diff options
| author | Bent Bisballe Nyeng <deva@aasimon.org> | 2020-12-29 16:09:43 +0100 | 
|---|---|---|
| committer | Bent Bisballe Nyeng <deva@aasimon.org> | 2020-12-29 16:39:54 +0100 | 
| commit | 645250e1cd8ce9bc1faea599df7a1b05836bfeb8 (patch) | |
| tree | c6311afab3900d2dd2aecbfbe1ac348d0e48c428 /plugingui/imagecache.cc | |
| parent | dce64999d3325c5b55499d6ba657066efa48fbff (diff) | |
Split UI code into application/plugin UI and UI library.
Diffstat (limited to 'plugingui/imagecache.cc')
| -rw-r--r-- | plugingui/imagecache.cc | 103 | 
1 files changed, 0 insertions, 103 deletions
| diff --git a/plugingui/imagecache.cc b/plugingui/imagecache.cc deleted file mode 100644 index d3130fe..0000000 --- a/plugingui/imagecache.cc +++ /dev/null @@ -1,103 +0,0 @@ -/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ -/*************************************************************************** - *            imagecache.cc - * - *  Thu Jun  2 17:12:05 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 "imagecache.h" - -#include <cassert> - -#include "image.h" - -namespace GUI -{ - -ScopedImageBorrower::ScopedImageBorrower(ImageCache& imageCache, -                                         const std::string& filename) -	: imageCache(imageCache) -	, filename(filename) -	, image(imageCache.borrow(filename)) -{ -} - -ScopedImageBorrower::ScopedImageBorrower(ScopedImageBorrower&& other) -	: imageCache(other.imageCache) -	, filename(other.filename) -	, image(other.image) -{ -	other.filename.clear(); -} - -ScopedImageBorrower::~ScopedImageBorrower() -{ -	if(!filename.empty()) -	{ -		imageCache.giveBack(filename); -	} -} - -Image& ScopedImageBorrower::operator*() -{ -	return image; -} - -Image& ScopedImageBorrower::operator()() -{ -	return image; -} - -ScopedImageBorrower ImageCache::getImage(const std::string& filename) -{ -	return ScopedImageBorrower(*this, filename); -} - -Image& ImageCache::borrow(const std::string& filename) -{ -	auto cacheIterator = imageCache.find(filename); -	if(cacheIterator == imageCache.end()) -	{ -		Image image(filename); -		auto insertValue = -			imageCache.emplace(filename, std::make_pair(0, std::move(image))); -		cacheIterator = insertValue.first; -	} - -	auto& cacheEntry = cacheIterator->second; -	++cacheEntry.first; -	return cacheEntry.second; -} - -void ImageCache::giveBack(const std::string& filename) -{ -	auto cacheIterator = imageCache.find(filename); -	assert(cacheIterator != imageCache.end()); -	auto& cacheEntry = cacheIterator->second; -	--cacheEntry.first; -	if(cacheEntry.first == 0) -	{ -		imageCache.erase(cacheIterator); -	} -} - -} // GUI:: | 
