#include "imager.h"
+#include "imrender.h"
#include <sys/types.h>
#include <sys/stat.h>
#include <stdlib.h>
#ifdef HAVE_LIBT1
-#include <t1lib.h>
#endif
#ifdef HAVE_LIBT1
fontnum = i_t1_new(path_to_pfb, path_to_afm);
- i_t1_bbox(fontnum, points, "foo", 3, int cords[6]);
+ i_t1_bbox(fontnum, points, "foo", 3, i_img_dim cords[BOUNDING_BOX_COUNT]);
rc = i_t1_destroy(fontnum);
#endif
*/
-/*
-=item i_init_fonts()
-
-Initialize font rendering libraries if they are avaliable.
-
-=cut
-*/
-
-undef_int
-i_init_fonts(int t1log) {
- mm_log((1,"Initializing fonts\n"));
-
-#ifdef HAVE_LIBT1
- i_init_t1(t1log);
-#endif
-
-#ifdef HAVE_LIBTT
- i_init_tt();
-#endif
-
-#ifdef HAVE_FT2
- if (!i_ft2_init())
- return 0;
-#endif
-
- return(1); /* FIXME: Always true - check the return values of the init_t1 and init_tt functions */
-}
-
-
-
-
-#ifdef HAVE_LIBT1
-
-static int t1_get_flags(char const *flags);
-static char *t1_from_utf8(char const *in, int len, int *outlen);
-
-static void t1_push_error(void);
-
-static int t1_active_fonts = 0;
-static int t1_initialized = 0;
-
-/*
-=item i_init_t1(t1log)
-
-Initializes the t1lib font rendering engine.
-
-=cut
-*/
-
-undef_int
-i_init_t1(int t1log) {
- int init_flags = IGNORE_CONFIGFILE|IGNORE_FONTDATABASE;
- mm_log((1,"init_t1()\n"));
-
- if (t1_active_fonts) {
- mm_log((1, "Cannot re-initialize T1 - active fonts\n"));
- return 1;
- }
-
- if (t1_initialized) {
- T1_CloseLib();
- }
-
- if (t1log)
- init_flags |= LOGFILE;
- if ((T1_InitLib(init_flags) == NULL)){
- mm_log((1,"Initialization of t1lib failed\n"));
- return(1);
- }
- T1_SetLogLevel(T1LOG_DEBUG);
- i_t1_set_aa(1); /* Default Antialias value */
-
- ++t1_initialized;
-
- return(0);
-}
-
-
-/*
-=item i_close_t1()
-
-Shuts the t1lib font rendering engine down.
-
- This it seems that this function is never used.
-
-=cut
-*/
-
-void
-i_close_t1(void) {
- T1_CloseLib();
- t1_initialized = 0;
-}
-
-
-/*
-=item i_t1_new(pfb, afm)
-
-Loads the fonts with the given filenames, returns its font id
-
- pfb - path to pfb file for font
- afm - path to afm file for font
-
-=cut
-*/
-
-int
-i_t1_new(char *pfb,char *afm) {
- int font_id;
-
- mm_log((1,"i_t1_new(pfb %s,afm %s)\n",pfb,(afm?afm:"NULL")));
- font_id = T1_AddFont(pfb);
- if (font_id<0) {
- mm_log((1,"i_t1_new: Failed to load pfb file '%s' - return code %d.\n",pfb,font_id));
- return font_id;
- }
-
- if (afm != NULL) {
- mm_log((1,"i_t1_new: requesting afm file '%s'.\n",afm));
- if (T1_SetAfmFileName(font_id,afm)<0) mm_log((1,"i_t1_new: afm loading of '%s' failed.\n",afm));
- }
-
- ++t1_active_fonts;
-
- return font_id;
-}
-
-/*
-=item i_t1_destroy(font_id)
-
-Frees resources for a t1 font with given font id.
-
- font_id - number of the font to free
-
-=cut
-*/
-
-int
-i_t1_destroy(int font_id) {
- mm_log((1,"i_t1_destroy(font_id %d)\n",font_id));
-
- --t1_active_fonts;
-
- return T1_DeleteFont(font_id);
-}
-
-
-/*
-=item i_t1_set_aa(st)
-
-Sets the antialiasing level of the t1 library.
-
- st - 0 = NONE, 1 = LOW, 2 = HIGH.
