/* $Id: display.c,v 1.55 2003/01/23 18:42:52 ukai Exp $ */ #include #include "fm.h" #define MAX(a, b) ((a) > (b) ? (a) : (b)) #define MIN(a, b) ((a) < (b) ? (a) : (b)) #ifdef USE_COLOR #define EFFECT_ANCHOR_START effect_anchor_start() #define EFFECT_ANCHOR_END effect_anchor_end() #define EFFECT_IMAGE_START effect_image_start() #define EFFECT_IMAGE_END effect_image_end() #define EFFECT_FORM_START effect_form_start() #define EFFECT_FORM_END effect_form_end() #define EFFECT_ACTIVE_START effect_active_start() #define EFFECT_ACTIVE_END effect_active_end() #define EFFECT_VISITED_START effect_visited_start() #define EFFECT_VISITED_END effect_visited_end() #define EFFECT_MARK_START effect_mark_start() #define EFFECT_MARK_END effect_mark_end() /* color: * 0 black * 1 red * 2 green * 3 yellow * * 4 blue * 5 magenta * 6 cyan * 7 white */ #define EFFECT_ANCHOR_START_C setfcolor(anchor_color) #define EFFECT_IMAGE_START_C setfcolor(image_color) #define EFFECT_FORM_START_C setfcolor(form_color) #define EFFECT_ACTIVE_START_C (setfcolor(active_color), underline()) #define EFFECT_VISITED_START_C setfcolor(visited_color) #ifdef USE_BG_COLOR #define EFFECT_MARK_START_C setbcolor(mark_color) #else #define EFFECT_MARK_START_C standout() #endif #define EFFECT_IMAGE_END_C setfcolor(basic_color) #define EFFECT_ANCHOR_END_C setfcolor(basic_color) #define EFFECT_FORM_END_C setfcolor(basic_color) #define EFFECT_ACTIVE_END_C (setfcolor(basic_color), underlineend()) #define EFFECT_VISITED_END_C setfcolor(basic_color) #ifdef USE_BG_COLOR #define EFFECT_MARK_END_C setbcolor(bg_color) #else #define EFFECT_MARK_END_C standend() #endif #define EFFECT_ANCHOR_START_M underline() #define EFFECT_ANCHOR_END_M underlineend() #define EFFECT_IMAGE_START_M standout() #define EFFECT_IMAGE_END_M standend() #define EFFECT_FORM_START_M standout() #define EFFECT_FORM_END_M standend() #define EFFECT_ACTIVE_START_NC underline() #define EFFECT_ACTIVE_END_NC underlineend() #define EFFECT_ACTIVE_START_M bold() #define EFFECT_ACTIVE_END_M boldend() #define EFFECT_VISITED_START_M /**/ #define EFFECT_VISITED_END_M /**/ #define EFFECT_MARK_START_M standout() #define EFFECT_MARK_END_M standend() #define define_effect(name_start,name_end,color_start,color_end,mono_start,mono_end) \ static void name_start { if (useColor) { color_start; } else { mono_start; }}\ static void name_end { if (useColor) { color_end; } else { mono_end; }} define_effect(EFFECT_ANCHOR_START, EFFECT_ANCHOR_END, EFFECT_ANCHOR_START_C, EFFECT_ANCHOR_END_C, EFFECT_ANCHOR_START_M, EFFECT_ANCHOR_END_M) define_effect(EFFECT_IMAGE_START, EFFECT_IMAGE_END, EFFECT_IMAGE_START_C, EFFECT_IMAGE_END_C, EFFECT_IMAGE_START_M, EFFECT_IMAGE_END_M) define_effect(EFFECT_FORM_START, EFFECT_FORM_END, EFFECT_FORM_START_C, EFFECT_FORM_END_C, EFFECT_FORM_START_M, EFFECT_FORM_END_M) define_effect(EFFECT_MARK_START, EFFECT_MARK_END, EFFECT_MARK_START_C, EFFECT_MARK_END_C, EFFECT_MARK_START_M, EFFECT_MARK_END_M) /*****************/ /* *INDENT-OFF* */ static void EFFECT_ACTIVE_START { if (useColor) { if (useActiveColor) { #ifdef __EMX__ if(!getenv("WINDOWID")) setfcolor(active_color); else #endif { EFFECT_ACTIVE_START_C; } } else { EFFECT_ACTIVE_START_NC; } } else { EFFECT_ACTIVE_START_M; } } static void EFFECT_ACTIVE_END { if (useColor) { if (useActiveColor) { EFFECT_ACTIVE_END_C; } else { EFFECT_ACTIVE_END_NC; } } else { EFFECT_ACTIVE_END_M; } } static void EFFECT_VISITED_START { if (useVisitedColor) { if (useColor) { EFFECT_VISITED_START_C; } else { EFFECT_VISITED_START_M; } } } static void EFFECT_VISITED_END { if (useVisitedColor) { if (useColor) { EFFECT_VISITED_END_C; } else { EFFECT_VISITED_END_M; } } } /* *INDENT-ON* */ #else /* not USE_COLOR */ #define EFFECT_ANCHOR_START underline() #define EFFECT_ANCHOR_END underlineend() #define EFFECT_IMAGE_START standout() #define EFFECT_IMAGE_END standend() #define EFFECT_FORM_START standout() #define EFFECT_FORM_END standend() #define EFFECT_ACTIVE_START bold() #define EFFECT_ACTIVE_END boldend() #define EFFECT_VISITED_START /**/ #define EFFECT_VISITED_END /**/ #define EFFECT_MARK_START standout() #define EFFECT_MARK_END standend() #endif /* not USE_COLOR */ #ifndef KANJI_SYMBOLS static char g_rule[] = "ntwluxkavmqajaaa"; #endif /* not KANJI_SYMBOLS */ /* * Terminate routine. */ void fmTerm(void) { if (fmInitialized) { move(LASTLINE, 0); clrtoeolx(); refresh(); #ifdef USE_IMAGE if (activeImage) loadImage(IMG_FLAG_STOP); #endif #ifdef USE_MOUSE if (use_mouse) mouse_end(); #endif /* USE_MOUSE */ reset_tty(); fmInitialized = FALSE; } } /* * Initialize routine. */ void fmInit(void) { if (!fmInitialized) { initscr(); term_raw(); term_noecho(); #ifdef USE_IMAGE if (displayImage) initImage(); #endif } fmInitialized = TRUE; } /* * Display some lines. */ static Line *cline = NULL; static int ccolumn = -1; static int ulmode = 0, somode = 0, bomode = 0; static int anch_mode = 0, emph_mode = 0, imag_mode = 0, form_mode = 0, active_mode = 0, visited_mode = 0, mark_mode = 0; #ifndef KANJI_SYMBOLS static int graph_mode = 0; #endif /* not KANJI_SYMBOLS */ #ifdef USE_ANSI_COLOR static Linecolor color_mode = 0; #endif #ifdef USE_BUFINFO static Buffer *save_current_buf = NULL; #endif static char *delayed_msg = NULL; static void drawAnchorCursor(Buffer *buf); #define redrawBuffer(buf) redrawNLine(buf, LASTLINE) static void redrawNLine(Buffer *buf, int n); static Line *redrawLine(Buffer *buf, Line *l, int i); #ifdef USE_IMAGE static int image_touch = 0; static int draw_image_flag = FALSE; static Line *redrawLineImage(Buffer *buf, Line *l, int i); #endif static int redrawLineRegion(Buffer *buf, Line *l, int i, int bpos, int epos); static void do_effects(Lineprop m); #ifdef USE_ANSI_COLOR static void do_color(Linecolor c); #endif static Str make_lastline_link(Buffer *buf, char *title, char *url) { Str s = NULL, u; ParsedURL pu; char *p; int l = COLS - 1; if (title && *title) { s = Strnew_m_charp("[", title, "]", NULL); for (p = s->ptr; *p; p++) { if (IS_CNTRL(*p) || IS_SPACE(*p)) *p = ' '; } if (url) Strcat_charp(s, " "); l -= s->length; if (l <= 0) return s; } if (!url) return s; parseURL2(url, &pu, baseURL(buf)); u = parsedURL2Str(&pu); if (l <= 4 || l >= u->length) { if (!s) return u; Strcat(s, u); return s; } if (!s) s = Strnew_size(COLS); Strcat_charp_n(s, u->ptr, (l - 2) / 2); #if LANG == JA Strcat_charp(s, "กฤ"); #else /* LANG != JA */ Strcat_charp(s, ".."); #endif /* LANG != JA */ l = COLS - 1 - s->length; Strcat_charp(s, &u->ptr[u->length - l]); return s; } static Str make_lastline_message(Buffer *buf) { Str msg, s = NULL; if (displayLink) { #ifdef USE_IMAGE MapArea *a = retrieveCurrentMapArea(buf); if (a) s = make_lastline_link(buf, a->alt, a->url); else #endif { Anchor *a = retrieveCurrentAnchor(buf); char *p = NULL; if (a && a->title && *a->title) p = a->title; else { Anchor *a_img = retrieveCurrentImg(buf); if (a_img && a_img->title && *a_img->title) p = a_img->title; } if (p || a) s = make_lastline_link(buf, p, a ? a->url : NULL); } if (s && s->length >= COLS - 3) return s; } #ifdef USE_MOUSE if (use_mouse && mouse_action.lastline_str) msg = Strnew_charp(mouse_action.lastline_str); else #endif /* not USE_MOUSE */ msg = Strnew(); if (displayLineInfo && buf->currentLine != NULL && buf->lastLine != NULL) { int cl = buf->currentLine->real_linenumber; int ll = buf->lastLine->real_linenumber; int r = (int)((double)cl * 100.0 / (double)(ll ? ll : 1) + 0.5); Strcat(msg, Sprintf("%d/%d (%d%%)", cl, ll, r)); } else Strcat_charp(msg, "Viewing"); #ifdef USE_SSL if (buf->ssl_certificate) Strcat_charp(msg, "[SSL]"); #endif Strcat_charp(msg, " <"); Strcat_charp(msg, buf->buffername); if (s) { int l = COLS - 3 - s->length; if (msg->length > l) { #ifdef JP_CHARSET char *p; int i; for (p = msg->ptr; *p; p += i) { i = get_mclen(get_mctype(p)); l -= i; if (l < 0) break; } l = p - msg->ptr; #endif Strtruncate(msg, l); } Strcat_charp(msg, "> "); Strcat(msg, s); } else { Strcat_charp(msg, ">"); } return msg; } void displayBuffer(Buffer *buf, int mode) { Str msg; int ny = 0; if (buf->topLine == NULL && readBufferCache(buf) == 