Scrolling example

[leon26leon26]

Just a simple scrolling example, here a scoreboard.

---

function round(num, idp)
  local mult = 10^(idp or 0)
  return math.floor(num * mult + 0.5) / mult
end
scoreboard={
  {score=2900,name="leon26leon26"},
  {score=2800,name="leon26leon26"},
  {score=2700,name="leon26leon26"},
  {score=2600,name="leon26leon26"},
  {score=2500,name="leon26leon26"},
  {score=2400,name="leon26leon26"},
  {score=2300,name="leon26leon26"},
  {score=2200,name="leon26leon26"},
  {score=2100,name="leon26leon26"},
  {score=2000,name="leon26leon26"},
  {score=1900,name="leon26leon26"},
  {score=1800,name="leon26leon26"},
  {score=1700,name="leon26leon26"},
  {score=1600,name="leon26leon26"},
  {score=1500,name="leon26leon26"},
  {score=1400,name="leon26leon26"},
  {score=1300,name="leon26leon26"},
  {score=1200,name="leon26leon26"},
  {score=1100,name="leon26leon26"},
  {score=1000,name="leon26leon26"},
}
TouchMoved={0,0,0,0,0}
function TB(x,y)
  touchbegan=y
  origoffset=offset
  speed=0
end
function TM(x,y)
  table.insert(TouchMoved,y)
  table.remove(TouchMoved,1)
  touchmoved=y
  offset=origoffset+touchmoved-touchbegan
  if offset>0 then offset=0 end
end
function TE(x,y)
  touchended=y
  speed=(touchended-touchmoved+TouchMoved[5]-TouchMoved[4]+TouchMoved[4]-TouchMoved[3]+TouchMoved[3]-TouchMoved[2]+TouchMoved[2]-TouchMoved[1])/5
end

draw.tracktouches(TB,TM,TE)


function hiscores()
  if offset>0 then
     offset=0
     speed=0
  elseif offset<-910 then
     offset=-910
     speed=0
  end
  if speed>0 then
     if speed<0.5 then speed=0 end
     if speed>0.5 then
        speed=speed-0.4
     end
  elseif speed<0 then
     if speed>-0.5 then speed=0 end
     if speed<-0.5 then
        speed=speed+0.4
     end
  end
  offset=offset+speed
  for i=1,#scoreboard do
     draw.fillroundedrect(20,i*75+offset,355,i*75+70+offset,10,draw.darkgray)
     draw.fillroundedrect(20,i*75+offset,95,i*75+70+offset,10,draw.gray)
     draw.setlinestyle(2,"round")
     draw.roundedrect(20,i*75+offset,355,i*75+70+offset,10,draw.black)
     draw.setfont("Helvetica",60)
     draw.string(i,(75-draw.stringsize(i))/2+20,i*75+offset,draw.black)
     draw.setfont("Menlo",40)
     draw.string(scoreboard[i].score,100,i*75+offset+5,draw.black)
     draw.setfont("Menlo",20)
     draw.string(scoreboard[i].name,105,i*75+offset+45,draw.black)
  end
end
offset=0
speed=0
draw.setscreen(2)
draw.settitle("Highscores")
active=true
while active do
  sleep(1)
  draw.beginframe()
  draw.clear(draw.gray)
  hiscores()
  draw.endframe()
  draw.doevents()
  print(speed)
end