/* otfview.c -- View glyphs of OpenType fonts.
-Copyright (C) 2003, 2004, 2005, 2006
+Copyright (C) 2003, 2004, 2005, 2006, 2008
National Institute of Advanced Industrial Science and Technology (AIST)
Registration Number H15PRO167
| | idxh[7] glyph[112] ... glyph[127]| |
| | idxl[0] ... idxl[15] | |
| +--------------------------------------+ |
+ | +---- uvs_area (box) (optional) -------+ |
+ | | uvs[?].w ... | |
+ | +--------------------------------------+ |
| +--- render_area (form) ---------------+ |
| | clear del bidi alt_subst | |
| | +--- raw (box) --------------------+ | |
Widget command_area, quit, dump, *charmap;
Widget navi_area, FIRST, PREV, prev, range, next, NEXT, LAST;
Widget glyph_area, glyph[128], index_label[8];
+Widget uvs_area, uvs_label;
Widget render_area, clear, del, bidi, alt_subst, raw, seq;
Widget raw_label, raw_image, seq_label, seq_image;
unsigned long foreground, background;
int codes[64];
} glyph_rec;
+OTF_EncodingSubtable14 *sub14 = NULL;
+
+struct {
+ Widget w;
+ int c;
+} uvs[256];
+
OTF *otf;
char *filename;
int fontindex;
XtSetValues (range, arg, 1);
}
+void
+update_uvs_area (int c)
+{
+ OTF_GlyphID code[256];
+ Arg arg[1];
+ int i;
+
+ OTF_get_variation_glyphs (otf, c, code);
+
+ for (i = 0; i < 256; i++)
+ if (uvs[i].w)
+ {
+ if (code[i])
+ XtSetArg (arg[0], XtNsensitive, True);
+ else
+ XtSetArg (arg[0], XtNsensitive, False);
+ XtSetValues (uvs[i].w, arg, 1);
+ }
+}
+
+
char *
get_features (OTF_FeatureList *list, FeatureRec *rec)
{
}
-#define DEVICE_DELTA(table, size) \
- (((size) >= (table).StartSize && (size) <= (table).EndSize) \
- ? (table).DeltaValue[(size) >= (table).StartSize] \
+#define DEVICE_DELTA(table, size) \
+ (((table).DeltaValue \
+ && ((size) >= (table).StartSize && (size) <= (table).EndSize)) \
+ ? (table).DeltaValue[(size) >= (table).StartSize] \
: 0)
void
gstring.glyphs = malloc (sizeof (OTF_Glyph) * len);
memset (gstring.glyphs, 0, sizeof (OTF_Glyph) * len);
for (i = 0; i < len; i++)
- gstring.glyphs[i].c = gstring.glyphs[i].glyph_id = glyph_rec.glyphs[i];
+ {
+ gstring.glyphs[i].c = glyph_rec.codes[i];
+ if (charmap_index < 0)
+ gstring.glyphs[i].glyph_id = glyph_rec.glyphs[i];
+ }
XFillRectangle (display, seq_pixmap, gc, 0, 0, render_width, render_height);
XDrawLine (display, seq_pixmap, gc_set, 0, glyph_y, render_width, glyph_y);
char *str;
OTF_drive_gdef (otf, &gstring);
+ OTF_drive_cmap (otf, &gstring);
if (otf->gsub)
{
str = get_features (&otf->gsub->FeatureList, &gsub);
str = get_features (&otf->gpos->FeatureList, &gpos);
if (str)
{
- OTF_drive_gpos (otf, &gstring, NULL, NULL, str);
+ OTF_drive_gpos2 (otf, &gstring, NULL, NULL, str);
free (str);
}
}
int prev_width;
int advance = bmp->advance;
- if (! bmp->pixmap)
+ if (gstring.glyphs[i].glyph_id && ! bmp->pixmap)
{
create_pixmap (gstring.glyphs[i].glyph_id);
if (! bmp->pixmap)
continue;
advance = bmp->advance;
}
- switch (g->positioning_type)
+ if (g->positioning_type)
{
