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/* Copyright (C) 2018 Wildfire Games.
* This file is part of 0 A.D.
*
* 0 A.D. 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 2 of the License, or
* (at your option) any later version.
*
* 0 A.D. 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 0 A.D. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef INCLUDED_ICMPRALLYPOINTRENDERER
#define INCLUDED_ICMPRALLYPOINTRENDERER
#include "maths/FixedVector2D.h"
#include "simulation2/helpers/Position.h"
#include "simulation2/system/Interface.h"
/**
* Rally Point.
* Holds the position of a unit's rally points, and renders them to screen.
*/
class ICmpRallyPointRenderer : public IComponent
{
public:
/// Sets whether the rally point marker and line should be displayed.
virtual void SetDisplayed(bool displayed) = 0;
/// Sets the position at which the rally point marker should be displayed.
/// Discards all previous positions
virtual void SetPosition(const CFixedVector2D& position) = 0;
/// Updates the position of one given rally point marker.
virtual void UpdatePosition(u32 rallyPointId, const CFixedVector2D& position) = 0;
/// Add another position at which a marker should be displayed, connected
/// to the previous one.
virtual void AddPosition_wrapper(const CFixedVector2D& position) = 0;
/// Reset the positions of this rally point marker
virtual void Reset() = 0;
/// Returns true if at least one display rally point is set
virtual bool IsSet() const = 0;
/// Updates the line color
virtual void UpdateColor() = 0;
DECLARE_INTERFACE_TYPE(RallyPointRenderer)
};
#endif // INCLUDED_ICMPRALLYPOINTRENDERER
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