| /* |
| * Copyright (C) 2013 Google 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 THIRD_PARTY_BLINK_RENDERER_CORE_FRAME_SMART_CLIP_H_ |
| #define THIRD_PARTY_BLINK_RENDERER_CORE_FRAME_SMART_CLIP_H_ |
| |
| #include "third_party/blink/renderer/core/core_export.h" |
| #include "third_party/blink/renderer/core/dom/node.h" |
| #include "third_party/blink/renderer/core/frame/local_frame.h" |
| #include "third_party/blink/renderer/platform/heap/handle.h" |
| |
| namespace blink { |
| |
| class CORE_EXPORT SmartClipData { |
| STACK_ALLOCATED(); |
| |
| public: |
| SmartClipData() = default; |
| |
| SmartClipData(const IntRect& rect, const String& string) |
| : rect_in_viewport_(rect), string_(string) {} |
| |
| const IntRect& RectInViewport() const { return rect_in_viewport_; } |
| const String& ClipData() const { return string_; } |
| |
| private: |
| IntRect rect_in_viewport_; |
| String string_; |
| }; |
| |
| // SmartClip implements support for the copy operation |
| // with an S-Pen on Samsung devices. The behavior of this |
| // class is quirky and poorly tested. It's approximately |
| // trying to do an implementation of columnar selection |
| // followed by a copy operation. |
| class CORE_EXPORT SmartClip { |
| STACK_ALLOCATED(); |
| |
| public: |
| explicit SmartClip(LocalFrame*); |
| |
| SmartClipData DataForRect(const IntRect&); |
| |
| private: |
| float PageScaleFactor(); |
| |
| Node* MinNodeContainsNodes(Node* min_node, Node* new_node); |
| Node* FindBestOverlappingNode(Node*, const IntRect& crop_rect_in_viewport); |
| bool ShouldSkipBackgroundImage(Node*); |
| void CollectOverlappingChildNodes( |
| Node* parent_node, |
| const IntRect& crop_rect_in_viewport, |
| HeapVector<Member<Node>>& overlapping_node_info_table); |
| String ExtractTextFromNode(Node*); |
| |
| Member<LocalFrame> frame_; |
| }; |
| |
| } // namespace blink |
| |
| #endif // THIRD_PARTY_BLINK_RENDERER_CORE_FRAME_SMART_CLIP_H_ |