/traderous

To get this branch, use:
bzr branch http://9ix.org/bzr/traderous

« back to all changes in this revision

Viewing changes to main.lua

  • Committer: Josh C
  • Date: 2013-06-16 04:21:01 UTC
  • Revision ID: josh@9ix.org-20130616042101-tp1rddbd3subc8lg
enemy is back

Show diffs side-by-side

added added

removed removed

Lines of Context:
main.lua
18
18
require 'boom'
19
19
require 'planet'
20
20
require 'trade_view'
21
 
require 'shield'
22
 
require 'pause_view'
23
21
 
24
22
util = {
25
23
   signOf = function(value)
29
27
                  return -1
30
28
               end
31
29
            end,
 
30
   shortestVector = function(from, to)
 
31
                       if STRICT then
 
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)
 
37
                          end
 
38
 
 
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)
 
44
                          end
 
45
                       end
 
46
 
 
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
 
52
 
 
53
                       local short = {}
 
54
 
 
55
                       -- pick shorter x
 
56
                       if math.abs(tx - fx) < math.abs(tx - fx - (the.bg.width - the.app.width)) then
 
57
                          -- straight path is shorter
 
58
                          short.x = tx - fx
 
59
                       else
 
60
                          short.x = tx - fx - (the.bg.width - the.app.width)
 
61
                       end
 
62
 
 
63
                       -- pick shorter y
 
64
                       if math.abs(ty - fy) < math.abs(ty - fy - (the.bg.height - the.app.height)) then
 
65
                          -- straight path is shorter
 
66
                          short.y = ty - fy
 
67
                       else
 
68
                          short.y = ty - fy - (the.bg.height - the.app.height)
 
69
                       end
 
70
 
 
71
                       return vector.new(short.x, short.y)
 
72
                    end
32
73
}
33
74
 
34
75
GameView = View:extend {
44
85
              the.interface = Group:new()
45
86
              the.planets = Group:new()
46
87
              the.indicators = Group:new()
47
 
              the.enemies = Group:new()
48
88
 
49
89
              the.bg = Tile:new{
50
90
                 image = 'data/stars3.png',
51
 
                 width = 27320,
52
 
                 height = 15360
 
91
                 width = 13660,
 
92
                 height = 7680
53
93
              }
54
94
              self:add(the.bg)
55
95
 
59
99
              the.player = SpacePlayer:new{x=the.bg.width / 2, y=the.bg.height / 2}
60
100
              self:add(the.player)
61
101
              self:add(the.player.thrust)
62
 
              self:add(the.player.shield)
63
 
 
64
 
              self:add(the.enemies)
65
 
 
66
 
              for _ = 1, 20 do
67
 
                 local e = Enemy:new{x = math.random(the.bg.width),
68
 
                                     y = math.random(the.bg.height)}
69
 
                 --local e = Enemy:new{x=the.bg.width / 2, y=the.bg.height / 2}
70
 
                 the.enemies:add(e)
71
 
                 self:add(e.thrust) -- why doesn't this work in Enemy.new?
72
 
                 self:add(e.shield)
73
 
              end
 
102
 
 
103
              self:add(Enemy:new{x=400, y=300})
74
104
 
75
105
              self:add(the.bullets)
76
106
              self:add(the.indicators)
77
107
              self:add(the.interface)
78
108
 
79
 
              for _ = 1, math.random(3, 6) do
 
109
              for _ = 1, math.random(6) do
80
110
                 local planet = Planet:new{
81
111
                    x = math.random(the.app.width / 2,
82
112
                                    the.bg.width - the.app.width / 2),
90
120
              the.cursor = Cursor:new()
91
121
              self:add(the.cursor)
92
122
 
93
 
              the.over = Text:new{
94
 
                 y = the.app.height / 2,
95
 
                 width = the.app.width,
96
 
                 align = 'center',
97
 
                 font = 25,
98
 
                 text = "Game Over",
99
 
                 visible = false
100
 
              }
101
 
              the.interface:add(the.over)
102
 
 
103
 
 
104
 
              the.instructions = Text:new{
105
 
                 y = the.app.height / 2 + 32,
106
 
                 width = the.app.width,
107
 
                 align = 'center',
108
 
                 font = 12,
109
 
                 text = "Press Enter to start a new game\nPress Q to quit",
110
 
                 visible = false
111
 
              }
112
 
              the.interface:add(the.instructions)
113
 
 
114
123
              love.mouse.setGrab(true)
115
124
              love.mouse.setVisible(false)
116
125
              love.mouse.setPosition(the.app.width / 2, the.app.height / 2)
118
127
              self.focus = the.player
119
128
           end,
120
129
   onUpdate = function(self, dt)
121
 
                 if the.keys:justPressed('escape') then
122
 
                    PauseView:new():activate()
123
 
                 end
124
 
 
125
130
                 the.bullets:collide(the.planets)
126
 
                 the.bullets:collide(the.player)
127
 
                 the.bullets:collide(the.enemies)
128
131
              end,
129
132
   onEndFrame = function(self)
130
133
                   the.interface.translate.x = the.player.x - the.app.width / 2 + the.player.width / 2
168
171
                 self.console:watch('num mirrors', '#the.mirrors.sprites')
169
172
                 self.console:watch('num rocks', '#the.rocks.sprites')
170
173
                 self.console:watch('num planets', '#the.planets.sprites')
171
 
                 self.console:watch('num enemies', 'the.enemies:count()')
172
174
                 --self.console:watch('drawTook', 'the.drawTook')
173
175
 
174
176
                 -- back off that dark overlay a bit
177
179
           end,
178
180
   onUpdate = function (self, dt)
179
181
                 if not (DEBUG and the.console.visible) then
180
 
                    if the.keys:justPressed('return') and the.keys:pressed('alt') then
181
 
                       love.graphics.toggleFullscreen()
 
182
                    if the.keys:justPressed('q') then
 
183
                       self.quit()
 
184
                    elseif the.keys:justPressed('return') then
 
185
                       if the.keys:pressed('alt') then
 
186
                          love.graphics.toggleFullscreen()
 
187
                       else
 
188
                          self.view = GameView:new()
 
189
                       end
182
190
                    elseif the.keys:justPressed('f1') then
183
191
                       local ss = love.graphics.newScreenshot()
184
192
                       ss:encode('screenshot-' ..love.timer.getTime()..'.png')