1059 lines
31 KiB
Go
1059 lines
31 KiB
Go
// Copyright 2016 - 2023 The excelize Authors. All rights reserved. Use of
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// this source code is governed by a BSD-style license that can be found in
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// the LICENSE file.
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//
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// Package excelize providing a set of functions that allow you to write to and
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// read from XLAM / XLSM / XLSX / XLTM / XLTX files. Supports reading and
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// writing spreadsheet documents generated by Microsoft Excel™ 2007 and later.
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// Supports complex components by high compatibility, and provided streaming
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// API for generating or reading data from a worksheet with huge amounts of
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// data. This library needs Go version 1.16 or later.
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package excelize
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import (
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"bytes"
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"encoding/xml"
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"fmt"
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"io"
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"path/filepath"
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"strconv"
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"strings"
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)
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// FormControlType is the type of supported form controls.
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type FormControlType byte
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// This section defines the currently supported form control types enumeration.
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const (
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FormControlNote FormControlType = iota
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FormControlButton
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FormControlOptionButton
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FormControlSpinButton
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FormControlCheckBox
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FormControlGroupBox
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FormControlLabel
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FormControlScrollBar
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)
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// GetComments retrieves all comments in a worksheet by given worksheet name.
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func (f *File) GetComments(sheet string) ([]Comment, error) {
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var comments []Comment
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sheetXMLPath, ok := f.getSheetXMLPath(sheet)
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if !ok {
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return comments, ErrSheetNotExist{sheet}
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}
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commentsXML := f.getSheetComments(filepath.Base(sheetXMLPath))
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if !strings.HasPrefix(commentsXML, "/") {
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commentsXML = "xl" + strings.TrimPrefix(commentsXML, "..")
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}
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commentsXML = strings.TrimPrefix(commentsXML, "/")
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cmts, err := f.commentsReader(commentsXML)
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if err != nil {
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return comments, err
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}
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if cmts != nil {
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for _, cmt := range cmts.CommentList.Comment {
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comment := Comment{}
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if cmt.AuthorID < len(cmts.Authors.Author) {
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comment.Author = cmts.Authors.Author[cmt.AuthorID]
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}
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comment.Cell = cmt.Ref
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comment.AuthorID = cmt.AuthorID
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if cmt.Text.T != nil {
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comment.Text += *cmt.Text.T
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}
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for _, text := range cmt.Text.R {
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if text.T != nil {
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run := RichTextRun{Text: text.T.Val}
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if text.RPr != nil {
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run.Font = newFont(text.RPr)
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}
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comment.Paragraph = append(comment.Paragraph, run)
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}
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}
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comments = append(comments, comment)
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}
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}
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return comments, nil
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}
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// getSheetComments provides the method to get the target comment reference by
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// given worksheet file path.
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func (f *File) getSheetComments(sheetFile string) string {
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rels, _ := f.relsReader("xl/worksheets/_rels/" + sheetFile + ".rels")
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if sheetRels := rels; sheetRels != nil {
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sheetRels.mu.Lock()
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defer sheetRels.mu.Unlock()
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for _, v := range sheetRels.Relationships {
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if v.Type == SourceRelationshipComments {
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return v.Target
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}
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}
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}
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return ""
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}
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// AddComment provides the method to add comments in a sheet by giving the
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// worksheet name, cell reference, and format set (such as author and text).
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// Note that the maximum author name length is 255 and the max text length is
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// 32512. For example, add a rich-text comment with a specified comments box
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// size in Sheet1!A5:
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//
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// err := f.AddComment("Sheet1", excelize.Comment{
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// Cell: "A5",
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// Author: "Excelize",
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// Paragraph: []excelize.RichTextRun{
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// {Text: "Excelize: ", Font: &excelize.Font{Bold: true}},
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// {Text: "This is a comment."},
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// },
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// Height: 40,
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// Width: 180,
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// })
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func (f *File) AddComment(sheet string, opts Comment) error {
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return f.addVMLObject(vmlOptions{
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sheet: sheet, Comment: opts,
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FormControl: FormControl{
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Cell: opts.Cell,
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Type: FormControlNote,
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Text: opts.Text,
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Paragraph: opts.Paragraph,
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Width: opts.Width,
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Height: opts.Height,
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},
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})
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}
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// DeleteComment provides the method to delete comment in a worksheet by given
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// worksheet name and cell reference. For example, delete the comment in
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// Sheet1!$A$30:
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//
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// err := f.DeleteComment("Sheet1", "A30")
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func (f *File) DeleteComment(sheet, cell string) error {
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if err := checkSheetName(sheet); err != nil {
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return err
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}
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sheetXMLPath, ok := f.getSheetXMLPath(sheet)
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if !ok {
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return ErrSheetNotExist{sheet}
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}
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commentsXML := f.getSheetComments(filepath.Base(sheetXMLPath))
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if !strings.HasPrefix(commentsXML, "/") {
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commentsXML = "xl" + strings.TrimPrefix(commentsXML, "..")
