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//
// Copyright (C) 2020-2022 David Cosgrove and other RDKit contributors
//
// @@ 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 08/05/2020.
//
#include <GraphMol/MolDraw2D/MolDraw2DDetails.h>
#include <GraphMol/MolDraw2D/DrawTextFTSVG.h>
namespace RDKit {
std::string DrawColourToSVG(const DrawColour &col);
namespace MolDraw2D_detail {
// ****************************************************************************
DrawTextFTSVG::DrawTextFTSVG(double max_fnt_sz, double min_fnt_sz,
const std::string &font_file, std::ostream &oss,
std::string &d_act_class)
: DrawTextFT(max_fnt_sz, min_fnt_sz, font_file),
oss_(oss),
d_active_class_(d_act_class) {}
// ****************************************************************************
double DrawTextFTSVG::extractOutline() {
std::string col = DrawColourToSVG(colour());
oss_ << "<path ";
if (!d_active_class_.empty()) {
oss_ << "class='" << d_active_class_ << "'"
<< " d='";
} else {
oss_ << "d='";
}
double adv = DrawTextFT::extractOutline();
oss_ << "' fill='" << col << "'/>"
<< "\n";
return adv;
}
// ****************************************************************************
int DrawTextFTSVG::MoveToFunctionImpl(const FT_Vector *to) {
double dx, dy;
fontPosToDrawPos(to->x, to->y, dx, dy);
oss_ << "M " << MolDraw2D_detail::formatDouble(dx) << ' '
<< MolDraw2D_detail::formatDouble(dy) << "\n";
return 0;
}
// ****************************************************************************
int DrawTextFTSVG::LineToFunctionImpl(const FT_Vector *to) {
double dx, dy;
fontPosToDrawPos(to->x, to->y, dx, dy);
oss_ << "L " << MolDraw2D_detail::formatDouble(dx) << ' '
<< MolDraw2D_detail::formatDouble(dy) << "\n";
return 0;
}
// ****************************************************************************
int DrawTextFTSVG::ConicToFunctionImpl(const FT_Vector *control,
const FT_Vector *to) {
double controlX, controlY;
fontPosToDrawPos(control->x, control->y, controlX, controlY);
double dx, dy;
fontPosToDrawPos(to->x, to->y, dx, dy);
oss_ << "Q " << MolDraw2D_detail::formatDouble(controlX) << ' '
<< MolDraw2D_detail::formatDouble(controlY) << ", "
<< MolDraw2D_detail::formatDouble(dx) << ' '
<< MolDraw2D_detail::formatDouble(dy) << "\n";
return 0;
}
// ****************************************************************************
int DrawTextFTSVG::CubicToFunctionImpl(const FT_Vector *controlOne,
const FT_Vector *controlTwo,
const FT_Vector *to) {
double controlOneX, controlOneY;
fontPosToDrawPos(controlOne->x, controlOne->y, controlOneX, controlOneY);
double controlTwoX, controlTwoY;
fontPosToDrawPos(controlTwo->x, controlTwo->y, controlTwoX, controlTwoY);
double dx, dy;
fontPosToDrawPos(to->x, to->y, dx, dy);
oss_ << "C " << MolDraw2D_detail::formatDouble(controlOneX) << ' '
<< MolDraw2D_detail::formatDouble(controlOneY) << ", "
<< MolDraw2D_detail::formatDouble(controlTwoX) << ' '
<< MolDraw2D_detail::formatDouble(controlTwoY) << ", "
<< MolDraw2D_detail::formatDouble(dx) << ' '
<< MolDraw2D_detail::formatDouble(dy) << "\n";
return 0;
}
} // namespace MolDraw2D_detail
} // namespace RDKit
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