/*
    QGLView
    Copyright (C) 2019  Ivan Pelipenko peri4ko@yandex.ru

    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/>.
*/

#ifndef RENDERER_SERVICE_H
#define RENDERER_SERVICE_H

#include "glframebuffer.h"
#include "glshaders_types.h"
#include <QQueue>


class RendererService {
	friend class QGLView;
	friend class Renderer;
	friend class RendererSelection;

public:
	RendererService(Renderer * r_);
	virtual ~RendererService();

	enum HandleType {
		htNoHandle,
		htMoveX,
		htMoveY,
		htMoveZ,
		htRotateX,
		htRotateY,
		htRotateZ,
		htScaleX,
		htScaleY,
		htScaleZ,
	};

	void init(int width, int height);
	void resize(int width, int height);

	QMatrix4x4 invariantSizeMatrix(QVector3D p);
	void fillXYZObjects();
	void fillOmniObjects();
	void fillHandleObjects(QVector3D center, HandleType first, QMatrix4x4 add_mat);
	bool fillCurrentHandleObjects();
	void setObjectsColor(QVector<QGLEngineShaders::Object> & ol, QColor col);
	void renderService();
	void setCurrentHadle(HandleType ht) {current_handle = ht;}
	Mesh * currentHandleMesh();

private:
	Renderer * r;

	Mesh * axis_mesh, * handle_move_mesh, * handle_rotate_mesh, * handle_scale_mesh;
	Mesh * box_mesh_f, * omni_mesh_f, * box_mesh, * omni_mesh;
	QMatrix4x4 v_mat;
	QVector3D selection_center;
	QVector<QMatrix4x4> mat_xyz;
	QVector<QVector4D> color_xyz;
	QVector<QGLEngineShaders::Object> cur_objects;
	Camera * axis_camera;
	QSize axis_viewport;
	HandleType current_handle;
	int line_width;
	double size_vp_scale, size_full_scale;

};

#endif // RENDERER_SERVICE_H