2fd7086605
git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@10014 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
198 lines
6.6 KiB
C++
198 lines
6.6 KiB
C++
//
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// "$Id$"
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//
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// MacOS font utilities for the Fast Light Tool Kit (FLTK).
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//
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// Copyright 1998-2011 by Bill Spitzak and others.
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//
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// This library is free software. Distribution and use rights are outlined in
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// the file "COPYING" which should have been included with this file. If this
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// file is missing or damaged, see the license at:
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//
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// http://www.fltk.org/COPYING.php
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//
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// Please report all bugs and problems on the following page:
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//
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// http://www.fltk.org/str.php
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//
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#include <config.h>
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// #inclde <SFNTTypes.h>
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// Bug: older versions calculated the value for *ap as a side effect of
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// making the name, and then forgot about it. To avoid having to change
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// the header files I decided to store this value in the last character
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// of the font name array.
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#define ENDOFBUFFER sizeof(fl_fonts->fontname)-1
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// turn a stored font name into a pretty name:
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const char* Fl::get_font_name(Fl_Font fnum, int* ap) {
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Fl_Fontdesc *f = fl_fonts + fnum;
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if (!f->fontname[0]) {
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#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5
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if (fl_mac_os_version >= Fl_X::CoreText_threshold) {
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CFStringRef cfname = CFStringCreateWithCString(NULL, f->name, kCFStringEncodingUTF8);
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CTFontRef ctfont = CTFontCreateWithName(cfname, 0, NULL);
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CFRelease(cfname);
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cfname = CTFontCopyFullName(ctfont);
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CFRelease(ctfont);
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CFStringGetCString(cfname, f->fontname, ENDOFBUFFER, kCFStringEncodingUTF8);
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CFRelease(cfname);
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}
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else
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#endif
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strlcpy(f->fontname, f->name, ENDOFBUFFER);
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const char* p = f->name;
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if (!p || !*p) {if (ap) *ap = 0; return "";}
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int type = 0;
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if (strstr(f->name, "Bold")) type |= FL_BOLD;
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if (strstr(f->name, "Italic") || strstr(f->name, "Oblique")) type |= FL_ITALIC;
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f->fontname[ENDOFBUFFER] = (char)type;
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}
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if (ap) *ap = f->fontname[ENDOFBUFFER];
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return f->fontname;
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}
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#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5
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static char *skip(char *p, int& derived)
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{
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if (memcmp(p, "-BoldItalic", 11) == 0) { p += 11; derived = 3; }
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else if (memcmp(p, "-BoldOblique", 12) == 0) { p += 12; derived = 3; }
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else if (memcmp(p, "-Bold", 5) == 0) {p += 5; derived = 1; }
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else if (memcmp(p, "-Italic", 7) == 0) {p += 7; derived = 2; }
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else if (memcmp(p, "-Oblique", 8) == 0) {p += 8; derived = 2; }
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else if (memcmp(p, "-Regular", 8) == 0) {p += 8; }
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else if (memcmp(p, "-Roman", 6) == 0) {p += 6; }
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return p;
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}
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static int name_compare(const void *a, const void *b)
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{
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/* Compare PostScript font names.
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First compare font family names ignoring bold, italic and oblique qualifiers.
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When families are identical, order them according to regular, bold, italic, bolditalic.
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*/
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char *n1 = *(char**)a;
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char *n2 = *(char**)b;
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int derived1 = 0;
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int derived2 = 0;
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while (true) {
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if (*n1 == '-') n1 = skip(n1, derived1);
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if (*n2 == '-') n2 = skip(n2, derived2);
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if (*n1 < *n2) return -1;
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if (*n1 > *n2) return +1;
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if (*n1 == 0) {
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return derived1 - derived2;
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}
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n1++; n2++;
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}
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}
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#endif
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static int fl_free_font = FL_FREE_FONT;
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// This function fills in the fltk font table with all the fonts that
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// are found on the X server. It tries to place the fonts into families
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// and to sort them so the first 4 in a family are normal, bold, italic,
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// and bold italic.
