1 files changed, 169 insertions, 0 deletions
diff --git a/src/plugins/platforms/fb_base/fb_base.h b/src/plugins/platforms/fb_base/fb_base.h
new file mode 100644
index 0000000000..e52455aeb5
--- /dev/null
+++ b/src/plugins/platforms/fb_base/fb_base.h
@@ -0,0 +1,169 @@
+#ifndef QLIGHTHOUSEGRAPHICSSCREEN_H
+#define QLIGHTHOUSEGRAPHICSSCREEN_H
+
+#include <qrect.h>
+#include <qimage.h>
+#include <qtimer.h>
+#include <qpainter.h>
+#include <QPlatformCursor>
+#include <QPlatformScreen>
+#include <QPlatformWindow>
+#include <QtGui/private/qwindowsurface_p.h>
+
+class QMouseEvent;
+class QSize;
+class QPainter;
+
+class QFbScreen;
+
+class QPlatformSoftwareCursor : public QPlatformCursor
+{
+public:
+    QPlatformSoftwareCursor(QPlatformScreen * scr);
+
+    // output methods
+    QRect dirtyRect();
+    virtual QRect drawCursor(QPainter & painter);
+
+    // input methods
+    virtual void pointerEvent(const QMouseEvent & event);
+    virtual void changeCursor(QCursor * widgetCursor, QWidget * widget);
+
+    virtual void setDirty() { dirty = true; screen->setDirty(QRect()); }
+    virtual bool isDirty() { return dirty; }
+    virtual bool isOnScreen() { return onScreen; }
+    virtual QRect lastPainted() { return prevRect; }
+
+protected:
+    QPlatformCursorImage * graphic;
+
+private:
+    void setCursor(const uchar *data, const uchar *mask, int width, int height, int hotX, int hotY);
+    void setCursor(Qt::CursorShape shape);
+    void setCursor(const QImage &image, int hotx, int hoty);
+    QRect currentRect;      // next place to draw the cursor
+    QRect prevRect;         // last place the cursor was drawn
+    QRect getCurrentRect();
+    bool dirty;
+    bool onScreen;
+};
+
+class QFbWindow;
+
+class QFbWindowSurface : public QWindowSurface
+{
+public:
+    QFbWindowSurface(QFbScreen *screen, QWidget *window);
+    ~QFbWindowSurface();
+
+    virtual QPaintDevice *paintDevice() { return &mImage; }
+    virtual void flush(QWidget *widget, const QRegion &region, const QPoint &offset);
+    virtual bool scroll(const QRegion &area, int dx, int dy);
+
+    virtual void beginPaint(const QRegion &region);
+    virtual void endPaint(const QRegion &region);
+
+
+    const QImage image() { return mImage; }
+    void resize(const QSize &size);
+
+protected:
+    friend class QFbWindow;
+    QFbWindow *platformWindow;
+
+    QFbScreen *mScreen;
+    QImage mImage;
+};
+
+
+class QFbWindow : public QPlatformWindow
+{
+public:
+
+    QFbWindow(QWidget *window);
+    ~QFbWindow();
+
+
+    virtual void setVisible(bool visible);
+    virtual bool visible() { return visibleFlag; }
+
+    virtual void raise();
+    virtual void lower();
+
+    void setGeometry(const QRect &rect);
+
+    virtual Qt::WindowFlags setWindowFlags(Qt::WindowFlags type);
+    virtual Qt::WindowFlags windowFlags() const;
+
+    WId winId() const { return windowId; }
+
+    virtual void repaint(const QRegion&);
+
+protected:
+    friend class QFbWindowSurface;
+    friend class QFbScreen;
+    QFbWindowSurface *surface;
+    QList<QFbScreen *> mScreens;
+    QRect oldGeometry;
+    bool visibleFlag;
+    Qt::WindowFlags flags;
+
+    WId windowId;
+};
+
+class QFbScreen : public QPlatformScreen
+{
+    Q_OBJECT
+public:
+    QFbScreen();
+    ~QFbScreen();
+
+    virtual QRect geometry() const { return mGeometry; }
+    virtual int depth() const { return mDepth; }
+    virtual QImage::Format format() const { return mFormat; }
+    virtual QSize physicalSize() const { return mPhysicalSize; }
+
+    virtual void setGeometry(QRect rect);
+    virtual void setDepth(int depth);
+    virtual void setFormat(QImage::Format format);
+    virtual void setPhysicalSize(QSize size);
+
+    virtual void setDirty(const QRect &rect);
+
+    virtual void removeWindow(QFbWindow * surface);
+    virtual void addWindow(QFbWindow * surface);
+    virtual void raise(QPlatformWindow * surface);
+    virtual void lower(QPlatformWindow * surface);
+    virtual QWidget * topLevelAt(const QPoint & p) const;
+
+    QImage * image() const { return mScreenImage; }
+    QPaintDevice * paintDevice() const { return mScreenImage; }
+
+protected:
+    QList<QFbWindow *> windowStack;
+    QRegion repaintRegion;
+    QPlatformSoftwareCursor * cursor;
+    QTimer redrawTimer;
+
+protected slots:
+    virtual QRegion doRedraw();
+
+protected:
+    QRect mGeometry;
+    int mDepth;
+    QImage::Format mFormat;
+    QSize mPhysicalSize;
+    QImage *mScreenImage;
+
+private:
+    QPainter * compositePainter;
+    void generateRects();
+    QList<QPair<QRect, int> > cachedRects;
+
+    void invalidateRectCache() { isUpToDate = false; }
+    friend class QFbWindowSurface;
+    friend class QFbWindow;
+    bool isUpToDate;
+};
+
+#endif // QLIGHTHOUSEGRAPHICSSCREEN_H