property NSUUID : a reference to current application’s NSUUID
property NSColor : a reference to current application’s NSColor
property NSString : a reference to current application’s NSString
property NSImage : a reference to current application’s NSImage
property NSScreen : a reference to current application’s NSScreen
property NSBezierPath : a reference to current application’s NSBezierPath
property NSPNGFileType : a reference to current application’s NSPNGFileType
property NSBitmapImageRep : a reference to current application’s NSBitmapImageRep

set plotData to {20, 30, 100, 80, 150, 90}
set plotArea to {300, 200}

set innerGapL to 30
set innerGapU to 10
set innerGapR to 20
set innerGapD to 20
set barGap to 10

–パラメータから下地になる画像を作成する
set aSize to current application’s NSMakeSize(first item of plotArea, second item of plotArea)
set anImage to NSImage’s alloc()’s initWithSize:aSize

–各種パラメータの計算
copy plotArea to {plotWidth, plotHeight}
set itemNum to count every item of plotData
set barThickness to (plotWidth – (itemNum * barGap * 2)) div itemNum

–プロットデータの最大値
set anArray to current application’s NSArray’s arrayWithArray:plotData
set aYmax to (anArray’s valueForKeyPath:"@max.self")’s intValue()
set aMaxYVal to plotHeight – innerGapU – innerGapD
set aYPlotArea to plotHeight – innerGapU – innerGapD – 20
set aYUnit to aYPlotArea / aYmax

–数値データをもとに描画データを組み立てる
set drawList to {}

set startX to innerGapL
copy startX to origX

repeat with i in plotData
　　set the end of drawList to current application’s NSMakeRect(startX, innerGapD, barThickness, innerGapD + (i * aYUnit))
　　set startX to startX + barThickness + barGap
end repeat

–グラフ塗りつぶし処理呼び出し
set fillColor to (NSColor’s colorWithCalibratedRed:0.1 green:0.1 blue:0.1 alpha:0.3)
set resImage to drawImageWithColorFill(anImage, drawList, fillColor) of me

–数値データ（文字）をグラフィックに記入
set fillColor2 to NSColor’s blackColor()
set resImage to drawImageWithString(resImage, drawList, fillColor2, plotData, "HiraginoSans-W1", 16.0) of me

–補助線を引く
set fillColor3 to (NSColor’s colorWithCalibratedRed:0.0 green:0.0 blue:0.0 alpha:0.8)
set aVertical to current application’s NSMakeRect(origX, innerGapD, plotWidth – innerGapL – innerGapR, 1)
set aHorizontal to current application’s NSMakeRect(origX, innerGapD, 1, plotHeight – innerGapU – innerGapD)
set draw2List to {aVertical, aHorizontal}
set resImage to drawImageWithColorFill(resImage, draw2List, fillColor3) of me

–画像のファイル出力
set imgPath to POSIX path of (path to desktop folder)
set aUUIDstr to (NSUUID’s UUID()’s UUIDString()) as string
set aPath to ((NSString’s stringWithString:imgPath)’s stringByAppendingPathComponent:aUUIDstr)’s stringByAppendingPathExtension:"png"
set fRes to saveImageRepAtPathAsPNG(resImage, aPath) of me

–NSImageに対して文字を描画する
on drawImageWithString(anImage, drawList, fillColor, dataList, aPSFontName, aFontSize)
　　set retinaF to (NSScreen’s mainScreen()’s backingScaleFactor()) as real
　　–>　　2.0 (Retina) / 1.0 (Non Retina)
　　
　　set aDict to (current application’s NSDictionary’s dictionaryWithObjects:{current application’s NSFont’s fontWithName:aPSFontName |size|:aFontSize, fillColor} forKeys:{current application’s NSFontAttributeName, current application’s NSForegroundColorAttributeName})
　　
　　anImage’s lockFocus() –描画開始
　　
　　set aLen to length of drawList
　　repeat with i from 1 to aLen
　　　　set i1 to contents of item i of drawList
　　　　set origX to (x of origin of i1) / retinaF
　　　　set origY to (y of origin of i1) / retinaF
　　　　set sizeX to (width of |size| of i1) / retinaF
　　　　set sizeY to (height of |size| of i1) / retinaF
　　　　
　　　　set aString to (current application’s NSString’s stringWithString:((contents of item i of dataList) as string))
　　　　(aString’s drawAtPoint:(current application’s NSMakePoint(origX + (sizeX / 2), sizeY)) withAttributes:aDict)
　　end repeat
　　
　　anImage’s unlockFocus() –描画ここまで
　　
　　return anImage –returns NSImage
end drawImageWithString

–NSImageに対して矩形を塗りつぶす
on drawImageWithColorFill(anImage, drawList, fillColor)
　　set retinaF to (NSScreen’s mainScreen()’s backingScaleFactor()) as real
　　–>　　2.0 (Retina) / 1.0 (Non Retina)
　　
　　anImage’s lockFocus() –描画開始
　　
　　repeat with i in drawList
　　　　set origX to (x of origin of i) / retinaF
　　　　set origY to (y of origin of i) / retinaF
　　　　set sizeX to (width of |size| of i) / retinaF
　　　　set sizeY to (height of |size| of i) / retinaF
　　　　
　　　　set theRect to {{x:origX, y:origY}, {width:sizeX, height:sizeY}}
　　　　
　　　　set theNSBezierPath to NSBezierPath’s bezierPath
　　　　(theNSBezierPath’s appendBezierPathWithRect:theRect)
　　　　
　　　　fillColor’s |set|() –色設定
　　　　theNSBezierPath’s fill() –ぬりつぶし
　　　　
　　end repeat
　　
　　anImage’s unlockFocus() –描画ここまで
　　
　　return anImage –returns NSImage
end drawImageWithColorFill