kicad/include/font/stroke_font.h

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2021-12-31 14:07:24 +00:00
/*
* This program source code file is part of KICAD, a free EDA CAD application.
*
* Copyright (C) 2012 Torsten Hueter, torstenhtr <at> gmx.de
* Copyright (C) 2013 CERN
* Copyright (C) 2016-2022 KiCad Developers, see AUTHORS.txt for contributors.
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*
* @author Maciej Suminski <maciej.suminski@cern.ch>
*
* Stroke font class
*
* 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 STROKE_FONT_H
#define STROKE_FONT_H
#include <map>
#include <deque>
#include <algorithm>
#include <utf8.h>
#include <math/box2.h>
#include <font/font.h>
namespace KIGFX
{
class GAL;
}
namespace KIFONT
{
/**
* Implement a stroke font drawing.
*
* A stroke font is composed of lines.
*/
class STROKE_FONT : public FONT
{
public:
STROKE_FONT();
bool IsStroke() const override { return true; }
/**
* Load a stroke font.
*
* @param aFontName is the name of the font. If empty, the standard KiCad stroke font is
* loaded.
*/
static STROKE_FONT* LoadFont( const wxString& aFontName );
/**
* Compute the vertical position of an overbar. This is the distance between the text
* baseline and the overbar.
*/
double ComputeOverbarVerticalPosition( double aGlyphHeight ) const override;
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/**
* Compute the vertical position of an underline. This is the distance between the text
* baseline and the underline.
*/
double ComputeUnderlineVerticalPosition( double aGlyphHeight ) const override;
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/**
* Compute the distance (interline) between 2 lines of text (for multiline texts). This is
* the distance between baselines, not the space between line bounding boxes.
*/
double GetInterline( double aGlyphHeight, double aLineSpacing = 1.0 ) const override;
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VECTOR2I GetTextAsGlyphs( BOX2I* aBoundingBox, std::vector<std::unique_ptr<GLYPH>>* aGlyphs,
const wxString& aText, const VECTOR2I& aSize,
const VECTOR2I& aPosition, const EDA_ANGLE& aAngle, bool aMirror,
const VECTOR2I& aOrigin, TEXT_STYLE_FLAGS aTextStyle ) const override;
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private:
/**
* Load the standard KiCad stroke font.
*
* @param aNewStrokeFont is the pointer to the font data.
* @param aNewStrokeFontSize is the size of the font data.
*/
void loadNewStrokeFont( const char* const aNewStrokeFont[], int aNewStrokeFontSize );
private:
const std::vector<std::shared_ptr<GLYPH>>* m_glyphs;
const GLYPH_BOUNDING_BOX_LIST* m_glyphBoundingBoxes;
double m_maxGlyphWidth;
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};
} //namespace KIFONT
#endif // STROKE_FONT_H