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/*
* Smithsonian Astrophysical Observatory, Cambridge, MA, USA
* This code has been modified under the terms listed below and is made
* available under the same terms.
*/
/*
* Copyright (c) 1990-1994 The Regents of the University of California.
* Copyright (c) 1994-1997 Sun Microsystems, Inc.
*
* See the file "license.terms" for information on usage and redistribution
* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
* Copyright 2003-2004 George A Howlett.
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following
* conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
* KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
* WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
* PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS
* OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include <stdarg.h>
#include <stdlib.h>
#include <string.h>
#include "bltConfig.h"
#include "bltGrMisc.h"
using namespace Blt;
void RestoreProc(ClientData clientData, Tk_Window tkwin,
char *ptr, char *savePtr)
{
*(double*)ptr = *(double*)savePtr;
}
// Fill
const char* fillObjOption[] = {"none", "x", "y", "both", NULL};
// State
const char* stateObjOption[] = {"normal", "active", "disabled", NULL};
// Dashes
static Tk_CustomOptionSetProc DashesSetProc;
static Tk_CustomOptionGetProc DashesGetProc;
Tk_ObjCustomOption dashesObjOption =
{
"dashes", DashesSetProc, DashesGetProc, NULL, NULL, NULL
};
static int DashesSetProc(ClientData clientData, Tcl_Interp *interp,
Tk_Window tkwin, Tcl_Obj** objPtr, char* widgRec,
int offset, char* save, int flags)
{
Blt_Dashes* dashesPtr = (Blt_Dashes*)(widgRec + offset);
int length;
const char* string = Tcl_GetStringFromObj(*objPtr, &length);
if (!string || !string[0]) {
dashesPtr->values[0] = 0;
return TCL_OK;
}
if (!strncmp(string, "dot", length)) {
dashesPtr->values[0] = 1;
dashesPtr->values[1] = 0;
}
else if (!strncmp(string, "dash", length)) {
dashesPtr->values[0] = 5;
dashesPtr->values[1] = 2;
dashesPtr->values[2] = 0;
}
else if (!strncmp(string, "dashdot", length)) {
dashesPtr->values[0] = 2;
dashesPtr->values[1] = 4;
dashesPtr->values[2] = 2;
dashesPtr->values[3] = 0;
}
else if (!strncmp(string, "dashdotdot", length)) {
dashesPtr->values[0] = 2;
dashesPtr->values[1] = 4;
dashesPtr->values[2] = 2;
dashesPtr->values[3] = 2;
dashesPtr->values[4] = 0;
}
else {
int objc;
Tcl_Obj** objv;
if (Tcl_ListObjGetElements(interp, *objPtr, &objc, &objv) != TCL_OK)
return TCL_ERROR;
// This is the postscript limit
if (objc > 11) {
Tcl_AppendResult(interp, "too many values in dash list \"",
string, "\"", (char *)NULL);
return TCL_ERROR;
}
int ii;
for (ii=0; ii<objc; ii++) {
int value;
if (Tcl_GetIntFromObj(interp, objv[ii], &value) != TCL_OK)
return TCL_ERROR;
// Backward compatibility: Allow list of 0 to turn off dashes
if ((value == 0) && (objc == 1))
break;
if ((value < 1) || (value > 255)) {
Tcl_AppendResult(interp, "dash value \"",
Tcl_GetString(objv[ii]), "\" is out of range",
(char *)NULL);
return TCL_ERROR;
}
dashesPtr->values[ii] = (unsigned char)value;
}
// Make sure the array ends with a NULL byte
dashesPtr->values[ii] = 0;
}
return TCL_OK;
};
static Tcl_Obj* DashesGetProc(ClientData clientData, Tk_Window tkwin,
char *widgRec, int offset)
{
Blt_Dashes* dashesPtr = (Blt_Dashes*)(widgRec + offset);
// count how many
int cnt =0;
while (dashesPtr->values[cnt])
cnt++;
if (!cnt)
return Tcl_NewListObj(0, (Tcl_Obj**)NULL);
Tcl_Obj** ll = (Tcl_Obj**)calloc(cnt, sizeof(Tcl_Obj*));
for (int ii=0; ii<cnt; ii++)
ll[ii] = Tcl_NewIntObj(dashesPtr->values[ii]);
Tcl_Obj* listObjPtr = Tcl_NewListObj(cnt, ll);
free(ll);
return listObjPtr;
};
// List
static Tk_CustomOptionSetProc ListSetProc;
static Tk_CustomOptionGetProc ListGetProc;
static Tk_CustomOptionFreeProc ListFreeProc;
Tk_ObjCustomOption listObjOption =
{
"list", ListSetProc, ListGetProc, RestoreProc, ListFreeProc, NULL
};
static int ListSetProc(ClientData clientData, Tcl_Interp *interp,
Tk_Window tkwin, Tcl_Obj** objPtr, char* widgRec,
int offset, char* savePtr, int flags)
{
const char*** listPtr = (const char***)(widgRec + offset);
*(double*)savePtr = *(double*)listPtr;
if (!listPtr)
return TCL_OK;
const char** argv;
int argc;
if (Tcl_SplitList(interp, Tcl_GetString(*objPtr), &argc, &argv) != TCL_OK)
return TCL_ERROR;
*listPtr = argv;
return TCL_OK;
};
static Tcl_Obj* ListGetProc(ClientData clientData, Tk_Window tkwin,
char *widgRec, int offset)
{
const char*** listPtr = (const char***)(widgRec + offset);
if (!listPtr)
return Tcl_NewListObj(0, NULL);
// count how many
int cnt=0;
for (const char** p = *listPtr; *p != NULL; p++,cnt++) {}
if (!cnt)
return Tcl_NewListObj(0, (Tcl_Obj**)NULL);
Tcl_Obj** ll = (Tcl_Obj**)calloc(cnt, sizeof(Tcl_Obj*));
for (int ii=0; ii<cnt; ii++)
ll[ii] = Tcl_NewStringObj((*listPtr)[ii], -1);
Tcl_Obj* listObjPtr = Tcl_NewListObj(cnt, ll);
free(ll);
return listObjPtr;
};
static void ListFreeProc(ClientData clientData, Tk_Window tkwin,
char *ptr)
{
const char** argv = *(const char***)ptr;
if (argv)
Tcl_Free((char*)argv);
}
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