- case 0:
- break;
-
- case 1: case 2:
- {
- int format = g->f.f1.format;
-
- if (format & OTF_XPlacement)
- xoff = g->f.f1.value->XPlacement * pixel_size / unitsPerEm;
- if (format & OTF_XPlaDevice)
- xoff += DEVICE_DELTA (g->f.f1.value->XPlaDevice, pixel_size);
- if (format & OTF_YPlacement)
- yoff = g->f.f1.value->YPlacement * pixel_size / unitsPerEm;
- if (format & OTF_YPlaDevice)
- yoff += DEVICE_DELTA (g->f.f1.value->YPlaDevice, pixel_size);
- if (format & OTF_XAdvance)
- advance += g->f.f1.value->XAdvance * pixel_size / unitsPerEm;
- if (format & OTF_XAdvDevice)
- advance += DEVICE_DELTA (g->f.f1.value->XAdvDevice, pixel_size);
- }
- break;
+ while (1)
+ {
+ switch (g->positioning_type)
+ {
+ case 1: case 2:
+ {
+ int format = g->f.f1.format;
+
+ if (format & OTF_XPlacement)
+ xoff = g->f.f1.value->XPlacement * pixel_size / unitsPerEm;
+ if (format & OTF_XPlaDevice)
+ xoff += DEVICE_DELTA (g->f.f1.value->XPlaDevice, pixel_size);
+ if (format & OTF_YPlacement)
+ yoff = g->f.f1.value->YPlacement * pixel_size / unitsPerEm;
+ if (format & OTF_YPlaDevice)
+ yoff += DEVICE_DELTA (g->f.f1.value->YPlaDevice, pixel_size);
+ if (format & OTF_XAdvance)
+ advance += g->f.f1.value->XAdvance * pixel_size / unitsPerEm;
+ if (format & OTF_XAdvDevice)
+ advance += DEVICE_DELTA (g->f.f1.value->XAdvDevice,
+ pixel_size);
+ }
+ break;
- case 3:
- /* Not yet supported. */
- break;
- case 4: case 5:
- if (! base)
- break;
- prev = base;
- prev_width = base_width;
- goto label_adjust_anchor;
- default: /* i.e. case 6 */
- if (! mark)
- break;
- prev = mark;
- prev_width = 0;
- label_adjust_anchor:
- {
- int base_x, base_y, mark_x, mark_y;
-
- base_x = g->f.f4.base_anchor->XCoordinate * pixel_size / unitsPerEm;
- base_y = g->f.f4.base_anchor->YCoordinate * pixel_size / unitsPerEm;
- mark_x = g->f.f4.mark_anchor->XCoordinate * pixel_size / unitsPerEm;
- mark_y = g->f.f4.mark_anchor->YCoordinate * pixel_size / unitsPerEm;
-
- if (g->f.f4.base_anchor->AnchorFormat != 1)
- adjust_anchor (g->f.f4.base_anchor, face, prev, &base_x, &base_y);
- if (g->f.f4.mark_anchor->AnchorFormat != 1)
- adjust_anchor (g->f.f4.mark_anchor, face, g, &mark_x, &mark_y);
- xoff = (base_x - prev_width) - mark_x;
- yoff = base_y - mark_y;
- }
+ case 3:
+ /* Not yet supported. */
+ break;
+ case 4: case 5:
+ if (! base)
+ break;
+ prev = base;
+ prev_width = base_width;
+ goto label_adjust_anchor;
+ default: /* i.e. case 6 */
+ if (! mark)
+ break;
+ prev = mark;
+ prev_width = 0;
+ label_adjust_anchor:
+ {
+ int base_x, base_y, mark_x, mark_y;
+
+ base_x = g->f.f4.base_anchor->XCoordinate * pixel_size / unitsPerEm;
+ base_y = g->f.f4.base_anchor->YCoordinate * pixel_size / unitsPerEm;
+ mark_x = g->f.f4.mark_anchor->XCoordinate * pixel_size / unitsPerEm;
+ mark_y = g->f.f4.mark_anchor->YCoordinate * pixel_size / unitsPerEm;
+
+ if (g->f.f4.base_anchor->AnchorFormat != 1)
+ adjust_anchor (g->f.f4.base_anchor, face, prev, &base_x, &base_y);
