test/fontinfo.c

   1 #include <exec/initializers.h>
   2 #include <dos/dos.h>
   3 #include <diskfont/diskfont.h>
   4 #include <graphics/text.h>
   5 #include <graphics/gfxbase.h>
   6 #include <intuition/intuition.h>
   7 #include <proto/diskfont.h>
   8 #include <proto/exec.h>
   9 #include <proto/dos.h>
  10 #include <proto/graphics.h>
  11 #include <proto/utility.h>
  12 #include <proto/intuition.h>
  13
  14 #include <stdio.h>
  15 #include <string.h>
  16 #include <stdlib.h>
  17
  18 #define ARG_TEMPLATE "FONTNAME/A,FONTSIZE/N/A,XDPI/N,YDPI/N,BOLD/S,ITALIC/S,SHOW/S"
  19 #define ARG_NAME 0
  20 #define ARG_SIZE 1
  21 #define ARG_XDPI 2
  22 #define ARG_YDPI 3
  23 #define ARG_BOLD 4
  24 #define ARG_ITALIC 5
  25 #define ARG_SHOW 6
  26 #define NUM_ARGS 7
  27
  28 struct Library *DiskfontBase;
  29 struct UtilityBase *UtilityBase;
  30 struct GfxBase *GfxBase;
  31 struct IntuitionBase *IntuitionBase;
  32
  33 struct TextFont *font;
  34 STRPTR fontname;
  35 ULONG fontsize, xdpi, ydpi;
  36 struct RDArgs *myargs;
  37 ULONG args[NUM_ARGS];
  38 char s[256];
  39
  40 static void cleanup(char *msg)
  41 {
  42     if (msg) printf("fontinfo: %s\n", msg);
  43
  44     if (font) CloseFont(font);
  45
  46     if (UtilityBase) CloseLibrary((struct Library *)UtilityBase);
  47     if (GfxBase) CloseLibrary((struct Library *)GfxBase);
  48     if (IntuitionBase) CloseLibrary((struct Library *)IntuitionBase);
  49     if (DiskfontBase) CloseLibrary(DiskfontBase);
  50
  51     if (myargs) FreeArgs(myargs);
  52
  53     exit(0);
  54 }
  55
  56 static void getarguments(void)
  57 {
  58     myargs = ReadArgs(ARG_TEMPLATE, args, NULL);
  59     if (!myargs)
  60     {
  61         Fault(IoErr(), 0, s, 255);
  62         cleanup(s);
  63     }
  64
  65     fontname = (STRPTR)args[ARG_NAME];
  66     fontsize = *(LONG *)args[ARG_SIZE];
  67
  68     xdpi = args[ARG_XDPI] ? *(LONG *)args[ARG_XDPI] : 72;
  69     ydpi = args[ARG_YDPI] ? *(LONG *)args[ARG_YDPI] : 72;
  70
  71 }
  72
  73 static void openlibs(void)
  74 {
  75     DiskfontBase = OpenLibrary("diskfont.library", 38);
  76     if (!DiskfontBase) cleanup("Can't open diskfont.library!");
  77
  78     GfxBase = (struct GfxBase *)OpenLibrary("graphics.library", 38);
  79     if (!GfxBase) cleanup("Can't open graphics.library!");
  80
  81     IntuitionBase = (struct IntuitionBase *)OpenLibrary("intuition.library", 38);
  82     if (!IntuitionBase) cleanup("Can't open intuition.library!");
  83
  84     UtilityBase = (struct UtilityBase *)OpenLibrary("utility.library", 38);
  85     if (!UtilityBase) cleanup("Can't open utility.library!");
  86 }
  87
  88 static void openfont(void)
  89 {
  90     struct TTextAttr ta;
  91     struct TagItem tags[] =
  92     {
  93         {TA_DeviceDPI, (xdpi << 16) | ydpi  },
  94         {TAG_DONE                           }
  95     };
  96
  97     ta.tta_Name = fontname;
  98     ta.tta_YSize = fontsize;
  99     ta.tta_Style = FSF_TAGGED;
 100     if (args[ARG_BOLD]) ta.tta_Style |= FSF_BOLD;
 101     if (args[ARG_ITALIC]) ta.tta_Style |= FSF_ITALIC;
 102
 103     ta.tta_Flags = FPF_DESIGNED;
 104     ta.tta_Tags = tags;
 105
 106     printf("fontname = \"%s\"  fontsize = %ld\n", fontname, fontsize);
 107
 108     font = OpenDiskFont((struct TextAttr *)&ta);
 109     if (!font) cleanup("Could not open font!");
 110
 111     printf("Opened font addr = %p\n", font);
 112     printf("Opened font has xsize = %d ysize = %d  baseline = %d  flags = 0x%x  style = 0x%x\n",
 113             font->tf_XSize,
 114             font->tf_YSize,
 115             font->tf_Baseline,
 116             font->tf_Flags,
 117             font->tf_Style);
 118     printf("boldsmear = %d\n", font->tf_BoldSmear);
 119     printf("tf_CharData = %p\n", font->tf_CharData);
 120
 121     if (font->tf_Flags & FPF_DISKFONT)
 122     {
