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authorBent Bisballe Nyeng <deva@aasimon.org>2020-12-29 16:09:43 +0100
committerBent Bisballe Nyeng <deva@aasimon.org>2020-12-29 16:39:54 +0100
commit645250e1cd8ce9bc1faea599df7a1b05836bfeb8 (patch)
treec6311afab3900d2dd2aecbfbe1ac348d0e48c428 /plugingui/imagecache.cc
parentdce64999d3325c5b55499d6ba657066efa48fbff (diff)
Split UI code into application/plugin UI and UI library.
Diffstat (limited to 'plugingui/imagecache.cc')
-rw-r--r--plugingui/imagecache.cc103
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::