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Diffstat (limited to 'dggui/texture.h')
-rw-r--r-- | dggui/texture.h | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/dggui/texture.h b/dggui/texture.h new file mode 100644 index 0000000..c751ed4 --- /dev/null +++ b/dggui/texture.h @@ -0,0 +1,64 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/*************************************************************************** + * texture.h + * + * Sat Jun 4 21:18:11 CEST 2016 + * Copyright 2016 Bent Bisballe Nyeng + * deva@aasimon.org + ****************************************************************************/ + +/* + * This file is part of DrumGizmo. + * + * DrumGizmo is free software; you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License as published by + * the Free Software Foundation; either version 3 of the License, or + * (at your option) any later version. + * + * DrumGizmo 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 Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with DrumGizmo; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. + */ +#pragma once + +#include <string> +#include <limits> + +#include "imagecache.h" +#include "image.h" + +namespace GUI +{ + +class Texture + : public ScopedImageBorrower + , public Drawable +{ +public: + Texture(ImageCache& image_cache, const std::string& filename, + std::size_t x = 0, std::size_t y = 0, + std::size_t width = std::numeric_limits<std::size_t>::max(), + std::size_t height = std::numeric_limits<std::size_t>::max()); + + size_t width() const override; + size_t height() const override; + + const Colour& getPixel(size_t x, size_t y) const override; + const std::uint8_t* line(std::size_t y, + std::size_t x_offset = 0) const override; + bool hasAlpha() const override; + +private: + std::size_t _x; + std::size_t _y; + std::size_t _width; + std::size_t _height; + Colour outOfRange{0.0f, 0.0f, 0.0f, 0.0f}; +}; + +} // GUI:: |