-
-=cut
-*/
-
-void
-i_t1_set_aa(int st) {
- int i;
- unsigned long cst[17];
- switch(st) {
- case 0:
- T1_AASetBitsPerPixel( 8 );
- T1_AASetLevel( T1_AA_NONE );
- T1_AANSetGrayValues( 0, 255 );
- mm_log((1,"setting T1 antialias to none\n"));
- break;
- case 1:
- T1_AASetBitsPerPixel( 8 );
- T1_AASetLevel( T1_AA_LOW );
- T1_AASetGrayValues( 0,65,127,191,255 );
- mm_log((1,"setting T1 antialias to low\n"));
- break;
- case 2:
- T1_AASetBitsPerPixel(8);
- T1_AASetLevel(T1_AA_HIGH);
- for(i=0;i<17;i++) cst[i]=(i*255)/16;
- T1_AAHSetGrayValues( cst );
- mm_log((1,"setting T1 antialias to high\n"));
- }
-}
-
-
-/*
-=item i_t1_cp(im, xb, yb, channel, fontnum, points, str, len, align)
-
-Interface to text rendering into a single channel in an image
-
- im pointer to image structure
- xb x coordinate of start of string
- yb y coordinate of start of string ( see align )
- channel - destination channel
- fontnum - t1 library font id
- points - number of points in fontheight
- str - string to render
- len - string length
- align - (0 - top of font glyph | 1 - baseline )
-
-=cut
-*/
-
-undef_int
-i_t1_cp(i_img *im,int xb,int yb,int channel,int fontnum,float points,char* str,int len,int align, int utf8, char const *flags) {
- GLYPH *glyph;
- int xsize,ysize,x,y;
- i_color val;
- int mod_flags = t1_get_flags(flags);
-
- unsigned int ch_mask_store;
-
- if (im == NULL) { mm_log((1,"i_t1_cp: Null image in input\n")); return(0); }
-
- if (utf8) {
- int worklen;
- char *work = t1_from_utf8(str, len, &worklen);
- glyph=T1_AASetString( fontnum, work, worklen, 0, mod_flags, points, NULL);
- myfree(work);
- }
- else {
- glyph=T1_AASetString( fontnum, str, len, 0, mod_flags, points, NULL);
- }
- if (glyph == NULL)
- return 0;
-
- mm_log((1,"metrics: ascent: %d descent: %d\n",glyph->metrics.ascent,glyph->metrics.descent));
- mm_log((1," leftSideBearing: %d rightSideBearing: %d\n",glyph->metrics.leftSideBearing,glyph->metrics.rightSideBearing));
- mm_log((1," advanceX: %d advanceY: %d\n",glyph->metrics.advanceX,glyph->metrics.advanceY));
- mm_log((1,"bpp: %d\n",glyph->bpp));
-
- xsize=glyph->metrics.rightSideBearing-glyph->metrics.leftSideBearing;
- ysize=glyph->metrics.ascent-glyph->metrics.descent;
-
- mm_log((1,"width: %d height: %d\n",xsize,ysize));
-
- ch_mask_store=im->ch_mask;
- im->ch_mask=1<<channel;
-
- if (align==1) { xb+=glyph->metrics.leftSideBearing; yb-=glyph->metrics.ascent; }
-
- for(y=0;y<ysize;y++) for(x=0;x<xsize;x++) {
- val.channel[channel]=glyph->bits[y*xsize+x];
- i_ppix(im,x+xb,y+yb,&val);
- }
-
- im->ch_mask=ch_mask_store;
- return 1;
-}
-
-static void
-t1_fix_bbox(BBox *bbox, const char *str, int len, int advance,
- int space_position) {
- /* never called with len == 0 */
- if (str[0] == space_position && bbox->llx > 0)
- bbox->llx = 0;
- if (str[len-1] == space_position && bbox->urx < advance)
- bbox->urx = advance;
- if (bbox->lly > bbox->ury)
- bbox->lly = bbox->ury = 0;
-}
-
-/*
-=item i_t1_bbox(handle, fontnum, points, str, len, cords)
-
-function to get a strings bounding box given the font id and sizes
-
- handle - pointer to font handle
- fontnum - t1 library font id
- points - number of points in fontheight
- str - string to measure
- len - string length
- cords - the bounding box (modified in place)
-
-=cut
-*/
-
-int
-i_t1_bbox(int fontnum,float points,const char *str,int len,int cords[6], int utf8,char const *flags) {
- BBox bbox;
- BBox gbbox;
- int mod_flags = t1_get_flags(flags);
- int advance;
- int space_position = T1_GetEncodingIndex(fontnum, "space");
-
- mm_log((1,"i_t1_bbox(fontnum %d,points %.2f,str '%.*s', len %d)\n",fontnum,points,len,str,len));
- T1_LoadFont(fontnum); /* FIXME: Here a return code is ignored - haw haw haw */
-
- if (len == 0) {
- /* len == 0 has special meaning to T1lib, but it means there's
- nothing to draw, so return that */
- bbox.llx = bbox.lly = bbox.urx = bbox.ury = 0;
- advance = 0;
- }
- else {
- if (utf8) {
- int worklen;
- char *work = t1_from_utf8(str, len, &worklen);
- advance = T1_GetStringWidth(fontnum, work, worklen, 0, mod_flags);
- bbox = T1_GetStringBBox(fontnum,work,worklen,0,mod_flags);
- t1_fix_bbox(&bbox, work, worklen, advance, space_position);
- myfree(work);
- }
- else {
- advance = T1_GetStringWidth(fontnum, (char *)str, len, 0, mod_flags);
- bbox = T1_GetStringBBox(fontnum,(char *)str,len,0,mod_flags);
- t1_fix_bbox(&bbox, str, len, advance, space_position);
- }
- }
- gbbox = T1_GetFontBBox(fontnum);
-
- mm_log((1,"bbox: (%d,%d,%d,%d)\n",
- (int)(bbox.llx*points/1000),
- (int)(gbbox.lly*points/1000),
- (int)(bbox.urx*points/1000),
- (int)(gbbox.ury*points/1000),
- (int)(bbox.lly*points/1000),
- (int)(bbox.ury*points/1000) ));
-
-
- cords[BBOX_NEG_WIDTH]=((float)bbox.llx*points)/1000;
- cords[BBOX_POS_WIDTH]=((float)bbox.urx*points)/1000;
-
- cords[BBOX_GLOBAL_DESCENT]=((float)gbbox.lly*points)/1000;
- cords[BBOX_GLOBAL_ASCENT]=((float)gbbox.ury*points)/1000;
-
- cords[BBOX_DESCENT]=((float)bbox.lly*points)/1000;
- cords[BBOX_ASCENT]=((float)bbox.ury*points)/1000;
-
- cords[BBOX_ADVANCE_WIDTH] = ((float)advance * points)/1000;
- cords[BBOX_RIGHT_BEARING] =
- cords[BBOX_ADVANCE_WIDTH] - cords[BBOX_POS_WIDTH];
-
