BBS in a Box 7/BBS in a Box - Macintosh - Volume VII (BBS in a Box) (January 1993).iso/Files/Bus/S/Stock HELPER®.cpt/Stock HELPERÆ V0.2/background_19480.txt

Text File | 1988-03-23 | 16KB | 672 lines

-- background: 19480 from stack: in.2
-- bmap block id: 20340
-- flags: 4000
-- background id: 0
-- name: Advance-Decline Chart
----- HyperTalk script -----
on openBackground
  push recent card
end openBackground

function frameheight
return 235
end frameheight

function framewidth
return 400
end framewidth

function framebottom
return 275
end framebottom

function frameleft
return 1
end frameleft

on NewCard
  global minBaseValue
  global lineCount,itemCount,highItem,lowItem
  put minBaseValue into field "Base Value"
  put 0 into lineCount
  put 0 into itemCount
  put 0 into highItem
  put 0 into lowItem
  repeat with i=1 to 3
    arrowDirection i
  end repeat
end NewCard

on putRange highItem,lowItem
  global lineCount
  get item highItem of line 1 of field "data"
  subtract item lowItem of line 1 of field "data" from it
  add field "Base Value" to it
  put it into highValue
  put it into lowValue
  put it into currentValue
  repeat with i=2 to lineCount
    get item highItem of line i of field "data"
    subtract item lowItem of line i of field "data" from it
    add it to currentValue
    if currentValue>highValue then
      put currentValue into highValue
    else
      if currentValue<lowValue then
        put currentValue into lowValue
      end if
    end if
  end repeat
  put highValue into field "High"
  put lowValue into field "Low"
  put currentValue into field "Close"
end putRange

on OpenCard
  global lineCount,itemCount,highItem,lowItem
  repeat with i=1 to 3
    arrowDirection i
  end repeat
  put the number of lines of field "Data" into lineCount
  put the number of items in line 1 of field "Data" into itemCount
  put 1 into highItem
  put 2 into lowItem
  if itemCount>1 then
    put 2 into highItem
    put 3 into lowItem
  end if
  if highItem>1 then
    put item 1 of last line of field "data" into field "Date of Last Update"
  else
    put empty into field "Date of Last Update"
  end if
  putRange highItem,lowItem
  SetforUpdate
end OpenCard

on AddDate startDate
  put startDate into newDate
  convert newDate to seconds
  put 7*24*3600 into aWeek -- seconds in a week
  put the number of lines of field "data" into lineCount
  repeat with i=1 to lineCount
    put newDate into currentdate
    convert currentdate to dateItems
    put character 3 to 4 of item 1 of currentDate into year
    put item 2 of currentDate into month
    if month<10 then
      put "0"&month into month
    end if
    put item 3 of currentDate into day
    if day<10 then
      put "0"&day into day
    end if
    get line i of field "data"
    put year&month&day&","&it into line i of field "data"
    add aWeek to newDate
  end repeat
end AddDate

on MovingAverage avg,avgNr,span
  global lineCount
  global upArrow,downArrow
  put "Average "&avgNr into avgField
  put "bkgnd button ""e&"direction "&avgNr"e into arrowButton
  put 0 into iconNr
  if lineCount>=span then
    put rounders(Avg,span) into field avgField
    if lineCount>=span+2 then
      put Avg into Avga
      put lineCount into endCount
      put lineCount-span into startCount
      subtract line endCount of field "Plot Values" from Avga
      add line startCount of field "Plot Values" to Avga
      put Avga into Avgb
      subtract 1 from endCount
      subtract 1 from startCount
      subtract line endCount of field "Plot Values" from Avgb
      add line startCount of field "Plot Values" to Avgb
      if Avg > Avga then
        if Avga>Avgb then
          put upArrow into iconNr
        end if
      else
        if Avg < Avga then
          if Avga < Avgb then
            put downArrow into iconNr
          end if
        end if
      end if
    end if -- lineCount>=span+2
  else
    put empty into field avgField
  end if -- lineCount>=span
  put iconNr into line avgNr of field "Directions"
  if iconNr=0 then
    hide arrowButton
  else
    set icon of arrowButton to iconNr
    show arrowButton
  end if
end MovingAverage