0) { /* clear_buffer */ mode = B_FORCE_REDRAW; } if (buf->width == 0) buf->width = COLS; if (buf->height == 0) buf->height = LASTLINE + 1; if ((buf->width != INIT_BUFFER_WIDTH && ((buf->type && !strcmp(buf->type, "text/html")) || FoldLine)) || buf->need_reshape) { buf->need_reshape = TRUE; reshapeBuffer(buf); } if (showLineNum) { if (buf->lastLine && buf->lastLine->real_linenumber > 0) buf->rootX = (int)(log(buf->lastLine->real_linenumber + 0.1) / log(10)) + 2; if (buf->rootX < 5) buf->rootX = 5; if (buf->rootX > COLS) buf->rootX = COLS; } else buf->rootX = 0; buf->COLS = COLS - buf->rootX; if (nTab > 1 #ifdef USE_MOUSE || mouse_action.menu_str #endif ) { if (mode == B_FORCE_REDRAW || mode == B_REDRAW_IMAGE) calcTabPos(); ny = LastTab->y + 2; if (ny > LASTLINE) ny = LASTLINE; } if (buf->rootY != ny || buf->LINES != LASTLINE - ny) { buf->rootY = ny; buf->LINES = LASTLINE - ny; arrangeCursor(buf); mode = B_REDRAW_IMAGE; } if (mode == B_FORCE_REDRAW || mode == B_SCROLL || mode == B_REDRAW_IMAGE || cline != buf->topLine || ccolumn != buf->currentColumn) { if ( #ifdef USE_IMAGE !(activeImage && displayImage && draw_image_flag) && #endif mode == B_SCROLL && cline && buf->currentColumn == ccolumn) { int n = buf->topLine->linenumber - cline->linenumber; if (n > 0 && n < buf->LINES) { move(LASTLINE, 0); clrtoeolx(); refresh(); scroll(n); } else if (n < 0 && n > -buf->LINES) { #if defined(__CYGWIN__) && LANG == JA move(LASTLINE + n + 1, 0); clrtoeolx(); refresh(); #endif /* defined(__CYGWIN__) && LANG == JA */ rscroll(-n); } redrawNLine(buf, n); } else { #ifdef USE_IMAGE if (activeImage && (mode == B_REDRAW_IMAGE || cline != buf->topLine || ccolumn != buf->currentColumn)) { if (draw_image_flag) clear(); clearImage(); loadImage(IMG_FLAG_STOP); image_touch++; draw_image_flag = FALSE; } #endif redrawBuffer(buf); } cline = buf->topLine; ccolumn = buf->currentColumn; } if (buf->topLine == NULL) buf->topLine = buf->firstLine; #ifdef USE_IMAGE if (buf->need_reshape) { displayBuffer(buf, B_FORCE_REDRAW); return; } #endif drawAnchorCursor(buf); msg = make_lastline_message(buf); if (buf->firstLine == NULL) { Strcat_charp(msg, "\tNo Line"); clear(); } if (delayed_msg != NULL) { disp_message(delayed_msg, FALSE); delayed_msg = NULL; refresh(); } standout(); message(msg->ptr, buf->cursorX + buf->rootX, buf->cursorY + buf->rootY); standend(); term_title(conv_to_system(buf->buffername)); refresh(); #ifdef USE_IMAGE if (activeImage && displayImage && buf->img) { /* * loadImage(IMG_FLAG_START); */ drawImage(); } #endif #ifdef USE_BUFINFO if (buf != save_current_buf) { saveBufferInfo(); save_current_buf = buf; } #endif } static void drawAnchorCursor0(Buffer *buf, AnchorList *al, int hseq, int prevhseq, int tline, int eline, int active) { int i, j; Line *l; Anchor *an; l = buf->topLine; for (j = 0; j < al->nanchor; j++) { an = &al->anchors[j]; if (an->start.line < tline) continue; if (an->start.line >= eline) return; for (;; l = l->next) { if (l == NULL) return; if (l->linenumber == an->start.line) break; } if (hseq >= 0 && an->hseq == hseq) { for (i = an->start.pos; i < an->end.pos; i++) { if (l->propBuf[i] & (PE_IMAGE | PE_ANCHOR | PE_FORM)) { if (active) l->propBuf[i] |= PE_ACTIVE; else l->propBuf[i] &= ~PE_ACTIVE; } } if (active) redrawLineRegion(buf, l, l->linenumber - tline + buf->rootY, an->start.pos, an->end.pos); } else if (prevhseq >= 0 && an->hseq == prevhseq) { if (active) redrawLineRegion(buf, l, l->linenumber - tline + buf->rootY, an->start.pos, an->end.pos); } } } static void drawAnchorCursor(Buffer *buf) { Anchor *an; int hseq, prevhseq; int tline, eline; if (!buf->firstLine || !buf->hmarklist) return; if (!buf->href && !buf->formitem) return; an = retrieveCurrentAnchor(buf); if (!an) an = retrieveCurrentMap(buf); if (an) hseq = an->hseq; else hseq = -1; tline = buf->topLine->linenumber; eline = tline + buf->LINES; prevhseq = buf->hmarklist->prevhseq; if (buf->href) { drawAnchorCursor0(buf, buf->href, hseq, prevhseq, tline, eline, 1); drawAnchorCursor0(buf, buf->href, hseq, -1, tline, eline, 