- return BBOX_RIGHT_BEARING+1;
-}
-
-
-/*
-=item i_t1_text(im, xb, yb, cl, fontnum, points, str, len, align)
-
-Interface to text rendering in a single color onto an image
-
- im - pointer to image structure
- xb - x coordinate of start of string
- yb - y coordinate of start of string ( see align )
- cl - color to draw the text in
- fontnum - t1 library font id
- points - number of points in fontheight
- str - char pointer to string to render
- len - string length
- align - (0 - top of font glyph | 1 - baseline )
-
-=cut
-*/
-
-undef_int
-i_t1_text(i_img *im,int xb,int yb,const i_color *cl,int fontnum,float points,const char* str,int len,int align, int utf8, char const *flags) {
- GLYPH *glyph;
- int xsize,ysize,x,y,ch;
- i_color val;
- unsigned char c,i;
- int mod_flags = t1_get_flags(flags);
-
- if (im == NULL) { mm_log((1,"i_t1_cp: Null image in input\n")); return(0); }
-
- if (utf8) {
- int worklen;
- char *work = t1_from_utf8(str, len, &worklen);
- glyph=T1_AASetString( fontnum, work, worklen, 0, mod_flags, points, NULL);
- myfree(work);
- }
- else {
- /* T1_AASetString() accepts a char * not a const char */
- glyph=T1_AASetString( fontnum, (char *)str, len, 0, mod_flags, points, NULL);
- }
- if (glyph == NULL)
- return 0;
-
- mm_log((1,"metrics: ascent: %d descent: %d\n",glyph->metrics.ascent,glyph->metrics.descent));
- mm_log((1," leftSideBearing: %d rightSideBearing: %d\n",glyph->metrics.leftSideBearing,glyph->metrics.rightSideBearing));
- mm_log((1," advanceX: %d advanceY: %d\n",glyph->metrics.advanceX,glyph->metrics.advanceY));
- mm_log((1,"bpp: %d\n",glyph->bpp));
-
- xsize=glyph->metrics.rightSideBearing-glyph->metrics.leftSideBearing;
- ysize=glyph->metrics.ascent-glyph->metrics.descent;
-
- mm_log((1,"width: %d height: %d\n",xsize,ysize));
-
- if (align==1) { xb+=glyph->metrics.leftSideBearing; yb-=glyph->metrics.ascent; }
-
- for(y=0;y<ysize;y++) for(x=0;x<xsize;x++) {
- c=glyph->bits[y*xsize+x];
- i=255-c;
- i_gpix(im,x+xb,y+yb,&val);
- for(ch=0;ch<im->channels;ch++) val.channel[ch]=(c*cl->channel[ch]+i*val.channel[ch])/255;
- i_ppix(im,x+xb,y+yb,&val);
- }
- return 1;
-}
-
-/*
-=item t1_get_flags(flags)
-
-Processes the characters in I<flags> to create a mod_flags value used
-by some T1Lib functions.
-
-=cut
- */
-static int
-t1_get_flags(char const *flags) {
- int mod_flags = T1_KERNING;
-
- while (*flags) {
- switch (*flags++) {
- case 'u': case 'U': mod_flags |= T1_UNDERLINE; break;
- case 'o': case 'O': mod_flags |= T1_OVERLINE; break;
- case 's': case 'S': mod_flags |= T1_OVERSTRIKE; break;
- /* ignore anything we don't recognize */
- }
- }
-
- return mod_flags;
-}
-
-/*
-=item t1_from_utf8(char const *in, int len, int *outlen)
-
-Produces an unencoded version of I<in> by dropping any Unicode
-character over 255.
-
-Returns a newly allocated buffer which should be freed with myfree().
-Sets *outlen to the number of bytes used in the output string.
-
-=cut
-*/
-
-static char *
-t1_from_utf8(char const *in, int len, int *outlen) {
- /* at this point len is from a perl SV, so can't approach MAXINT */
- char *out = mymalloc(len+1); /* checked 5Nov05 tonyc */
- char *p = out;
- unsigned long c;
-
- while (len) {
- c = i_utf8_advance(&in, &len);
- if (c == ~0UL) {
- myfree(out);
- i_push_error(0, "invalid UTF8 character");
- return 0;
- }
- /* yeah, just drop them */
- if (c < 0x100) {
- *p++ = (char)c;
- }
- }
- *p = '\0';
- *outlen = p - out;
-
- return out;
-}
-
-/*
-=item i_t1_has_chars(font_num, text, len, utf8, out)
-
-Check if the given characters are defined by the font. Note that len
-is the number of bytes, not the number of characters (when utf8 is
-non-zero).
-
-out[char index] will be true if the character exists.
-
-Accepts UTF-8, but since T1 can only have 256 characters, any chars
-with values over 255 will simply be returned as false.
-
-Returns the number of characters that were checked.
-
-=cut
-*/
-
-int
-i_t1_has_chars(int font_num, const char *text, int len, int utf8,
- char *out) {
- int count = 0;
-
- mm_log((1, "i_t1_has_chars(font_num %d, text %p, len %d, utf8 %d)\n",
- font_num, text, len, utf8));
-
- i_clear_error();
- if (T1_LoadFont(font_num)) {
- t1_push_error();
- return 0;
- }
-
- while (len) {
- unsigned long c;
- if (utf8) {
- c = i_utf8_advance(&text, &len);
- if (c == ~0UL) {
- i_push_error(0, "invalid UTF8 character");
- return 0;
- }
- }
- else {
- c = (unsigned char)*text++;
- --len;
- }
-
- if (c >= 0x100) {
- /* limit of 256 characters for T1 */
- *out++ = 0;
- }
- else {
- char const * name = T1_GetCharName(font_num, (unsigned char)c);
-
- if (name) {
- *out++ = strcmp(name, ".notdef") != 0;
- }
- else {
- mm_log((2, " No name found for character %lx\n", c));
- *out++ = 0;
- }
- }
- ++count;
- }
-
- return count;
-}
-
-/*
-=item i_t1_face_name(font_num, name_buf, name_buf_size)
-
-Copies the face name of the given C<font_num> to C<name_buf>. Returns
-the number of characters required to store the name (which can be
-larger than C<name_buf_size>, including the space required to store
-the terminating NUL).
-
-If name_buf is too small (as specified by name_buf_size) then the name
-will be truncated. name_buf will always be NUL termintaed.
