From 7b02207537d35bfa1714bf8beafc921f717d100a Mon Sep 17 00:00:00 2001
From: 单军华
Date: Wed, 11 Jul 2018 10:47:42 +0800
Subject: [PATCH] 首次上传
---
screendisplay/Pods/YYText/YYText/Utility/NSParagraphStyle+YYText.m | 230 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 230 insertions(+), 0 deletions(-)
diff --git a/screendisplay/Pods/YYText/YYText/Utility/NSParagraphStyle+YYText.m b/screendisplay/Pods/YYText/YYText/Utility/NSParagraphStyle+YYText.m
new file mode 100755
index 0000000..55e6891
--- /dev/null
+++ b/screendisplay/Pods/YYText/YYText/Utility/NSParagraphStyle+YYText.m
@@ -0,0 +1,230 @@
+//
+// NSParagraphStyle+YYText.m
+// YYText <https://github.com/ibireme/YYText>
+//
+// Created by ibireme on 14/10/7.
+// Copyright (c) 2015 ibireme.
+//
+// This source code is licensed under the MIT-style license found in the
+// LICENSE file in the root directory of this source tree.
+//
+
+#import "NSParagraphStyle+YYText.h"
+#import "YYTextAttribute.h"
+#import <CoreText/CoreText.h>
+
+// Dummy class for category
+@interface NSParagraphStyle_YYText : NSObject @end
+@implementation NSParagraphStyle_YYText @end
+
+
+@implementation NSParagraphStyle (YYText)
+
++ (NSParagraphStyle *)yy_styleWithCTStyle:(CTParagraphStyleRef)CTStyle {
+ if (CTStyle == NULL) return nil;
+
+ NSMutableParagraphStyle *style = [[NSParagraphStyle defaultParagraphStyle] mutableCopy];
+
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wdeprecated-declarations"
+ CGFloat lineSpacing;
+ if (CTParagraphStyleGetValueForSpecifier(CTStyle, kCTParagraphStyleSpecifierLineSpacing, sizeof(CGFloat), &lineSpacing)) {
+ style.lineSpacing = lineSpacing;
+ }
+#pragma clang diagnostic pop
+
+ CGFloat paragraphSpacing;
+ if (CTParagraphStyleGetValueForSpecifier(CTStyle, kCTParagraphStyleSpecifierParagraphSpacing, sizeof(CGFloat), ¶graphSpacing)) {
+ style.paragraphSpacing = paragraphSpacing;
+ }
+
+ CTTextAlignment alignment;
+ if (CTParagraphStyleGetValueForSpecifier(CTStyle, kCTParagraphStyleSpecifierAlignment, sizeof(CTTextAlignment), &alignment)) {
+ style.alignment = NSTextAlignmentFromCTTextAlignment(alignment);
+ }
+
+ CGFloat firstLineHeadIndent;
+ if (CTParagraphStyleGetValueForSpecifier(CTStyle, kCTParagraphStyleSpecifierFirstLineHeadIndent, sizeof(CGFloat), &firstLineHeadIndent)) {
+ style.firstLineHeadIndent = firstLineHeadIndent;
+ }
+
+ CGFloat headIndent;
+ if (CTParagraphStyleGetValueForSpecifier(CTStyle, kCTParagraphStyleSpecifierHeadIndent, sizeof(CGFloat), &headIndent)) {
+ style.headIndent = headIndent;
+ }
+
+ CGFloat tailIndent;
+ if (CTParagraphStyleGetValueForSpecifier(CTStyle, kCTParagraphStyleSpecifierTailIndent, sizeof(CGFloat), &tailIndent)) {
+ style.tailIndent = tailIndent;
+ }
+
+ CTLineBreakMode lineBreakMode;
+ if (CTParagraphStyleGetValueForSpecifier(CTStyle, kCTParagraphStyleSpecifierLineBreakMode, sizeof(CTLineBreakMode), &lineBreakMode)) {
+ style.lineBreakMode = (NSLineBreakMode)lineBreakMode;
+ }
+
+ CGFloat minimumLineHeight;
+ if (CTParagraphStyleGetValueForSpecifier(CTStyle, kCTParagraphStyleSpecifierMinimumLineHeight, sizeof(CGFloat), &minimumLineHeight)) {
