wscons_rops.c revision 1.5
1 /* $NetBSD: wscons_rops.c,v 1.5 1999/02/12 11:25:23 drochner Exp $ */ 2 3 /* 4 * Copyright (c) 1991, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * This software was developed by the Computer Systems Engineering group 8 * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and 9 * contributed to Berkeley. 10 * 11 * All advertising materials mentioning features or use of this software 12 * must display the following acknowledgement: 13 * This product includes software developed by the University of 14 * California, Lawrence Berkeley Laboratory. 15 * 16 * Redistribution and use in source and binary forms, with or without 17 * modification, are permitted provided that the following conditions 18 * are met: 19 * 1. Redistributions of source code must retain the above copyright 20 * notice, this list of conditions and the following disclaimer. 21 * 2. Redistributions in binary form must reproduce the above copyright 22 * notice, this list of conditions and the following disclaimer in the 23 * documentation and/or other materials provided with the distribution. 24 * 3. All advertising materials mentioning features or use of this software 25 * must display the following acknowledgement: 26 * This product includes software developed by the University of 27 * California, Berkeley and its contributors. 28 * 4. Neither the name of the University nor the names of its contributors 29 * may be used to endorse or promote products derived from this software 30 * without specific prior written permission. 31 * 32 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 33 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 34 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 35 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 36 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 37 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 38 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 39 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 40 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 41 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 42 * SUCH DAMAGE. 43 * 44 * @(#)rcons_subr.c 8.1 (Berkeley) 6/11/93 45 */ 46 47 #include <sys/param.h> 48 #include <sys/device.h> 49 50 #include <dev/rcons/raster.h> 51 #include <dev/wscons/wscons_raster.h> 52 #include <dev/wscons/wsdisplayvar.h> 53 54 /* 55 * Paint (or unpaint) the cursor. 56 * Pays no lip service to hardware cursors. 57 */ 58 void 59 rcons_cursor(id, on, row, col) 60 void *id; 61 int on, row, col; 62 { 63 register struct rcons *rc = id; 64 register int x, y; 65 66 /* turn the cursor off */ 67 if (!on) { 68 /* make sure it's on */ 69 if ((rc->rc_bits & RC_CURSOR) == 0) 70 return; 71 72 row = *rc->rc_crowp; 73 col = *rc->rc_ccolp; 74 } else { 75 /* unpaint the old copy. */ 76 *rc->rc_crowp = row; 77 *rc->rc_ccolp = col; 78 } 79 80 x = col * rc->rc_font->width + rc->rc_xorigin; 81 y = row * rc->rc_font->height + rc->rc_yorigin; 82 83 raster_op(rc->rc_sp, x, y, 84 #ifdef notdef 85 /* XXX This is the right way but too slow */ 86 rc->rc_font->chars[(int)' '].r->width, 87 rc->rc_font->chars[(int)' '].r->height, 88 #else 89 rc->rc_font->width, rc->rc_font->height, 90 #endif 91 RAS_INVERT, 92 (struct raster *) 0, 0, 0); 93 94 rc->rc_bits ^= RC_CURSOR; 95 } 96 97 int 98 rcons_mapchar(id, uni, index) 99 void *id; 100 int uni; 101 unsigned int *index; 102 { 103 104 if (uni < 128) { 105 *index = uni; 106 return (5); 107 } 108 *index = ' '; 109 return (0); 110 } 111 112 /* 113 * Actually write a string to the frame buffer. 