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29 lines
1.1 KiB
Objective-C
29 lines
1.1 KiB
Objective-C
//
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// CharacterImage.h
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// Copyright © 2018 Ben Zotto. All rights reserved.
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//
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#import <Foundation/Foundation.h>
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#import "UIntTypes.h"
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@interface CharacterImage : NSObject
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@property (readonly) NSUInteger characterWidth;
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@property (readonly) NSInteger characterOffset;
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@property (readonly) UIntSize characterRectSize;
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+ (instancetype)imageWithWidth:(NSUInteger)width
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offset:(NSInteger)offset
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rectSize:(UIntSize)size // size of character rect in bits (image width x font height)
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fromBitmap:(uint8 *)bitmap // base pointer to image bitmap to copy from
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bitmapStartLocation:(NSUInteger)startLocation // bit location from the start where this image begins
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bitmapStride:(NSUInteger)stride; // stride of bitmap pointer (in bytes)
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// This is a byte-sized bitmap array of dimension characterRectSize.
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// A byte value is zero for an off (transparent) pixel and nonzero for an on (solid) one.
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- (uint8 *)image;
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- (BOOL)isWhitespace;
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// Dumps out the image as a text figure with X's and .'s.
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- (NSString *)imageAsDebugString;
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@end
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