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//
// FontManager.m
// FontLabel
//
// Created by Kevin Ballard on 5/5/09.
// Copyright © 2009 Zynga Game Networks
//
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
#import "FontManager.h"
#import "ZFont.h"
static FontManager *sharedFontManager = nil;
@implementation FontManager
+ (FontManager *)sharedManager {
@synchronized(self) {
if (sharedFontManager == nil) {
sharedFontManager = [[self alloc] init];
}
}
return sharedFontManager;
}
- (id)init {
if ((self = [super init])) {
fonts = CFDictionaryCreateMutable(NULL, 0, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks);
urls = [[NSMutableDictionary alloc] init];
}
return self;
}
- (BOOL)loadFont:(NSString *)filename {
NSString *fontPath = [[NSBundle mainBundle] pathForResource:filename ofType:@"ttf"];
if (fontPath == nil) {
fontPath = [[NSBundle mainBundle] pathForResource:filename ofType:nil];
}
if (fontPath == nil) return NO;
NSURL *url = [NSURL fileURLWithPath:fontPath];
if ([self loadFontURL:url]) {
[urls setObject:url forKey:filename];
return YES;
}
return NO;
}
- (BOOL)loadFontURL:(NSURL *)url {
CGDataProviderRef fontDataProvider = CGDataProviderCreateWithURL((CFURLRef)url);
if (fontDataProvider == NULL) return NO;
CGFontRef newFont = CGFontCreateWithDataProvider(fontDataProvider);
CGDataProviderRelease(fontDataProvider);
if (newFont == NULL) return NO;
CFDictionarySetValue(fonts, url, newFont);
CGFontRelease(newFont);
return YES;
}
- (CGFontRef)fontWithName:(NSString *)filename {
CGFontRef font = NULL;
NSURL *url = [urls objectForKey:filename];
if (url == nil && [self loadFont:filename]) {
url = [urls objectForKey:filename];
}
if (url != nil) {
font = (CGFontRef)CFDictionaryGetValue(fonts, url);
}
return font;
}
- (ZFont *)zFontWithName:(NSString *)filename pointSize:(CGFloat)pointSize {
NSURL *url = [urls objectForKey:filename];
if (url == nil && [self loadFont:filename]) {
url = [urls objectForKey:filename];
}
if (url != nil) {
CGFontRef cgFont = (CGFontRef)CFDictionaryGetValue(fonts, url);
if (cgFont != NULL) {
return [ZFont fontWithCGFont:cgFont size:pointSize];
}
}
return nil;
}
- (ZFont *)zFontWithURL:(NSURL *)url pointSize:(CGFloat)pointSize {
CGFontRef cgFont = (CGFontRef)CFDictionaryGetValue(fonts, url);
if (cgFont == NULL && [self loadFontURL:url]) {
cgFont = (CGFontRef)CFDictionaryGetValue(fonts, url);
}
if (cgFont != NULL) {
return [ZFont fontWithCGFont:cgFont size:pointSize];
}
return nil;
}
- (CFArrayRef)copyAllFonts {
CFIndex count = CFDictionaryGetCount(fonts);
CGFontRef *values = (CGFontRef *)malloc(sizeof(CGFontRef) * count);
CFDictionaryGetKeysAndValues(fonts, NULL, (const void **)values);
CFArrayRef array = CFArrayCreate(NULL, (const void **)values, count, &kCFTypeArrayCallBacks);
free(values);
return array;
}
- (void)dealloc {
CFRelease(fonts);
[urls release];
[super dealloc];
}
@end
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