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Viewing changes to zoetrope/debug/locals.lua

  • Committer: Josh C
  • Date: 2013-08-25 00:16:36 UTC
  • Revision ID: josh@9ix.org-20130825001636-xoivc9byo1mdx0fu
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zoetrope/debug/locals.lua
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DebugLocals = DebugInstrument:extend
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{
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        visible = false,
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        width = 'narrow',
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        onNew = function (self)
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                self.title.text = 'Locals'
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                self.names = self:add(Text:new{ font = self.font })
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                self.values = self:add(Text:new{ font = self.font })
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                self.lineHeight = self.names._fontObj:getHeight()
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                debugger.showLocals = function (level) self:showLocals(level) end
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                debugger.hideLocals = function (level) self.visible = false end
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        end,
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        -- Method: showLocals
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        -- Makes the instrument visible and shows all locals at a stack level.
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        -- To hide this instrument, just set its visible property to false.
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        --
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        -- Arguments:
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        --              level - level to show
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        --
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        -- Returns:
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        --              nothing
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        showLocals = function (self, level)
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                self.visible = true
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                self.contentHeight = 2 * self.spacing
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                self.names.text = ''
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                self.values.text = ''
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                local i = 1
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                while true do
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                        local name, value = debug.getlocal(level, i)
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                        if not name then break end
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                        -- skip variables named (*temporary*)
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                        if not string.match(name, '^%(') then
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                                self.names.text = self.names.text .. name .. '\n'
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                                self.values.text = self.values.text .. tostring(value) .. '\n'
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                                self.contentHeight = self.contentHeight + self.lineHeight
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                        end
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                        i = i + 1
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                end
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        end,
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        onResize = function (self, x, y, width, height)
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                self.names.y, self.values.y = y + self.spacing, y + self.spacing
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                self.names.height, self.values.height = height, height
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                self.names.x = x + self.spacing
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                self.names.width = width * 0.3 - self.spacing * 2
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                self.values.x = self.names.x + self.names.width + self.spacing
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                self.values.width = width * 0.7
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        end
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}