From c370e9ecc28b859c7033656eb69c3b989fb611fa Mon Sep 17 00:00:00 2001
From: Tim Anema <timanema@gmail.com>
Date: Fri, 7 Nov 2014 09:21:41 -0500
Subject: [PATCH] just some reformatting

---
 conf.lua              |   2 +-
 lib/shaders/glow.glsl |   3 +-
 main.lua              | 346 +++++++++++++++++++++---------------------
 3 files changed, 175 insertions(+), 176 deletions(-)

diff --git a/conf.lua b/conf.lua
index 87841a8..91544ec 100644
--- a/conf.lua
+++ b/conf.lua
@@ -32,4 +32,4 @@ function love.conf(t)
     t.modules.system = true            -- Enable the system module (boolean)
     t.modules.timer = true             -- Enable the timer module (boolean)
     t.modules.window = true            -- Enable the window module (boolean)
-end
\ No newline at end of file
+end
diff --git a/lib/shaders/glow.glsl b/lib/shaders/glow.glsl
index 2b5d456..2e302ce 100644
--- a/lib/shaders/glow.glsl
+++ b/lib/shaders/glow.glsl
@@ -1,5 +1,4 @@
 extern Image glowImage;
-
 extern float glowTime;
 
 vec4 effect(vec4 color, Image texture, vec2 texture_coords, vec2 pixel_coords) {
@@ -17,4 +16,4 @@ vec4 effect(vec4 color, Image texture, vec2 texture_coords, vec2 pixel_coords) {
 	}
 	
 	return vec4(Texel(texture, texture_coords).rgb * glowInfo.r, 1.0);
-}
\ No newline at end of file
+}
diff --git a/main.lua b/main.lua
index a5bca16..962cda2 100644
--- a/main.lua
+++ b/main.lua
@@ -15,32 +15,32 @@ exf.current = nil
 exf.available = {}
 
 function love.load()
-    exf.list = List:new()
-    exf.smallfont = love.graphics.newFont(love._vera_ttf,12)
-    exf.bigfont = love.graphics.newFont(love._vera_ttf, 24)
-    exf.list.font = exf.smallfont
+  exf.list = List:new()
+  exf.smallfont = love.graphics.newFont(love._vera_ttf,12)
+  exf.bigfont = love.graphics.newFont(love._vera_ttf, 24)
+  exf.list.font = exf.smallfont
 
-    exf.bigball = love.graphics.newImage("gfx/love-big-ball.png")
+  exf.bigball = love.graphics.newImage("gfx/love-big-ball.png")
 
-    -- Find available demos.
-    local files =  love.filesystem.getDirectoryItems("examples")
+  -- Find available demos.
+  local files =  love.filesystem.getDirectoryItems("examples")
 	local n = 0
 
-    for i, v in ipairs(files) do
-		n = n + 1
-		table.insert(exf.available, v);
-	    local file = love.filesystem.newFile(v, love.file_read)
-	    file:open("r")
-	    local contents = love.filesystem.read("examples/" .. v, 100)
-	    local s, e, c = string.find(contents, "Example: ([%a%p ]-)[\r\n]")
-	    file:close(file)
-	    if not c then c = "Untitled" end
-	    local title = exf.getn(n) .. " " .. c .. " (" .. v .. ")"
-	    exf.list:add(title, v)
-    end
+  for i, v in ipairs(files) do
+  n = n + 1
+  table.insert(exf.available, v);
+    local file = love.filesystem.newFile(v, love.file_read)
+    file:open("r")
+    local contents = love.filesystem.read("examples/" .. v, 100)
+    local s, e, c = string.find(contents, "Example: ([%a%p ]-)[\r\n]")
+    file:close(file)
+    if not c then c = "Untitled" end
+    local title = exf.getn(n) .. " " .. c .. " (" .. v .. ")"
+    exf.list:add(title, v)
+  end
 
-    exf.list:done()
-    exf.resume()
+  exf.list:done()
+  exf.resume()
 end
 
 function love.update(dt) end
@@ -49,7 +49,6 @@ function love.keypressed(k) end
 function love.keyreleased(k) end
 function love.mousepressed(x, y, b) end
 function love.mousereleased(x, y, b) end
-
 function exf.empty() end
 
 function exf.update(dt)
@@ -89,32 +88,32 @@ function exf.keyreleased(k)
 end
 
 function exf.mousepressed(x, y, b)
-    exf.list:mousepressed(x, y, b)
+  exf.list:mousepressed(x, y, b)
 end
 
 function exf.mousereleased(x, y, b)
-    exf.list:mousereleased(x, y, b)
+  exf.list:mousereleased(x, y, b)
 end
 
