Converted gradients

.gitignore

@@ -11,4 +11,6 @@ QtTvNDS
 *~
 tags
 .browser
+build*
+.DS_Store
 

demos/gradients/premake4.lua

@@ -0,0 +1,12 @@
+project "gradients_shared"
+    uses "QtOpenGl"
+    defines "QT_OPENGL_SUPPORT"
+    includedirs "../shared"
+    links "shared"
+    files {
+        "gradients.h",
+        "gradients.cpp",
+        "main.cpp",
+        "gradients.qrc"
+    }
+

demos/shared/premake4.lua

@@ -0,0 +1,14 @@
+project "shared"
+    kind "StaticLib"
+    uses "QtOpenGl"
+    includedirs "."
+    defines "QT_OPENGL_SUPPORT"
+    files {
+        "arthurstyle.cpp",
+        "arthurwidgets.cpp",
+        "hoverpoints.cpp",
+        "arthurstyle.h",
+        "arthurwidgets.h",
+        "hoverpoints.h",
+        "shared.qrc"
+    }

demos/shared/private/qpixmapdata_p.h

@@ -0,0 +1,185 @@
+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation ([email protected])
+**
+** This file is part of the QtGui module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** This file may be used under the terms of the GNU Lesser General Public
+** License version 2.1 as published by the Free Software Foundation and
+** appearing in the file LICENSE.LGPL included in the packaging of this
+** file. Please review the following information to ensure the GNU Lesser
+** General Public License version 2.1 requirements will be met:
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU General
+** Public License version 3.0 as published by the Free Software Foundation
+** and appearing in the file LICENSE.GPL included in the packaging of this
+** file. Please review the following information to ensure the GNU General
+** Public License version 3.0 requirements will be met:
+** http://www.gnu.org/copyleft/gpl.html.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QPIXMAPDATA_P_H
+#define QPIXMAPDATA_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.
+//
+
+#include <QtGui/qpixmap.h>
+#include <QtCore/qatomic.h>
+
+#ifdef Q_OS_SYMBIAN
+#include <QtGui/private/qvolatileimage_p.h>
+#endif
+
+QT_BEGIN_NAMESPACE
+
+class QImageReader;
+
+class Q_GUI_EXPORT QPixmapData
+{
+public:
+    enum PixelType {
+        // WARNING: Do not change the first two
+        // Must match QPixmap::Type
+        PixmapType, BitmapType
+    };
+#if defined(Q_OS_SYMBIAN)
+    enum NativeType {
+        FbsBitmap,
+        SgImage,
+        VolatileImage,
+        NativeImageHandleProvider
+    };
+#endif
+    enum ClassId { RasterClass, X11Class, MacClass, DirectFBClass,
+                   OpenGLClass, OpenVGClass, RuntimeClass, BlitterClass,
+                   CustomClass = 1024 };
+
+    QPixmapData(PixelType pixelType, int classId);
+    virtual ~QPixmapData();
+
+    virtual QPixmapData *createCompatiblePixmapData() const;
+
+    virtual void resize(int width, int height) = 0;
+    virtual void fromImage(const QImage &image,
+                           Qt::ImageConversionFlags flags) = 0;
+    virtual void fromImageReader(QImageReader *imageReader,
+                                 Qt::ImageConversionFlags flags);
+
+    virtual bool fromFile(const QString &filename, const char *format,
+                          Qt::ImageConversionFlags flags);
+    virtual bool fromData(const uchar *buffer, uint len, const char *format,
+                          Qt::ImageConversionFlags flags);
+
+    virtual void copy(const QPixmapData *data, const QRect &rect);
+    virtual bool scroll(int dx, int dy, const QRect &rect);
+
+    virtual int metric(QPaintDevice::PaintDeviceMetric metric) const = 0;
+    virtual void fill(const QColor &color) = 0;
+    virtual QBitmap mask() const;
+    virtual void setMask(const QBitmap &mask);
+    virtual bool hasAlphaChannel() const = 0;
+    virtual QPixmap transformed(const QTransform &matrix,
+                                Qt::TransformationMode mode) const;
+    virtual void setAlphaChannel(const QPixmap &alphaChannel);
+    virtual QPixmap alphaChannel() const;
+    virtual QImage toImage() const = 0;
+    virtual QImage toImage(const QRect &rect) const;
+    virtual QPaintEngine* paintEngine() const = 0;
+
+    inline int serialNumber() const { return ser_no; }
+
+    inline PixelType pixelType() const { return type; }
+    inline ClassId classId() const { return static_cast<ClassId>(id); }
+
+    virtual QImage* buffer();
+
+    inline int width() const { return w; }
+    inline int height() const { return h; }
+    QT_DEPRECATED inline int numColors() const { return metric(QPaintDevice::PdmNumColors); }
+    inline int colorCount() const { return metric(QPaintDevice::PdmNumColors); }
+    inline int depth() const { return d; }
+    inline bool isNull() const { return is_null; }
+    inline qint64 cacheKey() const {
+        int classKey = id;
+        if (classKey >= 1024)
+            classKey = -(classKey >> 10);
+        return ((((qint64) classKey) << 56)
+                | (((qint64) ser_no) << 32)
+                | ((qint64) detach_no));
+    }
+
+#if defined(Q_OS_SYMBIAN)
+    virtual QVolatileImage toVolatileImage() const;
+    virtual void* toNativeType(NativeType type);
+    virtual void fromNativeType(void* pixmap, NativeType type);
+#endif
+
+    static QPixmapData *create(int w, int h, PixelType type);
+
+    virtual QPixmapData *runtimeData() const { return 0; }
+
+protected:
+
+    void setSerialNumber(int serNo);
+    int w;
+    int h;
+    int d;
+    bool is_null;
+
+private:
+    friend class QPixmap;
+    friend class QX11PixmapData;
+    friend class QSymbianRasterPixmapData;
+    friend class QImagePixmapCleanupHooks; // Needs to set is_cached
+    friend class QGLTextureCache; //Needs to check the reference count
+    friend class QExplicitlySharedDataPointer<QPixmapData>;
+
+    QAtomicInt ref;
+    int detach_no;
+
+    PixelType type;
+    int id;
+    int ser_no;
+    uint is_cached;
+};
+
+#  define QT_XFORM_TYPE_MSBFIRST 0
+#  define QT_XFORM_TYPE_LSBFIRST 1
+#  if defined(Q_WS_WIN)
+#    define QT_XFORM_TYPE_WINDOWSPIXMAP 2
+#  endif
+extern bool qt_xForm_helper(const QTransform&, int, int, int, uchar*, int, int, int, const uchar*, int, int, int);
+
+QT_END_NAMESPACE
+
+#endif // QPIXMAPDATA_P_H

premake4.lua

@@ -25,3 +25,5 @@ solution "QtExamples"
     include "textures"
     include "validators"
     -- include "qmusicplayer"
+    include "demos/gradients"
+    include "demos/shared"