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/*
For general Scribus (>=1.3.2) copyright and licensing information please refer
to the COPYING file provided with the program. Following this notice may exist
a copyright and/or license notice that predates the release of Scribus 1.3.2
for which a new license (GPL+exception) is in place.
*/
#ifndef SCTEXTSTRUCT_H
#define SCTEXTSTRUCT_H
#ifdef HAVE_CONFIG_H
#include "scconfig.h"
#endif
#include "scribusapi.h"
#include <QString>
#include "scfonts.h"
#include "style.h"
#include "styles/charstyle.h"
#include "styles/paragraphstyle.h"
class PageItem;
class Mark;
class ScribusDoc;
/* Struktur fuer Pageitem Text */
/*
* sctext.h
* Scribus
*
* Created by Andreas Vox on 29.07.05.
* Copyright 2005 under GPL2. All rights reserved.
*
*/
// from charstlye.h ScStyleFlags
enum LayoutFlags {
ScLayout_None = 0,
ScLayout_BulletNum = 1, // new: marks list layout glyphs
ScLayout_FixedSpace = 2, // new: marks a fixed space
ScLayout_ExpandingSpace= 4, // new: marks an expanding space
ScLayout_ImplicitSpace = 8, // new: marks an implicit space
ScLayout_TabLeaders = 16, // new: marks a tab with fillchar
ScLayout_HyphenationPossible=128, // Hyphenation possible here (Soft Hyphen)
ScLayout_DropCap = 2048,
ScLayout_SuppressSpace = 4096, // internal use in PageItem (Suppresses spaces when in Block alignment)
ScLayout_SoftHyphenVisible=8192, // Soft Hyphen visible at line end
ScLayout_StartOfLine = 16384, // set for start of line
ScLayout_Underlined = 32768 // chararcter should be underlined
};
/**
* This struct stores a positioned glyph. This is the result of the layout process.
*/
struct SCRIBUS_API GlyphLayout {
float xadvance;
float yadvance;
float xoffset;
float yoffset;
double scaleV;
double scaleH;
uint glyph;
GlyphLayout() : xadvance(0.0f), yadvance(0.0f), xoffset(0.0f), yoffset(0.0f),
scaleV(1.0), scaleH(1.0), glyph(0) //, more(NULL)
{ }
};
class GlyphRun
{
const CharStyle* m_style;
LayoutFlags m_flags;
QList<GlyphLayout> m_glyphs;
int m_firstChar;
int m_lastChar;
PageItem* m_object;
public:
GlyphRun(const CharStyle* style, LayoutFlags flags, int first, int last, PageItem* o)
: m_style(style)
, m_flags(flags)
, m_firstChar(first)
, m_lastChar(last)
, m_object(o)
{}
const CharStyle& style() const { return *m_style; }
bool hasFlag(LayoutFlags f) const { return (m_flags & f) == f; }
void setFlag(LayoutFlags f) { m_flags = static_cast<LayoutFlags>(m_flags | f); }
void clearFlag(LayoutFlags f) { m_flags = static_cast<LayoutFlags>(m_flags & ~f); }
void clearGlyphs() { m_glyphs.clear(); }
QList<GlyphLayout>& glyphs() { return m_glyphs; }
const QList<GlyphLayout>& glyphs() const { return m_glyphs; }
int glyphCount() const { return m_glyphs.count(); }
int firstChar() const { return m_firstChar; }
int lastChar() const { return m_lastChar; }
qreal width() const;
PageItem* object() const { return m_object; }
};
class SCRIBUS_API ScText : public CharStyle
{
public:
ParagraphStyle* parstyle; // only for parseps
int embedded;
Mark* mark;
QChar ch;
ScText() :
CharStyle(),
parstyle(NULL),
embedded(0), mark(NULL), ch() {}
ScText(const ScText& other) :
CharStyle(other),
parstyle(NULL),
embedded(other.embedded), mark(NULL), ch(other.ch)
{
if (other.parstyle)
parstyle = new ParagraphStyle(*other.parstyle);
if (other.mark)
setNewMark(other.mark);
}
~ScText();
bool hasObject(ScribusDoc *doc) const;
//returns true if given MRK is found, if MRK is NULL then any mark returns true
bool hasMark(Mark * MRK = NULL) const;
QList<PageItem*> getGroupedItems(ScribusDoc *doc);
PageItem* getItem(ScribusDoc *doc);
private:
void setNewMark(Mark* mrk);
};
/** @brief First Line Offset Policy
* Set wether the first line offset is based on max glyph height
* or some of predefined height.
* I put a prefix because it could easily conflict
*/
enum FirstLineOffsetPolicy
{
FLOPRealGlyphHeight = 0, // Historical
FLOPFontAscent = 1,
FLOPLineSpacing = 2,
FLOPBaselineGrid = 3
};
#endif // SCTEXTSTRUCT_H