diff options
Diffstat (limited to 'sys/dev/wscons/wscons_rops.c')
| -rw-r--r-- | sys/dev/wscons/wscons_rops.c | 217 |
1 files changed, 217 insertions, 0 deletions
diff --git a/sys/dev/wscons/wscons_rops.c b/sys/dev/wscons/wscons_rops.c new file mode 100644 index 00000000000..f571bf184d3 --- /dev/null +++ b/sys/dev/wscons/wscons_rops.c @@ -0,0 +1,217 @@ +/* $NetBSD: wscons_rops.c,v 1.1 1996/04/12 02:00:55 cgd Exp $ */ + +/* + * Copyright (c) 1991, 1993 + * The Regents of the University of California. All rights reserved. + * + * This software was developed by the Computer Systems Engineering group + * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and + * contributed to Berkeley. + * + * All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Lawrence Berkeley Laboratory. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)rcons_subr.c 8.1 (Berkeley) 6/11/93 + */ + +#include <sys/param.h> +#include <sys/device.h> + +#include <dev/rcons/raster.h> +#include <alpha/wscons/wscons_raster.h> + +/* + * Paint (or unpaint) the cursor. + * Pays no lip service to hardware cursors. + */ +void +rcons_cursor(id, on, row, col) + void *id; + int on, row, col; +{ + register struct rcons *rc = id; + register int x, y; + + /* turn the cursor off */ + if (!on) { + /* make sure it's on */ + if ((rc->rc_bits & RC_CURSOR) == 0) + return; + + row = *rc->rc_crowp; + col = *rc->rc_ccolp; + } else { + /* unpaint the old copy. */ + *rc->rc_crowp = row; + *rc->rc_ccolp = col; + } + + x = col * rc->rc_font->width + rc->rc_xorigin; + y = row * rc->rc_font->height + rc->rc_yorigin; + + raster_op(rc->rc_sp, x, y, +#ifdef notdef + /* XXX This is the right way but too slow */ + rc->rc_font->chars[(int)' '].r->width, + rc->rc_font->chars[(int)' '].r->height, +#else + rc->rc_font->width, rc->rc_font->height, +#endif + RAS_INVERT, + (struct raster *) 0, 0, 0); + + rc->rc_bits ^= RC_CURSOR; +} + +/* + * Actually write a string to the frame buffer. + */ +void +rcons_putstr(id, row, col, str, n) + void *id; + int row, col, n; + char *str; +{ + struct rcons *rc = id; + register int x, y, op; + + x = col * rc->rc_font->width + rc->rc_xorigin; + y = row * rc->rc_font->height + rc->rc_font_ascent + rc->rc_yorigin; + + op = RAS_SRC; + if (((rc->rc_bits & RC_STANDOUT) != 0) ^ + ((rc->rc_bits & RC_INVERT) != 0)) + op = RAS_NOT(op); + raster_textn(rc->rc_sp, x, y, op, rc->rc_font, str, n); +} + +/* + * Possibly change to white-on-black or black-on-white modes. + */ +void +rcons_invert(id, inverted) + void *id; + int inverted; +{ + struct rcons *rc = id; + + if (((rc->rc_bits & RC_INVERT) != 0) ^ inverted) { + /* Invert the display */ + raster_op(rc->rc_sp, 0, 0, rc->rc_sp->width, rc->rc_sp->height, + RAS_INVERT, (struct raster *) 0, 0, 0); + + /* Swap things around */ + rc->rc_ras_blank = RAS_NOT(rc->rc_ras_blank); + rc->rc_bits ^= RC_INVERT; + } +} + +/* + * Copy columns (characters) in a row (line). + */ +void +rcons_copycols(id, row, srccol, dstcol, ncols) + void *id; + int row, srccol, dstcol, ncols; +{ + struct rcons *rc = id; + int y, srcx, dstx, nx; + + y = rc->rc_yorigin + rc->rc_font->height * row; + srcx = rc->rc_xorigin + rc->rc_font->width * srccol; + dstx = rc->rc_xorigin + rc->rc_font->width * dstcol; + nx = rc->rc_font->width * ncols; + + raster_op(rc->rc_sp, dstx, y, + nx, rc->rc_font->height, RAS_SRC, + rc->rc_sp, srcx, y); +} + +/* + * Clear columns (characters) in a row (line). + */ +void +rcons_erasecols(id, row, startcol, ncols) + void *id; + int row, startcol, ncols; +{ + struct rcons *rc = id; + int y, startx, nx; + + y = rc->rc_yorigin + rc->rc_font->height * row; + startx = rc->rc_xorigin + rc->rc_font->width * startcol; + nx = rc->rc_font->width * ncols; + + raster_op(rc->rc_sp, startx, y, + nx, rc->rc_font->height, rc->rc_ras_blank, + (struct raster *) 0, 0, 0); +} + +/* + * Copy rows (lines). + */ +void +rcons_copyrows(id, srcrow, dstrow, nrows) + void *id; + int srcrow, dstrow, nrows; +{ + struct rcons *rc = id; + int srcy, dsty, ny; + + srcy = rc->rc_yorigin + rc->rc_font->height * srcrow; + dsty = rc->rc_yorigin + rc->rc_font->height * dstrow; + ny = rc->rc_font->height * nrows; + + raster_op(rc->rc_sp, rc->rc_xorigin, dsty, + rc->rc_raswidth, ny, RAS_SRC, + rc->rc_sp, rc->rc_xorigin, srcy); +} + +/* + * Erase rows (lines). + */ +void +rcons_eraserows(id, startrow, nrows) + void *id; + int startrow, nrows; +{ + struct rcons *rc = id; + int starty, ny; + + starty = rc->rc_yorigin + rc->rc_font->height * startrow; + ny = rc->rc_font->height * nrows; + + raster_op(rc->rc_sp, rc->rc_xorigin, starty, + rc->rc_raswidth, ny, rc->rc_ras_blank, + (struct raster *) 0, 0, 0); +} |