X-Git-Url: http://git.chise.org/gitweb/?a=blobdiff_plain;f=src%2Fdraw.c;h=c4d3c4a26a232873d657f035fdf119b7678d109f;hb=d1e2822c1e429dc953137dc8bfaa7e1cb7b95015;hp=4f0f887e3daa93f78a438de05cbe63dadae83144;hpb=ab3e766fc09fe47c4dc0d931906bf8ab513ad4ba;p=m17n%2Fm17n-lib.git diff --git a/src/draw.c b/src/draw.c index 4f0f887..c4d3c4a 100644 --- a/src/draw.c +++ b/src/draw.c @@ -31,7 +31,7 @@ appearance of M-texts, i.e. font size, color, underline, etc. The drawing format of M-texts can be controlled in a variety of - ways, which provides powerful 2-dimensional layouting + ways, which provides powerful 2-dimensional layout facility. */ /***ja @@ -40,12 +40,11 @@ m17n-gui API ¤Ë¤Ï¡¢M-text ¤òɽ¼¨¤¹¤ë¤¿¤á¤Î´Ø¿ô¤¬ÍÑ°Õ¤µ¤ì¤Æ¤¤¤ë¡£ - ɽ¼¨¤ËÍѤ¤¤é¤ì¤ë¥Õ¥©¥ó¥È¤Ï¡¢¥Õ¥©¥ó¥È¥»¥Ã¥È¤È face ¥×¥í¥Ñ¥Æ¥£¤Ë´ð¤Å - ¤¤¤Æ¼«Æ°Åª¤Ë·èÄꤵ¤ì¤ë¡£¤Þ¤¿¡¢¥Õ¥©¥ó¥È¤Î¥µ¥¤¥º¤ä¿§¤ä²¼Àþ¤Ê¤É¤Î¸«±É - ¤¨¤â face ¤Ë¤è¤Ã¤Æ·è¤Þ¤ë¡£ + ɽ¼¨¤ËÍѤ¤¤é¤ì¤ë¥Õ¥©¥ó¥È¤Ï¡¢¥Õ¥©¥ó¥È¥»¥Ã¥È¤È face + ¤Î¥×¥í¥Ñ¥Æ¥£¤Ë´ð¤Å¤¤¤Æ¼«Æ°Åª¤Ë·èÄꤵ¤ì¤ë¡£¤Þ¤¿¡¢¥Õ¥©¥ó¥È¤Î¥µ¥¤¥º¤ä¿§¤ä²¼Àþ¤Ê¤É¤Î¸«±É¤¨¤â + face ¤Ë¤è¤Ã¤Æ·è¤Þ¤ë¡£ - M-text ¤ÎÉÁ²è¥Õ¥©¡¼¥Þ¥Ã¥È¤Ï¿ÍͤÊÊýË¡¤ÇÀ©¸æ¤Ç¤­¤ë¤Î¤Ç¡¢¶¯ÎϤÊÆó¼¡ - ¸µ¥ì¥¤¥¢¥¦¥Èµ¡Ç½¤¬¼Â¸½¤Ç¤­¤ë¡£ + M-text ¤ÎÉÁ²è¥Õ¥©¡¼¥Þ¥Ã¥È¤Ï¿ÍͤÊÊýË¡¤ÇÀ©¸æ¤Ç¤­¤ë¤Î¤Ç¡¢¶¯ÎϤÊÆ󼡸µ¥ì¥¤¥¢¥¦¥Èµ¡Ç½¤¬¼Â¸½¤Ç¤­¤ë¡£ */ /*=*/ @@ -65,6 +64,7 @@ #include "m17n-misc.h" #include "internal.h" #include "symbol.h" +#include "mtext.h" #include "textprop.h" #include "internal-gui.h" #include "face.h" @@ -84,6 +84,10 @@ static MSymbol Minherited; /* Special categories */ static MSymbol McatCc, McatCf; +static MCharTable *linebreak_table; +static MSymbol M_break_at_space, M_break_at_word, M_break_at_any; +static MSymbol M_kinsoku_bol, M_kinsoku_eol; + /* Glyph-string composer. */ @@ -223,9 +227,9 @@ reorder_combining_chars (MGlyphString *gstring, int from, int to) /** Scan M-text MT from FROM to TO, and compose glyphs in GSTRING for displaying them on FRAME. - This function fills members , , , , , - of glyphs. The other members are filled by - layout_glyph_string. */ + This function fills these members: + pos, to, c, code, rface, bidi_level, categories, type, combining_code + The other members are filled by layout_glyph_string. */ static void compose_glyph_string (MFrame *frame, MText *mt, int from, int to, @@ -233,50 +237,112 @@ compose_glyph_string (MFrame *frame, MText *mt, int from, int to, { MRealizedFace *default_rface = frame->rface; int stop, face_change, language_change, charset_change; - MGlyph g_tmp, *g; + MGlyph g_tmp, *g, *last_g; int pos; MSymbol language = Mnil, script = Mnil, charset = Mnil; MSymbol non_latin_script = Mnil; MRealizedFace *rface = default_rface; + MRealizedFont *rfont; int size = gstring->control.fixed_width; int i; - int last; MLIST_RESET (gstring); gstring->from = from; - /* At first generate glyphs while using the member as a - flag for rface re-checking. */ + /* At first generate glyphs with , , , , + and members.*/ INIT_GLYPH (g_tmp); /** Put anchor glyphs at the head and tail. */ g_tmp.type = GLYPH_ANCHOR; g_tmp.pos = g_tmp.to = from; - g_tmp.c = 0; APPEND_GLYPH (gstring, g_tmp); - - stop = face_change = charset_change = language_change = pos = from; - last = 0; + stop = face_change = pos = from; while (1) { int c; - MSymbol this_script; + MSymbol category; + + if (pos == stop) + { + if (pos == to) + break; + if (pos == face_change) + { + if (pos < mtext_nchars (mt)) + { + MFace *faces[64]; + int num = mtext_get_prop_values (mt, pos, Mface, + (void **) faces, 64); + + mtext_prop_range (mt, Mface, pos, NULL, &face_change, 1); + if (face_change == mtext_nchars (mt)) + face_change++; + rface = (num > 0 ? mface__realize (frame, faces, num, size) + : default_rface); + } + else + rface = default_rface; + } + stop = to; + if (stop > face_change) + stop = face_change; + } if (pos < mtext_nchars (mt)) c = mtext_ref_char (mt, pos); else