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65 lines
2.2 KiB
C
65 lines
2.2 KiB
C
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/*
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Large image displaying library.
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Copyright (C) 2004 Maks Orlovich (maksim@kde.org)
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef IMAGE_LOADER_PROVIDER_H
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#define IMAGE_LOADER_PROVIDER_H
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#include <QByteArray>
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namespace khtmlImLoad {
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class ImageLoader;
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/**
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To register new image formats, new copies of ImageLoaderProvider's must be
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created and registered with ImageManager::loaderDatabase().
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*/
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class ImageLoaderProvider
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{
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public:
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virtual ~ImageLoaderProvider(){}
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enum Type
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{
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Efficient,
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Foreign
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};
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/**
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Returns the type of the loader. An "efficient" loader does not duplicate any data, and will therefore be preferred;
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while a "foreign" loader has to duplicate a large amount of image data to fit in w/the original
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framework, and should therefore only be used when a better loader is not available
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*/
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virtual Type type() = 0;
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/**
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Creates a loader for an image format that can decode a file starting with given data, or 0 if that's not possible.
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*/
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virtual ImageLoader* loaderFor(const QByteArray& prefix) = 0;
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};
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}
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#endif
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// kate: indent-width 4; replace-tabs on; tab-width 4; space-indent on;
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