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////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2018 Leo Tenenbaum
// This file is part of GraphColoring.
//
// GraphColoring 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.
//
// GraphColoring 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 GraphColoring. If not, see <https://www.gnu.org/licenses/>.
////////////////////////////////////////////////////////////////////////////////
#ifndef GRAPHCOLORING_GRAPHS_COLORMENU_H_
#define GRAPHCOLORING_GRAPHS_COLORMENU_H_
#include "gui/window.hpp"
#include "gui/button.hpp"
#include <memory>
namespace graphcoloring {
class ColorMenu {
public:
ColorMenu(gui::Window* window, int x, int y,
const gui::Position& viewport_position,
std::function<void(gui::Color)> color_click_callback);
virtual ~ColorMenu();
void Render();
void SetCloseCallback(std::function<void()> close_callback);
int GetWidth() const;
int GetHeight() const;
bool IsInsideMenu(int x, int y) const; // Is this mouse position inside the menu?
private:
void MakeButtons();
static constexpr int CIRCLE_RADIUS = 20;
static constexpr int SPACING = 10;
static constexpr gui::Color BACKGROUND_COLOR = 0x222222FF;
static int number_of_color_menus; // Number of color menus open.
int callback_id;
gui::Window* const window;
const int x, y;
const gui::Position& viewport_position;
gui::Position negative_viewport_position;
std::vector<std::unique_ptr<gui::Button>> buttons;
std::function<void(gui::Color)> color_click_callback;
std::function<void()> close_callback;
};
} // namespace graphcoloring
#endif // GRAPHCOLORING_GRAPHS_COLORMENU_H_
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