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/***********************************************/
/**
* @file plotLegend.cpp
*
* @brief Legend.
*
* @author Andreas Kvas
* @author Torsten Mayer-Guerr
* @date 2020-05-03
*
*/
/***********************************************/
#define DOCSTRING_PlotLegend
#include "base/import.h"
#include "base/string.h"
#include "config/configRegister.h"
#include "inputOutput/file.h"
#include "plot/plotMisc.h"
#include "plotLegend.h"
/***********************************************/
GROOPS_REGISTER_CLASS_WITHOUT_SUBS(PlotLegend, "plotLegendType")
GROOPS_READCONFIG_CLASS(PlotLegend, "plotLegendType")
/***********************************************/
PlotLegend::PlotLegend(Config &config, const std::string &name)
{
try
{
height = 0;
readConfigSequence(config, name, Config::MUSTSET, "", "");
readConfig(config, "width", width, Config::DEFAULT, "10", "legend width [cm]");
readConfig(config, "height", height, Config::OPTIONAL, "", "legend height [cm] (default: estimated)");
readConfig(config, "positionX", positionX, Config::DEFAULT, "1.05", "legend x-position in normalized (0-1) coordinates.");
readConfig(config, "positionY", positionY, Config::DEFAULT, "1.0", "legend y-position in normalized (0-1) coordinates.");
readConfig(config, "anchorPoint", anchor, Config::DEFAULT, "TL", "Two character combination of L, C, R (for left, center, or right) and T, M, B for top, middle, or bottom. e.g., TL for top left");
readConfig(config, "columns", ncolumns, Config::DEFAULT, "1", "number of columns in legend");
readConfig(config, "textColor", textColor, Config::OPTIONAL, "", "color of the legend text");
readConfig(config, "fillColor", fillColor, Config::OPTIONAL, "", "fill color of the legend box");
readConfig(config, "edgeLine", edgeLine, Config::OPTIONAL, "", "style of the legend box edge");
endSequence(config);
if(isCreateSchema(config)) return;
_hasEntries = FALSE;
}
catch(std::exception &e)
{
GROOPS_RETHROW(e)
}
}
/***********************************************/
void PlotLegend::writeDataFile(const FileName &workingDirectory, const std::vector<std::string> &legendText)
{
try
{
if(legendText.size()==0)
return;
_hasEntries = TRUE;
OutFile legendFile(workingDirectory.append("legend.txt"));
if(textColor)
legendFile<<"C "<<textColor->str()<<std::endl;
legendFile<<"N "<<ncolumns<<std::endl;
for(UInt i=0; i<legendText.size(); i++)
{
std::vector<std::string> lines = String::split(legendText.at(i), '\n');
for(const std::string &line : lines)
if(!line.empty())
legendFile<<line<<std::endl;
}
}
catch(const std::exception& e)
{
GROOPS_RETHROW(e)
}
}
/***********************************************/
std::string PlotLegend::scriptEntry() const
{
try
{
if(!_hasEntries)
return "";
std::stringstream ss;
ss<<"gmt pslegend legend.txt -R0/1/0/1 -JX"<<PlotBasics::scriptVariable("width")<<"/"<<PlotBasics::scriptVariable("height");
ss<<" -Dn"<<positionX<<"/"<<positionY<<"+w"<<width<<"c/"<<height<<"c+j"<<anchor<<"+l1.5";
if(fillColor || edgeLine)
{
ss<<" -F";
if(fillColor)
ss<<"+g"<<fillColor->str();
if(edgeLine)
ss<<"+p"<<edgeLine->str();
else
ss<<"+p0.0p,"<<fillColor->str();
}
ss<<" -O -K >> groopsPlot.ps"<<std::endl;
return ss.str();
}
catch(std::exception &e)
{
GROOPS_RETHROW(e)
}
}
/***********************************************/
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