/usr/include/KF5/KDeclarative/quickaddons/imagetexturescache.h is in libkf5declarative-dev 5.18.0-0ubuntu1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 | /*
* Copyright 2014 Aleix Pol Gonzalez <aleixpol@blue-systems.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Library General Public License as
* published by the Free Software Foundation; either version 2, or
* (at your option) any later version.
*
* This program 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 General Public License for more details
*
* You should have received a copy of the GNU Library General Public
* License along with this program; if not, write to the
* Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef IMAGETEXTURESCACHE_H
#define IMAGETEXTURESCACHE_H
#include <QSharedPointer>
#include <QQuickWindow>
#include "quickaddons_export.h"
class QImage;
class QSGTexture;
class ImageTexturesCachePrivate;
/**
* @short Helps to manage textures by creating images and reference counts them.
*
* Use this class as a factory for textures, when creating them from a QImage
* instance.
* Keeps track of all the created textures in a map between the QImage::cacheKey() and
* the cached texture until it gets de-referenced.
*
* @see ManagedTextureNode
*/
class QUICKADDONS_EXPORT ImageTexturesCache
{
public:
ImageTexturesCache();
~ImageTexturesCache();
/**
* @returns the texture for a given @p window and @p image.
*
* If an @p image id is the same as one already provided before, we won't create
* a new texture and return a shared pointer to the existing texture.
*/
QSharedPointer<QSGTexture> loadTexture(QQuickWindow *window, const QImage &image, QQuickWindow::CreateTextureOptions options);
QSharedPointer<QSGTexture> loadTexture(QQuickWindow *window, const QImage &image);
private:
QScopedPointer<ImageTexturesCachePrivate> d;
};
#endif // IMAGETEXTURESCACHE_H
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