WIP: Handle a dynamic number of graphs.

software/raintop/main.go

@@ -21,7 +21,7 @@ func main() {
 	nodes[0] = clusternode.New("rain-psp-0")
 
 	// For additional nodes, use append():
-	//nodes = append(nodes, clusternode.New("rain-psp-x"))
+	nodes = append(nodes, clusternode.New("rain-psp-1"))
 
 	// Initialize plot charts
 	historyPlots := make([]*widgets.Plot, len(nodes))
@@ -44,11 +44,27 @@ func main() {
 
 	// Creates a grid to contain all the gauges.
 	// TODO: Add all gauges dynamically (not just one hard-coded as below).
-	grid.Set(
-		ui.NewRow(1.0/1,
-			ui.NewCol(1.0/1, historyPlots[0]),
-		),
-	)
+	/*
+		grid.Set(
+			ui.NewRow(1.0/1,
+				ui.NewCol(1.0/1, historyPlots[0]),
+			),
+		)
+	*/
+
+	// TODO: To fix this, I think we need to create each grid
+	// part (row, column, etc.) discretely and then add them
+	// to the grid.
+	gridRows := make([]ui.GridItem, len(historyPlots))
+
+	for idx, historyPlot := range historyPlots {
+		gridRows[idx] =
+			ui.NewRow(1.0/float64(len(historyPlots)),
+				ui.NewCol(1.0/1, historyPlot),
+			)
+	}
+
+	grid.Set(gridRows)
 
 	ui.Render(grid)