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}
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commentsXML = strings.TrimPrefix(commentsXML, "/")
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cmts, err := f.commentsReader(commentsXML)
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if err != nil {
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return err
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}
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if cmts != nil {
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for i := 0; i < len(cmts.CommentList.Comment); i++ {
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cmt := cmts.CommentList.Comment[i]
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if cmt.Ref != cell {
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continue
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}
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if len(cmts.CommentList.Comment) > 1 {
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cmts.CommentList.Comment = append(
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cmts.CommentList.Comment[:i],
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cmts.CommentList.Comment[i+1:]...,
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)
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i--
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continue
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}
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cmts.CommentList.Comment = nil
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}
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f.Comments[commentsXML] = cmts
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}
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return err
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}
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// addComment provides a function to create chart as xl/comments%d.xml by
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// given cell and format sets.
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func (f *File) addComment(commentsXML string, opts vmlOptions) error {
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if opts.Author == "" {
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opts.Author = "Author"
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}
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if len(opts.Author) > MaxFieldLength {
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opts.Author = opts.Author[:MaxFieldLength]
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}
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cmts, err := f.commentsReader(commentsXML)
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if err != nil {
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return err
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}
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var authorID int
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if cmts == nil {
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cmts = &xlsxComments{Authors: xlsxAuthor{Author: []string{opts.Author}}}
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}
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if inStrSlice(cmts.Authors.Author, opts.Author, true) == -1 {
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cmts.Authors.Author = append(cmts.Authors.Author, opts.Author)
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authorID = len(cmts.Authors.Author) - 1
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}
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defaultFont, err := f.GetDefaultFont()
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if err != nil {
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return err
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}
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chars, cmt := 0, xlsxComment{
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Ref: opts.Comment.Cell,
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AuthorID: authorID,
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Text: xlsxText{R: []xlsxR{}},
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}
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if opts.Comment.Text != "" {
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if len(opts.Comment.Text) > TotalCellChars {
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opts.Comment.Text = opts.Comment.Text[:TotalCellChars]
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}
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cmt.Text.T = stringPtr(opts.Comment.Text)
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chars += len(opts.Comment.Text)
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}
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for _, run := range opts.Comment.Paragraph {
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if chars == TotalCellChars {
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break
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}
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if chars+len(run.Text) > TotalCellChars {
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run.Text = run.Text[:TotalCellChars-chars]
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}
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chars += len(run.Text)
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r := xlsxR{
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RPr: &xlsxRPr{
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Sz: &attrValFloat{Val: float64Ptr(9)},
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Color: &xlsxColor{
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Indexed: 81,
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},
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RFont: &attrValString{Val: stringPtr(defaultFont)},
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Family: &attrValInt{Val: intPtr(2)},
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},
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T: &xlsxT{Val: run.Text, Space: xml.Attr{
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Name: xml.Name{Space: NameSpaceXML, Local: "space"},
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Value: "preserve",
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}},
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}
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if run.Font != nil {
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r.RPr = newRpr(run.Font)
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}
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cmt.Text.R = append(cmt.Text.R, r)
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}
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cmts.CommentList.Comment = append(cmts.CommentList.Comment, cmt)
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f.Comments[commentsXML] = cmts
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return err
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}
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// countComments provides a function to get comments files count storage in
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// the folder xl.
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func (f *File) countComments() int {
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comments := map[string]struct{}{}
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f.Pkg.Range(func(k, v interface{}) bool {
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if strings.Contains(k.(string), "xl/comments") {
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comments[k.(string)] = struct{}{}
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}
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return true
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})
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for rel := range f.Comments {
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if strings.Contains(rel, "xl/comments") {
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comments[rel] = struct{}{}
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}
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}
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return len(comments)
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}
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// commentsReader provides a function to get the pointer to the structure
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// after deserialization of xl/comments%d.xml.
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func (f *File) commentsReader(path string) (*xlsxComments, error) {
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if f.Comments[path] == nil {
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content, ok := f.Pkg.Load(path)
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if ok && content != nil {
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f.Comments[path] = new(xlsxComments)
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if err := f.xmlNewDecoder(bytes.NewReader(namespaceStrictToTransitional(content.([]byte)))).
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Decode(f.Comments[path]); err != nil && err != io.EOF {
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return nil, err
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}
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}
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}
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return f.Comments[path], nil
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}
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// commentsWriter provides a function to save xl/comments%d.xml after
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// serialize structure.
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func (f *File) commentsWriter() {
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for path, c := range f.Comments {
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if c != nil {
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v, _ := xml.Marshal(c)
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f.saveFileList(path, v)
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}
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}
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}
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// AddFormControl provides the method to add form control button in a worksheet
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// by given worksheet name and form control options. Supported form control
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// type: button, check box, group box, label, option button, scroll bar and
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// spinner. If set macro for the form control, the workbook extension should be
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// XLSM or XLTM. Scroll value must be between 0 and 30000.
