1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657
|
/* Copyright (C) 2001-2006 Artifex Software, Inc.
All Rights Reserved.
This software is provided AS-IS with no warranty, either express or
implied.
This software is distributed under license and may not be copied, modified
or distributed except as expressly authorized under the terms of that
license. Refer to licensing information at http://www.artifex.com/
or contact Artifex Software, Inc., 7 Mt. Lassen Drive - Suite A-134,
San Rafael, CA 94903, U.S.A., +1(415)492-9861, for further information.
*/
/* $Id: gdevtrac.c 10620 2010-01-19 15:48:57Z robin $ */
/* Tracing device (including sample high-level implementation) */
#include "gx.h"
#include "gserrors.h"
#include "gscspace.h"
#include "gxdevice.h"
#include "gxtmap.h" /* for gxdht.h */
#include "gxdht.h"
#include "gxfont.h"
#include "gxiparam.h"
#include "gxistate.h"
#include "gxpaint.h"
#include "gzpath.h"
#include "gzcpath.h"
/* Define the default resolution. */
#ifndef X_DPI
# define X_DPI 720
#endif
#ifndef Y_DPI
# define Y_DPI 720
#endif
extern_st(st_gs_text_enum);
extern_st(st_gx_image_enum_common);
/* ---------------- Internal utilities ---------------- */
static void
trace_drawing_color(const char *prefix, const gx_drawing_color *pdcolor)
{
dprintf1("%scolor=", prefix);
if (pdcolor->type == gx_dc_type_none)
dputs("none");
else if (pdcolor->type == gx_dc_type_null)
dputs("null");
else if (pdcolor->type == gx_dc_type_pure)
dprintf1("0x%lx", (ulong)pdcolor->colors.pure);
else if (pdcolor->type == gx_dc_type_ht_binary) {
int ci = pdcolor->colors.binary.b_index;
dprintf5("binary(0x%lx, 0x%lx, %d/%d, index=%d)",
(ulong)pdcolor->colors.binary.color[0],
(ulong)pdcolor->colors.binary.color[1],
pdcolor->colors.binary.b_level,
(ci < 0 ? pdcolor->colors.binary.b_ht->order.num_bits :
pdcolor->colors.binary.b_ht->components[ci].corder.num_bits),
ci);
} else if (pdcolor->type == gx_dc_type_ht_colored) {
ulong plane_mask = pdcolor->colors.colored.plane_mask;
int ci;
dprintf1("colored(mask=%lu", plane_mask);
for (ci = 0; plane_mask != 0; ++ci, plane_mask >>= 1)
if (plane_mask & 1) {
dprintf2(", (base=%u, level=%u)",
pdcolor->colors.colored.c_base[ci],
pdcolor->colors.colored.c_level[ci]);
} else
dputs(", -");
} else {
dputs("**unknown**");
}
}
static void
trace_lop(gs_logical_operation_t lop)
{
dprintf1(", lop=0x%x", (uint)lop);
}
static void
trace_path(const gx_path *path)
{
gs_path_enum penum;
gx_path_enum_init(&penum, path);
for (;;) {
gs_fixed_point pts[3];
switch (gx_path_enum_next(&penum, pts)) {
case gs_pe_moveto:
dprintf2(" %g %g moveto\n", fixed2float(pts[0].x),
fixed2float(pts[0].y));
continue;
case gs_pe_lineto:
dprintf2(" %g %g lineto\n", fixed2float(pts[0].x),
fixed2float(pts[0].y));
continue;
case gs_pe_curveto:
dprintf6(" %g %g %g %g %g %g curveto\n", fixed2float(pts[0].x),
fixed2float(pts[0].y), fixed2float(pts[1].x),
fixed2float(pts[1].y), fixed2float(pts[2].x),
fixed2float(pts[2].y));
continue;
case gs_pe_closepath:
dputs(" closepath\n");
continue;
default:
break;
}
break;
}
}
static void