 function exf.getn(n)
-    local s = ""
-    n = tonumber(n)
-    local r = n
-    if r <= 0 then error("Example IDs must be bigger than 0. (Got: " .. r .. ")") end
-    if r >= 10000 then error("Example IDs must be less than 10000. (Got: " .. r .. ")") end
-    while r < 1000 do
-        s = s .. "0"
-        r = r * 10
-    end
-    s = s .. n
-    return s
+  local s = ""
+  n = tonumber(n)
+  local r = n
+  if r <= 0 then error("Example IDs must be bigger than 0. (Got: " .. r .. ")") end
+  if r >= 10000 then error("Example IDs must be less than 10000. (Got: " .. r .. ")") end
+  while r < 1000 do
+    s = s .. "0"
+    r = r * 10
+  end
+  s = s .. n
+  return s
 end
 
 function exf.intable(t, e)
-    for k, v in ipairs(t) do
-        if v == e then return true end
-    end
-    return false
+  for k, v in ipairs(t) do
+    if v == e then return true end
+  end
+  return false
 end
 
 function exf.start(item, file)
@@ -159,27 +158,25 @@ function exf.start(item, file)
 end
 
 function exf.clear()
-    love.graphics.setBackgroundColor(0,0,0)
-    love.graphics.setColor(255, 255, 255)
+  love.graphics.setBackgroundColor(0,0,0)
+  love.graphics.setColor(255, 255, 255)
 	love.graphics.setLineWidth(1)
 	love.graphics.setLineStyle("smooth")
-    --love.graphics.setLine(1, "smooth")
-    --love.graphics.setColorMode("replace")
-    love.graphics.setBlendMode("alpha")
-    love.mouse.setVisible(true)
+  love.graphics.setBlendMode("alpha")
+  love.mouse.setVisible(true)
 end
 
 function exf.resume()
-    load = nil
-    love.update = exf.update
-    love.draw = exf.draw
-    love.keypressed = exf.keypressed
-    love.keyreleased = exf.keyreleased
-    love.mousepressed = exf.mousepressed
-    love.mousereleased = exf.mousereleased
+  load = nil
+  love.update = exf.update
+  love.draw = exf.draw
+  love.keypressed = exf.keypressed
+  love.keyreleased = exf.keyreleased
+  love.mousepressed = exf.mousepressed
+  love.mousereleased = exf.mousereleased
 
-    love.mouse.setVisible(true)
-    love.window.setTitle("LOVE Example Browser")
+  love.mouse.setVisible(true)
+  love.window.setTitle("LOVE Example Browser")
 
 	-- create light world
 	lightWorld = LightWorld({
@@ -197,7 +194,7 @@ function exf.resume()
 end
 
 function inside(mx, my, x, y, w, h)
-    return mx >= x and mx <= (x+w) and my >= y and my <= (y+h)
+  return mx >= x and mx <= (x+w) and my >= y and my <= (y+h)
 end
 
 
@@ -208,29 +205,29 @@ end
 List = {}
 
 function List:new()
-    o = {}
-    setmetatable(o, self)
-    self.__index = self
+  o = {}
+  setmetatable(o, self)
+  self.__index = self
 
-    o.items = {}
+  o.items = {}
 	o.files = {}
 
-    o.x = 50
-    o.y = 70
+  o.x = 50
+  o.y = 70
 
-    o.width = 400
-    o.height = 500
+  o.width = 400
+  o.height = 500
 
-    o.item_height = 23
-    o.sum_item_height = 0
+  o.item_height = 23
+  o.sum_item_height = 0
 
-    o.bar_size = 20
-    o.bar_pos = 0
-    o.bar_max_pos = 0
-    o.bar_width = 15
-    o.bar_lock = nil
+  o.bar_size = 20
+  o.bar_pos = 0
+  o.bar_max_pos = 0
+  o.bar_width = 15
+  o.bar_lock = nil
 
-    return o
+  return o
 end
 
 function List:add(item, file)
@@ -239,161 +236,164 @@ function List:add(item, file)
 end
 
 function List:done()
-    self.items.n = #self.items
+  self.items.n = #self.items
 
-    -- Recalc bar size.
-    self.bar_pos = 0
+  -- Recalc bar size.
+  self.bar_pos = 0
 
-    local num_items = (self.height/self.item_height)
-    local ratio = num_items/self.items.n
-    self.bar_size = self.height * ratio
-    self.bar_max_pos = self.height - self.bar_size - 3
+  local num_items = (self.height/self.item_height)
+  local ratio = num_items/self.items.n
+  self.bar_size = self.height * ratio
+  self.bar_max_pos = self.height - self.bar_size - 3
 
