You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
59 lines
2.3 KiB
59 lines
2.3 KiB
// Copyright © 2015 Abhishek Banthia |
|
|
|
import Cocoa |
|
|
|
struct BackgroundPanelConstants { |
|
static let kArrowHeight: CGFloat = 4 |
|
static let kCornerRadius: CGFloat = 8 |
|
static let kBorderWidth: CGFloat = 1 |
|
} |
|
|
|
class BackgroundPanelView: NSView { |
|
private var arrowX: CGFloat = -1 |
|
private var trackingArea: NSTrackingArea? |
|
|
|
override func draw(_ dirtyRect: NSRect) { |
|
super.draw(dirtyRect) |
|
|
|
NSColor.clear.set() |
|
bounds.fill(using: .copy) |
|
|
|
var rect = bounds.insetBy(dx: 1, dy: 0) |
|
rect.origin.y = BackgroundPanelConstants.kBorderWidth |
|
rect.size.height -= (BackgroundPanelConstants.kArrowHeight + (2 * BackgroundPanelConstants.kBorderWidth)) |
|
|
|
let rectPath = NSBezierPath(roundedRect: rect, |
|
xRadius: BackgroundPanelConstants.kCornerRadius, |
|
yRadius: BackgroundPanelConstants.kCornerRadius) |
|
|
|
// Append the arrow to the body if its right ege is inside |
|
// the right edge of the body (taking into account the corner |
|
// radius). |
|
|
|
let curveOffset: CGFloat = 5 |
|
let arrowMidX = frame.midX |
|
let arrowRightEdge = arrowMidX + curveOffset + BackgroundPanelConstants.kArrowHeight |
|
let bodyRightEdge = rect.maxX - BackgroundPanelConstants.kCornerRadius |
|
|
|
if arrowRightEdge < bodyRightEdge { |
|
let arrowPath = NSBezierPath() |
|
let xOrdinate = arrowMidX - BackgroundPanelConstants.kArrowHeight - curveOffset |
|
let yOrdinate = frame.height - BackgroundPanelConstants.kArrowHeight - BackgroundPanelConstants.kBorderWidth |
|
arrowPath.move(to: NSPoint(x: xOrdinate, y: yOrdinate)) |
|
arrowPath.relativeCurve(to: NSPoint(x: BackgroundPanelConstants.kArrowHeight + curveOffset, |
|
y: BackgroundPanelConstants.kBorderWidth), |
|
controlPoint1: NSPoint(x: curveOffset, y: 0), |
|
controlPoint2: NSPoint(x: BackgroundPanelConstants.kArrowHeight, y: BackgroundPanelConstants.kArrowHeight)) |
|
} |
|
|
|
Themer.shared().mainBackgroundColor().setFill() |
|
|
|
rectPath.lineWidth = 2 * BackgroundPanelConstants.kBorderWidth |
|
rectPath.stroke() |
|
rectPath.fill() |
|
} |
|
|
|
override var allowsVibrancy: Bool { |
|
return true |
|
} |
|
}
|
|
|