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//
// @@ All Rights Reserved @@
// This file is part of the RDKit.
// The contents are covered by the terms of the BSD license
// which is included in the file license.txt, found at the root
// of the RDKit source tree.
//
// Original author: David Cosgrove (CozChemIx) on 29/04/2020.
//
// A concrete class derived from DrawText that uses SVG
// to draw text onto a picture.
#ifndef RDKIT_DRAWTEXTSVG_H
#define RDKIT_DRAWTEXTSVG_H
#include <iosfwd>
#include <GraphMol/MolDraw2D/DrawText.h>
namespace RDKit {
// ****************************************************************************
class DrawTextSVG : public DrawText {
public:
DrawTextSVG(double max_fnt_sz, double min_fnt_sz, std::ostream &oss,
std::string &d_act_class);
void drawChar(char c, const Point2D &cds) override;
private:
std::ostream &oss_;
std::string &d_active_class_;
// fills a vector of StringRects, one for each char in text, with
// super- and subscripts taken into account. Sizes in pixel coords,
// i.e. scaled by fontScale().
void getStringRects(const std::string &text,
std::vector<std::shared_ptr<StringRect>> &rects,
std::vector<TextDrawType> &draw_modes,
std::vector<char> &draw_chars) const override;
};
} // namespace RDKit
#endif // RDKIT_DRAWTEXTSVG_H
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