more coherent resize methods

Nyx0uf · Oct 11, 2013 · 5567223 · 5567223
1 parent 4da7fab
commit 5567223
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diff --git a/Categories/UIImage+Resizing.h b/Categories/UIImage+Resizing.h
@@ -24,6 +24,13 @@ typedef enum
 	NYXCropModeCenter
 } NYXCropMode;
 
+typedef enum
+{
+	NYXResizeModeScaleToFill,
+	NYXResizeModeAspectFit,
+	NYXResizeModeAspectFill
+} NYXResizeMode;
+
 
 @interface UIImage (NYX_Resizing)
 
@@ -34,6 +41,11 @@ typedef enum
 
 -(UIImage*)scaleByFactor:(float)scaleFactor;
 
+-(UIImage*)scaleToSize:(CGSize)newSize usingMode:(NYXResizeMode)resizeMode;
+
+// NYXResizeModeScaleToFill resize mode used
+-(UIImage*)scaleToSize:(CGSize)newSize;
+
 // Same as 'scale to fill' in IB.
 -(UIImage*)scaleToFillSize:(CGSize)newSize;
 

diff --git a/Categories/UIImage+Resizing.m b/Categories/UIImage+Resizing.m
@@ -83,6 +83,25 @@ -(UIImage*)scaleByFactor:(float)scaleFactor
 	return [self scaleToFillSize:scaledSize];
 }
 
+-(UIImage*)scaleToSize:(CGSize)newSize usingMode:(NYXResizeMode)resizeMode
+{
+	switch (resizeMode)
+	{
+		case NYXResizeModeAspectFit:
+			return [self scaleToFitSize:newSize];
+		case NYXResizeModeAspectFill:
+			return [self scaleToCoverSize:newSize];
+		default:
+			return [self scaleToFillSize:newSize];
+	}
+}
+
+/* Convenience method to scale the image using the NYXResizeModeScaleToFill mode */
+-(UIImage*)scaleToSize:(CGSize)newSize
+{
+	return [self scaleToFillSize:newSize];
+}
+
 -(UIImage*)scaleToFillSize:(CGSize)newSize
 {
 	size_t destWidth = (size_t)(newSize.width * self.scale);