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QRichTextView/Classes/NSAttributedString+RichTextEditor.h

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+//
+//  NSAttributedString+RichTextEditor.h
+//  RichTextEdtor
+//
+//  Created by Aryan Gh on 7/21/13.
+//  Copyright (c) 2013 Aryan Ghassemi. All rights reserved.
+//
+// https://github.com/aryaxt/iOS-Rich-Text-Editor
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+// THE SOFTWARE.
+
+#import <Foundation/Foundation.h>
+#import "UIFont+RichTextEditor.h"
+
+@interface NSAttributedString (RichTextEditor)
+
+- (NSRange)firstParagraphRangeFromTextRange:(NSRange)range;
+- (NSArray *)rangeOfParagraphsFromTextRange:(NSRange)textRange;
+- (NSString *)htmlString;
+
+@end

QRichTextView/Classes/NSAttributedString+RichTextEditor.m

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+//
+//  NSAttributedString+RichTextEditor.m
+//  RichTextEdtor
+//
+//  Created by Aryan Gh on 7/21/13.
+//  Copyright (c) 2013 Aryan Ghassemi. All rights reserved.
+//
+// https://github.com/aryaxt/iOS-Rich-Text-Editor
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+// THE SOFTWARE.
+
+#import "NSAttributedString+RichTextEditor.h"
+
+@implementation NSAttributedString (RichTextEditor)
+
+#pragma mark - Public MEthods -
+
+- (NSRange)firstParagraphRangeFromTextRange:(NSRange)range
+{
+	NSInteger start = -1;
+	NSInteger end = -1;
+	NSInteger length = 0;
+
+	NSInteger startingRange = (range.location == self.string.length || [self.string characterAtIndex:range.location] == '\n') ?
+		range.location-1 :
+		range.location;
+
+	for (int i=startingRange ; i>=0 ; i--)
+	{
+		char c = [self.string characterAtIndex:i];
+		if (c == '\n')
+		{
+			start = i+1;
+			break;
+		}
+	}
+
+	start = (start == -1) ? 0 : start;
+
+	NSInteger moveForwardIndex = (range.location > start) ? range.location : start;
+
+	for (int i=moveForwardIndex; i<= self.string.length-1 ; i++)
+	{
+		char c = [self.string characterAtIndex:i];
+		if (c == '\n')
+		{
+			end = i;
+			break;
+		}
+	}
+
+	end = (end == -1) ? self.string.length : end;
+	length = end - start;
+
+	return NSMakeRange(start, length);
+}
+
+- (NSArray *)rangeOfParagraphsFromTextRange:(NSRange)textRange
+{
+	NSMutableArray *paragraphRanges = [NSMutableArray array];
+	NSInteger rangeStartIndex = textRange.location;
+
+	while (true)
+	{
+		NSRange range = [self firstParagraphRangeFromTextRange:NSMakeRange(rangeStartIndex, 0)];
+		rangeStartIndex = range.location + range.length + 1;
+
+		[paragraphRanges addObject:[NSValue valueWithRange:range]];
+
+		if (range.location + range.length >= textRange.location + textRange.length)
+			break;
+	}
+
+	return paragraphRanges;
+}
+
+- (NSString *)htmlString
+{
+	NSMutableString *htmlString = [NSMutableString string];
+	NSArray *paragraphRanges = [self rangeOfParagraphsFromTextRange:NSMakeRange(0, self.string.length-1)];
+
+	for (int i=0 ; i<paragraphRanges.count ; i++)
+	{
+		NSValue *value = [paragraphRanges objectAtIndex:i];
+		NSRange range = [value rangeValue];
+		NSDictionary *paragraphDictionary = [self attributesAtIndex:range.location effectiveRange:nil];
+		NSParagraphStyle *paragraphStyle = [paragraphDictionary objectForKey:NSParagraphStyleAttributeName];
+		NSString *textAlignmentString = [self htmlTextAlignmentString:paragraphStyle.alignment];
+
+		[htmlString appendString:@"<p "];
+
+		if (textAlignmentString)
+			[htmlString appendFormat:@"align=\"%@\" ", textAlignmentString];
+
+		[htmlString appendFormat:@"style=\""];
+
+		if (paragraphStyle.firstLineHeadIndent > 0)
+			[htmlString appendFormat:@"text-indent:%.0fpx; ", paragraphStyle.firstLineHeadIndent - paragraphStyle.headIndent];
