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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 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.
*/
extern "C" {
#include "bltGraph.h"
#include "bltOp.h"
}
#include "bltGrAxis.h"
#include "bltGrAxisOp.h"
extern int AxisCgetOp(Tcl_Interp* interp, Axis* axisPtr,
int objc, Tcl_Obj* const objv[]);
extern int AxisConfigureOp(Tcl_Interp* interp, Axis* axisPtr,
int objc, Tcl_Obj* const objv[]);
extern int AxisActivateOp(Tcl_Interp* interp, Axis* axisPtr,
int objc, Tcl_Obj* const objv[]);
extern int AxisInvTransformOp(Tcl_Interp* interp, Axis* axisPtr,
int objc, Tcl_Obj* const objv[]);
extern int AxisLimitsOp(Tcl_Interp* interp, Axis* axisPtr,
int objc, Tcl_Obj* const objv[]);
extern int AxisMarginOp(Tcl_Interp* interp, Axis* axisPtr,
int objc, Tcl_Obj* const objv[]);
extern int AxisTransformOp(Tcl_Interp* interp, Axis* axisPtr,
int objc, Tcl_Obj* const objv[]);
extern int AxisTypeOp(Tcl_Interp* interp, Axis* axisPtr,
int objc, Tcl_Obj* const objv[]);
extern int AxisViewOp(Tcl_Interp* interp, Axis* axisPtr,
int objc, Tcl_Obj* const objv[]);
static int lastMargin;
int Blt_CreateAxes(Graph* graphPtr)
{
for (int ii=0; ii<4; ii++) {
int isNew;
Tcl_HashEntry* hPtr =
Tcl_CreateHashEntry(&graphPtr->axes.table, axisNames[ii].name, &isNew);
Blt_Chain chain = Blt_Chain_Create();
Axis* axisPtr = new Axis(graphPtr, axisNames[ii].name, ii, hPtr);
if (!axisPtr)
return TCL_ERROR;
AxisOptions* ops = (AxisOptions*)axisPtr->ops();
Tcl_SetHashValue(hPtr, axisPtr);
axisPtr->refCount_ = 1;
axisPtr->use_ =1;
axisPtr->setClass(!(ii&1) ? CID_AXIS_X : CID_AXIS_Y);
if (Tk_InitOptions(graphPtr->interp, (char*)axisPtr->ops(),
axisPtr->optionTable(), graphPtr->tkwin) != TCL_OK)
return TCL_ERROR;
if (axisPtr->configure() != TCL_OK)
return TCL_ERROR;
if ((axisPtr->margin_ == MARGIN_RIGHT) || (axisPtr->margin_ == MARGIN_TOP))
ops->hide = 1;
graphPtr->axisChain[ii] = chain;
axisPtr->link = Blt_Chain_Append(chain, axisPtr);
axisPtr->chain = chain;
}
return TCL_OK;
}
// Ops
static int BindOp(Tcl_Interp* interp, Axis* axisPtr,
int objc, Tcl_Obj* const objv[])
{
Graph* graphPtr = axisPtr->graphPtr_;
return Blt_ConfigureBindingsFromObj(interp, graphPtr->bindTable, Blt_MakeAxisTag(graphPtr, axisPtr->name()), objc-3, objv+3);
}
static int UseOp(Tcl_Interp* interp, Axis* axisPtr,
int objc, Tcl_Obj* const objv[])
{
Graph* graphPtr = (Graph *)axisPtr;
Blt_Chain chain = graphPtr->margins[lastMargin].axes;
if (objc == 3) {
Tcl_Obj *listObjPtr;
listObjPtr = Tcl_NewListObj(0, (Tcl_Obj **)NULL);
for (Blt_ChainLink link = Blt_Chain_FirstLink(chain); link != NULL;
link = Blt_Chain_NextLink(link)) {
Axis* axisPtr = (Axis*)Blt_Chain_GetValue(link);
Tcl_ListObjAppendElement(interp, listObjPtr,
Tcl_NewStringObj(axisPtr->name(), -1));
}
Tcl_SetObjResult(interp, listObjPtr);
return TCL_OK;
}
ClassId classId;