trace_clip(gx_device *dev, const gx_clip_path *pcpath)
{
if (pcpath == 0)
return;
if (gx_cpath_includes_rectangle(pcpath, fixed_0, fixed_0,
int2fixed(dev->width),
int2fixed(dev->height))
)
return;
dputs(", clip={");
if (pcpath->path_valid)
trace_path(&pcpath->path);
else
dputs("NO PATH");
dputs("}");
}
/* ---------------- Low-level driver procedures ---------------- */
static int
trace_fill_rectangle(gx_device * dev, int x, int y, int w, int h,
gx_color_index color)
{
dprintf5("fill_rectangle(%d, %d, %d, %d, 0x%lx)\n",
x, y, w, h, (ulong)color);
return 0;
}
static int
trace_copy_mono(gx_device * dev, const byte * data,
int dx, int raster, gx_bitmap_id id,
int x, int y, int w, int h,
gx_color_index zero, gx_color_index one)
{
dprintf7("copy_mono(x=%d, y=%d, w=%d, h=%d, dx=%d, raster=%d, id=0x%lx,\n",
x, y, w, h, dx, raster, (ulong)id);
dprintf2(" colors=(0x%lx,0x%lx))\n", (ulong)zero, (ulong)one);
return 0;
}
static int
trace_copy_color(gx_device * dev, const byte * data,
int dx, int raster, gx_bitmap_id id,
int x, int y, int w, int h)
{
dprintf7("copy_color(x=%d, y=%d, w=%d, h=%d, dx=%d, raster=%d, id=0x%lx)\n",
x, y, w, h, dx, raster, (ulong)id);
return 0;
}
static int
trace_copy_alpha(gx_device * dev, const byte * data, int dx, int raster,
gx_bitmap_id id, int x, int y, int w, int h,
gx_color_index color, int depth)
{
dprintf7("copy_alpha(x=%d, y=%d, w=%d, h=%d, dx=%d, raster=%d, id=0x%lx,\n",
x, y, w, h, dx, raster, (ulong)id);
dprintf2(" color=0x%lx, depth=%d)\n", (ulong)color, depth);
return 0;
}
static int
trace_fill_mask(gx_device * dev,
const byte * data, int dx, int raster, gx_bitmap_id id,
int x, int y, int w, int h,
const gx_drawing_color * pdcolor, int depth,
gs_logical_operation_t lop, const gx_clip_path * pcpath)
{
dprintf7("fill_mask(x=%d, y=%d, w=%d, h=%d, dx=%d, raster=%d, id=0x%lx,\n",
x, y, w, h, dx, raster, (ulong)id);
trace_drawing_color(" ", pdcolor);
dprintf1(", depth=%d", depth);
trace_lop(lop);
trace_clip(dev, pcpath);
dputs(")\n");
return 0;
}
static int
trace_fill_trapezoid(gx_device * dev,
const gs_fixed_edge * left,
const gs_fixed_edge * right,
fixed ybot, fixed ytop, bool swap_axes,
const gx_drawing_color * pdcolor,
gs_logical_operation_t lop)
{
dputs("**fill_trapezoid**\n");
return 0;
}
static int
trace_fill_parallelogram(gx_device * dev,
fixed px, fixed py, fixed ax, fixed ay,
fixed bx, fixed by, const gx_drawing_color * pdcolor,
gs_logical_operation_t lop)
{
dprintf6("fill_parallelogram((%g,%g), (%g,%g), (%g,%g)",
fixed2float(px), fixed2float(py), fixed2float(ax),
fixed2float(ay), fixed2float(bx), fixed2float(by));
trace_drawing_color(", ", pdcolor);
trace_lop(lop);
dputs(")\n");
return 0;
}
static int
trace_fill_triangle(gx_device * dev,
fixed px, fixed py, fixed ax, fixed ay, fixed bx, fixed by,
const gx_drawing_color * pdcolor,
gs_logical_operation_t lop)
{
dprintf6("fill_triangle((%g,%g), (%g,%g), (%g,%g)",
fixed2float(px), fixed2float(py), fixed2float(ax),
fixed2float(ay), fixed2float(bx), fixed2float(by));
trace_drawing_color(", ", pdcolor);
trace_lop(lop);
dputs(")\n");
return 0;
}
static int
trace_draw_thin_line(gx_device * dev,
