RENAMED JKQTPDatastore::addColumnCalculatedFromColumn() to JKQTPDatastore::addCalculatedColumnFromColumn(), which is more in line with the other add...()-function names. Aliases with the old function names remain for compatibility

This commit is contained in:
jkriege2 2024-02-04 21:42:53 +01:00
parent b338606bc1
commit f606327469
12 changed files with 42 additions and 35 deletions

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@ -78,6 +78,7 @@ Changes, compared to \ref page_whatsnew_V4_0_0 "v4.0.0" include:
<li>IMPROVED: documentation of styles: automatized doc image generation.</li> <li>IMPROVED: documentation of styles: automatized doc image generation.</li>
<li>IMPROVED: axis labeling: there were some minor differences between compilers</li> <li>IMPROVED: axis labeling: there were some minor differences between compilers</li>
<li>IMPROVED: jkqtp_floattounitstr()/jkqtp_floattolatexunitstr(): add all SI-Prefixes from 10^-30...10^30</li> <li>IMPROVED: jkqtp_floattounitstr()/jkqtp_floattolatexunitstr(): add all SI-Prefixes from 10^-30...10^30</li>
<li>RENAMED JKQTPDatastore::addColumnCalculatedFromColumn() to JKQTPDatastore::addCalculatedColumnFromColumn(), which is more in line with the other add...()-function names. Aliases with the old function names remain for compatibility</li>
<li>NEW: JKQTPFilledCurveXGraph and JKQTPFilledCurveYGraph can now plot wiggle plots with different fill styles above and below the baseline (feature request <a href="https://github.com/jkriege2/JKQtPlotter/issues/68">#68 Wiggle Plots</a> from <a href="https://github.com/xichaoqiang">user:xichaoqiang</a> </li> <li>NEW: JKQTPFilledCurveXGraph and JKQTPFilledCurveYGraph can now plot wiggle plots with different fill styles above and below the baseline (feature request <a href="https://github.com/jkriege2/JKQtPlotter/issues/68">#68 Wiggle Plots</a> from <a href="https://github.com/xichaoqiang">user:xichaoqiang</a> </li>
<li>NEW/BREAKING CHANGE: data tooltip can now also be shown when "just" moving the mouse (so far this was only possible when dragging the mouse with a button pressed). This also removes JKQtPlotter::getActMouseLeftAsToolTip() and adds JKQtPlotter::getActMouseMoveToolTip() instead! Also the default toolbars and context menus changed!</li> <li>NEW/BREAKING CHANGE: data tooltip can now also be shown when "just" moving the mouse (so far this was only possible when dragging the mouse with a button pressed). This also removes JKQtPlotter::getActMouseLeftAsToolTip() and adds JKQtPlotter::getActMouseMoveToolTip() instead! Also the default toolbars and context menus changed!</li>
<li>NEW: new "seaborn" style for plots, see \ref jkqtpplotter_styling </li> <li>NEW: new "seaborn" style for plots, see \ref jkqtpplotter_styling </li>

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@ -21,7 +21,7 @@ void doExample(JKQTPlotter& plot, const QString& title)
// 2. now we create two columns for key and value // 2. now we create two columns for key and value
size_t columnK=ds->addLinearColumn(7, 0, 6, "k"); size_t columnK=ds->addLinearColumn(7, 0, 6, "k");
size_t columnV=ds->addColumnCalculatedFromColumn(columnK, [](double x) { return jkqtp_sign(2.0*x-2.5)*qMax(2.0,fabs(2.0*x-2.5)); }, "v"); size_t columnV=ds->addCalculatedColumnFromColumn(columnK, [](double x) { return jkqtp_sign(2.0*x-2.5)*qMax(2.0,fabs(2.0*x-2.5)); }, "v");
// 3. load a stylesheet // 3. load a stylesheet
plot.loadCurrentPlotterStyle(QSettings(":/JKQTPlotter/styles/seaborn.ini", QSettings::IniFormat)); plot.loadCurrentPlotterStyle(QSettings(":/JKQTPlotter/styles/seaborn.ini", QSettings::IniFormat));