c = '\n'; - g_tmp.category = mchar_get_prop (c, Mcategory); - if (c < 0x100) + g_tmp.type + = (c == ' ' || c == '\n' || c == '\t') ? GLYPH_SPACE : GLYPH_CHAR; + g_tmp.c = c; + g_tmp.pos = pos++; + g_tmp.to = pos; + g_tmp.rface = rface; + category = mchar_get_prop (c, Mcategory); + if (category == McatCf) + g_tmp.category = GLYPH_CATEGORY_FORMATTER; + else if (category != Mnil && MSYMBOL_NAME (category)[0] == 'M') + g_tmp.category = GLYPH_CATEGORY_MODIFIER; + else + g_tmp.category = GLYPH_CATEGORY_NORMAL; + + if ((c <= ' ' || c == 127) && g_tmp.type == GLYPH_CHAR) { - /* Short cut for the obvious case. */ - g_tmp.type = (c == ' ' || c == '\n' || c == '\t' - ? GLYPH_SPACE : GLYPH_CHAR); - this_script = Mlatin; + MGlyph ctrl[2]; + + ctrl[0] = ctrl[1] = g_tmp; + ctrl[0].c = '^'; + ctrl[1].c = c < ' ' ? c + 0x40 : '?'; + APPEND_GLYPH (gstring, ctrl[0]); + APPEND_GLYPH (gstring, ctrl[1]); } else + APPEND_GLYPH (gstring, g_tmp); + if (c == '\n' && gstring->control.two_dimensional) + break; + } + /* Append an anchor glyph. */ + INIT_GLYPH (g_tmp); + g_tmp.type = GLYPH_ANCHOR; + g_tmp.pos = g_tmp.to = pos; + APPEND_GLYPH (gstring, g_tmp); + gstring->to = pos; + + /* The next loop is to change each member for non-ASCII + characters if necessary. */ + stop = charset_change = language_change = from; + rfont = default_rface->rfont; + for (last_g = g = MGLYPH (1); g->type != GLYPH_ANCHOR; g++) + { + int c = g->c; + MSymbol this_script; + + if (c < 0x100) + /* Short cut for the obvious case. */ + this_script = Mlatin; + else { - g_tmp.type = GLYPH_CHAR; this_script = (MSymbol) mchar_get_prop (c, Mscript); if (this_script == Minherited || this_script == Mnil) this_script = script; @@ -286,12 +352,12 @@ compose_glyph_string (MFrame *frame, MText *mt, int from, int to, { /* Search forward for a character that explicitly specifies a non-latin script. */ - int c1; MSymbol sym; + MGlyph *g1; - for (i = pos + 1; i < to; i++) - if ((c1 = mtext_ref_char (mt, i)) >= 0x100 - && (sym = mchar_get_prop (c1, Mscript)) != Mnil + for (g1 = g + 1; g1->type != GLYPH_ANCHOR; g1++) + if (g1->c >= 0x100 + && (sym = mchar_get_prop (g1->c, Mscript)) != Mnil && sym != Minherited) { this_script = sym; @@ -300,20 +366,16 @@ compose_glyph_string (MFrame *frame, MText *mt, int from, int to, } } - if (pos == stop || script != this_script - || MGLYPH (last)->type != g_tmp.type) + pos = g->pos; + if (pos == stop || script != this_script || g->rface->rfont != rfont) { - g = MGLYPH (last); - if (g->type != GLYPH_ANCHOR) - while (g < gstring->glyphs + gstring->used) - g = mface__for_chars (script, language, charset, - g, gstring->glyphs + gstring->used, size); - if (pos == to) - break; - last = gstring->used; + while (last_g < g) + last_g = mface__for_chars (script, language, charset, + last_g, g, size); script = this_script; if (script != Mnil && script != Mlatin) non_latin_script = script; + rfont = g->rface->ascii_rface->rfont; if (pos == stop) { if (pos < mtext_nchars (mt) && pos == language_change) @@ -328,63 +390,20 @@ compose_glyph_string (MFrame *frame, MText *mt, int from, int to, mtext_prop_range (mt, Mcharset, pos, NULL, &charset_change, 0); } - if (pos < mtext_nchars (mt) && pos == face_change) - { - MFace *faces[64]; - int num = mtext_get_prop_values (mt, pos, Mface, - (void **) faces, 64); - - mtext_prop_range (mt, Mface, pos, NULL, &face_change, 1); - rface = (num > 0 - ? mface__realize (frame, faces, num, - language, charset, size) - : default_rface); - } stop = to; if (stop > language_change) stop = language_change; if (stop > charset_change) stop = charset_change; - if (face_change < stop) - stop = face_change; } } - - g_tmp.c = c; - g_tmp.pos = pos++; - g_tmp.to = pos; - g_tmp.rface = rface; - - if ((c <= 32 || c == 127) && g_tmp.type == GLYPH_CHAR) - { - MGlyph