-    -- Calculate height of everything.
-    self.sum_item_height = (self.item_height+1) * self.items.n + 2
+  -- Calculate height of everything.
+  self.sum_item_height = (self.item_height+1) * self.items.n + 2
 end
 
 function List:hasBar()
-    return self.sum_item_height > self.height
+  return self.sum_item_height > self.height
 end
 
 function List:getBarRatio()
-    return self.bar_pos/self.bar_max_pos
+  return self.bar_pos/self.bar_max_pos
 end
 
 function List:getOffset()
-    local ratio = self.bar_pos/self.bar_max_pos
-    return math.floor((self.sum_item_height-self.height)*ratio + 0.5)
+  local ratio = self.bar_pos/self.bar_max_pos
+  return math.floor((self.sum_item_height-self.height)*ratio + 0.5)
 end
 
 function List:update(dt)
-    if self.bar_lock then
-	local dy = math.floor(love.mouse.getY()-self.bar_lock.y+0.5)
-	self.bar_pos = self.bar_pos + dy
+  if self.bar_lock then
+	  local dy = math.floor(love.mouse.getY()-self.bar_lock.y+0.5)
+	  self.bar_pos = self.bar_pos + dy
 
-	if self.bar_pos < 0 then
+	  if self.bar_pos < 0 then
 	    self.bar_pos = 0
-	elseif self.bar_pos > self.bar_max_pos then
+	  elseif self.bar_pos > self.bar_max_pos then
 	   self.bar_pos = self.bar_max_pos
-	end
+	  end
 
-	self.bar_lock.y = love.mouse.getY()
-
-    end
+	  self.bar_lock.y = love.mouse.getY()
+  end
 end
 
 function List:mousepressed(mx, my, b)
-    if self:hasBar() then
-	if b == "l" then
+  if self:hasBar() then
+	  if b == "l" then
 	    local x, y, w, h = self:getBarRect()
 	    if inside(mx, my, x, y, w, h) then
-		self.bar_lock = { x = mx, y = my }
+	      self.bar_lock = { x = mx, y = my }
 	    end
-	end
+	  end
 
-	local per_pixel = (self.sum_item_height-self.height)/self.bar_max_pos
-	local bar_pixel_dt = math.floor(((self.item_height)*3)/per_pixel + 0.5)
+    local per_pixel = (self.sum_item_height-self.height)/self.bar_max_pos
+    local bar_pixel_dt = math.floor(((self.item_height)*3)/per_pixel + 0.5)
 
-	if b == "wd" then
+	  if b == "wd" then
 	    self.bar_pos = self.bar_pos + bar_pixel_dt
-	    if self.bar_pos > self.bar_max_pos then self.bar_pos = self.bar_max_pos end
-	elseif b == "wu" then
+	    if self.bar_pos > self.bar_max_pos then 
+        self.bar_pos = self.bar_max_pos 
+      end
+	  elseif b == "wu" then
 	    self.bar_pos = self.bar_pos - bar_pixel_dt
-	    if self.bar_pos < 0 then self.bar_pos = 0 end
-	end
-    end
+	    if self.bar_pos < 0 then 
+        self.bar_pos = 0 
+      end
+	  end
+  end
 
-    if b == "l" and inside(mx, my, self.x+2, self.y+1, self.width-3, self.height-3) then
-	local tx, ty = mx-self.x, my + self:getOffset() - self.y
-	local index = math.floor((ty/self.sum_item_height)*self.items.n)
-	local i = self.items[index+1]
-	local f = self.files[index+1]
-	if f then
-	    exf.start(i, f)
-	end
+  if b == "l" and inside(mx, my, self.x+2, self.y+1, self.width-3, self.height-3) then
+    local tx, ty = mx-self.x, my + self:getOffset() - self.y
+    local index = math.floor((ty/self.sum_item_height)*self.items.n)
+    local i = self.items[index+1]
+    local f = self.files[index+1]
+    if f then
+      exf.start(i, f)
     end
+  end
 end
 
 function List:mousereleased(x, y, b)
-    if self:hasBar() then
-	if b == "l" then
+  if self:hasBar() then
+	  if b == "l" then
 	    self.bar_lock = nil
-	end
-    end
+	  end
+  end
 end
 
 function List:getBarRect()
-    return
-	self.x+self.width+2, self.y+1+self.bar_pos,
-	self.bar_width-3, self.bar_size
+  return self.x+self.width+2, self.y+1+self.bar_pos,
+	       self.bar_width-3, self.bar_size
 end
 
 function List:getItemRect(i)
-	return
-	    self.x+2, self.y+((self.item_height+1)*(i-1)+1)-self:getOffset(),
-	    self.width-3, self.item_height
+	return self.x+2, self.y+((self.item_height+1)*(i-1)+1)-self:getOffset(),
+	       self.width-3, self.item_height
 end
 
 function List:draw()
-    love.graphics.setLineWidth(2)
-	  love.graphics.setLineStyle("rough")
-    love.graphics.setFont(self.font)
+  love.graphics.setLineWidth(2)
+  love.graphics.setLineStyle("rough")
+  love.graphics.setFont(self.font)
 
