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implement a couple of methods

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gui/trunk@4752 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
richard 1999-08-23 05:22:01 +00:00
parent 220586bc55
commit 891b3f5f38
1 changed files with 99 additions and 17 deletions
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116
Source/NSAttributedString.m
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@ -2,7 +2,7 @@
@implementation NSAttributedString (AppKit)
- (BOOL)containsAttachments
- (BOOL) containsAttachments
{
// Currently there are no attachment in GNUstep.
// FIXME.
@ -11,10 +11,88 @@
- (NSDictionary*) fontAttributesInRange: (NSRange)range
{
NSDictionary *all;
static SEL sel = @selector(objectForKey:);
IMP objForKey;
id objects[8];
id keys[8];
int count = 0;
if (range.location < 0 || NSMaxRange(range) > [self length])
{
[NSException raise: NSRangeException
format: @"RangeError in method -fontAttributesInRange:"];
}
all = [self attributesAtIndex: range.location
effectiveRange: &range];
objForKey = [all methodForSelector: sel];
keys[count] = NSFontAttributeName;
objects[count] = (*objForKey)(all, sel, keys[count]);
if (objects[count] != nil)
count++;
keys[count] = NSForegroundColorAttributeName;
objects[count] = (*objForKey)(all, sel, keys[count]);
if (objects[count] != nil)
count++;
keys[count] = NSBackgroundColorAttributeName;
objects[count] = (*objForKey)(all, sel, keys[count]);
if (objects[count] != nil)
count++;
keys[count] = NSUnderlineStyleAttributeName;
objects[count] = (*objForKey)(all, sel, keys[count]);
if (objects[count] != nil)
count++;
keys[count] = NSSuperscriptAttributeName;
objects[count] = (*objForKey)(all, sel, keys[count]);
if (objects[count] != nil)
count++;
keys[count] = NSBaselineOffsetAttributeName;
objects[count] = (*objForKey)(all, sel, keys[count]);
if (objects[count] != nil)
count++;
keys[count] = NSKernAttributeName;
objects[count] = (*objForKey)(all, sel, keys[count]);
if (objects[count] != nil)
count++;
keys[count] = NSLigatureAttributeName;
objects[count] = (*objForKey)(all, sel, keys[count]);
if (objects[count] != nil)
count++;
return [NSDictionary dictionaryWithObjects: objects
forKeys: keys
count: count];
}
- (NSDictionary*) rulerAttributesInRange: (NSRange)range
{
id style;
if (range.location < 0 || NSMaxRange(range) > [self length])
{
[NSException raise: NSRangeException
format: @"RangeError in method -rulerAttributesInRange:"];
}
style = [self attribute: NSParagraphStyleAttributeName
atIndex: range.location
effectiveRange: &range];
if (style)
{
return [NSDictionary dictionaryWithObject: style
forKey: NSParagraphStyleAttributeName];
}
return [NSDictionary dictionary];
}
- (unsigned) lineBreakBeforeIndex: (unsigned)location
@ -23,9 +101,9 @@
NSScanner *tScanner;
unsigned int sL;
tScanner = [[NSScanner alloc] initWithString:[[self string]
substringWithRange:aRange]];
[tScanner scanUpToString:[NSText newlineString] intoString:NULL];
tScanner = [[NSScanner alloc] initWithString: [[self string]
substringWithRange: aRange]];
[tScanner scanUpToString: [NSText newlineString] intoString:NULL];
sL = [tScanner scanLocation] + 2;
[tScanner release];
@ -95,55 +173,59 @@ documentAttributes: (NSDictionary**)dict
}
- (NSData*) RTFFromRange: (NSRange)range
documentAttributes: (NSDictionary*)dict
documentAttributes: (NSDictionary*)dict
{
return (NSData *)self;
}
- (NSData*) RTFDFromRange: (NSRange)range
documentAttributes: (NSDictionary*)dict
documentAttributes: (NSDictionary*)dict
{
return (NSData *)self;
}
- (NSFileWrapper*) RTFDFileWrapperFromRange: (NSRange)range
documentAttributes: (NSDictionary*)dict
documentAttributes: (NSDictionary*)dict
{
return (NSFileWrapper *)self;
}
@end
@implementation NSMutableAttributedString (AppKit)
- (void)superscriptRange:(NSRange)range
- (void) superscriptRange: (NSRange)range
{
id value;
int sValue;
value = [self attribute:NSSuperscriptAttributeName
atIndex:range.location effectiveRange:&range];
value = [self attribute: NSSuperscriptAttributeName
atIndex: range.location
effectiveRange: &range];
sValue = [value intValue];
sValue++;
[self addAttribute:NSSuperscriptAttributeName value:[[NSNumber alloc]
initWithInt:sValue] range:range];
[self addAttribute: NSSuperscriptAttributeName
value: [[NSNumber alloc] initWithInt: sValue]
range: range];
}
- (void)subscriptRange:(NSRange)range
- (void) subscriptRange: (NSRange)range
{
id value;
int sValue;
value = [self attribute:NSSuperscriptAttributeName
atIndex:range.location effectiveRange:&range];
value = [self attribute: NSSuperscriptAttributeName
atIndex: range.location
effectiveRange: &range];
sValue = [value intValue];
sValue--;
[self addAttribute:NSSuperscriptAttributeName value:[[NSNumber alloc]
initWithInt:sValue] range:range];
[self addAttribute: NSSuperscriptAttributeName
value: [[NSNumber alloc] initWithInt: sValue]
range: range];
}
- (void)unscriptRange:(NSRange)range