-
-=cut
-*/
-
-int
-i_t1_face_name(int font_num, char *name_buf, size_t name_buf_size) {
- char *name;
-
- T1_errno = 0;
- if (T1_LoadFont(font_num)) {
- t1_push_error();
- return 0;
- }
- name = T1_GetFontName(font_num);
-
- if (name) {
- strncpy(name_buf, name, name_buf_size);
- name_buf[name_buf_size-1] = '\0';
- return strlen(name) + 1;
- }
- else {
- t1_push_error();
- return 0;
- }
-}
-
-int
-i_t1_glyph_name(int font_num, unsigned long ch, char *name_buf,
- size_t name_buf_size) {
- char *name;
-
- i_clear_error();
- if (ch > 0xFF) {
- return 0;
- }
- if (T1_LoadFont(font_num)) {
- t1_push_error();
- return 0;
- }
- name = T1_GetCharName(font_num, (unsigned char)ch);
- if (name) {
- if (strcmp(name, ".notdef")) {
- strncpy(name_buf, name, name_buf_size);
- name_buf[name_buf_size-1] = '\0';
- return strlen(name) + 1;
- }
- else {
- return 0;
- }
- }
- else {
- t1_push_error();
- return 0;
- }
-}
-
-static void
-t1_push_error(void) {
- switch (T1_errno) {
- case 0:
- i_push_error(0, "No error");
- break;
-
-#ifdef T1ERR_SCAN_FONT_FORMAT
- case T1ERR_SCAN_FONT_FORMAT:
- i_push_error(T1ERR_SCAN_FONT_FORMAT, "SCAN_FONT_FORMAT");
- break;
-#endif
-
-#ifdef T1ERR_SCAN_FILE_OPEN_ERR
- case T1ERR_SCAN_FILE_OPEN_ERR:
- i_push_error(T1ERR_SCAN_FILE_OPEN_ERR, "SCAN_FILE_OPEN_ERR");
- break;
-#endif
-
-#ifdef T1ERR_SCAN_OUT_OF_MEMORY
- case T1ERR_SCAN_OUT_OF_MEMORY:
- i_push_error(T1ERR_SCAN_OUT_OF_MEMORY, "SCAN_OUT_OF_MEMORY");
- break;
-#endif
-
-#ifdef T1ERR_SCAN_ERROR
- case T1ERR_SCAN_ERROR:
- i_push_error(T1ERR_SCAN_ERROR, "SCAN_ERROR");
- break;
-#endif
-
-#ifdef T1ERR_SCAN_FILE_EOF
- case T1ERR_SCAN_FILE_EOF:
- i_push_error(T1ERR_SCAN_FILE_EOF, "SCAN_FILE_EOF");
- break;
-#endif
-
-#ifdef T1ERR_PATH_ERROR
- case T1ERR_PATH_ERROR:
- i_push_error(T1ERR_PATH_ERROR, "PATH_ERROR");
- break;
-#endif
-
-#ifdef T1ERR_PARSE_ERROR
- case T1ERR_PARSE_ERROR:
- i_push_error(T1ERR_PARSE_ERROR, "PARSE_ERROR");
- break;
-#endif
-
-#ifdef T1ERR_TYPE1_ABORT
- case T1ERR_TYPE1_ABORT:
- i_push_error(T1ERR_TYPE1_ABORT, "TYPE1_ABORT");
- break;
-#endif
-
-#ifdef T1ERR_INVALID_FONTID
- case T1ERR_INVALID_FONTID:
- i_push_error(T1ERR_INVALID_FONTID, "INVALID_FONTID");
- break;
-#endif
-
-#ifdef T1ERR_INVALID_PARAMETER
- case T1ERR_INVALID_PARAMETER:
- i_push_error(T1ERR_INVALID_PARAMETER, "INVALID_PARAMETER");
- break;
-#endif
-
-#ifdef T1ERR_OP_NOT_PERMITTED
- case T1ERR_OP_NOT_PERMITTED:
- i_push_error(T1ERR_OP_NOT_PERMITTED, "OP_NOT_PERMITTED");
- break;
-#endif
-
-#ifdef T1ERR_ALLOC_MEM
- case T1ERR_ALLOC_MEM:
- i_push_error(T1ERR_ALLOC_MEM, "ALLOC_MEM");
- break;
-#endif
-
-#ifdef T1ERR_FILE_OPEN_ERR
- case T1ERR_FILE_OPEN_ERR:
- i_push_error(T1ERR_FILE_OPEN_ERR, "FILE_OPEN_ERR");
- break;
-#endif
-
-#ifdef T1ERR_UNSPECIFIED
- case T1ERR_UNSPECIFIED:
- i_push_error(T1ERR_UNSPECIFIED, "UNSPECIFIED");
- break;
-#endif
-
-#ifdef T1ERR_NO_AFM_DATA
- case T1ERR_NO_AFM_DATA:
- i_push_error(T1ERR_NO_AFM_DATA, "NO_AFM_DATA");
- break;
-#endif
-
-#ifdef T1ERR_X11
- case T1ERR_X11:
- i_push_error(T1ERR_X11, "X11");
- break;
-#endif
-
-#ifdef T1ERR_COMPOSITE_CHAR
- case T1ERR_COMPOSITE_CHAR:
- i_push_error(T1ERR_COMPOSITE_CHAR, "COMPOSITE_CHAR");
- break;
-#endif
-
- default:
- i_push_errorf(T1_errno, "unknown error %d", (int)T1_errno);
- }
-}
-
-#endif /* HAVE_LIBT1 */
-
/* Truetype font support */
#ifdef HAVE_LIBTT
TT_Glyph_Metrics gmetrics[256];
i_tt_glyph_entry glyphs[256];
int smooth;
- int ptsize;
int order;
+ i_img_dim ptsize;
};
typedef struct TT_Instancehandle_ TT_Instancehandle;
/* Prototypes */
-static int i_tt_get_instance( TT_Fonthandle *handle, int points, int smooth );
-static void i_tt_init_raster_map( TT_Raster_Map* bit, int width, int height, int smooth );
+static int i_tt_get_instance( TT_Fonthandle *handle, i_img_dim points, int smooth );
+static void i_tt_init_raster_map( TT_Raster_Map* bit, i_img_dim width, i_img_dim height, int smooth );
static void i_tt_done_raster_map( TT_Raster_Map *bit );
static void i_tt_clear_raster_map( TT_Raster_Map* bit );
-static void i_tt_blit_or( TT_Raster_Map *dst, TT_Raster_Map *src,int x_off, int y_off );
+static void i_tt_blit_or( TT_Raster_Map *dst, TT_Raster_Map *src,i_img_dim x_off, i_img_dim y_off );
static int i_tt_get_glyph( TT_Fonthandle *handle, int inst, unsigned long j );