-- part 2 (field)
-- low flags: 00
-- high flags: 0002
-- rect: left=0 top=20 right=38 bottom=100
-- title width / last selected line: 0
-- icon id / first selected line: 0 / 0
-- text alignment: 0
-- font id: 2
-- text size: 12
-- style flags: 256
-- line height: 16
-- part name: Stock Symbol


-- part 3 (field)
-- low flags: 00
-- high flags: 0002
-- rect: left=99 top=20 right=38 bottom=413
-- title width / last selected line: 0
-- icon id / first selected line: 0 / 0
-- text alignment: 0
-- font id: 2
-- text size: 12
-- style flags: 256
-- line height: 16
-- part name: Stock Name


-- part 4 (field)
-- low flags: 00
-- high flags: 0002
-- rect: left=412 top=20 right=38 bottom=512
-- title width / last selected line: 0
-- icon id / first selected line: 0 / 0
-- text alignment: 0
-- font id: 2
-- text size: 12
-- style flags: 256
-- line height: 16
-- part name: Date of last update


-- part 5 (field)
-- low flags: 00
-- high flags: 0000
-- rect: left=412 top=37 right=55 bottom=512
-- title width / last selected line: 0
-- icon id / first selected line: 0 / 0
-- text alignment: 0
-- font id: 3
-- text size: 10
-- style flags: 256
-- line height: 13
-- part name: High


-- part 6 (field)
-- low flags: 00
-- high flags: 0000
-- rect: left=412 top=54 right=72 bottom=512
-- title width / last selected line: 0
-- icon id / first selected line: 0 / 0
-- text alignment: 0
-- font id: 3
-- text size: 10
-- style flags: 256
-- line height: 13
-- part name: Low


-- part 7 (field)
-- low flags: 00
-- high flags: 0000
-- rect: left=412 top=71 right=89 bottom=512
-- title width / last selected line: 0
-- icon id / first selected line: 0 / 0
-- text alignment: 0
-- font id: 3
-- text size: 10
-- style flags: 256
-- line height: 13
-- part name: Close


-- part 8 (field)
-- low flags: 00
-- high flags: 0000
-- rect: left=411 top=121 right=139 bottom=511
-- title width / last selected line: 0
-- icon id / first selected line: 0 / 0
-- text alignment: 0
-- font id: 3
-- text size: 10
-- style flags: 256
-- line height: 13
-- part name: Average 1


-- part 9 (field)
-- low flags: 00
-- high flags: 0000
-- rect: left=411 top=138 right=156 bottom=511
-- title width / last selected line: 0
-- icon id / first selected line: 0 / 0
-- text alignment: 0
-- font id: 3
-- text size: 10
-- style flags: 256
-- line height: 13
-- part name: Average 2


-- part 10 (field)
-- low flags: 00
-- high flags: 0000
-- rect: left=411 top=155 right=173 bottom=511
-- title width / last selected line: 0
-- icon id / first selected line: 0 / 0
-- text alignment: 0
-- font id: 3
-- text size: 10
-- style flags: 256
-- line height: 13
-- part name: Average 3


-- part 11 (field)
-- low flags: 00
-- high flags: 4007
-- rect: left=88 top=278 right=341 bottom=423
-- title width / last selected line: 0
-- icon id / first selected line: 0 / 0
-- text alignment: 0
-- font id: 3
-- text size: 12
-- style flags: 0
-- line height: 16
-- part name: Data
----- HyperTalk script -----
function checkItems
global itemCount,lineCount
put the number of items of line 1 of field "data" into itemCount
repeat with i=2 to lineCount
  if itemcount<>the number of items of line i of field "data" then
    put i-2 into scrolledLines
    if scrolledLines>0 then
      multiply scrolledLines by the textheight of field "Data"
      set the scroll of field "Data" to scrolledLines
    end if
    answer "Inconsistent line"
    return false
    exit checkItems
  end if
end repeat
return true
end checkItems

on updateBaseValue highItem,lowItem
  global maxDataPoints,minBaseValue,maxBaseValue,lineCount
  repeat while number of lines of field "data" > maxDataPoints
    get item highItem of line 1 of field "data"
    subtract item lowItem of line 1 of field "data" from it
    add it to field "Base Value"
    if field "Base Value" < 0 then
      put minBaseValue in field "Base Value"
    else
      if field "Base Value" > maxBaseValue then
        put maxBaseValue/2 in field "Base Value"
      end if
    end if
    delete line 1 of field "data"
  end repeat
  put the number of lines of field "data" into lineCount
end updateBaseValue

on CloseField
  global itemCount,lineCount
  put the number of lines of field "data" into lineCount
  if field "data" is empty then
    Clearfields
  else
    if field "data" is return then
      Clearfields
      put empty into field "data"
    else
      if checkItems() then
        updateBaseValue
        get number of items of last line of field "data"
        if it>2 then
          put item 1 of last line of field "data" into field "Date of Last Update"
        else
          put empty into field "Date of Last Update"
        end if
      else
        Clearfields
      end if
    end if
  end if
end CloseField


