macOS: Move QMacCGContext helper into QtGui

The implementation was duplicated and spread out between QMacStyle,
QMacPaintEngine, and the Cocoa platform plugin.

Moving it into QtGui allows using it on other Apple platform.

Change-Id: Iadcbd71998204887e116271c575037789b6e2163
Reviewed-by: Jake Petroules <jake.petroules@qt.io>
Reviewed-by: Tor Arne Vestbø <tor.arne.vestbo@theqtcompany.com>

1 files changed, 0 insertions, 38 deletions

diff --git a/src/plugins/platforms/cocoa/qt_mac_p.h b/src/plugins/platforms/cocoa/qt_mac_p.h
index 902cf5c636..ce17919e8c 100644
--- a/src/plugins/platforms/cocoa/qt_mac_p.h
+++ b/src/plugins/platforms/cocoa/qt_mac_p.h
@@ -90,44 +90,6 @@ public:
     }
 };
 
-class QMacCGContext
-{
-    CGContextRef context;
-public:
-    QMacCGContext(QPainter *p); //qpaintengine_mac.mm
-    inline QMacCGContext() { context = 0; }
-    inline QMacCGContext(QPaintDevice *pdev) {
-        extern CGContextRef qt_mac_cg_context(QPaintDevice *);
-        context = qt_mac_cg_context(pdev);
-    }
-    inline QMacCGContext(CGContextRef cg, bool takeOwnership=false) {
-        context = cg;
-        if(!takeOwnership)
-            CGContextRetain(context);
-    }
-    inline QMacCGContext(const QMacCGContext &copy) : context(0) { *this = copy; }
-    inline ~QMacCGContext() {
-        if(context)
-            CGContextRelease(context);
-    }
-    inline bool isNull() const { return context; }
-    inline operator CGContextRef() { return context; }
-    inline QMacCGContext &operator=(const QMacCGContext &copy) {
-        if(context)
-            CGContextRelease(context);
-        context = copy.context;
-        CGContextRetain(context);
-        return *this;
-    }
-    inline QMacCGContext &operator=(CGContextRef cg) {
-        if(context)
-            CGContextRelease(context);
-        context = cg;
-        CGContextRetain(context); //we do not take ownership
-        return *this;
-    }
-};
-
 class QMacInternalPasteboardMime;
 class QMimeData;