kicad/include/render_settings.h

334 lines
11 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2019-2020 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 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 RENDER_SETTINGS_H
#define RENDER_SETTINGS_H
#include <map>
#include <set>
#include <gal/color4d.h>
#include <layer_ids.h>
#include <memory>
#include <wx/dc.h>
class COLOR_SETTINGS;
namespace KIGFX
{
class VIEW_ITEM;
/**
* Container for all the knowledge about how graphical objects are drawn on any output
* surface/device.
*
* This includes:
* - color/transparency settings
* - highlighting and high contrast mode control
* - drawing quality control (sketch/outline mode)
* - text processing flags
*
* The class acts as an interface between the PAINTER object and the GUI (i.e. Layers/Items
* widget or display options dialog).
*/
class RENDER_SETTINGS
{
public:
RENDER_SETTINGS();
virtual ~RENDER_SETTINGS();
virtual void LoadColors( const COLOR_SETTINGS* aSettings ) { }
/**
* Set the specified layer as high-contrast.
*
* @param aLayerId is a layer number that should be displayed in a specific mode.
* @param aEnabled is the new layer state ( true = active or false = not active).
*/
inline void SetLayerIsHighContrast( int aLayerId, bool aEnabled = true )
{
if( aEnabled )
m_highContrastLayers.insert( aLayerId );
else
m_highContrastLayers.erase( aLayerId );
}
/**
* Return information whether the queried layer is marked as high-contrast.
*
* @return True if the queried layer is marked as active.
*/
inline bool GetLayerIsHighContrast( int aLayerId ) const
{
return ( m_highContrastLayers.count( aLayerId ) > 0 );
}
/**
* Returns the set of currently high-contrast layers.
*/
const std::set<unsigned int> GetHighContrastLayers() const
{
return m_highContrastLayers;
}
/**
* Return the board layer which is in high-contrast mode.
*
* There should only be one board layer which is high-contrast at any given time, although
* there might be many high-contrast synthetic (GAL) layers.
*/
PCB_LAYER_ID GetPrimaryHighContrastLayer() const
{
for( int layer : m_highContrastLayers )
{
if( layer >= PCBNEW_LAYER_ID_START && layer < PCB_LAYER_ID_COUNT )
return (PCB_LAYER_ID) layer;
}
return UNDEFINED_LAYER;
}
PCB_LAYER_ID GetActiveLayer() const { return m_activeLayer; }
void SetActiveLayer( PCB_LAYER_ID aLayer ) { m_activeLayer = aLayer; }
/**
* Clear the list of active layers.
*/
inline void ClearHighContrastLayers()
{
m_highContrastLayers.clear();
}
/**
* Return current highlight setting.
*
* @return True if highlight is enabled, false otherwise.
*/
inline bool IsHighlightEnabled() const
{
return m_highlightEnabled;
}
/**
* Return the netcode of currently highlighted net.
*
* @return Netcode of currently highlighted net.
*/
inline const std::set<int>& GetHighlightNetCodes() const
{
return m_highlightNetcodes;
}
/**
* Turns on/off highlighting.
*
* It may be done for the active layer or the specified net(s)..
*
* @param aEnabled tells if highlighting should be enabled.
* @param aNetcode is optional and if specified, turns on highlighting only for the net with
* number given as the parameter.
*/
inline void SetHighlight( bool aEnabled, int aNetcode = -1, bool aMulti = false )
{
m_highlightEnabled = aEnabled;
if( aEnabled )
{
if( !aMulti )
m_highlightNetcodes.clear();
m_highlightNetcodes.insert( aNetcode );
}
else
m_highlightNetcodes.clear();
}
/**
* Turns on highlighting and highlights multiple nets
* @param aHighlight is a set of netcodes to highlight
* @param aEnabled tells if highlighting should be enabled.
*/
inline void SetHighlight( std::set<int>& aHighlight, bool aEnabled = true )
{
m_highlightEnabled = aEnabled;
if( aEnabled )
m_highlightNetcodes = aHighlight;
else
m_highlightNetcodes.clear();
}
/**
* Turns on/off high contrast display mode.
*/
void SetHighContrast( bool aEnabled ) { m_hiContrastEnabled = aEnabled; }
bool GetHighContrast() const { return m_hiContrastEnabled; }
/**
* Returns the color that should be used to draw the specific VIEW_ITEM on the specific layer
* using currently used render settings.
*
* @param aItem is the VIEW_ITEM.
* @param aLayer is the layer.
* @return The color.
