nvue.html 4.0 KB

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  1. <!DOCTYPE html>
  2. <html lang="zh">
  3. <head>
  4. <meta charset="UTF-8">
  5. <meta name="viewport"
  6. content="width=device-width, initial-scale=1.0, minimum-scale=1.0, maximum-scale=1.0, user-scalable=no">
  7. <meta http-equiv="X-UA-Compatible" content="ie=edge">
  8. <title></title>
  9. <style type="text/css">
  10. html,
  11. body,
  12. .canvas {
  13. padding: 0;
  14. margin: 0;
  15. overflow-y: hidden;
  16. background-color: transparent;
  17. width: 100%;
  18. height: 100%;
  19. }
  20. </style>
  21. </head>
  22. <body>
  23. <div class="canvas" id="limeChart"></div>
  24. <script type="text/javascript" src="./uni.webview.1.5.3.js"></script>
  25. <script type="text/javascript" src="./echarts.min.js"></script>
  26. <script type="text/javascript" src="./ecStat.min.js"></script>
  27. <!-- <script type="text/javascript" src="https://cdn.jsdelivr.net/npm/echarts-liquidfill@latest/dist/echarts-liquidfill.min.js"></script> -->
  28. <script>
  29. let chart = null;
  30. let cache = [];
  31. console.log = function(...agrs) {
  32. postMessage(agrs)
  33. }
  34. function emit(event, data) {
  35. let dataStr = JSON.stringify(data, stringify)
  36. postMessage({
  37. event,
  38. data: dataStr
  39. })
  40. cache = []
  41. }
  42. function postMessage(data) {
  43. uni.postMessage({
  44. data
  45. });
  46. }
  47. function stringify(key, value) {
  48. if (typeof value === 'object' && value !== null) {
  49. if (cache.indexOf(value) !== -1) {
  50. return;
  51. }
  52. cache.push(value);
  53. }
  54. return value;
  55. }
  56. function parse(name, callback, options) {
  57. const optionNameReg = /[\w]+\.setOption\(([\w]+\.)?([\w]+)\)/
  58. if (optionNameReg.test(callback)) {
  59. const optionNames = callback.match(optionNameReg)
  60. if (optionNames[1]) {
  61. const _this = optionNames[1].split('.')[0]
  62. window[_this] = {}
  63. window[_this][optionNames[2]] = options
  64. return optionNames[2]
  65. } else {
  66. return null
  67. }
  68. }
  69. return null
  70. }
  71. function init(callback, options, opts = {}, theme = null) {
  72. if (!chart) {
  73. chart = echarts.init(document.getElementById('limeChart'), theme, opts)
  74. if (options) {
  75. chart.setOption(options)
  76. }
  77. // const name = parse('a', callback, options)
  78. // console.log('options::', callback)
  79. // if(name) this[name] = options
  80. // eval(`a = ${callback};`)
  81. // if(a) {a(chart)}
  82. }
  83. }
  84. function setChart(callback, options) {
  85. if (!callback) return
  86. if (chart && callback && options) {
  87. var r = null
  88. const name = parse('r', callback, options)
  89. if (name) this[name] = options
  90. eval(`r = ${callback};`)
  91. if (r) {
  92. r(chart)
  93. }
  94. }
  95. }
  96. function setOption(data) {
  97. if (chart) chart.setOption(data[0], data[1])
  98. }
  99. function showLoading(data) {
  100. if (chart) chart.showLoading(data[0], data[1])
  101. }
  102. function hideLoading() {
  103. if (chart) chart.hideLoading()
  104. }
  105. function clear() {
  106. if (chart) chart.clear()
  107. }
  108. function dispose() {
  109. if (chart) chart.dispose()
  110. }
  111. function resize(size) {
  112. if (chart) chart.resize(size)
  113. }
  114. function canvasToTempFilePath(opt = {}) {
  115. if (chart) {
  116. const src = chart.getDataURL(opt)
  117. postMessage({
  118. file: true,
  119. data: src
  120. })
  121. }
  122. }
  123. function on(data) {
  124. if (chart && data.length > 0) {
  125. const [type, query] = data
  126. const useQuery = query && typeof query != 'function'
  127. const key = `${type}${useQuery ? JSON.stringify(query): '' }`
  128. if (query) {
  129. chart.on(type, query, (options) => {
  130. const obj = {}
  131. Object.keys(options).forEach(key => {
  132. if (key != 'event') {
  133. obj[key] = options[key]
  134. }
  135. })
  136. emit(`@${key}`, {
  137. event: key,
  138. options: obj
  139. })
  140. })
  141. } else {
  142. chart.on(type, (options) => {
  143. const obj = {}
  144. Object.keys(options).forEach(key => {
  145. if (key != 'event') {
  146. obj[key] = options[key]
  147. }
  148. })
  149. emit(`@${key}`, {
  150. event: key,
  151. options: obj
  152. })
  153. })
  154. }
  155. }
  156. }
  157. </script>
  158. </body>
  159. </html>