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//
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// Example 1, add button form control with macro, rich-text, custom button size,
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// print property on Sheet1!A2, and let the button do not move or size with
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// cells:
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//
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// enable := true
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// err := f.AddFormControl("Sheet1", excelize.FormControl{
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// Cell: "A2",
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// Type: excelize.FormControlButton,
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// Macro: "Button1_Click",
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// Width: 140,
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// Height: 60,
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// Text: "Button 1\r\n",
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// Paragraph: []excelize.RichTextRun{
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// {
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// Font: &excelize.Font{
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// Bold: true,
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// Italic: true,
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// Underline: "single",
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// Family: "Times New Roman",
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// Size: 14,
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// Color: "777777",
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// },
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// Text: "C1=A1+B1",
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// },
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// },
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// Format: excelize.GraphicOptions{
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// PrintObject: &enable,
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// Positioning: "absolute",
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// },
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// })
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//
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// Example 2, add option button form control with checked status and text on
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// Sheet1!A1:
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//
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// err := f.AddFormControl("Sheet1", excelize.FormControl{
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// Cell: "A1",
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// Type: excelize.FormControlOptionButton,
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// Text: "Option Button 1",
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// Checked: true,
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// })
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//
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// Example 3, add spin button form control on Sheet1!B1 to increase or decrease
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// the value of Sheet1!A1:
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//
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// err := f.AddFormControl("Sheet1", excelize.FormControl{
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// Cell: "B1",
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// Type: excelize.FormControlSpinButton,
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// Width: 15,
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// Height: 40,
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// CurrentVal: 7,
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// MinVal: 5,
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// MaxVal: 10,
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// IncChange: 1,
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// CellLink: "A1",
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// })
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//
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// Example 4, add horizontally scroll bar form control on Sheet1!A2 to change
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// the value of Sheet1!A1 by click the scroll arrows or drag the scroll box:
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//
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// err := f.AddFormControl("Sheet1", excelize.FormControl{
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// Cell: "A2",
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// Type: excelize.FormControlScrollBar,
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// Width: 140,
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// Height: 20,
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// CurrentVal: 50,
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// MinVal: 10,
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// MaxVal: 100,
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// IncChange: 1,
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// PageChange: 1,
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// CellLink: "A1",
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// Horizontally: true,
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// })
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func (f *File) AddFormControl(sheet string, opts FormControl) error {
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return f.addVMLObject(vmlOptions{
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formCtrl: true, sheet: sheet, FormControl: opts,
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})
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}
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// DeleteFormControl provides the method to delete form control in a worksheet
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// by given worksheet name and cell reference. For example, delete the form
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// control in Sheet1!$A$1:
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//
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// err := f.DeleteFormControl("Sheet1", "A1")
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func (f *File) DeleteFormControl(sheet, cell string) error {
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ws, err := f.workSheetReader(sheet)
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if err != nil {
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return err
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}
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col, row, err := CellNameToCoordinates(cell)
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if err != nil {
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return err
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}
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if ws.LegacyDrawing == nil {
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return err
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}
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sheetRelationshipsDrawingVML := f.getSheetRelationshipsTargetByID(sheet, ws.LegacyDrawing.RID)
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vmlID, _ := strconv.Atoi(strings.TrimSuffix(strings.TrimPrefix(sheetRelationshipsDrawingVML, "../drawings/vmlDrawing"), ".vml"))
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drawingVML := strings.ReplaceAll(sheetRelationshipsDrawingVML, "..", "xl")
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vml := f.VMLDrawing[drawingVML]
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if vml == nil {
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vml = &vmlDrawing{
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XMLNSv: "urn:schemas-microsoft-com:vml",
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XMLNSo: "urn:schemas-microsoft-com:office:office",
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XMLNSx: "urn:schemas-microsoft-com:office:excel",
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XMLNSmv: "http://macVmlSchemaUri",
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ShapeLayout: &xlsxShapeLayout{
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Ext: "edit", IDmap: &xlsxIDmap{Ext: "edit", Data: vmlID},
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},
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ShapeType: &xlsxShapeType{
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Stroke: &xlsxStroke{JoinStyle: "miter"},
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VPath: &vPath{GradientShapeOK: "t", ConnectType: "rect"},
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},
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}
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// Load exist VML shapes from xl/drawings/vmlDrawing%d.vml
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d, err := f.decodeVMLDrawingReader(drawingVML)
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if err != nil {
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return err
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}
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if d != nil {
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vml.ShapeType.ID = d.ShapeType.ID
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vml.ShapeType.CoordSize = d.ShapeType.CoordSize
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vml.ShapeType.Spt = d.ShapeType.Spt
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vml.ShapeType.Path = d.ShapeType.Path
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for _, v := range d.Shape {
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s := xlsxShape{
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ID: v.ID,
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Type: v.Type,
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Style: v.Style,
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Button: v.Button,
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Filled: v.Filled,
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FillColor: v.FillColor,
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InsetMode: v.InsetMode,
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Stroked: v.Stroked,
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StrokeColor: v.StrokeColor,
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Val: v.Val,
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}
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vml.Shape = append(vml.Shape, s)
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}
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}
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}
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for i, sp := range vml.Shape {
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var shapeVal decodeShapeVal
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if err = xml.Unmarshal([]byte(fmt.Sprintf("<shape>%s</shape>", sp.Val)), &shapeVal); err == nil &&
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shapeVal.ClientData.ObjectType != "Note" && shapeVal.ClientData.Anchor != "" {
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leftCol, topRow, err := extractAnchorCell(shapeVal.ClientData.Anchor)
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if err != nil {
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return err
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}
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if leftCol == col-1 && topRow == row-1 {
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vml.Shape = append(vml.Shape[:i], vml.Shape[i+1:]...)
