| /* |
| * Copyright (C) 2010 Google Inc. All rights reserved. |
| * Copyright (C) 2013 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: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * 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. |
| * * Neither the name of Google Inc. 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 THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT |
| * OWNER OR 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. |
| */ |
| |
| #ifndef EditingStyleUtilities_h |
| #define EditingStyleUtilities_h |
| |
| #include "core/CSSValueKeywords.h" |
| #include "core/editing/VisibleSelection.h" |
| |
| namespace blink { |
| |
| class CSSStyleDeclaration; |
| class EditingStyle; |
| class MutableStylePropertySet; |
| class Node; |
| class StylePropertySet; |
| |
| class EditingStyleUtilities { |
| STATIC_ONLY(EditingStyleUtilities); |
| |
| public: |
| static EditingStyle* CreateWrappingStyleForAnnotatedSerialization( |
| ContainerNode* context); |
| static EditingStyle* CreateWrappingStyleForSerialization( |
| ContainerNode* context); |
| static EditingStyle* CreateStyleAtSelectionStart( |
| const VisibleSelection&, |
| bool should_use_background_color_in_effect = false, |
| MutableStylePropertySet* style_to_check = nullptr); |
| static bool IsEmbedOrIsolate(CSSValueID unicode_bidi) { |
| return unicode_bidi == CSSValueIsolate || |
| unicode_bidi == CSSValueWebkitIsolate || |
| unicode_bidi == CSSValueEmbed; |
| } |
| |
| static bool IsTransparentColorValue(const CSSValue*); |
| static bool HasTransparentBackgroundColor(CSSStyleDeclaration*); |
| static bool HasTransparentBackgroundColor(StylePropertySet*); |
| static const CSSValue* BackgroundColorValueInEffect(Node*); |
| static bool HasAncestorVerticalAlignStyle(Node&, CSSValueID); |
| }; |
| |
| } // namespace blink |
| |
| #endif // EditingStyleUtilities_h |