1 | /*--------------------------------*-C-*--------------------------------------* |
1 | /*---------------------------------------------------------------------------* |
2 | * File: screen.C |
2 | * File: screen.C |
3 | *---------------------------------------------------------------------------* |
3 | *---------------------------------------------------------------------------* |
4 | * |
4 | * |
5 | * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> |
5 | * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> |
6 | * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com> |
6 | * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com> |
… | |
… | |
409 | prev_nrow = nrow; |
409 | prev_nrow = nrow; |
410 | prev_ncol = ncol; |
410 | prev_ncol = ncol; |
411 | |
411 | |
412 | tabs = (char *)rxvt_malloc (ncol * sizeof (char)); |
412 | tabs = (char *)rxvt_malloc (ncol * sizeof (char)); |
413 | |
413 | |
414 | for (int col = ncol; col--; ) |
414 | for (int col = ncol; --col; ) |
415 | tabs [col] = col % TABSIZE == 0; |
415 | tabs [col] = col % TABSIZE == 0; |
416 | |
416 | |
417 | if (current_screen != PRIMARY) |
417 | if (current_screen != PRIMARY) |
418 | scr_swap_screen (); |
418 | scr_swap_screen (); |
419 | |
419 | |
… | |
… | |
1969 | * screen.text/screen.rend contain what the screen will change to. |
1969 | * screen.text/screen.rend contain what the screen will change to. |
1970 | */ |
1970 | */ |
1971 | void |
1971 | void |
1972 | rxvt_term::scr_refresh () NOTHROW |
1972 | rxvt_term::scr_refresh () NOTHROW |
1973 | { |
1973 | { |
1974 | unsigned char must_clear, /* use draw_string not draw_image_string */ |
1974 | unsigned char have_bg, |
1975 | showcursor; /* show the cursor */ |
1975 | showcursor; /* show the cursor */ |
1976 | int16_t col, row, /* column/row we're processing */ |
1976 | int16_t col, row, /* column/row we're processing */ |
1977 | ocrow; /* old cursor row */ |
1977 | ocrow; /* old cursor row */ |
1978 | int i; /* tmp */ |
1978 | int i; /* tmp */ |
1979 | #ifndef NO_CURSORCOLOR |
1979 | #ifndef NO_CURSORCOLOR |
1980 | rend_t cc1; /* store colours at cursor position (s) */ |
1980 | rend_t cc1; /* store colours at cursor position (s) */ |
1981 | #endif |
1981 | #endif |
1982 | rend_t *crp; // cursor rendition pointer |
1982 | rend_t *crp; // cursor rendition pointer |
|
|
1983 | rend_t ccol1, /* Cursor colour */ |
|
|
1984 | ccol2; /* Cursor colour2 */ |
1983 | |
1985 | |
1984 | want_refresh = 0; /* screen is current */ |
1986 | want_refresh = 0; /* screen is current */ |
1985 | |
1987 | |
1986 | if (refresh_type == NO_REFRESH || !mapped) |
1988 | if (refresh_type == NO_REFRESH || !mapped) |
1987 | return; |
1989 | return; |
1988 | |
1990 | |
1989 | /* |
1991 | /* |
1990 | * A: set up vars |
1992 | * A: set up vars |
1991 | */ |
1993 | */ |
1992 | must_clear = 0; |
1994 | have_bg = 0; |
1993 | refresh_count = 0; |
1995 | refresh_count = 0; |
1994 | |
1996 | |
1995 | #if XPM_BACKGROUND |
1997 | #if XPM_BACKGROUND |
1996 | must_clear |= bgPixmap.pixmap != None; |
1998 | have_bg |= bgPixmap.pixmap != None; |
1997 | #endif |
1999 | #endif |
1998 | #if TRANSPARENT |
2000 | #if TRANSPARENT |
1999 | must_clear |= OPTION (Opt_transparent) && am_transparent; |
2001 | have_bg |= OPTION (Opt_transparent) && am_transparent; |
2000 | #endif |
2002 | #endif |