if ((lastMargin == MARGIN_BOTTOM) || (lastMargin == MARGIN_TOP))
classId = (graphPtr->inverted) ? CID_AXIS_Y : CID_AXIS_X;
else
classId = (graphPtr->inverted) ? CID_AXIS_X : CID_AXIS_Y;
int axisObjc;
Tcl_Obj **axisObjv;
if (Tcl_ListObjGetElements(interp, objv[3], &axisObjc, &axisObjv)
!= TCL_OK) {
return TCL_ERROR;
}
for (Blt_ChainLink link = Blt_Chain_FirstLink(chain); link!= NULL;
link = Blt_Chain_NextLink(link)) {
Axis* axisPtr;
axisPtr = (Axis*)Blt_Chain_GetValue(link);
axisPtr->link = NULL;
axisPtr->use_ =0;
/* Clear the axis type if it's not currently used.*/
if (axisPtr->refCount_ == 0)
axisPtr->setClass(CID_NONE);
}
Blt_Chain_Reset(chain);
for (int i=0; i<axisObjc; i++) {
Axis* axisPtr;
if (GetAxisFromObj(interp, graphPtr, axisObjv[i], &axisPtr) != TCL_OK)
return TCL_ERROR;
if (axisPtr->classId() == CID_NONE)
axisPtr->setClass(classId);
else if (axisPtr->classId() != classId) {
Tcl_AppendResult(interp, "wrong type axis \"",
axisPtr->name(), "\": can't use ",
axisPtr->className(), " type axis.", NULL);
return TCL_ERROR;
}
if (axisPtr->link) {
/* Move the axis from the old margin's "use" list to the new. */
Blt_Chain_UnlinkLink(axisPtr->chain, axisPtr->link);
Blt_Chain_AppendLink(chain, axisPtr->link);
} else {
axisPtr->link = Blt_Chain_Append(chain, axisPtr);
}
axisPtr->chain = chain;
axisPtr->use_ =1;
}
graphPtr->flags |= (GET_AXIS_GEOMETRY | LAYOUT_NEEDED | RESET_AXES);
/* When any axis changes, we need to layout the entire graph. */
graphPtr->flags |= (MAP_WORLD | REDRAW_WORLD);
Blt_EventuallyRedrawGraph(graphPtr);
return TCL_OK;
}
static Blt_OpSpec axisOps[] = {
{"activate", 1, (void*)AxisActivateOp, 3, 3, "",},
{"bind", 1, (void*)BindOp, 2, 5, "sequence command",},
{"cget", 2, (void*)AxisCgetOp, 4, 4, "option",},
{"configure", 2, (void*)AxisConfigureOp, 3, 0, "?option value?...",},
{"deactivate", 1, (void*)AxisActivateOp, 3, 3, "",},
{"invtransform", 1, (void*)AxisInvTransformOp, 4, 4, "value",},
{"limits", 1, (void*)AxisLimitsOp, 3, 3, "",},
{"transform", 1, (void*)AxisTransformOp, 4, 4, "value",},
{"use", 1, (void*)UseOp, 3, 4, "?axisName?",},
{"view", 1, (void*)AxisViewOp, 3, 6, "?moveto fract? ",},
};
static int nAxisOps = sizeof(axisOps) / sizeof(Blt_OpSpec);
typedef int (GraphAxisProc)(Tcl_Interp* interp, Axis* axisPtr,
int objc, Tcl_Obj* const objv[]);
int Blt_XAxisOp(Tcl_Interp* interp, Graph* graphPtr, int margin,
int objc, Tcl_Obj* const objv[])
{
GraphAxisProc* proc = (GraphAxisProc*)Blt_GetOpFromObj(interp, nAxisOps, axisOps, BLT_OP_ARG2, objc, objv, 0);
if (!proc)
return TCL_ERROR;
if (proc == UseOp) {
lastMargin = margin;
return (*proc)(interp, (Axis*)graphPtr, objc, objv);
}
else {
Axis* axisPtr = Blt_GetFirstAxis(graphPtr->margins[margin].axes);
if (!axisPtr)
return TCL_OK;
return (*proc)(interp, axisPtr, objc, objv);
}
}
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