2001-11-27 20:44:08 +03:00
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//
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2004-04-11 08:39:01 +04:00
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// "$Id: fl_font_mac.cxx,v 1.1.2.15 2004/04/11 04:39:00 easysw Exp $"
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2001-11-27 20:44:08 +03:00
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//
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// MacOS font selection routines for the Fast Light Tool Kit (FLTK).
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//
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2004-04-11 08:39:01 +04:00
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// Copyright 1998-2004 by Bill Spitzak and others.
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2001-11-27 20:44:08 +03:00
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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
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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// USA.
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//
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// Please report all bugs and problems to "fltk-bugs@fltk.org".
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//
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//: MeasureText, FontMetrics, WidthTabHandle, GetSysFont, SysFontSize
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//: TextSize, TextFont
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//: GetFNum (theName: Str255; VAR familyID: Integer);
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//: FUNCTION FMSwapFont (inRec: FMInput): FMOutPtr;
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2002-06-28 03:18:12 +04:00
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//: SetFractEnable
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2001-11-27 20:44:08 +03:00
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Fl_FontSize::Fl_FontSize(const char* name, int Size) {
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knowMetrics = 0;
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switch (*name++) {
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case 'I': face = italic; break;
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case 'P': face = italic | bold; break;
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case 'B': face = bold; break;
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default: face = 0; break;
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}
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unsigned char fn[80];
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fn[0] = strlen(name); strcpy((char*)(fn+1), name);
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GetFNum(fn, &font);
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size = Size;
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FMInput fIn = { font, size, face, 0, 0, { 1, 1}, { 1, 1} };
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FMOutput *fOut = FMSwapFont(&fIn);
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ascent = fOut->ascent; //: the following three lines give only temporary aproimations
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descent = fOut->descent;
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for (int i=0; i<256; i++) width[i] = fOut->widMax;
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#if HAVE_GL
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listbase = 0;
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#endif
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minsize = maxsize = size;
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}
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Fl_FontSize* fl_fontsize = 0L;
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Fl_FontSize::~Fl_FontSize() {
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/*
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#if HAVE_GL
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2002-06-27 08:29:39 +04:00
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// ++ todo: remove OpenGL font alocations
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2001-11-27 20:44:08 +03:00
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// Delete list created by gl_draw(). This is not done by this code
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// as it will link in GL unnecessarily. There should be some kind
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// of "free" routine pointer, or a subclass?
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// if (listbase) {
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// int base = font->min_char_or_byte2;
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// int size = font->max_char_or_byte2-base+1;
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// int base = 0; int size = 256;
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// glDeleteLists(listbase+base,size);
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// }
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#endif
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*/
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if (this == fl_fontsize) fl_fontsize = 0;
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}
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////////////////////////////////////////////////////////////////
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static Fl_Fontdesc built_in_table[] = {
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{" Arial"},
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{"BArial"},
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{"IArial"},
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{"PArial"},
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{" Courier New"},
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{"BCourier New"},
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{"ICourier New"},
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{"PCourier New"},
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{" Times New Roman"},
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{"BTimes New Roman"},
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{"ITimes New Roman"},
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{"PTimes New Roman"},
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{" Symbol"},
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{" Chicago"},
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{"BChicago"},
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{" Webdings"},
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};
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Fl_Fontdesc* fl_fonts = built_in_table;
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void fl_font(Fl_FontSize* s) {
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fl_fontsize = s;
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2001-12-20 08:27:14 +03:00
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if (fl_window) SetPort( GetWindowPort(fl_window) );
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2001-11-27 20:44:08 +03:00
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TextFont(fl_fontsize->font); //: select font into current QuickDraw GC
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TextFace(fl_fontsize->face);
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TextSize(fl_fontsize->size);
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if (!fl_fontsize->knowMetrics) { //: get the true metrics for the currnet GC (fails on multiple monitors with different dpi's!)