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Fl_Font Fl::set_fonts(const char* xstarname) {
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#pragma unused ( xstarname )
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if (fl_free_font > FL_FREE_FONT) return (Fl_Font)fl_free_font; // if already called
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#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5
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if(fl_mac_os_version >= Fl_X::CoreText_threshold) {
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int value[1] = {1};
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CFDictionaryRef dict = CFDictionaryCreate(NULL,
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(const void **)kCTFontCollectionRemoveDuplicatesOption,
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(const void **)&value, 1, NULL, NULL);
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CTFontCollectionRef fcref = CTFontCollectionCreateFromAvailableFonts(dict);
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CFRelease(dict);
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CFArrayRef arrayref = CTFontCollectionCreateMatchingFontDescriptors(fcref);
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CFRelease(fcref);
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CFIndex count = CFArrayGetCount(arrayref);
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CFIndex i;
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char **tabfontnames = new char*[count];
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for (i = 0; i < count; i++) {
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CTFontDescriptorRef fdesc = (CTFontDescriptorRef)CFArrayGetValueAtIndex(arrayref, i);
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CTFontRef font = CTFontCreateWithFontDescriptor(fdesc, 0., NULL);
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CFStringRef cfname = CTFontCopyPostScriptName(font);
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CFRelease(font);
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static char fname[200];
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CFStringGetCString(cfname, fname, sizeof(fname), kCFStringEncodingUTF8);
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tabfontnames[i] = strdup(fname); // never free'ed
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CFRelease(cfname);
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}
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CFRelease(arrayref);
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qsort(tabfontnames, count, sizeof(char*), name_compare);
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for (i = 0; i < count; i++) {
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Fl::set_font((Fl_Font)(fl_free_font++), tabfontnames[i]);
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}
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delete[] tabfontnames;
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return (Fl_Font)fl_free_font;
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}
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else {
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#endif
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#if ! __LP64__
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ItemCount oFontCount, oCountAgain;
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ATSUFontID *oFontIDs;
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// How many fonts?
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ATSUFontCount (&oFontCount);
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// now allocate space for them...
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oFontIDs = (ATSUFontID *)malloc((oFontCount+1) * sizeof(ATSUFontID));
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ATSUGetFontIDs (oFontIDs, oFontCount, &oCountAgain);
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// Now oFontIDs should contain a list of all the available Unicode fonts
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// Iterate through the list to get each font name
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for (ItemCount idx = 0; idx < oFontCount; idx++)
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{
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// ByteCount actualLength = 0;
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// Ptr oName;
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// How to get the name - Apples docs say call this twice, once to get the length, then again
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// to get the actual name...
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// ATSUFindFontName (oFontIDs[idx], kFontFullName, kFontMacintoshPlatform, kFontRomanScript, kFontEnglishLanguage,
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// 0, NULL, &actualLength, NULL);
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// Now actualLength tells us the length of buffer we need
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// oName = (Ptr)malloc(actualLength + 8);
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// But who's got time for that nonsense? Let's just hard code a fixed buffer (urgh!)
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ByteCount actualLength = 511;
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char oName[512];
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ATSUFindFontName (oFontIDs[idx], kFontFullName, kFontMacintoshPlatform, kFontRomanScript, kFontEnglishLanguage,
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actualLength, oName, &actualLength, &oCountAgain);
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// bounds check and terminate the returned name
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if(actualLength > 511)
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oName[511] = 0;
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else
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oName[actualLength] = 0;
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Fl::set_font((Fl_Font)(fl_free_font++), strdup(oName));
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// free(oName);
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}
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free(oFontIDs);
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return (Fl_Font)fl_free_font;
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#endif //__LP64__
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#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5
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}
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#endif
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return 0;
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}
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static int array[128];
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int Fl::get_font_sizes(Fl_Font fnum, int*& sizep) {
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Fl_Fontdesc *s = fl_fonts+fnum;
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if (!s->name) s = fl_fonts; // empty slot in table, use entry 0
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int cnt = 0;
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// ATS supports all font size
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array[0] = 0;
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sizep = array;
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cnt = 1;
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return cnt;
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}
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//
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// End of "$Id$".
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//
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