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#ifndef __KXFTCONFIG_H__
#define __KXFTCONFIG_H__
/*
Copyright (c) 2002 Craig Drummond <[email protected]>
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.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <qstringlist.h>
#include <qstring.h>
#include <qptrlist.h>
#include <stdio.h>
#include <fstream>
#include <time.h>
#ifdef HAVE_FONTCONFIG
#include <qdom.h>
#endif
class KXftConfig
{
public:
enum RequiredData
{
Dirs = 0x01,
SubPixelType = 0x02,
ExcludeRange = 0x04,
AntiAlias = 0x08,
#ifdef HAVE_FONTCONFIG
HintStyle = 0x10
#else
SymbolFamilies = 0x10
#endif
};
#ifdef HAVE_FONTCONFIG
static const int constStyleSettings=SubPixelType|ExcludeRange|AntiAlias|HintStyle;
#else
static const int constStyleSettings=SubPixelType|ExcludeRange|AntiAlias|SymbolFamilies;
#endif
struct Item
{
#ifdef HAVE_FONTCONFIG
Item(QDomNode &n) : node(n), toBeRemoved(false) {}
Item() : toBeRemoved(false) {}
virtual void reset() { node.clear(); toBeRemoved=false; }
bool added() { return node.isNull(); }
QDomNode node;
#else
Item(char *s, char *e) : start(s), end(e), toBeRemoved(false) {}
virtual void reset() { start=end=NULL; toBeRemoved=false; }
bool added() { return NULL==start; }
char *start,
*end;
#endif
virtual ~Item() {};
bool toBeRemoved;
};
struct ListItem : public Item
{
#ifdef HAVE_FONTCONFIG
ListItem(const QString &st, QDomNode &n) : Item(n), str(st) {}
ListItem(const QString &st) : str(st) {}
#else
ListItem(const QString &st, char *s=NULL, char *e=NULL) : Item(s, e), str(st) {}
#endif
QString str;
};
struct SubPixel : public Item
{
enum Type
{
None,
Rgb,
Bgr,
Vrgb,
Vbgr
};
#ifdef HAVE_FONTCONFIG
SubPixel(Type t, QDomNode &n) : Item(n), type(t) {}
SubPixel(Type t=None) : type(t) {}
#else
SubPixel(Type t=None, char *s=NULL, char *e=NULL) : Item(s, e), type(t) {}
#endif
void reset() { Item::reset(); type=None; }
Type type;
};
struct Exclude : public Item
{
#ifdef HAVE_FONTCONFIG
Exclude(double f, double t, QDomNode &n) : Item(n), from(f), to(t) {}
Exclude(double f=0, double t=0) : from(f), to(t) {}
#else
Exclude(double f=0, double t=0, char *s=NULL, char *e=NULL) : Item(s, e), from(f), to(t) {}
#endif
void reset() { Item::reset(); from=to=0; }
double from,
to;
};
#ifdef HAVE_FONTCONFIG
struct Hint : public Item
{
enum Style
{
NotSet,
None,
Slight,
Medium,
Full
};
Hint(Style s, QDomNode &n) : Item(n), style(s) {}
Hint(Style s=NotSet) : style(s) {}
void reset() { Item::reset(); style=NotSet; }
Style style;
};
struct Hinting : public Item
{
Hinting(bool s, QDomNode &n) : Item(n), set(s) {}
Hinting(bool s=true) : set(s) {}
void reset() { Item::reset(); set=true; }
bool set;
};
struct AntiAliasing : public Item
{
AntiAliasing(bool s, QDomNode &n) : Item(n), set(s) {}
AntiAliasing(bool s=true) : set(s) {}
void reset() { Item::reset(); set=true; }
bool set;
};
#endif
public:
static QString contractHome(QString path);
static QString expandHome(QString path);
//
// Constructor
// required - This should be a bitmask of 'RequiredData', and indicates the data to be
// read/written to the config file. It is intended that the 'fonts' KControl
// module will use KXftConfig::SubPixelType|KXftConfig::ExcludeRange, and the
// font installer will use KXftConfig::Dirs|KXftConfig::SymbolFamilies.
//
// system - Indicates if the system-wide config file, or the users ~/.xftconfig file
// should be used. Only the font-installer should access the system file (and then
// only if run as root.
KXftConfig(int required, bool system=false);
virtual ~KXftConfig();
bool reset();
bool apply();
bool getSubPixelType(SubPixel::Type &type);
void setSubPixelType(SubPixel::Type type); // SubPixel::None => turn off sub-pixel hinting
bool getExcludeRange(double &from, double &to);
void setExcludeRange(double from, double to); // from:0, to:0 => turn off exclude range
void addDir(const QString &d);
void removeDir(const QString &d);
void clearDirs() { clearList(m_dirs); }
QStringList getDirs() { return getList(m_dirs); }
#ifdef HAVE_FONTCONFIG
bool getHintStyle(Hint::Style &style);
void setHintStyle(Hint::Style style);
#else
void addSymbolFamily(const QString &f) { addItem(m_symbolFamilies, f); }
void removeSymbolFamily(const QString &f) { removeItem(m_symbolFamilies, f); }
void clearSymbolFamilies() { clearList(m_symbolFamilies); }
QStringList getSymbolFamilies() { return getList(m_symbolFamilies); }
#endif
void setAntiAliasing(bool set);
bool getAntiAliasing() const;
bool changed() { return m_madeChanges; }
static QString description(SubPixel::Type t);
static const char * toStr(SubPixel::Type t);
#ifdef HAVE_FONTCONFIG
static QString description(Hint::Style s);
static const char * toStr(Hint::Style s);
#endif
bool hasDir(const QString &d);
private:
ListItem * findItem(QPtrList<ListItem> &list, const QString &i);
void clearList(QPtrList<ListItem> &list);
static QStringList getList(QPtrList<ListItem> &list);
void addItem(QPtrList<ListItem> &list, const QString &i);
void removeItem(QPtrList<ListItem> &list, ListItem *item);
void removeItem(QPtrList<ListItem> &list, const QString &i) { removeItem(list, findItem(list, i)); }
void readContents();
#ifdef HAVE_FONTCONFIG
void applyDirs();
#if 0
void applySymbolFamilies();
#endif
void applySubPixelType();
void applyHintStyle();
void applyAntiAliasing();
void setHinting(bool set);
void applyHinting();
void applyExcludeRange(bool pixel);
void removeItems(QPtrList<ListItem> &list);
#else
void outputDir(std::ofstream &f, const QString &str);
void outputNewDirs(std::ofstream &f);
void outputSymbolFamily(std::ofstream &f, const QString &str);
void outputNewSymbolFamilies(std::ofstream &f);
void outputSubPixelType(std::ofstream &f, bool ifNew);
void outputExcludeRange(std::ofstream &f, bool ifNew, bool pixel);
#endif
private:
SubPixel m_subPixel;
Exclude m_excludeRange,
m_excludePixelRange;
#ifdef HAVE_FONTCONFIG
Hint m_hint;
Hinting m_hinting;
AntiAliasing m_antiAliasing;
bool aliasingEnabled();
#else
QPtrList<ListItem> m_symbolFamilies;
#endif
QPtrList<ListItem> m_dirs;
QString m_file;
int m_required;
#ifdef HAVE_FONTCONFIG
QDomDocument m_doc;
#else
int m_size;
char *m_data;
#endif
bool m_madeChanges,
m_system;
time_t m_time;
};
#endif
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