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- /**
- General-purpose exporter from loaded-SVGKImage object into an NSData byte-array.
-
- Uses the default color format from [SVGKImage+CGContext newCGContextAutosizedToFit] (currently RGBA / CGColorSpaceCreateDeviceRGB)
- */
- #import <Foundation/Foundation.h>
- #import "SVGKImage.h"
- @interface SVGKExporterNSData : NSObject
- /**
- Highest-performance version of .UIImage property (this minimizes memory usage and can lead to large speed-ups e.g. when using SVG images as textures with OpenGLES)
-
- Delegates to [ exportAsNSData:... flipYaxis:TRUE]
- */
- +(NSData*) exportAsNSData:(SVGKImage*) image;
- /**
- Highest-performance version of .UIImage property (this minimizes memory usage and can lead to large speed-ups e.g. when using SVG images as textures with OpenGLES)
-
- Delegates to exportAsNSData:... antiAliased:TRUE curveFlatnessFactor:1.0 interpolationQuality:kCGInterpolationDefault flipYaxis:...]
- */
- +(NSData*) exportAsNSData:(SVGKImage*) image flipYaxis:(BOOL) flipYaxis;
- /**
- Highest-performance version of .UIImage property (this minimizes memory usage and can lead to large speed-ups e.g. when using SVG images as textures with OpenGLES)
-
- NB: we could probably achieve get even higher performance in OpenGL by sidestepping NSData entirely and using raw byte arrays (should result in zero-copy).
-
- @param shouldAntialias = Apple defaults to TRUE, but turn it off for small speed boost
- @param multiplyFlatness = how many pixels a curve can be flattened by (Apple's internal setting) to make it faster to render but less accurate
- @param interpolationQuality = Apple internal setting, c.f. Apple docs for CGInterpolationQuality
- */
- +(NSData*) exportAsNSData:(SVGKImage*) image antiAliased:(BOOL) shouldAntialias curveFlatnessFactor:(CGFloat) multiplyFlatness interpolationQuality:(CGInterpolationQuality) interpolationQuality flipYaxis:(BOOL) flipYaxis;
- @end
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