+ if (g->f.f4.mark_anchor->AnchorFormat != 1)
+ adjust_anchor (g->f.f4.mark_anchor, face, g, &mark_x, &mark_y);
+ xoff = (base_x - prev_width) - mark_x;
+ yoff = base_y - mark_y;
+ }
+ }
+ if (i + 1 == gstring.used
+ || gstring.glyphs[i + 1].glyph_id
+ || ! gstring.glyphs[i + 1].positioning_type)
+ break;
+ i++, g++;
+ }
}
-
+
XCopyArea (display, bmp->pixmap, seq_pixmap, gc_or,
glyph_x + bmp->x, glyph_y + bmp->y, bmp->width, bmp->height,
x + bmp->x + xoff, glyph_y + bmp->y - yoff);
XFillRectangle (display, raw_pixmap, gc, 0, 0, render_width, render_height);
for (i = 0, x = glyph_x; i < glyph_rec.n_glyphs; i++)
{
- BitmapRec *bmp = bitmap + glyph_rec.glyphs[i];
- char buf[5];
-
- XCopyArea (display, bmp->pixmap, raw_pixmap, gc,
- 0, 0, glyph_width, glyph_height,
- (glyph_width + 4) * i + 1, 1);
- XDrawRectangle (display, raw_pixmap, gc_set,
- (glyph_width + 4) * i, 0,
- glyph_width + 1, glyph_height + 1);
- XDrawLine (display, raw_pixmap, gc_set,
- (glyph_width + 4) * i + 1 + glyph_x, 1,
- (glyph_width + 4) * i + 1 + glyph_x, glyph_height + 1);
- XDrawLine (display, raw_pixmap, gc_set,
- (glyph_width + 4) * i + 1 + glyph_x + bmp->advance, 1,
- (glyph_width + 4) * i + 1 + glyph_x + bmp->advance,
- glyph_height + 1);
-
- sprintf (buf, "%04X", glyph_rec.codes[i]);
- XDrawString (display, raw_pixmap, gc_inv,
- (glyph_width + 1) * i + 1
- + (glyph_width - XTextWidth (font, buf, 4)) / 2,
- glyph_height + 2 + FONT_HEIGHT, buf, 4);
+ if (glyph_rec.glyphs[i] >= 0)
+ {
+ BitmapRec *bmp = bitmap + glyph_rec.glyphs[i];
+ char buf[5];
+
+ XCopyArea (display, bmp->pixmap, raw_pixmap, gc,
+ 0, 0, glyph_width, glyph_height,
+ (glyph_width + 4) * i + 1, 1);
+ XDrawRectangle (display, raw_pixmap, gc_set,
+ (glyph_width + 4) * i, 0,
+ glyph_width + 1, glyph_height + 1);
+ XDrawLine (display, raw_pixmap, gc_set,
+ (glyph_width + 4) * i + 1 + glyph_x, 1,
+ (glyph_width + 4) * i + 1 + glyph_x, glyph_height + 1);
+ XDrawLine (display, raw_pixmap, gc_set,
+ (glyph_width + 4) * i + 1 + glyph_x + bmp->advance, 1,
+ (glyph_width + 4) * i + 1 + glyph_x + bmp->advance,
+ glyph_height + 1);
+
+ sprintf (buf, "%04X", glyph_rec.codes[i]);
+ XDrawString (display, raw_pixmap, gc_inv,
+ (glyph_width + 4) * i + 1
+ + (glyph_width - XTextWidth (font, buf, 4)) / 2,
+ glyph_height + 2 + FONT_HEIGHT, buf, 4);
+ }
+ else
+ {
+ /* Variation Selector */
+ int idx = - glyph_rec.glyphs[i];
+ char buf[4];
+
+ sprintf (buf, "%03d", idx);
+ XDrawRectangle (display, raw_pixmap, gc_set,
+ (glyph_width + 4) * i, 0,
+ glyph_width + 1, glyph_height + 1);
+ XDrawString (display, raw_pixmap, gc_set,
+ (glyph_width + 4) * i + 1
+ + (glyph_width - XTextWidth (font, "VS", 2)) / 2,
+ 1 + glyph_height / 2, "VS", 2);
+ XDrawString (display, raw_pixmap, gc_set,
+ (glyph_width + 4) * i + 1
+ + (glyph_width - XTextWidth (font, buf, 3)) / 2,
+ 1 + glyph_height / 2 + FONT_ASCENT, buf, 3);
+ }
}
XtSetArg (arg[0], XtNbitmap, raw_pixmap);
