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/*
* Copyright (c) 2024 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. ``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
* 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
#include "InlineIteratorSVGTextBox.h"
#include "LegacyRenderSVGResource.h"
#include "TextBoxPainter.h"
namespace WebCore {
class RenderBoxModelObject;
class RenderSVGInlineText;
class RenderStyle;
class SVGPaintServerHandling;
struct SVGTextFragment;
template<typename TextBoxPath>
class SVGTextBoxPainter {
public:
SVGTextBoxPainter(TextBoxPath&&, PaintInfo&, const LayoutPoint& paintOffset);
~SVGTextBoxPainter() = default;
void paint();
void paintSelectionBackground();
private:
InlineIterator::SVGTextBoxIterator textBoxIterator() const;
const RenderSVGInlineText& renderer() const { return m_renderer; }
const RenderBoxModelObject& parentRenderer() const;
OptionSet<RenderSVGResourceMode> paintingResourceMode() const { return m_paintingResourceMode; }
void paintDecoration(OptionSet<TextDecorationLine>, const SVGTextFragment&);
void paintDecorationWithStyle(OptionSet<TextDecorationLine>, const SVGTextFragment&, const RenderBoxModelObject&);
void paintTextWithShadows(const RenderStyle&, TextRun&, const SVGTextFragment&, unsigned startPosition, unsigned endPosition);
void paintText(const RenderStyle&, const RenderStyle& selectionStyle, const SVGTextFragment&, bool hasSelection, bool paintSelectedTextOnly);
bool acquirePaintingResource(SVGPaintServerHandling&, float scalingFactor, const RenderBoxModelObject&, const RenderStyle&);
void releasePaintingResource(SVGPaintServerHandling&);
bool acquireLegacyPaintingResource(GraphicsContext*&, float scalingFactor, RenderBoxModelObject&, const RenderStyle&);
void releaseLegacyPaintingResource(GraphicsContext*&, const Path*);
std::pair<unsigned, unsigned> selectionStartEnd() const;
const TextBoxPath m_textBox;
const RenderSVGInlineText& m_renderer;
PaintInfo& m_paintInfo;
const TextBoxSelectableRange m_selectableRange;
const LayoutPoint m_paintOffset;
const bool m_haveSelection;
OptionSet<RenderSVGResourceMode> m_paintingResourceMode;
LegacyRenderSVGResource* m_legacyPaintingResource { nullptr };
};
class LegacySVGTextBoxPainter : public SVGTextBoxPainter<InlineIterator::BoxLegacyPath> {
public:
LegacySVGTextBoxPainter(const SVGInlineTextBox&, PaintInfo&, const LayoutPoint& paintOffset);
};
class ModernSVGTextBoxPainter : public SVGTextBoxPainter<InlineIterator::BoxModernPath> {
public:
ModernSVGTextBoxPainter(const LayoutIntegration::InlineContent&, size_t boxIndex, PaintInfo&, const LayoutPoint& paintOffset);
};
TextRun constructTextRun(StringView, TextDirection, const RenderStyle&, const SVGTextFragment&);
FloatRect selectionRectForTextFragment(const RenderSVGInlineText&, TextDirection, const SVGTextFragment&, unsigned startPosition, unsigned endPosition, const RenderStyle&);
bool mapStartEndPositionsIntoFragmentCoordinates(unsigned textBoxStart, const SVGTextFragment&, unsigned& startPosition, unsigned& endPosition);
}
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