-- part 14 (button)
-- low flags: 00
-- high flags: 0000
-- rect: left=67 top=317 right=336 bottom=87
-- title width / last selected line: 0
-- icon id / first selected line: 1014 / 1014
-- text alignment: 1
-- font id: 0
-- text size: 12
-- style flags: 0
-- line height: 16
-- part name: Prev
----- HyperTalk script -----
on mouseUp
  global firstChart
  visual effect wipe left
  if the number of this card > firstChart then
    go to previous card
  else
    go card "Title Card"
  end if
end mouseUp


-- part 15 (button)
-- low flags: 00
-- high flags: 0000
-- rect: left=5 top=319 right=338 bottom=25
-- title width / last selected line: 0
-- icon id / first selected line: 21700 / 21700
-- text alignment: 1
-- font id: 0
-- text size: 12
-- style flags: 0
-- line height: 16
-- part name: Home
----- HyperTalk script -----
on mouseUp
  visual effect iris close
  go home
end mouseUp




-- part 16 (button)
-- low flags: 00
-- high flags: A001
-- rect: left=448 top=278 right=325 bottom=485
-- title width / last selected line: 0
-- icon id / first selected line: 12074 / 12074
-- text alignment: 1
-- font id: 0
-- text size: 12
-- style flags: 0
-- line height: 16
-- part name: Plot
----- HyperTalk script -----
on mouseUp
  global lineCount,span1,span2,span3
  put the userLevel into saveLevel
  if the userLevel < 3 then set userLevel to 3 -- "Painting"
  clearScreen
  set the cursor to 4 -- Set watch cursor
  reset paint
  choose line tool
  set lineSize to 1
  set pattern to 14
  set filled to true
  put frameleft()+3 into horiz
  put the number of lines in field "Data" into lineCount
  put the number of items in line 1 of field "Data" into itemCount
  put 1 into highItem
  put 2 into lowItem
  if itemCount>2 then
    put 2 into highItem
    put 3 into lowItem
  end if
  if highItem>1 then
    put item 1 of last line of field "data" into field "Date of Last Update"
  else
    put empty into field "Date of Last Update"
  end if
  putRange highItem,lowItem
  put field "High" into maxValue
  put 6 into horizStep
  put round(horizStep * 3/4) into width
  put field "Base Value" into currentValue
  repeat with i = 1 to lineCount
    add item highItem of line i of field "data" to currentValue
    subtract item lowItem of line i of field "data" from currentValue
    put round(frameheight() * currentValue / maxValue) into height
    drag from horiz,framebottom()-height to horiz,framebottom()-height+width
    put round(height-width/2) into height
    drag from horiz,framebottom()-height to horiz+2,framebottom()-height
    put currentvalue into line i of field "Plot Values"
    add horizStep to horiz
  end repeat
  put 0 into Sum1
  if lineCount>span1 then
    repeat with i=lineCount-span1+1 to lineCount
      add line i of field "Plot Values" to Sum1
    end repeat
  end if
  if lineCount>span2 then
    put Sum1 into Sum2
    repeat with i=lineCount-span2+1 to lineCount-span1
      add line i of field "Plot Values" to Sum2
    end repeat
  else
    put 0 into Sum2
  end if
  if lineCount>span3 then
    put Sum2 into Sum3
    repeat with i=lineCount-span3+1 to lineCount-span2
      add line i of field "Plot Values" to Sum3
    end repeat
  else
    put 0 into Sum3
  end if
  movingAverage sum1,1,span1
  movingAverage sum2,2,span2
  movingAverage sum3,3,span3
  reset paint
  put empty into field "Plot Values"  -- need values only temporarily
  choose browse tool
  set userLevel to saveLevel
end mouseUp




