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 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 <memory>
#include <view/view.h>
#include <view/view_group.h>
#include <view/view_rtree.h>
#include <view/wx_view_controls.h>
#include <ws_proxy_view_item.h>
#include <layers_id_colors_and_visibility.h>
#include <sch_screen.h>
#include <schematic.h>
#include <sch_base_frame.h>
#include "sch_view.h"
namespace KIGFX {
SCH_VIEW::SCH_VIEW( bool aIsDynamic, SCH_BASE_FRAME* aFrame ) :
VIEW( aIsDynamic )
{
m_frame = aFrame;
// 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.
// So we have to use a smaller value.
// A full size = 3 * MAX_PAGE_SIZE_MILS size allows a wide margin
// around the worksheet.
double max_size = Mils2iu( MAX_PAGE_SIZE_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_worksheet.reset();
m_preview.reset();
}
void SCH_VIEW::SetScale( double aScale, VECTOR2D aAnchor )
{
VIEW::SetScale( aScale, aAnchor );
//Redraw selection halos since their width is dependent on zoom
if( m_frame )
m_frame->RefreshSelection();
}
const BOX2I SCH_VIEW::GetItemsExtents() const
{
// Calc the bounding box of all items on screen except the page border
EDA_RECT bBoxItems;
for( EDA_ITEM* item : m_frame->GetScreen()->Items() )
{
if( item != m_worksheet.get() )
bBoxItems.Merge( item->GetBoundingBox() );
}
return bBoxItems;
}
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void SCH_VIEW::ResizeSheetWorkingArea( 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;
m_boundary.SetOrigin( -max_size_x/4, -max_size_y/4 );
m_boundary.SetSize( max_size_x, max_size_y );
}
void SCH_VIEW::DisplaySheet( SCH_SCREEN *aScreen )
{
for( auto item : aScreen->Items() )
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Add( item );
m_worksheet.reset( new KIGFX::WS_PROXY_VIEW_ITEM( static_cast< int >( IU_PER_MILS ),
&aScreen->GetPageSettings(),
&aScreen->Schematic()->Prj(),
&aScreen->GetTitleBlock() ) );
m_worksheet->SetSheetNumber( aScreen->m_ScreenNumber );
m_worksheet->SetSheetCount( aScreen->m_NumberOfScreens );
m_worksheet->SetFileName( TO_UTF8( aScreen->GetFileName() ) );
m_worksheet->SetColorLayer( LAYER_SCHEMATIC_WORKSHEET );
m_worksheet->SetPageBorderColorLayer( LAYER_SCHEMATIC_GRID );
if( m_frame && m_frame->IsType( FRAME_SCH ) )
m_worksheet->SetSheetName( TO_UTF8( m_frame->GetScreenDesc() ) );
else
m_worksheet->SetSheetName( "" );
ResizeSheetWorkingArea( aScreen );
Add( m_worksheet.get() );
InitPreview();
}
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void SCH_VIEW::DisplaySheet( SCH_SHEET* aSheet )
{
DisplaySheet( aSheet->GetScreen() );
}
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void SCH_VIEW::DisplayComponent( LIB_PART* aPart )
{
Clear();
if( !aPart )
return;
std::shared_ptr< LIB_PART > parent;
LIB_PART* drawnPart = aPart;
// Draw the mandatory fields for aliases and parent symbols.
for( auto& item : aPart->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.
if( aPart->IsAlias() )
{
parent = aPart->GetParent().lock();
wxCHECK( parent, /* void */ );
drawnPart = parent.get();
}
for( auto& item : drawnPart->GetDrawItems() )
{
// Don't show parent symbol fields. Users may be confused by shown fields that can not
// be edited.
if( aPart->IsAlias() && item.Type() == LIB_FIELD_T )
continue;
Add( &item );
}
InitPreview();
}
void SCH_VIEW::ClearHiddenFlags()
{
for( auto item : *m_allItems )
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Hide( item, false );
}
void SCH_VIEW::HideWorksheet()
{
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// SetVisible( m_worksheet.get(), false );
}
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}; // namespace KIGFX