cook-county-covid-plot.gss

// Clear data from workspace
new;

/*
** Data
*/ 

// Load variables
X = loadd("cook-county-covid.csv", "date + cases + deaths");

// Convert easy-to-read string date to posix date for graph
first_transmission_dt = strcToPosix("02/26/2020", "%m/%d/%Y");
first_transmission_dt = reshape(first_transmission_dt, 2, 1);

// Y-range for line
first_transmission_line_range = { 0, 35 };

/*
** Plot settings
*/

// Declare plotControl structure and fill
// with newly created covid default settings
struct plotControl myPlot;
myPlot = plotGetDefaults("covid");

// Set title text
plotSetTitle(&myPlot, "COVID-19 in Cook County");

/*
** Draw plot
*/

// Set canvas size
plotCanvasSize("px", 520 | 400);

// Draw graph with our desired settings
plotTSHF(myPlot, X[.,1], "months", X[.,2 3]);

// Add line at first transmission date
plotAddTSHF(first_transmission_dt, "months", first_transmission_line_range);