genome_heatmap.hpp

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#ifndef GENESIS_POPULATION_FUNCTIONS_GENOME_HEATMAP_H_
#define GENESIS_POPULATION_FUNCTIONS_GENOME_HEATMAP_H_
 
/*
    Genesis - A toolkit for working with phylogenetic data.
    Copyright (C) 2014-2020 Lucas Czech
 
    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 3 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, see <http://www.gnu.org/licenses/>.
 
    Contact:
    Lucas Czech <lucas.czech@h-its.org>
    Exelixis Lab, Heidelberg Institute for Theoretical Studies
    Schloss-Wolfsbrunnenweg 35, D-69118 Heidelberg, Germany
*/
 
#include "genesis/utils/containers/matrix.hpp"
#include "genesis/utils/formats/svg/svg.hpp"
#include "genesis/utils/io/output_target.hpp"
#include "genesis/utils/tools/color.hpp"
#include "genesis/utils/tools/color/map.hpp"
 
#include <string>
 
namespace genesis {
namespace population {
 
// =================================================================================================
//     Drawing
// =================================================================================================
 
class GenomeHeatmap
{
public:
 
    // -------------------------------------------------------------------------
    //     Typedefs and Enums
    // -------------------------------------------------------------------------
 
    enum class TextPosition
    {
        kTop,
        kBottom,
        kLeft,
        kRight
    };
 
    // -------------------------------------------------------------------------
    //     Constructors and Rule of Five
    // -------------------------------------------------------------------------
 
    GenomeHeatmap() = default;
    ~GenomeHeatmap() = default;
 
    GenomeHeatmap( GenomeHeatmap const& ) = default;
    GenomeHeatmap( GenomeHeatmap&& )      = default;
 
    GenomeHeatmap& operator= ( GenomeHeatmap const& ) = default;
    GenomeHeatmap& operator= ( GenomeHeatmap&& )      = default;
 
    // -------------------------------------------------------------------------
    //     Settings
    // -------------------------------------------------------------------------
 
    double horizontal_scaling() const
    {
        return h_scaling_;
    }
 
    GenomeHeatmap& horizontal_scaling( double value )
    {
        h_scaling_ = value;
        return *this;
    }
 
    double vertical_scaling() const
    {
        return v_scaling_;
    }
 
    GenomeHeatmap& vertical_scaling( double value )
    {
        v_scaling_ = value;
        return *this;
    }
 
    TextPosition text_position() const
    {
        return text_position_;
    }
 
    GenomeHeatmap& text_position( TextPosition value )
    {
        text_position_ = value;
        return *this;
    }
 
    void text_template( utils::SvgText const& tt );
    utils::SvgText& text_template();
    utils::SvgText const& text_template() const;
 
    // -------------------------------------------------------------------------
    //     Drawing
    // -------------------------------------------------------------------------
 
    void add( std::string const& label, utils::Matrix<utils::Color> const& heatmap );
 
    void write( std::shared_ptr<utils::BaseOutputTarget> target ) const;
 
    utils::SvgDocument const& document() const
    {
        return document_;
    }
 
    // -------------------------------------------------------------------------
    //     Data Members
    // -------------------------------------------------------------------------
 
private:
 
    double h_scaling_ = 1.0;
    double v_scaling_ = 1.0;
 
    double current_y_ = 0.0;
    utils::SvgDocument document_;
 
    utils::SvgText text_template_ = utils::SvgText();
    TextPosition text_position_ = TextPosition::kTop;
 
};
 
} // namespace population
} // namespace genesis
 
#endif // include guard