2001 | ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ |
2003 | ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ |
2002 | |
2004 | |
2003 | /* |
2005 | /* |
2004 | * B: reverse any characters which are selected |
2006 | * B: reverse any characters which are selected |
… | |
… | |
2008 | /* |
2010 | /* |
2009 | * C: set the cursor character (s) |
2011 | * C: set the cursor character (s) |
2010 | */ |
2012 | */ |
2011 | { |
2013 | { |
2012 | unsigned char setoldcursor; |
2014 | unsigned char setoldcursor; |
2013 | rend_t ccol1, /* Cursor colour */ |
|
|
2014 | ccol2; /* Cursor colour2 */ |
|
|
2015 | |
2015 | |
2016 | showcursor = (screen.flags & Screen_VisibleCursor); |
2016 | showcursor = (screen.flags & Screen_VisibleCursor); |
2017 | #ifdef CURSOR_BLINK |
2017 | #ifdef CURSOR_BLINK |
2018 | if (hidden_cursor) |
2018 | if (hidden_cursor) |
2019 | showcursor = 0; |
2019 | showcursor = 0; |
… | |
… | |
2025 | |
2025 | |
2026 | while (col && ROW(screen.cur.row).t[col] == NOCHAR) |
2026 | while (col && ROW(screen.cur.row).t[col] == NOCHAR) |
2027 | col--; |
2027 | col--; |
2028 | |
2028 | |
2029 | crp = &ROW(screen.cur.row).r[col]; |
2029 | crp = &ROW(screen.cur.row).r[col]; |
|
|
2030 | |
|
|
2031 | #ifndef NO_CURSORCOLOR |
|
|
2032 | cc1 = *crp & (RS_fgMask | RS_bgMask); |
|
|
2033 | if (ISSET_PIXCOLOR (Color_cursor)) |
|
|
2034 | ccol1 = Color_cursor; |
|
|
2035 | else |
|
|
2036 | #endif |
|
|
2037 | #ifdef CURSOR_COLOR_IS_RENDITION_COLOR |
|
|
2038 | ccol1 = fgcolor_of (rstyle); |
|
|
2039 | #else |
|
|
2040 | ccol1 = Color_fg; |
|
|
2041 | #endif |
|
|
2042 | |
|
|
2043 | #ifndef NO_CURSORCOLOR |
|
|
2044 | if (ISSET_PIXCOLOR (Color_cursor2)) |
|
|
2045 | ccol2 = Color_cursor2; |
|
|
2046 | else |
|
|
2047 | #endif |
|
|
2048 | #ifdef CURSOR_COLOR_IS_RENDITION_COLOR |
|
|
2049 | ccol2 = bgcolor_of (rstyle); |
|
|
2050 | #else |
|
|
2051 | ccol2 = Color_bg; |
|
|
2052 | #endif |
2030 | |
2053 | |
2031 | if (showcursor && focus) |
2054 | if (showcursor && focus) |
2032 | { |
2055 | { |
2033 | if (OPTION (Opt_cursorUnderline)) |
2056 | if (OPTION (Opt_cursorUnderline)) |
2034 | *crp ^= RS_Uline; |
2057 | *crp ^= RS_Uline; |
2035 | else |
2058 | else |
2036 | { |
2059 | { |
2037 | *crp ^= RS_RVid; |
2060 | *crp ^= RS_RVid; |
2038 | |
|
|
2039 | #ifndef NO_CURSORCOLOR |
|
|
2040 | cc1 = *crp & (RS_fgMask | RS_bgMask); |
|
|
2041 | if (ISSET_PIXCOLOR (Color_cursor)) |
|
|
2042 | ccol1 = Color_cursor; |
|
|
2043 | else |
|
|
2044 | #ifdef CURSOR_COLOR_IS_RENDITION_COLOR |
|
|
2045 | ccol1 = fgcolor_of (rstyle); |
|
|
2046 | #else |
|
|
2047 | ccol1 = Color_fg; |
|
|
2048 | #endif |
|
|
2049 | if (ISSET_PIXCOLOR (Color_cursor2)) |
|
|
2050 | ccol2 = Color_cursor2; |
|
|
2051 | else |
|
|
2052 | #ifdef CURSOR_COLOR_IS_RENDITION_COLOR |
|
|
2053 | ccol2 = bgcolor_of (rstyle); |
|
|
2054 | #else |
|
|
2055 | ccol2 = Color_bg; |
|
|
2056 | #endif |
|
|
2057 | *crp = SET_FGCOLOR (*crp, ccol1); |
2061 | *crp = SET_FGCOLOR (*crp, ccol1); |
2058 | *crp = SET_BGCOLOR (*crp, ccol2); |
2062 | *crp = SET_BGCOLOR (*crp, ccol2); |
2059 | #endif |
|
|
2060 | } |
2063 | } |
2061 | } |
2064 | } |
2062 | } |
2065 | } |
2063 | |
2066 | |
2064 | /* make sure no outline cursor is left around */ |
2067 | /* make sure no outline cursor is left around */ |
… | |
… | |
2103 | * D: CopyArea pass - very useful for slower links |
