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330 lines
7.4 KiB
330 lines
7.4 KiB
/* PDCurses */
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#include "pdcwin.h"
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#include <stdlib.h>
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#include <string.h>
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#ifdef PDC_WIDE
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# include "../common/acsuni.h"
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#else
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# include "../common/acs437.h"
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#endif
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DWORD pdc_last_blink;
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static bool blinked_off = FALSE;
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static bool in_italic = FALSE;
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/* position hardware cursor at (y, x) */
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void PDC_gotoyx(int row, int col)
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{
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COORD coord;
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PDC_LOG(("PDC_gotoyx() - called: row %d col %d from row %d col %d\n",
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row, col, SP->cursrow, SP->curscol));
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coord.X = col;
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coord.Y = row;
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SetConsoleCursorPosition(pdc_con_out, coord);
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}
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void _set_ansi_color(short f, short b, attr_t attr)
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{
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char esc[64], *p;
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short tmp, underline;
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bool italic;
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if (f < 16 && !pdc_color[f].mapped)
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f = pdc_curstoansi[f];
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if (b < 16 && !pdc_color[b].mapped)
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b = pdc_curstoansi[b];
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if (attr & A_REVERSE)
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{
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tmp = f;
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f = b;
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b = tmp;
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}
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attr &= SP->termattrs;
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italic = !!(attr & A_ITALIC);
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underline = !!(attr & A_UNDERLINE);
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p = esc + sprintf(esc, "\x1b[");
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if (f != pdc_oldf)
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{
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if (f < 8 && !pdc_color[f].mapped)
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p += sprintf(p, "%d", f + 30);
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else if (f < 16 && !pdc_color[f].mapped)
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p += sprintf(p, "%d", f + 82);
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else if (f < 256 && !pdc_color[f].mapped)
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p += sprintf(p, "38;5;%d", f);
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else
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{
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short red = DIVROUND(pdc_color[f].r * 255, 1000);
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short green = DIVROUND(pdc_color[f].g * 255, 1000);
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short blue = DIVROUND(pdc_color[f].b * 255, 1000);
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p += sprintf(p, "38;2;%d;%d;%d", red, green, blue);
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}
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pdc_oldf = f;
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}
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if (b != pdc_oldb)
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{
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if (strlen(esc) > 2)
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p += sprintf(p, ";");
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if (b < 8 && !pdc_color[b].mapped)
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p += sprintf(p, "%d", b + 40);
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else if (b < 16 && !pdc_color[b].mapped)
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p += sprintf(p, "%d", b + 92);
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else if (b < 256 && !pdc_color[b].mapped)
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p += sprintf(p, "48;5;%d", b);
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else
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{
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short red = DIVROUND(pdc_color[b].r * 255, 1000);
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short green = DIVROUND(pdc_color[b].g * 255, 1000);
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short blue = DIVROUND(pdc_color[b].b * 255, 1000);
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p += sprintf(p, "48;2;%d;%d;%d", red, green, blue);
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}
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pdc_oldb = b;
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}
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if (italic != in_italic)
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{
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if (strlen(esc) > 2)
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p += sprintf(p, ";");
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if (italic)
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p += sprintf(p, "3");
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else
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p += sprintf(p, "23");
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in_italic = italic;
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}
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if (underline != pdc_oldu)
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{
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if (strlen(esc) > 2)
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p += sprintf(p, ";");
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if (underline)
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p += sprintf(p, "4");
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else
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p += sprintf(p, "24");
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pdc_oldu = underline;
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}
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if (strlen(esc) > 2)
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{
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sprintf(p, "m");
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if (!pdc_conemu)
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SetConsoleMode(pdc_con_out, 0x0015);
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WriteConsoleA(pdc_con_out, esc, strlen(esc), NULL, NULL);
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if (!pdc_conemu)
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SetConsoleMode(pdc_con_out, 0x0010);
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}
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}
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void _new_packet(attr_t attr, int lineno, int x, int len, const chtype *srcp)
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{
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int j;
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short fore, back;
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bool blink, ansi;
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if (pdc_ansi && (lineno == (SP->lines - 1)) && ((x + len) == SP->cols))
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{
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len--;
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if (len)
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_new_packet(attr, lineno, x, len, srcp);
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pdc_ansi = FALSE;
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_new_packet(attr, lineno, x + len, 1, srcp + len);
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pdc_ansi = TRUE;
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return;
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}
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pair_content(PAIR_NUMBER(attr), &fore, &back);
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ansi = pdc_ansi || (fore >= 16 || back >= 16);
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blink = (SP->termattrs & A_BLINK) && (attr & A_BLINK);
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if (blink)
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{
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attr &= ~A_BLINK;
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if (blinked_off)
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attr &= ~(A_UNDERLINE | A_RIGHT | A_LEFT);