ctrl[2]; - - ctrl[0] = ctrl[1] = g_tmp; - ctrl[0].c = '^'; - ctrl[1].c = c < ' ' ? c + 0x40 : '?'; - mface__for_chars (Mlatin, language, charset, ctrl, ctrl + 2, size); - APPEND_GLYPH (gstring, ctrl[0]); - APPEND_GLYPH (gstring, ctrl[1]); - } - else - APPEND_GLYPH (gstring, g_tmp); - if (c == '\n' - && gstring->control.two_dimensional) - break; } + while (last_g < g) + last_g = mface__for_chars (script, language, charset, last_g, g, size); - /* Append an anchor glyph. */ - g_tmp.type = GLYPH_ANCHOR; - g_tmp.c = 0; - g_tmp.code = MCHAR_INVALID_CODE; - g_tmp.pos = g_tmp.to = pos; - g_tmp.rface = NULL; - APPEND_GLYPH (gstring, g_tmp); - - gstring->to = pos; - - /* Next, run FLT if necessary. */ - for (i = 1, g = MGLYPH (i); g->type != GLYPH_ANCHOR;) + /* The next loop is to run FLT or perform the default combining if + necessary. */ + for (i = 1, g = MGLYPH (1); g->type != GLYPH_ANCHOR;) { MGlyph *this = g; @@ -399,7 +418,7 @@ compose_glyph_string (MFrame *frame, MText *mt, int from, int to, for (prev = MGLYPH (start - 1); (prev->type == GLYPH_CHAR - && prev->category == McatCf + && prev->category == GLYPH_CATEGORY_FORMATTER && (code = mfont__encode_char (this->rface->rfont, prev->c) != MCHAR_INVALID_CODE)); start--, prev--) @@ -408,7 +427,7 @@ compose_glyph_string (MFrame *frame, MText *mt, int from, int to, for (g++; (g->type == GLYPH_CHAR && (g->rface->rfont == this->rface->rfont - || (g->category == McatCf + || (g->category == GLYPH_CATEGORY_FORMATTER && ((code = mfont__encode_char (this->rface->rfont, g->c)) != MCHAR_INVALID_CODE)))); @@ -424,8 +443,7 @@ compose_glyph_string (MFrame *frame, MText *mt, int from, int to, { while (this->type == GLYPH_CHAR && this->c >= 0x100 - && this->category - && MSYMBOL_NAME (this->category)[0] == 'M' + && this->category == GLYPH_CATEGORY_MODIFIER && this->rface->rfont && this->rface->rfont->layouter == Mnil) { @@ -770,7 +788,7 @@ layout_glyph_string (MFrame *frame, MGlyphString *gstring) } } - if (g->category == McatCf && ignore_formatting_char) + if (g->category == GLYPH_CATEGORY_FORMATTER && ignore_formatting_char) g->type = GLYPH_SPACE; if (g->type == GLYPH_CHAR) @@ -785,7 +803,8 @@ layout_glyph_string (MFrame *frame, MGlyphString *gstring) || box != g->rface->box || ((fromg->code == MCHAR_INVALID_CODE) != (g->code == MCHAR_INVALID_CODE)) - || (g->category == McatCf && ignore_formatting_char)) + || (g->category == GLYPH_CATEGORY_FORMATTER + && ignore_formatting_char)) break; if (rfont && fromg->code != MCHAR_INVALID_CODE) { @@ -1436,7 +1455,33 @@ alloc_gstring (MFrame *frame, MText *mt, int pos, MDrawControl *control, if (pos == mt->nchars) { + MGlyph *g; + gstring = &scratch_gstring; + if (gstring->size == 0) + { + MGlyph g_tmp; + + INIT_GLYPH (g_tmp); + g_tmp.type = GLYPH_ANCHOR; + APPEND_GLYPH (gstring, g_tmp); + APPEND_GLYPH (gstring, g_tmp); + APPEND_GLYPH (gstring, g_tmp); + gstring->glyphs[1].type = GLYPH_SPACE; + gstring->glyphs[1].c = '\n'; + gstring->glyphs[1].code = '\n'; + } + gstring->from = pos; + g = MGLYPH (0); + g->rface = frame->rface; + g->pos = g->to = pos; + g++; + g->rface = frame->rface; + g->pos = pos++, g->to = pos; + g++; + g->rface = frame->rface; + g->pos = g->to = pos; + gstring->to = pos; } else { @@ -1491,7 +1536,7 @@ truncate_gstring (MFrame *frame, MText *mt, MGlyphString *gstring) if (gstring->control.line_break) { pos = (*gstring->control.line_break) (mt, gstring->from + i, - gstring->from, gstring->to, 0, 0); + gstring->from, gstring->from + i, 0, 0); if (pos <= gstring->from) pos = gstring->from + 1; else if (pos >= gstring->to) @@ -1574,15 +1619,20 @@ get_gstring (MFrame *frame, MText *mt, int pos, int to, MDrawControl *control) int beg, end; int line = 0, y = 0; - beg = mtext_character (mt, pos, 0, '\n'); - if (beg < 0) - beg = 0; + if (pos < mtext_nchars (mt)) + { + beg = mtext_character (mt, pos, 