120 lines
3.5 KiB
C++
120 lines
3.5 KiB
C++
// -*- mode: C++; indent-tabs-mode: nil; -*-
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// Font.hh for Blackbox - an X11 Window manager
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// Copyright (c) 2001 - 2002 Sean 'Shaleh' Perry <shaleh@debian.org>
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// Copyright (c) 1997 - 2000 Brad Hughes (bhughes@tcac.net)
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the "Software"),
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// to deal in the Software without restriction, including without limitation
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// the rights to use, copy, modify, merge, publish, distribute, sublicense,
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// and/or sell copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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#ifndef __Font_hh
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#define __Font_hh
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extern "C" {
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#include <X11/Xlib.h>
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#ifdef XFT
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# include <X11/Xft/Xft.h>
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#endif
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}
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#include <assert.h>
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#include <string>
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class BGCCache;
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class BGCCacheItem;
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class BColor;
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#include "Screen.hh"
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class BFont {
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/*
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* static members
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*/
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private:
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static std::string _fallback_font;
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public:
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// the fallback is only used for X fonts, not for Xft fonts, since it is
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// assumed that X fonts will be the fallback from Xft.
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inline static std::string fallbackFont(void) { return _fallback_font; }
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inline static void setFallbackFont(const std::string &f)
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{ _fallback_font = f; }
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/*
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* instance members
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*/
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private:
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Display *_display;
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BScreen *_screen;
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std::string _family;
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bool _simplename; // true if not spec'd as a -*-* string
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int _size;
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bool _bold;
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bool _italic;
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#ifdef XFT
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bool _antialias;
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XftFont *_xftfont;
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bool createXftFont(void);
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#endif
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// standard
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XFontStruct *_font;
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// multibyte
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XFontSet _fontset;
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XFontSetExtents *_fontset_extents;
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std::string buildXlfd(void) const;
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std::string buildMultibyteXlfd(void) const;
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bool createXFont(const std::string &xlfd);
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bool parseXlfd(const std::string &xlfd);
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bool _valid;
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public:
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#ifdef XFT
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// loads an Xft font
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BFont(Display *d, BScreen *screen, const std::string &family, int size,
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bool bold, bool italic, bool antialias = True);
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#endif
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// loads a standard X font
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BFont(Display *d, BScreen *screen, const std::string &xlfd);
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virtual ~BFont(void);
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inline bool valid(void) const { return _valid; }
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inline std::string family(void) const { assert(_valid); return _family; }
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inline int size(void) const { assert(_valid); return _size; }
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inline bool bold(void) const { assert(_valid); return _bold; }
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inline bool italic(void) const { assert(_valid); return _italic; }
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unsigned int height(void) const;
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unsigned int maxCharWidth(void) const;
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unsigned int measureString(const std::string &string) const;
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void drawString(Drawable d, int x, int y, const BColor &color,
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const std::string &string) const;
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};
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#endif // __Font_hh
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