2106 | * D: CopyArea pass - very useful for slower links |
2104 | * This has been deliberately kept simple. |
2107 | * This has been deliberately kept simple. |
2105 | */ |
2108 | */ |
2106 | if (!display->is_local |
2109 | if (!display->is_local |
2107 | && refresh_type == FAST_REFRESH && num_scr_allow && num_scr |
2110 | && refresh_type == FAST_REFRESH && num_scr_allow && num_scr |
2108 | && abs (num_scr) < nrow && !must_clear) |
2111 | && abs (num_scr) < nrow && !have_bg) |
2109 | { |
2112 | { |
2110 | int16_t nits; |
2113 | int16_t nits; |
|
|
2114 | int i = num_scr; |
2111 | int j; |
2115 | int j; |
2112 | int len, wlen; |
2116 | int len, wlen; |
2113 | dLocal (int, num_scr); |
2117 | dLocal (int, num_scr); |
2114 | |
2118 | |
2115 | j = nrow; |
2119 | j = nrow; |
2116 | wlen = len = -1; |
2120 | wlen = len = -1; |
2117 | row = i > 0 ? 0 : j - 1; |
2121 | row = i > 0 ? 0 : j - 1; |
|
|
2122 | |
2118 | for (; j-- >= 0; row += (i > 0 ? 1 : -1)) |
2123 | for (; j-- >= 0; row += (i > 0 ? 1 : -1)) |
2119 | { |
2124 | { |
2120 | if (row + i >= 0 && row + i < nrow && row + i != ocrow) |
2125 | if (row + i >= 0 && row + i < nrow && row + i != ocrow) |
2121 | { |
2126 | { |
2122 | line_t s = ROW(view_start + row); |
2127 | line_t s = ROW(view_start + row); |
… | |
… | |
2143 | wlen = row; |
2148 | wlen = row; |
2144 | continue; |
2149 | continue; |
2145 | } |
2150 | } |
2146 | } |
2151 | } |
2147 | |
2152 | |
2148 | if (len != -1) |
2153 | if (len >= 0) |
2149 | { |
2154 | { |
2150 | /* also comes here at end if needed because of >= above */ |
2155 | /* also comes here at end if needed because of >= above */ |
2151 | if (wlen < len) |
2156 | if (wlen < len) |
2152 | ::swap (wlen, len); |
2157 | ::swap (wlen, len); |
2153 | |
2158 | |
|
|
2159 | XGCValues gcv; |
|
|
2160 | |
|
|
2161 | gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv); |
2154 | XCopyArea (dpy, vt, vt, |
2162 | XCopyArea (dpy, vt, vt, |
2155 | gc, 0, Row2Pixel (len + i), |
2163 | gc, 0, Row2Pixel (len + i), |
2156 | (unsigned int)this->width, |
2164 | (unsigned int)this->width, |
2157 | (unsigned int)Height2Pixel (wlen - len + 1), |
2165 | (unsigned int)Height2Pixel (wlen - len + 1), |
2158 | 0, Row2Pixel (len)); |
2166 | 0, Row2Pixel (len)); |
|
|
2167 | gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv); |
|
|
2168 | |
2159 | len = -1; |
2169 | len = -1; |
2160 | } |
2170 | } |
2161 | } |
2171 | } |
2162 | } |
2172 | } |
2163 | #endif |
2173 | #endif |
… | |
… | |
2219 | count++; |
2229 | count++; |
2220 | |
2230 | |
2221 | if (stp[col] != dtp[col] |
2231 | if (stp[col] != dtp[col] |
2222 | || !RS_SAME (srp[col], drp[col])) |
2232 | || !RS_SAME (srp[col], drp[col])) |
2223 | { |
2233 | { |
2224 | if (must_clear && (i++ > count / 2)) |
2234 | if (have_bg && (i++ > count / 2)) |
2225 | break; |
2235 | break; |
2226 | |
2236 | |
2227 | dtp[col] = stp[col]; |
2237 | dtp[col] = stp[col]; |
2228 | drp[col] = rend; |
2238 | drp[col] = rend; |
2229 | i = 0; |
2239 | i = 0; |
2230 | } |
2240 | } |
2231 | else if (must_clear || (stp[col] != ' ' && ++i >= 16)) |
2241 | else if (have_bg || (stp[col] != ' ' && ++i >= 16)) |
2232 | break; |
2242 | break; |
2233 | } |
2243 | } |
2234 | |
2244 | |
2235 | col--; /* went one too far. move back */ |
2245 | col--; /* went one too far. move back */ |
2236 | count -= i; /* dump any matching trailing chars */ |
