/* * Copyright 2000 Corel Corporation * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA */ #include #include #include #include "sane_i.h" #include "winnls.h" #include "wine/debug.h" WINE_DEFAULT_DEBUG_CHANNEL(twain); static TW_UINT16 get_onevalue(pTW_CAPABILITY pCapability, TW_UINT16 *type, TW_UINT32 *value) { if (pCapability->hContainer) { pTW_ONEVALUE pVal = GlobalLock (pCapability->hContainer); if (pVal) { *value = pVal->Item; if (type) *type = pVal->ItemType; GlobalUnlock (pCapability->hContainer); return TWCC_SUCCESS; } } return TWCC_BUMMER; } static TW_UINT16 set_onevalue(pTW_CAPABILITY pCapability, TW_UINT16 type, TW_UINT32 value) { pCapability->hContainer = GlobalAlloc (0, sizeof(TW_ONEVALUE)); if (pCapability->hContainer) { pTW_ONEVALUE pVal = GlobalLock (pCapability->hContainer); if (pVal) { pCapability->ConType = TWON_ONEVALUE; pVal->ItemType = type; pVal->Item = value; GlobalUnlock (pCapability->hContainer); return TWCC_SUCCESS; } } return TWCC_LOWMEMORY; } static TW_UINT16 msg_set(pTW_CAPABILITY pCapability, TW_UINT32 *val) { if (pCapability->ConType == TWON_ONEVALUE) return get_onevalue(pCapability, NULL, val); FIXME("Partial Stub: MSG_SET only supports TW_ONEVALUE\n"); return TWCC_BADCAP; } static TW_UINT16 msg_get_enum(pTW_CAPABILITY pCapability, const TW_UINT32 *values, int value_count, TW_UINT16 type, TW_UINT32 current, TW_UINT32 default_value) { TW_ENUMERATION *enumv = NULL; TW_UINT32 *p32; TW_UINT16 *p16; int i; pCapability->ConType = TWON_ENUMERATION; pCapability->hContainer = 0; if (type == TWTY_INT16 || type == TWTY_UINT16) pCapability->hContainer = GlobalAlloc (0, FIELD_OFFSET( TW_ENUMERATION, ItemList[value_count * sizeof(TW_UINT16)])); if (type == TWTY_INT32 || type == TWTY_UINT32) pCapability->hContainer = GlobalAlloc (0, FIELD_OFFSET( TW_ENUMERATION, ItemList[value_count * sizeof(TW_UINT32)])); if (pCapability->hContainer) enumv = GlobalLock(pCapability->hContainer); if (! enumv) return TWCC_LOWMEMORY; enumv->ItemType = type; enumv->NumItems = value_count; p16 = (TW_UINT16 *) enumv->ItemList; p32 = (TW_UINT32 *) enumv->ItemList; for (i = 0; i < value_count; i++) { if (values[i] == current) enumv->CurrentIndex = i; if (values[i] == default_value) enumv->DefaultIndex = i; if (type == TWTY_INT16 || type == TWTY_UINT16) p16[i] = values[i]; if (type == TWTY_INT32 || type == TWTY_UINT32) p32[i] = values[i]; } GlobalUnlock(pCapability->hContainer); return TWCC_SUCCESS; } static TW_UINT16 msg_get_range(pTW_CAPABILITY pCapability, TW_UINT16 type, TW_UINT32 minval, TW_UINT32 maxval, TW_UINT32 step, TW_UINT32 def, TW_UINT32 current) { TW_RANGE *range = NULL; pCapability->ConType = TWON_RANGE; pCapability->hContainer = 0; pCapability->hContainer = GlobalAlloc (0, sizeof(*range)); if (pCapability->hContainer) range = GlobalLock(pCapability->hContainer); if (! range) return TWCC_LOWMEMORY; range->ItemType = type; range->MinValue = minval; range->MaxValue = maxval; range->StepSize = step; range->DefaultValue = def; range->CurrentValue = current; GlobalUnlock(pCapability->hContainer); return TWCC_SUCCESS; } static