 123         struct DiskFontHeader *dfh = (struct DiskFontHeader *)(((UBYTE *)font) - (UBYTE *)OFFSET(DiskFontHeader, dfh_TF));
 124
 125         printf("DiskFontHeader:\n");
 126         printf("  succ %p\n", dfh->dfh_DF.ln_Succ);
 127         printf("  pred %p\n", dfh->dfh_DF.ln_Pred);
 128         printf("  type %x\n", dfh->dfh_DF.ln_Type);
 129         printf("  pri  %x\n", dfh->dfh_DF.ln_Pri);
 130         printf("  name %p (%s)\n", dfh->dfh_DF.ln_Name, dfh->dfh_DF.ln_Name);
 131         printf("  FileID %x\n", dfh->dfh_FileID);
 132         printf("  Revision %x\n", dfh->dfh_Revision);
 133         printf("  Segment  %p\n", dfh->dfh_Segment);
 134         printf("  Name %p (%s)\n", dfh->dfh_Name, dfh->dfh_Name);
 135     }
 136
 137     printf("tf_Message:\n");
 138     printf("  succ %p\n", font->tf_Message.mn_Node.ln_Succ);
 139     printf("  pred %p\n", font->tf_Message.mn_Node.ln_Pred);
 140     printf("  type %x\n", font->tf_Message.mn_Node.ln_Type);
 141     printf("  pri  %x\n", font->tf_Message.mn_Node.ln_Pri);
 142     printf("  name %p (%s)\n", font->tf_Message.mn_Node.ln_Name, font->tf_Message.mn_Node.ln_Name);
 143     printf("  replyport %p\n", font->tf_Message.mn_ReplyPort);
 144     printf("  length %x\n", font->tf_Message.mn_Length);
 145
 146     printf("textfontextension:\n");
 147     if (ExtendFont(font, 0))
 148     {
 149         struct TextFontExtension *tfe = ((struct TextFontExtension *)font->tf_Extension);
 150         struct TagItem *extension = tfe->tfe_Tags;
 151         struct TagItem *tag, *tstate = extension;
 152         LONG dpivalue;
 153
 154         printf("  taglist:\n");
 155         while((tag = NextTagItem((const struct TagItem **)&tstate)))
 156         {
 157             printf("    {0x%08lx,0x%08lx}\n", tag->ti_Tag, tag->ti_Data);
 158         }
 159
 160         dpivalue = GetTagData(TA_DeviceDPI, 0, extension);
 161
 162         printf("  ta_devicedpi of opened font is: xdpi %ld  ydpi: %ld\n",
 163                 dpivalue >> 16, dpivalue & 0xFFFF);
 164
 165         printf("  tfe_MatchWord %x\n", tfe->tfe_MatchWord);
 166         printf("  tfe_Flags0 %x\n", tfe->tfe_Flags0);
 167         printf("  tfe_Flags1 %x\n", tfe->tfe_Flags1);
 168         printf("  tfe_OrigReplyPort %p\n", tfe->tfe_OrigReplyPort);
 169         printf("  tfe_OFontPatchS %p\n", tfe->tfe_OFontPatchS);
 170         printf("  tfe_OFontPatchK %p\n", tfe->tfe_OFontPatchK);
 171
 172     }
 173     if (font->tf_Style & FSF_COLORFONT)
 174     {
 175         struct ColorTextFont *ctf = (struct ColorTextFont *)font;
 176         WORD i;
 177
 178         printf(" ctf_Flags %x\n", ctf->ctf_Flags);
 179         printf(" ctf_Depth %x\n", ctf->ctf_Depth);
 180         printf(" ctf_FgColor %x\n", ctf->ctf_FgColor);
 181         printf(" ctf_Low %x\n", ctf->ctf_Low);
 182         printf(" ctf_High %x\n", ctf->ctf_High);
 183         printf(" ctf_PlanePick %x\n", ctf->ctf_PlanePick);
 184         printf(" ctf_PlaneOnOff %x\n", ctf->ctf_PlaneOnOff);
 185         printf(" ctf_colorFontColors %p\n", ctf->ctf_ColorFontColors);
 186
 187         for(i = 0; i <8; i++)
 188         {
 189             printf(" ctf_CharData[%d] %p\n", i, ctf->ctf_CharData[i]);
 190         }
 191     }
 192
 193     {
 194         struct TextFont *tf = (struct TextFont *)GfxBase->TextFonts.lh_Head;
 195
 196         printf("SYSFONTLIST:\n");
 197         while(tf->tf_Message.mn_Node.ln_Succ)
 198         {
 199             printf("  addr %p  name %s size %d\n", tf, tf->tf_Message.mn_Node.ln_Name, tf->tf_YSize);
 200             tf = (struct TextFont *)tf->tf_Message.mn_Node.ln_Succ;
 201         }
 202     }
 203 }
 204
 205 static void action(void)
 206 {
 207     WORD i;
 208     LONG totcharsize = 0;
 209     LONG totcharkern = 0;
 210     LONG totcharspace = 0;
 211     LONG totsomething = 0;
 212     LONG numsomething = 0;
 213     LONG numcharspace = 0;
 214
