1// Copyright 2014 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#ifndef RenderPagedFlowThread_h 6#define RenderPagedFlowThread_h 7 8#include "core/rendering/RenderMultiColumnFlowThread.h" 9 10namespace blink { 11 12// A flow thread for paged overflow. FIXME: The current implementation relies on the multicol 13// implementation, but it in the long run it would be better to have what's common between 14// RenderMultiColumnFlowThread and RenderPagedFlowThread in RenderFlowThread, and have both of them 15// inherit from that one. 16class RenderPagedFlowThread : public RenderMultiColumnFlowThread { 17public: 18 static RenderPagedFlowThread* createAnonymous(Document&, RenderStyle* parentStyle); 19 20 RenderBlockFlow* pagedBlockFlow() const { return toRenderBlockFlow(parent()); } 21 22 virtual bool isRenderPagedFlowThread() const OVERRIDE { return true; } 23 virtual bool heightIsAuto() const OVERRIDE { return !columnHeightAvailable(); } 24 virtual const char* renderName() const OVERRIDE; 25 virtual bool needsNewWidth() const OVERRIDE; 26 virtual void updateLogicalWidth() OVERRIDE; 27 virtual void layout(); 28}; 29 30} // namespace blink 31 32#endif // RenderPagedFlowThread_h 33