view options start

src/Plot/GoogleChart.hpp

@@ -68,6 +68,9 @@ struct GCoptions
 	//! curve type
 	std::string curveType = "function";
 
+	//! barWD
+	bool barWD = false;
+
 	//! copy operator
 	GCoptions & operator=(const GCoptions & opt)
 	{
@@ -98,6 +101,9 @@ struct GGraph
 	//! option
 	std::string option;
 
+	//! view in case we need a view
+	std::string view;
+
 	//! Google chart option
 	GCoptions opt;
 };
@@ -243,6 +249,33 @@ class GoogleChart
 		return data.str();
 	}
 
+	/*! \brief Construct a view option
+	 *
+	 * \param opt GoogleChart option
+	 *
+	 * \return the string
+	 *
+	 */
+	std::string get_view_bar_option(const GCoptions & opt, size_t n_col)
+	{
+		std::stringstream str;
+
+		str << "view.setColumns([0," << std::endl;
+
+		for (size_t i = 0 ; i < n_col ; i++)
+		{
+
+			str << i << ",{ calc: \"stringify\"," << std::endl;
+	        str << "sourceColumn: " << i << "," << std::endl;
+	        str << "type: \"string\"," << std::endl;
+	        str << "role: \"annotation\" }"<< std::endl;
+		}
+
+		str << "]);" << std::endl;
+
+	    return str.str();
+	}
+
 	std::string get_colums_bar_option(const GCoptions & opt)
 	{
 		std::stringstream str;
@@ -438,6 +471,7 @@ public:
 		set_of_graphs.last().type = GGRAPH_COLUMS;
 		set_of_graphs.last().data = get_points_plot_data(x,y,yn,opt,set_of_graphs.size()-1);
 		set_of_graphs.last().option = get_colums_bar_option(opt);
+		set_of_graphs.last().view = get_view_bar_option(opt);
 		set_of_graphs.last().opt = opt;
 	}
 

src/Plot/Plot_unit_tests.hpp

@@ -13,6 +13,60 @@
 
 BOOST_AUTO_TEST_SUITE( plot_unit_test )
 
+
+BOOST_AUTO_TEST_CASE( google_chart )
+{
+	//! [Producing an Histogram graph]
+
+	openfpm::vector<std::string> x;
+	openfpm::vector<openfpm::vector<size_t>> y;
+	openfpm::vector<std::string> yn;
+
+	x.add("colum1");
+	x.add("colum2");
+	x.add("colum3");
+	x.add("colum4");
+	x.add("colum5");
+	x.add("colum6");
+
+	// Each colum can have multiple data set (in this case 4 dataset)
+	// Each dataset can have a name
+	yn.add("dataset1");
+	yn.add("dataset2");
+	yn.add("dataset3");
+	yn.add("dataset4");
+
+	// Each colums can have multiple data-set
+	y.add({2,3,5,6});
+	y.add({5,6,1,6});
+	y.add({2,1,6,9});
+	y.add({1,6,3,2});
+	y.add({3,3,0,6});
+	y.add({2,1,4,6});
+
+	// Google charts options
+	GCoptions options;
+
+	options.title = std::string("Example");
+	options.yAxis = std::string("Y Axis");
+	options.xAxis = std::string("X Axis");
+	options.stype = std::string("bars");
+	options.barWD = true;
+
+	// it say that the colum4 must me represented with a line
+	options.stypeext = std::string("{3: {type: 'line'}}");
+
+	GoogleChart cg;
+	cg.AddHistGraph(x,y,yn,options);
+	cg.write("gc_out_wd.html");
+
+	//! [Producing an Histogram graph]
+
+	bool test = compare("gc_out_wd.html","gc_out_wd_test.html");
+	BOOST_REQUIRE_EQUAL(true,test);
+}
+
+
 BOOST_AUTO_TEST_CASE( google_chart )
 {
 	//! [Producing an Histogram graph]