+ style.minimumLineHeight = minimumLineHeight;
+ }
+
+ CGFloat maximumLineHeight;
+ if (CTParagraphStyleGetValueForSpecifier(CTStyle, kCTParagraphStyleSpecifierMaximumLineHeight, sizeof(CGFloat), &maximumLineHeight)) {
+ style.maximumLineHeight = maximumLineHeight;
+ }
+
+ CTWritingDirection baseWritingDirection;
+ if (CTParagraphStyleGetValueForSpecifier(CTStyle, kCTParagraphStyleSpecifierBaseWritingDirection, sizeof(CTWritingDirection), &baseWritingDirection)) {
+ style.baseWritingDirection = (NSWritingDirection)baseWritingDirection;
+ }
+
+ CGFloat lineHeightMultiple;
+ if (CTParagraphStyleGetValueForSpecifier(CTStyle, kCTParagraphStyleSpecifierLineHeightMultiple, sizeof(CGFloat), &lineHeightMultiple)) {
+ style.lineHeightMultiple = lineHeightMultiple;
+ }
+
+ CGFloat paragraphSpacingBefore;
+ if (CTParagraphStyleGetValueForSpecifier(CTStyle, kCTParagraphStyleSpecifierParagraphSpacingBefore, sizeof(CGFloat), ¶graphSpacingBefore)) {
+ style.paragraphSpacingBefore = paragraphSpacingBefore;
+ }
+
+ if ([style respondsToSelector:@selector(tabStops)]) {
+ CFArrayRef tabStops;
+ if (CTParagraphStyleGetValueForSpecifier(CTStyle, kCTParagraphStyleSpecifierTabStops, sizeof(CFArrayRef), &tabStops)) {
+ if ([style respondsToSelector:@selector(setTabStops:)]) {
+ NSMutableArray *tabs = [NSMutableArray new];
+ [((__bridge NSArray *)(tabStops))enumerateObjectsUsingBlock : ^(id obj, NSUInteger idx, BOOL *stop) {
+ CTTextTabRef ctTab = (__bridge CFTypeRef)obj;
+
+ NSTextTab *tab = [[NSTextTab alloc] initWithTextAlignment:NSTextAlignmentFromCTTextAlignment(CTTextTabGetAlignment(ctTab)) location:CTTextTabGetLocation(ctTab) options:(__bridge id)CTTextTabGetOptions(ctTab)];
+ [tabs addObject:tab];
+ }];
+ if (tabs.count) {
+ style.tabStops = tabs;
+ }
+ }
+ }
+
+ CGFloat defaultTabInterval;
+ if (CTParagraphStyleGetValueForSpecifier(CTStyle, kCTParagraphStyleSpecifierDefaultTabInterval, sizeof(CGFloat), &defaultTabInterval)) {
+ if ([style respondsToSelector:@selector(setDefaultTabInterval:)]) {
+ style.defaultTabInterval = defaultTabInterval;
+ }
+ }
+ }
+
+ return style;
+}
+
+- (CTParagraphStyleRef)yy_CTStyle CF_RETURNS_RETAINED {
+ CTParagraphStyleSetting set[kCTParagraphStyleSpecifierCount] = { 0 };
+ int count = 0;
+
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wdeprecated-declarations"
+ CGFloat lineSpacing = self.lineSpacing;
+ set[count].spec = kCTParagraphStyleSpecifierLineSpacing;
+ set[count].valueSize = sizeof(CGFloat);
+ set[count].value = &lineSpacing;
+ count++;
+#pragma clang diagnostic pop
+
+ CGFloat paragraphSpacing = self.paragraphSpacing;
+ set[count].spec = kCTParagraphStyleSpecifierParagraphSpacing;
+ set[count].valueSize = sizeof(CGFloat);
+ set[count].value = ¶graphSpacing;
+ count++;
+
+ CTTextAlignment alignment = NSTextAlignmentToCTTextAlignment(self.alignment);
+ set[count].spec = kCTParagraphStyleSpecifierAlignment;
+ set[count].valueSize = sizeof(CTTextAlignment);
+ set[count].value = &alignment;
+ count++;
+
+ CGFloat firstLineHeadIndent = self.firstLineHeadIndent;
