37 lines
757 B
Swift
37 lines
757 B
Swift
//
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// GraphicsImageRenderer.swift
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// LifeGameApp (macOS)
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//
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// Created by Yusuke Hosonuma on 2020/08/13.
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//
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#if os(macOS)
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import AppKit
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#else
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import UIKit
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#endif
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final class GraphicsImageRenderer {
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let size: CGSize
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init(size: CGSize) {
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self.size = size
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}
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#if os(macOS)
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func image(actions: (CGContext) -> ()) -> NSImage {
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let image = NSImage(size: size)
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image.lockFocusFlipped(true)
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actions(NSGraphicsContext.current!.cgContext)
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image.unlockFocus()
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return image
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}
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#else
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func image(actions: @escaping (CGContext) -> ()) -> UIImage {
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UIGraphicsImageRenderer(size: size).image { context in
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actions(context.cgContext)
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}
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}
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#endif
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}
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