kicad/common/drawing_sheet/ds_proxy_view_item.cpp

153 lines
5.2 KiB
C++

/*
* This program source code file is part of KICAD, a free EDA CAD application.
*
* Copyright (C) 2013-2020 CERN
* @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 <layer_ids.h>
#include <page_info.h>
#include <drawing_sheet/ds_proxy_view_item.h>
#include <drawing_sheet/ds_draw_item.h>
#include <drawing_sheet/ds_data_item.h>
#include <drawing_sheet/ds_painter.h>
#include <project.h>
#include <view/view.h>
using namespace KIGFX;
DS_PROXY_VIEW_ITEM::DS_PROXY_VIEW_ITEM( int aMils2IUscalefactor, const PAGE_INFO* aPageInfo,
const PROJECT* aProject, const TITLE_BLOCK* aTitleBlock ) :
EDA_ITEM( NOT_USED ), // this item is never added to a BOARD so it needs no type
m_mils2IUscalefactor( aMils2IUscalefactor ),
m_titleBlock( aTitleBlock ),
m_pageInfo( aPageInfo ),
m_pageNumber( "1" ),
m_sheetCount( 1 ),
m_isFirstPage( false ),
m_project( aProject ),
m_colorLayer( LAYER_DRAWINGSHEET ),
m_pageBorderColorLayer( LAYER_GRID )
{
}
const BOX2I DS_PROXY_VIEW_ITEM::ViewBBox() const
{
BOX2I bbox;
if( m_pageInfo != NULL )
{
bbox.SetOrigin( VECTOR2I( 0, 0 ) );
bbox.SetEnd( VECTOR2I( m_pageInfo->GetWidthMils() * m_mils2IUscalefactor,
m_pageInfo->GetHeightMils() * m_mils2IUscalefactor ) );
}
else
{
bbox.SetMaximum();
}
return bbox;
}
void DS_PROXY_VIEW_ITEM::buildDrawList( VIEW* aView, DS_DRAW_ITEM_LIST* aDrawList ) const
{
RENDER_SETTINGS* settings = aView->GetPainter()->GetSettings();
wxString fileName( m_fileName.c_str(), wxConvUTF8 );
wxString sheetName( m_sheetName.c_str(), wxConvUTF8 );
aDrawList->SetDefaultPenSize( (int) settings->GetDrawingSheetLineWidth() );
// Adjust the scaling factor: drawing sheet item coordinates and sizes are stored in mils,
// and must be scaled to the same units as the caller
aDrawList->SetMilsToIUfactor( m_mils2IUscalefactor );
aDrawList->SetIsFirstPage( m_isFirstPage );
aDrawList->SetPageNumber( m_pageNumber );
aDrawList->SetSheetCount( m_sheetCount );
aDrawList->SetFileName( fileName );
aDrawList->SetSheetName( sheetName );
aDrawList->SetProject( m_project );
aDrawList->BuildDrawItemsList( *m_pageInfo, *m_titleBlock );
}
void DS_PROXY_VIEW_ITEM::ViewDraw( int aLayer, VIEW* aView ) const
{
GAL* gal = aView->GetGAL();
RENDER_SETTINGS* settings = aView->GetPainter()->GetSettings();
DS_DRAW_ITEM_LIST drawList;
buildDrawList( aView, &drawList );
// Draw the title block normally even if the view is flipped
bool flipped = gal->IsFlippedX();
if( flipped )
{
gal->Save();
gal->Translate( VECTOR2D( m_pageInfo->GetWidthMils() * m_mils2IUscalefactor, 0 ) );
gal->Scale( VECTOR2D( -1.0, 1.0 ) );
}
DS_PAINTER ws_painter( gal );
auto ws_settings = static_cast<DS_RENDER_SETTINGS*>( ws_painter.GetSettings() );
ws_settings->SetNormalColor( settings->GetLayerColor( m_colorLayer ) );
ws_settings->SetSelectedColor( settings->GetLayerColor( LAYER_SELECT_OVERLAY ) );
ws_settings->SetBrightenedColor( settings->GetLayerColor( LAYER_BRIGHTENED ) );
ws_settings->SetPageBorderColor( settings->GetLayerColor( m_pageBorderColorLayer ) );
// Draw all the components that make the drawing sheet
for( DS_DRAW_ITEM_BASE* item = drawList.GetFirst(); item; item = drawList.GetNext() )
ws_painter.Draw( item, LAYER_DRAWINGSHEET );
// Draw gray line that outlines the sheet size
if( settings->GetShowPageLimits() )
ws_painter.DrawBorder( m_pageInfo, m_mils2IUscalefactor );
if( flipped )
gal->Restore();
}
void DS_PROXY_VIEW_ITEM::ViewGetLayers( int aLayers[], int& aCount ) const
{
aCount = 1;
aLayers[0] = LAYER_DRAWINGSHEET;
}
bool DS_PROXY_VIEW_ITEM::HitTestDrawingSheetItems( VIEW* aView, const VECTOR2I& aPosition )
{
int accuracy = (int) aView->ToWorld( 5.0 ); // five pixels at current zoom
DS_DRAW_ITEM_LIST drawList;
buildDrawList( aView, &drawList );
for( DS_DRAW_ITEM_BASE* item = drawList.GetFirst(); item; item = drawList.GetNext() )
{
if( item->HitTest( aPosition, accuracy ) )
return true;
}
return false;
}