CharacterMove.lua

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--
-- main.lua
--
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-- Character move

local dPad = display.newImage( "./assets/sprites/d-pad.png" )
dPad.x = 150
dPad.y = display.contentHeight - 80
dPad.id = "d-pad"

local upArrow = display.newImage( "./assets/sprites/upArrow.png" )
upArrow.x = 150
upArrow.y = display.contentHeight - 190
upArrow.id = "up arrow"

local theCharacter = display.newImage( "./assets/sprites/Idle.png" )
theCharacter.x = display.contentCenterX
theCharacter.y = display.contentCenterY
theCharacter.id = "the character"
 
function upArrow:touch( event )
    if ( event.phase == "ended" ) then
        -- move the character up
        transition.moveBy( theCharacter, { 
        	x = 0, -- move 0 in the x direction 
        	y = -50, -- move up 50 pixels
        	time = 100 -- move in a 1/10 of a second
        	} )
    end

    return true
end

upArrow:addEventListener( "touch", upArrow )