static void
i_tt_render_glyph( TT_Glyph glyph, TT_Glyph_Metrics* gmetrics,
TT_Raster_Map *bit, TT_Raster_Map *small_bit,
- int x_off, int y_off, int smooth );
+ i_img_dim x_off, i_img_dim y_off, int smooth );
static int
i_tt_render_all_glyphs( TT_Fonthandle *handle, int inst, TT_Raster_Map *bit,
- TT_Raster_Map *small_bit, int cords[6],
- char const* txt, int len, int smooth, int utf8 );
-static void i_tt_dump_raster_map2( i_img* im, TT_Raster_Map* bit, int xb, int yb, const i_color *cl, int smooth );
-static void i_tt_dump_raster_map_channel( i_img* im, TT_Raster_Map* bit, int xb, int yb, int channel, int smooth );
+ TT_Raster_Map *small_bit, i_img_dim cords[6],
+ char const* txt, size_t len, int smooth, int utf8 );
+static void i_tt_dump_raster_map2( i_img* im, TT_Raster_Map* bit, i_img_dim xb, i_img_dim yb, const i_color *cl, int smooth );
+static void i_tt_dump_raster_map_channel( i_img* im, TT_Raster_Map* bit, i_img_dim xb, i_img_dim yb, int channel, int smooth );
static int
-i_tt_rasterize( TT_Fonthandle *handle, TT_Raster_Map *bit, int cords[6],
- float points, char const* txt, int len, int smooth, int utf8 );
-static undef_int i_tt_bbox_inst( TT_Fonthandle *handle, int inst ,const char *txt, int len, int cords[6], int utf8 );
+i_tt_rasterize( TT_Fonthandle *handle, TT_Raster_Map *bit, i_img_dim cords[6],
+ double points, char const* txt, size_t len, int smooth, int utf8 );
+static undef_int i_tt_bbox_inst( TT_Fonthandle *handle, int inst ,const char *txt, size_t len, i_img_dim cords[6], int utf8 );
/* static globals needed */
+static int TT_initialized = 0;
static TT_Engine engine;
static int LTT_dpi = 72; /* FIXME: this ought to be a part of the call interface */
static int LTT_hinted = 1; /* FIXME: this too */
=cut
*/
-undef_int
-i_init_tt() {
+static undef_int
+i_init_tt(void) {
TT_Error error;
+ TT_Byte palette[] = { 0, 64, 127, 191, 255 };
+
+ i_clear_error();
+
mm_log((1,"init_tt()\n"));
error = TT_Init_FreeType( &engine );
if ( error ){
- mm_log((1,"Initialization of freetype failed, code = 0x%x\n",error));
+ mm_log((1,"Initialization of freetype failed, code = 0x%x\n",
+ (unsigned)error));
+ i_tt_push_error(error);
+ i_push_error(0, "Could not initialize freetype 1.x");
return(1);
}
#ifdef FTXPOST
error = TT_Init_Post_Extension( engine );
if (error) {
- mm_log((1, "Initialization of Post extension failed = 0x%x\n", error));
+ mm_log((1, "Initialization of Post extension failed = 0x%x\n",
+ (unsigned)error));
+
+ i_tt_push_error(error);
+ i_push_error(0, "Could not initialize FT 1.x POST extension");
return 1;
}
#endif
+ error = TT_Set_Raster_Gray_Palette(engine, palette);
+ if (error) {
+ mm_log((1, "Initialization of gray levels failed = 0x%x\n",
+ (unsigned)error));
+ i_tt_push_error(error);
+ i_push_error(0, "Could not initialize FT 1.x POST extension");
+ return 1;
+ }
+
+ TT_initialized = 1;
+
return(0);
}
static
int
-i_tt_get_instance( TT_Fonthandle *handle, int points, int smooth ) {
+i_tt_get_instance( TT_Fonthandle *handle, i_img_dim points, int smooth ) {
int i,idx;
TT_Error error;
- mm_log((1,"i_tt_get_instance(handle 0x%X, points %d, smooth %d)\n",
- handle,points,smooth));
+ mm_log((1,"i_tt_get_instance(handle %p, points %" i_DF ", smooth %d)\n",
+ handle, i_DFc(points), smooth));
if (smooth == -1) { /* Smooth doesn't matter for this search */
for(i=0;i<TT_CHC;i++) {
}
mm_log((1,"i_tt_get_instance: lru item is %d\n",idx));
- mm_log((1,"i_tt_get_instance: lru pointer 0x%X\n",
+ mm_log((1,"i_tt_get_instance: lru pointer %p\n",
USTRCT(handle->instanceh[idx].instance) ));
if ( USTRCT(handle->instanceh[idx].instance) ) {
( error = TT_Set_Instance_CharSize( handle->instanceh[idx].instance, points*64 ) ) );
if ( error ) {
- mm_log((1, "Could not create and initialize instance: error 0x%x.\n",error ));
+ mm_log((1, "Could not create and initialize instance: error %x.\n",
+ (unsigned)error ));
return -1;
}
unsigned short i,n;
unsigned short platform,encoding;
+ if (!TT_initialized && i_init_tt()) {
+ i_push_error(0, "Could not initialize FT1 engine");
+ return NULL;
+ }
+
i_clear_error();
mm_log((1,"i_tt_new(fontname '%s')\n",fontname));
}
else {
mm_log((1, "Error while opening %s, error code = 0x%x.\n",fontname,
- error ));
+ (unsigned)error ));
}
