colormapprovider.hh

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/*
 * Scroom - Generic viewer for 2D data
 * Copyright (C) 2009-2022 Kees-Jan Dijkzeul
 *
 * SPDX-License-Identifier: LGPL-2.1
 */
 
#pragma once
 
#include <map>
 
#include <boost/enable_shared_from_this.hpp>
#include <boost/shared_ptr.hpp>
 
#include <gtk/gtk.h>
 
#include <scroom/colormappable.hh>
#include <scroom/observable.hh>
#include <scroom/presentationinterface.hh>
 
namespace Scroom::ColormapImpl
{
  class ColormapProvider
    : public Viewable
    , public boost::enable_shared_from_this<ColormapProvider>
  {
  public:
    using Ptr = boost::shared_ptr<ColormapProvider>;
 
  private:
    Colormappable::WeakPtr colormappable;
 
    std::map<ViewInterface::WeakPtr, GtkTreeView*> views;
 
    GtkListStore* colormaps{nullptr};
 
    Scroom::Utils::Stuff registration;
 
    explicit ColormapProvider(const Colormappable::Ptr& c);
 
  public:
    static ColormapProvider::Ptr create(const PresentationInterface::Ptr& p);
 
    ~ColormapProvider() override;
 
    ColormapProvider(const ColormapProvider&)           = delete;
    ColormapProvider(ColormapProvider&&)                = delete;
    ColormapProvider operator=(const ColormapProvider&) = delete;
    ColormapProvider operator=(ColormapProvider&&)      = delete;
 
    // Viewable ////////////////////////////////////////////////////////////
 
    void open(ViewInterface::WeakPtr vi) override;
 
    void close(ViewInterface::WeakPtr vi) override;
 
    // Helpers /////////////////////////////////////////////////////////////
 
    void on_colormap_selected(GtkTreeView* tv);
  };
 
} // namespace Scroom::ColormapImpl