blob: f152650b3154f9ebc45e04190c70ffde6323cb3e [file] [log] [blame]
/*
* Copyright (C) 2018 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:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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.
*/
#pragma once
#if ENABLE(LAYOUT_FORMATTING_CONTEXT)
#include "InlineItem.h"
namespace WebCore {
namespace Layout {
class TextUtil {
public:
static LayoutUnit width(const Box&, unsigned from, unsigned to, LayoutUnit contentLogicalLeft);
static Optional<unsigned> hyphenPositionBefore(const InlineItem&, unsigned from, unsigned length);
static bool isTrimmableContent(const InlineItem&);
struct SplitData {
unsigned start { 0 };
unsigned length { 0 };
LayoutUnit logicalWidth;
};
static SplitData split(const Box&, unsigned startPosition, unsigned length, LayoutUnit textWidth, LayoutUnit availableWidth, LayoutUnit contentLogicalLeft);
private:
static LayoutUnit fixedPitchWidth(String, const RenderStyle&, unsigned from, unsigned to, LayoutUnit contentLogicalLeft);
};
}
}
#endif