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172 lines
4.8 KiB
172 lines
4.8 KiB
//
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// Little cms
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// Copyright (C) 1998-2007 Marti Maria
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the "Software"),
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// to deal in the Software without restriction, including without limitation
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// the rights to use, copy, modify, merge, publish, distribute, sublicense,
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// and/or sell copies of the Software, and to permit persons to whom the Software
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// is furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO
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// THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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// Named color support
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#include "lcms.h"
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static
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LPcmsNAMEDCOLORLIST GrowNamedColorList(LPcmsNAMEDCOLORLIST v, int ByElements)
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{
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if (ByElements > v ->Allocated) {
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LPcmsNAMEDCOLORLIST TheNewList;
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int NewElements;
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size_t size;
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if (v ->Allocated == 0)
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NewElements = 64; // Initial guess
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else
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NewElements = v ->Allocated;
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while (ByElements > NewElements)
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NewElements *= 2;
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size = sizeof(cmsNAMEDCOLORLIST) + (sizeof(cmsNAMEDCOLOR) * NewElements);
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TheNewList = (LPcmsNAMEDCOLORLIST) _cmsMalloc(size);
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if (TheNewList == NULL) {
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cmsSignalError(LCMS_ERRC_ABORTED, "Out of memory reallocating named color list");
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return NULL;
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}
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else {
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ZeroMemory(TheNewList, size);
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CopyMemory(TheNewList, v, sizeof(cmsNAMEDCOLORLIST) + (v ->nColors - 1) * sizeof(cmsNAMEDCOLOR));
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TheNewList -> Allocated = NewElements;
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_cmsFree(v);
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return TheNewList;
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}
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}
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return v;
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}
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LPcmsNAMEDCOLORLIST cmsAllocNamedColorList(int n)
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{
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size_t size = sizeof(cmsNAMEDCOLORLIST) + (n - 1) * sizeof(cmsNAMEDCOLOR);
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LPcmsNAMEDCOLORLIST v = (LPcmsNAMEDCOLORLIST) _cmsMalloc(size);
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if (v == NULL) {
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cmsSignalError(LCMS_ERRC_ABORTED, "Out of memory creating named color list");
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return NULL;
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}
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ZeroMemory(v, size);
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v ->nColors = n;
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v ->Allocated = n;
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v ->Prefix[0] = 0;
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v ->Suffix[0] = 0;
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return v;
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}
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void cmsFreeNamedColorList(LPcmsNAMEDCOLORLIST v)
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{
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if (v == NULL) {
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cmsSignalError(LCMS_ERRC_RECOVERABLE, "Couldn't free a NULL named color list");
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return;
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}
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_cmsFree(v);
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}
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LCMSBOOL cmsAppendNamedColor(cmsHTRANSFORM xform, const char* Name, WORD PCS[3], WORD Colorant[MAXCHANNELS])
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{
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_LPcmsTRANSFORM v = (_LPcmsTRANSFORM) xform;
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LPcmsNAMEDCOLORLIST List;
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int i;
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if (v ->NamedColorList == NULL) return FALSE;
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v ->NamedColorList = GrowNamedColorList(v ->NamedColorList, v->NamedColorList ->nColors + 1);
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List = v ->NamedColorList;
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for (i=0; i < MAXCHANNELS; i++)
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List ->List[List ->nColors].DeviceColorant[i] = Colorant[i];
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for (i=0; i < 3; i++)
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List ->List[List ->nColors].PCS[i] = PCS[i];
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strncpy(List ->List[List ->nColors].Name, Name, MAX_PATH-1);
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List ->List[List ->nColors].Name[MAX_PATH-1] = 0;
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List ->nColors++;
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return TRUE;
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}
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// Returns named color count
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int LCMSEXPORT cmsNamedColorCount(cmsHTRANSFORM xform)
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{
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_LPcmsTRANSFORM v = (_LPcmsTRANSFORM) xform;
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if (v ->NamedColorList == NULL) return 0;
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return v ->NamedColorList ->nColors;
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}
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LCMSBOOL LCMSEXPORT cmsNamedColorInfo(cmsHTRANSFORM xform, int nColor, char* Name, char* Prefix, char* Suffix)
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{
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_LPcmsTRANSFORM v = (_LPcmsTRANSFORM) xform;
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if (v ->NamedColorList == NULL) return FALSE;
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if (nColor < 0 || nColor >= cmsNamedColorCount(xform)) return FALSE;
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if (Name) { strncpy(Name, v ->NamedColorList->List[nColor].Name, 31); Name[31] = 0; }
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if (Prefix) { strncpy(Prefix, v ->NamedColorList->Prefix, 31); Prefix[31] = 0; }
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if (Suffix) { strncpy(Suffix, v ->NamedColorList->Suffix, 31); Suffix[31] = 0; }
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return TRUE;
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}
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int LCMSEXPORT cmsNamedColorIndex(cmsHTRANSFORM xform, const char* Name)
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{
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_LPcmsTRANSFORM v = (_LPcmsTRANSFORM) xform;
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int i, n;
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if (v ->NamedColorList == NULL) return -1;
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n = cmsNamedColorCount(xform);
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for (i=0; i < n; i++) {
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if (stricmp(Name, v ->NamedColorList->List[i].Name) == 0)
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return i;
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}
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return -1;
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}
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