+ set[count].spec = kCTParagraphStyleSpecifierFirstLineHeadIndent;
+ set[count].valueSize = sizeof(CGFloat);
+ set[count].value = &firstLineHeadIndent;
+ count++;
+
+ CGFloat headIndent = self.headIndent;
+ set[count].spec = kCTParagraphStyleSpecifierHeadIndent;
+ set[count].valueSize = sizeof(CGFloat);
+ set[count].value = &headIndent;
+ count++;
+
+ CGFloat tailIndent = self.tailIndent;
+ set[count].spec = kCTParagraphStyleSpecifierTailIndent;
+ set[count].valueSize = sizeof(CGFloat);
+ set[count].value = &tailIndent;
+ count++;
+
+ CTLineBreakMode paraLineBreak = (CTLineBreakMode)self.lineBreakMode;
+ set[count].spec = kCTParagraphStyleSpecifierLineBreakMode;
+ set[count].valueSize = sizeof(CTLineBreakMode);
+ set[count].value = ¶LineBreak;
+ count++;
+
+ CGFloat minimumLineHeight = self.minimumLineHeight;
+ set[count].spec = kCTParagraphStyleSpecifierMinimumLineHeight;
+ set[count].valueSize = sizeof(CGFloat);
+ set[count].value = &minimumLineHeight;
+ count++;
+
+ CGFloat maximumLineHeight = self.maximumLineHeight;
+ set[count].spec = kCTParagraphStyleSpecifierMaximumLineHeight;
+ set[count].valueSize = sizeof(CGFloat);
+ set[count].value = &maximumLineHeight;
+ count++;
+
+ CTWritingDirection paraWritingDirection = (CTWritingDirection)self.baseWritingDirection;
+ set[count].spec = kCTParagraphStyleSpecifierBaseWritingDirection;
+ set[count].valueSize = sizeof(CTWritingDirection);
+ set[count].value = ¶WritingDirection;
+ count++;
+
+ CGFloat lineHeightMultiple = self.lineHeightMultiple;
+ set[count].spec = kCTParagraphStyleSpecifierLineHeightMultiple;
+ set[count].valueSize = sizeof(CGFloat);
+ set[count].value = &lineHeightMultiple;
+ count++;
+
+ CGFloat paragraphSpacingBefore = self.paragraphSpacingBefore;
+ set[count].spec = kCTParagraphStyleSpecifierParagraphSpacingBefore;
+ set[count].valueSize = sizeof(CGFloat);
+ set[count].value = ¶graphSpacingBefore;
+ count++;
+
+ if([self respondsToSelector:@selector(tabStops)]) {
+ NSMutableArray *tabs = [NSMutableArray array];
+ if ([self respondsToSelector:@selector(tabStops)]) {
+ NSInteger numTabs = self.tabStops.count;
+ if (numTabs) {
+ [self.tabStops enumerateObjectsUsingBlock: ^(NSTextTab *tab, NSUInteger idx, BOOL *stop) {
+ CTTextTabRef ctTab = CTTextTabCreate(NSTextAlignmentToCTTextAlignment(tab.alignment), tab.location, (__bridge CFTypeRef)tab.options);
+ [tabs addObject:(__bridge id)ctTab];
+ CFRelease(ctTab);
+ }];
+
+ CFArrayRef tabStops = (__bridge CFArrayRef)(tabs);
+ set[count].spec = kCTParagraphStyleSpecifierTabStops;
+ set[count].valueSize = sizeof(CFArrayRef);
+ set[count].value = &tabStops;
+ count++;
+ }
+ }
+
+ if ([self respondsToSelector:@selector(defaultTabInterval)]) {
+ CGFloat defaultTabInterval = self.defaultTabInterval;
+ set[count].spec = kCTParagraphStyleSpecifierDefaultTabInterval;
+ set[count].valueSize = sizeof(CGFloat);
+ set[count].value = &defaultTabInterval;
+ count++;
+ }
+ }
+
+ CTParagraphStyleRef style = CTParagraphStyleCreate(set, count);
+ return style;
+}
+
+@end
--
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