0); } if (buf->formitem) { drawAnchorCursor0(buf, buf->formitem, hseq, prevhseq, tline, eline, 1); drawAnchorCursor0(buf, buf->formitem, hseq, -1, tline, eline, 0); } buf->hmarklist->prevhseq = hseq; } static void redrawNLine(Buffer *buf, int n) { Line *l; int i; #ifdef USE_COLOR if (useColor) { EFFECT_ANCHOR_END_C; #ifdef USE_BG_COLOR setbcolor(bg_color); #endif /* USE_BG_COLOR */ } #endif /* USE_COLOR */ if (nTab > 1 #ifdef USE_MOUSE || mouse_action.menu_str #endif ) { TabBuffer *t; int l; move(0, 0); #ifdef USE_MOUSE if (mouse_action.menu_str) addstr(mouse_action.menu_str); #endif clrtoeolx(); for (t = FirstTab; t; t = t->nextTab) { move(t->y, t->x1); if (t == CurrentTab) bold(); addch('['); l = t->x2 - t->x1 - 1 - strlen(t->currentBuffer->buffername); if (l < 0) l = 0; if (l / 2 > 0) addnstr_sup(" ", l / 2); if (t == CurrentTab) EFFECT_ACTIVE_START; addnstr(t->currentBuffer->buffername, t->x2 - t->x1 - l); if (t == CurrentTab) EFFECT_ACTIVE_END; if ((l + 1) / 2 > 0) addnstr_sup(" ", (l + 1) / 2); move(t->y, t->x2); addch(']'); if (t == CurrentTab) boldend(); } #if 0 move(0, COLS - 2); addstr(" x"); #endif move(LastTab->y + 1, 0); for (i = 0; i < COLS; i++) addch('~'); } for (i = 0, l = buf->topLine; i < buf->LINES; i++, l = l->next) { if (i >= buf->LINES - n || i < -n) l = redrawLine(buf, l, i + buf->rootY); if (l == NULL) break; } if (n > 0) { move(i + buf->rootY, 0); clrtobotx(); } #ifdef USE_IMAGE if (!(activeImage && displayImage && buf->img)) return; move(buf->cursorY + buf->rootY, buf->cursorX + buf->rootX); for (i = 0, l = buf->topLine; i < buf->LINES && l; i++, l = l->next) { if (i >= buf->LINES - n || i < -n) redrawLineImage(buf, l, i + buf->rootY); } getAllImage(buf); #endif } #define addKanji(pc,pr) (addChar((pc)[0],(pr)[0]),addChar((pc)[1],(pr)[1])) static Line * redrawLine(Buffer *buf, Line *l, int i) { int j, pos, rcol, ncol, delta; int column = buf->currentColumn; char *p; Lineprop *pr; #ifdef USE_ANSI_COLOR Linecolor *pc; #endif #ifdef USE_COLOR Anchor *a; ParsedURL url; int k, vpos = -1; #endif if (l == NULL) { if (buf->pagerSource) { l = getNextPage(buf, buf->LINES + buf->rootY - i); if (l == NULL) return NULL; } else return NULL; } move(i, 0); if (showLineNum) { char tmp[16]; if (!buf->rootX) { if (buf->lastLine->real_linenumber > 0) buf->rootX = (int)(log(buf->lastLine->real_linenumber + 0.1) / log(10)) + 2; if (buf->rootX < 5) buf->rootX = 5; if (buf->rootX > COLS) buf->rootX = COLS; buf->COLS = COLS - buf->rootX; } if (l->real_linenumber && !l->bpos) sprintf(tmp, "%*ld:", buf->rootX - 1, l->real_linenumber); else sprintf(tmp, "%*s ", buf->rootX - 1, ""); addstr(tmp); } move(i, buf->rootX); if (l->width < 0) l->width = COLPOS(l, l->len); if (l->len == 0 || l->width - 1 < column) { clrtoeolx(); return l; } /* need_clrtoeol(); */ pos = columnPos(l, column); p = &(l->lineBuf[pos]); pr = &(l->propBuf[pos]); #ifdef USE_ANSI_COLOR if (useColor && l->colorBuf) pc = &(l->colorBuf[pos]); else pc = NULL; #endif rcol = COLPOS(l, pos); #ifndef JP_CHARSET delta = 1; #endif for (j = 0; rcol - column < buf->COLS && pos + j < l->len; j += delta) { #ifdef USE_COLOR if (useVisitedColor && vpos <= pos + j && !(pr[j] & PE_VISITED)) { a = retrieveAnchor(buf->href, l->linenumber, pos + j); if (a) { parseURL2(a->url, &url, baseURL(buf)); if (getHashHist(URLHist, parsedURL2Str(&url)->ptr)) { for (k = a->start.pos; k < a->end.pos; k++) pr[k - pos] |= PE_VISITED; } vpos = a->end.pos; } } #endif #ifdef JP_CHARSET if (CharType(pr[j]) == PC_KANJI1) delta = 2; else delta = 1; #endif ncol = COLPOS(l, pos + j + delta); if (ncol - column > buf->COLS) break; #ifdef USE_ANSI_COLOR if (pc) do_color(pc[j]); #endif if (rcol < column) { for (rcol = column; rcol < ncol; rcol++) addChar(' ', 0); continue; } if (p[j] == '\t') { for (; rcol < ncol; rcol++) addChar(' ', 0); } #ifdef JP_CHARSET else if (delta == 2) { addKanji(&p[j], &pr[j]); } #endif else { addChar(p[j], pr[j]); } rcol = ncol; } if (somode) { somode = FALSE; standend(); } if (ulmode) { ulmode = FALSE; underlineend(); } if (bomode) { bomode = FALSE; boldend(); } if (emph_mode) { emph_mode = FALSE; boldend(); } if (anch_mode) { anch_mode = FALSE; EFFECT_ANCHOR_END; } if (imag_mode) { imag_mode = FALSE; EFFECT_IMAGE_END; } if (form_mode) { form_mode = FALSE; EFFECT_FORM_END; } if (visited_mode) { visited_mode = FALSE; EFFECT_VISITED_END; } if (active_mode) { active_mode = FALSE; EFFECT_ACTIVE_END; } if (mark_mode) { mark_mode = FALSE; EFFECT_MARK_END; } #ifndef KANJI_SYMBOLS if (graph_mode) { graph_mode = FALSE; graphend(); } #endif /* not KANJI_SYMBOLS */ #ifdef USE_ANSI_COLOR if (color_mode) do_color(0); #endif if (rcol - column < buf->COLS) clrtoeolx(); return l; } #ifdef USE_IMAGE static Line * redrawLineImage(Buffer *buf, Line *l, int i) { int j, pos, rcol; int column = buf->currentColumn; Anchor *a; int x, y, sx, sy, w, h; if (l == NULL) return NULL; if (l->width < 0) l->width = COLPOS(l, l->len); if (l->len == 0 || l->width - 1 < column) return l; pos = columnPos(l, column); rcol = COLPOS(l, pos); for (j = 0; rcol - column < buf->COLS && pos + j < l->len; j++) { if (rcol - column < 0) { rcol = COLPOS(l, pos + j + 1); continue; } a = retrieveAnchor(buf->img, l->linenumber, pos + j); if (a && a->image && a->image->touch < image_touch) { Image *image = a->image; ImageCache *cache; cache = image->cache = getImage(image, baseURL(buf), buf->image_flag); if (cache) { if ((image->width < 0 && cache->width > 0) || (image->height < 0 && cache->height > 0)) { image->width = cache->width; image->height = cache->height; buf->need_reshape = TRUE; } x = (int)((rcol - column + buf->rootX) * pixel_per_char); y = (int)(i * pixel_per_line); sx = (int)((rcol - COLPOS(l, a->start.pos)) * pixel_per_char); sy = (int)((l->linenumber - image->y) * pixel_per_line); if (sx == 0 && x + image->xoffset >= 0) x += image->xoffset; else sx -= image->xoffset; if (sy == 0 && y + image->yoffset >= 0) y += image->yoffset; else sy -= image->yoffset; if (image->width > 0) w = image->width - sx; else w = (int)(8 * pixel_per_char - sx); if (image->height > 0) h = image->height - sy; else h = (int)(pixel_per_line - sy); if (w > (int)((buf->rootX + buf->COLS) * pixel_per_char - x)) w = (int)((buf->rootX + buf->COLS) * pixel_per_char - x); if (h > (int)(LASTLINE * pixel_per_line - y)) h = (int)(LASTLINE * pixel_per_line - y); addImage(cache, x, y, sx, sy, w, h); image->touch = image_touch; draw_image_flag = TRUE; } } rcol = COLPOS(l, pos + j + 1); } return l; } #endif static int redrawLineRegion(Buffer *buf, Line *l, int i, int bpos, int epos) { int j, pos, rcol, ncol, delta; int column = buf->currentColumn; char *p; Lineprop *pr; #ifdef USE_ANSI_COLOR Linecolor *pc; #endif int bcol, ecol; #ifdef USE_COLOR Anchor *a; ParsedURL url; int k, vpos = -1; #endif if (l == NULL) return 0; pos = columnPos(l, column); p = &(l->lineBuf[pos]); pr = &(l->propBuf[pos]); #ifdef USE_ANSI_COLOR if (useColor && l->colorBuf) pc = &(l->colorBuf[pos]); else pc = NULL; #endif rcol = COLPOS(l, pos); bcol = bpos - pos; ecol = epos - pos; #ifndef JP_CHARSET delta = 1; #endif for (j = 0; rcol - column < buf->COLS && pos + j < l->len; j += delta) { #ifdef USE_COLOR if (useVisitedColor && vpos <= pos + j && !(pr[j] & PE_VISITED)) { a = retrieveAnchor(buf->href, l->linenumber, pos + j); if (a) { parseURL2(a->url, &url, baseURL(buf)); if (getHashHist(URLHist, parsedURL2Str(&url)->ptr)) { for (k = a->start.pos; k < a->end.pos; k++) pr[k - pos] |= PE_VISITED; } vpos = a->end.pos; } } #endif #ifdef JP_CHARSET if (CharType(pr[j]) == PC_KANJI1) delta = 2; else delta = 1; #endif ncol = COLPOS(l, pos + j + delta); if (ncol - column > buf->COLS) break; #ifdef USE_ANSI_COLOR if (pc) do_color(pc[j]); #endif if (j >= bcol && j < ecol) { if (rcol < column) { move(i, buf->rootX); for (rcol = column; rcol < ncol; rcol++) addChar(' ', 0); continue; } move(i, rcol - column + buf->rootX); if (p[j] == '\t') { for (; rcol < ncol; rcol++) addChar(' ', 0); } #ifdef JP_CHARSET else if (delta == 2) { addKanji(&p[j], &pr[j]); } #endif else { addChar(p[j], pr[j]); } } rcol = ncol; } if (somode) { somode = FALSE; standend(); } if (ulmode) { ulmode = FALSE; underlineend(); } if (bomode) { bomode = FALSE; boldend(); } if (emph_mode) { emph_mode = FALSE; boldend(); } if (anch_mode) { anch_mode = FALSE; EFFECT_ANCHOR_END; } if (imag_mode) { imag_mode = FALSE; EFFECT_IMAGE_END; } if (form_mode) { form_mode = FALSE; EFFECT_FORM_END; } if (visited_mode) { visited_mode = FALSE; EFFECT_VISITED_END; } if (active_mode) { active_mode = FALSE; EFFECT_ACTIVE_END; } if (mark_mode) { mark_mode = FALSE; EFFECT_MARK_END; } #ifndef KANJI_SYMBOLS if (graph_mode) { graph_mode = FALSE; graphend(); } #endif /* not KANJI_SYMBOLS */ #ifdef USE_ANSI_COLOR if (color_mode) do_color(0); #endif return rcol - column; } #define do_effect1(effect,modeflag,action_start,action_end) \ if (m & effect) { \ if (!modeflag) { \ action_start; \ modeflag = TRUE; \ } \ } #define do_effect2(effect,modeflag,action_start,action_end) \ if (modeflag) { \ action_end; \ modeflag = FALSE; \ } static void do_effects(Lineprop m) { /* effect end */ do_effect2(PE_UNDER, ulmode, underline(), underlineend()); do_effect2(PE_STAND, somode, standout(), standend()); do_effect2(PE_BOLD, bomode, bold(), boldend()); do_effect2(PE_EMPH, emph_mode, bold(), boldend()); do_effect2(PE_ANCHOR, anch_mode, EFFECT_ANCHOR_START, EFFECT_ANCHOR_END); do_effect2(PE_IMAGE, imag_mode, EFFECT_IMAGE_START, EFFECT_IMAGE_END); do_effect2(PE_FORM, form_mode, EFFECT_FORM_START, EFFECT_FORM_END); do_effect2(PE_VISITED, visited_mode, EFFECT_VISITED_START, EFFECT_VISITED_END); do_effect2(PE_ACTIVE, active_mode, EFFECT_ACTIVE_START, EFFECT_ACTIVE_END); do_effect2(PE_MARK, mark_mode, EFFECT_MARK_START, EFFECT_MARK_END); #ifndef KANJI_SYMBOLS if (graph_mode) { graphend(); graph_mode = FALSE; } #endif /* not KANJI_SYMBOLS */ /* effect start */ do_effect1(PE_UNDER, ulmode, underline(), underlineend()); do_effect1(PE_STAND, somode, standout(), standend()); do_effect1(PE_BOLD, bomode, bold(), boldend()); do_effect1(PE_EMPH, emph_mode, bold(), boldend()); do_effect1(PE_ANCHOR, anch_mode, EFFECT_ANCHOR_START, EFFECT_ANCHOR_END); do_effect1(PE_IMAGE, imag_mode, EFFECT_IMAGE_START, EFFECT_IMAGE_END); do_effect1(PE_FORM, form_mode, EFFECT_FORM_START, EFFECT_FORM_END); do_effect1(PE_VISITED, visited_mode, EFFECT_VISITED_START, EFFECT_VISITED_END); do_effect1(PE_ACTIVE, active_mode, EFFECT_ACTIVE_START, EFFECT_ACTIVE_END); do_effect1(PE_MARK, mark_mode, EFFECT_MARK_START, EFFECT_MARK_END); #ifndef KANJI_SYMBOLS if (m & PC_RULE) { if (!graph_mode && graph_ok()) { graphstart(); graph_mode = TRUE; } } #endif /* not KANJI_SYMBOLS */ } #ifdef USE_ANSI_COLOR static void do_color(Linecolor c) { if (c & 0x8) setfcolor(c & 0x7); else if (color_mode & 0x8) setfcolor(basic_color); #ifdef USE_BG_COLOR if (c & 0x80) setbcolor((c >> 4) & 0x7); else if (color_mode & 0x80) setbcolor(bg_color); #endif color_mode = c; } #endif void addChar(char c, Lineprop mode) { Lineprop m = CharEffect(mode); #ifdef JP_CHARSET if (CharType(mode) != PC_KANJI2) #endif /* JP_CHARSET */ do_effects(m); #ifndef KANJI_SYMBOLS if (m & PC_RULE) { if (graph_mode) addch(g_rule[c & 0xF]); else addch(alt_rule[c & 0xF]); } else #endif /* not KANJI_SYMBOLS */ if (IS_UNPRINTABLE_ASCII(c, mode)) { addstr(Sprintf("\\%3o", (unsigned char)c)->ptr); } else if (c == '\t') { addch(c); } else if (c == DEL_CODE) addstr("^?"); else if (IS_UNPRINTABLE_CONTROL(c, mode)) { /* Control code */ addch('^'); addch(c + '@'); } else if (c != '\n') addch(c); else /* \n */ addch(' '); } static GeneralList *message_list = NULL; void record_err_message(char *s) { if (fmInitialized) { if (!message_list) message_list = newGeneralList(); if (message_list->nitem >= LINES) popValue(message_list); pushValue(message_list, allocStr(s, -1)); } } /* * List of error messages */ Buffer * message_list_panel(void) { Str tmp = Strnew_size(LINES * COLS); ListItem *p; Strcat_charp(tmp, "List of error messages" "

List of error messages

\n"); if (message_list) for (p = message_list->last; p; p = p->prev) Strcat_m_charp(tmp, "\n", NULL); else Strcat_charp(tmp, "\n"); Strcat_charp(tmp, "
