qpa: extend drawPixmap capabilities

Extend drawPixmap capabilities for qpa through new ExtendedPixmapCapability
QBlittable flag and add related implementation in DirectFB platform.

Change-Id: If5436e16bfb37bf081bf864cad73a5e97394df8c
Reviewed-by: Qt Doc Bot <qt_docbot@qt-project.org>
Reviewed-by: Jørgen Lind <jorgen.lind@nokia.com>

1 files changed, 9 insertions, 0 deletions

diff --git a/src/gui/painting/qblittable_p.h b/src/gui/painting/qblittable_p.h
index 654a0a0533..1f404a3b55 100644
--- a/src/gui/painting/qblittable_p.h
+++ b/src/gui/painting/qblittable_p.h
@@ -63,6 +63,7 @@ public:
         SourceOverPixmapCapability      = 0x0004,
         SourceOverScaledPixmapCapability = 0x0008,
         AlphaFillRectCapability         = 0x0010,
+        OpacityPixmapCapability         = 0x0020,
 
         // Internal ones
         OutlineCapability               = 0x0001000
@@ -83,6 +84,14 @@ public:
         Q_UNUSED(cmode);
         qWarning("Please implement alphaFillRect function in your platform or remove AlphaFillRectCapability from it");
     }
+    virtual void drawPixmapOpacity(const QRectF &rect, const QPixmap &pixmap, const QRectF &subrect, QPainter::CompositionMode cmode, qreal opacity) {
+        Q_UNUSED(rect);
+        Q_UNUSED(pixmap);
+        Q_UNUSED(subrect);
+        Q_UNUSED(cmode);
+        Q_UNUSED(opacity);
+        qWarning("Please implement drawPixmapOpacity function in your platform or remove OpacityPixmapCapability from it");
+    }
 
     QImage *lock();
     void unlock();