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
35
GameView = View:extend {
76
36
onNew = function (self)
77
the.storage = Storage:new{filename = 'scores.lua'}
37
the.storage = Storage:new{filename = 'world.lua'}
79
39
--if not the.storage.data.highScore then
80
40
-- print('initializing storage')
85
45
the.interface = Group:new()
86
46
the.planets = Group:new()
87
47
the.indicators = Group:new()
48
the.enemies = Group:new()
50
-- init bg before build/load since planets need to know bg size
90
52
image = 'data/stars3.png',
58
if self.newWorld or not the.storage.data.player then
59
the.storage.data = {planets = {}}
61
-- build planets from random
62
for _ = 1, math.random(3, 6) do
63
local planet = Planet:new{
64
x = math.random(the.app.width / 2,
65
the.bg.width - the.app.width / 2),
66
y = math.random(the.app.height / 2,
67
the.bg.height - the.app.height / 2),
68
rotation = math.random() * math.pi
70
the.planets:add(planet)
71
table.insert(the.storage.data.planets, {
74
rotation = planet.rotation,
81
local player = SpacePlayer:new{x=the.bg.width / 2, y=the.bg.height / 2}
83
the.storage.data.player = {x = player.x,
87
cargoSpace = player.cargoSpace
92
-- load planets with x, y, goods
93
for _, planetData in ipairs(the.storage.data.planets) do
94
the.planets:add(Planet:new(planetData))
97
-- load player with cargo, money, position
98
the.player = SpacePlayer:new(the.storage.data.player)
100
-- reload storage as we've turned it all into objects
96
104
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
106
self:add(the.player)
101
107
self:add(the.player.thrust)
103
self:add(Enemy:new{x=400, y=300})
108
self:add(the.player.shield)
110
self:add(the.enemies)
113
local e = Enemy:new{x = math.random(the.bg.width),
114
y = math.random(the.bg.height)}
115
--local e = Enemy:new{x=the.bg.width / 2, y=the.bg.height / 2}
117
self:add(e.thrust) -- why doesn't this work in Enemy.new?
105
121
self:add(the.bullets)
106
122
self:add(the.indicators)
107
123
self:add(the.interface)
109
for _ = 1, math.random(6) do
110
local planet = Planet:new{
111
x = math.random(the.app.width / 2,
112
the.bg.width - the.app.width / 2),
113
y = math.random(the.app.height / 2,
114
the.bg.height - the.app.height / 2),
115
rotation = math.random() * math.pi
117
the.planets:add(planet)
120
125
the.cursor = Cursor:new()
121
126
self:add(the.cursor)
127
132
self.focus = the.player
129
134
onUpdate = function(self, dt)
135
if the.keys:justPressed('escape') then
136
PauseView:new():activate()
130
139
the.bullets:collide(the.planets)
140
the.bullets:collide(the.player)
141
the.bullets:collide(the.enemies)
132
143
onEndFrame = function(self)
133
144
the.interface.translate.x = the.player.x - the.app.width / 2 + the.player.width / 2
171
182
self.console:watch('num mirrors', '#the.mirrors.sprites')
172
183
self.console:watch('num rocks', '#the.rocks.sprites')
173
184
self.console:watch('num planets', '#the.planets.sprites')
185
self.console:watch('num enemies', 'the.enemies:count()')
174
186
--self.console:watch('drawTook', 'the.drawTook')
176
188
-- back off that dark overlay a bit
180
192
onUpdate = function (self, dt)
181
193
if not (DEBUG and the.console.visible) then
182
if the.keys:justPressed('q') then
184
elseif the.keys:justPressed('return') then
185
if the.keys:pressed('alt') then
186
love.graphics.toggleFullscreen()
188
self.view = GameView:new()
194
if the.keys:justPressed('return') and the.keys:pressed('alt') then
195
love.graphics.toggleFullscreen()
190
196
elseif the.keys:justPressed('f1') then
191
197
local ss = love.graphics.newScreenshot()
192
198
ss:encode('screenshot-' ..love.timer.getTime()..'.png')