Changes: Use "MeeGo Touch UI" brand instead of "Direct UI"

RevBy: TrustMe

1 files changed, 125 insertions, 0 deletions

diff --git a/src/mtexturepixmapitem.h b/src/mtexturepixmapitem.h
new file mode 100644
index 0000000..a0b9273
--- /dev/null
+++ b/src/mtexturepixmapitem.h
@@ -0,0 +1,125 @@
+/***************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (directui@nokia.com)
+**
+** This file is part of mcompositor.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at directui@nokia.com.
+**
+** This library is free software; you can redistribute it and/or
+** modify it 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.
+**
+****************************************************************************/
+
+#ifndef DUITEXTUREPIXMAPITEM_H
+#define DUITEXTUREPIXMAPITEM_H
+
+#include "mcompositewindow.h"
+
+#include <QtOpenGL>
+#include <QPixmap>
+#include <X11/Xutil.h>
+
+class MTexturePixmapPrivate;
+
+/*!
+ * MTexturePixmapItem represents an offscreen pixmap that is rendered
+ * directly as a texture. The texture is drawn as an item in a
+ * QGraphicsView directly using standard OpenGL / OpenGL ES2 calls without
+ * the use of QPainter.
+ *
+ * If an GLX or EGL pixmap surface that supports render to texture is not found, the
+ * renderer defaults to its own custom texture to pixmap routines
+ *
+ */
+class MTexturePixmapItem: public MCompositeWindow
+{
+public:
+    /*!
+     * Constructs a MTexturePixmapItem
+     *
+     * \param w the redirected window where the texture is derived.
+     * \param enableAlpha if the alpha component of window is rendered
+     * \param parent QGraphicsItem, defaults to 0
+     */
+    MTexturePixmapItem(Window window, QGLWidget *glwidget, QGraphicsItem *parent = 0);
+    /*!
+     * Destroys the MTexturePixmapItem and frees the allocated
+     * surface and texture
+     */
+    virtual ~MTexturePixmapItem();
+
+    /*!
+     * Ensures that the corresponding texture reflects the contents of the
+     * associated pixmap and schedules a redraw of this item.
+     */
+    void updateWindowPixmap(XRectangle *rects = 0, int num = 0);
+
+    /*!
+     * Creates the pixmap id and saves the offscreen buffer that represents
+     * this window
+     *
+     * \param renew Set to true if the window was just mapped or resized. This
+     * will update the offscreen backing store.
+     */
+    void saveBackingStore(bool renew = false);
+
+    /*!
+      Clears the texture that is associated with the offscreen pixmap
+     */
+    void clearTexture();
+
+    /*!
+      Returns true if the window corresponding to the offscreen pixmap
+      is rendering directly to the framebuffer, otherwise return false.
+     */
+    bool isDirectRendered() const;
+
+    /*!
+      Returns true if the window corresponding to the offscreen pixmap has an
+      alpha channel, otherwise returns false.
+     */
+    bool hasAlpha() const;
+
+    /*!
+     Returns true if the window corresponding to the offscreen pixmap has an
+     is an override-redirect window, otherwise returns false.
+    */
+    bool isOverrideRedirect() const;
+
+    /*!
+     * Sets the width and height if the item
+     */
+    void resize(int w, int h);
+
+    void enableDirectFbRendering();
+    void enableRedirectedRendering();
+
+protected:
+    void paint(QPainter *painter,
+               const QStyleOptionGraphicsItem *option,
+               QWidget *widget);
+
+    QSizeF sizeHint(Qt::SizeHint, const QSizeF &) const;
+    QRectF boundingRect() const;
+    QPainterPath shape() const;
+    virtual void windowRaised();
+
+private:
+    void init();
+    void initCustomTfp();
+    void cleanup();
+    void rebindPixmap();
+
+    MTexturePixmapPrivate *const d;
+    friend class MTexturePixmapPrivate;
+    friend class MCompositeManagerPrivate;
+};
+
+#endif // DUIGLXTEXTUREPIXMAPITEM_H