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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#ifndef INCLUDED_VCL_IMPGLYPHITEM_HXX
#define INCLUDED_VCL_IMPGLYPHITEM_HXX
#include <o3tl/typed_flags_set.hxx>
#include <tools/gen.hxx>
#include <vcl/dllapi.h>
#include <vcl/glyphitem.hxx>
#include <vcl/outdev.hxx>
#include <vector>
#include "fontinstance.hxx"
enum class GlyphItemFlags
{
NONE = 0,
IS_IN_CLUSTER = 0x001,
IS_RTL_GLYPH = 0x002,
IS_DIACRITIC = 0x004,
IS_VERTICAL = 0x008,
IS_SPACING = 0x010,
ALLOW_KASHIDA = 0x020,
IS_DROPPED = 0x040,
IS_CLUSTER_START = 0x080
};
namespace o3tl
{
template <> struct typed_flags<GlyphItemFlags> : is_typed_flags<GlyphItemFlags, 0xff>
{
};
};
class VCL_DLLPUBLIC GlyphItem
{
sal_GlyphId m_aGlyphId;
int m_nCharCount; // number of characters making up this glyph
int m_nOrigWidth; // original glyph width
LogicalFontInstance* m_pFontInstance;
int m_nCharPos; // index in string
GlyphItemFlags m_nFlags;
int m_nXOffset;
public:
int m_nNewWidth; // width after adjustments
Point m_aLinearPos; // absolute position of non rotated string
GlyphItem(int nCharPos, int nCharCount, sal_GlyphId aGlyphId, const Point& rLinearPos,
GlyphItemFlags nFlags, int nOrigWidth, int nXOffset,
LogicalFontInstance* pFontInstance)
: m_aGlyphId(aGlyphId)
, m_nCharCount(nCharCount)
, m_nOrigWidth(nOrigWidth)
, m_pFontInstance(pFontInstance)
, m_nCharPos(nCharPos)
, m_nFlags(nFlags)
, m_nXOffset(nXOffset)
, m_nNewWidth(nOrigWidth)
, m_aLinearPos(rLinearPos)
{
assert(m_pFontInstance);
}
bool IsInCluster() const { return bool(m_nFlags & GlyphItemFlags::IS_IN_CLUSTER); }
bool IsRTLGlyph() const { return bool(m_nFlags & GlyphItemFlags::IS_RTL_GLYPH); }
bool IsDiacritic() const { return bool(m_nFlags & GlyphItemFlags::IS_DIACRITIC); }
bool IsVertical() const { return bool(m_nFlags & GlyphItemFlags::IS_VERTICAL); }
bool IsSpacing() const { return bool(m_nFlags & GlyphItemFlags::IS_SPACING); }
bool AllowKashida() const { return bool(m_nFlags & GlyphItemFlags::ALLOW_KASHIDA); }
bool IsDropped() const { return bool(m_nFlags & GlyphItemFlags::IS_DROPPED); }
bool IsClusterStart() const { return bool(m_nFlags & GlyphItemFlags::IS_CLUSTER_START); }
inline bool GetGlyphBoundRect(tools::Rectangle&) const;
inline bool GetGlyphOutline(basegfx::B2DPolyPolygon&) const;
inline void dropGlyph();
sal_GlyphId glyphId() const { return m_aGlyphId; }
int charCount() const { return m_nCharCount; }
int origWidth() const { return m_nOrigWidth; }
int charPos() const { return m_nCharPos; }
int xOffset() const { return m_nXOffset; }
};
VCL_DLLPUBLIC bool GlyphItem::GetGlyphBoundRect(tools::Rectangle& rRect) const
{
return m_pFontInstance->GetGlyphBoundRect(m_aGlyphId, rRect, IsVertical());
}
VCL_DLLPUBLIC bool GlyphItem::GetGlyphOutline(basegfx::B2DPolyPolygon& rPoly) const
{
return m_pFontInstance->GetGlyphOutline(m_aGlyphId, rPoly, IsVertical());
}
void GlyphItem::dropGlyph()
{
m_nCharPos = -1;
m_nFlags |= GlyphItemFlags::IS_DROPPED;
}
class SalLayoutGlyphsImpl : public std::vector<GlyphItem>
{
friend class GenericSalLayout;
public:
~SalLayoutGlyphsImpl();
SalLayoutGlyphsImpl* clone(SalLayoutGlyphs& rGlyphs) const;
LogicalFontInstance& GetFont() const { return *m_rFontInstance; }
bool IsValid() const;
void Invalidate();
private:
mutable rtl::Reference<LogicalFontInstance> m_rFontInstance;
SalLayoutFlags mnFlags = SalLayoutFlags::NONE;
SalLayoutGlyphsImpl(SalLayoutGlyphs& rGlyphs, LogicalFontInstance& rFontInstance)
: m_rFontInstance(&rFontInstance)
{
rGlyphs.m_pImpl = this;
}
};
#endif // INCLUDED_VCL_IMPGLYPHITEM_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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