_SIZE, + "Use wxDefaultSize" ); + setupMenu->AppendCheckItem( ID_RENDER_MARGIN, + "Logical 50 unit margin" ); + setupMenu->AppendCheckItem( ID_RENDER_ZOOM, + "Zoom 125%" ); + + fileMenu->AppendSubMenu( setupMenu, "Render setup" ); + fileMenu->Append( wxID_PRINT, "Render" ); + fileMenu->Append( ID_RENDER_COORDS, "Render G5:P30" ); + fileMenu->AppendSeparator(); fileMenu->Append( wxID_EXIT, wxT("E&xit\tAlt-X") ); @@ -2068,3 +2103,160 @@ void GridFrame::OnTabularTable(wxCommandEvent&) { new TabularGridFrame; } + +// Example using wxGrid::Render +// Displays a preset selection or, if it exists, a selection block +// Draws the selection to a wxBitmap and displays the bitmap +void GridFrame::OnGridRender( wxCommandEvent& event ) +{ + int styleRender = 0, i; + bool useLometric = false, defSize = false; + double zoom = 1; + wxSize sizeMargin( 0, 0 ); + wxPoint pointOrigin( 0, 0 ); + + wxMenu* menu = GetMenuBar()->GetMenu( 0 ); + wxMenuItem* menuItem = menu->FindItem( ID_RENDER_ROW_LABEL ); + menu = menuItem->GetMenu(); + + if ( menu->FindItem( ID_RENDER_ROW_LABEL )->IsChecked() ) + styleRender |= wxGRID_DRAW_ROWS_HEADER; + if ( menu->FindItem( ID_RENDER_COL_LABEL )->IsChecked() ) + styleRender |= wxGRID_DRAW_COLS_HEADER; + if ( menu->FindItem( ID_RENDER_GRID_LINES )->IsChecked() ) + styleRender |= wxGRID_DRAW_CELL_LINES; + if ( menu->FindItem( ID_RENDER_GRID_BORDER )->IsChecked() ) + styleRender |= wxGRID_DRAW_BOX_RECT; + if ( menu->FindItem( ID_RENDER_SELECT_HLIGHT )->IsChecked() ) + styleRender |= wxGRID_DRAW_SELECTION; + if ( menu->FindItem( ID_RENDER_LOMETRIC )->IsChecked() ) + useLometric = true; + if ( menu->FindItem( ID_RENDER_MARGIN )->IsChecked() ) + { + pointOrigin.x += 50; + pointOrigin.y += 50; + sizeMargin.IncBy( 50 ); + } + if ( menu->FindItem( ID_RENDER_ZOOM )->IsChecked() ) + zoom = 1.25; + if ( menu->FindItem( ID_RENDER_DEFAULT_SIZE )->IsChecked() ) + defSize = true; + + // init render area coords with a default row and col selection + wxGridCellCoords topLeft( 0, 0 ), bottomRight( 8, 6 ); + // check whether we are printing a block selection + // other selection types not catered for here + if ( event.GetId() == ID_RENDER_COORDS ) + { + topLeft.SetCol( 6 ); + topLeft.SetRow( 4 ); + bottomRight.SetCol( 15 ); + bottomRight.SetRow( 29 ); + } + else if ( grid->IsSelection() && grid->GetSelectionBlockTopLeft().Count() ) + { + wxGridCellCoordsArray cells = grid->GetSelectionBlockTopLeft(); + if ( grid->GetSelectionBlockBottomRight().Count() ) + { + cells.Add( grid->GetSelectionBlockBottomRight()[ 0 ] ); + topLeft.Set( cells[ 0 ].GetRow(), + cells[ 0 ].GetCol() ); + bottomRight.Set( cells[ 1 ].GetRow(), + cells[ 1 ].GetCol() ); + } + } + + // sum col widths + wxSize sizeRender( 0, 0 ); + wxGridSizesInfo sizeinfo = grid->GetColSizes(); + for ( i = topLeft.GetCol(); i <= bottomRight.GetCol(); i++ ) + { + sizeRender.x += sizeinfo.GetSize( i ); + } + + // sum row heights + sizeinfo = grid->GetRowSizes(); + for ( i = topLeft.GetRow(); i <= bottomRight.GetRow(); i++ ) + { + sizeRender.y += sizeinfo.GetSize( i ); + } + + if ( styleRender & wxGRID_DRAW_ROWS_HEADER ) + sizeRender.x += grid->GetRowLabelSize(); + if ( styleRender & wxGRID_DRAW_COLS_HEADER ) + sizeRender.y += grid->GetColLabelSize(); + + sizeRender.x *= zoom; + sizeRender.y *= zoom; + + // delete any existing render frame and create new one + wxWindow* win = FindWindow( "frameRender" ); + if ( win ) + win->Destroy(); + + wxFrame* frame = new wxFrame( this, wxID_ANY, "Grid Render" ); + frame->SetClientSize( 780, 400 ); + frame->SetName( "frameRender" ); + + wxPanel* canvas = new wxPanel( frame, wxID_ANY ); + + // make bitmap large enough for margins if any + if ( !defSize ) + sizeRender.IncBy( sizeMargin * 2 ); + else + sizeRender.IncBy( sizeMargin ); + + wxBitmap bmp( sizeRender ); + // don't leave it larger or drawing will be scaled + sizeRender.DecBy( sizeMargin * 2 ); + + wxMemoryDC memDc(bmp); + + // default row labels have no background colour so set background + memDc.SetBackground( wxBrush( canvas->GetBackgroundColour() ) ); + memDc.Clear(); + + // convert sizeRender to mapping mode units if necessary + if ( useLometric ) + { + memDc.SetMapMode( wxMM_LOMETRIC ); + sizeRender.x = memDc.DeviceToLogicalXRel( sizeRender.x ); + sizeRender.y = memDc.DeviceToLogicalYRel( sizeRender.y ); + } + + // pass wxDefaultSize if menu item is checked + if ( defSize ) + sizeRender = wxDefaultSize; + + grid->Render( memDc, + pointOrigin, + sizeRender, + topLeft, bottomRight, + wxGridRenderStyle( styleRender ) ); + + m_gridBitmap = bmp; + + canvas->Connect( wxEVT_PAINT, + wxPaintEventHandler(GridFrame::OnRenderPaint), + NULL, + this ); + + frame->Show(); +} + +void GridFrame::OnRenderPaint( wxPaintEvent& event ) +{ + wxPanel* canvas = ( wxPanel* )event.GetEventObject(); + wxPaintDC dc( canvas ); + canvas->PrepareDC( dc ); + + if ( !m_gridBitmap.IsOk() ) + return;; + + wxMemoryDC memDc( m_gridBitmap ); + + dc.Blit( 0, 0, + m_gridBitmap.GetWidth(), + m_gridBitmap.GetHeight(), + &memDc, 0, 0 ); +}