diff options
Diffstat (limited to 'tkblt/generic/tkbltGrHairsOp.C')
| -rw-r--r-- | tkblt/generic/tkbltGrHairsOp.C | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/tkblt/generic/tkbltGrHairsOp.C b/tkblt/generic/tkbltGrHairsOp.C new file mode 100644 index 0000000..57650ce --- /dev/null +++ b/tkblt/generic/tkbltGrHairsOp.C @@ -0,0 +1,164 @@ +/* + * 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 "tkbltGraph.h" +#include "tkbltGrHairs.h" +#include "tkbltGrHairsOp.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 } +}; |