TW_UINT16 TWAIN_GetSupportedCaps(pTW_CAPABILITY pCapability) { TW_ARRAY *a; static const UINT16 supported_caps[] = { CAP_SUPPORTEDCAPS, CAP_XFERCOUNT, CAP_UICONTROLLABLE, CAP_AUTOFEED, CAP_FEEDERENABLED, ICAP_XFERMECH, ICAP_PIXELTYPE, ICAP_UNITS, ICAP_BITDEPTH, ICAP_COMPRESSION, ICAP_PIXELFLAVOR, ICAP_XRESOLUTION, ICAP_YRESOLUTION, ICAP_PHYSICALHEIGHT, ICAP_PHYSICALWIDTH, ICAP_SUPPORTEDSIZES }; pCapability->hContainer = GlobalAlloc (0, FIELD_OFFSET( TW_ARRAY, ItemList[sizeof(supported_caps)] )); pCapability->ConType = TWON_ARRAY; if (pCapability->hContainer) { UINT16 *u; TW_UINT32 i; a = GlobalLock (pCapability->hContainer); a->ItemType = TWTY_UINT16; a->NumItems = ARRAY_SIZE(supported_caps); u = (UINT16 *) a->ItemList; for (i = 0; i < a->NumItems; i++) u[i] = supported_caps[i]; GlobalUnlock (pCapability->hContainer); return TWCC_SUCCESS; } else return TWCC_LOWMEMORY; } /* ICAP_XFERMECH */ static TW_UINT16 SANE_ICAPXferMech (pTW_CAPABILITY pCapability, TW_UINT16 action) { static const TW_UINT32 possible_values[] = { TWSX_NATIVE, TWSX_MEMORY }; TW_UINT32 val; TW_UINT16 twCC = TWCC_BADCAP; TRACE("ICAP_XFERMECH\n"); switch (action) { case MSG_QUERYSUPPORT: twCC = set_onevalue(pCapability, TWTY_INT32, TWQC_GET | TWQC_SET | TWQC_GETDEFAULT | TWQC_GETCURRENT | TWQC_RESET ); break; case MSG_GET: twCC = msg_get_enum(pCapability, possible_values, ARRAY_SIZE(possible_values), TWTY_UINT16, activeDS.capXferMech, TWSX_NATIVE); break; case MSG_SET: twCC = msg_set(pCapability, &val); if (twCC == TWCC_SUCCESS) { activeDS.capXferMech = (TW_UINT16) val; FIXME("Partial Stub: XFERMECH set to %ld, but ignored\n", val); } break; case MSG_GETDEFAULT: twCC = set_onevalue(pCapability, TWTY_UINT16, TWSX_NATIVE); break; case MSG_RESET: activeDS.capXferMech = TWSX_NATIVE; /* .. fall through intentional .. */ case MSG_GETCURRENT: twCC = set_onevalue(pCapability, TWTY_UINT16, activeDS.capXferMech); FIXME("Partial Stub: XFERMECH of %d not actually used\n", activeDS.capXferMech); break; } return twCC; } /* CAP_XFERCOUNT */ static TW_UINT16 SANE_CAPXferCount (pTW_CAPABILITY pCapability, TW_UINT16 action) { TW_UINT32 val; TW_UINT16 twCC = TWCC_BADCAP; TRACE("CAP_XFERCOUNT\n"); switch (action) { case MSG_QUERYSUPPORT: twCC = set_onevalue(pCapability, TWTY_INT32, TWQC_GET | TWQC_SET | TWQC_GETDEFAULT | TWQC_GETCURRENT | TWQC_RESET ); break; case MSG_GET: twCC = set_onevalue(pCapability, TWTY_INT16, -1); FIXME("Partial Stub: Reporting only support for transfer all\n"); break; case MSG_SET: twCC = msg_set(pCapability, &val); if (twCC == TWCC_SUCCESS) FIXME("Partial Stub: XFERCOUNT set to %ld, but ignored\n", val); break; case MSG_GETDEFAULT: twCC = set_onevalue(pCapability, TWTY_INT16, -1); break; case MSG_RESET: /* .. fall through intentional .. */ case MSG_GETCURRENT: twCC = set_onevalue(pCapability, TWTY_INT16, -1); break; } return twCC; } static BOOL pixeltype_to_sane_mode(TW_UINT16 pixeltype, char *mode, int len) { const char *m = NULL; switch (pixeltype) { case TWPT_GRAY: m = "Gray"; break; case TWPT_RGB: m = "Color"; break; case TWPT_BW: m = "Lineart"; break; } if (! m) return FALSE; if (strlen(m) >= len) return FALSE; strcpy(mode, m); return TRUE; } /* ICAP_PIXELTYPE */ static TW_UINT16 SANE_ICAPPixelType (pTW_CAPABILITY pCapability, TW_UINT16 action) { TW_UINT16 twCC; TW_UINT32 possible_values[3]; int possible_value_count; TW_UINT32 val; BOOL reload = FALSE; TW_UINT16 current_pixeltype = TWPT_BW; char mode[64]; TRACE("ICAP_PIXELTYPE\n"); twCC = sane_option_probe_mode(¤t_pixeltype, possible_values, &possible_value_count); if (twCC != TWCC_SUCCESS) { ERR("Unable to retrieve mode from sane, ICAP_PIXELTYPE unsupported\n"); return twCC; } /* Sane does not support a concept of a default mode, so we simply cache * the first mode we find */ if (! activeDS.PixelTypeSet) { activeDS.PixelTypeSet = TRUE; activeDS.defaultPixelType = current_pixeltype; } switch (action) { case MSG_QUERYSUPPORT: twCC = set_onevalue(pCapability, TWTY_INT32, TWQC_GET | TWQC_SET | TWQC_GETDEFAULT | TWQC_GETCURRENT | TWQC_RESET ); break; case MSG_GET: twCC = msg_get_enum(pCapability, possible_values, possible_value_count, TWTY_UINT16, current_pixeltype, activeDS.defaultPixelType); break; case MSG_SET: twCC = msg_set(pCapability, &val); if (twCC == TWCC_SUCCESS) { TRACE("Setting pixeltype to %ld\n", val); if (! pixeltype_to_sane_mode(val, mode, sizeof(mode))) return TWCC_BADVALUE; twCC = sane_option_set_str("mode", mode, &reload); /* Some SANE devices use 'Grayscale' instead of the standard 'Gray' */ if (twCC != TWCC_SUCCESS && strcmp(mode, "Gray") == 0) { strcpy(mode, "Grayscale"); twCC = sane_option_set_str("mode", mode, &reload); } if (reload) get_sane_params( &activeDS.frame_params ); } break; case MSG_GETDEFAULT: twCC = set_onevalue(pCapability, TWTY_UINT16, activeDS.defaultPixelType); break; case MSG_RESET: current_pixeltype = activeDS.defaultPixelType; if (! pixeltype_to_sane_mode(current_pixeltype, mode, sizeof(mode))) return TWCC_BADVALUE; twCC = sane_option_set_str("mode", mode, &reload); /* Some SANE devices use 'Grayscale' instead of the standard 'Gray' */ if (twCC != TWCC_SUCCESS && strcmp(mode, "Gray") == 0) { strcpy(mode, "Grayscale"); twCC = sane_option_set_str("mode", mode, &reload); } if (twCC != TWCC_SUCCESS) break; if (reload) get_sane_params( &activeDS.frame_params ); /* .. fall through intentional .. */ case MSG_GETCURRENT: twCC = set_onevalue(pCapability, TWTY_UINT16, current_pixeltype); TRACE("Returning current pixeltype of %d\n", current_pixeltype); break; } return twCC; } /* ICAP_UNITS */ static TW_UINT16 SANE_ICAPUnits (pTW_CAPABILITY pCapability, TW_UINT16 action) { TW_UINT32 val; TW_UINT16 twCC = TWCC_BADCAP; TRACE("ICAP_UNITS\n"); switch (action) { case MSG_QUERYSUPPORT: twCC = set_onevalue(pCapability, TWTY_INT32, TWQC_GET | TWQC_SET | TWQC_GETDEFAULT | TWQC_GETCURRENT | TWQC_RESET ); break; case MSG_GET: twCC = set_onevalue(pCapability, TWTY_UINT16, TWUN_INCHES); break; case MSG_SET: twCC = msg_set(pCapability, &val); if (twCC == TWCC_SUCCESS) { if (val != TWUN_INCHES) { ERR("Sane supports only SANE_UNIT_DPI\n"); twCC = TWCC_BADVALUE; } } break; case MSG_GETDEFAULT: case MSG_RESET: /* .. fall through intentional .. */ case MSG_GETCURRENT: twCC = set_onevalue(pCapability, TWTY_UINT16, TWUN_INCHES); break; } return twCC; } /* ICAP_BITDEPTH */ static TW_UINT16 SANE_ICAPBitDepth(pTW_CAPABILITY pCapability, TW_UINT16 action) { TW_UINT16 twCC = TWCC_BADCAP; TW_UINT32 possible_values[1]; TRACE("ICAP_BITDEPTH\n"); possible_values[0] = activeDS.frame_params.depth; switch (action) { case MSG_QUERYSUPPORT: twCC = set_onevalue(pCapability, TWTY_INT32, TWQC_GET | TWQC_GETDEFAULT | TWQC_GETCURRENT ); break; case MSG_GET: twCC = msg_get_enum(pCapability, possible_values, ARRAY_SIZE(possible_values), TWTY_UINT16, activeDS.frame_params.depth, activeDS.frame_params.depth); break; case MSG_GETDEFAULT: /* .. Fall through intentional .. */ case MSG_GETCURRENT: TRACE("Returning current bitdepth of %d\n", activeDS.frame_params.depth); twCC = set_onevalue(pCapability, TWTY_UINT16, activeDS.frame_params.depth); break; } return twCC; } /* CAP_UICONTROLLABLE */ static TW_UINT16 SANE_CAPUiControllable(pTW_CAPABILITY pCapability, TW_UINT16 action) { TW_UINT16 twCC = TWCC_BADCAP; TRACE("CAP_UICONTROLLABLE\n"); switch (action) { case MSG_QUERYSUPPORT: twCC = set_onevalue(pCapability, TWTY_INT32, TWQC_GET); break; case MSG_GET: twCC = set_onevalue(pCapability, TWTY_BOOL, TRUE); break; } return twCC; } /* ICAP_COMPRESSION */ static TW_UINT16 SANE_ICAPCompression (pTW_CAPABILITY pCapability, TW_UINT16 action) { static const TW_UINT32 possible_values[] = { TWCP_NONE }; TW_UINT32 val; TW_UINT16 twCC = TWCC_BADCAP; TRACE("ICAP_COMPRESSION\n"); switch (action) { case MSG_QUERYSUPPORT: twCC = set_onevalue(pCapability, TWTY_INT32, TWQC_GET | TWQC_SET | TWQC_GETDEFAULT | TWQC_GETCURRENT | TWQC_RESET ); break; case MSG_GET: twCC = msg_get_enum(pCapability, possible_values, ARRAY_SIZE(possible_values), TWTY_UINT16, TWCP_NONE, TWCP_NONE); FIXME("Partial stub: We don't attempt to support compression\n"); break; case MSG_SET: twCC = msg_set(pCapability, &val); if (twCC == TWCC_SUCCESS) FIXME("Partial Stub: COMPRESSION set to %ld, but ignored\n", val); break; case MSG_GETDEFAULT: twCC = set_onevalue(pCapability, TWTY_UINT16, TWCP_NONE); break; case MSG_RESET: /* .. fall through intentional .. */ case MSG_GETCURRENT: twCC = set_onevalue(pCapability, TWTY_UINT16, TWCP_NONE); break; } return twCC; } /* ICAP_XRESOLUTION, ICAP_YRESOLUTION */ static TW_UINT16 SANE_ICAPResolution (pTW_CAPABILITY pCapability, TW_UINT16 action, TW_UINT16 cap) { TW_UINT16 twCC = TWCC_BADCAP; TW_UINT32 val; int current_resolution; TW_FIX32 *default_res; const char *best_option_name; int minval, maxval, quantval; TRACE("ICAP_%cRESOLUTION\n", cap == ICAP_XRESOLUTION ? 