2246 | count -= i; /* dump any matching trailing chars */ |
… | |
… | |
2246 | int back = bgcolor_of (rend); // desired background |
2256 | int back = bgcolor_of (rend); // desired background |
2247 | |
2257 | |
2248 | // only do special processing if any attributes are set, which is unlikely |
2258 | // only do special processing if any attributes are set, which is unlikely |
2249 | if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful)) |
2259 | if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful)) |
2250 | { |
2260 | { |
2251 | #if ENABLE_STYLES |
|
|
2252 | // "careful" (too wide) character handling |
|
|
2253 | |
|
|
2254 | // include previous careful character(s) if possible, looks nicer (best effort...) |
|
|
2255 | while (text > stp |
|
|
2256 | && srp[text - stp - 1] & RS_Careful |
|
|
2257 | && RS_SAME (rend, srp[text - stp - 1])) |
|
|
2258 | text--, count++, xpixel -= fwidth; |
|
|
2259 | |
|
|
2260 | // force redraw after "careful" characters to avoid pixel droppings |
|
|
2261 | for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++) |
|
|
2262 | drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw; |
|
|
2263 | |
|
|
2264 | // force redraw before "careful" characters to avoid pixel droppings |
|
|
2265 | for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++) |
|
|
2266 | drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw; |
|
|
2267 | #endif |
|
|
2268 | |
|
|
2269 | bool invert = rend & RS_RVid; |
2261 | bool invert = rend & RS_RVid; |
2270 | |
2262 | |
2271 | #ifndef NO_BOLD_UNDERLINE_REVERSE |
2263 | #ifndef NO_BOLD_UNDERLINE_REVERSE |
2272 | if (rend & RS_Bold |
2264 | if (rend & RS_Bold |
2273 | && fore == Color_fg) |
2265 | && fore == Color_fg) |
… | |
… | |
2289 | else |
2281 | else |
2290 | invert = !invert; |
2282 | invert = !invert; |
2291 | # endif |
2283 | # endif |
2292 | } |
2284 | } |
2293 | |
2285 | |
2294 | if (rend & RS_Uline && ISSET_PIXCOLOR (Color_UL)) |
2286 | if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL)) |
2295 | fore = Color_UL; |
2287 | fore = Color_UL; |
2296 | #endif |
2288 | #endif |
2297 | |
2289 | |
2298 | if (invert) |
2290 | if (invert) |
2299 | { |
2291 | { |
|
|
2292 | #ifdef OPTION_HC |
|
|
2293 | if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col) |
|
|
2294 | || !ISSET_PIXCOLOR (Color_HC)) |
|
|
2295 | #endif |
|
|
2296 | /* invert the column if no highlightColor is set or it is the |
|
|
2297 | * current cursor column */ |
2300 | ::swap (fore, back); |
2298 | ::swap (fore, back); |
|
|
2299 | #ifdef OPTION_HC |
|
|
2300 | else if (ISSET_PIXCOLOR (Color_HC)) |
|
|
2301 | back = Color_HC; |
|
|
2302 | #endif |
2301 | |
2303 | |
2302 | #ifndef NO_BOLD_UNDERLINE_REVERSE |
2304 | #ifndef NO_BOLD_UNDERLINE_REVERSE |
|
|
2305 | # ifndef OPTION_HC |
2303 | if (ISSET_PIXCOLOR (Color_RV)) |
2306 | if (ISSET_PIXCOLOR (Color_RV)) |
2304 | back = Color_RV; |
2307 | back = Color_RV; |
2305 | |
2308 | # endif |
2306 | if (fore == back) |
2309 | if (fore == back) |
2307 | { |
2310 | { |
2308 | fore = Color_bg; |
2311 | fore = Color_bg; |
2309 | back = Color_fg; |
2312 | back = Color_fg; |
2310 | } |
2313 | } |
… | |
… | |
2321 | } |
2324 | } |
2322 | else if (hidden_text) |
2325 | else if (hidden_text) |
2323 | fore = back; |
2326 | fore = back; |
2324 | } |
2327 | } |
2325 | #endif |
2328 | #endif |
|
|
2329 | |
|
|