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break
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}
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}
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}
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f.VMLDrawing[drawingVML] = vml
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return err
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}
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// countVMLDrawing provides a function to get VML drawing files count storage
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// in the folder xl/drawings.
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func (f *File) countVMLDrawing() int {
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drawings := map[string]struct{}{}
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f.Pkg.Range(func(k, v interface{}) bool {
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if strings.Contains(k.(string), "xl/drawings/vmlDrawing") {
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drawings[k.(string)] = struct{}{}
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}
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return true
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})
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for rel := range f.VMLDrawing {
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if strings.Contains(rel, "xl/drawings/vmlDrawing") {
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drawings[rel] = struct{}{}
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}
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}
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return len(drawings)
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}
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|
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// decodeVMLDrawingReader provides a function to get the pointer to the
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// structure after deserialization of xl/drawings/vmlDrawing%d.xml.
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func (f *File) decodeVMLDrawingReader(path string) (*decodeVmlDrawing, error) {
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if f.DecodeVMLDrawing[path] == nil {
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c, ok := f.Pkg.Load(path)
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if ok && c != nil {
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f.DecodeVMLDrawing[path] = new(decodeVmlDrawing)
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if err := f.xmlNewDecoder(bytes.NewReader(bytesReplace(namespaceStrictToTransitional(c.([]byte)), []byte("<br>\r\n"), []byte("<br></br>\r\n"), -1))).
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Decode(f.DecodeVMLDrawing[path]); err != nil && err != io.EOF {
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return nil, err
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}
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}
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}
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return f.DecodeVMLDrawing[path], nil
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}
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|
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// vmlDrawingWriter provides a function to save xl/drawings/vmlDrawing%d.xml
|
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// after serialize structure.
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func (f *File) vmlDrawingWriter() {
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for path, vml := range f.VMLDrawing {
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if vml != nil {
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v, _ := xml.Marshal(vml)
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f.Pkg.Store(path, v)
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}
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}
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}
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|
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// addVMLObject provides a function to create VML drawing parts and
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// relationships for comments and form controls.
|
|
func (f *File) addVMLObject(opts vmlOptions) error {
|
|
// Read sheet data
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ws, err := f.workSheetReader(opts.sheet)
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if err != nil {
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return err
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}
|
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vmlID := f.countComments() + 1
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if opts.formCtrl {
|
|
if opts.Type > FormControlScrollBar {
|
|
return ErrParameterInvalid
|
|
}
|
|
vmlID = f.countVMLDrawing() + 1
|
|
}
|
|
drawingVML := "xl/drawings/vmlDrawing" + strconv.Itoa(vmlID) + ".vml"
|
|
sheetRelationshipsDrawingVML := "../drawings/vmlDrawing" + strconv.Itoa(vmlID) + ".vml"
|
|
sheetXMLPath, _ := f.getSheetXMLPath(opts.sheet)
|
|
sheetRels := "xl/worksheets/_rels/" + strings.TrimPrefix(sheetXMLPath, "xl/worksheets/") + ".rels"
|
|
if ws.LegacyDrawing != nil {
|
|
// The worksheet already has a VML relationships, use the relationships drawing ../drawings/vmlDrawing%d.vml.
|
|
sheetRelationshipsDrawingVML = f.getSheetRelationshipsTargetByID(opts.sheet, ws.LegacyDrawing.RID)
|
|
vmlID, _ = strconv.Atoi(strings.TrimSuffix(strings.TrimPrefix(sheetRelationshipsDrawingVML, "../drawings/vmlDrawing"), ".vml"))
|
|
drawingVML = strings.ReplaceAll(sheetRelationshipsDrawingVML, "..", "xl")
|
|
} else {
|
|
// Add first VML drawing for given sheet.
