/traderous

To get this branch, use:
bzr branch http://9ix.org/bzr/traderous
53 by Josh C
beginnings of trading interface
1
Planet = Tile:extend {
2
   image = 'data/planet1.png',
59 by Josh C
give planets sami-random goods at semi-random prices
3
   potentialGoods = {
4
      {name = 'Bobble-Headed Dolls',
5
       low = 50, med = 100, high = 150,
6
       chance = 0.5},
7
      {name = 'Alliance Foodstuffs',
8
       low = 100, med = 250, high = 400,
9
       chance = 0.8},
10
      {name = 'Antique Weapons',
11
       low = 5000, med = 6000, high = 8000,
12
       chance = 0.1}
53 by Josh C
beginnings of trading interface
13
   },
59 by Josh C
give planets sami-random goods at semi-random prices
14
   goods = {},
53 by Josh C
beginnings of trading interface
15
   onNew = function (self)
16
              self.indicator = Tile:new{ image = 'data/planet1ind.png' }
17
              the.indicators:add(self.indicator)
59 by Josh C
give planets sami-random goods at semi-random prices
18
86 by Josh C
give planets names
19
              while not self.name do
87 by Josh C
show planet labels, get better names
20
                 local name = PlanetNames[math.random(#PlanetNames)]
86 by Josh C
give planets names
21
                 local inUse = false
22
                 for _, planet in ipairs(the.planets.sprites) do
23
                    if name == planet.name then inUse = true end
24
                 end
25
26
                 if not inUse then
27
                    self.name = name
28
                 end
29
              end
30
60 by Josh C
make sure every planet trades something
31
              while #self.goods == 0 do
32
                 for _, good in ipairs(self.potentialGoods) do
33
                    if math.random() < good.chance then
34
                       local tier = math.random(4) -- betw 1 and 4
35
                       if tier == 1 then
36
                          table.insert(self.goods, {good.name, good.low})
37
                       elseif tier ==2 then
38
                          table.insert(self.goods, {good.name, good.high})
39
                       else
40
                          -- double chance for med (3 or 4)
41
                          table.insert(self.goods, {good.name, good.med})
42
                       end
59 by Josh C
give planets sami-random goods at semi-random prices
43
                    end
44
                 end
45
              end
87 by Josh C
show planet labels, get better names
46
47
              self.label = Text:new {
48
                 text = self.name,
49
                 x = self.x,
50
                 y = self.y - 32,
51
                 width = self.width,
52
                 align = 'center',
53
                 font = 20
54
              }
55
              the.planetLabels:add(self.label)
56
57
              self.keyLabel = Text:new {
58
                 text = 'Press L to land',
59
                 x = self.x,
60
                 y = self.y + self.height + 12,
61
                 width = self.width,
62
                 align = 'center',
63
                 font = 20
64
              }
65
              the.planetLabels:add(self.keyLabel)
53 by Josh C
beginnings of trading interface
66
           end,
67
   onUpdate = function (self)
87 by Josh C
show planet labels, get better names
68
                 local hw = self.width / 2
69
                 local pvec = vector.new(the.player.x - (self.x + hw),
70
                                         the.player.y - (self.y + hw))
71
72
                 if pvec:len2() < hw ^ 2 then
73
                    self.label.visible = true
74
                    self.keyLabel.visible = true
75
76
                    if the.keys:justPressed('l') then
73 by Josh C
higher planet floor, recharge shields when you land, stop moving when you land
77
                       the.player.velocity = {x=0, y=0}
78
                       the.player.acceleration = {x=0, y=0}
79
81 by Josh C
load/save (not working yet)
80
                       -- save player data
81
                       the.storage.data.player = {x = the.player.x,
82
                                                  y = the.player.y,
83
                                                  money = the.player.money,
84
                                                  goods = the.player.goods,
85
                                                  cargoSpace = the.player.cargoSpace
86
                                               }
87
                       the.storage:save()
88
53 by Josh C
beginnings of trading interface
89
                       tradeView = TradeView:new{ planet = self }
90
                       tradeView:activate()
91
                    end
87 by Josh C
show planet labels, get better names
92
                 else
93
                    self.label.visible = false
94
                    self.keyLabel.visible = false
53 by Josh C
beginnings of trading interface
95
                 end
62 by Josh C
clean up some old code, put planet indicators in planet class
96
              end,
97
   onEndFrame = function (self)
98
                   local indx, indy
99
                   local pvec = vector.new(
100
                      self.x - the.player.x + self.width / 2,
101
                      self.y - the.player.y + self.height / 2 )
102
103
                   -- TODO: is there a better way to specify the
104
                   -- screen rectangle?
105
                   if self:intersects(the.player.x - the.app.width / 2,
106
                                      the.player.y - the.app.height / 2,
107
                                      the.app.width,
108
                                      the.app.height) then
109
                      -- planet is on the screen
110
                      self.indicator.visible = false
111
                   else
112
                      self.indicator.visible = true
113
114
                      if math.abs(pvec.x) / math.abs(pvec.y) > the.app.width / the.app.height then
115
                         indx = (the.app.width / 2 - 10) * util.signOf(pvec.x) + 8
116
                         indy = (the.app.width / 2 - 10) * pvec.y / math.abs(pvec.x)
117
                      else
118
                         indy = (the.app.height / 2 - 10) * util.signOf(pvec.y) + 8
119
                         indx = (the.app.height / 2 - 10) * pvec.x / math.abs(pvec.y)
120
                      end
121
122
                      self.indicator.x = the.player.x + indx
123
                      self.indicator.y = the.player.y + indy
124
                   end
125
126
                end,
63 by Josh C
bullets don't go through planets
127
   onCollide = function (self, other)
128
                  if other:instanceOf(Bullet) then
129
                     the.bullets:remove(other)
130
                     other:die()
131
                  end
132
               end
53 by Josh C
beginnings of trading interface
133
}