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MSVC support #3

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MSVC support #3

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7ebc940
Update gnuplot.h
LucaCiucci Oct 6, 2021
c3a8fc8
Create .gitignore
LucaCiucci Oct 6, 2021
86dd101
Create CMakeLists.txt
LucaCiucci Oct 6, 2021
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27 changes: 20 additions & 7 deletions 27 include/gnuplot.h
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Original file line number Diff line number Diff line change
Expand Up @@ -24,28 +24,37 @@
#include <iostream>
#include <fstream>

#if defined(_MSC_VER) || defined(_WIN32)
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similar to gnuplot-iostream

#include <windows.h>
#define _MR_GPCPP_POPEN _popen
#define _MR_GPCPP_PCLOSE _pclose
#else
#define _MR_GPCPP_POPEN popen
#define _MR_GPCPP_PCLOSE pclose
#endif

class GnuplotPipe {
public:
inline GnuplotPipe(bool persist = true) {
std::cout << "Opening gnuplot... ";
pipe = popen(persist ? "gnuplot -persist" : "gnuplot", "w");
pipe = _MR_GPCPP_POPEN(persist ? "gnuplot -persist" : "gnuplot", "w");
if (!pipe)
std::cout << "failed!" << std::endl;
else
std::cout << "succeded." << std::endl;
}
inline virtual ~GnuplotPipe(){
if (pipe) pclose(pipe);
inline virtual ~GnuplotPipe() {
if (pipe) _MR_GPCPP_PCLOSE(pipe);
}

void sendLine(const std::string& text, bool useBuffer = false){
void sendLine(const std::string& text, bool useBuffer = false) {
if (!pipe) return;
if (useBuffer)
buffer.push_back(text + "\n");
else
fputs((text + "\n").c_str(), pipe);
}
void sendEndOfData(unsigned repeatBuffer = 1){
void sendEndOfData(unsigned repeatBuffer = 1) {
if (!pipe) return;
for (unsigned i = 0; i < repeatBuffer; i++) {
for (auto& line : buffer) fputs(line.c_str(), pipe);
Expand All @@ -54,11 +63,11 @@ class GnuplotPipe {
fflush(pipe);
buffer.clear();
}
void sendNewDataBlock(){
void sendNewDataBlock() {
sendLine("\n", !buffer.empty());
}

void writeBufferToFile(const std::string& fileName){
void writeBufferToFile(const std::string& fileName) {
std::ofstream fileOut(fileName);
for (auto& line : buffer) fileOut << line;
fileOut.close();
Expand All @@ -71,3 +80,7 @@ class GnuplotPipe {
FILE* pipe;
std::vector<std::string> buffer;
};


#undef _MR_GPCPP_POPEN
#undef _MR_GPCPP_PCLOSE
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