|
|
rID := f.addRels(sheetRels, SourceRelationshipDrawingVML, sheetRelationshipsDrawingVML, "")
|
|
f.addSheetNameSpace(opts.sheet, SourceRelationship)
|
|
f.addSheetLegacyDrawing(opts.sheet, rID)
|
|
}
|
|
if err = f.addDrawingVML(vmlID, drawingVML, prepareFormCtrlOptions(&opts)); err != nil {
|
|
return err
|
|
}
|
|
if !opts.formCtrl {
|
|
commentsXML := "xl/comments" + strconv.Itoa(vmlID) + ".xml"
|
|
if err = f.addComment(commentsXML, opts); err != nil {
|
|
return err
|
|
}
|
|
if sheetXMLPath, ok := f.getSheetXMLPath(opts.sheet); ok && f.getSheetComments(filepath.Base(sheetXMLPath)) == "" {
|
|
sheetRelationshipsComments := "../comments" + strconv.Itoa(vmlID) + ".xml"
|
|
f.addRels(sheetRels, SourceRelationshipComments, sheetRelationshipsComments, "")
|
|
}
|
|
}
|
|
return f.addContentTypePart(vmlID, "comments")
|
|
}
|
|
|
|
// prepareFormCtrlOptions provides a function to parse the format settings of
|
|
// the form control with default value.
|
|
func prepareFormCtrlOptions(opts *vmlOptions) *vmlOptions {
|
|
if opts.Format.ScaleX == 0 {
|
|
opts.Format.ScaleX = 1
|
|
}
|
|
if opts.Format.ScaleY == 0 {
|
|
opts.Format.ScaleY = 1
|
|
}
|
|
if opts.FormControl.Width == 0 {
|
|
opts.FormControl.Width = 140
|
|
}
|
|
if opts.FormControl.Height == 0 {
|
|
opts.FormControl.Height = 60
|
|
}
|
|
return opts
|
|
}
|
|
|
|
// formCtrlText returns font element in the VML for control form text.
|
|
func formCtrlText(opts *vmlOptions) []vmlFont {
|
|
var font []vmlFont
|
|
if opts.FormControl.Text != "" {
|
|
font = append(font, vmlFont{Content: opts.FormControl.Text})
|
|
}
|
|
for _, run := range opts.FormControl.Paragraph {
|
|
fnt := vmlFont{
|
|
Content: run.Text + "<br></br>\r\n",
|
|
}
|
|
if run.Font != nil {
|
|
fnt.Face = run.Font.Family
|
|
fnt.Color = run.Font.Color
|
|
if !strings.HasPrefix(run.Font.Color, "#") {
|
|
fnt.Color = "#" + fnt.Color
|
|
}
|
|
if run.Font.Size != 0 {
|
|
fnt.Size = uint(run.Font.Size * 20)
|
|
}
|
|
if run.Font.Underline == "single" {
|
|
fnt.Content = "<u>" + fnt.Content + "</u>"
|
|
}
|
|
if run.Font.Underline == "double" {
|
|
fnt.Content = "<u class=\"font1\">" + fnt.Content + "</u>"
|
|
}
|
|
if run.Font.Italic {
|
|
fnt.Content = "<i>" + fnt.Content + "</i>"
|
|
}
|
|
if run.Font.Bold {
|
|
fnt.Content = "<b>" + fnt.Content + "</b>"
|
|
}
|
|
}
|
|
font = append(font, fnt)
|
|
}
|
|
return font
|
|
}
|
|
|
|
var formCtrlPresets = map[FormControlType]formCtrlPreset{
|
|
FormControlNote: {
|
|
objectType: "Note",
|
|
autoFill: "True",
|
|
filled: "",
|
|
fillColor: "#FBF6D6",
|
|
stroked: "",
|
|
strokeColor: "#EDEAA1",
|
|
strokeButton: "",
|
|
fill: &vFill{
|
|
Color2: "#FBFE82",
|
|
Angle: -180,
|
|
Type: "gradient",
|
|
Fill: &oFill{Ext: "view", Type: "gradientUnscaled"},
|
|
},
|
|
textHAlign: "",
|
|
textVAlign: "",
|
|
noThreeD: nil,
|
|
firstButton: nil,
|
|
shadow: &vShadow{On: "t", Color: "black", Obscured: "t"},
|
|
},
|
|
FormControlButton: {
|
|
objectType: "Button",
|
|
autoFill: "True",
|
|
filled: "",
|
|
fillColor: "buttonFace [67]",
|
|
stroked: "",
|
|
strokeColor: "windowText [64]",
|
|
strokeButton: "t",
|
|
fill: &vFill{
|
|
Color2: "buttonFace [67]",
|
|
Angle: -180,
|
|
Type: "gradient",
|
|