'X' : 'Y'); /* Some scanners support 'x-resolution', most seem to just support 'resolution' */ if (cap == ICAP_XRESOLUTION) { best_option_name = "x-resolution"; default_res = &activeDS.defaultXResolution; } else { best_option_name = "y-resolution"; default_res = &activeDS.defaultYResolution; } if (sane_option_get_int(best_option_name, ¤t_resolution) != TWCC_SUCCESS) { best_option_name = "resolution"; if (sane_option_get_int(best_option_name, ¤t_resolution) != TWCC_SUCCESS) return TWCC_BADCAP; } /* Sane does not support a concept of 'default' resolution, so we have to * cache the resolution the very first time we load the scanner, and use that * as the default */ if (cap == ICAP_XRESOLUTION && ! activeDS.XResolutionSet) { default_res->Whole = current_resolution; default_res->Frac = 0; activeDS.XResolutionSet = TRUE; } if (cap == ICAP_YRESOLUTION && ! activeDS.YResolutionSet) { default_res->Whole = current_resolution; default_res->Frac = 0; activeDS.YResolutionSet = TRUE; } switch (action) { case MSG_QUERYSUPPORT: twCC = set_onevalue(pCapability, TWTY_INT32, TWQC_GET | TWQC_SET | TWQC_GETDEFAULT | TWQC_GETCURRENT | TWQC_RESET ); break; case MSG_GET: twCC = sane_option_probe_resolution(best_option_name, &minval, &maxval, &quantval); if (twCC == TWCC_SUCCESS) twCC = msg_get_range(pCapability, TWTY_FIX32, minval, maxval, quantval == 0 ? 1 : quantval, default_res->Whole, current_resolution); break; case MSG_SET: twCC = msg_set(pCapability, &val); if (twCC == TWCC_SUCCESS) { TW_FIX32 f32; BOOL reload = FALSE; memcpy(&f32, &val, sizeof(f32)); twCC = sane_option_set_int(best_option_name, f32.Whole, &reload); if (reload) twCC = TWCC_CHECKSTATUS; } break; case MSG_GETDEFAULT: twCC = set_onevalue(pCapability, TWTY_FIX32, default_res->Whole); break; case MSG_RESET: twCC = sane_option_set_int(best_option_name, default_res->Whole, NULL); if (twCC != TWCC_SUCCESS) return twCC; /* .. fall through intentional .. */ case MSG_GETCURRENT: twCC = set_onevalue(pCapability, TWTY_FIX32, current_resolution); break; } return twCC; } /* ICAP_PHYSICALHEIGHT, ICAP_PHYSICALWIDTH */ static TW_UINT16 SANE_ICAPPhysical (pTW_CAPABILITY pCapability, TW_UINT16 action, TW_UINT16 cap) { TW_UINT16 twCC; TW_FIX32 res; int tlx, tly, brx, bry; TRACE("ICAP_PHYSICAL%s\n", cap == ICAP_PHYSICALHEIGHT? "HEIGHT" : "WIDTH"); twCC = sane_option_get_max_scan_area( &tlx, &tly, &brx, &bry ); if (twCC != TWCC_SUCCESS) return twCC; res = convert_sane_res_to_twain( (cap == ICAP_PHYSICALHEIGHT) ? bry - tly : brx - tlx ); switch (action) { case MSG_QUERYSUPPORT: twCC = set_onevalue(pCapability, TWTY_INT32, TWQC_GET | TWQC_GETDEFAULT | TWQC_GETCURRENT ); break; case MSG_GET: case MSG_GETDEFAULT: /* .. fall through intentional .. */ case MSG_GETCURRENT: twCC = set_onevalue(pCapability, TWTY_FIX32, res.Whole | (res.Frac << 16)); break; } return twCC; } /* ICAP_PIXELFLAVOR */ static TW_UINT16 SANE_ICAPPixelFlavor (pTW_CAPABILITY pCapability, TW_UINT16 action) { TW_UINT16 twCC = TWCC_BADCAP; static const TW_UINT32 possible_values[] = { TWPF_CHOCOLATE, TWPF_VANILLA }; TW_UINT32 val; TW_UINT32 flavor = activeDS.frame_params.depth == 1 ? TWPF_VANILLA : TWPF_CHOCOLATE; TRACE("ICAP_PIXELFLAVOR\n"); switch (action) { case MSG_QUERYSUPPORT: twCC = set_onevalue(pCapability, TWTY_INT32, TWQC_GET | TWQC_SET | TWQC_GETDEFAULT | TWQC_GETCURRENT | TWQC_RESET ); break; case MSG_GET: twCC = msg_get_enum(pCapability, possible_values, ARRAY_SIZE(possible_values), TWTY_UINT16, flavor, flavor); break; case MSG_SET: twCC = msg_set(pCapability, &val); if (twCC == TWCC_SUCCESS) { FIXME("Stub: PIXELFLAVOR set to %ld, but ignored\n", val); } break; case MSG_GETDEFAULT: twCC = set_onevalue(pCapability, TWTY_UINT16, flavor); break; case MSG_RESET: /* .. fall through intentional .. */ case MSG_GETCURRENT: twCC = set_onevalue(pCapability, TWTY_UINT16, flavor); break; } return twCC; } static TW_UINT16 get_width_height(double *width, double *height, BOOL max) { TW_UINT16 rc; int tlx, tly, brx, bry; if (max) rc = sane_option_get_max_scan_area( &tlx, &tly, &brx, &bry ); else rc = sane_option_get_scan_area( &tlx, &tly, &brx, &bry ); if (rc == TWCC_SUCCESS) { *width = (brx - tlx) / 65536.0; *height = (bry - tly) / 65536.0; } return rc; } static TW_UINT16 set_width_height(double width, double height) { return sane_option_set_scan_area( 0, 0, width * 65536, height * 65536, NULL ); } typedef struct { TW_UINT32 size; double x; double y; } supported_size_t; static const supported_size_t supported_sizes[] = { { TWSS_NONE, 0, 0 }, { TWSS_A4, 210, 297 }, { TWSS_JISB5, 182, 257 }, { TWSS_USLETTER, 215.9, 279.4 }, { TWSS_USLEGAL, 215.9, 355.6 }, { TWSS_A5, 148, 210 }, { TWSS_B4, 250, 353 }, { TWSS_B6, 125, 176 }, { TWSS_USLEDGER, 215.9, 431.8 }, { TWSS_USEXECUTIVE, 184.15, 266.7 }, { TWSS_A3, 297, 420 }, }; static TW_UINT16 get_default_paper_size(const supported_size_t *s, int n) { DWORD paper; int rc; int defsize = -1; double width, height; int i; rc = GetLocaleInfoA(LOCALE_USER_DEFAULT, LOCALE_IPAPERSIZE | LOCALE_RETURN_NUMBER, (void *) &paper, sizeof(paper)); if (rc > 0) switch (paper) { case 1: defsize = TWSS_USLETTER; break; case 5: defsize = TWSS_USLEGAL; break; case 8: defsize = TWSS_A3; break; case 9: defsize = TWSS_A4; break; } if (defsize == -1) return TWSS_NONE; if (get_width_height(&width, &height, TRUE) != TWCC_SUCCESS) return TWSS_NONE; for (i = 0; i < n; i++) if (s[i].size == defsize) { /* Sane's use of integers to store floats is a hair lossy; deal with it */ if (s[i].x > (width + .01) || s[i].y > (height + 0.01)) return TWSS_NONE; else return s[i].size; } return TWSS_NONE; } static TW_UINT16 get_current_paper_size(const supported_size_t *s, int n) { int i; double width, height; double xdelta, ydelta; if (get_width_height(&width, &height, FALSE) != TWCC_SUCCESS) return TWSS_NONE; for (i = 0; i < n; i++) { /* Sane's use of integers to store floats results * in a very small error; cope with that */ xdelta = s[i].x - width; ydelta = s[i].y - height; if (xdelta < 0.01 && xdelta > -0.01 && ydelta < 0.01 && ydelta > -0.01) return s[i].size; } return TWSS_NONE; } /* ICAP_SUPPORTEDSIZES */ static TW_UINT16 SANE_ICAPSupportedSizes (pTW_CAPABILITY pCapability, TW_UINT16 action) { TW_UINT16 twCC = TWCC_BADCAP; static TW_UINT32 possible_values[ARRAY_SIZE(supported_sizes)]; unsigned int i; TW_UINT32 val; TW_UINT16 default_size = get_default_paper_size(supported_sizes, ARRAY_SIZE(supported_sizes)); TW_UINT16 current_size = get_current_paper_size(supported_sizes, ARRAY_SIZE(supported_sizes)); TRACE("ICAP_SUPPORTEDSIZES\n"); switch (action) { case MSG_QUERYSUPPORT: twCC = set_onevalue(pCapability, TWTY_INT32, TWQC_GET | TWQC_SET | TWQC_GETDEFAULT | TWQC_GETCURRENT | TWQC_RESET ); break; case MSG_GET: for (i = 0; i < ARRAY_SIZE(supported_sizes); i++) possible_values[i] = supported_sizes[i].size; twCC = msg_get_enum(pCapability, possible_values, ARRAY_SIZE(possible_values), TWTY_UINT16, current_size, default_size); WARN("Partial Stub: our supported size selection is a bit thin.