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change: 重构excel预览相关代码

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This commit is contained in:
liyulin 2023-02-25 21:56:46 +08:00
parent af030a40d6
commit 0980667cd3
8 changed files with 231 additions and 217 deletions
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202
examples/dist/assets/index-e6d4b51a.js → examples/dist/assets/index-b8ca8f3b.js vendored
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2
examples/dist/index.html vendored
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@ -5,7 +5,7 @@
<link rel="icon" type="image/svg+xml" href="/vue-office/examples/dist/vite.svg" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Vite + Vue</title>
<script type="module" crossorigin src="/vue-office/examples/dist/assets/index-e6d4b51a.js"></script>
<script type="module" crossorigin src="/vue-office/examples/dist/assets/index-b8ca8f3b.js"></script>
<link rel="stylesheet" href="/vue-office/examples/dist/assets/index-171e346f.css">
</head>
<body>

2
lerna.json
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@ -1,5 +1,5 @@
{
"$schema": "node_modules/lerna/schemas/lerna-schema.json",
"useWorkspaces": true,
"version": "0.1.6"
"version": "0.2.0"
}

2
packages/docx/package.json
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@ -1,6 +1,6 @@
{
"name": "@vue-office/docx",
"version": "0.1.6",
"version": "0.2.0",
"description": "",
"main": "lib/index.js",
"files": [

2
packages/excel/package.json
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@ -1,6 +1,6 @@
{
"name": "@vue-office/excel",
"version": "0.1.6",
"version": "0.2.0",
"description": "",
"main": "lib/index.js",
"files": [