fixed fx0, fixed fy0, fixed fx1, fixed fy1,
const gx_drawing_color * pdcolor,
gs_logical_operation_t lop,
fixed adjustx, fixed adjusty)
{
dprintf4("draw_thin_line((%g,%g), (%g,%g)",
fixed2float(fx0), fixed2float(fy0), fixed2float(fx1),
fixed2float(fy1));
trace_drawing_color(", ", pdcolor);
trace_lop(lop);
dputs(")\n");
return 0;
}
static int
trace_strip_tile_rectangle(gx_device * dev, const gx_strip_bitmap * tiles,
int x, int y, int w, int h,
gx_color_index color0, gx_color_index color1,
int px, int py)
{
dprintf6("strip_tile_rectangle(x=%d, y=%d, w=%d, h=%d, colors=(0x%lx,0x%lx),\n",
x, y, w, h, (ulong)color0, (ulong)color1);
dprintf8(" size=(%d,%d) shift %u, rep=(%u,%u) shift %u, phase=(%d,%d))\n",
tiles->size.x, tiles->size.y, tiles->shift,
tiles->rep_width, tiles->rep_height, tiles->rep_shift, px, py);
return 0;
}
static int
trace_strip_copy_rop(gx_device * dev, const byte * sdata, int sourcex,
uint sraster, gx_bitmap_id id,
const gx_color_index * scolors,
const gx_strip_bitmap * textures,
const gx_color_index * tcolors,
int x, int y, int width, int height,
int phase_x, int phase_y, gs_logical_operation_t lop)
{
dputs("**strip_copy_rop**\n");
return 0;
}
/* ---------------- High-level driver procedures ---------------- */
static int
trace_fill_path(gx_device * dev, const gs_imager_state * pis,
gx_path * ppath, const gx_fill_params * params,
const gx_drawing_color * pdcolor,
const gx_clip_path * pcpath)
{
dputs("fill_path({\n");
trace_path(ppath);
trace_drawing_color("}, ", pdcolor);
dprintf4(", rule=%d, adjust=(%g,%g), flatness=%g",
params->rule, fixed2float(params->adjust.x),
fixed2float(params->adjust.y), params->flatness);
trace_clip(dev, pcpath);
/****** pis ******/
dputs(")\n");
return 0;
}
static int
trace_stroke_path(gx_device * dev, const gs_imager_state * pis,
gx_path * ppath, const gx_stroke_params * params,
const gx_drawing_color * pdcolor,
const gx_clip_path * pcpath)
{
dputs("stroke_path({\n");
trace_path(ppath);
trace_drawing_color("}, ", pdcolor);
dprintf1(", flatness=%g", params->flatness);
trace_clip(dev, pcpath);
/****** pis ******/
dputs(")\n");
return 0;
}
typedef struct trace_image_enum_s {
gx_image_enum_common;
int rows_left;
} trace_image_enum_t;
gs_private_st_suffix_add0(st_trace_image_enum, trace_image_enum_t,
"trace_image_enum_t", trace_image_enum_enum_ptrs,
trace_image_enum_reloc_ptrs,
st_gx_image_enum_common);
static int
trace_plane_data(gx_image_enum_common_t * info,
const gx_image_plane_t * planes, int height,
int *rows_used)
{
trace_image_enum_t *pie = (trace_image_enum_t *)info;
int i;
dprintf1("image_plane_data(height=%d", height);
for (i = 0; i < pie->num_planes; ++i) {
if (planes[i].data)
dprintf4(", {depth=%d, width=%d, dx=%d, raster=%u}",
pie->plane_depths[i], pie->plane_widths[i],
planes[i].data_x, planes[i].raster);
else
dputs(", -");
}
dputs(")\n");
*rows_used = height;
return (pie->rows_left -= height) <= 0;
}
static int
trace_end_image(gx_image_enum_common_t * info, bool draw_last)
{
trace_image_enum_t *pie = (trace_image_enum_t *)info;
gx_image_free_enum(&info);
return 0;
}
