通用版本

release/UNIVERSAL_SpineViewer/node_modules/@napi-rs/canvas/js-binding.js

@@ -0,0 +1,269 @@
+const { existsSync, readFileSync } = require('fs')
+const { join } = require('path')
+
+const { platform, arch } = process
+
+let nativeBinding = null
+let localFileExisted = false
+let loadError = null
+
+function isMusl() {
+  // For Node 10
+  if (!process.report || typeof process.report.getReport !== 'function') {
+    try {
+      return readFileSync('/usr/bin/ldd', 'utf8').includes('musl')
+    } catch (e) {
+      return true
+    }
+  } else {
+    const { glibcVersionRuntime } = process.report.getReport().header
+    return !glibcVersionRuntime
+  }
+}
+
+switch (platform) {
+  case 'android':
+    switch (arch) {
+      case 'arm64':
+        localFileExisted = existsSync(join(__dirname, 'skia.android-arm64.node'))
+        try {
+          if (localFileExisted) {
+            nativeBinding = require('./skia.android-arm64.node')
+          } else {
+            nativeBinding = require('@napi-rs/canvas-android-arm64')
+          }
+        } catch (e) {
+          loadError = e
+        }
+        break
+      case 'arm':
+        localFileExisted = existsSync(join(__dirname, 'skia.android-arm-eabi.node'))
+        try {
+          if (localFileExisted) {
+            nativeBinding = require('./skia.android-arm-eabi.node')
+          } else {
+            nativeBinding = require('@napi-rs/canvas-android-arm-eabi')
+          }
+        } catch (e) {
+          loadError = e
+        }
+        break
+      default:
+        throw new Error(`Unsupported architecture on Android ${arch}`)
+    }
+    break
+  case 'win32':
+    switch (arch) {
+      case 'x64':
+        localFileExisted = existsSync(join(__dirname, 'skia.win32-x64-msvc.node'))
+        try {
+          if (localFileExisted) {
+            nativeBinding = require('./skia.win32-x64-msvc.node')
+          } else {
+            nativeBinding = require('@napi-rs/canvas-win32-x64-msvc')
+          }
+        } catch (e) {
+          loadError = e
+        }
+        break
+      case 'ia32':
+        localFileExisted = existsSync(join(__dirname, 'skia.win32-ia32-msvc.node'))
+        try {
+          if (localFileExisted) {
+            nativeBinding = require('./skia.win32-ia32-msvc.node')
+          } else {
+            nativeBinding = require('@napi-rs/canvas-win32-ia32-msvc')
+          }
+        } catch (e) {
+          loadError = e
+        }
+        break
+      case 'arm64':
+        localFileExisted = existsSync(join(__dirname, 'skia.win32-arm64-msvc.node'))
+        try {
+          if (localFileExisted) {
+            nativeBinding = require('./skia.win32-arm64-msvc.node')
+          } else {
+            nativeBinding = require('@napi-rs/canvas-win32-arm64-msvc')
+          }
+        } catch (e) {
+          loadError = e
+        }
+        break
+      default:
+        throw new Error(`Unsupported architecture on Windows: ${arch}`)
+    }
+    break
+  case 'darwin':
+    switch (arch) {
+      case 'x64':
+        localFileExisted = existsSync(join(__dirname, 'skia.darwin-x64.node'))
+        try {
+          if (localFileExisted) {
+            nativeBinding = require('./skia.darwin-x64.node')
+          } else {
+            nativeBinding = require('@napi-rs/canvas-darwin-x64')
+          }
+        } catch (e) {
+          loadError = e
+        }
+        break
+      case 'arm64':
+        localFileExisted = existsSync(join(__dirname, 'skia.darwin-arm64.node'))
+        try {
+          if (localFileExisted) {
+            nativeBinding = require('./skia.darwin-arm64.node')
+          } else {
+            nativeBinding = require('@napi-rs/canvas-darwin-arm64')
+          }
+        } catch (e) {
+          loadError = e
+        }
+        break
+      default:
+        throw new Error(`Unsupported architecture on macOS: ${arch}`)
+    }
+    break
+  case 'freebsd':
+    if (arch !== 'x64') {
+      throw new Error(`Unsupported architecture on FreeBSD: ${arch}`)
+    }
+    localFileExisted = existsSync(join(__dirname, 'skia.freebsd-x64.node'))
+    try {
+      if (localFileExisted) {
