133 lines
3.2 KiB
C
133 lines
3.2 KiB
C
/* Public Domain Curses */
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#include "pdcx11.h"
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RCSID("$Id: pdcdisp.c,v 1.46 2008/07/14 04:24:52 wmcbrine Exp $")
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#include <string.h>
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#ifdef CHTYPE_LONG
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# define A(x) ((chtype)x | A_ALTCHARSET)
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chtype acs_map[128] =
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{
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A(0), A(1), A(2), A(3), A(4), A(5), A(6), A(7), A(8), A(9), A(10),
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A(11), A(12), A(13), A(14), A(15), A(16), A(17), A(18), A(19),
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A(20), A(21), A(22), A(23), A(24), A(25), A(26), A(27), A(28),
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A(29), A(30), A(31), ' ', '!', '"', '#', '$', '%', '&', '\'', '(',
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')', '*',
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# ifdef PDC_WIDE
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0x2192, 0x2190, 0x2191, 0x2193,
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# else
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'>', '<', '^', 'v',
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# endif
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'/',
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# ifdef PDC_WIDE
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0x2588,
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# else
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A(0),
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# endif
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'1', '2', '3', '4', '5', '6', '7', '8', '9', ':', ';', '<', '=',
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'>', '?', '@', 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J',
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'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
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'X', 'Y', 'Z', '[', '\\', ']', '^', '_',
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# ifdef PDC_WIDE
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0x2666, 0x2592,
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# else
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A(1), A(2),
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# endif
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'b', 'c', 'd', 'e',
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# ifdef PDC_WIDE
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0x00b0, 0x00b1, 0x2591, 0x00a4, 0x2518, 0x2510, 0x250c, 0x2514,
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0x253c, 0x23ba, 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524,
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0x2534, 0x252c, 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3,
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0x00b7,
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# else
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A(7), A(8), '#', 0xa4, A(11), A(12), A(13), A(14), A(15), A(16),
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A(17), A(18), A(19), A(20), A(21), A(22), A(23), A(24), A(25),
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A(26), A(27), A(28), A(29), A(30), 0xb7,
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# endif
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A(127)
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};
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# undef A
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#endif
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int PDC_display_cursor(int oldrow, int oldcol, int newrow, int newcol,
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int visibility)
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{
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char buf[30];
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int idx, pos;
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PDC_LOG(("%s:PDC_display_cursor() - called: NEW row %d col %d, vis %d\n",
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XCLOGMSG, newrow, newcol, visibility));
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if (visibility == -1)
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{
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/* Only send the CURSES_DISPLAY_CURSOR message, no data */
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idx = CURSES_DISPLAY_CURSOR;
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memcpy(buf, &idx, sizeof(int));
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idx = sizeof(int);
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}
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else
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{
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idx = CURSES_CURSOR;
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memcpy(buf, &idx, sizeof(int));
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idx = sizeof(int);
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pos = oldrow + (oldcol << 8);
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memcpy(buf + idx, &pos, sizeof(int));
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idx += sizeof(int);
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pos = newrow + (newcol << 8);
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memcpy(buf + idx, &pos, sizeof(int));
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idx += sizeof(int);
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}
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if (XC_write_socket(xc_display_sock, buf, idx) < 0)
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XCursesExitCursesProcess(1, "exiting from PDC_display_cursor");
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return OK;
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}
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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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PDC_LOG(("PDC_gotoyx() - called: row %d col %d\n", row, col));
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PDC_display_cursor(SP->cursrow, SP->curscol, row, col, SP->visibility);
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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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PDC_LOG(("PDC_transform_line() - called: line %d\n", lineno));
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XC_get_line_lock(lineno);
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memcpy(Xcurscr + XCURSCR_Y_OFF(lineno) + (x * sizeof(chtype)), srcp,
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len * sizeof(chtype));
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*(Xcurscr + XCURSCR_START_OFF + lineno) = x;
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*(Xcurscr + XCURSCR_LENGTH_OFF + lineno) = len;
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XC_release_line_lock(lineno);
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XCursesInstructAndWait(CURSES_REFRESH);
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}
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