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@ -22,8 +22,8 @@ void doExample(JKQTPlotter& plot, const QString& title)
// 2. now we create three columns for key and value // 2. now we create three columns for key and value
size_t columnK=ds->addLinearColumn(6, 0.4*JKQTPSTATISTICS_PI, 2.2*JKQTPSTATISTICS_PI,"k"); size_t columnK=ds->addLinearColumn(6, 0.4*JKQTPSTATISTICS_PI, 2.2*JKQTPSTATISTICS_PI,"k");
size_t columnV=ds->addColumnCalculatedFromColumn(columnK, [](double x) { return cos(x); }, "v"); size_t columnV=ds->addCalculatedColumnFromColumn(columnK, [](double x) { return cos(x); }, "v");
size_t columnE=ds->addColumnCalculatedFromColumn(columnK, [](double x) { return 0.05+0.06*(1.0+sin(x)); }, "error"); size_t columnE=ds->addCalculatedColumnFromColumn(columnK, [](double x) { return 0.05+0.06*(1.0+sin(x)); }, "error");
// 3. create a graph in the plot, which plots the dataset with symmetric: // 3. create a graph in the plot, which plots the dataset with symmetric:
TCHART* graph1=new TCHART(&plot); TCHART* graph1=new TCHART(&plot);

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@ -21,7 +21,7 @@ void doExample(JKQTPlotter& plot, const QString& title)
// 2. now we create two columns for key and value // 2. now we create two columns for key and value
size_t columnK=ds->addLinearColumn(11, 0, 10, "k"); size_t columnK=ds->addLinearColumn(11, 0, 10, "k");
size_t columnV=ds->addColumnCalculatedFromColumn(columnK, [](double x) { return 5.0+x; }, "v"); size_t columnV=ds->addCalculatedColumnFromColumn(columnK, [](double x) { return 5.0+x; }, "v");
// 3. create graph in the plot, which plots the dataset: // 3. create graph in the plot, which plots the dataset:
JKQTPBarGraphBase* graph=new TCHART(&plot); JKQTPBarGraphBase* graph=new TCHART(&plot);

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@ -22,7 +22,7 @@ void doExample(JKQTPlotter& plot, const QString& title)
// 2. now we create two columns for key and value // 2. now we create two columns for key and value
size_t columnK=ds->addLinearColumn(15, 0.5*JKQTPSTATISTICS_PI, 3.0*JKQTPSTATISTICS_PI,"k"); size_t columnK=ds->addLinearColumn(15, 0.5*JKQTPSTATISTICS_PI, 3.0*JKQTPSTATISTICS_PI,"k");
size_t columnV=ds->addColumnCalculatedFromColumn(columnK, [](double x) { return cos(x); }, "v"); size_t columnV=ds->addCalculatedColumnFromColumn(columnK, [](double x) { return cos(x); }, "v");
// 3. create graph in the plot, which plots the dataset: // 3. create graph in the plot, which plots the dataset:
JKQTPBarGraphBase* graph=new TCHART(&plot); JKQTPBarGraphBase* graph=new TCHART(&plot);

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@ -125,8 +125,8 @@ int main(int argc, char* argv[])
datastore->setPixel(imgColumn2, ix, iy, sin(ix*iy/30.0)); datastore->setPixel(imgColumn2, ix, iy, sin(ix*iy/30.0));
} }
} }
// the loop above can be written more compact using addColumnCalculatedFromColumn(): // the loop above can be written more compact using addCalculatedColumnFromColumn():
//imgColumn=datastore->addColumnCalculatedFromColumn(colLinXY.first, colLinXY.second, [](double x, double y)->double { return cos((x-15.0))/(x-15.0)*cos((y-2.0))/(x-2.0); }, "image value"); //imgColumn=datastore->addCalculatedColumnFromColumn(colLinXY.first, colLinXY.second, [](double x, double y)->double { return cos((x-15.0))/(x-15.0)*cos((y-2.0))/(x-2.0); }, "image value");
// finally we can use a JKQTPXYParametrizedScatterGraph to display the data from our three columns // finally we can use a JKQTPXYParametrizedScatterGraph to display the data from our three columns
// by using colLinXY->first and colLinXY->second as positions for symbols that are colored, based // by using colLinXY->first and colLinXY->second as positions for symbols that are colored, based
// on the respective value in imgColumn: // on the respective value in imgColumn:

