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
|
/*
* 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 1993-2004 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 "bltGraph.h"
#include "bltGrHairs.h"
#include "bltGrHairsOp.h"
using namespace Blt;
static int CrosshairsObjConfigure(Graph* graphPtr, Tcl_Interp* interp,
int objc, Tcl_Obj* const objv[])
{
Crosshairs* chPtr = graphPtr->crosshairs_;
Tk_SavedOptions savedOptions;
int mask =0;
int error;
Tcl_Obj* errorResult;
for (error=0; error<=1; error++) {
if (!error) {
if (Tk_SetOptions(interp, (char*)chPtr->ops(), chPtr->optionTable(),
objc, objv, graphPtr->tkwin_, &savedOptions, &mask)
!= TCL_OK)
continue;
}
else {
errorResult = Tcl_GetObjResult(interp);
Tcl_IncrRefCount(errorResult);
Tk_RestoreSavedOptions(&savedOptions);
}
if (chPtr->configure() != TCL_OK)
return TCL_ERROR;
graphPtr->flags |= mask;
graphPtr->eventuallyRedraw();
break;
}
if (!error) {
Tk_FreeSavedOptions(&savedOptions);
return TCL_OK;
}
else {
Tcl_SetObjResult(interp, errorResult);
Tcl_DecrRefCount(errorResult);
return TCL_ERROR;
}
}
static int CgetOp(ClientData clientData, Tcl_Interp* interp,
int objc, Tcl_Obj* const objv[])
{
Graph* graphPtr = (Graph*)clientData;
if (objc != 4) {
Tcl_WrongNumArgs(interp, 2, objv, "cget option");
return TCL_ERROR;
}
Crosshairs* chPtr = graphPtr->crosshairs_;
Tcl_Obj* objPtr = Tk_GetOptionValue(interp,
(char*)chPtr->ops(),
chPtr->optionTable(),
objv[3], graphPtr->tkwin_);
if (objPtr == NULL)
return TCL_ERROR;
else
Tcl_SetObjResult(interp, objPtr);
return TCL_OK;
}
static int ConfigureOp(ClientData clientData, Tcl_Interp* interp,
int objc, Tcl_Obj* const objv[])
{
Graph* graphPtr = (Graph*)clientData;
Crosshairs* chPtr = graphPtr->crosshairs_;
if (objc <= 4) {
Tcl_Obj* objPtr = Tk_GetOptionInfo(interp, (char*)chPtr->ops(),
chPtr->optionTable(),
(objc == 4) ? objv[3] : NULL,
graphPtr->tkwin_);
if (objPtr == NULL)
return TCL_ERROR;
else
Tcl_SetObjResult(interp, objPtr);
return TCL_OK;
}
else
return CrosshairsObjConfigure(graphPtr, interp, objc-3, objv+3);
}
static int OnOp(ClientData clientData, Tcl_Interp* interp,
int objc, Tcl_Obj* const objv[])
{
Graph* graphPtr = (Graph*)clientData;
Crosshairs *chPtr = graphPtr->crosshairs_;
chPtr->on();
return TCL_OK;
}
static int OffOp(ClientData clientData, Tcl_Interp* interp,
int objc, Tcl_Obj* const objv[])
{
Graph* graphPtr = (Graph*)clientData;
Crosshairs *chPtr = graphPtr->crosshairs_;
chPtr->off();
return TCL_OK;
}
static int ToggleOp(ClientData clientData, Tcl_Interp* interp,
int objc, Tcl_Obj* const objv[])
{
Graph* graphPtr = (Graph*)clientData;
Crosshairs *chPtr = graphPtr->crosshairs_;
if (chPtr->isOn())
chPtr->off();
else
chPtr->on();
return TCL_OK;
}
const Ensemble Blt::crosshairsEnsemble[] = {
{"cget", CgetOp, 0},
{"configure", ConfigureOp, 0},
{"off", OffOp, 0},
{"on", OnOp, 0},
{"toggle", ToggleOp, 0},
{ 0,0,0 }
};
|
