30
shortestVector = function(from, to)
32
if from.x < the.app.width / 2 or
33
from.x > the.bg.width - the.app.width / 2 or
34
from.y < the.app.height / 2 or
35
from.y > the.bg.height - the.app.height / 2 then
36
error('"from" coordinate out of bounds: X='..from.x..' Y='..from.y)
39
if to.x < the.app.width / 2 or
40
to.x > the.bg.width - the.app.width / 2 or
41
to.y < the.app.height / 2 or
42
to.y > the.bg.height - the.app.height / 2 then
43
error('"to" coordinate out of bounds: X='..to.x..' Y='..to.y)
47
-- normalize grid to account for mirror zones
48
local fx = from.x - the.app.width / 2
49
local fy = from.y - the.app.height / 2
50
local tx = to.x - the.app.width / 2
51
local ty = to.y - the.app.height / 2
56
if math.abs(tx - fx) < math.abs(tx - fx - (the.bg.width - the.app.width)) then
57
-- straight path is shorter
60
short.x = tx - fx - (the.bg.width - the.app.width)
64
if math.abs(ty - fy) < math.abs(ty - fy - (the.bg.height - the.app.height)) then
65
-- straight path is shorter
68
short.y = ty - fy - (the.bg.height - the.app.height)
71
return vector.new(short.x, short.y)
75
34
GameView = View:extend {
76
35
onNew = function (self)
77
the.storage = Storage:new{filename = 'scores.lua'}
36
the.storage = Storage:new{filename = 'world.lua'}
79
38
--if not the.storage.data.highScore then
80
39
-- print('initializing storage')
85
44
the.interface = Group:new()
86
45
the.planets = Group:new()
87
46
the.indicators = Group:new()
47
the.enemies = Group:new()
49
-- init bg before build/load since planets need to know bg size
90
51
image = 'data/stars3.png',
57
if self.newWorld or not the.storage.data.player then
58
the.storage.data = {planets = {}}
60
-- build planets from random
61
for _ = 1, math.random(3, 6) do
62
local planet = Planet:new{
63
x = math.random(the.app.width / 2,
64
the.bg.width - the.app.width / 2),
65
y = math.random(the.app.height / 2,
66
the.bg.height - the.app.height / 2),
67
rotation = math.random() * math.pi
69
the.planets:add(planet)
70
table.insert(the.storage.data.planets, {
73
rotation = planet.rotation,
79
local player = SpacePlayer:new{x=the.bg.width / 2, y=the.bg.height / 2}
81
the.storage.data.player = {x = player.x,
85
cargoSpace = player.cargoSpace
90
-- load planets with x, y, goods
91
for _, planetData in ipairs(the.storage.data.planets) do
92
the.planets:add(Planet:new(planetData))
95
-- load player with cargo, money, position
96
the.player = SpacePlayer:new(the.storage.data.player)
98
-- reload storage as we've turned it all into objects
96
102
self:add(the.planets)
98
--the.player = CrystalPlayer:new{x=400,y=300}
99
the.player = SpacePlayer:new{x=the.bg.width / 2, y=the.bg.height / 2}
100
104
self:add(the.player)
101
105
self:add(the.player.thrust)
103
local e = Enemy:new{x=400, y=300}
104
--local e = Enemy:new{x=the.bg.width / 2, y=the.bg.height / 2}
106
self:add(e.thrust) -- why doesn't this work in Enemy.new?
106
self:add(the.player.shield)
108
self:add(the.enemies)
111
local e = Enemy:new{x = math.random(the.bg.width),
112
y = math.random(the.bg.height)}
113
--local e = Enemy:new{x=the.bg.width / 2, y=the.bg.height / 2}
115
self:add(e.thrust) -- why doesn't this work in Enemy.new?
108
119
self:add(the.bullets)
109
120
self:add(the.indicators)
110
121
self:add(the.interface)
112
for _ = 1, math.random(6) do
113
local planet = Planet:new{
114
x = math.random(the.app.width / 2,
115
the.bg.width - the.app.width / 2),
116
y = math.random(the.app.height / 2,
117
the.bg.height - the.app.height / 2),
118
rotation = math.random() * math.pi
120
the.planets:add(planet)
123
123
the.cursor = Cursor:new()
124
124
self:add(the.cursor)
127
y = the.app.height / 2,
128
width = the.app.width,
134
the.interface:add(the.over)
137
the.instructions = Text:new{
138
y = the.app.height / 2 + 32,
139
width = the.app.width,
142
text = "Press Enter to start a new game\nPress Q to quit",
145
the.interface:add(the.instructions)
126
147
love.mouse.setGrab(true)
127
148
love.mouse.setVisible(false)
128
149
love.mouse.setPosition(the.app.width / 2, the.app.height / 2)
183
211
onUpdate = function (self, dt)
184
212
if not (DEBUG and the.console.visible) then
185
if the.keys:justPressed('q') then
187
elseif the.keys:justPressed('return') then
188
if the.keys:pressed('alt') then
189
love.graphics.toggleFullscreen()
191
self.view = GameView:new()
213
if the.keys:justPressed('return') and the.keys:pressed('alt') then
214
love.graphics.toggleFullscreen()
193
215
elseif the.keys:justPressed('f1') then
194
216
local ss = love.graphics.newScreenshot()
195
217
ss:encode('screenshot-' ..love.timer.getTime()..'.png')