*/
virtual COLOR4D GetColor( const VIEW_ITEM* aItem, int aLayer ) const = 0;
float GetDrawingSheetLineWidth() const { return m_drawingSheetLineWidth; }
int GetDefaultPenWidth() const { return m_defaultPenWidth; }
void SetDefaultPenWidth( int aWidth ) { m_defaultPenWidth = aWidth; }
int GetMinPenWidth() const { return m_minPenWidth; }
void SetMinPenWidth( int aWidth ) { m_minPenWidth = aWidth; }
double GetDashLengthRatio() const { return m_dashLengthRatio; }
void SetDashLengthRatio( double aRatio ) { m_dashLengthRatio = aRatio; }
double GetDashLength( int aLineWidth ) const;
double GetDotLength( int aLineWidth ) const;
double GetGapLengthRatio() const { return m_gapLengthRatio; }
void SetGapLengthRatio( double aRatio ) { m_gapLengthRatio = aRatio; }
double GetGapLength( int aLineWidth ) const;
bool GetShowPageLimits() const { return m_showPageLimits; }
void SetShowPageLimits( bool aDraw ) { m_showPageLimits = aDraw; }
bool IsPrinting() const { return m_isPrinting; }
void SetIsPrinting( bool isPrinting ) { m_isPrinting = isPrinting; }
/**
* Return current background color settings.
*/
virtual const COLOR4D& GetBackgroundColor() = 0;
/**
* Set the background color.
*/
virtual void SetBackgroundColor( const COLOR4D& aColor ) = 0;
/**
* Return current grid color settings.
*/
virtual const COLOR4D& GetGridColor() = 0;
/**
* Return current cursor color settings.
*/
virtual const COLOR4D& GetCursorColor() = 0;
/**
* Return the color used to draw a layer.
*
* @param aLayer is the layer number.
*/
inline const COLOR4D& GetLayerColor( int aLayer ) const
{
return m_layerColors[aLayer];
}
/**
* Change the color used to draw a layer.
*
* @param aLayer is the layer number.
* @param aColor is the new color.
*/
inline void SetLayerColor( int aLayer, const COLOR4D& aColor )
{
m_layerColors[aLayer] = aColor;
update(); // recompute other shades of the color
}
virtual bool IsBackgroundDark() const
{
return false;
}
/**
* Set line width used for drawing outlines.
*
* @param aWidth is the new width.
*/
void SetOutlineWidth( float aWidth )
{
m_outlineWidth = aWidth;
}
void SetHighlightFactor( float aFactor ) { m_highlightFactor = aFactor; }
void SetSelectFactor( float aFactor ) { m_selectFactor = aFactor; }
void SetHighContrastFactor( float aFactor ) { m_hiContrastFactor = aFactor; }
// TODO: these can go away once the drawing sheet is moved to Cairo-based printing
wxDC* GetPrintDC() const { return m_printDC; }
void SetPrintDC( wxDC* aDC ) { m_printDC = aDC; }
protected:
/**
* Precalculates extra colors for layers (e.g. highlighted, darkened and any needed version
* of base colors).
*/
virtual void update();
PCB_LAYER_ID m_activeLayer; // The active layer (as shown by appearance mgr)
std::set<unsigned int> m_highContrastLayers; // High-contrast layers (both board layers and
// synthetic GAL layers)
COLOR4D m_layerColors[LAYER_ID_COUNT]; // Layer colors
COLOR4D m_layerColorsHi[LAYER_ID_COUNT]; // Layer colors for highlighted objects
COLOR4D m_layerColorsSel[LAYER_ID_COUNT]; // Layer colors for selected objects
COLOR4D m_hiContrastColor[LAYER_ID_COUNT]; // High-contrast mode layer colors
COLOR4D m_layerColorsDark[LAYER_ID_COUNT]; // Darkened layer colors (for high-contrast mode)
COLOR4D m_backgroundColor; // The background color
/// Parameters for display modes
bool m_hiContrastEnabled; // High contrast display mode on/off
float m_hiContrastFactor; // Factor used for computing high contrast color
bool m_highlightEnabled; // Highlight display mode on/off
std::set<int> m_highlightNetcodes; // Set of net cods to be highlighted
float m_highlightFactor; // Factor used for computing highlight color
float m_selectFactor; // Specifies how color of selected items is changed
float m_outlineWidth; // Line width used when drawing outlines
float m_drawingSheetLineWidth;// Line width used for borders and titleblock
int m_defaultPenWidth;
int m_minPenWidth; // Some clients (such as PDF) don't like ultra-thin
// lines. This sets an absolute minimum.
double m_dashLengthRatio;
double m_gapLengthRatio;
bool m_showPageLimits;
bool m_isPrinting;
wxDC* m_printDC; // This can go away once the drawing sheet is moved to
// Cairo-based printing.
};
}
#endif /* RENDER_SETTINGS_H */