From 2a0cef0fba687e03fd322ac73c511bbb12b1e31c Mon Sep 17 00:00:00 2001
From: Aki <nthirtyone@gmail.com>
Date: Wed, 13 Sep 2017 10:00:59 +0200
Subject: Fixed background bug on non-16:9 screens

---
 not/Camera.lua | 24 ++++++++++++++++++++----
 not/Layer.lua  |  3 ++-
 not/World.lua  | 11 +++++++++--
 3 files changed, 31 insertions(+), 7 deletions(-)

diff --git a/not/Camera.lua b/not/Camera.lua
index c5449d3..402a32b 100644
--- a/not/Camera.lua
+++ b/not/Camera.lua
@@ -1,4 +1,5 @@
 --- Used in drawing other stuff in places.
+-- TODO: Support for real scale translations.
 Camera = require "not.Object":extends()
 
 Camera.SHAKE_LENGTH = 0.6
@@ -25,26 +26,29 @@ function Camera:push ()
 	love.graphics.push()
 end
 
+-- TODO: self._scale usage is temporary, used for real scaling.
 function Camera:scale (scale)
 	scale = scale or getScale()
 	love.graphics.scale(scale, scale)
+	self._scale = scale
 end
 
--- TODO: Even more magic numbers present in Camera. Translate method.
 function Camera:translate (ratio)
 	local px, py = self:getPosition()
 	local dx, dy = self:getShake()
+	local ox, oy = self:getHalfViewSize()
 	if ratio then
 		dx = dx * ratio
 		dy = dy * ratio
 		px = px * ratio
 		py = py * ratio
 	end
-	love.graphics.translate(160 - px - dx, 90 - py - dy)
+	love.graphics.translate(ox - px - dx, oy - py - dy)
 end
 
 function Camera:pop ()
 	love.graphics.pop()
+	self._scale = nil
 end
 
 function Camera:setPosition (x, y)
@@ -57,12 +61,24 @@ function Camera:getPosition ()
 	return self.x, self.y
 end
 
--- TODO: Magic numbers present in camera's boundaries.
 function Camera:getBoundaries ()
 	local x, y = self:getPosition()
-	return x - 160, y - 90, x + 160, y + 90
+	local width, height = self:getHalfViewSize()
+	return x - width, y - height, x + width, y + height
 end
 
+-- TODO: Review getViewSize of Camera.
+function Camera:getViewSize ()
+	local scale = self._scale or getScale()
+	local width = love.graphics.getWidth() / scale
+	local height = love.graphics.getHeight() / scale
+	return width, height
+end
+
+function Camera:getHalfViewSize ()
+	local width, height = self:getViewSize()
+	return width / 2, height / 2
+end
 
 function Camera:startShake ()
 	self.shakeTime = Camera.SHAKE_LENGTH
diff --git a/not/Layer.lua b/not/Layer.lua
index 0446599..ebfb28e 100644
--- a/not/Layer.lua
+++ b/not/Layer.lua
@@ -1,4 +1,5 @@
 --- A little bit more than just a Canvas.
+-- TODO: Scaled and RealScaled support should be extended.
 Layer = require "not.Object":extends()
 
 function Layer:new (width, height)
@@ -43,7 +44,7 @@ function Layer:draw ()
 		scale = getScale() / self.scale
 	end
 	love.graphics.setColor(255, 255, 255, 255)
-	love.graphics.draw(self.canvas, 0, 0, 0, scale, scale)
+	love.graphics.draw(self.canvas, nil, nil, nil, scale, scale)
 end
 
 return Layer
diff --git a/not/World.lua b/not/World.lua
index 5392e18..e3b7695 100644
--- a/not/World.lua
+++ b/not/World.lua
@@ -76,6 +76,7 @@ end
 
 --- Builds map using one of tables frin config files located in `config/maps/` directory.
 -- TODO: Clean World@buildMap. Possibly explode into more methods.
+-- TODO: ScaledLayers and RealScaledLayers should be implemented properly with good Camera support.
 function World:buildMap ()
 	for _,op in pairs(self.map.create) do
 		if op.platform then
@@ -98,7 +99,13 @@ function World:buildMap ()
 				width = width * getScale()
 				height = height * getScale()
 			end
-			bg.layer = self:addLayer(width, height, op.ratio)
+			bg.layer = self:addLayer(width, height, op.ratio, getRealScale())
+			print("ayyy", getScale(), getRealScale())
+			print("lmao", x, y)
+			bg.layer.draw = function (self)
+				love.graphics.setColor(255, 255, 255, 255)
+				love.graphics.draw(self.canvas)
+			end
 		end
 		if op.clouds then
 			local width, height = love.graphics.getDimensions()
@@ -313,7 +320,7 @@ function World:draw ()
 		layer:draw()
 		layer:clear()
 	end
-	
+
 	-- TODO: Debug information could possibly get its own layer so it could follow flow of draw method.
 	if debug then
 		local center = self.map.center
-- 
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