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@ -24,12 +24,12 @@ void doExample(JKQTPlotter& plot, const QString& title)
size_t columnK=ds->addLinearColumn(9, 0.1*JKQTPSTATISTICS_PI, 1.0*JKQTPSTATISTICS_PI,"k"); size_t columnK=ds->addLinearColumn(9, 0.1*JKQTPSTATISTICS_PI, 1.0*JKQTPSTATISTICS_PI,"k");
size_t columnK2=ds->addLinearColumn(9, 1.1*JKQTPSTATISTICS_PI, 2.0*JKQTPSTATISTICS_PI,"k2"); size_t columnK2=ds->addLinearColumn(9, 1.1*JKQTPSTATISTICS_PI, 2.0*JKQTPSTATISTICS_PI,"k2");
size_t columnK3=ds->addLinearColumn(9, 2.1*JKQTPSTATISTICS_PI, 3.0*JKQTPSTATISTICS_PI,"k2"); size_t columnK3=ds->addLinearColumn(9, 2.1*JKQTPSTATISTICS_PI, 3.0*JKQTPSTATISTICS_PI,"k2");
size_t columnV=ds->addColumnCalculatedFromColumn(columnK, [](double x) { return sin(x); }, "v"); size_t columnV=ds->addCalculatedColumnFromColumn(columnK, [](double x) { return sin(x); }, "v");
size_t columnV2=ds->addColumnCalculatedFromColumn(columnK2, [](double x) { return -sin(x); }, "v2"); size_t columnV2=ds->addCalculatedColumnFromColumn(columnK2, [](double x) { return -sin(x); }, "v2");
size_t columnV3=ds->addColumnCalculatedFromColumn(columnK3, [](double x) { return sin(x); }, "v3"); size_t columnV3=ds->addCalculatedColumnFromColumn(columnK3, [](double x) { return sin(x); }, "v3");
size_t columnE=ds->addColumnCalculatedFromColumn(columnV, [](double x) { return 0.2*x; }, "error"); size_t columnE=ds->addCalculatedColumnFromColumn(columnV, [](double x) { return 0.2*x; }, "error");
size_t columnE2=ds->addColumnCalculatedFromColumn(columnV2, [](double x) { return 0.2*x; }, "error"); size_t columnE2=ds->addCalculatedColumnFromColumn(columnV2, [](double x) { return 0.2*x; }, "error");
size_t columnE3=ds->addColumnCalculatedFromColumn(columnV3, [](double x) { return 0.2*x; }, "error"); size_t columnE3=ds->addCalculatedColumnFromColumn(columnV3, [](double x) { return 0.2*x; }, "error");
// 3. create a graph in the plot, which plots the dataset with symmetric: // 3. create a graph in the plot, which plots the dataset with symmetric:
TCHART* graph1=new TCHART(&plot); TCHART* graph1=new TCHART(&plot);