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FontInfo fi; GetFontInfo(&fi);
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fl_fontsize->ascent = fi.ascent;
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fl_fontsize->descent = fi.descent;
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FMetricRec mr; FontMetrics(&mr);
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short *f = (short*)*mr.wTabHandle; //: get the char size table
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for (int i=0; i<256; i++) fl_fontsize->width[i] = f[2*i];
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fl_fontsize->knowMetrics = 1;
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}
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}
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static Fl_FontSize* find(int fnum, int size) {
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Fl_Fontdesc* s = fl_fonts+fnum;
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if (!s->name) s = fl_fonts; // use 0 if fnum undefined
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Fl_FontSize* f;
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for (f = s->first; f; f = f->next)
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if (f->minsize <= size && f->maxsize >= size) return f;
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f = new Fl_FontSize(s->name, size);
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f->next = s->first;
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s->first = f;
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return f;
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}
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////////////////////////////////////////////////////////////////
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// Public interface:
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2003-04-06 16:54:57 +04:00
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int fl_font_ = 0;
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int fl_size_ = 0;
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2001-11-27 20:44:08 +03:00
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void fl_font(int fnum, int size) {
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2003-04-06 16:54:57 +04:00
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fl_font_ = fnum;
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fl_size_ = size;
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2001-11-27 20:44:08 +03:00
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fl_font(find(fnum, size));
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}
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int fl_height() {
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return fl_fontsize->ascent+fl_fontsize->descent;
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}
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int fl_descent() {
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return fl_fontsize->descent;
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}
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double fl_width(const char* c, int n) {
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return (double)TextWidth( c, 0, n );
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}
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2002-06-27 08:29:39 +04:00
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// todo : fl_width returns wrong results for OS X
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2001-11-27 20:44:08 +03:00
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double fl_width(uchar c) {
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return (double)TextWidth( &c, 0, 1 );
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}
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2003-05-21 17:23:40 +04:00
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// MRS: The default character set is MacRoman, which is different from
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// ISO-8859-1; in FLTK 2.0 we'll use UTF-8 with Quartz...
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static uchar macroman_lut[256] = {
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0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
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16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
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32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47,
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48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63,
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64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79,
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80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95,
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96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111,
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112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127,
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128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143,
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144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159,
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202, 193, 162, 163, 164, 180, 166, 164, 172, 169, 187, 199, 194, 173, 168, 248,
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161, 177, 178, 179, 171, 181, 166, 225, 252, 185, 188, 200, 188, 189, 190, 192,
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203, 231, 229, 204, 128, 129, 174, 130, 233, 131, 230, 232, 237, 234, 235, 236,
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208, 132, 241, 238, 239, 205, 133, 215, 175, 244, 242, 243, 134, 221, 222, 167,
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136, 135, 137, 139, 138, 140, 190, 141, 143, 142, 144, 145, 147, 146, 148, 149,
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240, 150, 152, 151, 153, 155, 154, 214, 191, 157, 156, 158, 159, 253, 254, 216
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};
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2001-11-27 20:44:08 +03:00
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void fl_draw(const char* str, int n, int x, int y) {
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2003-05-21 17:23:40 +04:00
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int i; // Looping var
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uchar buf[1024], // Temporary buffer
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*bufptr; // Pointer into buffer
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// First convert string to MacRoman encoding...
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2003-05-26 18:19:50 +04:00
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if (n > (int)sizeof(buf))
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n = (int)sizeof(buf);
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2003-05-21 17:23:40 +04:00
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for (i = n, bufptr = buf; i > 0; i --)
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*bufptr++ = macroman_lut[*str++ & 255];
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// Then draw it...
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2001-11-27 20:44:08 +03:00
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MoveTo(x, y);
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2003-05-21 17:23:40 +04:00
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DrawText((const char *)buf, 0, n);
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2001-11-27 20:44:08 +03:00
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}
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2003-05-21 17:23:40 +04:00
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2001-11-27 20:44:08 +03:00
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//
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2004-04-11 08:39:01 +04:00
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// End of "$Id: fl_font_mac.cxx,v 1.1.2.15 2004/04/11 04:39:00 easysw Exp $".
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2001-11-27 20:44:08 +03:00
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//
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