-    love.graphics.setColor(48, 156, 225)
+  love.graphics.setColor(48, 156, 225)
 
-    local mx, my = love.mouse.getPosition()
+  local mx, my = love.mouse.getPosition()
 
-    -- Get interval to display.
-    local start_i = math.floor( self:getOffset()/(self.item_height+1) ) + 1
-    local end_i = start_i+math.floor( self.height/(self.item_height+1) ) + 1
-    if end_i > self.items.n then end_i = self.items.n end
+  -- Get interval to display.
+  local start_i = math.floor( self:getOffset()/(self.item_height+1) ) + 1
+  local end_i = start_i+math.floor( self.height/(self.item_height+1) ) + 1
+  
+  if end_i > self.items.n then 
+    end_i = self.items.n 
+  end
 
+  love.graphics.setScissor(self.x, self.y, self.width, self.height)
 
-    love.graphics.setScissor(self.x, self.y, self.width, self.height)
+  -- Items.
+  for i = start_i,end_i do
+    local x, y, w, h = self:getItemRect(i)
+    local hover = inside(mx, my, x, y, w, h)
 
-    -- Items.
-    for i = start_i,end_i do
-		local x, y, w, h = self:getItemRect(i)
-		local hover = inside(mx, my, x, y, w, h)
-
-		if hover then
-			love.graphics.setColor(0, 0, 0, 127)
-		else
-			love.graphics.setColor(0, 0, 0, 63)
-		end
-
-		love.graphics.rectangle("fill", x+1, y+i+1, w-3, h)
-
-		if hover then
-			love.graphics.setColor(255, 255, 255)
-		else
-			love.graphics.setColor(255, 255, 255, 127)
-		end
-
-		local e_id = string.sub(self.items[i], 1, 5)
-		local e_rest = string.sub(self.items[i], 5)
-
-		love.graphics.print(e_id, x+10, y+i+6)  --Updated y placement -- Used to change position of Example IDs
-		love.graphics.print(e_rest, x+50, y+i+6) --Updated y placement -- Used to change position of Example Titles
+    if hover then
+      love.graphics.setColor(0, 0, 0, 127)
+    else
+      love.graphics.setColor(0, 0, 0, 63)
     end
 
-    love.graphics.setScissor()
+    love.graphics.rectangle("fill", x+1, y+i+1, w-3, h)
 
-    -- Bar.
-    if self:hasBar() then
-	local x, y, w, h = self:getBarRect()
-	local hover = inside(mx, my, x, y, w, h)
-
-	if hover or self.bar_lock then
-	    love.graphics.setColor(0, 0, 0, 127)
-	else
-	    love.graphics.setColor(0, 0, 0, 63)
-	end
-	love.graphics.rectangle("fill", x, y, w, h)
+    if hover then
+      love.graphics.setColor(255, 255, 255)
+    else
+      love.graphics.setColor(255, 255, 255, 127)
     end
 
-    -- Border.
-    love.graphics.setColor(0, 0, 0, 63)
-    love.graphics.rectangle("line", self.x+self.width, self.y, self.bar_width, self.height)
-    love.graphics.rectangle("line", self.x, self.y, self.width, self.height)
+    local e_id = string.sub(self.items[i], 1, 5)
+    local e_rest = string.sub(self.items[i], 5)
+
+    love.graphics.print(e_id, x+10, y+i+6)  --Updated y placement -- Used to change position of Example IDs
+    love.graphics.print(e_rest, x+50, y+i+6) --Updated y placement -- Used to change position of Example Titles
+  end
+
+  love.graphics.setScissor()
+
+  -- Bar.
+  if self:hasBar() then
+    local x, y, w, h = self:getBarRect()
+    local hover = inside(mx, my, x, y, w, h)
+
+    if hover or self.bar_lock then
+      love.graphics.setColor(0, 0, 0, 127)
+    else
+      love.graphics.setColor(0, 0, 0, 63)
+    end
+    love.graphics.rectangle("fill", x, y, w, h)
+  end
+
+  -- Border.
+  love.graphics.setColor(0, 0, 0, 63)
+  love.graphics.rectangle("line", self.x+self.width, self.y, self.bar_width, self.height)
+  love.graphics.rectangle("line", self.x, self.y, self.width, self.height)
 end