", html_quote(p->ptr),
			   "
(no message recorded)
"); return loadHTMLString(tmp); } void message(char *s, int return_x, int return_y) { if (!fmInitialized) return; move(LASTLINE, 0); addnstr(s, COLS - 1); clrtoeolx(); move(return_y, return_x); } void disp_err_message(char *s, int redraw_current) { record_err_message(s); disp_message(s, redraw_current); } void disp_message_nsec(char *s, int redraw_current, int sec, int purge, int mouse) { if (QuietMessage) return; if (!fmInitialized) { fprintf(stderr, "%s\n", conv_to_system(s)); return; } if (CurrentTab != NULL && Currentbuf != NULL) message(s, Currentbuf->cursorX + Currentbuf->rootX, Currentbuf->cursorY + Currentbuf->rootY); else message(s, LASTLINE, 0); refresh(); #ifdef USE_MOUSE if (mouse && use_mouse) mouse_active(); #endif sleep_till_anykey(sec, purge); #ifdef USE_MOUSE if (mouse && use_mouse) mouse_inactive(); #endif if (CurrentTab != NULL && Currentbuf != NULL && redraw_current) displayBuffer(Currentbuf, B_NORMAL); } void disp_message(char *s, int redraw_current) { disp_message_nsec(s, redraw_current, 10, FALSE, TRUE); } #ifdef USE_MOUSE void disp_message_nomouse(char *s, int redraw_current) { disp_message_nsec(s, redraw_current, 10, FALSE, FALSE); } #endif void set_delayed_message(char *s) { delayed_msg = allocStr(s, -1); } void cursorUp0(Buffer *buf, int n) { if (buf->cursorY > 0) cursorUpDown(buf, -1); else { buf->topLine = lineSkip(buf, buf->topLine, -n, FALSE); if (buf->currentLine->prev != NULL) buf->currentLine = buf->currentLine->prev; arrangeLine(buf); } } void cursorUp(Buffer *buf, int n) { Line *l = buf->currentLine; if (buf->firstLine == NULL) return; while (buf->currentLine->prev && buf->currentLine->bpos) cursorUp0(buf, n); if (buf->currentLine == buf->firstLine) { gotoLine(buf, l->linenumber); arrangeLine(buf); return; } cursorUp0(buf, n); while (buf->currentLine->prev && buf->currentLine->bpos && buf->currentLine->bwidth >= buf->currentColumn + buf->visualpos) cursorUp0(buf, n); } void cursorDown0(Buffer *buf, int n) { if (buf->cursorY < buf->LINES - 1) cursorUpDown(buf, 1); else { buf->topLine = lineSkip(buf, buf->topLine, n, FALSE); if (buf->currentLine->next != NULL) buf->currentLine = buf->currentLine->next; arrangeLine(buf); } } void cursorDown(Buffer *buf, int n) { Line *l = buf->currentLine; if (buf->firstLine == NULL) return; while (buf->currentLine->next && buf->currentLine->next->bpos) cursorDown0(buf, n); if (buf->currentLine == buf->lastLine) { gotoLine(buf, l->linenumber); arrangeLine(buf); return; } cursorDown0(buf, n); while (buf->currentLine->next && buf->currentLine->next->bpos && buf->currentLine->bwidth + buf->currentLine->width < buf->currentColumn + buf->visualpos) cursorDown0(buf, n); } void cursorUpDown(Buffer *buf, int n) { Line *cl = buf->currentLine; if (buf->firstLine == NULL) return; if ((buf->currentLine = currentLineSkip(buf, cl, n, FALSE)) == cl) return; arrangeLine(buf); } void cursorRight(Buffer *buf, int n) { int i, delta = 1, cpos, vpos2; Line *l = buf->currentLine; Lineprop *p; if (buf->firstLine == NULL) return; if (buf->pos == l->len && !(l->next && l->next->bpos)) return; i = buf->pos; p = l->propBuf; #ifdef JP_CHARSET if (CharType(p[i]) == PC_KANJI1) delta = 2; #endif /* JP_CHARSET */ if (i + delta < l->len) { buf->pos = i + delta; } else if (l->len == 0) { buf->pos = 0; } else if (l->next && l->next->bpos) { cursorDown0(buf, 1); buf->pos = 0; arrangeCursor(buf); return; } else { buf->pos = l->len - 1; #ifdef JP_CHARSET if (CharType(p[buf->pos]) == PC_KANJI2) buf->pos--; #endif /* JP_CHARSET */ } cpos = COLPOS(l, buf->pos); buf->visualpos = l->bwidth + cpos - buf->currentColumn; delta = 1; #ifdef JP_CHARSET if (CharType(p[buf->pos]) == PC_KANJI1) delta = 2; #endif /* JP_CHARSET */ vpos2 = COLPOS(l, buf->pos + delta) - buf->currentColumn - 1; if (vpos2 >= buf->COLS && n) { columnSkip(buf, n + (vpos2 - buf->COLS) - (vpos2 - buf->COLS) % n); buf->visualpos = l->bwidth + cpos - buf->currentColumn; } buf->cursorX = buf->visualpos - l->bwidth; } void cursorLeft(Buffer *buf, int n) { int i, delta = 1, cpos; Line *l = buf->currentLine; Lineprop *p; if (buf->firstLine == NULL) return; i = buf->pos; p = l->propBuf; #ifdef JP_CHARSET if (i >= 2 && CharType(p[i - 1]) == PC_KANJI2) delta = 2; #endif /* JP_CHARSET */ if (i >= delta) buf->pos = i - delta; else if (l->prev && l->bpos) { cursorUp0(buf, -1); buf->pos = buf->currentLine->len - 1; arrangeCursor(buf); return; } else buf->pos = 0; cpos = COLPOS(l, buf->pos); buf->visualpos = l->bwidth + cpos - buf->currentColumn; if (buf->visualpos - l->bwidth < 0 && n) { columnSkip(buf, -n + buf->visualpos - l->bwidth - (buf->visualpos - l->bwidth) % n); buf->visualpos = l->bwidth + cpos - buf->currentColumn; } buf->cursorX = buf->visualpos - l->bwidth; } void cursorHome(Buffer *buf) { buf->visualpos = 0; buf->cursorX = buf->cursorY = 0; } /* * Arrange line,column and cursor position according to current line and * current position. */ void arrangeCursor(Buffer *buf) { int col, col2; int delta = 1; if (buf == NULL || buf->currentLine == NULL) return; /* Arrange line */ if (buf->currentLine->linenumber - buf->topLine->linenumber >= buf->LINES || buf->currentLine->linenumber < buf->topLine->linenumber) { /* * buf->topLine = buf->currentLine; */ buf->topLine = lineSkip(buf, buf->currentLine, 0, FALSE); } /* Arrange column */ if (buf->currentLine->len == 0) buf->pos = 0; else if (buf->pos >= buf->currentLine->len) buf->pos = buf->currentLine->len - 1; #ifdef JP_CHARSET if (CharType(buf->currentLine->propBuf[buf->pos]) == PC_KANJI2) buf->pos--; #endif /* JP_CHARSET */ col = COLPOS(buf->currentLine, buf->pos); #ifdef JP_CHARSET if (CharType(buf->currentLine->propBuf[buf->pos]) == PC_KANJI1) delta = 2; #endif /* JP_CHARSET */ col2 = COLPOS(buf->currentLine, buf->pos + delta); if (col < buf->currentColumn || col2 > buf->COLS + buf->currentColumn) { buf->currentColumn = 0; if (col2 > buf->COLS) columnSkip(buf, col); } /* Arrange cursor */ buf->cursorY = buf->currentLine->linenumber - buf->topLine->linenumber; buf->visualpos = buf->currentLine->bwidth + COLPOS(buf->currentLine, buf->pos) - buf->currentColumn; buf->cursorX = buf->visualpos - buf->currentLine->bwidth; #ifdef DISPLAY_DEBUG fprintf(stderr, "arrangeCursor: column=%d, cursorX=%d, visualpos=%d, pos=%d, len=%d\n", buf->currentColumn, buf->cursorX, buf->visualpos, buf->pos, buf->currentLine->len); #endif } void arrangeLine(Buffer *buf) { int i, cpos; if (buf->firstLine == NULL) return; buf->cursorY = buf->currentLine->linenumber - buf->topLine->linenumber; i = columnPos(buf->currentLine, buf->currentColumn + buf->visualpos - buf->currentLine->bwidth); cpos = COLPOS(buf->currentLine, i) - buf->currentColumn; if (cpos >= 0) { buf->cursorX = cpos; buf->pos = i; } else if (buf->currentLine->len > i) { int delta = 1; #ifdef JP_CHARSET if (buf->currentLine->len > i + 1 && CharType(buf->currentLine->propBuf[i + 1]) == PC_KANJI2) delta = 2; #endif buf->cursorX = 0; buf->pos = i; if (COLPOS(buf->currentLine, i + delta) <= buf->currentColumn) buf->pos += delta; } else { buf->cursorX = 0; buf->pos = 0; } #ifdef DISPLAY_DEBUG fprintf(stderr, "arrangeLine: column=%d, cursorX=%d, visualpos=%d, pos=%d, len=%d\n", buf->currentColumn, buf->cursorX, buf->visualpos, buf->pos, buf->currentLine->len); #endif } void cursorXY(Buffer *buf, int x, int y) { int oldX; cursorUpDown(buf, y - buf->cursorY); if (buf->cursorX > x) { while (buf->cursorX > x) cursorLeft(buf, buf->COLS / 2); } else if (buf->cursorX < x) { while (buf->cursorX < x) { oldX = buf->cursorX; cursorRight(buf, buf->COLS / 2); if (oldX == buf->cursorX) break; } if (buf->cursorX > x) cursorLeft(buf, buf->COLS / 2); } } void restorePosition(Buffer *buf, Buffer *orig) { buf->topLine = lineSkip(buf, buf->firstLine, TOP_LINENUMBER(orig) - 1, FALSE); gotoLine(buf, CUR_LINENUMBER(orig)); buf->pos = orig->pos; buf->currentColumn = orig->currentColumn; arrangeCursor(buf); } /* Local Variables: */ /* c-basic-offset: 4 */ /* tab-width: 8 */ /* End: */