[新增]wxmlToCanvas

miniprogram_npm/wxml-to-canvas/utils.js

@@ -0,0 +1,57 @@
+const hex = (color) => {
+  let result = null
+
+  if (/^#/.test(color) && (color.length === 7 || color.length === 9)) {
+    return color
+    // eslint-disable-next-line no-cond-assign
+  } else if ((result = /^(rgb|rgba)\((.+)\)/.exec(color)) !== null) {
+    return '#' + result[2].split(',').map((part, index) => {
+      part = part.trim()
+      part = index === 3 ? Math.floor(parseFloat(part) * 255) : parseInt(part, 10)
+      part = part.toString(16)
+      if (part.length === 1) {
+        part = '0' + part
+      }
+      return part
+    }).join('')
+  } else {
+    return '#00000000'
+  }
+}
+
+const splitLineToCamelCase = (str) => str.split('-').map((part, index) => {
+  if (index === 0) {
+    return part
+  }
+  return part[0].toUpperCase() + part.slice(1)
+}).join('')
+
+const compareVersion = (v1, v2) => {
+  v1 = v1.split('.')
+  v2 = v2.split('.')
+  const len = Math.max(v1.length, v2.length)
+  while (v1.length < len) {
+    v1.push('0')
+  }
+  while (v2.length < len) {
+    v2.push('0')
+  }
+  for (let i = 0; i < len; i++) {
+    const num1 = parseInt(v1[i], 10)
+    const num2 = parseInt(v2[i], 10)
+
+    if (num1 > num2) {
+      return 1
+    } else if (num1 < num2) {
+      return -1
+    }
+  }
+
+  return 0
+}
+
+module.exports = {
+  hex,
+  splitLineToCamelCase,
+  compareVersion
+}