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@ -37,7 +37,7 @@ public:
JKQTPXYLineGraph* g; JKQTPXYLineGraph* g;
plot.addGraph(g=new JKQTPXYLineGraph(&plot)); plot.addGraph(g=new JKQTPXYLineGraph(&plot));
g->setXColumn(colX); g->setXColumn(colX);
g->setYColumn(plot.getDatastore()->addColumnCalculatedFromColumn(colX, [&](double x) { return cos(x+double(i+plotIndex)/8.0*JKQTPSTATISTICS_PI)+rng.generateDouble()*0.2-0.1;})); g->setYColumn(plot.getDatastore()->addCalculatedColumnFromColumn(colX, [&](double x) { return cos(x+double(i+plotIndex)/8.0*JKQTPSTATISTICS_PI)+rng.generateDouble()*0.2-0.1;}));
g->setTitle(labeltemplate.arg(i+plotIndex+1)); g->setTitle(labeltemplate.arg(i+plotIndex+1));
g->setDrawLine(true); g->setDrawLine(true);
g->setSymbolType(JKQTPNoSymbol); g->setSymbolType(JKQTPNoSymbol);

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@ -19,10 +19,10 @@ void exampleSecondYAxis(JKQTPlotter& plot, const QString& title)
// 2. now we create two columns for key and value // 2. now we create two columns for key and value
size_t columnX=ds->addLinearColumn(40, 0,10,"x"); size_t columnX=ds->addLinearColumn(40, 0,10,"x");
size_t columnY1=ds->addColumnCalculatedFromColumn(columnX, [](double x) { return x; }, "y1"); size_t columnY1=ds->addCalculatedColumnFromColumn(columnX, [](double x) { return x; }, "y1");
size_t columnY2=ds->addColumnCalculatedFromColumn(columnX, [](double x) { return cos(x); }, "y2"); size_t columnY2=ds->addCalculatedColumnFromColumn(columnX, [](double x) { return cos(x); }, "y2");
size_t columnY3=ds->addColumnCalculatedFromColumn(columnX, [](double x) { return x*x; }, "y3"); size_t columnY3=ds->addCalculatedColumnFromColumn(columnX, [](double x) { return x*x; }, "y3");
size_t columnY4=ds->addColumnCalculatedFromColumn(columnX, [](double x) { return sqrt(x); }, "y3"); size_t columnY4=ds->addCalculatedColumnFromColumn(columnX, [](double x) { return sqrt(x); }, "y3");
// 3. create a second y-axis and set its formating options, so it only draws an axis on the right // 3. create a second y-axis and set its formating options, so it only draws an axis on the right
auto yAxisRef2=plot.getPlotter()->addSecondaryYAxis(new JKQTPVerticalAxis(plot.getPlotter(), JKQTPPrimaryAxis)); auto yAxisRef2=plot.getPlotter()->addSecondaryYAxis(new JKQTPVerticalAxis(plot.getPlotter(), JKQTPPrimaryAxis));
@ -113,10 +113,10 @@ void exampleSecondXAxis(JKQTPlotter& plot, const QString& title)
JKQTPDatastore* ds=plot.getDatastore(); JKQTPDatastore* ds=plot.getDatastore();
size_t columnY=ds->addLinearColumn(30, 0,12,"y"); size_t columnY=ds->addLinearColumn(30, 0,12,"y");
size_t columnX1=ds->addColumnCalculatedFromColumn(columnY, [](double x) { return x; }, "x1"); size_t columnX1=ds->addCalculatedColumnFromColumn(columnY, [](double x) { return x; }, "x1");
size_t columnX2=ds->addColumnCalculatedFromColumn(columnY, [](double x) { return cos(x); }, "x2"); size_t columnX2=ds->addCalculatedColumnFromColumn(columnY, [](double x) { return cos(x); }, "x2");
size_t columnX3=ds->addColumnCalculatedFromColumn(columnY, [](double x) { return x*x; }, "x3"); size_t columnX3=ds->addCalculatedColumnFromColumn(columnY, [](double x) { return x*x; }, "x3");
size_t columnX4=ds->addColumnCalculatedFromColumn(columnY, [](double x) { return sqrt(x); }, "x4"); size_t columnX4=ds->addCalculatedColumnFromColumn(columnY, [](double x) { return sqrt(x); }, "x4");
JKQTPXYLineGraph* graph1=new JKQTPXYLineGraph(&plot); JKQTPXYLineGraph* graph1=new JKQTPXYLineGraph(&plot);
graph1->setXColumn(columnX1); graph1->setXColumn(columnX1);

