pcb_painter.h

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2013 CERN
 * Copyright (C) 2016-2024 KiCad Developers, see AUTHORS.txt for contributors.
 *
 * @author Tomasz Wlostowski <[email protected]>
 * @author Maciej Suminski <[email protected]>
 *
 * 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
 */
 
#ifndef PCB_PAINTER_H
#define PCB_PAINTER_H
 
#include <frame_type.h>
#include <gal/painter.h>
#include <padstack.h>   // PAD_DRILL_SHAPE
#include <pcb_display_options.h>
#include <math/vector2d.h>
#include <memory>
#include <geometry/shape_segment.h>
 
 
class EDA_ITEM;
class PCB_DISPLAY_OPTIONS;
class PCB_VIEWERS_SETTINGS_BASE;
class BOARD_ITEM;
class PCB_ARC;
class BOARD;
class PCB_VIA;
class PCB_TRACK;
class PAD;
class PCB_SHAPE;
class PCB_GROUP;
class FOOTPRINT;
class ZONE;
class PCB_REFERENCE_IMAGE;
class PCB_TEXT;
class PCB_TEXTBOX;
class PCB_TABLE;
class PCB_DIMENSION_BASE;
class PCB_TARGET;
class PCB_MARKER;
class NET_SETTINGS;
class NETINFO_LIST;
class TEXT_ATTRIBUTES;
 
namespace KIFONT
{
class FONT;
class METRICS;
}
 
namespace KIGFX
{
class GAL;
 
class PCB_RENDER_SETTINGS : public RENDER_SETTINGS
{
public:
    friend class PCB_PAINTER;
 
    PCB_RENDER_SETTINGS();
 
    void LoadDisplayOptions( const PCB_DISPLAY_OPTIONS& aOptions );
 
    void LoadColors( const COLOR_SETTINGS* aSettings ) override;
 
    COLOR4D GetColor( const VIEW_ITEM* aItem, int aLayer ) const override;
 
    COLOR4D GetColor( const BOARD_ITEM* aItem, int aLayer ) const;
 
    COLOR4D GetColor( std::nullptr_t, int aLayer ) const
    {
        return GetColor( static_cast<const BOARD_ITEM*>( nullptr ), aLayer );
    }
 
    bool GetShowPageLimits() const override;
 
    inline bool IsBackgroundDark() const override
    {
        auto luma = m_layerColors[ LAYER_PCB_BACKGROUND ].GetBrightness();
 
        return luma < 0.5;
    }
 
    const COLOR4D& GetBackgroundColor() const override { return m_layerColors[ LAYER_PCB_BACKGROUND ]; }
 
    void SetBackgroundColor( const COLOR4D& aColor ) override
    {
        m_layerColors[ LAYER_PCB_BACKGROUND ] = aColor;
    }
 
    const COLOR4D& GetGridColor() override { return m_layerColors[ LAYER_GRID ]; }
 
    const COLOR4D& GetCursorColor() override { return m_layerColors[ LAYER_CURSOR ]; }
 
    NET_COLOR_MODE GetNetColorMode() const { return m_netColorMode; }
    void SetNetColorMode( NET_COLOR_MODE aMode ) { m_netColorMode = aMode; }
 
    std::map<int, KIGFX::COLOR4D>& GetNetColorMap() { return m_netColors; }
 
    std::set<int>& GetHiddenNets() { return m_hiddenNets; }
    const std::set<int>& GetHiddenNets() const { return m_hiddenNets; }
 
public:
    bool               m_ForcePadSketchModeOn;
    bool               m_ForceShowFieldsWhenFPSelected;
 
    ZONE_DISPLAY_MODE  m_ZoneDisplayMode;
    HIGH_CONTRAST_MODE m_ContrastModeDisplay;
 
    PAD*               m_PadEditModePad;       // Pad currently in Pad Edit Mode (if any)
 
protected:
    static const double MAX_FONT_SIZE;
 
    NET_COLOR_MODE     m_netColorMode;
 
    std::map<wxString, KIGFX::COLOR4D> m_netclassColors;
 
    std::map<int, KIGFX::COLOR4D> m_netColors;
 
    std::set<int> m_hiddenNets;
 
    // These opacity overrides multiply with any opacity in the base layer color
    double m_trackOpacity;     
    double m_viaOpacity;       
    double m_padOpacity;       
    double m_zoneOpacity;      
    double m_imageOpacity;     
    double m_filledShapeOpacity;     
};
 
 
class PCB_PAINTER : public PAINTER
{
public:
    PCB_PAINTER( GAL* aGal, FRAME_T aFrameType );
 
    virtual PCB_RENDER_SETTINGS* GetSettings() override
    {
        return &m_pcbSettings;
    }
 
    virtual bool Draw( const VIEW_ITEM* aItem, int aLayer ) override;
 
protected:
    PCB_VIEWERS_SETTINGS_BASE* viewer_settings();
 
    // Drawing functions for various types of PCB-specific items
    void draw( const PCB_TRACK* aTrack, int aLayer );
    void draw( const PCB_ARC* aArc, int aLayer );
    void draw( const PCB_VIA* aVia, int aLayer );
    void draw( const PAD* aPad, int aLayer );
    void draw( const PCB_SHAPE* aSegment, int aLayer );
    void draw( const PCB_REFERENCE_IMAGE* aBitmap, int aLayer );
    void draw( const PCB_TEXT* aText, int aLayer );
    void draw( const PCB_TEXTBOX* aText, int aLayer );
    void draw( const PCB_TABLE* aTable, int aLayer );
    void draw( const FOOTPRINT* aFootprint, int aLayer );
    void draw( const PCB_GROUP* aGroup, int aLayer );
    void draw( const ZONE* aZone, int aLayer );
    void draw( const PCB_DIMENSION_BASE* aDimension, int aLayer );
    void draw( const PCB_TARGET* aTarget );
    void draw( const PCB_MARKER* aMarker, int aLayer );
 
    int getLineThickness( int aActualThickness ) const;
 
    virtual PAD_DRILL_SHAPE getDrillShape( const PAD* aPad ) const;
 
    virtual SHAPE_SEGMENT getPadHoleShape( const PAD* aPad ) const;
 
    virtual int getViaDrillSize( const PCB_VIA* aVia ) const;
 
    void strokeText( const wxString& aText, const VECTOR2I& aPosition,
                     const TEXT_ATTRIBUTES& aAttrs, const KIFONT::METRICS& aFontMetrics );
 
    void renderNetNameForSegment( const SHAPE_SEGMENT& aSeg, const COLOR4D& aColor, const wxString& aNetName ) const;
 
protected:
    PCB_RENDER_SETTINGS m_pcbSettings;
    FRAME_T             m_frameType;
 
    int                 m_maxError;
    int                 m_holePlatingThickness;
    int                 m_lockedShadowMargin;
};
} // namespace KIGFX
 
#endif /* PCB_PAINTER_H */