Fill: &oFill{Ext: "view", Type: "gradientUnscaled"},
|
|
},
|
|
textHAlign: "Center",
|
|
textVAlign: "Center",
|
|
noThreeD: nil,
|
|
firstButton: nil,
|
|
shadow: nil,
|
|
},
|
|
FormControlCheckBox: {
|
|
objectType: "Checkbox",
|
|
autoFill: "True",
|
|
filled: "f",
|
|
fillColor: "window [65]",
|
|
stroked: "f",
|
|
strokeColor: "windowText [64]",
|
|
strokeButton: "",
|
|
fill: nil,
|
|
textHAlign: "",
|
|
textVAlign: "Center",
|
|
noThreeD: stringPtr(""),
|
|
firstButton: nil,
|
|
shadow: nil,
|
|
},
|
|
FormControlGroupBox: {
|
|
objectType: "GBox",
|
|
autoFill: "False",
|
|
filled: "f",
|
|
fillColor: "",
|
|
stroked: "f",
|
|
strokeColor: "windowText [64]",
|
|
strokeButton: "",
|
|
fill: nil,
|
|
textHAlign: "",
|
|
textVAlign: "",
|
|
noThreeD: stringPtr(""),
|
|
firstButton: nil,
|
|
shadow: nil,
|
|
},
|
|
FormControlLabel: {
|
|
objectType: "Label",
|
|
autoFill: "False",
|
|
filled: "f",
|
|
fillColor: "window [65]",
|
|
stroked: "f",
|
|
strokeColor: "windowText [64]",
|
|
strokeButton: "",
|
|
fill: nil,
|
|
textHAlign: "",
|
|
textVAlign: "",
|
|
noThreeD: nil,
|
|
firstButton: nil,
|
|
shadow: nil,
|
|
},
|
|
FormControlOptionButton: {
|
|
objectType: "Radio",
|
|
autoFill: "False",
|
|
filled: "f",
|
|
fillColor: "window [65]",
|
|
stroked: "f",
|
|
strokeColor: "windowText [64]",
|
|
strokeButton: "",
|
|
fill: nil,
|
|
textHAlign: "",
|
|
textVAlign: "Center",
|
|
noThreeD: stringPtr(""),
|
|
firstButton: stringPtr(""),
|
|
shadow: nil,
|
|
},
|
|
FormControlScrollBar: {
|
|
objectType: "Scroll",
|
|
autoFill: "",
|
|
filled: "",
|
|
fillColor: "",
|
|
stroked: "f",
|
|
strokeColor: "windowText [64]",
|
|
strokeButton: "",
|
|
fill: nil,
|
|
textHAlign: "",
|
|
textVAlign: "",
|
|
noThreeD: nil,
|
|
firstButton: nil,
|
|
shadow: nil,
|
|
},
|
|
FormControlSpinButton: {
|
|
objectType: "Spin",
|
|
autoFill: "False",
|
|
filled: "",
|
|
fillColor: "",
|
|
stroked: "f",
|
|
strokeColor: "windowText [64]",
|
|
strokeButton: "",
|
|
fill: nil,
|
|
textHAlign: "",
|
|
textVAlign: "",
|
|
noThreeD: nil,
|
|
firstButton: nil,
|
|
shadow: nil,
|
|
},
|
|
}
|
|
|
|
// addFormCtrl check and add scroll bar or spinner form control by given options.
|
|
func (sp *encodeShape) addFormCtrl(opts *vmlOptions) error {
|
|
if opts.Type != FormControlScrollBar && opts.Type != FormControlSpinButton {
|
|
return nil
|
|
}
|
|
if opts.CurrentVal > MaxFormControlValue ||
|
|
opts.MinVal > MaxFormControlValue ||
|
|
opts.MaxVal > MaxFormControlValue ||
|
|
opts.IncChange > MaxFormControlValue ||
|
|
opts.PageChange > MaxFormControlValue {
|
|
return ErrFormControlValue
|
|
}
|
|
if opts.CellLink != "" {
|
|
if _, _, err := CellNameToCoordinates(opts.CellLink); err != nil {
|
|
return err
|
|
}
|
|
}
|
|
sp.ClientData.FmlaLink = opts.CellLink
|
|
sp.ClientData.Val = opts.CurrentVal
|
|
sp.ClientData.Min = opts.MinVal
|
|
sp.ClientData.Max = opts.MaxVal
|
|
sp.ClientData.Inc = opts.IncChange
|
|
sp.ClientData.Page = opts.PageChange
|
|
if opts.Type == FormControlScrollBar {
|
|
if opts.Horizontally {
|
|
sp.ClientData.Horiz = stringPtr("")
|
|
}
|
|
sp.ClientData.Dx = 15
|
|
}
|
|
return nil
|
|
}
|
|
|
|
// addFormCtrlShape returns a VML shape by given preset and options.
