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109 lines
3.6 KiB
C++
109 lines
3.6 KiB
C++
//
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// Copyright (C) 2020-2022 David Cosgrove and other RDKit contributors
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//
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// @@ All Rights Reserved @@
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// This file is part of the RDKit.
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// The contents are covered by the terms of the BSD license
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// which is included in the file license.txt, found at the root
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// of the RDKit source tree.
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//
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// Original author: David Cosgrove (CozChemIx) on 08/05/2020.
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//
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#include <GraphMol/MolDraw2D/MolDraw2DDetails.h>
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#include <GraphMol/MolDraw2D/DrawTextFTSVG.h>
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namespace RDKit {
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std::string DrawColourToSVG(const DrawColour &col);
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namespace MolDraw2D_detail {
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// ****************************************************************************
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DrawTextFTSVG::DrawTextFTSVG(double max_fnt_sz, double min_fnt_sz,
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const std::string &font_file, std::ostream &oss,
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std::string &d_act_class)
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: DrawTextFT(max_fnt_sz, min_fnt_sz, font_file),
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oss_(oss),
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d_active_class_(d_act_class) {}
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// ****************************************************************************
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double DrawTextFTSVG::extractOutline() {
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std::string col = DrawColourToSVG(colour());
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oss_ << "<path ";
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if (!d_active_class_.empty()) {
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oss_ << "class='" << d_active_class_ << "'"
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<< " d='";
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} else {
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oss_ << "d='";
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}
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double adv = DrawTextFT::extractOutline();
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oss_ << "' fill='" << col << "'/>"
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<< "\n";
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return adv;
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}
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// ****************************************************************************
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int DrawTextFTSVG::MoveToFunctionImpl(const FT_Vector *to) {
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double dx, dy;
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fontPosToDrawPos(to->x, to->y, dx, dy);
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oss_ << "M " << MolDraw2D_detail::formatDouble(dx) << ' '
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<< MolDraw2D_detail::formatDouble(dy) << "\n";
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return 0;
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}
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// ****************************************************************************
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int DrawTextFTSVG::LineToFunctionImpl(const FT_Vector *to) {
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double dx, dy;
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fontPosToDrawPos(to->x, to->y, dx, dy);
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oss_ << "L " << MolDraw2D_detail::formatDouble(dx) << ' '
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<< MolDraw2D_detail::formatDouble(dy) << "\n";
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return 0;
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}
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// ****************************************************************************
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int DrawTextFTSVG::ConicToFunctionImpl(const FT_Vector *control,
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const FT_Vector *to) {
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double controlX, controlY;
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fontPosToDrawPos(control->x, control->y, controlX, controlY);
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double dx, dy;
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fontPosToDrawPos(to->x, to->y, dx, dy);
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oss_ << "Q " << MolDraw2D_detail::formatDouble(controlX) << ' '
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<< MolDraw2D_detail::formatDouble(controlY) << ", "
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<< MolDraw2D_detail::formatDouble(dx) << ' '
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<< MolDraw2D_detail::formatDouble(dy) << "\n";
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return 0;
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}
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// ****************************************************************************
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int DrawTextFTSVG::CubicToFunctionImpl(const FT_Vector *controlOne,
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const FT_Vector *controlTwo,
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const FT_Vector *to) {
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double controlOneX, controlOneY;
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fontPosToDrawPos(controlOne->x, controlOne->y, controlOneX, controlOneY);
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double controlTwoX, controlTwoY;
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fontPosToDrawPos(controlTwo->x, controlTwo->y, controlTwoX, controlTwoY);
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double dx, dy;
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fontPosToDrawPos(to->x, to->y, dx, dy);
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oss_ << "C " << MolDraw2D_detail::formatDouble(controlOneX) << ' '
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<< MolDraw2D_detail::formatDouble(controlOneY) << ", "
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<< MolDraw2D_detail::formatDouble(controlTwoX) << ' '
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<< MolDraw2D_detail::formatDouble(controlTwoY) << ", "
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<< MolDraw2D_detail::formatDouble(dx) << ' '
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<< MolDraw2D_detail::formatDouble(dy) << "\n";
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return 0;
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}
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} // namespace MolDraw2D_detail
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} // namespace RDKit
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