\n"); break; case MSG_SET: twCC = msg_set(pCapability, &val); if (twCC == TWCC_SUCCESS) for (i = 1; i < ARRAY_SIZE(supported_sizes); i++) if (supported_sizes[i].size == val) return set_width_height(supported_sizes[i].x, supported_sizes[i].y); ERR("Unsupported size %ld\n", val); twCC = TWCC_BADCAP; break; case MSG_GETDEFAULT: twCC = set_onevalue(pCapability, TWTY_UINT16, default_size); break; case MSG_RESET: twCC = TWCC_BADCAP; for (i = 1; i < ARRAY_SIZE(supported_sizes); i++) if (supported_sizes[i].size == default_size) { twCC = set_width_height(supported_sizes[i].x, supported_sizes[i].y); break; } if (twCC != TWCC_SUCCESS) return twCC; /* .. fall through intentional .. */ case MSG_GETCURRENT: twCC = set_onevalue(pCapability, TWTY_UINT16, current_size); break; } return twCC; } /* CAP_AUTOFEED */ static TW_UINT16 SANE_CAPAutofeed (pTW_CAPABILITY pCapability, TW_UINT16 action) { TW_UINT16 twCC = TWCC_BADCAP; TW_UINT32 val; BOOL autofeed; TRACE("CAP_AUTOFEED\n"); if (sane_option_get_bool("batch-scan", &autofeed) != TWCC_SUCCESS) return TWCC_BADCAP; switch (action) { case MSG_QUERYSUPPORT: twCC = set_onevalue(pCapability, TWTY_INT32, TWQC_GET | TWQC_SET | TWQC_GETDEFAULT | TWQC_GETCURRENT | TWQC_RESET ); break; case MSG_GET: twCC = set_onevalue(pCapability, TWTY_BOOL, autofeed); break; case MSG_SET: twCC = msg_set(pCapability, &val); if (twCC == TWCC_SUCCESS) twCC = sane_option_set_bool("batch-scan", !!val); break; case MSG_GETDEFAULT: twCC = set_onevalue(pCapability, TWTY_BOOL, TRUE); break; case MSG_RESET: autofeed = TRUE; twCC = sane_option_set_bool("batch-scan", autofeed); if (twCC != TWCC_SUCCESS) break; /* .. fall through intentional .. */ case MSG_GETCURRENT: twCC = set_onevalue(pCapability, TWTY_BOOL, autofeed); break; } return twCC; } /* CAP_FEEDERENABLED */ static TW_UINT16 SANE_CAPFeederEnabled (pTW_CAPABILITY pCapability, TW_UINT16 action) { TW_UINT16 twCC = TWCC_BADCAP; TW_UINT32 val; TW_BOOL enabled; char source[64]; TRACE("CAP_FEEDERENABLED\n"); if (sane_option_get_str("source", source, sizeof(source)) != TWCC_SUCCESS) return TWCC_BADCAP; if (strcmp(source, "Auto") == 0 || strcmp(source, "ADF") == 0) enabled = TRUE; else enabled = FALSE; switch (action) { case MSG_QUERYSUPPORT: twCC = set_onevalue(pCapability, TWTY_INT32, TWQC_GET | TWQC_SET | TWQC_GETDEFAULT | TWQC_GETCURRENT | TWQC_RESET ); break; case MSG_GET: twCC = set_onevalue(pCapability, TWTY_BOOL, enabled); break; case MSG_SET: twCC = msg_set(pCapability, &val); if (twCC == TWCC_SUCCESS) { strcpy(source, "ADF"); twCC = sane_option_set_str("source", source, NULL); if (twCC != TWCC_SUCCESS) { strcpy(source, "Auto"); twCC = sane_option_set_str("source", source, NULL); } } break; case MSG_GETDEFAULT: twCC = set_onevalue(pCapability, TWTY_BOOL, TRUE); break; case MSG_RESET: strcpy(source, "Auto"); if (sane_option_set_str("source", source, NULL) == TWCC_SUCCESS) enabled = TRUE; /* .. fall through intentional .. */ case MSG_GETCURRENT: twCC = set_onevalue(pCapability, TWTY_BOOL, enabled); break; } return twCC; } TW_UINT16 SANE_SaneCapability (pTW_CAPABILITY pCapability, TW_UINT16 action) { TW_UINT16 twCC = TWCC_CAPUNSUPPORTED; TRACE("capability=%d action=%d\n", pCapability->Cap, action); switch (pCapability->Cap) { case CAP_SUPPORTEDCAPS: if (action == MSG_GET) twCC = TWAIN_GetSupportedCaps(pCapability); else twCC = TWCC_BADVALUE; break; case CAP_XFERCOUNT: twCC = SANE_CAPXferCount (pCapability, action); break; case CAP_UICONTROLLABLE: twCC = SANE_CAPUiControllable (pCapability, action); break; case CAP_AUTOFEED: twCC = SANE_CAPAutofeed (pCapability, action); break; case CAP_FEEDERENABLED: twCC = SANE_CAPFeederEnabled (pCapability, action); break; case ICAP_PIXELTYPE: twCC = SANE_ICAPPixelType (pCapability, action); break; case ICAP_UNITS: twCC = SANE_ICAPUnits (pCapability, action); break; case ICAP_BITDEPTH: twCC = SANE_ICAPBitDepth(pCapability, action); break; case ICAP_XFERMECH: twCC = SANE_ICAPXferMech (pCapability, action); break; case ICAP_PIXELFLAVOR: twCC = SANE_ICAPPixelFlavor (pCapability, action); break; case ICAP_COMPRESSION: twCC = SANE_ICAPCompression(pCapability, action); break; case ICAP_XRESOLUTION: twCC = SANE_ICAPResolution(pCapability, action, pCapability->Cap); break; case ICAP_YRESOLUTION: twCC = SANE_ICAPResolution(pCapability, action, pCapability->Cap); break; case ICAP_PHYSICALHEIGHT: twCC = SANE_ICAPPhysical(pCapability, action, pCapability->Cap); break; case ICAP_PHYSICALWIDTH: twCC = SANE_ICAPPhysical(pCapability, action, pCapability->Cap); break; case ICAP_SUPPORTEDSIZES: twCC = SANE_ICAPSupportedSizes (pCapability, action); break; case ICAP_PLANARCHUNKY: FIXME("ICAP_PLANARCHUNKY not implemented\n"); break; case ICAP_BITORDER: FIXME("ICAP_BITORDER not implemented\n"); break; } /* Twain specifies that you should return a 0 in response to QUERYSUPPORT, * even if you don't formally support the capability */ if (twCC == TWCC_CAPUNSUPPORTED && action == MSG_QUERYSUPPORT) twCC = set_onevalue(pCapability, 0, TWTY_INT32); if (twCC == TWCC_CAPUNSUPPORTED) TRACE("capability 0x%x/action=%d being reported as unsupported\n", pCapability->Cap, action); return twCC; } TW_UINT16 SANE_SaneSetDefaults (void) { TW_CAPABILITY cap; memset(&cap, 0, sizeof(cap)); cap.Cap = CAP_AUTOFEED; cap.ConType = TWON_DONTCARE16; if (SANE_SaneCapability(&cap, MSG_RESET) == TWCC_SUCCESS) GlobalFree(cap.hContainer); memset(&cap, 0, sizeof(cap)); cap.Cap = CAP_FEEDERENABLED; cap.ConType = TWON_DONTCARE16; if (SANE_SaneCapability(&cap, MSG_RESET) == TWCC_SUCCESS) GlobalFree(cap.hContainer); memset(&cap, 0, sizeof(cap)); cap.Cap = ICAP_SUPPORTEDSIZES; cap.ConType = TWON_DONTCARE16; if (SANE_SaneCapability(&cap, MSG_RESET) == TWCC_SUCCESS) GlobalFree(cap.hContainer); return TWCC_SUCCESS; }