+
+		if (paragraphStyle.headIndent > 0)
+			[htmlString appendFormat:@"margin-left:%.0fpx; ", paragraphStyle.headIndent];
+
+
+		[htmlString appendString:@" \">"];
+
+		[self enumerateAttributesInRange:range
+								 options:NSAttributedStringEnumerationLongestEffectiveRangeNotRequired
+							  usingBlock:^(NSDictionary *dictionary, NSRange range, BOOL *stop){
+
+								  NSMutableString *fontString = [NSMutableString string];
+								  UIFont *font = [dictionary objectForKey:NSFontAttributeName];
+								  UIColor *foregroundColor = [dictionary objectForKey:NSForegroundColorAttributeName];
+								  UIColor *backGroundColor = [dictionary objectForKey:NSBackgroundColorAttributeName];
+								  NSNumber *underline = [dictionary objectForKey:NSUnderlineStyleAttributeName];
+								  BOOL hasUnderline = (!underline || underline.intValue == NSUnderlineStyleNone) ? NO :YES;
+								  NSNumber *strikeThrough = [dictionary objectForKey:NSStrikethroughStyleAttributeName];
+								  BOOL hasStrikeThrough = (!strikeThrough || strikeThrough.intValue == NSUnderlineStyleNone) ? NO :YES;
+
+								  [fontString appendFormat:@"<font "];
+								  [fontString appendFormat:@"face=\"%@\" ", font.familyName];
+
+								  // Begin style
+								  [fontString appendString:@" style=\" "];
+
+								  [fontString appendFormat:@"font-size:%.0fpx; ", font.pointSize];
+
+								  if (foregroundColor && [foregroundColor isKindOfClass:[UIColor class]])
+									  [fontString appendFormat:@"color:%@; ", [self htmlRgbColor:foregroundColor]];
+
+								  if (backGroundColor && [backGroundColor isKindOfClass:[UIColor class]])
+									  [fontString appendFormat:@"background-color:%@; ", [self htmlRgbColor:backGroundColor]];
+
+								  [fontString appendString:@"\" "];
+								  // End Style
+
+								  [fontString appendString:@">"];
+								  [fontString appendString:[[self.string substringFromIndex:range.location] substringToIndex:range.length]];
+								  [fontString appendString:@"</font>"];
+
+								  if ([font isBold])
+								  {
+									  [fontString insertString:@"<b>" atIndex:0];
+									  [fontString insertString:@"</b>" atIndex:fontString.length];
+								  }
+
+								  if ([font isItalic])
+								  {
+									  [fontString insertString:@"<i>" atIndex:0];
+									  [fontString insertString:@"</i>" atIndex:fontString.length];
+								  }
+
+								  if (hasUnderline)
+								  {
+									  [fontString insertString:@"<u>" atIndex:0];
+									  [fontString insertString:@"</u>" atIndex:fontString.length];
+								  }
+
+								  if (hasStrikeThrough)
+								  {
+									  [fontString insertString:@"<strike>" atIndex:0];
+									  [fontString insertString:@"</strike>" atIndex:fontString.length];
+								  }
+
+
+								  [htmlString appendString:fontString];
+							  }];
+
+		[htmlString appendString:@"</p>"];
+	}
+
+	return htmlString;
+}
+
+#pragma mark - Helper Methods -
+
+- (NSString *)htmlTextAlignmentString:(NSTextAlignment)textAlignment
+{
+	switch (textAlignment)
+	{
+		case NSTextAlignmentLeft:
+			return @"left";
+
+		case NSTextAlignmentCenter:
+			return @"center";
+
+		case NSTextAlignmentRight:
+			return @"right";
+
+		case NSTextAlignmentJustified:
+			return @"justify";
+
+		default:
+			return nil;
+	}
+}
+
+- (NSString *)htmlRgbColor:(UIColor *)color
+{
+	CGFloat red = 0.0, green = 0.0, blue = 0.0, alpha = 0.0;
+	[color getRed:&red green:&green blue:&blue alpha:&alpha];
+	return [NSString stringWithFormat:@"rgb(%d,%d,%d)",(int)(red*255.0), (int)(green*255.0), (int)(blue*255.0)];
+}
+
+@end

