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* Source/NSAffineTransform.m (-initWithCoder:, -encodeWithCoder:):

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Add key coding and decoding for NSAffineTransform.


git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@34800 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
Fred Kiefer 2012-02-20 22:32:49 +00:00
parent f02339adda
commit eeb20af333
2 changed files with 103 additions and 15 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2012-02-20 Fred Kiefer <FredKiefer@gmx.de>
* Source/NSAffineTransform.m (-initWithCoder:, -encodeWithCoder:):
Add key coding and decoding for NSAffineTransform.
2012-02-19 22:37-EST Gregory John Casamento <greg.casamento@gmail.com>
Doug Simons <doug.simons@testplant.com>

113
Source/NSAffineTransform.m
View file

@ -35,6 +35,7 @@
#define EXPOSE_NSAffineTransform_IVARS 1
#import "Foundation/NSArray.h"
#import "Foundation/NSData.h"
#import "Foundation/NSException.h"
#import "Foundation/NSAffineTransform.h"
#import "Foundation/NSCoder.h"
@ -590,22 +591,87 @@ static NSAffineTransformStruct identityTransform = {
- (id) initWithCoder: (NSCoder*)aCoder
{
NSAffineTransformStruct replace;
NSAffineTransformStruct replace;
if ([aCoder allowsKeyedCoding])
{
// FIXME
return [self notImplemented: _cmd];
/*
NSData *data = [aCoder decodeObjectForKey: @"NSTransformStruct"];
unsigned int cursor = 0;
// We get lengths of 12 and 18
NSLog(@"length %d data %@", [data length], data);
[data deserializeDataAt: (CGFloat*)&replace
ofObjCType: "[6f]"
atCursor: &cursor
context: nil];
*/
if ([aCoder containsValueForKey: @"NSTransformStruct"])
{
NSUInteger length;
const uint8_t *data;
NSData *d;
unsigned int cursor = 0;
data = [aCoder decodeBytesForKey: @"NSTransformStruct"
returnedLength: &length];
d = [NSData dataWithBytes: data length: length];
if (length == 9)
{
float f, g;
replace = identityTransform;
cursor = 1;
[d deserializeDataAt: &f
ofObjCType: "f"
atCursor: &cursor
context: nil];
[d deserializeDataAt: &g
ofObjCType: "f"
atCursor: &cursor
context: nil];
if (data[0] == 1)
{
replace.tX = f;
replace.tY = g;
}
else if (data[0] == 2)
{
replace.m11 = f;
replace.m22 = g;
}
else
{
// FIXME
NSLog(@"Got type %d for affine transform", data[0]);
return [self notImplemented: _cmd];
}
}
else if (16 == length)
{
float s[4];
[d deserializeDataAt: s
ofObjCType: "[4f]"
atCursor: &cursor
context: nil];
replace.m11 = s[0];
replace.m22 = s[1];
replace.tX = s[2];
replace.tY = s[3];
}
else if (24 == length)
{
float s[6];
[d deserializeDataAt: s
ofObjCType: "[6f]"
atCursor: &cursor
context: nil];
replace.m11 = s[0];
replace.m12 = s[1];
replace.m21 = s[2];
replace.m22 = s[3];
replace.tX = s[4];
replace.tY = s[5];
}
else
{
// FIXME
NSLog(@"Got data %@ len %d for affine transform", d, length);
return [self notImplemented: _cmd];
}
}
}
else
{
@ -619,12 +685,29 @@ static NSAffineTransformStruct identityTransform = {
- (void) encodeWithCoder: (NSCoder*)aCoder
{
NSAffineTransformStruct replace;
NSAffineTransformStruct replace;
replace = [self transformStruct];
if ([aCoder allowsKeyedCoding])
{
// FIXME
if (!_isIdentity)
{
float s[6];
NSMutableData *d = [NSMutableData data];
s[0] = replace.m11;
s[1] = replace.m12;
s[2] = replace.m21;
s[3] = replace.m22;
s[4] = replace.tX;
s[5] = replace.tY;
[d serializeDataAt: s
ofObjCType: "[6f]"
context: nil];
[aCoder encodeBytes: [d bytes]
length: [d length]
forKey: @"NSTransformStruct"];
}
}
else
{