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/*
* Copyright (C) 2003 Stefan Kleine Stegemann
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#import "PopplerFontManager.h"
#import "PopplerKitFunctions.h"
/* Default fonts which are included in the PopplerKit framework */
static NSString* IncludedFonts [] = {
@"NimbusMonoPS-Regular.pfb",
@"NimbusMonoPS-Bold.pfb",
@"NimbusMonoPS-BoldItalic.pfb",
@"NimbusMonoPS-Italic.pfb",
@"NimbusSans-Regular.pfb",
@"NimbusSans-Bold.pfb",
@"NimbusSans-BoldItalic.pfb",
@"NimbusSans-Italic.pfb",
@"StandardSymbolsPS.pfb",
@"NimbusRoman-Bold.pfb",
@"NimbusRoman-BoldItalic.pfb",
@"NimbusRoman-Italic.pfb",
@"NimbusRoman-Regular.pfb",
@"D050000L.pfb",
nil
};
/* The shared PopplerFontManager instance. */
static PopplerFontManager* sharedPopplerFontManager = nil;
/*
* Non-Public methods.
*/
@interface PopplerFontManager(Private)
- (void) _addIncludedFonts;
- (NSString*) _findIncludedFontFile: (NSString*)aBaseFile;
@end
@implementation PopplerFontManager
- (id) init
{
self = [super init];
if (self)
{
fonts = [[NSMutableArray alloc] initWithCapacity: 0];
[self _addIncludedFonts];
}
return self;
}
- (void) dealloc
{
[fonts release];
[super dealloc];
}
+ (PopplerFontManager*) sharedManager
{
if (!sharedPopplerFontManager)
{
NS_DURING
sharedPopplerFontManager = [[PopplerFontManager alloc] init];
NS_HANDLER
NSLog(@"Unable to obtain a PopplerFontManager instance: %@",
[localException reason]);
sharedPopplerFontManager = nil;
NS_ENDHANDLER
}
return sharedPopplerFontManager;
}
- (NSArray*) fonts
{
return [NSArray arrayWithArray: fonts];
}
- (void) addFontFile: (NSString*)aFont
{
NSAssert(aFont, @"nil font");
// check
BOOL isDir = NO;
NSFileManager* fm = [NSFileManager defaultManager];
if (![fm fileExistsAtPath: aFont isDirectory: &isDir])
{
[NSException raise: NSInvalidArgumentException
format: @"font file %@ not found!", aFont];
}
if (isDir)
{
[NSException raise: NSInvalidArgumentException
format: @"font file %@ is a directory!", aFont];
}
// register
[fonts addObject: aFont];
}
@end
/* ----------------------------------------------------- */
/* Category Private */
/* ----------------------------------------------------- */
@implementation PopplerFontManager (Private)
- (void) _addIncludedFonts
{
int i;
for (i = 0; IncludedFonts[i]; i++)
{
NSString* fontFile = [self _findIncludedFontFile: IncludedFonts[i]];
if (fontFile)
{
[self addFontFile: fontFile];
NSLog(@"added font %@", IncludedFonts[i]);
}
else
{
NSLog(@"WARNING: no font for %@", IncludedFonts[i]);
}
}
}
- (NSString*) _findIncludedFontFile: (NSString*)aBaseFile
{
NSBundle* bundle;
NSString* pathToFile;
bundle = [NSBundle bundleForClass: [PopplerFontManager class]];
NSAssert(bundle, @"Failed to detect PopplerKit Bundle");
pathToFile = [bundle pathForResource: [aBaseFile stringByDeletingPathExtension]
ofType: [aBaseFile pathExtension]];
if (!pathToFile)
{
NSLog(@"WARNING: Resource %@ of type %@ not found",
[aBaseFile stringByDeletingPathExtension],
[aBaseFile pathExtension]);
}
return pathToFile;
}
@end
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