subject people to a tutorial

0011-on.initialize

@@ -5,6 +5,7 @@ on.initialize = function()
 	Menu_left, Menu_top, Safe_width, Safe_height = love.window.getSafeArea()
 	Menu_height = 5 + Line_height + 5
 	Menu_bottom = Menu_top + Menu_height
+	Panes = map(Example_panes, example_pane)
 	table.insert(Panes, new_pane())
 	Current_pane_index = 1
 	Current_pane = Panes[Current_pane_index]

0077-example_pane

@@ -0,0 +1,6 @@
+example_pane = function(lines)
+	local result = new_pane()
+	result.editor_state.lines = load_array(lines)
+	Text.redraw_all(result.editor_state)
+	return result
+end

0078-Example_panes

@@ -0,0 +1,56 @@
+-- some examples
+-- each element of this array is itself an array of lines that will get loaded into a pane
+Example_panes = {
+	{
+		"-- some examples; feel free to delete them and they'll never return",
+		'-- first example: you can perform simple calculations.',
+		'-- (scroll down..)',
+		"-- Try hitting the 'run' button above",
+		"-- when you're done, tap on the right margin to go to the next example",
+		'2+3'
+	},
+	{
+		'-- print() calls show up in the area below',
+		"-- hit 'run' and then scroll through the results",
+		'for i=1,20 do print(i) end',
+	},
+	{
+		'-- you can draw on the screen',
+		"-- after you hit 'run', try hitting 'hide'",
+		'love.graphics.line(100,100, 200,300)'
+	},
+	{
+		'-- some color',
+		'love.graphics.setColor(1,0,0)',
+		"love.graphics.rectangle('fill', 100,100, 200,300)",
+	},
+	{
+		'-- a checkerboard',
+		'-- notice Safe_width and Safe_height for the bounds of the screen',
+		'n = 100',
+		'for x=0,Safe_width,n do',
+		'  for y=0,Safe_height,n do',
+		'    if (x+y)/n%2 == 0 then',
+		'      love.graphics.setColor(0.9, 0.7, 0.7)',
+		'    else',
+		'      love.graphics.setColor(0.7, 0.7, 0.9)',
+		'    end',
+		"    love.graphics.rectangle('fill', x,y, n,n)",
+		'  end',
+		'end',
+	},
+	{
+		'-- some abbreviations to reduce typing',
+		'g = love.graphics',
+		'points, line, rectangle, polygon, circle, arc, ellipse = g.points, g.line, g.rectangle, g.polygon, g.circle, g.arc, g.ellipse',
+		'color, bgColor = g.setColor, g.setBackgroundColor',
+		"-- enough abbreviations, let's draw",
+		'color(1,0,0) bgColor(0,1,0)',
+		'line(100,100, 200,300)',
+		"circle('fill', 200,100, 30)",
+	},
+	{
+		"-- over to you; hope you enjoy Carousel Shell!",
+		'',
+	}
+}