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Viewing changes to player.lua

  • Committer: Josh C
  • Date: 2013-03-09 04:06:46 UTC
  • Revision ID: josh@9ix.org-20130309040646-2hvgxi5b87baez5g
make player an animation

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player.lua
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Player = Animation:extend {
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   image = 'data/player.png',
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   height = 32,
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   width = 32,
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   sequences = {
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      stand = { frames = { 1 }, fps = 1 },
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      walk = { frames = { 2, 3 }, fps = 5 },
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      jump = { frames = { 4 }, fps = 1 },
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      climbLeft = { frames = { 5, 6 }, fps = 5 },
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      climbRight = { frames = { 7, 8 }, fps = 5 }
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   },
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   collisions = {},
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   onWall = false,
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   leftWallAt = 0,
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   onNew = function (self)
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              self.velocity.y = 0
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              self.maxVelocity.y = 400
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           end,
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   onStartFrame = function (self)
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                     -- this is all in startframe so it happens before
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                     -- physics calc at beginning of update
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                     -- jumping/falling updates could go in EndFrame...
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                     self.falling = self.velocity.y > 0
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                     if self.falling then self.jumping = false end
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                     --print(self.jumping, self.falling)
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                     if (not self.onGround) and (not self.onWall) then
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                        self:play('jump')
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                     end
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                     self.acceleration.y = 800
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                     if self.onWall then
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                        self.acceleration.y = 0
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                        if self.onWall == 'right' then
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                           self:play('climbRight')
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                        elseif self.onWall == 'left' then
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                           self:play('climbLeft')
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                        end
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                        if the.keys:pressed('up') then
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                           self.velocity.y = -200
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                        elseif the.keys:pressed('down') then
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                           self.velocity.y = 200
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                        else
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                           self.velocity.y = 0
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                           self:freeze(self.sequences[self.currentName].frames[1])
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                        end
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                     end
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                     if the.keys:pressed('left') then
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                        self.velocity.x = -200
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                        if self.onGround then self:play('walk') end
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                        if self.onWall == 'right' then
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                           self.onWall = false
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                           self.leftWallAt = love.timer.getTime()
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                        end
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                     elseif the.keys:pressed('right') then
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                        self.velocity.x = 200
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                        if self.onGround then self:play('walk') end
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                        if self.onWall == 'left' then
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                           self.onWall = false
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                           self.leftWallAt = love.timer.getTime()
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                        end
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                     else
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                        if not self.onWall then
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                           if self.onGround then self:play('stand') end
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                           self.velocity.x = 0
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                        end
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                     end
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                     if the.keys:justPressed('up') and
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                      (self.onGround or the.console.visible or
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                       (love.timer.getTime() - self.leftWallAt < .1) ) then
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                        self.velocity.y = -400
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                        self.jumping = true
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                     end
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                  end,
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   update = function (self, elapsed)
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               -- NOTE: this is an override, not a callback
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               self:doPhysics('x', elapsed)
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               self:collide(the.view.map)
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               -- handle X collisions
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               self.onWall = false
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               for _, col in ipairs(self.collisions) do
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                  col.other:displaceDir(self, 'x')
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                  if self.velocity.x > 0 then
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                     self.onWall = 'right'
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                  elseif self.velocity.x < 0 then
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                     self.onWall = 'left'
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                  else
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                     print 'x ??'
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                  end
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               end
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               self.onGround = false -- right before Y collision callbacks
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               self:doPhysics('y', elapsed)
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               self:collide(the.view.map)
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               -- handle Y collisions
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               for _, col in ipairs(self.collisions) do
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                  if self.velocity.y > 0 then
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                     self.onGround = true
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                  end
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                  col.other:displaceDir(self, 'y')
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                  self.velocity.y = 0
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                  self.jumping = false
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               end
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               -- text blob
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               if not self.text then
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                  self.text = Text:new{wordWrap = true, width = 50, tint = {0,0,0}}
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                  self.textfill = Fill:new{width = 54, border = {0,0,255}}
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                  --the.view:add(self.textfill)
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                  --the.view:add(self.text)
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               end
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               self.text.text = "Blah blah big text etc etc wrapping"
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               self.text:centerAround(self.x+16, self.y+16, 'horizontal')
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               _, texth = self.text:getSize()
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               self.text.y = self.y - texth - 4
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               self.textfill.x = self.text.x - 2
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               self.textfill.y = self.text.y - 2
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               self.textfill.height = texth + 4
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               Animation.update(self, elapsed)
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            end,
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   collide = function (self, ...)
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                self.collisions = {}
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                Animation.collide(self, ...)
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                -- I could return a true/false value here if I wanted to...
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             end,
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   onCollide = function (self, other, xOverlap, yOverlap)
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                  if other == the.view.map then return end
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                  table.insert(self.collisions, {other = other,
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                                                 xOverlap = xOverlap,
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                                                 yOverlap = yOverlap })
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               end
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}
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