/*
* Copyright (c) 2016-2019 Irlan Robson https://irlanrobson.github.io
*
* This software is provided 'as-is', without any express or implied
* warranty.  In no event will the authors be held liable for any damages
* arising from the use of this software.
* Permission is granted to anyone to use this software for any purpose,
* including commercial applications, and to alter it and redistribute it
* freely, subject to the following restrictions:
* 1. The origin of this software must not be misrepresented; you must not
* claim that you wrote the original software. If you use this software
* in a product, an acknowledgment in the product documentation would be
* appreciated but is not required.
* 2. Altered source versions must be plainly marked as such, and must not be
* misrepresented as being the original software.
* 3. This notice may not be removed or altered from any source distribution.
*/

#ifndef VIEW_MODEL_H
#define VIEW_MODEL_H

class Model;
class View;

//
struct Settings
{
	Settings()
	{
		testID = 0;
		drawPoints = true;
		drawLines = true;
		drawTriangles = true;
		drawGrid = true;
		drawProfile = false;
		drawStats = false;
	}

	int testID;

	bool drawPoints;
	bool drawLines;
	bool drawTriangles;
	bool drawGrid;
	bool drawProfile;
	bool drawStats;
};

//
extern Settings* g_settings;

//
struct TestSettings
{
	TestSettings()
	{
		hertz = 60.0f;
		inv_hertz = 1.0f / hertz;
		velocityIterations = 8;
		positionIterations = 2;
		sleep = false;
		warmStart = true;
		convexCache = true;
		drawCenterOfMasses = true;
		drawShapes = true;
		drawBounds = false;
		drawJoints = true;
		drawContactPoints = true;
		drawContactNormals = false;
		drawContactTangents = false;
		drawContactPolygons = false;
	}

	float hertz, inv_hertz;
	int velocityIterations;
	int positionIterations;
	bool sleep;
	bool warmStart;
	bool convexCache;

	bool drawCenterOfMasses;
	bool drawBounds;
	bool drawShapes;
	bool drawJoints;
	bool drawContactPoints;
	bool drawContactNormals;
	bool drawContactTangents;
	bool drawContactPolygons;
};

//
extern TestSettings* g_testSettings;

class ViewModel
{
public:
	ViewModel(Model* model, View* view);

	~ViewModel();

	void Action_SaveTest();
	void Action_SetTest();
	void Action_PreviousTest();
	void Action_NextTest();
	void Action_PlayPause();
	void Action_SinglePlay();
	void Action_ResetCamera();

	void Event_SetWindowSize(int w, int h);
	void Event_Press_Key(int button);
	void Event_Release_Key(int button);
	void Event_Press_Mouse(int button);
	void Event_Release_Mouse(int button);
	void Event_Move_Cursor(float x, float y);
	void Event_Scroll(float dx, float dy);
private:
	friend class Model;
	friend class View;

	Settings m_settings;
	TestSettings m_testSettings;

	Model* m_model;
	View* m_view;
};

#endif