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Update Gutter Drawing Code #234

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merged 2 commits into from
Feb 29, 2024
Merged

Update Gutter Drawing Code #234

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f0adb3a
Update Gutter Drawing Code
thecoolwinter Feb 24, 2024
214989f
Merge branch 'CodeEditApp:main' into fix/gutter-drawing
thecoolwinter Feb 29, 2024
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19 changes: 13 additions & 6 deletions Sources/CodeEditSourceEditor/Gutter/GutterView.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,7 @@

import AppKit
import CodeEditTextView
import CodeEditTextViewObjC

public protocol GutterViewDelegate: AnyObject {
func gutterViewWidthDidUpdate(newWidth: CGFloat)
Expand Down Expand Up @@ -55,10 +56,6 @@ public class GutterView: NSView {
true
}

override public var wantsDefaultClipping: Bool {
false
}

public init(
font: NSFont,
textColor: NSColor,
Expand All @@ -71,11 +68,11 @@ public class GutterView: NSView {
self.delegate = delegate

super.init(frame: .zero)
clipsToBounds = false
clipsToBounds = true
wantsLayer = true
layerContentsRedrawPolicy = .onSetNeedsDisplay
translatesAutoresizingMaskIntoConstraints = false
layer?.masksToBounds = false
layer?.masksToBounds = true

NotificationCenter.default.addObserver(
forName: TextSelectionManager.selectionChangedNotification,
Expand Down Expand Up @@ -165,6 +162,16 @@ public class GutterView: NSView {
}

context.saveGState()

context.setAllowsAntialiasing(true)
context.setShouldAntialias(true)
context.setAllowsFontSmoothing(false)
context.setAllowsFontSubpixelPositioning(true)
context.setShouldSubpixelPositionFonts(true)
context.setAllowsFontSubpixelQuantization(true)
context.setShouldSubpixelQuantizeFonts(true)
ContextSetHiddenSmoothingStyle(context, 16)

context.textMatrix = CGAffineTransform(scaleX: 1, y: -1)
for linePosition in textView.layoutManager.visibleLines() {
if selectionRangeMap.intersects(integersIn: linePosition.range) {
Expand Down
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