Port new GlyphContext, FontData, enums, props, Bezier and text rendering

2026-05-31 05:51:47 +00:00 · 2017-08-23 05:41:35 +03:00
parent 3cafc34cb2
commit ccb8729917
105 changed files with 10437 additions and 105 deletions
@@ -0,0 +1,40 @@
+/*
+ 
+ Erica Sadun, http://ericasadun.com
+ 
+ Gathered for book examples
+ 
+ */
+
+#import <UIKit/UIKit.h>
+#import <Foundation/Foundation.h>
+
+// 4 bytes per ARGB pixel, 8 bits per byte
+#define ARGB_COUNT 4
+#define BITS_PER_COMPONENT  8
+
+UIEdgeInsets BuildInsets(CGRect alignmentRect, CGRect imageBounds);
+
+UIImage *BuildSwatchWithColor(UIColor *color, CGFloat side);
+UIImage *BuildThumbnail(UIImage *sourceImage, CGSize targetSize, BOOL useFitting);
+UIImage *ExtractRectFromImage(UIImage *sourceImage, CGRect subRect);
+UIImage *ExtractSubimageFromRect(UIImage *sourceImage, CGRect rect);
+
+UIImage *GrayscaleVersionOfImage(UIImage *sourceImage);
+UIImage *InvertImage(UIImage *sourceImage);
+
+NSData  *BytesFromRGBImage(UIImage *sourceImage);
+UIImage *ImageFromRGBBytes(NSData *data, CGSize targetSize);
+
+void FlipContextVertically(CGSize size);
+void FlipContextHorizontally(CGSize size);
+void FlipImageContextVertically();
+void FlipImageContextHorizontally();
+void RotateContext(CGSize size, CGFloat theta);
+void MoveContextByVector(CGPoint vector);
+
+UIImage *ImageMirroredVertically(UIImage *image);
+
+void DrawPDFPageInRect(CGPDFPageRef pageRef, CGRect destinationRect);
+
+UIImage *GaussianBlurImage(UIImage *image, CGFloat radius);