/traderous

To get this branch, use:
bzr branch http://9ix.org/bzr/traderous
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TradeView = Subview:extend {
   drawParent = true, --default?
   have = {},
   onNew = function (self)
              -- create all the interface bits from the planet
              -- and add them to the view

              local boxL = the.app.width / 2 - 225
              local boxT = the.app.height / 2 - 150
              local boxR = boxL + 450
              local boxB = boxT + 300

              local lh = 17 -- line height

              self:add(Fill:new{
                          fill = {255,255,255},
                          x = boxL - 1,
                          y = boxT - 1,
                          width = 452,
                          height = 302,
                       })

              self:add(Fill:new{
                          fill = {0,0,0},
                          x = boxL,
                          y = boxT,
                          width = 450,
                          height = 300,
                       })

              self:add(Text:new{
                          text = 'Name',
                          x = boxL + 10,
                          y = boxT + 10,
                          width = 380
                       })

              self:add(Text:new{
                          text = 'Price',
                          x = boxL + 10,
                          y = boxT + 10,
                          width = 300,
                          align = 'right'
                       })

              self:add(Text:new{
                          text = 'Have',
                          align = 'right',
                          y = boxT + 10,
                          x = boxR - 40
                       })

              for i, good in ipairs(self.planet.goods) do
                 local t = Text:new{
                    text = good[1],
                    x = boxL + 10,
                    y = boxT + 10 + i * lh,
                    width = 380
                 }

                 self:add(t)

                 t = Text:new{
                    text = good[2],
                    x = boxL + 10,
                    y = boxT + 10 + i * lh,
                    width = 300,
                    align = 'right'
                 }
                 self:add(t)

                 local b = Button:new{
                    x = boxR - 130,
                    y = boxT + 10 + i * lh - 1,
                    label = Text:new{ text = 'BUY', x = 1 },
                    onMouseDown = function (self)
                                     the.player:buy(good[1], good[2])
                                  end
                 }
                 local tw, th = b.label:getSize()
                 b.background = Fill:new{
                    fill = {100,100,100},
                    width = tw + 3,
                    height = th
                 }
                 self:add(b)

                 b = Button:new{
                    x = boxR - 90,
                    y = boxT + 10 + i * lh - 1,
                    label = Text:new{ text = 'SELL', x = 1 },
                    onMouseDown = function (self)
                                     the.player:sell(good[1], good[2])
                                  end
                 }
                 local tw, th = b.label:getSize()
                 b.background = Fill:new{
                    fill = {100,100,100},
                    width = tw + 3,
                    height = th
                 }
                 self:add(b)

                 local have = Text:new{
                    x = boxR - 110,
                    y = boxT + 10 + i * lh,
                    width = 100,
                    align = 'right',
                 }
                 self.have[good[1]] = have
                 self:add(have)

              end

              local b = Button:new{
                 x = boxL, y = boxT,
                 label = Text:new{ text = 'Close', x = 3, y = 2 },
                 onMouseDown = function()
                                  self:close()
                               end
              }

              local tw, th = b.label:getSize()
              b.background = Fill:new{
                 fill = {100,100,100},
                 width = tw + 7,
                 height = th + 4
              }
              b.x = boxR - b.background.width - 10
              b.y = boxB - b.background.height - 10

              self:add(b)

              self.playerMoney = Text:new{
                 text = 'Your money: ',
                 width = 200,
                 x = boxL + 10,
                 y = boxB - th - 10
              }
              self:add(self.playerMoney)

              -- give the buttons a cycle to get out of the T/L corner
              self:update(0)
           end,
   activate = function (self)
                 the.cursor.visible = false
                 love.mouse.setVisible(true)
                 love.mouse.setGrab(false)

                 Subview.activate(self)
              end,
   close = function (self)
              the.cursor.visible = true
              love.mouse.setVisible(false)
              love.mouse.setGrab(true)

              self:deactivate()
           end,
   onUpdate = function (self)
                 if the.keys:justPressed('escape') then
                    self:close()
                 end

                 self.playerMoney.text = 'Your money: ' .. the.player.money

                 for good, have in pairs(self.have) do
                    have.text = the.player.goods[good] or 0
                 end
              end
}