235
packages/excel/src/excel.js
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@ -27,11 +27,116 @@ export function readExcelData(buffer){
}
}
function transferColumns(excelSheet, spreadSheet, options){
for(let i = 0;i < (excelSheet.columns || []).length; i++){
spreadSheet.cols[i.toString()] = {}
if(excelSheet.columns[i].width) {
spreadSheet.cols[i.toString()].width = excelSheet.columns[i].width * 9
} else {
spreadSheet.cols[i.toString()].width = 100
}
}
spreadSheet.cols.len = Math.max(Object.keys(spreadSheet.cols).length, options.minColLength || 0)
}
function getCellText(cell){
let cellText = ''
if(cell.value && cell.value.result) {
// Excel 单元格有公式
cellText = cell.value.result
} else if(cell.value && cell.value.richText) {
// Excel 单元格是多行文本
for(let text in cell.value.richText) {
// 多行文本做累加
cellText += cell.value.richText[text].text
}
}
else {
// Excel 单元格无公式
cellText = cell.value
}
return cellText
}
function transferArgbColor(originColor){
if(typeof originColor === 'object'){
debugger
return '#000000';
}
originColor = originColor.trim().toLowerCase(); //去掉前后空格
let color = {};
try {
let argb = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(originColor);
color.r = parseInt(argb[2], 16);
color.g = parseInt(argb[3], 16);
color.b = parseInt(argb[4], 16);
color.a = parseInt(argb[1], 16) / 255;
return tinycolor(`rgba(${color.r}, ${color.g}, ${color.b}, ${color.a})`).toHexString()
} catch (e) {
debugger
}
}
function getStyle(cell){
let backGroundColor = null
if(cell.style.fill && cell.style.fill.fgColor) {
// 8位字符颜色先转rgb再转16进制颜色
if(cell.style.fill.fgColor.argb){
backGroundColor = transferArgbColor(cell.style.fill.fgColor.argb)
}else{
backGroundColor = '#C7C9CC'
}
}
if(backGroundColor) {
cell.style.bgcolor = backGroundColor
}
//*************************************************************************** */
//*********************字体存在背景色******************************
// 字体颜色
let fontColor = null
if(cell.style.font && cell.style.font.color ) {
if(cell.style.font.color.argb){
fontColor = transferArgbColor(cell.style.font.color.argb)
}else{
fontColor = '#000000'
}
}
if(fontColor) {
cell.style.color = fontColor
}
// exceljs 对齐的格式转成 x-date-spreedsheet 能识别的对齐格式
if(cell.style.alignment ) {
if(cell.style.alignment.horizontal){
cell.style.align = cell.style.alignment.horizontal
}
if(cell.style.alignment.vertical){
cell.style.valign = cell.style.alignment.vertical
}
}
if(cell.style.alignment && cell.style.alignment.wrapText) {
cell.style.textwrap = true
}
if(cell.style.border){
Object.keys(cell.style.border).forEach(position =>{
let originBorder = cell.style.border[position]
cell.style.border[position] = [originBorder.style || 'thick', originBorder.color && originBorder.color.argb && transferArgbColor(originBorder.color.argb) || '#000000']
})
}
return cell.style
}
export function transferExcelToSpreadSheet(workbook, options){
let workbookData = []
workbook.eachSheet((sheet) => {
// console.log(sheet,'sheet')
// 构造x-data-spreadsheet 的 sheet 数据源结构
let sheetData = { name: sheet.name,styles : [], rows: {}, merges:[] }
let sheetData = { name: sheet.name,styles : [], rows: {},cols:{}, merges:[] }
// 收集合并单元格信息
let mergeAddressData = []
for(let mergeRange in sheet._merges) {
@ -47,125 +152,33 @@ export function transferExcelToSpreadSheet(workbook, options){
mergeAddress.XRange = sheet._merges[mergeRange].model.right - sheet._merges[mergeRange].model.left
mergeAddressData.push(mergeAddress)
}
sheetData.cols = {}
for(let i = 0;i < (sheet.columns || []).length; i++)
{
sheetData.cols[i.toString()] = {}
if(sheet.columns[i].width) {
// 不知道为什么从 exceljs 读取的宽度显示到 x-data-spreadsheet 特别小, 这里乘以8
sheetData.cols[i.toString()].width = sheet.columns[i].width * 8
} else {
// 默认列宽
sheetData.cols[i.toString()].width = 100
}
}
sheetData.cols.len = Math.max(Object.keys(sheetData.cols).length, options.minColLength || 0)
transferColumns(sheet,sheetData, options);
// 遍历行
sheet.eachRow((row, rowIndex) => {
sheetData.rows[(rowIndex - 1).toString()] = { cells: {} }
(sheet._rows || []).forEach((row,spreadSheetRowIndex) =>{
sheetData.rows[spreadSheetRowIndex] = { cells: {} }
if(row.height){
sheetData.rows[spreadSheetRowIndex].height = row.height;
}
//includeEmpty = false 不包含空白单元格
row.eachCell({ includeEmpty: true }, function(cell, colNumber) {
let cellText = ''
if(cell.value && cell.value.result) {
// Excel 单元格有公式
cellText = cell.value.result
} else if(cell.value && cell.value.richText) {
// Excel 单元格是多行文本
for(let text in cell.value.richText) {
// 多行文本做累加
cellText += cell.value.richText[text].text
}
}
else {
// Excel 单元格无公式
cellText = cell.value
}
(row._cells || []).forEach((cell, spreadSheetColIndex) =>{
sheetData.rows[spreadSheetRowIndex].cells[spreadSheetColIndex] = {}
//解析单元格,包含样式
//*********************单元格存在背景色******************************
// 单元格存在背景色
let backGroundColor = null
if(cell.style.fill && cell.style.fill.fgColor && cell.style.fill.fgColor.argb) {
// 8位字符颜色先转rgb再转16进制颜色
backGroundColor = ((val) => {
val = val.trim().toLowerCase(); //去掉前后空格
let color = {};
try {
let argb = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(val);
color.r = parseInt(argb[2], 16);
color.g = parseInt(argb[3], 16);
color.b = parseInt(argb[4], 16);
color.a = parseInt(argb[1], 16) / 255;
return tinycolor(`rgba(${color.r}, ${color.g}, ${color.b}, ${color.a})`).toHexString()
} catch (e) {
//
}
})(cell.style.fill.fgColor.argb)
}
if(backGroundColor) {
cell.style.bgcolor = backGroundColor
}
//*************************************************************************** */
//*********************字体存在背景色******************************
// 字体颜色
let fontColor = null
if(cell.style.font && cell.style.font.color && cell.style.font.color.argb) {
// 8位字符颜色先转rgb再转16进制颜色
fontColor = ((val) => {
val = val.trim().toLowerCase(); //去掉前后空格
let color = {};
try {
let argb = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(val)
color.r = parseInt(argb[2], 16);
color.g = parseInt(argb[3], 16);
color.b = parseInt(argb[4], 16);
color.a = parseInt(argb[1], 16) / 255;
return tinycolor(`rgba(${color.r}, ${color.g}, ${color.b}, ${color.a})`).toHexString()
} catch (e) {
//
}
})(cell.style.font.color.argb)
}
if(fontColor) {
cell.style.color = fontColor
}
// exceljs 对齐的格式转成 x-date-spreedsheet 能识别的对齐格式
if(cell.style.alignment && cell.style.alignment.horizontal) {
cell.style.align = cell.style.alignment.horizontal
cell.style.valign = cell.style.alignment.vertical
}
//处理合并单元格
let mergeAddress = _.find(mergeAddressData, function(o) { return o.startAddress == cell._address })
if(mergeAddress)
{
// 遍历的单元格属于合并单元格
if(cell.master.address != mergeAddress.startAddress){
// 不是合并单元格中的第一个单元格不需要计入数据源
return
}
// 说明是合并单元格区域的起始单元格
sheetData.rows[(rowIndex - 1).toString()].cells[(colNumber - 1).toString()] = { text: cellText, style: 0, merge: [mergeAddress.YRange, mergeAddress.XRange] }
sheetData.styles.push(cell.style)
//对应的style存放序号
sheetData.rows[(rowIndex - 1).toString()].cells[(colNumber - 1).toString()].style = sheetData.styles.length - 1
if(mergeAddress && cell.master.address != mergeAddress.startAddress) {
return
}
else {
// 非合并单元格
sheetData.rows[(rowIndex - 1).toString()].cells[(colNumber - 1).toString()] = { text: cellText, style: 0 }
//解析单元格,包含样式
sheetData.styles.push(cell.style)
//对应的style存放序号
sheetData.rows[(rowIndex - 1).toString()].cells[(colNumber - 1).toString()].style = sheetData.styles.length - 1
if(mergeAddress){
sheetData.rows[spreadSheetRowIndex].cells[spreadSheetColIndex].merge = [mergeAddress.YRange, mergeAddress.XRange]
}
});
sheetData.rows[spreadSheetRowIndex].cells[spreadSheetColIndex].text = getCellText(cell)
sheetData.styles.push(getStyle(cell))
sheetData.rows[spreadSheetRowIndex].cells[spreadSheetColIndex].style = sheetData.styles.length - 1
})
})
workbookData.push(sheetData)
})
// console.log(workbookData, 'workbookData')
return workbookData
}

1
packages/excel/src/main.vue
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@ -28,6 +28,7 @@ export default defineComponent({
xs.loadData(transferExcelToSpreadSheet(workbook, props.options));
emit('rendered')
}).catch(e=>{
console.warn(e)
xs.loadData({})
emit('error', e)
})

2
packages/pdf/package.json
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@ -1,6 +1,6 @@
{
"name": "@vue-office/pdf",
"version": "0.1.6",
"version": "0.2.0",
"description": "",
"main": "lib/index.js",
"files": [