 215     printf("lowchar  = %d\n", font->tf_LoChar);
 216     printf("hichar   = %d\n", font->tf_HiChar);
 217     printf("isprop   = %s\n", (font->tf_Flags & FPF_PROPORTIONAL) ? "yes" : "no");
 218     printf("haskern  = %s\n", font->tf_CharKern ? "yes" : "no");
 219     printf("hasspace = %s\n", font->tf_CharSpace ? "yes" : "no");
 220     puts("");
 221
 222     for(i = font->tf_LoChar; i <= font->tf_HiChar + 1; i++)
 223     {
 224         printf("#%03d  kerning = %s%4d%s blackwidth = %4ld spacing = %s%4d%s\n",
 225                i,
 226                font->tf_CharKern ? "" : "[",
 227                (font->tf_CharKern ? ((WORD *)font->tf_CharKern)[i - font->tf_LoChar] : 0),
 228                font->tf_CharKern ? "" : "]",
 229                ((LONG *)font->tf_CharLoc)[i - font->tf_LoChar] & 0xFFFF,
 230                font->tf_CharSpace ? "" : "[",
 231                (font->tf_CharSpace ? ((WORD *)font->tf_CharSpace)[i - font->tf_LoChar] : 0),
 232                font->tf_CharSpace ? "" : "]");
 233
 234         if (font->tf_CharKern) totcharkern += ((WORD *)font->tf_CharKern)[i - font->tf_LoChar];
 235         if (font->tf_CharSpace)
 236         {
 237             ULONG old_totcharspace = totcharspace;
 238             totcharspace += ((WORD *)font->tf_CharSpace)[i - font->tf_LoChar];
 239             if (totcharspace != old_totcharspace) numcharspace++;
 240         }
 241
 242         totcharsize += ((LONG *)font->tf_CharLoc)[i - font->tf_LoChar] & 0xFFFF;
 243
 244         if ((i >= 110) && (font->tf_CharKern && font->tf_CharSpace))
 245         {
 246             ULONG old_totsomething = totsomething;
 247             totsomething += ((WORD *)font->tf_CharSpace)[i - font->tf_LoChar] +
 248                             ((WORD *)font->tf_CharKern)[i - font->tf_LoChar];
 249
 250             if (totsomething != old_totsomething)
 251             numsomething++;
 252
 253         }
 254     }
 255
 256     if (numsomething) printf("average something = %ld\n", totsomething / numsomething);
 257     if (numcharspace) printf("average charspace = %ld\n", totcharspace / numcharspace);
 258 }
 259
 260 static void showfont(void)
 261 {
 262     static char *text = "ABCDEFGHabcdefgh1234567890";
 263     static struct RastPort temprp;
 264     struct TextExtent te;
 265     struct Screen *scr;
 266     struct Window *win;
 267
 268     InitRastPort(&temprp);
 269     SetFont(&temprp, font);
 270
 271     TextExtent(&temprp, text, strlen(text), &te);
 272
 273     if ((scr = LockPubScreen(NULL)))
 274     {
 275         win = OpenWindowTags(NULL, WA_PubScreen, (ULONG)scr,
 276                                    WA_InnerWidth, te.te_Width + 6,
 277                                    WA_InnerHeight, te.te_Height + 6,
 278                                    WA_CloseGadget, TRUE,
 279                                    WA_DragBar, TRUE,
 280                                    WA_DepthGadget, TRUE,
 281                                    WA_Activate, TRUE,
 282                                    WA_IDCMP, IDCMP_CLOSEWINDOW | IDCMP_VANILLAKEY,
 283                                    WA_Title, (ULONG)"FontInfo",
 284                                    TAG_DONE);
 285
 286         if (win)
 287         {
 288             SetFont(win->RPort, font);
 289             SetAPen(win->RPort, 1);
 290             Move(win->RPort, win->BorderLeft + 3 - te.te_Extent.MinX,
 291                              win->BorderTop + 3 - te.te_Extent.MinY);
 292             Text(win->RPort, text, strlen(text));
 293             WaitPort(win->UserPort);
 294             CloseWindow(win);
 295         }
 296         UnlockPubScreen(NULL, scr);
 297     }
 298 }
 299
 300 int main(void)
 301 {
 302     getarguments();
 303     openlibs();
 304     openfont();
 305     action();
 306     if (args[ARG_SHOW]) showfont();
 307     cleanup(0);
 308
 309     return 0;
 310 }