i_tt_push_error(error);
return NULL;
handle->loaded_names = 0;
#endif
- mm_log((1,"i_tt_new <- 0x%X\n",handle));
+ mm_log((1,"i_tt_new <- %p\n",handle));
return handle;
}
static
void
-i_tt_init_raster_map( TT_Raster_Map* bit, int width, int height, int smooth ) {
+i_tt_init_raster_map( TT_Raster_Map* bit, i_img_dim width, i_img_dim height, int smooth ) {
- mm_log((1,"i_tt_init_raster_map( bit 08x%08X, width %d, height %d, smooth %d)\n", bit, width, height, smooth));
+ mm_log((1,"i_tt_init_raster_map( bit %p, width %" i_DF ", height %" i_DF
+ ", smooth %d)\n", bit, i_DFc(width), i_DFc(height), smooth));
bit->rows = height;
bit->width = ( width + 3 ) & -4;
bit->width, bit->rows);
}
- mm_log((1,"i_tt_init_raster_map: bit->width %d, bit->cols %d, bit->rows %d, bit->size %d)\n", bit->width, bit->cols, bit->rows, bit->size ));
+ mm_log((1,"i_tt_init_raster_map: bit->width %d, bit->cols %d, bit->rows %d, bit->size %ld)\n", bit->width, bit->cols, bit->rows, bit->size ));
bit->bitmap = (void *) mymalloc( bit->size ); /* checked 6Nov05 tonyc */
if ( !bit->bitmap ) i_fatal(0,"Not enough memory to allocate bitmap (%d)!\n",bit->size );
static
void
-i_tt_blit_or( TT_Raster_Map *dst, TT_Raster_Map *src,int x_off, int y_off ) {
- int x, y;
- int x1, x2, y1, y2;
- char *s, *d;
+i_tt_blit_or( TT_Raster_Map *dst, TT_Raster_Map *src,i_img_dim x_off, i_img_dim y_off ) {
+ i_img_dim x, y;
+ i_img_dim x1, x2, y1, y2;
+ unsigned char *s, *d;
x1 = x_off < 0 ? -x_off : 0;
y1 = y_off < 0 ? -y_off : 0;
/* do the real work now */
for ( y = y1; y < y2; ++y ) {
- s = ( (char*)src->bitmap ) + y * src->cols + x1;
- d = ( (char*)dst->bitmap ) + ( y + y_off ) * dst->cols + x1 + x_off;
+ s = ( (unsigned char*)src->bitmap ) + y * src->cols + x1;
+ d = ( (unsigned char*)dst->bitmap ) + ( y + y_off ) * dst->cols + x1 + x_off;
for ( x = x1; x < x2; ++x ) {
if (*s > *d)
unsigned short load_flags, code;
TT_Error error;
- mm_log((1, "i_tt_get_glyph(handle 0x%X, inst %d, j %d (%c))\n",
- handle,inst,j, ((j >= ' ' && j <= '~') ? j : '.')));
+ mm_log((1, "i_tt_get_glyph(handle %p, inst %d, j %lu (%c))\n",
+ handle,inst,j, (int)((j >= ' ' && j <= '~') ? j : '.')));
/*mm_log((1, "handle->instanceh[inst].glyphs[j]=0x%08X\n",handle->instanceh[inst].glyphs[j] ));*/
if ( TT_VALID(handle->instanceh[inst].glyphs[TT_HASH(j)].glyph)
&& handle->instanceh[inst].glyphs[TT_HASH(j)].ch == j) {
- mm_log((1,"i_tt_get_glyph: %d in cache\n",j));
+ mm_log((1,"i_tt_get_glyph: %lu in cache\n",j));
return 1;
}
} else code = TT_Char_Index( handle->char_map, j );
if ( (error = TT_New_Glyph( handle->face, &handle->instanceh[inst].glyphs[TT_HASH(j)].glyph)) ) {
- mm_log((1, "Cannot allocate and load glyph: error 0x%x.\n", error ));
+ mm_log((1, "Cannot allocate and load glyph: error %#x.\n", (unsigned)error ));
i_push_error(error, "TT_New_Glyph()");
return 0;
}
if ( (error = TT_Load_Glyph( handle->instanceh[inst].instance, handle->instanceh[inst].glyphs[TT_HASH(j)].glyph, code, load_flags)) ) {
- mm_log((1, "Cannot allocate and load glyph: error 0x%x.\n", error ));
+ mm_log((1, "Cannot allocate and load glyph: error %#x.\n", (unsigned)error ));
/* Don't leak */
TT_Done_Glyph( handle->instanceh[inst].glyphs[TT_HASH(j)].glyph );
USTRCT( handle->instanceh[inst].glyphs[TT_HASH(j)].glyph ) = NULL;
error = TT_Get_Glyph_Metrics( handle->instanceh[inst].glyphs[TT_HASH(j)].glyph,
&handle->instanceh[inst].gmetrics[TT_HASH(j)] );
if (error) {
- mm_log((1, "TT_Get_Glyph_Metrics: error 0x%x.\n", error ));
+ mm_log((1, "TT_Get_Glyph_Metrics: error %#x.\n", (unsigned)error ));
TT_Done_Glyph( handle->instanceh[inst].glyphs[TT_HASH(j)].glyph );
USTRCT( handle->instanceh[inst].glyphs[TT_HASH(j)].glyph ) = NULL;
handle->instanceh[inst].glyphs[TT_HASH(j)].ch = TT_NOCHAR;
=cut
*/
-int
-i_tt_has_chars(TT_Fonthandle *handle, char const *text, int len, int utf8,
+size_t
+i_tt_has_chars(TT_Fonthandle *handle, char const *text, size_t len, int utf8,
char *out) {
- int count = 0;
- mm_log((1, "i_tt_has_chars(handle %p, text %p, len %d, utf8 %d)\n",
- handle, text, len, utf8));
+ size_t count = 0;
+ mm_log((1, "i_tt_has_chars(handle %p, text %p, len %ld, utf8 %d)\n",
+ handle, text, (long)len, utf8));
while (len) {
unsigned long c;
static
void