-- part 17 (button)
-- low flags: 00
-- high flags: 0000
-- rect: left=423 top=319 right=338 bottom=443
-- title width / last selected line: 0
-- icon id / first selected line: 1013 / 1013
-- text alignment: 1
-- font id: 0
-- text size: 12
-- style flags: 0
-- line height: 16
-- part name: Next
----- HyperTalk script -----
on mouseUp
  global firstChart
  visual effect wipe right
  if the number of this card < the number of cards then
    go to next card
  else
    go card "Title Card"
  end if
end mouseUp


-- part 18 (field)
-- low flags: 80
-- high flags: 0000
-- rect: left=344 top=295 right=313 bottom=474
-- title width / last selected line: 0
-- icon id / first selected line: 0 / 0
-- text alignment: 0
-- font id: 3
-- text size: 12
-- style flags: 0
-- line height: 16
-- part name: Base Value


-- part 19 (button)
-- low flags: 00
-- high flags: 0000
-- rect: left=497 top=121 right=137 bottom=511
-- title width / last selected line: 0
-- icon id / first selected line: 16692 / 16692
-- text alignment: 1
-- font id: 0
-- text size: 12
-- style flags: 0
-- line height: 16
-- part name: direction 1
----- HyperTalk script -----
on mouseUp
  get icon of bkgnd button "direction 1"
  if it≠16692 then
    put 16692 into it
  else
    put 3584 into it
  end if
  set icon of bkgnd button "direction 1" to it
end mouseUp



-- part 20 (button)
-- low flags: 00
-- high flags: 0000
-- rect: left=497 top=138 right=154 bottom=511
-- title width / last selected line: 0
-- icon id / first selected line: 16692 / 16692
-- text alignment: 1
-- font id: 0
-- text size: 12
-- style flags: 0
-- line height: 16
-- part name: direction 2
----- HyperTalk script -----
on mouseUp
  get icon of bkgnd button "direction 2"
  if it≠16692 then
    put 16692 into it
  else
    put 3584 into it
  end if
  set icon of bkgnd button "direction 2" to it
end mouseUp



-- part 21 (button)
-- low flags: 80
-- high flags: 0000
-- rect: left=497 top=155 right=171 bottom=511
-- title width / last selected line: 0
-- icon id / first selected line: 3584 / 3584
-- text alignment: 1
-- font id: 0
-- text size: 12
-- style flags: 0
-- line height: 16
-- part name: direction 3
----- HyperTalk script -----
on mouseUp
  get icon of bkgnd button "direction 3"
  if it≠16692 then
    put 16692 into it
  else
    put 3584 into it
  end if
  set icon of bkgnd button "direction 3" to it
end mouseUp



-- part 22 (field)
-- low flags: 81
-- high flags: 0000
-- rect: left=156 top=120 right=139 bottom=304
-- title width / last selected line: 0
-- icon id / first selected line: 0 / 0
-- text alignment: 0
-- font id: 3
-- text size: 12
-- style flags: 0
-- line height: 16
-- part name: Directions


-- part 23 (field)
-- low flags: 80
-- high flags: 0000
-- rect: left=156 top=120 right=205 bottom=356
-- title width / last selected line: 0
-- icon id / first selected line: 0 / 0
-- text alignment: 0
-- font id: 3
-- text size: 12
-- style flags: 0
-- line height: 16
-- part name: Plot Values


-- part 24 (button)
-- low flags: 00
-- high flags: 2000
-- rect: left=492 top=319 right=338 bottom=510
-- title width / last selected line: 0
-- icon id / first selected line: 1012 / 1012
-- text alignment: 1
-- font id: 0
-- text size: 12
-- style flags: 0
-- line height: 16
-- part name: To Title Card
----- HyperTalk script -----
on mouseUp
  go to card "Title Card"
end mouseUp



-- part 25 (button)
-- low flags: 00
-- high flags: 8000
-- rect: left=28 top=278 right=322 bottom=60
-- title width / last selected line: 65535
-- icon id / first selected line: -6047 / 59489
-- text alignment: 1
-- font id: 0
-- text size: 12
-- style flags: 0
-- line height: 16
-- part name: Import
----- HyperTalk script -----
on mouseUp
  ask "File Name" with "Interchange:"
  put it into fileName
  open file fileName
  read from file fileName for 32000
  put it into field "data"
  close file fileName
  send closeField to field "data"
end mouseUp