1 /* 2 * Copyright (C) 2011 Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #ifndef WebSubstringUtil_h 32 #define WebSubstringUtil_h 33 34 #include "../../platform/WebCommon.h" 35 #include "public/web/WebFrame.h" 36 37 namespace blink { 38 class WebView; 39 struct WebPoint; 40 } 41 42 #if __OBJC__ 43 @class NSAttributedString; 44 #else 45 class NSAttributedString; 46 #endif 47 48 namespace blink { 49 50 class WebSubstringUtil { 51 public: 52 // Returns an autoreleased NSAttributedString that is the word under 53 // the given point, or nil on error. 54 // Upon return, |baselinePoint| is set to the left baseline point in 55 // AppKit coordinates. 56 BLINK_EXPORT static NSAttributedString* attributedWordAtPoint(WebView*, 57 WebPoint, 58 WebPoint& baselinePoint); 59 60 // Returns an autoreleased NSAttributedString that is a substring of the 61 // Frame at the given range, or nil on error. 62 BLINK_EXPORT static NSAttributedString* attributedSubstringInRange(WebLocalFrame*, 63 size_t location, 64 size_t length); 65 }; 66 67 } // namespace blink 68 69 #endif 70