150 lines
5.4 KiB
Plaintext
150 lines
5.4 KiB
Plaintext
/*
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* Copyright (C) 2018 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#import "config.h"
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#import "FontAttributes.h"
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#import "ColorCocoa.h"
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#import <pal/spi/cocoa/NSAttributedStringSPI.h>
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#import <wtf/cocoa/VectorCocoa.h>
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#if PLATFORM(IOS_FAMILY)
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#import <pal/ios/UIKitSoftLink.h>
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#endif
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namespace WebCore {
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static NSString *cocoaTextListMarkerName(ListStyleType style, bool ordered)
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{
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switch (style) {
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case ListStyleType::Disc:
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return NSTextListMarkerDisc;
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case ListStyleType::Circle:
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return NSTextListMarkerCircle;
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case ListStyleType::Square:
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return NSTextListMarkerSquare;
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case ListStyleType::Decimal:
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return NSTextListMarkerDecimal;
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case ListStyleType::Octal:
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return NSTextListMarkerOctal;
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case ListStyleType::LowerRoman:
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return NSTextListMarkerLowercaseRoman;
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case ListStyleType::UpperRoman:
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return NSTextListMarkerUppercaseRoman;
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case ListStyleType::LowerAlpha:
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return NSTextListMarkerLowercaseAlpha;
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case ListStyleType::UpperAlpha:
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return NSTextListMarkerUppercaseAlpha;
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case ListStyleType::LowerLatin:
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return NSTextListMarkerLowercaseLatin;
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case ListStyleType::UpperLatin:
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return NSTextListMarkerUppercaseLatin;
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case ListStyleType::LowerHexadecimal:
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return NSTextListMarkerLowercaseHexadecimal;
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case ListStyleType::UpperHexadecimal:
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return NSTextListMarkerUppercaseHexadecimal;
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default:
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// The remaining web-exposed list style types have no Cocoa equivalents.
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// Fall back to default styles for ordered and unordered lists.
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return ordered ? NSTextListMarkerDecimal : NSTextListMarkerDisc;
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}
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}
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RetainPtr<NSTextList> TextList::createTextList() const
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{
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#if PLATFORM(MAC)
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Class textListClass = NSTextList.class;
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#else
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Class textListClass = PAL::getNSTextListClass();
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#endif
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auto result = adoptNS([[textListClass alloc] initWithMarkerFormat:cocoaTextListMarkerName(style, ordered) options:0]);
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[result setStartingItemNumber:startingItemNumber];
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return result;
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}
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RetainPtr<NSDictionary> FontAttributes::createDictionary() const
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{
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NSMutableDictionary *attributes = [NSMutableDictionary dictionary];
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if (font)
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attributes[NSFontAttributeName] = font.get();
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if (foregroundColor.isValid())
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attributes[NSForegroundColorAttributeName] = platformColor(foregroundColor);
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if (backgroundColor.isValid())
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attributes[NSBackgroundColorAttributeName] = platformColor(backgroundColor);
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if (fontShadow.color.isValid() && (!fontShadow.offset.isZero() || fontShadow.blurRadius))
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attributes[NSShadowAttributeName] = fontShadow.createShadow().get();
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if (subscriptOrSuperscript == SubscriptOrSuperscript::Subscript)
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attributes[NSSuperscriptAttributeName] = @(-1);
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else if (subscriptOrSuperscript == SubscriptOrSuperscript::Superscript)
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attributes[NSSuperscriptAttributeName] = @1;
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#if PLATFORM(MAC)
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Class paragraphStyleClass = NSParagraphStyle.class;
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#else
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Class paragraphStyleClass = PAL::getNSParagraphStyleClass();
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#endif
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auto style = adoptNS([[paragraphStyleClass defaultParagraphStyle] mutableCopy]);
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switch (horizontalAlignment) {
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case HorizontalAlignment::Left:
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[style setAlignment:NSTextAlignmentLeft];
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break;
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case HorizontalAlignment::Center:
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[style setAlignment:NSTextAlignmentCenter];
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break;
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case HorizontalAlignment::Right:
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[style setAlignment:NSTextAlignmentRight];
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break;
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case HorizontalAlignment::Justify:
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[style setAlignment:NSTextAlignmentJustified];
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break;
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case HorizontalAlignment::Natural:
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[style setAlignment:NSTextAlignmentNatural];
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break;
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}
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if (!textLists.isEmpty()) {
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[style setTextLists:createNSArray(textLists, [] (auto& textList) {
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return textList.createTextList();
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}).get()];
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}
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attributes[NSParagraphStyleAttributeName] = style.get();
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if (hasUnderline)
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attributes[NSUnderlineStyleAttributeName] = @(NSUnderlineStyleSingle);
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if (hasStrikeThrough)
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attributes[NSStrikethroughStyleAttributeName] = @(NSUnderlineStyleSingle);
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return attributes;
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}
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} // namespace WebCore
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