-i_tt_render_glyph( TT_Glyph glyph, TT_Glyph_Metrics* gmetrics, TT_Raster_Map *bit, TT_Raster_Map *small_bit, int x_off, int y_off, int smooth ) {
+i_tt_render_glyph( TT_Glyph glyph, TT_Glyph_Metrics* gmetrics, TT_Raster_Map *bit, TT_Raster_Map *small_bit, i_img_dim x_off, i_img_dim y_off, int smooth ) {
- mm_log((1,"i_tt_render_glyph(glyph 0x0%X, gmetrics 0x0%X, bit 0x%X, small_bit 0x%X, x_off %d, y_off %d, smooth %d)\n",
- USTRCT(glyph), gmetrics, bit, small_bit, x_off,y_off,smooth));
+ mm_log((1,"i_tt_render_glyph(glyph %p, gmetrics %p, bit %p, small_bit %p, x_off %" i_DF ", y_off %" i_DF ", smooth %d)\n",
+ USTRCT(glyph), gmetrics, bit, small_bit, i_DFc(x_off),
+ i_DFc(y_off), smooth));
if ( !smooth ) TT_Get_Glyph_Bitmap( glyph, bit, x_off * 64, y_off * 64);
else {
static
int
i_tt_render_all_glyphs( TT_Fonthandle *handle, int inst, TT_Raster_Map *bit,
- TT_Raster_Map *small_bit, int cords[6],
- char const* txt, int len, int smooth, int utf8 ) {
+ TT_Raster_Map *small_bit, i_img_dim cords[6],
+ char const* txt, size_t len, int smooth, int utf8 ) {
unsigned long j;
TT_F26Dot6 x,y;
- mm_log((1,"i_tt_render_all_glyphs( handle 0x%X, inst %d, bit 0x%X, small_bit 0x%X, txt '%.*s', len %d, smooth %d, utf8 %d)\n",
- handle, inst, bit, small_bit, len, txt, len, smooth, utf8));
+ mm_log((1,"i_tt_render_all_glyphs( handle %p, inst %d, bit %p, small_bit %p, txt '%.*s', len %ld, smooth %d, utf8 %d)\n",
+ handle, inst, bit, small_bit, (int)len, txt, (long)len, smooth, utf8));
/*
y=-( handle->properties.horizontal->Descender * handle->instanceh[inst].imetrics.y_ppem )/(handle->properties.header->Units_Per_EM);
static
void
-i_tt_dump_raster_map2( i_img* im, TT_Raster_Map* bit, int xb, int yb, const i_color *cl, int smooth ) {
- char *bmap;
- i_color val;
- int c, i, ch, x, y;
- mm_log((1,"i_tt_dump_raster_map2(im 0x%x, bit 0x%X, xb %d, yb %d, cl 0x%X)\n",im,bit,xb,yb,cl));
+i_tt_dump_raster_map2( i_img* im, TT_Raster_Map* bit, i_img_dim xb, i_img_dim yb, const i_color *cl, int smooth ) {
+ unsigned char *bmap;
+ i_img_dim x, y;
+ mm_log((1,"i_tt_dump_raster_map2(im %p, bit %p, xb %" i_DF ", yb %" i_DF ", cl %p)\n",
+ im, bit, i_DFc(xb), i_DFc(yb), cl));
- bmap = (char *)bit->bitmap;
+ bmap = bit->bitmap;
if ( smooth ) {
- for(y=0;y<bit->rows;y++) for(x=0;x<bit->width;x++) {
- c=(255*bmap[y*(bit->cols)+x])/4;
- i=255-c;
- i_gpix(im,x+xb,y+yb,&val);
- for(ch=0;ch<im->channels;ch++) val.channel[ch]=(c*cl->channel[ch]+i*val.channel[ch])/255;
- i_ppix(im,x+xb,y+yb,&val);
+ i_render r;
+ i_render_init(&r, im, bit->cols);
+ for(y=0;y<bit->rows;y++) {
+ i_render_color(&r, xb, yb+y, bit->cols, bmap + y*bit->cols, cl);
}
-
+ i_render_done(&r);
} else {
-
- for(y=0;y<bit->rows;y++) for(x=0;x<bit->width;x++) {
- c=( bmap[y*bit->cols+x/8] & (128>>(x%8)) ) ? 255 : 0;
- i=255-c;
- i_gpix(im,x+xb,y+yb,&val);
- for(ch=0;ch<im->channels;ch++) val.channel[ch]=(c*cl->channel[ch]+i*val.channel[ch])/255;
- i_ppix(im,x+xb,y+yb,&val);
+ for(y=0;y<bit->rows;y++) {
+ unsigned mask = 0x80;
+ unsigned char *p = bmap + y * bit->cols;
+
+ for(x = 0; x < bit->width; x++) {
+ if (*p & mask) {
+ i_ppix(im, x+xb, y+yb, cl);
+ }
+ mask >>= 1;
+ if (!mask) {
+ mask = 0x80;
+ ++p;
+ }
+ }
}
}
static
void
-i_tt_dump_raster_map_channel( i_img* im, TT_Raster_Map* bit, int xb, int yb, int channel, int smooth ) {
- char *bmap;
+i_tt_dump_raster_map_channel( i_img* im, TT_Raster_Map* bit, i_img_dim xb, i_img_dim yb, int channel, int smooth ) {
+ unsigned char *bmap;
i_color val;
- int c,x,y;
+ int c;
+ i_img_dim x,y;
+ int old_mask = im->ch_mask;
+ im->ch_mask = 1 << channel;
- mm_log((1,"i_tt_dump_raster_channel(im 0x%x, bit 0x%X, xb %d, yb %d, channel %d)\n",im,bit,xb,yb,channel));
+ mm_log((1,"i_tt_dump_raster_channel(im %p, bit %p, xb %" i_DF ", yb %" i_DF ", channel %d)\n",
+ im, bit, i_DFc(xb), i_DFc(yb), channel));
- bmap = (char *)bit->bitmap;
+ bmap = bit->bitmap;
if ( smooth ) {
for(y=0;y<bit->rows;y++) for(x=0;x<bit->width;x++) {
- c=(255*bmap[y*(bit->cols)+x])/4;
- i_gpix(im,x+xb,y+yb,&val);
- val.channel[channel]=c;
+ c = bmap[y*(bit->cols)+x];
+ val.channel[channel] = c;
i_ppix(im,x+xb,y+yb,&val);
}
} else {
- for(y=0;y<bit->rows;y++) for(x=0;x<bit->width;x++) {
- c=( bmap[y*bit->cols+x/8] & (128>>(x%8)) ) ? 255 : 0;
- i_gpix(im,x+xb,y+yb,&val);
- val.channel[channel]=c;
- i_ppix(im,x+xb,y+yb,&val);
