blob: 2685579d4b1d7a07570b413d45aeb95517705d79 [file] [log] [blame]
/*
* Copyright (C) 2005, 2006, 2014 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of Apple Inc. ("Apple") nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#import "WebStringTruncator.h"
#import <JavaScriptCore/InitializeThreading.h>
#import <WebCore/FontCascade.h>
#import <WebCore/FontPlatformData.h>
#import <WebCore/StringTruncator.h>
#import <wtf/MainThread.h>
#import <wtf/NeverDestroyed.h>
static WebCore::FontCascade& fontFromNSFont(NSFont *font)
{
static NeverDestroyed<RetainPtr<NSFont>> currentNSFont;
static NeverDestroyed<WebCore::FontCascade> currentFont;
if ([font isEqual:currentNSFont.get().get()])
return currentFont;
currentNSFont.get() = font;
currentFont.get() = WebCore::FontCascade(WebCore::FontPlatformData((__bridge CTFontRef)font, [font pointSize]));
return currentFont;
}
@implementation WebStringTruncator
+ (void)initialize
{
JSC::initializeThreading();
WTF::initializeMainThreadToProcessMainThread();
}
+ (NSString *)centerTruncateString:(NSString *)string toWidth:(float)maxWidth
{
static NSFont *menuFont = [[NSFont menuFontOfSize:0] retain];
ASSERT(menuFont);
if (!menuFont)
return nil;
return WebCore::StringTruncator::centerTruncate(string, maxWidth, fontFromNSFont(menuFont));
}
+ (NSString *)centerTruncateString:(NSString *)string toWidth:(float)maxWidth withFont:(NSFont *)font
{
if (!font)
return nil;
return WebCore::StringTruncator::centerTruncate(string, maxWidth, fontFromNSFont(font));
}
+ (NSString *)rightTruncateString:(NSString *)string toWidth:(float)maxWidth withFont:(NSFont *)font
{
if (!font)
return nil;
return WebCore::StringTruncator::rightTruncate(string, maxWidth, fontFromNSFont(font));
}
+ (float)widthOfString:(NSString *)string font:(NSFont *)font
{
if (!font)
return 0;
return WebCore::StringTruncator::width(string, fontFromNSFont(font));
}
@end