XADMaster/XADPNGWriter.h
2018-03-21 14:24:50 +02:00

52 lines
1.3 KiB
Objective-C

/*
* XADPNGWriter.h
*
* Copyright (c) 2017-present, MacPaw Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA
*/
#import <Foundation/Foundation.h>
#import <zlib.h>
@interface XADPNGWriter:NSObject
{
NSMutableData *data;
int bytesperrow;
z_stream zs;
BOOL streaminited;
int idatstart;
}
+(XADPNGWriter *)PNGWriter;
-(id)init;
-(void)dealloc;
-(NSData *)data;
-(void)addIHDRWithWidth:(int)width height:(int)height bitDepth:(int)bitdepth
colourType:(int)colourtype;
-(void)addIEND;
-(void)addChunk:(uint32_t)chunktype bytes:(uint8_t *)bytes length:(int)length;
-(void)startIDAT;
-(void)addIDATRow:(uint8_t *)bytes;
-(void)endIDAT;
@end