76 lines
2.8 KiB
C++
76 lines
2.8 KiB
C++
/*
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* Copyright (C) 2006 Oliver Hunt <ojh16@student.canterbury.ac.nz>
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* Copyright (C) 2006, 2008 Apple Inc. All rights reserved.
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* Copyright (C) 2008 Rob Buis <buis@kde.org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public License
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* along with this library; see the file COPYING.LIB. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#pragma once
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#include "FontCascade.h"
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#include "RenderText.h"
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#include "SVGTextLayoutAttributes.h"
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#include "Text.h"
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namespace WebCore {
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class SVGInlineTextBox;
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class RenderSVGInlineText final : public RenderText {
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WTF_MAKE_ISO_ALLOCATED(RenderSVGInlineText);
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public:
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RenderSVGInlineText(Text&, const String&);
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Text& textNode() const { return downcast<Text>(nodeForNonAnonymous()); }
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bool characterStartsNewTextChunk(int position) const;
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SVGTextLayoutAttributes* layoutAttributes() { return &m_layoutAttributes; }
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float scalingFactor() const { return m_scalingFactor; }
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const FontCascade& scaledFont() const { return m_scaledFont; }
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void updateScaledFont();
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static void computeNewScaledFontForStyle(const RenderObject&, const RenderStyle&, float& scalingFactor, FontCascade& scaledFont);
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// Preserves floating point precision for the use in DRT. It knows how to round and does a better job than enclosingIntRect.
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FloatRect floatLinesBoundingBox() const;
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SVGInlineTextBox* firstTextBox() const;
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private:
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const char* renderName() const override { return "RenderSVGInlineText"; }
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String originalText() const override;
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void setRenderedText(const String&) override;
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void styleDidChange(StyleDifference, const RenderStyle*) override;
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FloatRect objectBoundingBox() const override { return floatLinesBoundingBox(); }
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bool isSVGInlineText() const override { return true; }
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VisiblePosition positionForPoint(const LayoutPoint&, const RenderFragmentContainer*) override;
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IntRect linesBoundingBox() const override;
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std::unique_ptr<LegacyInlineTextBox> createTextBox() override;
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float m_scalingFactor;
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FontCascade m_scaledFont;
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SVGTextLayoutAttributes m_layoutAttributes;
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};
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} // namespace WebCore
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SPECIALIZE_TYPE_TRAITS_RENDER_OBJECT(RenderSVGInlineText, isSVGInlineText())
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