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p-BluPrint_1.0.288888/uni_modules/lime-echart/components/l-echart/utils.js

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+// #ifndef APP-NVUE
+// 计算版本
+export function 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
+}
+const systemInfo = uni.getSystemInfoSync();
+
+function gte(version) {
+	// 截止 2023-03-22 mac pc小程序不支持 canvas 2d
+	let {
+		SDKVersion,
+		platform
+	} = systemInfo;
+	// #ifdef MP-ALIPAY
+	SDKVersion = my.SDKVersion
+	// #endif
+	// #ifdef MP-WEIXIN
+	return platform !== 'mac' && compareVersion(SDKVersion, version) >= 0;
+	// #endif
+	return compareVersion(SDKVersion, version) >= 0;
+}
+
+
+export function canIUseCanvas2d() {
+	// #ifdef MP-WEIXIN
+	return gte('2.9.0');
+	// #endif
+	// #ifdef MP-ALIPAY
+	return gte('2.7.0');
+	// #endif
+	// #ifdef MP-TOUTIAO
+	return gte('1.78.0');
+	// #endif
+	return false
+}
+
+export function convertTouchesToArray(touches) {
+	// 如果 touches 是一个数组，则直接返回它
+	if (Array.isArray(touches)) {
+		return touches;
+	}
+	// 如果touches是一个对象，则转换为数组
+	if (typeof touches === 'object' && touches !== null) {
+		return Object.values(touches);
+	}
+	// 对于其他类型，直接返回它
+	return touches;
+}
+
+export function wrapTouch(event) {
+	for (let i = 0; i < event.touches.length; ++i) {
+		const touch = event.touches[i];
+		touch.offsetX = touch.x;
+		touch.offsetY = touch.y;
+	}
+	return event;
+}
+export const devicePixelRatio = uni.getSystemInfoSync().pixelRatio
+// #endif
+// #ifdef APP-NVUE
+export function base64ToPath(base64) {
+	return new Promise((resolve, reject) => {
+		const [, format, bodyData] = /data:image\/(\w+);base64,(.*)/.exec(base64) || [];
+		const bitmap = new plus.nativeObj.Bitmap('bitmap' + Date.now())
+		bitmap.loadBase64Data(base64, () => {
+			if (!format) {
+				reject(new Error('ERROR_BASE64SRC_PARSE'))
+			}
+			const time = new Date().getTime();
+			const filePath = `_doc/uniapp_temp/${time}.${format}`
+
+			bitmap.save(filePath, {},
+				() => {
+					bitmap.clear()
+					resolve(filePath)
+				},
+				(error) => {
+					bitmap.clear()
+					console.error(`${JSON.stringify(error)}`)
+					reject(error)
+				})
+		}, (error) => {
+			bitmap.clear()
+			console.error(`${JSON.stringify(error)}`)
+			reject(error)
+		})
+	})
+}
+// #endif
+
+
+export function sleep(time) {
+	return new Promise((resolve) => {
+		setTimeout(() => {
+			resolve(true)
+		}, time)
+	})
+}
+
+
+export function getRect(selector, options = {}) {
+	const typeDefault = 'boundingClientRect'
+	const {
+		context,
+		type = typeDefault
+	} = options
+	return new Promise((resolve, reject) => {
+		const dom = uni.createSelectorQuery().in(context).select(selector);
+		const result = (rect) => {
+			if (rect) {
+				resolve(rect)
+			} else {
+				reject()
+			}
+		}
+		if (type == typeDefault) {
+			dom[type](result).exec()
+		} else {
+			dom[type]({
+				node: true,
+				size: true,
+				rect: true
+			}, result).exec()
+		}
+	});
+};