diff options
Diffstat (limited to 'plugingui')
| -rw-r--r-- | plugingui/texture.cc | 62 | ||||
| -rw-r--r-- | plugingui/texture.h | 61 | 
2 files changed, 123 insertions, 0 deletions
| diff --git a/plugingui/texture.cc b/plugingui/texture.cc new file mode 100644 index 0000000..6dc6441 --- /dev/null +++ b/plugingui/texture.cc @@ -0,0 +1,62 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/*************************************************************************** + *            texture.cc + * + *  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. + */ +#include "texture.h" + +namespace GUI +{ + +Texture::Texture(ImageCache& image_cache, const std::string& filename, +                 std::size_t x, std::size_t y, +                 std::size_t width, std::size_t height) +	: ScopedImageBorrower(image_cache, filename) +	, _x(x) +	, _y(y) +	, _width(width>image.width()?image.width():width) +	, _height(height>image.height()?image.height():height) +{ +} + +size_t Texture::width() const +{ +	return _width; +} + +size_t Texture::height() const +{ +	return _height; +} + +const Colour& Texture::getPixel(size_t x, size_t y) const +{ +	if(x > _width || y > _height) +	{ +		return outOfRange; +	} +	return image.getPixel(x + _x, y + _y); +} + +} // GUI:: diff --git a/plugingui/texture.h b/plugingui/texture.h new file mode 100644 index 0000000..c165f19 --- /dev/null +++ b/plugingui/texture.h @@ -0,0 +1,61 @@ +/* -*- 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; + +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:: | 