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@ -814,7 +814,7 @@ size_t JKQTPDatastore::addCalculatedImageColumn(size_t cols, size_t rows, const
} }
//////////////////////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////////////////////
size_t JKQTPDatastore::addColumnCalculatedFromColumn(size_t otherColumn, const std::function<double (double)> &f, const QString &name) size_t JKQTPDatastore::addCalculatedColumnFromColumn(size_t otherColumn, const std::function<double (double)> &f, const QString &name)
{ {
const JKQTPColumn& oc=columns.value(otherColumn); const JKQTPColumn& oc=columns.value(otherColumn);
JKQTPDatastoreItem* it=new JKQTPDatastoreItem(1, oc.getRows()); JKQTPDatastoreItem* it=new JKQTPDatastoreItem(1, oc.getRows());
@ -826,7 +826,7 @@ size_t JKQTPDatastore::addColumnCalculatedFromColumn(size_t otherColumn, const s
} }
//////////////////////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////////////////////
size_t JKQTPDatastore::addColumnCalculatedFromColumn(size_t otherColumnX, size_t otherColumnY, const std::function<double (double, double)> &f, const QString &name) size_t JKQTPDatastore::addCalculatedColumnFromColumn(size_t otherColumnX, size_t otherColumnY, const std::function<double (double, double)> &f, const QString &name)
{ {
const JKQTPColumn& ocx=columns.value(otherColumnX); const JKQTPColumn& ocx=columns.value(otherColumnX);
const JKQTPColumn& ocy=columns.value(otherColumnY); const JKQTPColumn& ocy=columns.value(otherColumnY);

