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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_VERTEX_H_
#define GRAPHCOLORING_GRAPHS_VERTEX_H_
#include "gui/colors.hpp"
#include "gui/window.hpp"
#include "colormenu.hpp"
namespace graphcoloring {
class Vertex {
public:
static void ResetID();
Vertex(gui::Window* window, gui::Color color, int x, int y,
const gui::Position& viewport_position);
virtual ~Vertex();
void Lock();
void Unlock();
void SetDeleteCallback(std::function<void()> delete_callback);
bool operator==(const Vertex other) const;
gui::Color Color() const;
bool ChangeColor(gui::Color new_color);
int RenderX() const; // x-position when rendered
int RenderY() const;
bool IsHovering() const { return hovering; }; // Is the mouse hovering over this vertex?
void Render(int degree, bool filled = false, bool is_in_path = false,
bool is_last_vertex = false);
void RenderColorMenu();
static constexpr int VERTEX_RADIUS = 40;
int x;
int y;
const int id;
bool is_color_protected = false;
bool is_edge_protected = false;
bool is_delete_protected = false;
static int moving_vertex; // id of vertex that is being moved, or -1 if no vertex is being moved.
private:
void SetClickCallback();
void SetMoveCallbacks();
void SetDeleteKeyCallback();
void MouseCallback(int mouse_x, int mouse_y);
void CheckIfMoving();
static int id_counter;
std::function<void()> delete_callback;
int mousedown_callback_id;
int m_keydown_callback_id;
int m_keyup_callback_id;
int x_keyup_callback_id;
gui::Window* const window;
gui::Color color;
bool hovering = false;
bool is_locked = false;
const gui::Position& viewport_position;
std::unique_ptr<ColorMenu> color_menu;
};
} // namespace graphcoloring
#endif // GRAPHCOLORING_GRAPHS_VERTEX_H_
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