MyCurry/src/gamelib/worldviewport.hpp

56 lines
1.6 KiB
C++

/*
Copyright 2016, 2017 Michele "King_DuckZ" Santullo
This file is part of MyCurry.
MyCurry 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.
MyCurry 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 MyCurry. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include "vector.hpp"
#include "tileindextype.hpp"
#include "tileiterator.hpp"
#include "constrained_position.hpp"
#include "worldsizenotifiable.hpp"
namespace curry {
class WorldGrid;
class WorldViewport : public WorldSizeNotifiable {
public:
typedef TileIterator iterator;
WorldViewport (WorldGrid* parWorld, vec2f parSize, const WorldSizeNotifiable::DeferredRegister& parDeferredRegister);
virtual ~WorldViewport() noexcept = default;
const WorldGrid* world() const;
const vec2f& position() const;
const vec2f& size() const;
const TileIndex* tile (const vec2us& parIndex) const;
void allow_overscan (bool parAllow);
void set_position (const vec2f& parPos);
virtual void world_size_changed (const vec2us& parSize, const vec2i& parPixelSize) override;
iterator begin();
iterator end();
private:
ConstrainedPosition<vec2f> m_position;
vec2f m_size;
WorldGrid* m_world;
};
} //namespace curry