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@ -124,7 +124,7 @@ enum class JKQTPDatastoreItemFormat {
* <li> addLinearGridColumns() adds two columns which represent x- and y- coordinates of points * <li> addLinearGridColumns() adds two columns which represent x- and y- coordinates of points
* on a rectangular grid (useful for calculating image data) * on a rectangular grid (useful for calculating image data)
* <li> addCalculatedColumn() calculates a column, based on row numbers and a C++ functor * <li> addCalculatedColumn() calculates a column, based on row numbers and a C++ functor
* <li> addColumnCalculatedFromColumn() calculates a column, based on another column data * <li> addCalculatedColumnFromColumn() calculates a column, based on another column data
* <li> addCopiedMap() copies data from a std::map/QMap into two columns * <li> addCopiedMap() copies data from a std::map/QMap into two columns
* <li> ... several more functions for specific cases exist. * <li> ... several more functions for specific cases exist.
* <li> Also note that there are even library extensions that allow to import data directly from OpenCV matrices: JKQTPCopyCvMatToColumn() * <li> Also note that there are even library extensions that allow to import data directly from OpenCV matrices: JKQTPCopyCvMatToColumn()
@ -1252,7 +1252,7 @@ class JKQTPLOTTER_LIB_EXPORT JKQTPDatastore{
* x-coordinates are linearly distributed between \a startX and \a endX and the x-coordinates are linearly * x-coordinates are linearly distributed between \a startX and \a endX and the x-coordinates are linearly
* distributed between \a startY and \a endY . * distributed between \a startY and \a endY .
* *
* \see addLogGridColumns(), addDecadeLogGridColumns(), addColumnCalculatedFromColumn(), JKQTPXYParametrizedScatterGraph, \ref JKQTPlotterBasicJKQTPDatastore * \see addLogGridColumns(), addDecadeLogGridColumns(), addCalculatedColumnFromColumn(), JKQTPXYParametrizedScatterGraph, \ref JKQTPlotterBasicJKQTPDatastore
*/ */
std::pair<size_t,size_t> addLinearGridColumns(size_t width, double startX, double endX, size_t height, double startY, double endY, const QString& nameX=QString(""), const QString& nameY=QString("")); std::pair<size_t,size_t> addLinearGridColumns(size_t width, double startX, double endX, size_t height, double startY, double endY, const QString& nameX=QString(""), const QString& nameY=QString(""));
@ -1267,7 +1267,7 @@ class JKQTPLOTTER_LIB_EXPORT JKQTPDatastore{
* return newColumn; * return newColumn;
* \endcode * \endcode
* *
* \see addColumnCalculatedFromColumn(), \ref JKQTPlotterBasicJKQTPDatastore * \see addCalculatedColumnFromColumn(), \ref JKQTPlotterBasicJKQTPDatastore
*/ */
size_t addCalculatedColumn(size_t rows, const std::function<double(size_t, JKQTPDatastore*)>& f, const QString& name=QString("")); size_t addCalculatedColumn(size_t rows, const std::function<double(size_t, JKQTPDatastore*)>& f, const QString& name=QString(""));
/** \brief add a column with \a rows entries, that is calculated by calling \a f for each entry /** \brief add a column with \a rows entries, that is calculated by calling \a f for each entry
@ -1280,7 +1280,7 @@ class JKQTPLOTTER_LIB_EXPORT JKQTPDatastore{
* return newColumn; * return newColumn;
* \endcode * \endcode
* *
* \see addColumnCalculatedFromColumn(), \ref JKQTPlotterBasicJKQTPDatastore * \see addCalculatedColumnFromColumn(), \ref JKQTPlotterBasicJKQTPDatastore
*/ */
size_t addCalculatedColumn(size_t rows, const std::function<double(size_t)>& f, const QString& name=QString("")); size_t addCalculatedColumn(size_t rows, const std::function<double(size_t)>& f, const QString& name=QString(""));
/** \brief add an image column with width \a cols and height \a rows (i.e. \a rows * \a cols entries), that is calculated by calling \a f for each entry /** \brief add an image column with width \a cols and height \a rows (i.e. \a rows * \a cols entries), that is calculated by calling \a f for each entry
@ -1295,7 +1295,7 @@ class JKQTPLOTTER_LIB_EXPORT JKQTPDatastore{
* return newColumn; * return newColumn;
* \endcode * \endcode
* *
* \see addColumnCalculatedFromColumn(), \ref JKQTPlotterBasicJKQTPDatastore * \see addCalculatedColumnFromColumn(), \ref JKQTPlotterBasicJKQTPDatastore
*/ */
size_t addCalculatedImageColumn(size_t cols, size_t rows, const std::function<double(size_t,size_t)>& f, const QString& name=QString("")); size_t addCalculatedImageColumn(size_t cols, size_t rows, const std::function<double(size_t,size_t)>& f, const QString& name=QString(""));
/** \brief add a column with the same number of entries, as in the other column \a otherColumn , that are calculated by calling \a f for each entry in \a otherColumn /** \brief add a column with the same number of entries, as in the other column \a otherColumn , that are calculated by calling \a f for each entry in \a otherColumn
@ -1310,7 +1310,10 @@ class JKQTPLOTTER_LIB_EXPORT JKQTPDatastore{
* *
* \see addCalculatedColumn(), \ref JKQTPlotterBasicJKQTPDatastore * \see addCalculatedColumn(), \ref JKQTPlotterBasicJKQTPDatastore
*/ */
size_t addColumnCalculatedFromColumn(size_t otherColumn, const std::function<double(double)>& f, const QString& name=QString("")); size_t addCalculatedColumnFromColumn(size_t otherColumn, const std::function<double(double)>& f, const QString& name=QString(""));
inline size_t addColumnCalculatedFromColumn(size_t otherColumn, const std::function<double(double)>& f, const QString& name=QString("")) {
return addCalculatedColumnFromColumn(otherColumn, f, name);
}
/** \brief add a column with the same number of entries, as in the other column \a otherColumn , that are calculated by calling \a f for each pair of entries in \a otherColumnX and \a otherColumnY /** \brief add a column with the same number of entries, as in the other column \a otherColumn , that are calculated by calling \a f for each pair of entries in \a otherColumnX and \a otherColumnY
* *
* Pseudocode: * Pseudocode:
@ -1323,7 +1326,10 @@ class JKQTPLOTTER_LIB_EXPORT JKQTPDatastore{
* *
* \see addCalculatedColumn(), \ref JKQTPlotterBasicJKQTPDatastore * \see addCalculatedColumn(), \ref JKQTPlotterBasicJKQTPDatastore
*/ */
size_t addColumnCalculatedFromColumn(size_t otherColumnX, size_t otherColumnY, const std::function<double(double,double)>& f, const QString& name=QString("")); size_t addCalculatedColumnFromColumn(size_t otherColumnX, size_t otherColumnY, const std::function<double(double,double)>& f, const QString& name=QString(""));
inline size_t addColumnCalculatedFromColumn(size_t otherColumnX, size_t otherColumnY, const std::function<double(double,double)>& f, const QString& name=QString("")) {
return addCalculatedColumnFromColumn(otherColumnX, otherColumnY, f, name);
}
/** \brief returns the number of (logical) columns currently managed by the datastore */ /** \brief returns the number of (logical) columns currently managed by the datastore */
inline size_t getColumnCount() const { return static_cast<size_t>(columns.size()); } inline size_t getColumnCount() const { return static_cast<size_t>(columns.size()); }

