Added Graphics::ResamplingQuality::noResampling

modules/juce_graphics/contexts/juce_GraphicsContext.h

@@ -468,7 +468,8 @@ public:
     {
         lowResamplingQuality     = 0,    /**< Just uses a nearest-neighbour algorithm for resampling. */
         mediumResamplingQuality  = 1,    /**< Uses bilinear interpolation for upsampling and area-averaging for downsampling. */
-        highResamplingQuality    = 2     /**< Uses bicubic interpolation for upsampling and area-averaging for downsampling. */
+        highResamplingQuality    = 2,    /**< Uses bicubic interpolation for upsampling and area-averaging for downsampling. */
+        noResampling             = 3     /**< No resampling is performed. */
     };
 
     /** Changes the quality that will be used when resampling images.

modules/juce_graphics/native/juce_mac_CoreGraphicsContext.mm

@@ -385,9 +385,13 @@ void CoreGraphicsContext::setOpacity (float newOpacity)
 
 void CoreGraphicsContext::setInterpolationQuality (Graphics::ResamplingQuality quality)
 {
-    CGContextSetInterpolationQuality (context, quality == Graphics::lowResamplingQuality
-                                                ? kCGInterpolationLow
-                                                : kCGInterpolationHigh);
+    switch (quality)
+    {
+        case Graphics::lowResamplingQuality:  CGContextSetInterpolationQuality (context, kCGInterpolationLow);  return;
+        case Graphics::highResamplingQuality: CGContextSetInterpolationQuality (context, kCGInterpolationHigh); return;
+        case Graphics::noResampling:          CGContextSetInterpolationQuality (context, kCGInterpolationNone); return;
+        default: return;
+    }
 }
 
 //==============================================================================