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qtiplot
src
plot2D
FunctionCurve.h
Go to the documentation of this file.
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/***************************************************************************
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File : FunctionCurve.h
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Project : QtiPlot
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--------------------------------------------------------------------
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Copyright : (C) 2006 by Ion Vasilief
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Email (use @ for *) : ion_vasilief*yahoo.fr
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Description : Function curve class
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the Free Software *
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, *
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* Boston, MA 02110-1301 USA *
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* *
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***************************************************************************/
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#ifndef FUNCTIONCURVE_H
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#define FUNCTIONCURVE_H
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#include "
PlotCurve.h
"
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class
Graph
;
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// Function curve class
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class
FunctionCurve
:
public
PlotCurve
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{
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public
:
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enum
FunctionType
{
Normal
= 0,
Parametric
= 1,
Polar
= 2};
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FunctionCurve
(
const
FunctionType
& t,
const
QString& name = QString());
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FunctionCurve
(
const
QString& name = QString());
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double
startRange
(){
return
d_from
;};
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double
endRange
(){
return
d_to
;};
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void
setRange
(
double
from,
double
to);
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QStringList
formulas
(){
return
d_formulas
;};
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void
setFormulas
(
const
QStringList& lst){
d_formulas
= lst;};
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void
setFormula
(
const
QString& s){
d_formulas
= QStringList() << s;};
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QString
variable
(){
return
d_variable
;};
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void
setVariable
(
const
QString& s){
d_variable
= s;};
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FunctionType
functionType
(){
return
d_function_type
;};
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void
setFunctionType
(
const
FunctionType
& t){
d_function_type
= t;};
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void
copy
(
FunctionCurve
*f);
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QString
saveToString
();
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static
void
restore
(
Graph
*g,
const
QStringList& lst);
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QString
legend
();
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bool
loadData
(
int
points = 0,
bool
xLog10Scale =
false
);
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int
parametersCount
(){
return
d_constants
.count();};
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QString
parameterName
(
int
index);
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double
parameterValue
(
int
index);
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double
parameterValue
(
const
QString& name);
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QMap<QString, double>
constants
(){
return
d_constants
;};
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void
setConstants
(
const
QMap<QString, double>& map){
d_constants
= map;};
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void
setConstant
(
const
QString& parName,
double
val){
d_constants
.insert(parName, val);};
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void
removeConstant
(
const
QString& parName){
d_constants
.remove(parName);};
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void
removeConstants
(){
d_constants
.clear();};
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private
:
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FunctionType
d_function_type
;
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QString
d_variable
;
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QStringList
d_formulas
;
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double
d_from
,
d_to
;
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QMap<QString, double>
d_constants
;
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};
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#endif
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