static const gx_image_enum_procs_t trace_image_enum_procs = {
trace_plane_data, trace_end_image
};
static int
trace_begin_typed_image(gx_device * dev, const gs_imager_state * pis,
const gs_matrix * pmat,
const gs_image_common_t * pim,
const gs_int_rect * prect,
const gx_drawing_color * pdcolor,
const gx_clip_path * pcpath,
gs_memory_t * memory,
gx_image_enum_common_t ** pinfo)
{
trace_image_enum_t *pie;
const gs_pixel_image_t *ppi = (const gs_pixel_image_t *)pim;
int ncomp;
dprintf7("begin_typed_image(type=%d, ImageMatrix=[%g %g %g %g %g %g]",
pim->type->index, pim->ImageMatrix.xx, pim->ImageMatrix.xy,
pim->ImageMatrix.yx, pim->ImageMatrix.yy,
pim->ImageMatrix.tx, pim->ImageMatrix.ty);
switch (pim->type->index) {
case 1:
if (((const gs_image1_t *)ppi)->ImageMask) {
ncomp = 1;
break;
}
/* falls through */
case 4:
ncomp = gs_color_space_num_components(ppi->ColorSpace);
break;
case 3:
ncomp = gs_color_space_num_components(ppi->ColorSpace) + 1;
break;
case 2: /* no data */
dputs(")\n");
return 1;
default:
goto dflt;
}
pie = gs_alloc_struct(memory, trace_image_enum_t, &st_trace_image_enum,
"trace_begin_typed_image");
if (pie == 0)
goto dflt;
if (gx_image_enum_common_init((gx_image_enum_common_t *)pie,
(const gs_data_image_t *)pim,
&trace_image_enum_procs, dev, ncomp,
ppi->format) < 0
)
goto dflt;
dprintf4("\n Width=%d, Height=%d, BPC=%d, num_components=%d)\n",
ppi->Width, ppi->Height, ppi->BitsPerComponent, ncomp);
pie->memory = memory;
pie->rows_left = ppi->Height;
*pinfo = (gx_image_enum_common_t *)pie;
return 0;
dflt:
dputs(") DEFAULTED\n");
return gx_default_begin_typed_image(dev, pis, pmat, pim, prect, pdcolor,
pcpath, memory, pinfo);
}
static int
trace_text_process(gs_text_enum_t *pte)
{
return 0;
}
static const gs_text_enum_procs_t trace_text_procs = {
NULL, trace_text_process, NULL, NULL, NULL, NULL,
gx_default_text_release
};
static int
trace_text_begin(gx_device * dev, gs_imager_state * pis,
const gs_text_params_t * text, gs_font * font,
gx_path * path, const gx_device_color * pdcolor,
const gx_clip_path * pcpath, gs_memory_t * memory,
gs_text_enum_t ** ppenum)
{
static const char *const tags[sizeof(text->operation) * 8] = {
"FROM_STRING", "FROM_BYTES", "FROM_CHARS", "FROM_GLYPHS",
"FROM_SINGLE_CHAR", "FROM_SINGLE_GLYPH",
"ADD_TO_ALL_WIDTHS", "ADD_TO_SPACE_WIDTH",
"REPLACE_WIDTHS", "DO_NONE", "DO_DRAW", "DO_CHARWIDTH",
"DO_FALSE_CHARPATH", "DO_TRUE_CHARPATH",
"DO_FALSE_CHARBOXPATH", "DO_TRUE_CHARBOXPATH",
"INTERVENE", "RETURN_WIDTH"
};
int i;
gs_text_enum_t *pte;
int code;
dputs("text_begin(");
for (i = 0; i < countof(tags); ++i)
if (text->operation & (1 << i)) {
if (tags[i])
dprintf1("%s ", tags[i]);
else
dprintf1("%d? ", i);
}
dprintf1("font=%s\n text=(", font->font_name.chars);
if (text->operation & TEXT_FROM_SINGLE_CHAR)
dprintf1("0x%lx", (ulong)text->data.d_char);
else if (text->operation & TEXT_FROM_SINGLE_GLYPH)
dprintf1("0x%lx", (ulong)text->data.d_glyph);
else
for (i = 0; i < text->size; ++i) {
if (text->operation & TEXT_FROM_STRING)
dputc(text->data.bytes[i]);
else
dprintf1("0x%lx ",
(text->operation & TEXT_FROM_GLYPHS ?
