From 4c1452ba6e3a28ad2b14f6d84553987fec968732 Mon Sep 17 00:00:00 2001
From: Kari Sigurjonsson <bob@garpur.lan>
Date: Wed, 19 Jan 2022 04:13:26 +0000
Subject: [PATCH] Zano

---
 main.lua | 103 ++++++++++++++++++++++++-------------------------------
 1 file changed, 45 insertions(+), 58 deletions(-)

diff --git a/main.lua b/main.lua
index d383cc9..c253c29 100644
--- a/main.lua
+++ b/main.lua
@@ -1,3 +1,6 @@
+local min = math.min
+local max = math.max
+
 local lg = love.graphics
 lg.setDefaultFilter("nearest","nearest")
 
@@ -10,9 +13,9 @@ local marginX = 20
 local marginY = 20
 local padding = 10
 
-local cardImage = lg.newImage("mysa.png")
-local cardImageW = cardImage:getWidth()
-local cardImageH = cardImage:getHeight()
+local cardAtlas = lg.newImage("mysa.png")
+local cardAtlasW = cardAtlas:getWidth()
+local cardAtlasH = cardAtlas:getHeight()
 
 local CARDW = 200
 local CARDH = 300
@@ -25,7 +28,7 @@ love.window.setMode(slotX(8), slotY(5))
 local cardQuads = {}
 
 for i = 1, 57 do
-	cardQuads[i] = lg.newQuad(((i-1) % 13) * CARDW, math.floor((i-1) / 13) * CARDH, CARDW, CARDH, cardImageW, cardImageH)
+	cardQuads[i] = lg.newQuad(((i-1) % 13) * CARDW, math.floor((i-1) / 13) * CARDH, CARDW, CARDH, cardAtlasW, cardAtlasH)
 end
 
 local backId  = 54
@@ -35,30 +38,14 @@ local Spade   = 2
 local Diamond = 3
 local Club    = 4
 
-local suitNames = {
-	"Hearts", "Spade", "Diamonds", "Clubs"
-}
-
-local writeln = function(...)
-	local t = {...}
-	for k, v in ipairs(t) do
-		t[k] = tostring(v)
-	end
-	io.stderr:write(table.concat(t, "\t"), "\n")
-end
+local suitNames = { "Hearts", "Spade", "Diamonds", "Clubs" }
 
 --*************************************************************************************************
 
 local FaceUp = true
 local FaceDown = false
 
-local Card = {
-	id = 1,
-	x = 0,
-	y = 0,
-	w = CARDW,
-	h = CARDH
-}
+local Card = { id = 1, x = 0, y = 0, w = CARDW, h = CARDH }
 
 function Card:show()
 	self.showing = FaceUp
@@ -76,38 +63,14 @@ function Card:hitTest(x, y)
 	)
 end
 
-function Card:intersection(other)
-
---[[
-left = max(r1.left, r2.left)
-right = min(r1.right, r2.right)
-bottom = max(r1.bottom, r2.bottom)
-top = min(r1.top, r2.top)
-
-Then, if intersection is not empty (left < right && bottom < top),
-subtract it from the common area of two rectangles: r1.area + r2.area - intersection.area.
-
-PS:
-
-    Assumption 1: rectangles are aligned by the coordinate axes, that's usually the case.
-	    Assumption 2: y axis here increases upwards, for example, in a graphics application, the y axis increases downwards, you may need to use:
-
-		bottom = min(r1.bottom, r2.bottom)
-		 top = max(r1.top, r2.top)
---]]
-end
-
-
 function Card:draw()
 	lg.setColor(1, 1, 1, 1)
 	if (self.showing == FaceUp) then
-		lg.draw(cardImage, cardQuads[self.id], self.x, self.y)
+		lg.draw(cardAtlas, cardQuads[self.id], self.x, self.y)
 	else
-		lg.draw(cardImage, cardQuads[backId], self.x, self.y)
+		lg.draw(cardAtlas, cardQuads[backId], self.x, self.y)
 	end
 
-	--lg.setColor(0.05, 0.05, 0.05, 1)
-	--lg.setColor(0.15, 0.15, 0.15, 1)
 	lg.setColor(0.25, 0.25, 0.25, 1)
 	lg.rectangle("line", self.x, self.y, CARDW, CARDH, 4)
 end
@@ -128,10 +91,7 @@ end
 
 --*************************************************************************************************
 
-local Deck = {
-	x = 0,
-	y = 0
-}
+local Deck = { x = 0, y = 0 }
 
 function Deck:empty()
 	local j = #self
@@ -309,6 +269,32 @@ local findDeckUnderMouse = function(x, y)
 	end
 end
 
+--[[
+local intersectionArea = function(left1, top1, right1, bottom1, left2, top2, right2, bottom2)
+	if (left2 < right1 and right2 > left1 and top2 < bottom1 and bottom2 > top1) then
+		return
+			min( r1->right, r2->right)  - max(r1->x, r2->x) --Width of intersecting rect.
+			*
+			min(r1->bottom, r2->bottom) - max(r1->y, r2->y) --Height ...
+	end
+
+	return 0
+end
+
+local findDeckUnderCard = function(card)
+	for _, deck in ipairs(decks) do
+		if (#deck > 0) then
+			local card = deck:findCardUnderMouse(x, y)
+			if (card) then
+				return deck, card
+			end
+		elseif (deck:hitTest(x, y)) then
+			return deck
+		end
+	end
+end
+--]]
+
 local undo = function()
 	if (not handDeck or not undoDeck) then return end
 
@@ -350,9 +336,9 @@ end
 love.load = function()
 	math.randomseed(os.time())
 
-	love.graphics.setLineStyle("rough")
-	love.graphics.setLineWidth(1)
-	love.graphics.setPointSize(1)
+	lg.setLineStyle("rough")
+	lg.setLineWidth(1)
+	lg.setPointSize(1)
 
 	newGame()
 end
@@ -511,17 +497,18 @@ love.mousereleased = function(x, y, b)
 end
 
 love.keypressed = function(k)
-	if (k == "f1") then
+	if (k == "n") then
 		newGame()
-	elseif (k == "f3") then
+	elseif (k == "1") then
 		backId = 53
-	elseif (k == "f4") then
+	elseif (k == "2") then
 		backId = 54
 	end
 end
 
 love.update = function(dt)
 	hooverDeck, hooverCard = findDeckUnderMouse(mx, my)
+
 	if (handDeck) then
 		handDeck:move(mx - cardOffX, my - cardOffY)
 	end