XtSetValues (raw_image, arg, 1);
}
void
+UVSProc (Widget w, XtPointer client_data, XtPointer call_data)
+{
+ unsigned idx = (unsigned) client_data;
+ int selector = uvs[idx].c;
+ OTF_VariationSelectorRecord *record;
+ int i;
+
+ if (glyph_rec.n_glyphs >= 64)
+ return;
+ for (i = 0; i < sub14->nRecords; i++)
+ {
+ record = sub14->Records + i;
+ if (record->varSelector == selector)
+ break;
+ }
+ if (i < sub14->nRecords)
+ {
+ if (glyph_rec.n_glyphs > 0
+ && glyph_rec.glyphs[glyph_rec.n_glyphs - 1] < 0)
+ glyph_rec.n_glyphs--;
+ glyph_rec.codes[glyph_rec.n_glyphs] = selector;
+ glyph_rec.glyphs[glyph_rec.n_glyphs++] = - idx - 1;
+ update_render_area ();
+ }
+}
+
+void
RenderProc (Widget w, XtPointer client_data, XtPointer call_data)
{
if ((int) client_data < 0)
{
glyph_rec.codes[glyph_rec.n_glyphs] = glyph_index + (int) client_data;
glyph_rec.glyphs[glyph_rec.n_glyphs++] = index;
+ if (otf)
+ update_uvs_area (glyph_index + (int) client_data);
update_render_area ();
}
}
XtSetArg (arg[6], XtNdefaultDistance, 0);
glyph_area = XtCreateManagedWidget ("glyph-area", formWidgetClass,
frame, arg, 7);
+
XtSetArg (arg[5], XtNfromVert, glyph_area);
+ if (sub14)
+ {
+ Arg arg2[3];
+
+ XtSetArg (arg[6], XtNorientation, XtorientHorizontal);
+ uvs_area = XtCreateManagedWidget ("uvs-area", boxWidgetClass,
+ frame, arg, 7);
+ XtSetArg (arg2[0], XtNborderWidth, 0);
+ XtSetArg (arg2[1], XtNlabel, "Variation Selector: ");
+ uvs_label = XtCreateManagedWidget ("uvs-label", labelWidgetClass,
+ uvs_area, arg2, 2);
+ XtSetArg (arg2[0], XtNborderWidth, 1);
+ for (i = 0; i < sub14->nRecords; i++)
+ {
+ OTF_VariationSelectorRecord *record = sub14->Records + i;;
+ unsigned selector = record->varSelector;
+ unsigned idx;
+ char lbl[4];
+
+ idx = (selector <= 0xFE0F ? selector - 0xFE00
+ : selector - 0xE0100 + 16);
+ if (uvs[idx].c)
+ continue;
+ uvs[idx].c = selector;
+ sprintf (lbl, "%03d", idx + 1);
+ XtSetArg (arg2[1], XtNlabel, lbl);
+ XtSetArg (arg2[2], XtNsensitive, False);
+ uvs[idx].w = XtCreateManagedWidget ("lbl", commandWidgetClass,
+ uvs_area, arg2, 3);
+ XtAddCallback (uvs[idx].w, XtNcallback, UVSProc, (XtPointer) idx);
+ }
+ XtSetArg (arg[5], XtNfromVert, uvs_area);
+ }
render_area = XtCreateManagedWidget ("render-area", formWidgetClass,
frame, arg, 6);
|| (OTF_check_table (otf, "GSUB") < 0
&& OTF_check_table (otf, "GPOS") < 0))
otf = NULL;
+ else
+ for (i = 0; i < otf->cmap->numTables; i++)
+ if (otf->cmap->EncodingRecord[i].subtable.format == 14)
+ {
+ sub14 = otf->cmap->EncodingRecord[i].subtable.f.f14;
+ break;
+ }
}
{
XGCValues values;
gc = XCreateGC (display, none_pixmap, (unsigned long) 0, NULL);
+ XSetFont (display, gc, font->fid);
values.function = GXset;
values.line_width = 1;
gc_set = XCreateGC (display, none_pixmap, valuemask, &values);
+ XSetFont (display, gc_set, font->fid);
values.function = GXor;
gc_or = XCreateGC (display, none_pixmap, valuemask, &values);
values.function = GXcopyInverted;