(ulong)text->data.glyphs[i] :
(ulong)text->data.chars[i]));
}
dprintf1(")\n size=%u", text->size);
if (text->operation & TEXT_ADD_TO_ALL_WIDTHS)
dprintf2(", delta_all=(%g,%g)", text->delta_all.x, text->delta_all.y);
if (text->operation & TEXT_ADD_TO_SPACE_WIDTH) {
dprintf3(", space=0x%lx, delta_space=(%g,%g)",
(text->operation & TEXT_FROM_GLYPHS ?
(ulong)text->space.s_glyph : (ulong)text->space.s_char),
text->delta_space.x, text->delta_space.y);
}
if (text->operation & TEXT_REPLACE_WIDTHS) {
dputs("\n widths=");
for (i = 0; i < text->widths_size; ++i) {
if (text->x_widths)
dprintf1("(%g,", text->x_widths[i]);
else
dputs("(,");
if (text->y_widths)
dprintf1("%g)",
(text->y_widths == text->x_widths ?
text->y_widths[++i] : text->y_widths[i]));
else
dputs(")");
}
}
if (text->operation & TEXT_DO_DRAW)
trace_drawing_color(", ", pdcolor);
/*
* We can't do it if CHAR*PATH or INTERVENE, or if (RETURN_WIDTH and not
* REPLACE_WIDTHS and we can't get the widths from the font).
*/
if (text->operation &
(TEXT_DO_FALSE_CHARPATH | TEXT_DO_TRUE_CHARPATH |
TEXT_DO_FALSE_CHARBOXPATH | TEXT_DO_TRUE_CHARBOXPATH |
TEXT_INTERVENE)
)
goto dflt;
rc_alloc_struct_1(pte, gs_text_enum_t, &st_gs_text_enum, memory,
goto dflt, "trace_text_begin");
code = gs_text_enum_init(pte, &trace_text_procs, dev, pis, text, font,
path, pdcolor, pcpath, memory);
if (code < 0)
goto dfree;
if ((text->operation & (TEXT_DO_CHARWIDTH | TEXT_RETURN_WIDTH)) &&
!(text->operation & TEXT_REPLACE_WIDTHS)
) {
/*
* Get the widths from the font. This code is mostly copied from
* the pdfwrite driver, and should probably be shared with it.