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@ -637,9 +637,9 @@ void doListKeyPositions(const QDir& outputDir, int iconsize, QColor /*background
const size_t colX=plot.getDatastore()->addLinearColumn(30,0,1); const size_t colX=plot.getDatastore()->addLinearColumn(30,0,1);
const size_t colY1=plot.getDatastore()->addColumnCalculatedFromColumn(colX, [](double x) { return x; }); const size_t colY1=plot.getDatastore()->addCalculatedColumnFromColumn(colX, [](double x) { return x; });
const size_t colY2=plot.getDatastore()->addColumnCalculatedFromColumn(colX, [](double x) { return x*x; }); const size_t colY2=plot.getDatastore()->addCalculatedColumnFromColumn(colX, [](double x) { return x*x; });
const size_t colY3=plot.getDatastore()->addColumnCalculatedFromColumn(colX, [](double x) { return sqrt(x); }); const size_t colY3=plot.getDatastore()->addCalculatedColumnFromColumn(colX, [](double x) { return sqrt(x); });
JKQTPXYLineGraph* g; JKQTPXYLineGraph* g;
plot.addGraph(g=new JKQTPXYLineGraph(&plot)); plot.addGraph(g=new JKQTPXYLineGraph(&plot));
g->setTitle("linear"); g->setTitle("linear");
@ -688,7 +688,7 @@ void doListKeyLayouts(const QDir& outputDir, int iconsize, QColor /*backgroundCo
JKQTPXYLineGraph* g; JKQTPXYLineGraph* g;
const size_t colX=plot.getDatastore()->addLinearColumn(70,0,1); const size_t colX=plot.getDatastore()->addLinearColumn(70,0,1);
for (int i=0; i<8; i++) { for (int i=0; i<8; i++) {
const size_t colY1=plot.getDatastore()->addColumnCalculatedFromColumn(colX, [i](double x) { return pow(x, pow(2,(i-4)/4.0)); }); const size_t colY1=plot.getDatastore()->addCalculatedColumnFromColumn(colX, [i](double x) { return pow(x, pow(2,(i-4)/4.0)); });
plot.addGraph(g=new JKQTPXYLineGraph(&plot)); plot.addGraph(g=new JKQTPXYLineGraph(&plot));
g->setTitle(QString::number(i+1)+": $f(x)=x^{"+QString::number(pow(2,(i-4)/4.0), 'f', 2)+"}$"); g->setTitle(QString::number(i+1)+": $f(x)=x^{"+QString::number(pow(2,(i-4)/4.0), 'f', 2)+"}$");
g->setDrawLine(true); g->setDrawLine(true);