RoundedProgressView

A simple rounded progress view for OS X.

Customizable properties:

/// The current progress shown by the receiver.
@property (nonatomic, assign) CGFloat progress;

/// The line width of the receiver progress bar, defaults to 3.0f.
@property (nonatomic, assign) CGFloat progressLineWidth;

/// The progress line color, defaults to light gray.
@property (nonatomic, strong) NSColor *progressLineColor;

/// The line width of the receiver background bar, defaults to 6.0f.
@property (nonatomic, assign) CGFloat backgroundLineWidth;

/// The background line color, defaults to dark gray.
@property (nonatomic, strong) NSColor *backgroundLineColor;

/// Specifies the basic duration of the animation, in seconds, defaults to 0.4.
@property (nonatomic, assign) CFTimeInterval duration;