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Viewing changes to zoetrope/init.lua

  • Committer: Josh C
  • Date: 2013-05-04 20:45:17 UTC
  • Revision ID: josh@9ix.org-20130504204517-1rfp92svud12kg42
zoetrope 1.4

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zoetrope/init.lua
 
1
-- copy references to existing globals so that
 
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-- debug.reload() will have a correct initial starting point.
 
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if DEBUG then
 
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        -- remember initial state
 
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        local _initialGlobals = {}
 
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        local _initialPackages = {}
 
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        for key, value in pairs(_G) do
 
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                _initialGlobals[key] = value
 
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        end
 
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        for key, value in pairs(package.loaded) do
 
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                -- it looks as though the type of a module
 
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                -- that is currently being loaded, but hasn't
 
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                -- completed is userdata
 
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                if type(value) ~= 'userdata' then
 
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                        _initialPackages[key] = value
 
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                end
 
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        end
 
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        debugger =
 
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        {
 
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                _initialGlobals = _initialGlobals,
 
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                _initialPackages = _initialPackages,
 
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                _originalErrhand = love.errhand,
 
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                _crashed = false
 
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        }
 
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        -- replace crash handler
 
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        -- we have to do this at this stage; there seems to be
 
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        -- some magic that happens to connect to this function
 
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        -- such that changing it later, even when creating the
 
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        -- initial view, doesn't work
 
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        love.errhand = function (message)
 
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                if debugger._crashed then
 
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                        debugger._originalErrhand(message)
 
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                        return
 
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                end
 
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                if the.console and the.keys then
 
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                        debugger._crashed = true
 
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                        print(string.rep('=', 40))
 
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                        print('\nCrash, ' .. message .. '\n')
 
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                        print(debug.traceback())
 
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                        print('\n' .. string.rep('=', 40) .. '\n')
 
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                        the.console:show()
 
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                        love.audio.stop()
 
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                        -- enter a mini event loop, just updating the
 
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                        -- console and keys
 
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                        local elapsed = 0
 
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                        while true do
 
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                                if love.event then
 
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                                        love.event.pump()
 
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                                        for e, a, b, c, d in love.event.poll() do
 
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                                                if e == 'quit' then
 
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                                                        if not love.quit or not love.quit() then return end
 
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                                                end
 
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                                                love.handlers[e](a, b, c, d)
 
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                                        end
 
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                                end
 
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                                if love.timer then
 
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                                        love.timer.step()
 
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                                        elapsed = love.timer.getDelta()
 
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                                end
 
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                                the.keys:startFrame(elapsed)
 
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                                the.console:startFrame(elapsed)
 
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                                the.keys:update(elapsed)
 
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                                the.console:update(elapsed)
 
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                                the.keys:endFrame(elapsed)
 
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                                the.console:endFrame(elapsed)
 
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                                if the.keys:pressed('escape') then
 
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                                        if not love.quit or not love.quit() then return end
 
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                                end
 
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                                if love.graphics then
 
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                                        love.graphics.clear()
 
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                                        if love.draw then
 
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                                                the.console:draw()
 
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                                        end
 
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                                end
 
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                                if love.timer then love.timer.sleep(0.02) end
 
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                                if love.graphics then love.graphics.present() end
 
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                        end
 
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                else
 
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                        debugger._originalErrhand(message)
 
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                end
 
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        end
 
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end
 
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-- Warn about accessing undefined globals in strict mode
 
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if STRICT then
 
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        setmetatable(_G, {
 
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                __index = function (table, key)
 
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                        local info = debug.getinfo(2, 'Sl')
 
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                        print('Warning: accessing undefined global ' .. key .. ', ' ..
 
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                                  info.short_src .. ' line ' .. info.currentline)
 
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                end
 
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        })
 
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end
 
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require 'zoetrope.core.class'
 
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require 'zoetrope.core.app'
 
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require 'zoetrope.core.cached'
 
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require 'zoetrope.core.collision'
 
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require 'zoetrope.core.globals'
 
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require 'zoetrope.core.sprite'
 
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require 'zoetrope.core.group'
 
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require 'zoetrope.core.promise'
 
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require 'zoetrope.core.timer'
 
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require 'zoetrope.core.tween'
 
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require 'zoetrope.core.view'
 
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require 'zoetrope.input.gamepad'
 
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require 'zoetrope.input.keys'
 
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require 'zoetrope.input.mouse'
 
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require 'zoetrope.sprites.animation'
 
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require 'zoetrope.sprites.emitter'
 
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require 'zoetrope.sprites.fill'
 
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require 'zoetrope.sprites.map'
 
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require 'zoetrope.sprites.text'
 
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require 'zoetrope.sprites.tile'
 
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require 'zoetrope.ui.button'
 
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require 'zoetrope.ui.cursor'
 
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require 'zoetrope.ui.textinput'
 
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require 'zoetrope.utils.debug'
 
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require 'zoetrope.utils.factory'
 
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require 'zoetrope.utils.recorder'
 
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require 'zoetrope.utils.storage'
 
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require 'zoetrope.utils.subview'
 
148
 
 
149
-- simple load function to bootstrap the app if love.load() hasn't already been defined;
 
150
-- defining it again after this works fine as well
 
151
 
 
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if not love.load then
 
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        love.load = function()
 
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                if the.app then
 
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                        -- if we only extended an app, instantiate it
 
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                        if not (the.app.view and the.app.meta) then the.app = the.app:new() end
 
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                        the.app:run()
 
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                end
 
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        end
 
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end