kicad/eeschema/sch_view.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
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* Copyright (C) 2013-2018 CERN
* Copyright (C) 2019-2022 KiCad Developers, see AUTHORS.txt for contributors.
*
* @author Tomasz Wlostowski <tomasz.wlostowski@cern.ch>
* @author Maciej Suminski <maciej.suminski@cern.ch>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <core/typeinfo.h>
#include <memory>
#include <view/view.h>
#include <view/view_rtree.h>
#include <view/wx_view_controls.h>
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#include <drawing_sheet/ds_proxy_view_item.h>
#include <layer_ids.h>
#include <sch_screen.h>
#include <schematic.h>
#include <sch_base_frame.h>
#include <sch_edit_frame.h>
#include "sch_view.h"
namespace KIGFX {
SCH_VIEW::SCH_VIEW( bool aIsDynamic, SCH_BASE_FRAME* aFrame ) :
VIEW( aIsDynamic )
{
m_frame = aFrame;
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// Set m_boundary to define the max working area size. The default value is acceptable for
// Pcbnew and Gerbview, but too large for Eeschema due to very different internal units.
// A full size = 3 * MAX_PAGE_SIZE_MILS size allows a wide margin around the drawing-sheet.
double max_size = Mils2iu( MAX_PAGE_SIZE_EESCHEMA_MILS ) * 3.0;
m_boundary.SetOrigin( -max_size/4, -max_size/4 );
m_boundary.SetSize( max_size, max_size );
}
SCH_VIEW::~SCH_VIEW()
{
}
void SCH_VIEW::Cleanup()
{
Clear();
m_drawingSheet.reset();
m_preview.reset();
}
void SCH_VIEW::SetScale( double aScale, VECTOR2D aAnchor )
{
VIEW::SetScale( aScale, aAnchor );
// Redraw items whose rendering is dependent on zoom
if( m_frame )
m_frame->RefreshZoomDependentItems();
}
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void SCH_VIEW::ResizeSheetWorkingArea( const SCH_SCREEN* aScreen )
{
const PAGE_INFO& page_info = aScreen->GetPageSettings();
double max_size_x = page_info.GetWidthIU() * 3.0;
double max_size_y = page_info.GetHeightIU() * 3.0;
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m_boundary.SetOrigin( -max_size_x / 4, -max_size_y / 4 );
m_boundary.SetSize( max_size_x, max_size_y );
}
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void SCH_VIEW::DisplaySheet( const SCH_SCREEN *aScreen )
{
for( SCH_ITEM* item : aScreen->Items() )
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Add( item );
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m_drawingSheet.reset( new DS_PROXY_VIEW_ITEM( static_cast<int>( IU_PER_MILS ),
&aScreen->GetPageSettings(),
&aScreen->Schematic()->Prj(),
&aScreen->GetTitleBlock() ) );
m_drawingSheet->SetPageNumber( TO_UTF8( aScreen->GetPageNumber() ) );
m_drawingSheet->SetSheetCount( aScreen->GetPageCount() );
m_drawingSheet->SetFileName( TO_UTF8( aScreen->GetFileName() ) );
m_drawingSheet->SetColorLayer( LAYER_SCHEMATIC_DRAWINGSHEET );
m_drawingSheet->SetPageBorderColorLayer( LAYER_SCHEMATIC_PAGE_LIMITS );
m_drawingSheet->SetIsFirstPage( aScreen->GetVirtualPageNumber() == 1 );
if( m_frame && m_frame->IsType( FRAME_SCH ) )
{
SCH_EDIT_FRAME* editFrame = dynamic_cast<SCH_EDIT_FRAME*>( m_frame );
wxString sheetName = editFrame->GetCurrentSheet().Last()->GetName();
wxString sheetPath = editFrame->GetCurrentSheet().PathHumanReadable();
m_drawingSheet->SetSheetName( TO_UTF8( sheetName ) );
m_drawingSheet->SetSheetPath( TO_UTF8( sheetPath ) );
}
else
{
m_drawingSheet->SetSheetName( "" );
m_drawingSheet->SetSheetPath( "" );
}
ResizeSheetWorkingArea( aScreen );
Add( m_drawingSheet.get() );
InitPreview();
}
void SCH_VIEW::DisplaySymbol( LIB_SYMBOL* aSymbol )
{
Clear();
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if( !aSymbol )
return;
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std::shared_ptr< LIB_SYMBOL > parent;
LIB_SYMBOL* drawnSymbol = aSymbol;
// Draw the mandatory fields for aliases and parent symbols.
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for( LIB_ITEM& item : aSymbol->GetDrawItems() )
{
if( item.Type() != LIB_FIELD_T )
continue;
LIB_FIELD* field = static_cast< LIB_FIELD* >( &item );
wxCHECK2( field, continue );
if( field->GetText().IsEmpty() )
continue;
Add( &item );
}
// Draw the parent items if the symbol is inherited from another symbol.
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if( aSymbol->IsAlias() )
{
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parent = aSymbol->GetParent().lock();
wxCHECK( parent, /* void */ );
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drawnSymbol = parent.get();
}
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for( LIB_ITEM& item : drawnSymbol->GetDrawItems() )
{
// Don't show parent symbol fields. Users may be confused by shown fields that can not
// be edited.
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if( aSymbol->IsAlias() && item.Type() == LIB_FIELD_T )
continue;
Add( &item );
}
InitPreview();
}
void SCH_VIEW::ClearHiddenFlags()
{
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for( VIEW_ITEM* item : *m_allItems )
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Hide( item, false );
}
void SCH_VIEW::HideDrawingSheet()
{
// SetVisible( m_drawingSheet.get(), false );
}
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}; // namespace KIGFX