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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtQuick module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "qqmlparserstatus.h"
#include <QtQuick/qtquickglobal.h>
#include <QtGui/qcolor.h>
#include <QtCore/qobject.h>
#include <QtCore/qsize.h>
#include <QtCore/qvector.h>
#include <QtCore/qbytearray.h>
#ifndef QQUICKSHADEREFFECTMESH_P_H
#define QQUICKSHADEREFFECTMESH_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
QT_BEGIN_NAMESPACE
const char *qtPositionAttributeName();
const char *qtTexCoordAttributeName();
class QSGGeometry;
class QRectF;
class QQuickShaderEffectMesh : public QObject
{
Q_OBJECT
public:
QQuickShaderEffectMesh(QObject *parent = 0);
virtual bool validateAttributes(const QVector<QByteArray> &attributes, int *posIndex) = 0;
// If 'geometry' != 0, 'attrCount' is the same as last time the function was called.
virtual QSGGeometry *updateGeometry(QSGGeometry *geometry, int attrCount, int posIndex,
const QRectF &srcRect, const QRectF &rect) = 0;
// If updateGeometry() fails, the reason should appear in the log.
virtual QString log() const { return QString(); }
Q_SIGNALS:
// Emitted when the geometry needs to be updated.
void geometryChanged();
};
class QQuickGridMesh : public QQuickShaderEffectMesh
{
Q_OBJECT
Q_PROPERTY(QSize resolution READ resolution WRITE setResolution NOTIFY resolutionChanged)
public:
QQuickGridMesh(QObject *parent = 0);
bool validateAttributes(const QVector<QByteArray> &attributes, int *posIndex) Q_DECL_OVERRIDE;
QSGGeometry *updateGeometry(QSGGeometry *geometry, int attrCount, int posIndex,
const QRectF &srcRect, const QRectF &rect) Q_DECL_OVERRIDE;
QString log() const Q_DECL_OVERRIDE { return m_log; }
void setResolution(const QSize &res);
QSize resolution() const;
Q_SIGNALS:
void resolutionChanged();
private:
QSize m_resolution;
QString m_log;
};
class QQuickScaleGrid;
class QQuickBorderImageMesh : public QQuickShaderEffectMesh
{
Q_OBJECT
Q_PROPERTY(QQuickScaleGrid *border READ border CONSTANT)
Q_PROPERTY(QSize size READ size WRITE setSize NOTIFY sizeChanged)
Q_PROPERTY(TileMode horizontalTileMode READ horizontalTileMode WRITE setHorizontalTileMode NOTIFY horizontalTileModeChanged)
Q_PROPERTY(TileMode verticalTileMode READ verticalTileMode WRITE setVerticalTileMode NOTIFY verticalTileModeChanged)
public:
QQuickBorderImageMesh(QObject *parent = 0);
bool validateAttributes(const QVector<QByteArray> &attributes, int *posIndex) override;
QSGGeometry *updateGeometry(QSGGeometry *geometry, int attrCount, int posIndex,
const QRectF &srcRect, const QRectF &rect) override;
QQuickScaleGrid *border() const;
enum TileMode { Stretch = Qt::StretchTile, Repeat = Qt::RepeatTile, Round = Qt::RoundTile };
Q_ENUM(TileMode)
QSize size() const;
void setSize(const QSize &size);
TileMode horizontalTileMode() const;
void setHorizontalTileMode(TileMode);
TileMode verticalTileMode() const;
void setVerticalTileMode(TileMode);
Q_SIGNALS:
void sizeChanged();
void horizontalTileModeChanged();
void verticalTileModeChanged();
private:
QQuickScaleGrid *m_border;
QSize m_size;
TileMode m_horizontalTileMode;
TileMode m_verticalTileMode;
};
inline QColor qt_premultiply_color(const QColor &c)
{
return QColor::fromRgbF(c.redF() * c.alphaF(), c.greenF() * c.alphaF(), c.blueF() * c.alphaF(), c.alphaF());
}
QT_END_NAMESPACE
#endif // QQUICKSHADEREFFECTMESH_P_H
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