114 */ 115 void 116 rcons_putchar(id, row, col, uc, attr) 117 void *id; 118 int row, col; 119 u_int uc; 120 long attr; 121 { 122 struct rcons *rc = id; 123 register int x, y, op; 124 u_char help; 125 126 x = col * rc->rc_font->width + rc->rc_xorigin; 127 y = row * rc->rc_font->height + rc->rc_font_ascent + rc->rc_yorigin; 128 129 op = RAS_SRC; 130 if ((attr != 0) ^ ((rc->rc_bits & RC_INVERT) != 0)) 131 op = RAS_NOT(op); 132 help = uc & 0xff; 133 raster_textn(rc->rc_sp, x, y, op, rc->rc_font, &help, 1); 134 } 135 136 /* 137 * Possibly change to white-on-black or black-on-white modes. 138 */ 139 void 140 rcons_invert(id, inverted) 141 void *id; 142 int inverted; 143 { 144 struct rcons *rc = id; 145 146 if (((rc->rc_bits & RC_INVERT) != 0) ^ inverted) { 147 /* Invert the display */ 148 raster_op(rc->rc_sp, 0, 0, rc->rc_sp->width, rc->rc_sp->height, 149 RAS_INVERT, (struct raster *) 0, 0, 0); 150 151 /* Swap things around */ 152 rc->rc_bits ^= RC_INVERT; 153 } 154 } 155 156 /* 157 * Copy columns (characters) in a row (line). 158 */ 159 void 160 rcons_copycols(id, row, srccol, dstcol, ncols) 161 void *id; 162 int row, srccol, dstcol, ncols; 163 { 164 struct rcons *rc = id; 165 int y, srcx, dstx, nx; 166 167 y = rc->rc_yorigin + rc->rc_font->height * row; 168 srcx = rc->rc_xorigin + rc->rc_font->width * srccol; 169 dstx = rc->rc_xorigin + rc->rc_font->width * dstcol; 170 nx = rc->rc_font->width * ncols; 171 172 raster_op(rc->rc_sp, dstx, y, 173 nx, rc->rc_font->height, RAS_SRC, 174 rc->rc_sp, srcx, y); 175 } 176 177 /* 178 * Clear columns (characters) in a row (line). 179 */ 180 void 181 rcons_erasecols(id, row, startcol, ncols, fillattr) 182 void *id; 183 int row, startcol, ncols; 184 long fillattr; 185 { 186 struct rcons *rc = id; 187 int y, startx, nx, op; 188 189 y = rc->rc_yorigin + rc->rc_font->height * row; 190 startx = rc->rc_xorigin + rc->rc_font->width * startcol; 191 nx = rc->rc_font->width * ncols; 192 193 op = RAS_CLEAR; 194 if ((fillattr != 0) ^ ((rc->rc_bits & RC_INVERT) != 0)) 195 op = RAS_NOT(op); 196 raster_op(rc->rc_sp, startx, y, 197 nx, rc->rc_font->height, op, 198 (struct raster *) 0, 0, 0); 199 } 200 201 /* 202 * Copy rows (lines). 203 */ 204 void 205 rcons_copyrows(id, srcrow, dstrow, nrows) 206 void *id; 207 int srcrow, dstrow, nrows; 208 { 209 struct rcons *rc = id; 210 int srcy, dsty, ny; 211 212 srcy = rc->rc_yorigin + rc->rc_font->height * srcrow; 213 dsty = rc->rc_yorigin + rc->rc_font->height * dstrow; 214 ny = rc->rc_font->height * nrows; 215 216 raster_op(rc->rc_sp, rc->rc_xorigin, dsty, 217 rc->rc_raswidth, ny, RAS_SRC, 218 rc->rc_sp, rc->rc_xorigin, srcy); 219 } 220 221 /* 222 * Erase rows (lines). 223 */ 224 void 225 rcons_eraserows(id, startrow, nrows, fillattr) 226 void *id; 227 int startrow, nrows; 228 long fillattr; 229 { 230 struct rcons *rc = id; 231 int starty, ny, op; 232 233 starty = rc->rc_yorigin + rc->rc_font->height * startrow; 234 ny = rc->rc_font->height * nrows; 235 236 op = RAS_CLEAR; 237 if ((fillattr != 0) ^ ((rc->rc_bits & RC_INVERT) != 0)) 238 op = RAS_NOT(op); 239 raster_op(rc->rc_sp, rc->rc_xorigin, starty, 240 rc->rc_raswidth, ny, op, 241 (struct raster *) 0, 0, 0); 242 } 243 244 int 245 rcons_alloc_attr(id, fg, bg, flags, attrp) 246 void *id; 247 int fg, bg, flags; 248 long *attrp; 249 { 250 if (flags & (WSATTR_HILIT | WSATTR_BLINK | 251 WSATTR_UNDERLINE | WSATTR_WSCOLORS)) 252 return (EINVAL); 253 if (flags & WSATTR_REVERSE) 254 *attrp = 1; 255 else 256 *attrp = 0; 257 return (0); 258 } 259
Indexes created Mon Sep 29 21:09:56 GMT 2025