|
|
func (f *File) addFormCtrlShape(preset formCtrlPreset, col, row int, anchor string, opts *vmlOptions) (*encodeShape, error) {
|
|
sp := encodeShape{
|
|
Fill: preset.fill,
|
|
Shadow: preset.shadow,
|
|
Path: &vPath{ConnectType: "none"},
|
|
TextBox: &vTextBox{
|
|
Style: "mso-direction-alt:auto",
|
|
Div: &xlsxDiv{Style: "text-align:left"},
|
|
},
|
|
ClientData: &xClientData{
|
|
ObjectType: preset.objectType,
|
|
Anchor: anchor,
|
|
AutoFill: preset.autoFill,
|
|
Row: intPtr(row - 1),
|
|
Column: intPtr(col - 1),
|
|
TextHAlign: preset.textHAlign,
|
|
TextVAlign: preset.textVAlign,
|
|
NoThreeD: preset.noThreeD,
|
|
FirstButton: preset.firstButton,
|
|
},
|
|
}
|
|
if opts.Format.PrintObject != nil && !*opts.Format.PrintObject {
|
|
sp.ClientData.PrintObject = "False"
|
|
}
|
|
if opts.Format.Positioning != "" {
|
|
idx := inStrSlice(supportedPositioning, opts.Format.Positioning, true)
|
|
if idx == -1 {
|
|
return &sp, ErrParameterInvalid
|
|
}
|
|
sp.ClientData.MoveWithCells = []*string{stringPtr(""), nil, nil}[idx]
|
|
sp.ClientData.SizeWithCells = []*string{stringPtr(""), stringPtr(""), nil}[idx]
|
|
}
|
|
if opts.FormControl.Type == FormControlNote {
|
|
sp.ClientData.MoveWithCells = stringPtr("")
|
|
sp.ClientData.SizeWithCells = stringPtr("")
|
|
}
|
|
if !opts.formCtrl {
|
|
return &sp, nil
|
|
}
|
|
sp.TextBox.Div.Font = formCtrlText(opts)
|
|
sp.ClientData.FmlaMacro = opts.Macro
|
|
if (opts.Type == FormControlCheckBox || opts.Type == FormControlOptionButton) && opts.Checked {
|
|
sp.ClientData.Checked = 1
|
|
}
|
|
return &sp, sp.addFormCtrl(opts)
|
|
}
|
|
|
|
// addDrawingVML provides a function to create VML drawing XML as
|
|
// xl/drawings/vmlDrawing%d.vml by given data ID, XML path and VML options. The
|
|
// anchor value is a comma-separated list of data written out as: LeftColumn,
|
|
// LeftOffset, TopRow, TopOffset, RightColumn, RightOffset, BottomRow,
|
|
// BottomOffset.
|
|
func (f *File) addDrawingVML(dataID int, drawingVML string, opts *vmlOptions) error {
|
|
col, row, err := CellNameToCoordinates(opts.FormControl.Cell)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
leftOffset, vmlID, vml, preset := 23, 202, f.VMLDrawing[drawingVML], formCtrlPresets[opts.Type]
|
|
style := "position:absolute;73.5pt;width:108pt;height:59.25pt;z-index:1;visibility:hidden"
|
|
if opts.formCtrl {
|
|
leftOffset, vmlID = 0, 201
|
|
style = "position:absolute;73.5pt;width:108pt;height:59.25pt;z-index:1;mso-wrap-style:tight"
|
|
}
|
|
colStart, rowStart, colEnd, rowEnd, x2, y2 := f.positionObjectPixels(opts.sheet, col, row, opts.Format.OffsetX, opts.Format.OffsetY, int(opts.FormControl.Width), int(opts.FormControl.Height))
|
|
anchor := fmt.Sprintf("%d, %d, %d, 0, %d, %d, %d, %d", colStart, leftOffset, rowStart, colEnd, x2, rowEnd, y2)
|
|
if vml == nil {
|
|
vml = &vmlDrawing{
|
|
XMLNSv: "urn:schemas-microsoft-com:vml",
|
|
XMLNSo: "urn:schemas-microsoft-com:office:office",
|
|
XMLNSx: "urn:schemas-microsoft-com:office:excel",
|
|
XMLNSmv: "http://macVmlSchemaUri",
|
|
ShapeLayout: &xlsxShapeLayout{
|
|
Ext: "edit", IDmap: &xlsxIDmap{Ext: "edit", Data: dataID},
|
|
},
|
|
ShapeType: &xlsxShapeType{
|
|
ID: fmt.Sprintf("_x0000_t%d", vmlID),
|
|
CoordSize: "21600,21600",
|
|
Spt: 202,
|
|
Path: "m0,0l0,21600,21600,21600,21600,0xe",
|
|
Stroke: &xlsxStroke{JoinStyle: "miter"},
|
|
VPath: &vPath{GradientShapeOK: "t", ConnectType: "rect"},
|
|
},
|
|
}
|
|
// Load exist VML shapes from xl/drawings/vmlDrawing%d.vml
|
|
d, err := f.decodeVMLDrawingReader(drawingVML)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
