refactor, nicer errors

1 files changed, 35 insertions, 0 deletions

diff --git a/texts.lua b/texts.lua
new file mode 100644
index 0000000..9f9ff97
--- /dev/null
+++ b/texts.lua
@@ -0,0 +1,35 @@
+local util = require 'util'
+
+local texts = {}
+
+local function add(text,x,y)
+	table.insert(texts,{
+		x=x,y=y,life=3,text=text
+	})
+end
+
+local function draw()
+	for i=#texts,1,-1 do
+		local t = texts[i]
+		util.write_at(t.text,t.x,t.y)
+	end
+end
+
+local SPEED = 0.1
+
+local function update(dt)
+	for i=#texts,1,-1 do
+		local t = texts[i]
+		t.y = t.y - SPEED * dt
+		t.life = t.life - dt
+		if t.life < 0 then
+			table.remove(texts, i)
+		end
+	end
+end
+
+return {
+	add=add,
+	update=update,
+	draw=draw,
+}