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//
// NSAttributedString+Moxie.m
// Moxie
//
// Created by Brian Cully on Tue Aug 24 2004.
// Copyright (c) 2004 Brian Cully. All rights reserved.
//
#import "NSAttributedString+Moxie.h"
@implementation NSAttributedString (Moxie)
+ (id)attributedStringWithString: (NSString *)aString
{
NSAttributedString *retval;
retval = [[self alloc] initWithString: aString];
return [retval autorelease];
}
+ (id)attributedStringWithString: (NSString *)aString
attributes: (NSDictionary *)attributes
{
NSAttributedString *retval;
retval = [[self alloc] initWithString: aString
attributes: attributes];
return [retval autorelease];
}
+ (NSAttributedString *)attributedStringWithForm: (NSArray *)aForm
defaultAttributes: (NSDictionary *)defaultAttributes
{
NSArray *rangeForms, *attrRange;
NSEnumerator *rangeEnum;
NSMutableAttributedString *result;
NSString *string;
if ([aForm count] < 2)
return nil;
string = [aForm objectAtIndex: 0];
rangeForms = [aForm objectAtIndex: 1];
result = [NSMutableAttributedString attributedStringWithString: string attributes: defaultAttributes];
rangeEnum = [rangeForms objectEnumerator];
while ((attrRange = [rangeEnum nextObject]) != nil) {
NSArray *tmpForm;
NSDictionary *attrDict;
NSMutableDictionary *myAttributes;
NSRange range;
attrDict = [NSDictionary dictionaryWithAlist: attrRange];
myAttributes = [NSMutableDictionary dictionary];
// Should handle :BOLD as well.
tmpForm = [attrDict objectForKey: @":RANGE"];
if (tmpForm)
range = NSMakeRange([[tmpForm objectAtIndex: 0] intValue], [[tmpForm objectAtIndex: 1] intValue]);
else
range = NSMakeRange(0, [string length]);
tmpForm = [attrDict objectForKey: @":FONT"];
if (tmpForm) {
NSFont *font;
font = [NSFont fontWithName: [tmpForm objectAtIndex: 0]
size: [[tmpForm objectAtIndex: 1] doubleValue]];
if (font)
[myAttributes setObject: font forKey: NSFontAttributeName];
else
NSLog(@"WARNING: Couldn't find font named: %@.", [tmpForm objectAtIndex: 0]);
}
tmpForm = [attrDict objectForKey: @":LINK"];
if (tmpForm) {
[myAttributes setObject: [NSURL URLWithString: [tmpForm objectAtIndex: 0]]
forKey: NSLinkAttributeName];
[myAttributes setObject: [NSCursor pointingHandCursor]
forKey: NSCursorAttributeName];
}
tmpForm = [attrDict objectForKey: @":ITALIC"];
if (tmpForm) {
[myAttributes setObject: [NSNumber numberWithFloat: [[tmpForm objectAtIndex: 0] doubleValue]]
forKey: NSObliquenessAttributeName];
}
tmpForm = [attrDict objectForKey: @":SUPER"];
if (tmpForm) {
[myAttributes setObject: [NSNumber numberWithInt: [[tmpForm objectAtIndex: 0] intValue]]
forKey: NSSuperscriptAttributeName];
}
tmpForm = [attrDict objectForKey: @":UNDERLINE"];
if (tmpForm) {
[myAttributes setObject: [NSNumber numberWithInt: [[tmpForm objectAtIndex: 0] intValue]]
forKey: NSUnderlineStyleAttributeName];
}
tmpForm = [attrDict objectForKey: @":STRIKETHROUGH"];
if (tmpForm) {
[myAttributes setObject: [NSNumber numberWithInt: [[tmpForm objectAtIndex: 0] intValue]]
forKey: NSStrikethroughStyleAttributeName];
}
tmpForm = [attrDict objectForKey: @":COLOR"];
if (tmpForm) {
int r, g, b;
r = [[tmpForm objectAtIndex: 0] intValue];
g = [[tmpForm objectAtIndex: 1] intValue];
b = [[tmpForm objectAtIndex: 2] intValue];
[myAttributes setObject: [NSColor colorWithCalibratedRed: (r * 1.0) / 255
green: (g * 1.0) / 255
blue: (b * 1.0) / 255
alpha: 1.0]
forKey: NSForegroundColorAttributeName];
}
tmpForm = [attrDict objectForKey: @":BACKGROUND-COLOR"];
if (tmpForm) {
NSColor *bgColor;
int r, g, b;
float a;
r = [[tmpForm objectAtIndex: 0] intValue];
g = [[tmpForm objectAtIndex: 1] intValue];
b = [[tmpForm objectAtIndex: 2] intValue];
a = 1.0;
bgColor = [defaultAttributes objectForKey: NSBackgroundColorAttributeName];
if (bgColor) {
a = [bgColor alphaComponent];
NSLog(@"DEBUG:\t alpha: %f", a);
}
[myAttributes setObject: [NSColor colorWithCalibratedRed: (r * 1.0) / 255
green: (g * 1.0) / 255
blue: (b * 1.0) / 255
alpha: a]
forKey: NSBackgroundColorAttributeName];
}
// These two attributes are broken, because they rely on information we might
// not have. To whit, the FG and BG colors of the open world.
tmpForm = [attrDict objectForKey: @":BOLD"];
if (tmpForm) {
NSColor *preColor;
CGFloat r, g, b, a;
preColor = [myAttributes objectForKey: NSForegroundColorAttributeName];
if (preColor == nil)
preColor = [defaultAttributes objectForKey: NSForegroundColorAttributeName];
if (preColor) {
[preColor getRed: &r green: &g blue: &b alpha: &a];
r += 0.3; g += 0.3; b += 0.3;
r = MIN(r, 1.0);
g = MIN(g, 1.0);
b = MIN(b, 1.0);
[myAttributes setObject: [NSColor colorWithCalibratedRed: r green: g blue: b alpha: a]
forKey: NSForegroundColorAttributeName];
}
}
tmpForm = [attrDict objectForKey: @":INVERSE"];
if (tmpForm) {
NSColor *fgColor, *bgColor;
fgColor = [myAttributes objectForKey: NSForegroundColorAttributeName];
if (fgColor == nil)
fgColor = [defaultAttributes objectForKey: NSForegroundColorAttributeName];
bgColor = [myAttributes objectForKey: NSBackgroundColorAttributeName];
if (bgColor == nil)
bgColor = [defaultAttributes objectForKey: NSBackgroundColorAttributeName];
[fgColor retain];
[bgColor retain];
if (fgColor && bgColor) {
[myAttributes setObject: bgColor
forKey: NSForegroundColorAttributeName];
[myAttributes setObject: fgColor
forKey: NSBackgroundColorAttributeName];
}
[fgColor release];
[bgColor release];
}
[result addAttributes: myAttributes range: range];
}
return result;
}
@end
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