66 lines
2.4 KiB
C++
66 lines
2.4 KiB
C++
/*
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Moonfall Copyright (C) 2008 Alex Yatskov
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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class Surface : private boost::noncopyable
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{
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public:
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Surface(SDL_Surface* surface);
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~Surface();
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void Blit(const boost::shared_ptr<Surface>& target, const Vector2i& sourcePosition, const Vector2i& sourceSize) const;
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void SetViewportRelative(const Rect4i& viewport);
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void SetViewport(const Rect4i& viewport);
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Rect4i GetViewport() const;
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void SetTranslationRelative(const Vector2i& translation);
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void SetTranslation(const Vector2i& translation);
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void PushState();
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void PopState();
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Vector2i GetSize() const;
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const void* GetData() const;
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void* GetData();
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void SetAlpha(int flags, byte alpha);
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void SetColorKey(const Color4b& key, bool useRle = false);
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void ClearColorKey();
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void Clear(const Color4b& color, const Vector2i& size);
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void Clear(const Color4b& color);
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void Lock();
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void Unlock();
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void Flip();
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private:
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struct State
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{
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State(const Rect4i& viewport = Rect4i(0), const Vector2i& translation = Vector2i(0)) :
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viewport(viewport), translation(translation) { }
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Vector2i GetViewportSize() const { return Vector2i(viewport.GetWidth(), viewport.GetHeight()); }
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Vector2i GetAbsoluteTranslation() const { return Vector2i(viewport.x0, viewport.y0) + translation; }
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Rect4i viewport;
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Vector2i translation;
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};
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SDL_Surface* m_surface;
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std::stack<State> m_stateStack;
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State m_activeState;
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};
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