2330 | #if ENABLE_STYLES |
|
|
2331 | // "careful" (too wide) character handling |
|
|
2332 | |
|
|
2333 | // include previous careful character(s) if possible, looks nicer (best effort...) |
|
|
2334 | while (text > stp |
|
|
2335 | && srp[text - stp - 1] & RS_Careful |
|
|
2336 | && RS_SAME (rend, srp[text - stp - 1])) |
|
|
2337 | text--, count++, xpixel -= fwidth; |
|
|
2338 | |
|
|
2339 | // force redraw after "careful" characters to avoid pixel droppings |
|
|
2340 | for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++) |
|
|
2341 | drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw; |
|
|
2342 | |
|
|
2343 | // force redraw before "careful" characters to avoid pixel droppings |
|
|
2344 | for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++) |
|
|
2345 | drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw; |
|
|
2346 | #endif |
2326 | } |
2347 | } |
2327 | |
2348 | |
2328 | /* |
2349 | /* |
2329 | * Actually do the drawing of the string here |
2350 | * Actually do the drawing of the string here |
2330 | */ |
2351 | */ |
2331 | rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)]; |
2352 | rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)]; |
2332 | |
2353 | |
2333 | if (back == fore) |
|
|
2334 | font->clear_rect (*drawable, xpixel, ypixel, fwidth * count, fheight, back); |
|
|
2335 | else if (back == Color_bg) |
2354 | if (have_bg && back == Color_bg) |
2336 | { |
2355 | { |
2337 | if (must_clear) |
2356 | // this is very ugly, maybe push it into ->draw? |
2338 | { |
|
|
2339 | CLEAR_CHARS (xpixel, ypixel, count); |
|
|
2340 | |
2357 | |
2341 | for (i = 0; i < count; i++) /* don't draw empty strings */ |
2358 | for (i = 0; i < count; i++) /* don't draw empty strings */ |
2342 | if (text[i] != ' ') |
2359 | if (text[i] != ' ') |
2343 | { |
2360 | { |
2344 | font->draw (*drawable, xpixel, ypixel, text, count, fore, -1); |
2361 | font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent); |
2345 | break; |
2362 | goto did_clear; |
2346 | } |
|
|
2347 | } |
2363 | } |
2348 | else |
2364 | |
2349 | font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_bg); |
2365 | CLEAR_CHARS (xpixel, ypixel, count); |
|
|
2366 | did_clear: ; |
2350 | } |
2367 | } |
2351 | else |
2368 | else |
2352 | font->draw (*drawable, xpixel, ypixel, text, count, fore, back); |
2369 | font->draw (*drawable, xpixel, ypixel, text, count, fore, back); |
2353 | |
2370 | |
2354 | if (rend & RS_Uline && font->descent > 1 && fore != back) |
2371 | if (rend & RS_Uline && font->descent > 1 && fore != back) |
… | |
… | |
2402 | cursorwidth++; |
2419 | cursorwidth++; |
2403 | |
2420 | |
2404 | #ifndef NO_CURSORCOLOR |
2421 | #ifndef NO_CURSORCOLOR |
2405 | if (ISSET_PIXCOLOR (Color_cursor)) |
2422 | if (ISSET_PIXCOLOR (Color_cursor)) |
2406 | XSetForeground (dpy, gc, pix_colors[Color_cursor]); |
2423 | XSetForeground (dpy, gc, pix_colors[Color_cursor]); |
|
|
2424 | else |
2407 | #endif |
2425 | #endif |
|
|
2426 | XSetForeground (dpy, gc, pix_colors[ccol1]); |
2408 | |
2427 | |
2409 | XDrawRectangle (dpy, drawBuffer, gc, |
2428 | XDrawRectangle (dpy, drawBuffer, gc, |
2410 | Col2Pixel (col), |
2429 | Col2Pixel (col), |
2411 | Row2Pixel (oldcursor.row), |
2430 | Row2Pixel (oldcursor.row), |
2412 | (unsigned int) (Width2Pixel (cursorwidth) - 1), |
2431 | (unsigned int) (Width2Pixel (cursorwidth) - 1), |