+        nativeBinding = require('./skia.freebsd-x64.node')
+      } else {
+        nativeBinding = require('@napi-rs/canvas-freebsd-x64')
+      }
+    } catch (e) {
+      loadError = e
+    }
+    break
+  case 'linux':
+    switch (arch) {
+      case 'x64':
+        if (isMusl()) {
+          localFileExisted = existsSync(join(__dirname, 'skia.linux-x64-musl.node'))
+          try {
+            if (localFileExisted) {
+              nativeBinding = require('./skia.linux-x64-musl.node')
+            } else {
+              nativeBinding = require('@napi-rs/canvas-linux-x64-musl')
+            }
+          } catch (e) {
+            loadError = e
+          }
+        } else {
+          localFileExisted = existsSync(join(__dirname, 'skia.linux-x64-gnu.node'))
+          try {
+            if (localFileExisted) {
+              nativeBinding = require('./skia.linux-x64-gnu.node')
+            } else {
+              nativeBinding = require('@napi-rs/canvas-linux-x64-gnu')
+            }
+          } catch (e) {
+            loadError = e
+          }
+        }
+        break
+      case 'arm64':
+        if (isMusl()) {
+          localFileExisted = existsSync(join(__dirname, 'skia.linux-arm64-musl.node'))
+          try {
+            if (localFileExisted) {
+              nativeBinding = require('./skia.linux-arm64-musl.node')
+            } else {
+              nativeBinding = require('@napi-rs/canvas-linux-arm64-musl')
+            }
+          } catch (e) {
+            loadError = e
+          }
+        } else {
+          localFileExisted = existsSync(join(__dirname, 'skia.linux-arm64-gnu.node'))
+          try {
+            if (localFileExisted) {
+              nativeBinding = require('./skia.linux-arm64-gnu.node')
+            } else {
+              nativeBinding = require('@napi-rs/canvas-linux-arm64-gnu')
+            }
+          } catch (e) {
+            loadError = e
+          }
+        }
+        break
+      case 'arm':
+        localFileExisted = existsSync(join(__dirname, 'skia.linux-arm-gnueabihf.node'))
+        try {
+          if (localFileExisted) {
+            nativeBinding = require('./skia.linux-arm-gnueabihf.node')
+          } else {
+            nativeBinding = require('@napi-rs/canvas-linux-arm-gnueabihf')
+          }
+        } catch (e) {
+          loadError = e
+        }
+        break
+      case 'riscv64':
+        localFileExisted = existsSync(join(__dirname, 'skia.linux-riscv64-gnu.node'))
+        try {
+          if (localFileExisted) {
+            nativeBinding = require('./skia.linux-riscv64-gnu.node')
+          } else {
+            nativeBinding = require('@napi-rs/canvas-linux-riscv64-gnu')
+          }
+        } catch (e) {
+          loadError = e
+        }
+        break
+      default:
+        throw new Error(`Unsupported architecture on Linux: ${arch}`)
+    }
+    break
+  default:
+    throw new Error(`Unsupported OS: ${platform}, architecture: ${arch}`)
+}
+
+if (!nativeBinding) {
+  if (loadError) {
+    throw loadError
+  }
+  throw new Error(`Failed to load native binding`)
+}
+
+const {
+  ChromaSubsampling,
+  SvgExportFlag,
+  CanvasRenderingContext2D,
+  CanvasGradient,
+  ImageData,
+  Image,
+  PathOp,
+  FillType,
+  StrokeCap,
+  StrokeJoin,
+  Path,
+  CanvasPattern,
+  convertSVGTextToPath,
+  CanvasElement,
+  SVGCanvas,
+  clearAllCache,
+  GlobalFonts,
+} = nativeBinding
+
+module.exports.ChromaSubsampling = ChromaSubsampling
+module.exports.SvgExportFlag = SvgExportFlag
+module.exports.CanvasRenderingContext2D = CanvasRenderingContext2D
+module.exports.CanvasGradient = CanvasGradient
+module.exports.ImageData = ImageData
+module.exports.Image = Image
+module.exports.PathOp = PathOp
+module.exports.FillType = FillType
+module.exports.StrokeCap = StrokeCap
+module.exports.StrokeJoin = StrokeJoin
+module.exports.Path = Path
+module.exports.CanvasPattern = CanvasPattern
+module.exports.convertSVGTextToPath = convertSVGTextToPath
+module.exports.CanvasElement = CanvasElement
+module.exports.SVGCanvas = SVGCanvas
+module.exports.clearAllCache = clearAllCache
+module.exports.GlobalFonts = GlobalFonts