Add working config file system

`fc2dconfig` will write a config file, and `fc2d` will read it.

CMakeLists.txt

@@ -65,10 +65,12 @@ add_executable( fc2d
 	src/tomlcpp.cpp
 	src/error.cpp
 	src/eye.cpp
+	src/configfile.cpp
 )
 target_link_libraries( fc2d ${OpenCV_LIBS} ${OPENGL_LIBRARIES} ${WEBP_LIBRARIES}
 	FreeGLUT::freeglut GLEW::glew zip Boxer fmt )
 add_executable( fc2dconfig
 	src/fc2dconfig.cpp
+	src/paths.cpp
 )
 target_link_libraries( fc2dconfig  ${wxWidgets_LIBRARIES} )

src/configfile.cpp

@@ -0,0 +1,25 @@
+#include <vector>
+#include <iostream>
+
+#include <configfile.hpp>
+#include <paths.hpp>
+#include <error.hpp>
+#include <tomlcpp.hpp>
+
+bool configFileOpen(struct optData* data) {
+	auto configFile = toml::parseFile(prefixCustom + "config.toml");
+	if (!configFile.table) {
+		return false;
+	}
+
+	auto useHaarResult = configFile.table->getBool("use_haar");
+	if (useHaarResult.first) {
+		data->useHaar = useHaarResult.second;
+	}
+	auto modelNameResult = configFile.table->getString("model");
+	if (modelNameResult.first) {
+		data->model = modelNameResult.second;
+	}
+
+	return true;
+}

src/configfile.hpp

@@ -0,0 +1,8 @@
+#ifndef CONFIGFILE_HPP
+#define CONFIGFILE_HPP
+
+#include <args.hpp>
+
+bool configFileOpen(struct optData* optData);
+
+#endif

src/fc2dconfig.cpp

@@ -1,4 +1,8 @@
+#include <fstream>
+
 #include <config.hpp>
+#include <args.hpp>
+#include <paths.hpp>
 
 #include <wx/wxprec.h>
 #ifndef WX_PRECOMP
@@ -14,13 +18,18 @@ class ConfigurationFrame : public wxFrame {
 	public:
 		ConfigurationFrame();
 	private:
+		wxCheckBox* useHaarCheckBox;
+		wxTextCtrl* modelNameText;
 		void OnExit(wxCommandEvent& event);
 };
 
 wxIMPLEMENT_APP(ConfigurationApp);
 
 bool ConfigurationApp::OnInit() {
+	initPrefixes();
+
 	// TODO: put config file creation here
+
 	ConfigurationFrame* frame = new ConfigurationFrame();
 	frame->Show(true);
 	return true;
@@ -29,11 +38,18 @@ bool ConfigurationApp::OnInit() {
 ConfigurationFrame::ConfigurationFrame() : wxFrame(NULL, wxID_ANY, "Configure " PROJECT_NAME) {
 	wxPanel* panel = new wxPanel(this, wxID_ANY);
 
+	// TODO: load config file and populate values
 	wxStaticText* placeholderText = new wxStaticText(panel, wxID_ANY, "There's nothing here right now, just click OK.");
+	useHaarCheckBox = new wxCheckBox(panel, wxID_ANY, "Disable DNN face detection");
+	// TODO: make this a dropdown with the detected model files
+	modelNameText = new wxTextCtrl(panel, wxID_ANY, "test");
+	// TODO: cancel button to exit without saving settings
 	wxButton* okButton = new wxButton(panel, wxID_OK, "OK");
 
 	wxBoxSizer* sizer = new wxBoxSizer(wxVERTICAL);
 	sizer->Add(placeholderText, 0, wxALL | wxALIGN_LEFT, 10);
+	sizer->Add(useHaarCheckBox, 0, wxALL | wxALIGN_LEFT, 5);
+	sizer->Add(modelNameText, 0, wxALL | wxALIGN_LEFT, 5);
 	sizer->AddStretchSpacer(1);
 	sizer->Add(okButton, 0, wxALIGN_RIGHT | wxALL, 10);
 
@@ -43,6 +59,12 @@ ConfigurationFrame::ConfigurationFrame() : wxFrame(NULL, wxID_ANY, "Configure "
 }
 
 void ConfigurationFrame::OnExit(wxCommandEvent& event) {
-	// TODO: write config file here
+	// write options to config file
+	std::ofstream configFile;
+	configFile.open(prefixCustom + "config.toml");
+	configFile << "use_haar = " << (useHaarCheckBox->GetValue() ? "true" : "false") << std::endl;
+	configFile << "model = \"" << modelNameText->GetValue() << "\""<< std::endl;
+	configFile.close();
+
 	Close(true);
 }

src/main.cpp

@@ -4,18 +4,25 @@
 #include <args.hpp>
 #include <config.hpp>
 #include <model.hpp>
+#include <configfile.hpp>
 
 #include <iostream>
 #include <cstring>
 
 int main (int argc, char** argv) {
-#ifndef _WIN32
-	argp_parse(&argp, argc, argv, 0, 0, 0);
-#endif
-
 	std::cout << PROJECT_NAME " is starting..." << std::endl;
 
 	initPrefixes();
+
+	// load config file and apply it
+	configFileOpen(&optData);
+
+#ifndef _WIN32
+	// parse arguments and apply them
+	argp_parse(&argp, argc, argv, 0, 0, 0);
+#endif
+
+
 	std::cout << "Custom asset prefix: " << prefixCustom << std::endl;
 	std::cout << "Default asset prefix: " << prefixDefault << std::endl;