Introduce a paged paintdevice and use it

Introduce a QPagedPaintDevice class that has a
newPage() method and page dimensions. QPdfWriter
and QPrinter inherit from it.
Add a bit of API to QPdfWriter.

Change-Id: Ibf23e7fe741f3a5ed854faf5d249a272acc75f35
Reviewed-on: http://codereview.qt.nokia.com/3206
Reviewed-by: Gunnar Sletta <gunnar.sletta@nokia.com>

1 files changed, 3 insertions, 2 deletions

diff --git a/src/gui/painting/qpdf_p.h b/src/gui/painting/qpdf_p.h
index b373fcec67..5aeb01effe 100644
--- a/src/gui/painting/qpdf_p.h
+++ b/src/gui/painting/qpdf_p.h
@@ -161,12 +161,13 @@ public:
 private:
 };
 
-
+class QPdfWriter;
 class QPdfEnginePrivate;
 
 class QPdfEngine : public QPaintEngine
 {
     Q_DECLARE_PRIVATE(QPdfEngine)
+    friend class QPdfWriter;
 public:
     QPdfEngine();
     QPdfEngine(QPdfEnginePrivate &d);
@@ -266,7 +267,7 @@ public:
 
     // the device the output is in the end streamed to.
     QIODevice *outDevice;
-    int fd;
+    bool ownsDevice;
 
     // printer options
     QString outputFileName;