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}
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if (attr & A_BOLD)
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fore |= 8;
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if (attr & A_BLINK)
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back |= 8;
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if (ansi)
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{
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#ifdef PDC_WIDE
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WCHAR buffer[512];
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#else
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char buffer[512];
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#endif
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for (j = 0; j < len; j++)
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{
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chtype ch = srcp[j];
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if (ch & A_ALTCHARSET && !(ch & 0xff80))
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{
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ch = acs_map[ch & 0x7f];
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if (pdc_wt && (ch & A_CHARTEXT) < ' ')
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goto NONANSI;
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}
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if (blink && blinked_off)
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ch = ' ';
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buffer[j] = ch & A_CHARTEXT;
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}
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PDC_gotoyx(lineno, x);
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_set_ansi_color(fore, back, attr);
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#ifdef PDC_WIDE
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WriteConsoleW(pdc_con_out, buffer, len, NULL, NULL);
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#else
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WriteConsoleA(pdc_con_out, buffer, len, NULL, NULL);
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#endif
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}
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else
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NONANSI:
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{
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CHAR_INFO buffer[512];
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COORD bufSize, bufPos;
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SMALL_RECT sr;
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WORD mapped_attr;
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fore = pdc_curstoreal[fore];
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back = pdc_curstoreal[back];
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if (attr & A_REVERSE)
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mapped_attr = back | (fore << 4);
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else
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mapped_attr = fore | (back << 4);
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if (attr & A_UNDERLINE)
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mapped_attr |= 0x8000; /* COMMON_LVB_UNDERSCORE */
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if (attr & A_LEFT)
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mapped_attr |= 0x0800; /* COMMON_LVB_GRID_LVERTICAL */
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if (attr & A_RIGHT)
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mapped_attr |= 0x1000; /* COMMON_LVB_GRID_RVERTICAL */
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for (j = 0; j < len; j++)
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{
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chtype ch = srcp[j];
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if (ch & A_ALTCHARSET && !(ch & 0xff80))
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ch = acs_map[ch & 0x7f];
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if (blink && blinked_off)
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ch = ' ';
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buffer[j].Attributes = mapped_attr;
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buffer[j].Char.UnicodeChar = ch & A_CHARTEXT;
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}
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bufPos.X = bufPos.Y = 0;
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bufSize.X = len;
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bufSize.Y = 1;
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sr.Top = sr.Bottom = lineno;
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sr.Left = x;
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sr.Right = x + len - 1;
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WriteConsoleOutput(pdc_con_out, buffer, bufSize, bufPos, &sr);
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}
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}
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/* update the given physical line to look like the corresponding line in
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curscr */
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void PDC_transform_line(int lineno, int x, int len, const chtype *srcp)
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{
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attr_t old_attr, attr;
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int i, j;
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PDC_LOG(("PDC_transform_line() - called: lineno=%d\n", lineno));
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old_attr = *srcp & (A_ATTRIBUTES ^ A_ALTCHARSET);
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for (i = 1, j = 1; j < len; i++, j++)
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{
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attr = srcp[i] & (A_ATTRIBUTES ^ A_ALTCHARSET);
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if (attr != old_attr)
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{
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_new_packet(old_attr, lineno, x, i, srcp);
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old_attr = attr;
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srcp += i;
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x += i;
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i = 0;
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}
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}
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_new_packet(old_attr, lineno, x, i, srcp);
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}
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void PDC_blink_text(void)
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{
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CONSOLE_CURSOR_INFO cci;
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int i, j, k;
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bool oldvis;
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GetConsoleCursorInfo(pdc_con_out, &cci);
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oldvis = cci.bVisible;
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if (oldvis)
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{
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cci.bVisible = FALSE;
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SetConsoleCursorInfo(pdc_con_out, &cci);
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}
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if (!(SP->termattrs & A_BLINK))
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blinked_off = FALSE;
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else
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blinked_off = !blinked_off;
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for (i = 0; i < SP->lines; i++)
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{
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const chtype *srcp = curscr->_y[i];
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for (j = 0; j < SP->cols; j++)
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if (srcp[j] & A_BLINK)
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{
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k = j;
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while (k < SP->cols && (srcp[k] & A_BLINK))
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k++;
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PDC_transform_line(i, j, k - j, srcp + j);
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j = k;
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}
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}
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PDC_gotoyx(SP->cursrow, SP->curscol);
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if (oldvis)
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{
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cci.bVisible = TRUE;
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SetConsoleCursorInfo(pdc_con_out, &cci);
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}
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pdc_last_blink = GetTickCount();
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}
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void PDC_doupdate(void)
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{
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}
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