mirror of
https://github.com/Gator96100/ProxSpace.git
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120 lines
3.4 KiB
C++
120 lines
3.4 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2015 The Qt Company Ltd.
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** Contact: http://www.qt.io/licensing/
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**
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** This file is part of the QtQuick module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL21$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see http://www.qt.io/terms-conditions. For further
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** information use the contact form at http://www.qt.io/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 or version 3 as published by the Free
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** Software Foundation and appearing in the file LICENSE.LGPLv21 and
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** LICENSE.LGPLv3 included in the packaging of this file. Please review the
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** following information to ensure the GNU Lesser General Public License
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** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** As a special exception, The Qt Company gives you certain additional
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** rights. These rights are described in The Qt Company LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QSGTEXTURE_H
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#define QSGTEXTURE_H
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#include <QtQuick/qtquickglobal.h>
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#include <QtCore/QObject>
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#include <QtGui/QImage>
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QT_BEGIN_NAMESPACE
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class QSGTexturePrivate;
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class Q_QUICK_EXPORT QSGTexture : public QObject
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{
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Q_OBJECT
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Q_DECLARE_PRIVATE(QSGTexture)
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public:
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QSGTexture();
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~QSGTexture();
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enum WrapMode {
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Repeat,
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ClampToEdge
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};
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enum Filtering {
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None,
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Nearest,
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Linear
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};
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virtual int textureId() const = 0;
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virtual QSize textureSize() const = 0;
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virtual bool hasAlphaChannel() const = 0;
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virtual bool hasMipmaps() const = 0;
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virtual QRectF normalizedTextureSubRect() const;
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virtual bool isAtlasTexture() const;
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virtual QSGTexture *removedFromAtlas() const;
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virtual void bind() = 0;
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void updateBindOptions(bool force = false);
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void setMipmapFiltering(Filtering filter);
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QSGTexture::Filtering mipmapFiltering() const;
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void setFiltering(Filtering filter);
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QSGTexture::Filtering filtering() const;
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void setHorizontalWrapMode(WrapMode hwrap);
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QSGTexture::WrapMode horizontalWrapMode() const;
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void setVerticalWrapMode(WrapMode vwrap);
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QSGTexture::WrapMode verticalWrapMode() const;
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inline QRectF convertToNormalizedSourceRect(const QRectF &rect) const;
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protected:
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QSGTexture(QSGTexturePrivate &dd);
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};
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QRectF QSGTexture::convertToNormalizedSourceRect(const QRectF &rect) const
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{
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QSize s = textureSize();
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QRectF r = normalizedTextureSubRect();
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qreal sx = r.width() / s.width();
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qreal sy = r.height() / s.height();
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return QRectF(r.x() + rect.x() * sx,
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r.y() + rect.y() * sy,
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rect.width() * sx,
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rect.height() * sy);
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}
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class Q_QUICK_EXPORT QSGDynamicTexture : public QSGTexture
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{
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Q_OBJECT
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public:
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virtual bool updateTexture() = 0;
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};
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QT_END_NAMESPACE
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#endif
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