/traderous : revision 69

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require 'planet'

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require 'trade_view'

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require 'shield'

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require 'pause_view'

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util = {

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signOf = function(value)

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return -1

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end

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end,

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shortestVector = function(from, to)

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if STRICT then

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if from.x < the.app.width / 2 or

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from.x > the.bg.width - the.app.width / 2 or

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from.y < the.app.height / 2 or

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from.y > the.bg.height - the.app.height / 2 then

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error('"from" coordinate out of bounds: X='..from.x..' Y='..from.y)

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end

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if to.x < the.app.width / 2 or

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to.x > the.bg.width - the.app.width / 2 or

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to.y < the.app.height / 2 or

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to.y > the.bg.height - the.app.height / 2 then

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error('"to" coordinate out of bounds: X='..to.x..' Y='..to.y)

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end

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end

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-- normalize grid to account for mirror zones

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local fx = from.x - the.app.width / 2

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local fy = from.y - the.app.height / 2

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local tx = to.x - the.app.width / 2

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local ty = to.y - the.app.height / 2

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local short = {}

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-- pick shorter x

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if math.abs(tx - fx) < math.abs(tx - fx - (the.bg.width - the.app.width)) then

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-- straight path is shorter

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short.x = tx - fx

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else

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short.x = tx - fx - (the.bg.width - the.app.width)

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end

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-- pick shorter y

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if math.abs(ty - fy) < math.abs(ty - fy - (the.bg.height - the.app.height)) then

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-- straight path is shorter

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short.y = ty - fy

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else

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short.y = ty - fy - (the.bg.height - the.app.height)

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end

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return vector.new(short.x, short.y)

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end

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}

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GameView = View:extend {

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90

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the.bg = Tile:new{

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image = 'data/stars3.png',

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width = 27320,

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height = 15360

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width = 13660,

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height = 7680

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}

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self:add(the.bg)

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self:add(the.enemies)

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for _ = 1, 20 do

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local e = Enemy:new{x = math.random(the.bg.width),

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y = math.random(the.bg.height)}

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--local e = Enemy:new{x=the.bg.width / 2, y=the.bg.height / 2}

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the.enemies:add(e)

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self:add(e.thrust) -- why doesn't this work in Enemy.new?

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self:add(e.shield)

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end

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local e = Enemy:new{x=400, y=300}

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--local e = Enemy:new{x=the.bg.width / 2, y=the.bg.height / 2}

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the.enemies:add(e)

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self:add(e.thrust) -- why doesn't this work in Enemy.new?

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self:add(e.shield)

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self:add(the.bullets)

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self:add(the.indicators)

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self:add(the.interface)

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for _ = 1, math.random(3, 6) do

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for _ = 1, math.random(6) do

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local planet = Planet:new{

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x = math.random(the.app.width / 2,

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the.bg.width - the.app.width / 2),

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the.cursor = Cursor:new()

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self:add(the.cursor)

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the.over = Text:new{

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y = the.app.height / 2,

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width = the.app.width,

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align = 'center',

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font = 25,

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text = "Game Over",

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visible = false

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}

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the.interface:add(the.over)

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the.instructions = Text:new{

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y = the.app.height / 2 + 32,

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width = the.app.width,

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align = 'center',

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font = 12,

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text = "Press Enter to start a new game\nPress Q to quit",

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visible = false

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}

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the.interface:add(the.instructions)

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love.mouse.setGrab(true)

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love.mouse.setVisible(false)

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love.mouse.setPosition(the.app.width / 2, the.app.height / 2)

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self.focus = the.player

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end,

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onUpdate = function(self, dt)

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if the.keys:justPressed('escape') then

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PauseView:new():activate()

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end

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the.bullets:collide(the.planets)

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the.bullets:collide(the.player)

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the.bullets:collide(the.enemies)

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self.console:watch('num mirrors', '#the.mirrors.sprites')

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self.console:watch('num rocks', '#the.rocks.sprites')

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self.console:watch('num planets', '#the.planets.sprites')

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self.console:watch('num enemies', 'the.enemies:count()')

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--self.console:watch('drawTook', 'the.drawTook')

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-- back off that dark overlay a bit

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end,

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onUpdate = function (self, dt)

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if not (DEBUG and the.console.visible) then

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if the.keys:justPressed('return') and the.keys:pressed('alt') then

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love.graphics.toggleFullscreen()

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if the.keys:justPressed('q') then

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self.quit()

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elseif the.keys:justPressed('return') then

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if the.keys:pressed('alt') then

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love.graphics.toggleFullscreen()

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else

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self.view = GameView:new()

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end

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elseif the.keys:justPressed('f1') then

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local ss = love.graphics.newScreenshot()

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ss:encode('screenshot-' ..love.timer.getTime()..'.png')