class Text

    attr_reader :width, :height, :data
    
    def initialize(w, font_name, font_size, align, text)
        rect = NSMakeRect(0, 0, w, 128)
        view = NSTextView.alloc.initWithFrame(rect)
        
        view.textContainer.setWidthTracksTextView(true)
        view.textContainer.setHeightTracksTextView(true)
        
        view.setBackgroundColor(NSColor.clearColor)
        view.setTypingAttributes({
            NSForegroundColorAttributeName => NSColor.whiteColor
        })
        view.setFont(NSFont.fontWithName_size(font_name, font_size))
        case align
        when :left then
            view.setAlignment(NSLeftTextAlignment)
        when :right then
            view.setAlignment(NSRightTextAlignment)
        when :center then
            view.setAlignment(NSCenterTextAlignment)
        end
        view.setString(NSString.stringWithUTF8String(text))
        view.setMinSize(NSMakeSize(w, 1))
        view.sizeToFit()
        
        size = view.bounds.size
        @width = size.width
        @height = size.height
        @data = render_bitmap_in_cgcontext(@width, @height) do |context|
            nscontext = GraphicsContextFromCGContext(context, false)
            view.displayRectIgnoringOpacity_inContext(view.bounds, nscontext)
        end
    end

end