Add popup text

game.coffee

@@ -40,6 +40,8 @@ class Rainbow
 		@h %= 360
 		[r,g,b] = hsv2rgb @h, s, v
 
+rainbow = new Rainbow
+
 imgs = 
 	bullet: 'bullet.png'
 	eyeGreen: 'eye_green.png'
@@ -168,6 +170,20 @@ class Scene
 			if @fade_cb?
 				do @fade_cb
 
+		if @text?
+			@text_time += dt
+			if @text_time > @text_dur
+				@text = null
+
+			@text_y += @text_speed * dt
+
+			if @text_time < @text_fade_dur	
+				@text_fade = @text_time/@text_fade_dur
+			else if @text_time > @text_dur - @text_fade_dur
+				@text_fade = 1 - (@text_time-@text_dur+@text_fade_dur)/@text_fade_dur
+			else
+				@text_fade = 1
+
 		this
 
 	draw: (ctx) ->
@@ -182,6 +198,15 @@ class Scene
 		e.draw ctx for e in @enemies
 		b.draw ctx for b in @bullets
 
+		if @text?
+			[r,g,b] = @text_color
+			ctx.font = '16px "Apple Chancery", Mistral'
+			ctx.fillStyle = "rgba(#{r},#{g},#{b},#{@text_fade})"
+			i = 1
+			for t in @text
+				atom.context.fillText t, @text_x, 20 * i + @text_y
+				i++
+
 		ctx.fillStyle = "rgba(255,255,255,#{@fade})"
 		ctx.fillRect 0, 0, atom.width, atom.height
 
@@ -202,9 +227,19 @@ class Scene
 
 		undefined
 
-	showShip: (x = atom.width * .5, y = atom.height * .7) ->
+	shipShow: (x = atom.width * .5, y = atom.height * .7) ->
 		@ship = new Ship x, y
 
+	textShow: (text, dur = 6, fade = 3, speed = 60) ->
+		@text =  text
+		@text_time = 0
+		@text_dur = dur
+		@text_fade_dur = fade
+		@text_x = randInRange 10, 250
+		@text_y = 0
+		@text_speed = speed
+		@text_color = do rainbow.next
+
 	fadeOut: (duration, callback) ->
 		@fade = 0
 		@fade_speed = 1 / duration
@@ -675,7 +710,6 @@ class BackgroundTitle
 		@orbs = []
 		@orb_rate = .5
 		@orb_countdown = 0
-		@orb_color = new Rainbow
 		@g = -100
 
 		@tm_countdown = 0
@@ -693,7 +727,7 @@ class BackgroundTitle
 		@orb_countdown -= dt
 		if @orb_countdown <= 0
 			@orb_countdown = @orb_rate
-			[r,g,b] = @orb_color.next()
+			[r,g,b] = rainbow.next()
 			rand = randInRange -60, 60
 			orb = 
 				x: atom.width/2 + 30 + rand
@@ -888,6 +922,11 @@ class Game extends atom.Game
 		if @playing[sound]?
 			@playing[sound].noteOff 0
 
+text = 
+	enemy: ['Your worst enemy cannot','harm you as much as your','own unguarded thoughts.']
+	peace: ['Peace comes from within.', 'Do not seek it without.']
+	able: ['He is able who','thinks he is able.']
+
 credits = [
 	{do: (s) -> s.fadeIn 2},
 	{do: (s) -> s.background = new BackgroundCredits 'green'},
@@ -902,9 +941,10 @@ level1 = [
 	{do: (s) -> s.fadeIn 5},
 	{do: (s) -> game.musicPlay 'level1'},
 	{do: (s) -> s.background = new BackgroundStars},
-	{do: (s) -> do s.showShip},
+	{do: (s) -> do s.shipShow},
 	{repeat: 7, wait: .5, do: (s) -> s.spawnEnemy 10, 10, (enemy.basic 50)},
 	{repeat: 7, wait: .5, do: (s) -> s.spawnEnemy 390, 10, (enemy.basic -50)},
+	{do: (s) -> s.textShow text.enemy},
 	{wait: 1},
 	{wait: 1, from: 100, to: 300, step: 100, do: (s, x) -> s.spawnEnemy x, 10, enemy.circle 8},
 	{wait: 2},
@@ -921,6 +961,8 @@ level1 = [
 	{wait: 3},
 	{from: 200, to: 100, step: -20, wait: .75, do: (s, x) -> s.spawnEnemy x, 10, (enemy.fan 50)},
 	{from: 200, to: 300, step: 20, wait: .75, do: (s, x) -> s.spawnEnemy x, 10, (enemy.fan -50)},
+	{wait: 2},
+	{do: (s) -> s.textShow text.enemy},
 	{wait: 3},
 	{do: (s) -> s.spawnEnemy 10, 10, enemy.direct 50, 200, -75},
 	{wait: 1},
@@ -947,6 +989,7 @@ level1 = [
 	{wait: .5},
 	{from: 200, to: 100, step: -20, wait: .75, do: (s, x) -> s.spawnEnemy x, 10, (enemy.fan 50)},
 	{waitUntil: (s) -> s.enemies.length <= 0},
+	{do: (s) -> s.textShow text.able},
 	{wait: 5},
 	{do: (s) -> s.spawnEnemy atom.width/2, 150, enemy.buddha1()},
 	{waitUntil: (s) -> s.enemies.length <= 0},