* ****** WRONG IF Type 0 FONT ******
*/
int i;
gs_point w;
double scale = (font->FontType == ft_TrueType ? 0.001 : 1.0);
gs_fixed_point origin;
gs_point dpt;
int num_spaces = 0;
if (!(text->operation & TEXT_FROM_STRING))
goto dfree; /* can't handle yet */
if (gx_path_current_point(path, &origin) < 0)
goto dfree;
w.x = 0, w.y = 0;
for (i = 0; i < text->size; ++i) {
gs_char ch = text->data.bytes[i];
int wmode = font->WMode;
gs_glyph glyph =
((gs_font_base *)font)->procs.encode_char(font, ch,
GLYPH_SPACE_NAME);
gs_glyph_info_t info;
if (glyph != gs_no_glyph &&
(code = font->procs.glyph_info(font, glyph, NULL,
GLYPH_INFO_WIDTH0 << wmode,
&info)) >= 0
) {
w.x += info.width[wmode].x;
w.y += info.width[wmode].y;
} else
goto dfree;
if (ch == text->space.s_char)
++num_spaces;
}
gs_distance_transform(w.x * scale, w.y * scale,
&font->FontMatrix, &dpt);
if (text->operation & TEXT_ADD_TO_ALL_WIDTHS) {
int num_chars = text->size;
dpt.x += text->delta_all.x * num_chars;
dpt.y += text->delta_all.y * num_chars;
}
if (text->operation & TEXT_ADD_TO_SPACE_WIDTH) {
dpt.x += text->delta_space.x * num_spaces;
dpt.y += text->delta_space.y * num_spaces;
}
pte->returned.total_width = dpt;
gs_distance_transform(dpt.x, dpt.y, &ctm_only(pis), &dpt);
code = gx_path_add_point(path,
origin.x + float2fixed(dpt.x),
origin.y + float2fixed(dpt.y));
if (code < 0)
goto dfree;
}
dputs(")\n");
*ppenum = pte;
return 0;
dfree:
gs_free_object(memory, pte, "trace_text_begin");
dflt:
dputs(") DEFAULTED\n");
return gx_default_text_begin(dev, pis, text, font, path, pdcolor,
pcpath, memory, ppenum);
}
/* ---------------- The device definition ---------------- */
#define TRACE_DEVICE_BODY(dname, ncomp, depth, map_rgb_color, map_color_rgb, map_cmyk_color, map_rgb_alpha_color)\
std_device_dci_body(gx_device, 0, dname,\
DEFAULT_WIDTH_10THS * X_DPI / 10,\
DEFAULT_HEIGHT_10THS * Y_DPI / 10,\
X_DPI, Y_DPI, ncomp, depth,\
(1 << (depth / ncomp)) - 1,\
(ncomp > 1 ? (1 << (depth / ncomp)) - 1 : 0),\
1 << (depth / ncomp),\
(ncomp > 1 ? 1 << (depth / ncomp) : 1)),\
{\
NULL, /* open_device */\
NULL, /* get_initial_matrix */\
NULL, /* sync_output */\
NULL, /* output_page */\
NULL, /* close_device */\
map_rgb_color, /* differs */\
map_color_rgb, /* differs */\
trace_fill_rectangle,\
NULL, /* tile_rectangle */\
trace_copy_mono,\
trace_copy_color,\
NULL, /* draw_line */\
NULL, /* get_bits */\
NULL, /* get_params */\
NULL, /* put_params */\
map_cmyk_color, /* differs */\
NULL, /* get_xfont_procs */\
NULL, /* get_xfont_device */\
map_rgb_alpha_color, /* differs */\
gx_page_device_get_page_device,\
NULL, /* get_alpha_bits */\
trace_copy_alpha,\
NULL, /* get_band */\
NULL, /* copy_rop */\
trace_fill_path,\
trace_stroke_path,\
trace_fill_mask,\
trace_fill_trapezoid,\
trace_fill_parallelogram,\
trace_fill_triangle,\
trace_draw_thin_line,\
NULL, /* begin_image */\
NULL, /* image_data */\
NULL, /* end_image */\
trace_strip_tile_rectangle,\
trace_strip_copy_rop,\
NULL, /* get_clipping_box */\
trace_begin_typed_image,\
NULL, /* get_bits_rectangle */\
NULL, /* map_color_rgb_alpha */\
NULL, /* create_compositor */\
NULL, /* get_hardware_params */\
trace_text_begin,\
NULL /* finish_copydevice */\
}
const gx_device gs_tr_mono_device = {
TRACE_DEVICE_BODY("tr_mono", 1, 1,
gx_default_b_w_map_rgb_color,
gx_default_b_w_map_color_rgb, NULL, NULL)
};
const gx_device gs_tr_rgb_device = {
TRACE_DEVICE_BODY("tr_rgb", 3, 24,
gx_default_rgb_map_rgb_color,
gx_default_rgb_map_color_rgb, NULL, NULL)
};
const gx_device gs_tr_cmyk_device = {
TRACE_DEVICE_BODY("tr_cmyk", 4, 4,
NULL, cmyk_1bit_map_color_rgb,
cmyk_1bit_map_cmyk_color, NULL)
};
|