blob: ac749af87499fcbaf50c6100fabf7588e41b57da [file] [log] [blame]
/*
* (C) 1999 Lars Knoll (knoll@kde.org)
* (C) 2000 Dirk Mueller (mueller@kde.org)
* Copyright (C) 2004-2017 Apple Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*/
#pragma once
#include "Color.h"
#include "FloatPoint.h"
#include "RenderStyleConstants.h"
#include <wtf/OptionSet.h>
namespace WebCore {
class FontCascade;
class FloatRect;
class GraphicsContext;
class InlineTextBox;
class RenderObject;
class RenderStyle;
class RenderText;
class ShadowData;
class TextRun;
class TextDecorationPainter {
public:
// FIXME: Make decorations an OptionSet<TextDecoration>. See <https://bugs.webkit.org/show_bug.cgi?id=176844>.
struct Styles;
TextDecorationPainter(GraphicsContext&, unsigned decorations, const RenderText&, bool isFirstLine, std::optional<Styles> = std::nullopt);
void setInlineTextBox(const InlineTextBox* inlineTextBox) { m_inlineTextBox = inlineTextBox; }
void setFont(const FontCascade& font) { m_font = &font; }
void setIsHorizontal(bool isHorizontal) { m_isHorizontal = isHorizontal; }
void setWidth(float width) { m_width = width; }
void setBaseline(float baseline) { m_baseline = baseline; }
void setTextShadow(const ShadowData* textShadow) { m_shadow = textShadow; }
void setShadowColorFilter(const FilterOperations* colorFilter) { m_shadowColorFilter = colorFilter; }
void paintTextDecoration(const TextRun&, const FloatPoint& textOrigin, const FloatPoint& boxOrigin);
struct Styles {
bool operator==(const Styles&) const;
bool operator!=(const Styles& other) const { return !(*this == other); }
Color underlineColor;
Color overlineColor;
Color linethroughColor;
TextDecorationStyle underlineStyle;
TextDecorationStyle overlineStyle;
TextDecorationStyle linethroughStyle;
};
// FIXME: Make requestedDecorations an OptionSet<TextDecoration>. See <https://bugs.webkit.org/show_bug.cgi?id=176844>.
static Styles stylesForRenderer(const RenderObject&, unsigned requestedDecorations, bool firstLineStyle = false, PseudoId = NOPSEUDO);
private:
GraphicsContext& m_context;
OptionSet<TextDecoration> m_decorations;
float m_wavyOffset;
float m_width { 0 };
float m_baseline { 0 };
FloatPoint m_boxOrigin;
bool m_isPrinting;
bool m_isHorizontal { true };
const ShadowData* m_shadow { nullptr };
const FilterOperations* m_shadowColorFilter { nullptr };
const InlineTextBox* m_inlineTextBox { nullptr };
const FontCascade* m_font { nullptr };
Styles m_styles;
const RenderStyle& m_lineStyle;
};
} // namespace WebCore