QRichTextView/Classes/UIBarButtonItem+WEPopover.h

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+/*
+ *  UIBarButtonItem+WEPopover.h
+ *  WEPopover
+ *
+ *  Created by Werner Altewischer on 07/05/11.
+ *  Copyright 2010 Werner IT Consultancy. All rights reserved.
+ *
+ */
+
+#import <Foundation/Foundation.h>
+#import <UIKit/UIKit.h>
+
+@interface UIBarButtonItem(WEPopover)
+
+- (CGRect)frameInView:(UIView *)v;
+- (UIView *)superview;
+
+@end

QRichTextView/Classes/UIBarButtonItem+WEPopover.m

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+/*
+ *  UIBarButtonItem+WEPopover.m
+ *  WEPopover
+ *
+ *  Created by Werner Altewischer on 07/05/11.
+ *  Copyright 2010 Werner IT Consultancy. All rights reserved.
+ *
+ */
+
+#import "UIBarButtonItem+WEPopover.h" 
+
+@implementation UIBarButtonItem(WEPopover)
+
+- (CGRect)frameInView:(UIView *)v {
+
+	UIView *theView = self.customView;
+	if (!theView && [self respondsToSelector:@selector(view)]) {
+		theView = [self performSelector:@selector(view)];
+	}
+
+	UIView *parentView = theView.superview;
+	NSArray *subviews = parentView.subviews;
+
+	NSUInteger indexOfView = [subviews indexOfObject:theView];
+	NSUInteger subviewCount = subviews.count;
+
+	if (subviewCount > 0 && indexOfView != NSNotFound) {
+		UIView *button = [parentView.subviews objectAtIndex:indexOfView];
+		return [button convertRect:button.bounds toView:v];
+	} else {
+		return CGRectZero;
+	}
+}
+
+- (UIView *)superview {
+
+	UIView *theView = self.customView;
+	if (!theView && [self respondsToSelector:@selector(view)]) {
+		theView = [self performSelector:@selector(view)];
+	}
+
+	UIView *parentView = theView.superview;
+	return parentView;
+}
+
+@end

QRichTextView/Classes/UIFont+RichTextEditor.h

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+//
+//  UIFont+RichTextEditor.h
+//  RichTextEdtor
+//
+//  Created by Aryan Gh on 7/21/13.
+//  Copyright (c) 2013 Aryan Ghassemi. All rights reserved.
+//
+// https://github.com/aryaxt/iOS-Rich-Text-Editor
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+// THE SOFTWARE.
+
+#import <UIKit/UIKit.h>
+#import <CoreText/CoreText.h>
+
+@interface UIFont (RichTextEditor)
+
++ (NSString *)postscriptNameFromFullName:(NSString *)fullName;
++ (UIFont *)fontWithName:(NSString *)name size:(CGFloat)size boldTrait:(BOOL)isBold italicTrait:(BOOL)isItalic;
+- (UIFont *)fontWithBoldTrait:(BOOL)bold italicTrait:(BOOL)italic andSize:(CGFloat)size;
+- (UIFont *)fontWithBoldTrait:(BOOL)bold andItalicTrait:(BOOL)italic;
+- (BOOL)isBold;
+- (BOOL)isItalic;
+
+@end