Capture via ScreenCaptureKit, multi-display crop fix, app icon generation

2026-08-10 22:20:53 +08:00
parent c64c7296e2
commit 9555ec7952
5 changed files with 167 additions and 26 deletions
@@ -0,0 +1,50 @@
+import AppKit
+
+let size = NSSize(width: 1024, height: 1024)
+guard let rep = NSBitmapImageRep(
+    bitmapDataPlanes: nil, pixelsWide: 1024, pixelsHigh: 1024,
+    bitsPerSample: 8, samplesPerPixel: 4, hasAlpha: true, isPlanar: false,
+    colorSpaceName: .deviceRGB, bytesPerRow: 0, bitsPerPixel: 0
+) else { exit(1) }
+
+NSGraphicsContext.saveGraphicsState()
+NSGraphicsContext.current = NSGraphicsContext(bitmapImageRep: rep)
+NSGraphicsContext.current?.imageInterpolation = .high
+
+let gradient = NSGradient(colors: [
+    NSColor(calibratedRed: 0.20, green: 0.42, blue: 0.95, alpha: 1),
+    NSColor(calibratedRed: 0.10, green: 0.20, blue: 0.60, alpha: 1),
+])!
+gradient.draw(in: NSRect(origin: .zero, size: size), angle: -45)
+
+let canvas = NSRect(origin: .zero, size: size)
+
+NSColor.white.withAlphaComponent(0.92).setStroke()
+let border = NSBezierPath(roundedRect: canvas.insetBy(dx: 64, dy: 64), xRadius: 64, yRadius: 64)
+border.lineWidth = 28
+border.stroke()
+
+let glyphColor = NSColor.white
+let attrs: [NSAttributedString.Key: Any] = [
+    .font: NSFont.systemFont(ofSize: 520, weight: .semibold),
+    .foregroundColor: glyphColor,
+]
+let glyph = "Aa"
+let glyphSize = glyph.size(withAttributes: attrs)
+glyph.draw(
+    at: NSPoint(
+        x: (1024 - glyphSize.width) / 2,
+        y: (1024 - glyphSize.height) / 2 - 40
+    ),
+    withAttributes: attrs
+)
+
+NSGraphicsContext.restoreGraphicsState()
+
+guard let data = rep.representation(using: .png, properties: [:]) else { exit(1) }
+if CommandLine.arguments.count < 2 { exit(1) }
+do {
+    try data.write(to: URL(fileURLWithPath: CommandLine.arguments[1]))
+} catch {
+    exit(1)
+}
@@ -0,0 +1,21 @@
+#!/bin/bash
+set -euo pipefail
+
+cd "$(dirname "$0")/.."
+
+TMP=$(mktemp -d)
+trap 'rm -rf "$TMP"' EXIT
+
+swift scripts/gen-icon.swift "$TMP/icon-1024.png"
+
+mkdir -p "$TMP/Icon.iconset"
+for s in 16 32 128 256 512; do
+    d=$((s * 2))
+    sips -z "$s" "$s" "$TMP/icon-1024.png" --out "$TMP/Icon.iconset/icon_${s}x${s}.png" >/dev/null
+    sips -z "$d" "$d" "$TMP/icon-1024.png" --out "$TMP/Icon.iconset/icon_${s}x${s}@2x.png" >/dev/null
+done
+
+iconutil -c icns "$TMP/Icon.iconset" -o "$TMP/Icon.icns"
+mkdir -p Kapture.app/Contents/Resources
+cp "$TMP/Icon.icns" Kapture.app/Contents/Resources/Icon.icns
+echo "Generated Kapture.app/Contents/Resources/Icon.icns"