0, '\n'); + if (beg < 0) + beg = 0; + else + beg++; + } else - beg++; + beg = pos; end = mtext_nchars (mt) + (control->cursor_width != 0); - gstring = alloc_gstring (frame, mt, beg, control, line, y); - compose_glyph_string (frame, mt, beg, end, gstring); + if (beg < mtext_nchars (mt)) + compose_glyph_string (frame, mt, beg, end, gstring); layout_glyph_string (frame, gstring); end = gstring->to; if (gstring->width_limit @@ -1692,6 +1742,100 @@ find_glyph_in_gstring (MGlyphString *gstring, int pos, int forwardp) return g; } +#define GET_LB_TYPE(MT, POS, LB_TYPE) \ + do { \ + int c = mtext_ref_char ((MT), (POS)); \ + (LB_TYPE) = ((c == ' ' || c == '\t' || c == '\n') ? M_kinsoku_bol \ + : mchartable_lookup (linebreak_table, c)); \ + } while (0) + +static int +find_break_backward (MText *mt, int pos, int limit) +{ + MSymbol lb_type; + + if (pos <= limit) + return limit; + + GET_LB_TYPE (mt, pos, lb_type); + if (lb_type == M_kinsoku_bol) + return find_break_backward (mt, pos - 1, limit); + if (lb_type == Mnil) + { + while (pos > limit) + { + GET_LB_TYPE (mt, pos - 1, lb_type); + if (lb_type != Mnil) + break; + pos--; + } + } + else if (lb_type == M_break_at_word) + { + int beg = limit, end = mtext_nchars (mt); + int in_word = mtext__word_segment (mt, pos, &beg, &end); + + if (in_word) + pos = beg; + else if (beg > limit) + { + end = beg; + beg = limit; + mtext__word_segment (mt, beg - 1, &beg, &end); + pos = beg; + } + } + while (pos > limit) + { + GET_LB_TYPE (mt, pos - 1, lb_type); + if (lb_type != M_kinsoku_eol) + return pos; + pos--; + } + return limit; +} + +static int +find_break_forward (MText *mt, int pos, int limit) +{ + MSymbol lb_type; + + GET_LB_TYPE (mt, pos, lb_type); + if (lb_type == Mnil) + { + while (pos < limit) + { + pos++; + GET_LB_TYPE (mt, pos, lb_type); + } + } + else if (lb_type == M_break_at_word) + { + int beg = 0, end = mtext_nchars (mt); + int in_word = mtext__word_segment (mt, pos, &beg, &end); + + if (! in_word) + pos = end; + else if (end < limit) + { + beg = end; + pos = end = mtext_nchars (mt); + mtext__word_segment (mt, pos, &beg, &end); + pos = end; + } + } + else if (lb_type == M_kinsoku_bol) + pos++; + while (pos < limit) + { + GET_LB_TYPE (mt, pos, lb_type); + if (lb_type != M_kinsoku_bol) + return pos; + pos++; + } + return limit; +} + /* for debugging... */ char work[16]; @@ -1781,6 +1925,12 @@ mdraw__init () fribidi_set_mirroring (TRUE); #endif + M_break_at_space = msymbol ("bs"); + M_break_at_word = msymbol ("bw"); + M_break_at_any = msymbol ("ba"); + M_kinsoku_bol = msymbol ("kb"); + M_kinsoku_eol = msymbol ("ke"); + return 0; } @@ -1788,6 +1938,8 @@ void mdraw__fini () { MLIST_FREE1 (&scratch_gstring, glyphs); + M17N_OBJECT_UNREF (linebreak_table); + linebreak_table = NULL; } /*** @} */ @@ -1843,7 +1995,7 @@ mdraw__fini () of the script and language. If no entry is found, proceed to the next step. - If an entry is found, use one of the fonts in the entry that + If an entry is found, use one of the fonts in the entry that has a glyph for the character and that matches best with the face properties. If no such font exists, proceed to the next step. @@ -1873,67 +2025,57 @@ mdraw__fini () @brief ¥¦¥£¥ó¥É¥¦¤Ë M-text ¤òÉÁ²è¤¹¤ë. ´Ø¿ô mdraw_text () ¤Ï¡¢¥Õ¥ì¡¼¥à $FRAME ¤Î¥¦¥£¥ó¥É¥¦ $WIN ¤ÎºÂɸ - ($X, $Y) ¤Ë¡¢M-text $MT ¤Î $FROM ¤«¤é $TO ¤Þ¤Ç¤Î¥Æ¥­¥¹¥È¤ò - ÉÁ²è¤¹¤ë¡£ + ($X, $Y) ¤Ë¡¢M-text $MT ¤Î $FROM ¤«¤é $TO ¤Þ¤Ç¤Î¥Æ¥­¥¹¥È¤òÉÁ²è¤¹¤ë¡£ ¥Æ¥­¥¹¥È¤Î¸«±É¤¨¡Ê¥Õ¥©¥ó¥È¡¢¥¹¥¿¥¤¥ë¡¢¿§¤Ê¤É¡Ë¤Ï¡¢¥­¡¼¤¬ @c Mface - ¤Ç¤¢¤ë¥Æ¥­¥¹¥È¥×¥í¥Ñ¥Æ¥£¤ÎÃͤˤè¤Ã¤Æ·è¤Þ¤ë¡£M-text ¤Î°ìÉô¤¢¤ë¤¤¤Ï - Á´Éô¤Ë¤½¤Î¤è¤¦¤Ê¥Æ¥­¥¹¥È¥×¥í¥Ñ¥Æ¥£¤¬ÉÕ¤¤¤Æ¤¤¤Ê¤¤¾ì¹ç¤Ë¤Ï¡¢$FRAME - ¤Î¥Ç¥Õ¥©¥ë¥È¥Õ¥§¡¼¥¹¤¬ÍѤ¤¤é¤ì¤ë¡£ + ¤Ç¤¢¤ë¥Æ¥­¥¹¥È¥×¥í¥Ñ¥Æ¥£¤ÎÃͤˤè¤Ã¤Æ·è¤Þ¤ë¡£M-text + ¤Î°ìÉô¤¢¤ë¤¤¤ÏÁ´Éô¤Ë¤½¤Î¤è¤¦¤Ê¥Æ¥­¥¹¥È¥×¥í¥Ñ¥Æ¥£¤¬ÉÕ¤¤¤Æ¤¤¤Ê¤¤¾ì¹ç¤Ë¤Ï¡¢$FRAME + ¤Î¥Ç¥Õ¥©¥ë¥È¥Õ¥§¡¼¥¹¤òÂå¤ï¤ê¤ËÍѤ¤¤ë¡£ - M-text ¤Î³Æʸ»ú¤òɽ¼¨¤¹¤ë¥Õ¥©¥ó¥È¤Ï¡¢¥Õ¥§¡¼¥¹¤Î fontset ¥×¥í¥Ñ¥Æ¥£ - ¤ÎÃͤ«¤é°Ê²¼¤Î¥¢¥ë¥´¥ê¥º¥à¤ÇÁª¤Ð¤ì¤ë¡£ + M-text ¤Î³Æʸ»ú¤òɽ¼¨¤¹¤ë¥Õ¥©¥ó¥È¤Ï¡¢¥Õ¥§¡¼¥¹¤Î fontset + ¥×¥í¥Ñ¥Æ¥£¤ÎÃͤΤ¦¤Á¤«¤é¡¢°Ê²¼¤Î¥¢¥ë¥´¥ê¥º¥à¤ÇÁª¤Ð¤ì¤ë¡£