+ for(y=0;y<bit->rows;y++) {
+ unsigned mask = 0x80;
+ unsigned char *p = bmap + y * bit->cols;
+
+ for(x=0;x<bit->width;x++) {
+ val.channel[channel] = (*p & mask) ? 255 : 0;
+ i_ppix(im,x+xb,y+yb,&val);
+
+ mask >>= 1;
+ if (!mask) {
+ ++p;
+ mask = 0x80;
+ }
+ }
}
}
+ im->ch_mask = old_mask;
}
static
int
-i_tt_rasterize( TT_Fonthandle *handle, TT_Raster_Map *bit, int cords[6], float points, char const* txt, int len, int smooth, int utf8 ) {
+i_tt_rasterize( TT_Fonthandle *handle, TT_Raster_Map *bit, i_img_dim cords[6], double points, char const* txt, size_t len, int smooth, int utf8 ) {
int inst;
- int width, height;
+ i_img_dim width, height;
TT_Raster_Map small_bit;
/* find or install an instance */
width = cords[2]-cords[0];
height = cords[5]-cords[4];
- mm_log((1,"i_tt_rasterize: width=%d, height=%d\n",width, height ));
+ mm_log((1,"i_tt_rasterize: width=%" i_DF ", height=%" i_DF "\n",
+ i_DFc(width), i_DFc(height) ));
i_tt_init_raster_map ( bit, width, height, smooth );
i_tt_clear_raster_map( bit );
*/
undef_int
-i_tt_cp( TT_Fonthandle *handle, i_img *im, int xb, int yb, int channel, float points, char const* txt, int len, int smooth, int utf8, int align ) {
+i_tt_cp( TT_Fonthandle *handle, i_img *im, i_img_dim xb, i_img_dim yb, int channel, double points, char const* txt, size_t len, int smooth, int utf8, int align ) {
- int cords[BOUNDING_BOX_COUNT];
- int ascent, st_offset, y;
+ i_img_dim cords[BOUNDING_BOX_COUNT];
+ i_img_dim ascent, st_offset, y;
TT_Raster_Map bit;
i_clear_error();
*/
undef_int
-i_tt_text( TT_Fonthandle *handle, i_img *im, int xb, int yb, const i_color *cl, float points, char const* txt, int len, int smooth, int utf8, int align) {
- int cords[BOUNDING_BOX_COUNT];
- int ascent, st_offset, y;
+i_tt_text( TT_Fonthandle *handle, i_img *im, i_img_dim xb, i_img_dim yb, const i_color *cl, double points, char const* txt, size_t len, int smooth, int utf8, int align) {
+ i_img_dim cords[BOUNDING_BOX_COUNT];
+ i_img_dim ascent, st_offset, y;
TT_Raster_Map bit;
i_clear_error();
static
undef_int
-i_tt_bbox_inst( TT_Fonthandle *handle, int inst ,const char *txt, int len, int cords[BOUNDING_BOX_COUNT], int utf8 ) {
+i_tt_bbox_inst( TT_Fonthandle *handle, int inst ,const char *txt, size_t len, i_img_dim cords[BOUNDING_BOX_COUNT], int utf8 ) {
int upm, casc, cdesc, first;
int start = 0;
- int width = 0;
+ i_img_dim width = 0;
int gdescent = 0;
int gascent = 0;
int descent = 0;
unsigned char *ustr;
ustr=(unsigned char*)txt;
- mm_log((1,"i_tt_box_inst(handle 0x%X,inst %d,txt '%.*s', len %d, utf8 %d)\n",handle,inst,len,txt,len, utf8));
+ mm_log((1,"i_tt_box_inst(handle %p,inst %d,txt '%.*s', len %ld, utf8 %d)\n",
+ handle, inst, (int)len, txt, (long)len, utf8));
upm = handle->properties.header->Units_Per_EM;
gascent = ( handle->properties.horizontal->Ascender * handle->instanceh[inst].imetrics.y_ppem + upm - 1) / upm;
cdesc = (gm->bbox.yMin-63) / 64;
mm_log((1, "i_tt_box_inst: glyph='%c' casc=%d cdesc=%d\n",
- ((j >= ' ' && j <= '~') ? j : '.'), casc, cdesc));
+ (int)((j >= ' ' && j <= '~') ? j : '.'), casc, cdesc));
if (first) {
start = gm->bbox.xMin / 64;
*/
undef_int
-i_tt_bbox( TT_Fonthandle *handle, float points,const char *txt,int len,int cords[6], int utf8) {
+i_tt_bbox( TT_Fonthandle *handle, double points,const char *txt,size_t len,i_img_dim cords[6], int utf8) {
int inst;
i_clear_error();
- mm_log((1,"i_tt_box(handle 0x%X,points %f,txt '%.*s', len %d, utf8 %d)\n",handle,points,len,txt,len, utf8));
+ mm_log((1,"i_tt_box(handle %p,points %f,txt '%.*s', len %ld, utf8 %d)\n",
+ handle, points, (int)len, txt, (long)len, utf8));
if ( (inst=i_tt_get_instance(handle,points,-1)) < 0) {
i_push_errorf(0, "i_tt_get_instance(%g)", points);
=cut
*/
-int
+size_t
i_tt_face_name(TT_Fonthandle *handle, char *name_buf, size_t name_buf_size) {
TT_Face_Properties props;
int name_count;
printf("'%s'\n", name);
}
}
+ fflush(stdout);
}
-int
+size_t
i_tt_glyph_name(TT_Fonthandle *handle, unsigned long ch, char *name_buf,
size_t name_buf_size) {
#ifdef FTXPOST
}
if (handle->load_cond) {
- i_push_errorf(rc, "error loading names (%d)", handle->load_cond);
+ i_push_errorf(handle->load_cond, "error loading names (%#x)",
+ (unsigned)handle->load_cond);
return 0;
}
projects / imager.git / blobdiff