teximage3d_p.h 4.11 KiB
/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
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** This file is part of the QtCanvas3D module of the Qt Toolkit.
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** GNU Lesser General Public License Usage
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** GNU General Public License Usage
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//  W A R N I N G
//  -------------
// This file is not part of the QtCanvas3D 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.
#ifndef TEXIMAGE3D_P_H
#define TEXIMAGE3D_P_H
#include "context3d_p.h"
#include "abstractobject3d_p.h"
#include <QUrl>
#include <QNetworkAccessManager>
#include <QImage>
#include <QNetworkReply>
class CanvasTextureImage : public CanvasAbstractObject
    Q_OBJECT
    Q_DISABLE_COPY(CanvasTextureImage)
    Q_PROPERTY(QUrl source READ source WRITE setSource NOTIFY sourceChanged)
    Q_PROPERTY(TextureImageState imageState READ imageState NOTIFY imageStateChanged)
    Q_PROPERTY(int width READ width NOTIFY widthChanged)
    Q_PROPERTY(int height READ height NOTIFY heightChanged)
    Q_PROPERTY(QString errorString READ errorString NOTIFY errorStringChanged)
    Q_ENUMS(TextureImageState)
public:
    enum TextureImageState {
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INITIALIZED = 0, LOAD_PENDING, LOADING, LOADING_FINISHED, LOADING_ERROR }; explicit CanvasTextureImage(QObject *parent = 0); virtual ~CanvasTextureImage(); Q_INVOKABLE ulong id(); QVariant *anything(); void setAnything(QVariant *value); const QUrl &source() const; void setSource(const QUrl &src); TextureImageState imageState(); int width(); int height(); QString errorString() const; void load(); void handleReply(QNetworkReply *reply); QImage &getImage(); uchar *convertToFormat(CanvasContext::glEnums format, bool flipY = false); void emitImageLoadedSGRT(); void emitImageLoadingErrorSGRT(); friend QDebug operator<< (QDebug d, const CanvasTextureImage *buffer); private: void setImageState(TextureImageState state); signals: void sourceChanged(QUrl source); void imageStateChanged(TextureImageState state); void widthChanged(int width); void heightChanged(int height); void errorStringChanged(const QString errorString); void anythingChanged(QVariant *value); private: QNetworkAccessManager *m_networkAccessManager; int m_requestId; QImage m_image; QUrl m_source; TextureImageState m_state; QString m_errorString; uchar *m_pixelCache; CanvasContext::glEnums m_pixelCacheFormat; bool m_pixelCacheFlipY; QImage m_glImage; QVariant *m_anyValue; }; #endif // TEXIMAGE3D_P_H