pl_draw_panel_gal.cpp

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright The KiCad Developers, see AUTHORS.txt for contributors.
 *
 * 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 3 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, see <http://www.gnu.org/licenses/>.
 */
 
#include <functional>
#include <memory>
 
#include <view/view.h>
#include <tool/tool_manager.h>
#include <view/wx_view_controls.h>
#include <drawing_sheet/ds_proxy_view_item.h>
#include <drawing_sheet/ds_data_item.h>
#include <drawing_sheet/ds_data_model.h>
#include <drawing_sheet/ds_painter.h>
#include <pgm_base.h>
#include <kiway.h>
#include <settings/settings_manager.h>
#include <gal/graphics_abstraction_layer.h>
 
#include "pl_draw_panel_gal.h"
#include "pl_editor_frame.h"
#include "pl_editor_settings.h"
#include "tools/pl_actions.h"
#include "tools/pl_selection_tool.h"
#include <zoom_defines.h>
 
using namespace std::placeholders;
 
 
PL_DRAW_PANEL_GAL::PL_DRAW_PANEL_GAL( wxWindow* aParentWindow, wxWindowID aWindowId,
                                      const wxPoint& aPosition, const wxSize& aSize,
                                      KIGFX::GAL_DISPLAY_OPTIONS& aOptions, GAL_TYPE aGalType ) :
        EDA_DRAW_PANEL_GAL( aParentWindow, aWindowId, aPosition, aSize, aOptions, aGalType )
{
    m_view = new KIGFX::VIEW();
    m_view->SetGAL( m_gal );
 
    GetGAL()->SetWorldUnitLength( 1.0/drawSheetIUScale.IU_PER_MM /* 10 nm */ / 25.4 /* 1 inch in mm */ );
 
    m_painter = std::make_unique<KIGFX::DS_PAINTER>( m_gal );
 
    PL_EDITOR_SETTINGS* cfg = GetAppSettings<PL_EDITOR_SETTINGS>( "pl_editor" );
 
    m_painter->GetSettings()->LoadColors( ::GetColorSettings( cfg ? cfg->m_ColorTheme : DEFAULT_THEME ) );
 
    m_view->SetPainter( m_painter.get() );
    // This fixes the zoom in and zoom out limits
    m_view->SetScaleLimits( ZOOM_MAX_LIMIT_PLEDITOR, ZOOM_MIN_LIMIT_PLEDITOR );
 
    setDefaultLayerDeps();
 
    m_view->SetLayerVisible( LAYER_DRAWINGSHEET, true );
    m_view->SetLayerVisible( LAYER_DRAWINGSHEET_PAGE1, true );
    m_view->SetLayerVisible( LAYER_DRAWINGSHEET_PAGEn, false );
 
    m_viewControls = new KIGFX::WX_VIEW_CONTROLS( m_view, this );
}
 
 
PL_DRAW_PANEL_GAL::~PL_DRAW_PANEL_GAL()
{
}
 
 
void PL_DRAW_PANEL_GAL::GetMsgPanelInfo( EDA_DRAW_FRAME* aFrame,
                                         std::vector<MSG_PANEL_ITEM>& aList )
{
}
 
 
void PL_DRAW_PANEL_GAL::DisplayDrawingSheet()
{
    PL_SELECTION_TOOL* selTool = m_edaFrame->GetToolManager()->GetTool<PL_SELECTION_TOOL>();
    DS_DATA_MODEL&     model = DS_DATA_MODEL::GetTheInstance();
 
    selTool->GetSelection().Clear();
    m_view->Clear();
 
    m_pageDrawItem.reset();
 
    model.SetupDrawEnvironment( m_edaFrame->GetPageSettings(), drawSheetIUScale.IU_PER_MILS );
 
    // To show the formatted texts instead of raw texts in drawing sheet editor, we need
    // a dummy DS_DRAW_ITEM_LIST.
    DS_DRAW_ITEM_LIST dummy( drawSheetIUScale );
    dummy.SetPaperFormat( m_edaFrame->GetPageSettings().GetTypeAsString() );
    dummy.SetTitleBlock( &m_edaFrame->GetTitleBlock() );
    dummy.SetProject( &m_edaFrame->Prj() );
 
    for( DS_DATA_ITEM* dataItem : model.GetItems() )
        dataItem->SyncDrawItems( &dummy, m_view );
 
    // Build and add a DS_DRAW_ITEM_PAGE to show the page limits and the corner position
    // of the selected corner for coord origin of new items
    // Not also this item has no peer in DS_DATA_MODEL list.
    const int penWidth = 0;     // This value is to use the default thickness line
    constexpr double markerSize = drawSheetIUScale.mmToIU( 5 );
    m_pageDrawItem = std::make_unique<DS_DRAW_ITEM_PAGE>( penWidth, markerSize );
    m_view->Add( m_pageDrawItem.get() );
 
    selTool->RebuildSelection();
 
    // Gives a reasonable boundary to the view area
    // Otherwise scroll bars are not usable
    // A full size = 2 * page size allows a margin around the drawing sheet.
    // (Note: no need to have a large working area: nothing can be drawn outside th page size).
    double size_x = m_edaFrame->GetPageSizeIU().x;
    double size_y = m_edaFrame->GetPageSizeIU().y;
    BOX2D boundary( VECTOR2D( -size_x/4 , -size_y/4 ), VECTOR2D( size_x * 1.5, size_y * 1.5) );
    m_view->SetBoundary( boundary );
 
    m_pageDrawItem->SetPageSize( m_edaFrame->GetPageSizeIU() );
    VECTOR2I originCoord = static_cast<PL_EDITOR_FRAME*>( m_edaFrame )->ReturnCoordOriginCorner();
    m_pageDrawItem->SetMarkerPos( originCoord );
}
 
 
bool PL_DRAW_PANEL_GAL::SwitchBackend( GAL_TYPE aGalType )
{
    bool rv = EDA_DRAW_PANEL_GAL::SwitchBackend( aGalType );
 
    setDefaultLayerDeps();
 
    GetGAL()->SetWorldUnitLength( 1.0/drawSheetIUScale.IU_PER_MM /* 10 nm */ / 25.4 /* 1 inch in mm */ );
 
    return rv;
}
 
 
void PL_DRAW_PANEL_GAL::setDefaultLayerDeps()
{
    for( int i = 0; i < KIGFX::VIEW::VIEW_MAX_LAYERS; i++ )
        m_view->SetLayerTarget( i, KIGFX::TARGET_NONCACHED );
 
    m_view->SetLayerDisplayOnly( LAYER_DRAWINGSHEET );
 
    m_view->SetLayerTarget( LAYER_SELECT_OVERLAY, KIGFX::TARGET_OVERLAY );
    m_view->SetLayerDisplayOnly( LAYER_SELECT_OVERLAY );
 
    m_view->SetLayerTarget( LAYER_GP_OVERLAY, KIGFX::TARGET_OVERLAY );
    m_view->SetLayerDisplayOnly( LAYER_GP_OVERLAY );
}
 
 
void PL_DRAW_PANEL_GAL::SetTopLayer( int aLayer )
{
    m_view->ClearTopLayers();
    m_view->SetTopLayer( aLayer );
 
    m_view->SetTopLayer( LAYER_SELECT_OVERLAY );
 
    m_view->SetTopLayer( LAYER_GP_OVERLAY );
 
    m_view->UpdateAllLayersOrder();
}