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If $OVERALL_LOGICAL_RETURN is not @c NULL, this function also - computes the bounding box that provides mininum spacing to other + computes the bounding box that provides minimum spacing to other graphical features (such as surrounding box) for the M-text, and stores the results in the members of the structure pointed to by $OVERALL_LOGICAL_RETURN. If $OVERALL_LINE_RETURN is not @c NULL, this function also - computes the bounding box that provides mininum spacing to the + computes the bounding box that provides minimum spacing to the other M-text drawn, and stores the results in the members of the structure pointed to by $OVERALL_LINE_RETURN. This is a union of $OVERALL_INK_RETURN and $OVERALL_LOGICAL_RETURN if the members @@ -2102,31 +2242,31 @@ mdraw_text_with_control (MFrame *frame, MDrawWindow win, int x, int y, /***ja @brief ¥Æ¥­¥¹¥È¤ÎÉý¡Ê¥Ô¥¯¥»¥ëñ°Ì¡Ë¤ò·×»»¤¹¤ë. - ´Ø¿ô mdraw_text_extents () ¤Ï¡¢´Ø¿ô mdraw_text_with_control () ¤¬ - ÉÁ²èÀ©¸æ¥ª¥Ö¥¸¥§¥¯¥È $CONTROL ¤òÍѤ¤¤Æ M-text $MT ¤Î $FROM ¤«¤é $TO + ´Ø¿ô mdraw_text_extents () ¤Ï¡¢´Ø¿ô mdraw_text_with_control () + ¤¬ÉÁ²èÀ©¸æ¥ª¥Ö¥¸¥§¥¯¥È $CONTROL ¤òÍѤ¤¤Æ M-text $MT ¤Î $FROM ¤«¤é $TO ¤Þ¤Ç¤ò¥Õ¥ì¡¼¥à $FRAME ¤Ëɽ¼¨¤¹¤ëºÝ¤ËɬÍפȤʤëÉý¤òÊÖ¤¹¡£ - $OVERALL_INK_RETURN ¤¬ @c NULL ¤Ç¤Ê¤±¤ì¤Ð¡¢¤³¤Î´Ø¿ô¤Ï M-text ¤Îʸ - »ú¤Î¥¤¥ó¥¯¤Î¥Ð¥¦¥ó¥Ç¥£¥ó¥°¥Ü¥Ã¥¯¥¹¤â·×»»¤·¡¢$OVERALL_INK_RETURN ¤¬ - »Ø¤¹¹½Â¤ÂΤΥá¥ó¥Ð¤Ë¤½¤Î·ë²Ì¤òÀßÄꤹ¤ë¡£M-text ¤Ë°Ï¤ßÏÈ(surrounding box) + $OVERALL_INK_RETURN ¤¬ @c NULL ¤Ç¤Ê¤±¤ì¤Ð¡¢¤³¤Î´Ø¿ô¤Ï M-text + ¤Îʸ»ú¤Î¥¤¥ó¥¯¤Î¥Ð¥¦¥ó¥Ç¥£¥ó¥°¥Ü¥Ã¥¯¥¹¤â·×»»¤·¡¢$OVERALL_INK_RETURN + ¤¬»Ø¤¹¹½Â¤ÂΤΥá¥ó¥Ð¤Ë¤½¤Î·ë²Ì¤òÀßÄꤹ¤ë¡£M-text ¤Ë°Ï¤ßÏÈ (surrounding box) ¤ò»ØÄꤹ¤ë¥Õ¥§¡¼¥¹¤¬¤¢¤ì¤Ð¡¢¤½¤ì¤â¥Ð¥¦¥ó¥Ç¥£¥ó¥°¥Ü¥Ã¥¯¥¹¤Ë´Þ¤à¡£ $OVERALL_LOGICAL_RETURN ¤¬ @c NULL ¤Ç¤Ê¤±¤ì¤Ð¡¢¤³¤Î´Ø¿ô¤Ï M-text - ¤È¾¤Î graphical feature ¡Ê°Ï¤ßÏȤʤɡˤȤδ֤κǾ®¤Î¥¹¥Ú¡¼¥¹¤ò¼¨ - ¤¹¥Ð¥¦¥ó¥Ç¥£¥ó¥°¥Ü¥Ã¥¯¥¹¤â·×»»¤·¡¢$OVERALL_LOGICAL_RETURN ¤¬»Ø¤¹¹½ - ¤ÂΤΥá¥ó¥Ð¤Ë¤½¤Î·ë²Ì¤òÀßÄꤹ¤ë¡£ + ¤È¾¤Î graphical feature ¡Ê°Ï¤ßÏÈ¤Ê¤É¡Ë + ¤È¤Î´Ö¤ÎºÇ¾®¤Î¥¹¥Ú¡¼¥¹¤ò¼¨¤¹¥Ð¥¦¥ó¥Ç¥£¥ó¥°¥Ü¥Ã¥¯¥¹¤â·×»»¤·¡¢$OVERALL_LOGICAL_RETURN + ¤¬»Ø¤¹¹½Â¤ÂΤΥá¥ó¥Ð¤Ë¤½¤Î·ë²Ì¤òÀßÄꤹ¤ë¡£ $OVERALL_LINE_RETURN ¤¬ @c NULL ¤Ç¤Ê¤±¤ì¤Ð¡¢¤³¤Î´Ø¿ô¤Ï¾¤Î M-text ¤È¤Î´Ö¤ÎºÇ¾®¤Î¥¹¥Ú¡¼¥¹¤ò¼¨¤¹¥Ð¥¦¥ó¥Ç¥£¥ó¥°¥Ü¥Ã¥¯¥¹¤â·×»»¤·¡¢ - $OVERALL_LINE_RETURN ¤¬»Ø¤¹¹½Â¤ÂΤΥá¥ó¥Ð¤Ë¤½¤Î·ë²Ì¤òÀßÄꤹ¤ë¡£¥ª - ¥Ö¥¸¥§¥¯¥È $CONTROL ¤Î¥á¥ó¥Ð min_line_ascent, min_line_descent, + $OVERALL_LINE_RETURN ¤¬»Ø¤¹¹½Â¤ÂΤΥá¥ó¥Ð¤Ë¤½¤Î·ë²Ì¤òÀßÄꤹ¤ë¡£¥ª¥Ö¥¸¥§¥¯¥È + $CONTROL ¤Î¥á¥ó¥Ð min_line_ascent, min_line_descent, max_line_ascent, max_line_descent ¤¬¤¹¤Ù¤Æ0¤Î»þ¤Ë¤Ï¡¢¤³¤ÎÃÍ¤Ï $OVERALL_INK_RETURN ¤È$OVERALL_LOGICAL_RETURN ¤ÎϤȤʤ롣 - @return ¤³¤Î´Ø¿ô¤Ïɽ¼¨¤ËɬÍפʥƥ­¥¹¥È¤ÎÉý¤ò¥Ô¥¯¥»¥ëñ°Ì¤ÇÊÖ¤¹¡£ - $CONTROL->two_dimensional ¤¬0¤Ç¤Ê¤¯¡¢¥Æ¥­¥¹¥È¤¬Ê£¿ô¤Î¹Ô¤ËÅϤäÆÉÁ - ¤«¤ì¤ë¾ì¹ç¤Ë¤Ï¡¢ºÇÂç¤ÎÉý¤òÊÖ¤¹¡£¥¨¥é¡¼¤¬À¸¤¸¤¿¾ì¹ç¤Ï -1 ¤òÊÖ¤·¡¢³° - ÉôÊÑ¿ô #merror_code ¤Ë¥¨¥é¡¼¥³¡¼¥É¤òÀßÄꤹ¤ë¡£ + @return + ¤³¤Î´Ø¿ô¤Ïɽ¼¨¤ËɬÍפʥƥ­¥¹¥È¤ÎÉý¤ò¥Ô¥¯¥»¥ëñ°Ì¤ÇÊÖ¤¹¡£$CONTROL->two_dimensional + ¤¬0¤Ç¤Ê¤¯¡¢¥Æ¥­¥¹¥È¤¬Ê£¿ô¤Î¹Ô¤ËÅϤäÆÉÁ¤«¤ì¤ë¾ì¹ç¤Ë¤Ï¡¢ºÇÂç¤ÎÉý¤òÊÖ¤¹¡£¥¨¥é¡¼¤¬À¸¤¸¤¿¾ì¹ç¤Ï + -1 ¤òÊÖ¤·¡¢³°ÉôÊÑ¿ô #merror_code ¤Ë¥¨¥é¡¼¥³¡¼¥É¤òÀßÄꤹ¤ë¡£ @latexonly \IPAlabel{mdraw_text_extents} @endlatexonly */ @@ -2242,15 +2382,14 @@ mdraw_text_extents (MFrame *frame, /***ja @brief M-text ¤Î³Æʸ»ú¤Îɽ¼¨ÈϰϤò·×»»¤¹¤ë. - ´Ø¿ô mdraw_text_per_char_extents () ¤Ï¡¢´Ø¿ô - mdraw_text_with_control () ¤¬ÉÁ²èÀ©¸æ¥ª¥Ö¥¸¥§¥¯¥È $CONTROL ¤òÍѤ¤ - ¤Æ M-text $MT ¤Î $FROM ¤«¤é $TO ¤Þ¤Ç¤ò¥Õ¥ì¡¼¥à $FRAME ¤Ëɽ¼¨¤¹¤ëºÝ - ¤Î³Æʸ»ú¤Î¥µ¥¤¥º¤ò·×»»¤¹¤ë¡£ + ´Ø¿ô mdraw_text_per_char_extents () ¤Ï¡¢´Ø¿ô mdraw_text_with_control () + ¤¬ÉÁ²èÀ©¸æ¥ª¥Ö¥¸¥§¥¯¥È $CONTROL ¤òÍѤ¤¤Æ M-text $MT ¤Î $FROM ¤«¤é $TO + ¤Þ¤Ç¤ò¥Õ¥ì¡¼¥à $FRAME ¤Ëɽ¼¨¤¹¤ëºÝ¤Î³Æʸ»ú¤Î¥µ¥¤¥º¤ò·×»»¤¹¤ë¡£ - $ARRAY_SIZE ¤Ë¤è¤Ã¤Æ $INK_ARRAY_RETURN ¤È$LOGICAL_ARRAY_RETURN ¤Î - ¥µ¥¤¥º¤ò»ØÄꤹ¤ë¡£$INK_ARRAY_RETURN ¤È$LOGICAL_ARRAY_RETURN ¤Î³ÆÍ× - ÁǤϡ¢¤½¤ì¤¾¤ìʸ»ú¤ÎÉÁ²è¥¤¥ó¥¯¤ÈÏÀÍý¥µ¥¤¥º¡ÊM-text¤Îɽ¼¨¸¶ÅÀ¤«¤é¤Î - ÁêÂаÌÃ͡ˤˤè¤Ã¤Æ½ç¤ËËä¤á¤é¤ì¤ë¡£ÀßÄꤵ¤ì¤¿ $INK_ARRAY_RETURN ¤È + $ARRAY_SIZE ¤Ë¤è¤Ã¤Æ $INK_ARRAY_RETURN ¤È$LOGICAL_ARRAY_RETURN + ¤Î¥µ¥¤¥º¤ò»ØÄꤹ¤ë¡£$INK_ARRAY_RETURN ¤È$LOGICAL_ARRAY_RETURN + ¤Î³ÆÍ×ÁǤϡ¢¤½¤ì¤¾¤ìʸ»ú¤ÎÉÁ²è¥¤¥ó¥¯¤ÈÏÀÍý¥µ¥¤¥º¡ÊM-text + ¤Îɽ¼¨¸¶ÅÀ¤«¤é¤ÎÁêÂаÌÃ͡ˤˤè¤Ã¤Æ½ç¤ËËä¤á¤é¤ì¤ë¡£ÀßÄꤵ¤ì¤¿ $INK_ARRAY_RETURN ¤È $LOGICAL_ARRAY_RETURN ¤ÎÍ×ÁǤοô¤Ï¡¢$NUM_CHARS_RETURN ¤ËÌᤵ¤ì¤ë¡£ $ARRAY_SIZE ¤¬¤¹¤Ù¤Æ¤ÎÀ£Ë¡¤òÌ᤻¤Ê¤¤¤Û¤É¾®¤µ¤¤¾ì¹ç¤Ë¤Ï¡¢´Ø¿ô¤Ï -1 @@ -2259,11 +2398,9 @@ mdraw_text_extents (MFrame *frame, ¥Ý¥¤¥ó¥¿ $OVERALL_INK_RETURN ¤È $OVERALL_LOGICAL_RETURN ¤¬@c NULL ¤Ç¤Ê¤±¤ì¤Ð¡¢¤³¤Î´Ø¿ô¤Ï¥Æ¥­¥¹¥ÈÁ´ÂΤΥµ¥¤¥º¤â·×»»¤·¡¢·ë²Ì¤ò - $OVERALL_INK_RETURN ¤È $OVERALL_LOGICAL_RETURN ¤Ç»Ø¤µ¤ì¤ë¹½Â¤¤Î¥á - ¥ó¥Ð¤ËÊݸ¤¹¤ë¡£ + $OVERALL_INK_RETURN ¤È $OVERALL_LOGICAL_RETURN ¤Ç»Ø¤µ¤ì¤ë¹½Â¤¤Î¥á¥ó¥Ð¤ËÊݸ¤¹¤ë¡£ - $CONTROL->two_dimensional ¤¬0¤Ç¤Ê¤±¤ì¤Ð¡¢¤³¤Î´Ø¿ô¤ÏºÇ½é¤Î¹Ô¤Îʸ»ú - ¤Î¥µ¥¤¥º¤À¤±¤ò·×»»¤¹¤ë¡£ */ + $CONTROL->two_dimensional ¤¬0¤Ç¤Ê¤±¤ì¤Ð¡¢¤³¤Î´Ø¿ô¤ÏºÇ½é¤Î¹Ô¤Îʸ»ú¤Î¥µ¥¤¥º¤À¤±¤ò·×»»¤¹¤ë¡£ */ int mdraw_text_per_char_extents (MFrame *frame, @@ -2397,12 +2534,12 @@ mdraw_text_per_char_extents (MFrame *frame, mdraw_coordinates_position () returns the character position of that character.\n\n If $Y is less than the minimum Y-coordinate of the drawn area, it - returns $FROM.\n\n\n + returns $FROM.\n\n If $Y is greater than the maximum Y-coordinate of the drawn area, - it returns $TO.\n\n\n + it returns $TO.\n\n If $Y fits in with the drawn area but $X is less than the minimum X-coordinate, it returns the character position of the first - character drawn on the line $Y.\n\n\n + character drawn on the line $Y.\n\n If $Y fits in with the drawn area but $X is greater than the maximum X-coordinate, it returns the character position of the last character drawn on the line $Y. */ @@ -2411,25 +2548,21 @@ mdraw_text_per_char_extents (MFrame *frame, @brief »ØÄꤷ¤¿ºÂɸ¤ËºÇ¤â¶á¤¤Ê¸»ú¤Îʸ»ú°ÌÃÖ¤òÆÀ¤ë. ´Ø¿ô mdraw_coordinates_position () ¤Ï¡¢´Ø¿ô - mdraw_text_with_control () ¤¬ÉÁ²èÀ©¸æ¥ª¥Ö¥¸¥§¥¯¥È $CONTROL ¤òÍѤ¤ - ¤ÆM-text $MT ¤Î $FROM ¤«¤é $TO ¤Þ¤Ç¤òºÂɸ (0, 0) ¤òµ¯ÅÀ¤È¤·¤ÆÉÁ²è - ¤·¤¿¾ì¹ç¤Ë¡¢ºÂɸ ($X, $Y) ¤ËÉÁ²è¤µ¤ì¤ëʸ»ú¤Îʸ»ú°ÌÃÖ¤òÊÖ¤¹¡£¤³¤³¤Ç - ʸ»ú°ÌÃ֤Ȥϡ¢Åö³º M-text Ãæ¤Ë¤ª¤¤¤Æ¤½¤Îʸ»ú¤¬ºÇ½é¤«¤é²¿ÈÖÌܤ«¤ò¼¨ - ¤¹À°¿ô¤Ç¤¢¤ë¡£¤¿¤À¤·ºÇ½é¤Îʸ»ú¤Îʸ»ú°ÌÃÖ¤Ï0¤È¤¹¤ë¡£ + mdraw_text_with_control () ¤¬ÉÁ²èÀ©¸æ¥ª¥Ö¥¸¥§¥¯¥È $CONTROL ¤òÍѤ¤¤Æ¡¢ + M-text $MT ¤Î $FROM ¤«¤é $TO ¤Þ¤Ç¤òºÂɸ (0, 0) + ¤òµ¯ÅÀ¤È¤·¤ÆÉÁ²è¤¹¤ëºÝ¤Ë¡¢ºÂɸ ($X, $Y) + ¤ËÉÁ²è¤µ¤ì¤ëʸ»ú¤Îʸ»ú°ÌÃÖ¤òÊÖ¤¹¡£¤³¤³¤Çʸ»ú°ÌÃ֤Ȥϡ¢Åö³º + M-text Ãæ¤Ë¤ª¤¤¤Æ¤½¤Îʸ»ú¤¬ºÇ½é¤«¤é²¿ÈÖÌܤ«¤ò¼¨¤¹À°¿ô¤Ç¤¢¤ë¡£¤¿¤À¤·ºÇ½é¤Îʸ»ú¤Îʸ»ú°ÌÃÖ¤Ï0¤È¤¹¤ë¡£ $FRAME ¤Ï¥Ç¥Õ¥©¥ë¥È¤Î¥Õ¥§¡¼¥¹¤Î¾ðÊó¤òÆÀ¤ë¤¿¤á¤À¤±¤ËÍѤ¤¤é¤ì¤ë¡£ @return ºÂɸ ($X, $Y) ¤¬¤¢¤ëʸ»ú¤Î¥°¥ê¥Õ¤Çʤ¤ï¤ì¤ë¾ì¹ç¡¢ ´Ø¿ô - mdraw_coordinates_position () ¤Ï¤½¤Îʸ»ú¤Îʸ»ú°ÌÃÖ¤òÊÖ¤¹¡£ - - ¤â¤· $Y ¤¬ÉÁ²èÎΰè¤ÎºÇ¾®YºÂɸ¤è¤ê¤â¾®¤µ¤¤¤Ê¤é¤Ð $FROM ¤òÊÖ¤¹¡£ - - ¤â¤· $Y ¤¬ÉÁ²èÎΰè¤ÎºÇÂçYºÂɸ¤è¤ê¤âÂ礭¤¤¤Ê¤é¤Ð $TO ¤òÊÖ¤¹¡£ - + mdraw_coordinates_position () ¤Ï¤½¤Îʸ»ú¤Îʸ»ú°ÌÃÖ¤òÊÖ¤¹¡£\n\n + ¤â¤· $Y ¤¬ÉÁ²èÎΰè¤ÎºÇ¾®YºÂɸ¤è¤ê¤â¾®¤µ¤¤¤Ê¤é¤Ð $FROM ¤òÊÖ¤¹¡£\n\n + ¤â¤· $Y ¤¬ÉÁ²èÎΰè¤ÎºÇÂçYºÂɸ¤è¤ê¤âÂ礭¤¤¤Ê¤é¤Ð $TO ¤òÊÖ¤¹¡£\n\n ¤â¤· $Y ¤¬ÉÁ²èÎΰè¤Ë¾è¤Ã¤Æ¤¤¤Æ¤«¤Ä $X ¤¬ÉÁ²èÎΰè¤ÎºÇ¾®XºÂɸ¤è¤ê¤â - ¾®¤µ¤¤¾ì¹ç¤Ï¡¢Ä¾Àþ y = $Y ¾å¤ËÉÁ²è¤µ¤ì¤ëºÇ½é¤Îʸ»ú¤Îʸ»ú°ÌÃÖ¤òÊÖ¤¹¡£ - + ¾®¤µ¤¤¾ì¹ç¤Ï¡¢Ä¾Àþ y = $Y ¾å¤ËÉÁ²è¤µ¤ì¤ëºÇ½é¤Îʸ»ú¤Îʸ»ú°ÌÃÖ¤òÊÖ¤¹¡£\n\n ¤â¤· $Y ¤¬ÉÁ²èÎΰè¤Ë¾è¤Ã¤Æ¤¤¤Æ¤«¤Ä $X ¤¬ÉÁ²èÎΰè¤ÎºÇÂçXºÂɸ¤è¤ê¤â Â礭¤¤¾ì¹ç¤Ï¡¢Ä¾Àþ y = $Y ¾å¤ËÉÁ²è¤µ¤ì¤ëºÇ¸å¤Îʸ»ú¤Îʸ»ú°ÌÃÖ¤òÊÖ¤¹¡£ */ @@ -2485,6 +2618,10 @@ mdraw_coordinates_position (MFrame *frame, MText *mt, int from, int to, break; } } + if (g->type == GLYPH_ANCHOR + && control->two_dimensional + && g[-1].c == '\n') + g--; from = g->pos; M17N_OBJECT_UNREF (gstring->top); @@ -2506,10 +2643,10 @@ mdraw_coordinates_position (MFrame *frame, MText *mt, int from, int to, /***ja @brief ¥°¥ê¥Õ¤Ë´Ø¤¹¤ë¾ðÊó¤ò·×»»¤¹¤ë. - ´Ø¿ô mdraw_glyph_info () ¤Ï¡¢´Ø¿ô mdraw_text_with_control () ¤¬ÉÁ - ²èÀ©¸æ¥ª¥Ö¥¸¥§¥¯¥È $CONTROL ¤òÍѤ¤¤ÆM-text $MT ¤Î $FROM ¤«¤é $TO - ¤Þ¤Ç¤ò¥Õ¥ì¡¼¥à $FRAME ¤ËÉÁ²è¤·¤¿¾ì¹ç¡¢M-text ¤Îʸ»ú°ÌÃÖ $POS ¤Îʸ - »ú¤òʤ¤¦¥°¥ê¥Õ¤Ë´Ø¤¹¤ë¾ðÊó¤ò·×»»¤¹¤ë¡£ + ´Ø¿ô mdraw_glyph_info () ¤Ï¡¢´Ø¿ô mdraw_text_with_control () + ¤¬ÉÁ ²èÀ©¸æ¥ª¥Ö¥¸¥§¥¯¥È $CONTROL ¤òÍѤ¤¤ÆM-text $MT ¤Î $FROM ¤«¤é $TO + ¤Þ¤Ç¤ò¥Õ¥ì¡¼¥à $FRAME ¤ËÉÁ²è¤·¤¿¾ì¹ç¡¢M-text ¤Îʸ»ú°ÌÃÖ $POS + ¤Îʸ»ú¤òʤ¤¦¥°¥ê¥Õ¤Ë´Ø¤¹¤ë¾ðÊó¤ò·×»»¤¹¤ë¡£ ¾ðÊó¤Ï$INFO ¤Î¥á¥ó¥Ð¤ËÊÝ»ý¤µ¤ì¤ë¡£ */ @@ -2706,14 +2843,18 @@ mdraw_glyph_info (MFrame *frame, MText *mt, int from, int pos, /***ja @brief ¥°¥ê¥ÕÎó¤Ë´Ø¤¹¤ë¾ðÊó¤ò·×»»¤¹¤ë. - ´Ø¿ô mdraw_glyph_list () ¤Ï¡¢´Ø¿ô mdraw_text_with_control () ¤¬ÉÁ²è - À©¸æ¥ª¥Ö¥¸¥§¥¯¥È $CONTROL ¤òÍѤ¤¤ÆM-text $MT ¤Î $FROM ¤«¤é $TO ¤Þ¤Ç - ¤ò¥Õ¥ì¡¼¥à $FRAME ¤ËÉÁ²è¤·¤¿¾ì¹ç¤Î¡¢³Æ¥°¥ê¥Õ¤Î¾ðÊó¤ò $GLYPHS ¤¬»Ø¤¹ - ÇÛÎó¤Ë³ÊǼ¤¹¤ë¡£ $ARRAY_SIZE ¤Ï¤½¤ÎÇÛÎó¤Î¥µ¥¤¥º¤Ç¤¢¤ë¡£ + ´Ø¿ô mdraw_glyph_list () ¤Ï¡¢´Ø¿ô mdraw_text_with_control () + ¤¬ÉÁ²èÀ©¸æ¥ª¥Ö¥¸¥§¥¯¥È $CONTROL ¤òÍѤ¤¤ÆM-text $MT ¤Î $FROM ¤«¤é $TO + ¤Þ¤Ç¤ò¥Õ¥ì¡¼¥à $FRAME ¤ËÉÁ²è¤·¤¿¾ì¹ç¤Î¡¢³Æ¥°¥ê¥Õ¤Î¾ðÊó¤ò $GLYPHS + ¤¬»Ø¤¹ÇÛÎó¤Ë³ÊǼ¤¹¤ë¡£ $ARRAY_SIZE ¤Ï¤½¤ÎÇÛÎó¤Î¥µ¥¤¥º¤Ç¤¢¤ë¡£ - ¤â¤· $ARRAY_SIZE ¤¬¤¹¤Ù¤Æ¤Î¥°¥ê¥Õ¤Ë¤Ä¤¤¤Æ¤Î¾ðÊó¤ò³ÊǼ¤¹¤ë¤Î¤Ë½½Ê¬¤Ç - ¤¢¤ì¤Ð¡¢ $NUM_GLYPHS_RETURN ¤¬»Ø¤¹¾ì½ê¤Ë¼ÂºÝ¤ËËä¤á¤¿Í×ÁǤοô¤òÀßÄê - ¤· 0 ¤òÊÖ¤¹¡£ */ + ¤â¤· $ARRAY_SIZE ¤¬¤¹¤Ù¤Æ¤Î¥°¥ê¥Õ¤Ë¤Ä¤¤¤Æ¤Î¾ðÊó¤ò³ÊǼ¤¹¤ë¤Î¤Ë½½Ê¬¤Ç¤¢¤ì¤Ð¡¢ + $NUM_GLYPHS_RETURN ¤¬»Ø¤¹¾ì½ê¤Ë¼ÂºÝ¤ËËä¤á¤¿Í×ÁǤοô¤òÀßÄꤷ 0 ¤òÊÖ¤¹¡£ + + + ¤½¤¦¤Ç¤Ê¤±¤ì¤Ð¡¢$NUM_GLYPHS_RETURN ¤¬»Ø¤¹¾ì½ê¤ËɬÍפÊÇÛÎó¤Î¥µ¥¤¥º¤òÀßÄꤷ¡¢ + -1 ¤òÊÖ¤¹¡£ + */ /*** @seealso @@ -2794,17 +2935,16 @@ mdraw_glyph_list (MFrame *frame, MText *mt, int from, int to, @brief Draw one or more textitems. The mdraw_text_items () function draws one or more M-texts on - window $WIN of $FRAME at coordinate ($X, $Y). $ITEMS is an array + window $WIN of frame $FRAME at coordinate ($X, $Y). $ITEMS is an array of the textitems to be drawn and $NITEMS is the number of - textimtems in the array. */ + textitems in the array. */ /***ja @brief textitem ¤òɽ¼¨¤¹¤ë. - ´Ø¿ô mdraw_text_items () ¤Ï¡¢°ì¸Ä°Ê¾å¤Î¥Æ¥­¥¹¥È¥¢¥¤¥Æ¥à¤ò¡¢¥Õ¥ì¡¼ - ¥à $FRAME ¤Î¥¦¥£¥ó¥É¥¦ $WIN ¤ÎºÂɸ ($X, $Y) ¤Ëɽ¼¨¤¹¤ë¡£$ITEMS ¤Ï - ɽ¼¨¤¹¤Ù¤­¥Æ¥­¥¹¥È¥¢¥¤¥Æ¥à¤ÎÇÛÎó¤Ø¤Î¥Ý¥¤¥ó¥¿¤Ç¤¢¤ê¡¢$NITEMS ¤Ï¤½¤Î - ¸Ä¿ô¤Ç¤¢¤ë¡£ + ´Ø¿ô mdraw_text_items () ¤Ï¡¢°ì¸Ä°Ê¾å¤Î¥Æ¥­¥¹¥È¥¢¥¤¥Æ¥à¤ò¡¢¥Õ¥ì¡¼¥à + $FRAME ¤Î¥¦¥£¥ó¥É¥¦ $WIN ¤ÎºÂɸ ($X, $Y) ¤Ëɽ¼¨¤¹¤ë¡£$ITEMS + ¤Ïɽ¼¨¤¹¤Ù¤­¥Æ¥­¥¹¥È¥¢¥¤¥Æ¥à¤ÎÇÛÎó¤Ç¤¢¤ê¡¢$NITEMS ¤Ï¤½¤Î¸Ä¿ô¤Ç¤¢¤ë¡£ @latexonly \IPAlabel{mdraw_text_items} @endlatexonly */ @@ -2843,61 +2983,62 @@ mdraw_text_items (MFrame *frame, MDrawWindow win, int x, int y, coordinate $Y, when a line is too long to fit within the width limit. $POS is the position of the character next to the last one that fits within the limit. $FROM is the position of the - first character of the line, and TO is the position of the last + first character of the line, and $TO is the position of the last character displayed on the line if there were not width limit. - LINE and Y are reset to 0 when a line is broken by a newline + $LINE and $Y are reset to 0 when a line is broken by a newline character, and incremented each time when a long line is broken because of the width limit. @return This function returns a character position to break the line. - */ + /***ja @brief ²þ¹Ô°ÌÃÖ¤ò·×»»¤¹¤ë. - ´Ø¿ô mdraw_default_line_break () ¤Ï¡¢¹Ô¤¬ºÇÂçÉýÃæ¤Ë¼ý¤Þ¤é¤Ê¤¤¾ì - ¹ç¤Ë¹Ô¤ò²þ¤á¤ë°ÌÃÖ¤ò¡¢¹ÔÈÖ¹æ LINE ¤ÈºÂɸ Y ¤Ë´ð¤Å¤¤¤Æ·×»»¤¹¤ë¡£ - $POS ¤ÏºÇÂçÉý¤Ë¼ý¤Þ¤ëºÇ¸å¤Îʸ»ú¤Î¼¡¤Îʸ»ú¤Î°ÌÃ֤Ǥ¢¤ë¡£$FROM ¤Ï - ¹Ô¤ÎºÇ½é¤Îʸ»ú¤Î°ÌÃÖ¡¢$TO ¤ÏºÇÂçÉý¤¬»ØÄꤵ¤ì¤Æ¤¤¤Ê¤±¤ì¤Ð¤½¤Î¹Ô¤Ë - ɽ¼¨¤µ¤ì¤ëºÇ¸å¤Îʸ»ú¤Î°ÌÃ֤Ǥ¢¤ë¡£ LINE ¤È Y ¤Ï²þ¹Ôʸ»ú¤Ë¤è¤Ã¤Æ - ¹Ô¤¬²þ¤Þ¤Ã¤¿ºÝ¤Ë¤Ï 0 ¤Ë¥ê¥»¥Ã¥È¤µ¤ì¡¢ºÇÂçÉý¤Ë¤è¤Ã¤Æ¹Ô¤¬²þ¤Þ¤Ã¤¿ - ¾ì¹ç¤Ë¤Ï 1 ¤Å¤ÄÁý¤ä¤µ¤ì¤ë¡£ + ´Ø¿ô mdraw_default_line_break () ¤Ï¡¢¹Ô¤¬ºÇÂçÉýÃæ¤Ë¼ý¤Þ¤é¤Ê¤¤¾ì¹ç¤Î²þ¹Ô°ÌÃÖ¤ò¡¢¹ÔÈÖ¹æ + $LINE ¤ÈºÂɸ $Y ¤Ë´ð¤Å¤¤¤Æ·×»»¤¹¤ë¡£ + $POS ¤ÏºÇÂçÉý¤Ë¼ý¤Þ¤ëºÇ¸å¤Îʸ»ú¤Î¼¡¤Îʸ»ú¤Î°ÌÃ֤Ǥ¢¤ë¡£ + $FROM ¤Ï¤½¤Î¹Ô¤ÎºÇ½é¤Îʸ»ú¤Î°ÌÃÖ¡¢$TO + ¤ÏºÇÂçÉý¤¬»ØÄꤵ¤ì¤Æ¤¤¤Ê¤±¤ì¤Ð¤½¤Î¹Ô¤Ëɽ¼¨¤µ¤ì¤ëºÇ¸å¤Îʸ»ú¤Î°ÌÃ֤Ǥ¢¤ë¡£ + $LINE ¤È $Y ¤Ï²þ¹Ôʸ»ú¤Ë¤è¤Ã¤Æ¹Ô¤¬²þ¤Þ¤Ã¤¿ºÝ¤Ë¤Ï 0 + ¤Ë¥ê¥»¥Ã¥È¤µ¤ì¡¢ºÇÂçÉý¤Ë¤è¤Ã¤Æ¹Ô¤¬²þ¤Þ¤Ã¤¿¾ì¹ç¤Ë¤Ï 1 ¤Å¤ÄÁý¤ä¤µ¤ì¤ë¡£ @return - ¤³¤Î´Ø¿ô¤Ï¹Ô¤ò²þ¤á¤ëʸ»ú°ÌÃÖ¤òÊÖ¤¹¡£ + ¤³¤Î´Ø¿ô¤Ï²þ¹Ô¤¹¤ëʸ»ú°ÌÃÖ¤òÊÖ¤¹¡£ */ int mdraw_default_line_break (MText *mt, int pos, int from, int to, int line, int y) { - int c = mtext_ref_char (mt, pos); - int orig_pos = pos; + int p; - if (c == ' ' || c == '\t') + if (! linebreak_table) { - pos++; - while (pos < to - && ((c = mtext_ref_char (mt, pos)) == ' ' || c == '\t')) - pos++; + MDatabase *mdb = mdatabase_find (Mchar_table, Msymbol, + msymbol ("linebreak"), Mnil); + + if (mdb) + linebreak_table = mdatabase_load (mdb); + if (! linebreak_table) + linebreak_table = mchartable (Msymbol, Mnil); } - else + + if (pos > from) { - while (pos > from) - { - if (c == ' ' || c == '\t') - break; - pos--; - c = mtext_ref_char (mt, pos); - } - if (pos == from) - pos = orig_pos; - else - pos++; + p = find_break_backward (mt, pos, from); + if (p > from) + return p; + } + if (pos < to) + { + p = find_break_forward (mt, pos, to); + if (p < to) + return p; } - return pos; + return to; } /*=*/ @@ -2922,17 +3063,17 @@ mdraw_default_line_break (MText *mt, int pos, /***ja @brief M-text ¤Îʸ»úËè¤Îɽ¼¨ÈϰϾðÊó¤òÆÀ¤ë. - ´Ø¿ô mdraw_per_char_extents () ¤Ï¡¢M-text $MT Ãæ¤Î³Æʸ»ú¤Îɽ¼¨ÈÏ°Ï - ¤ò·×»»¤¹¤ë¡£¤³¤Î·×»»¤ËÍѤ¤¤ë¥Õ¥©¥ó¥È¤Ï¡¢$MT ¤Î¥Æ¥­¥¹¥È¥×¥í¥Ñ¥Æ¥£¤Ç - »ØÄꤵ¤ì¤¿¥Õ¥§¡¼¥¹¤Èa¡¢¥Õ¥ì¡¼¥à $FRAME ¤Î¥Ç¥Õ¥©¥ë¥È¥Õ¥§¡¼¥¹¤Ë¤è¤Ã¤Æ - ·è¤Þ¤ë¡£$ARRAY_RETURN ¤Î³ÆÍ×ÁǤϡ¢Åö³º M-text Ãæ¤Î³Æʸ»ú¤Îɽ¼¨ÈÏ°Ï - ¾ðÊó¤Ë¤è¤Ã¤Æ½ç¤ËËä¤á¤é¤ì¤ë¡£¤³¤Îɽ¼¨ÈϰϾðÊó¤Ï¡¢M-text ¤Îɽ¼¨¸¶ÅÀ¤« - ¤é¤ÎÁêÂаÌÃ֤Ǥ¢¤ë¡£$ARRAY_RETURN ¤ÎÍ×ÁÇ¿ô¤Ï¡¢M-text ¤Î°Ê¾å¤Ç¤Ê¤±¤ì - ¤Ð¤Ê¤é¤Ê¤¤¡£ + ´Ø¿ô mdraw_per_char_extents () ¤Ï¡¢M-text $MT + Ãæ¤Î³Æʸ»ú¤Îɽ¼¨ÈϰϤò·×»»¤¹¤ë¡£¤³¤Î·×»»¤ËÍѤ¤¤ë¥Õ¥©¥ó¥È¤Ï¡¢ + $MT ¤Î¥Æ¥­¥¹¥È¥×¥í¥Ñ¥Æ¥£¤Ç»ØÄꤵ¤ì¤¿¥Õ¥§¡¼¥¹¤È¡¢¥Õ¥ì¡¼¥à $FRAME + ¤Î¥Ç¥Õ¥©¥ë¥È¥Õ¥§¡¼¥¹¤Ë¤è¤Ã¤Æ·è¤Þ¤ë¡£$ARRAY_RETURN ¤Î³ÆÍ×ÁǤϡ¢$MT + Ãæ¤Î³Æʸ»ú¤Îɽ¼¨ÈϰϾðÊó¤Ë¤è¤Ã¤Æ½ç¤ËËä¤á¤é¤ì¤ë¡£É½¼¨ÈϰϾðÊó¤È¤Ï¡¢ + ɽ¼¨¸¶ÅÀ¤«¤é¤ÎÁêÂаÌÃ֤ȳÆʸ»ú¤ÎÀê¤á¤ëĹÊý·Á¤Ç¤¢¤ë¡£$ARRAY_RETURN + ¤ÎÍ×ÁÇ¿ô¤Ï¡¢M-text Ãæ¤Îʸ»ú¿ô°Ê¾å¤Ç¤Ê¤±¤ì¤Ð¤Ê¤é¤Ê¤¤¡£ - ¥Ý¥¤¥ó¥¿ $OVERALL_RETURN ¤¬ @c NULL ¤Ç¤Ê¤¤¾ì¹ç¤Ï¡¢¥Æ¥­¥¹¥ÈÁ´ÂΤÎɽ - ¼¨ÈϰϾðÊó¤â·×»»¤·¡¢¤½¤Î·ë²Ì¤ò $OVERALL_RETURN ¤Î»Ø¤¹¹½Â¤ÂΤ˳ÊǼ - ¤¹¤ë¡£ + ¥Ý¥¤¥ó¥¿ $OVERALL_RETURN ¤¬ @c NULL + ¤Ç¤Ê¤¤¾ì¹ç¤Ï¡¢¥Æ¥­¥¹¥ÈÁ´ÂΤÎɽ¼¨ÈϰϾðÊó¤â·×»»¤·¡¢¤½¤Î·ë²Ì¤ò + $OVERALL_RETURN ¤Î»Ø¤¹¹½Â¤ÂΤ˳ÊǼ¤¹¤ë¡£ @latexonly \IPAlabel{mdraw_per_char_extents} @endlatexonly */ @@ -2952,7 +3093,7 @@ mdraw_per_char_extents (MFrame *frame, MText *mt, The mdraw_clear_cache () function clear cached information on M-text $MT that was attached by any of the drawing functions. - When the behaviour of `format' or `line_break' + When the behavior of `format' or `line_break' member functions of MDrawControl is changed, the cache must be cleared. @seealso @@ -2960,10 +3101,11 @@ mdraw_per_char_extents (MFrame *frame, MText *mt, /***ja @brief ¥­¥ã¥Ã¥·¥å¾ðÊó¤ò¾Ã¤¹. - ´Ø¿ô mdraw_clear_cache () ¤ÏÉÁ²è´Ø¿ô¤Ë¤è¤Ã¤Æ M-text $MT ¤ËÉղà - ¤µ¤ì¤¿¥­¥ã¥Ã¥·¥å¾ðÊó¤ò¤¹¤Ù¤Æ¾Ãµî¤¹¤ë¡£MDrawControl ¤Î `format' ¤¢ - ¤ë¤¤¤Ï `line_break' ¥á¥ó¥Ð´Ø¿ô¤Î¿¶Éñ¤¤¤¬ÊѤï¤Ã¤¿¾ì¹ç¤Ë¤Ï¥­¥ã¥Ã¥·¥å - ¤ò¾Ãµî¤·¤Ê¤¯¤Æ¤Ï¤Ê¤é¤Ê¤¤¡£ + ´Ø¿ô mdraw_clear_cache () ¤ÏÉÁ²è´Ø¿ô¤Ë¤è¤Ã¤Æ M-text $MT + ¤ËÉղ䵤줿¥­¥ã¥Ã¥·¥å¾ðÊó¤ò¤¹¤Ù¤Æ¾Ãµî¤¹¤ë¡£MDrawControl ¤Î `format' + ¤¢¤ë¤¤¤Ï `line_break' + ¥á¥ó¥Ð´Ø¿ô¤Î¿¶Éñ¤¤¤¬ÊѤï¤Ã¤¿¾ì¹ç¤Ë¤Ï¥­¥ã¥Ã¥·¥å¤ò¾Ãµî¤·¤Ê¤¯¤Æ¤Ï¤Ê¤é¤Ê¤¤¡£ + @seealso MDrawControl */