if d != nil {
|
|
vml.ShapeType.ID = d.ShapeType.ID
|
|
vml.ShapeType.CoordSize = d.ShapeType.CoordSize
|
|
vml.ShapeType.Spt = d.ShapeType.Spt
|
|
vml.ShapeType.Path = d.ShapeType.Path
|
|
for _, v := range d.Shape {
|
|
s := xlsxShape{
|
|
ID: v.ID,
|
|
Type: v.Type,
|
|
Style: v.Style,
|
|
Button: v.Button,
|
|
Filled: v.Filled,
|
|
FillColor: v.FillColor,
|
|
InsetMode: v.InsetMode,
|
|
Stroked: v.Stroked,
|
|
StrokeColor: v.StrokeColor,
|
|
Val: v.Val,
|
|
}
|
|
vml.Shape = append(vml.Shape, s)
|
|
}
|
|
}
|
|
}
|
|
sp, err := f.addFormCtrlShape(preset, col, row, anchor, opts)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
s, _ := xml.Marshal(sp)
|
|
shape := xlsxShape{
|
|
ID: "_x0000_s1025",
|
|
Type: fmt.Sprintf("#_x0000_t%d", vmlID),
|
|
Style: style,
|
|
Button: preset.strokeButton,
|
|
Filled: preset.filled,
|
|
FillColor: preset.fillColor,
|
|
Stroked: preset.stroked,
|
|
StrokeColor: preset.strokeColor,
|
|
Val: string(s[13 : len(s)-14]),
|
|
}
|
|
vml.Shape = append(vml.Shape, shape)
|
|
f.VMLDrawing[drawingVML] = vml
|
|
return err
|
|
}
|
|
|
|
// GetFormControls retrieves all form controls in a worksheet by a given
|
|
// worksheet name. Note that, this function does not support getting the width
|
|
// and height of the form controls currently.
|
|
func (f *File) GetFormControls(sheet string) ([]FormControl, error) {
|
|
var formControls []FormControl
|
|
// Read sheet data
|
|
ws, err := f.workSheetReader(sheet)
|
|
if err != nil {
|
|
return formControls, err
|
|
}
|
|
if ws.LegacyDrawing == nil {
|
|
return formControls, err
|
|
}
|
|
target := f.getSheetRelationshipsTargetByID(sheet, ws.LegacyDrawing.RID)
|
|
drawingVML := strings.ReplaceAll(target, "..", "xl")
|
|
vml := f.VMLDrawing[drawingVML]
|
|
if vml == nil {
|
|
// Load exist VML shapes from xl/drawings/vmlDrawing%d.vml
|
|
d, err := f.decodeVMLDrawingReader(drawingVML)
|
|
if err != nil {
|
|
return formControls, err
|
|
}
|
|
for _, sp := range d.Shape {
|
|
if sp.Type != "#_x0000_t201" {
|
|
continue
|
|
}
|
|
formControl, err := extractFormControl(sp.Val)
|
|
if err != nil {
|
|
return formControls, err
|
|
}
|
|
if formControl.Type == FormControlNote || formControl.Cell == "" {
|
|
continue
|
|
}
|
|
formControls = append(formControls, formControl)
|
|
}
|
|
return formControls, err
|
|
}
|
|
for _, sp := range vml.Shape {
|
|
if sp.Type != "#_x0000_t201" {
|
|
continue
|
|
}
|
|
formControl, err := extractFormControl(sp.Val)
|
|
if err != nil {
|
|
return formControls, err
|
|
}
|
|
if formControl.Type == FormControlNote || formControl.Cell == "" {
|
|
continue
|
|
}
|
|
formControls = append(formControls, formControl)
|
|
}
|
|
return formControls, err
|
|
}
|
|
|
|
// extractFormControl provides a function to extract form controls for a
|
|
// worksheets by given client data.
|
|
func extractFormControl(clientData string) (FormControl, error) {
|
|
var (
|
|
err error
|
|
formControl FormControl
|
|
shapeVal decodeShapeVal
|
|
)
|
|
if err = xml.Unmarshal([]byte(fmt.Sprintf("<shape>%s</shape>", clientData)), &shapeVal); err != nil {
|
|
return formControl, err
|
|
}
|
|
for formCtrlType, preset := range formCtrlPresets {
|
|
if shapeVal.ClientData.ObjectType == preset.objectType && shapeVal.ClientData.Anchor != "" {
|
|
formControl.Paragraph = extractVMLFont(shapeVal.TextBox.Div.Font)
|
|
if len(formControl.Paragraph) > 0 && formControl.Paragraph[0].Font == nil {
|
|
formControl.Text = formControl.Paragraph[0].Text
|
|
formControl.Paragraph = formControl.Paragraph[1:]
|
|
}
|
|
formControl.Type = formCtrlType
|
|
col, row, err := extractAnchorCell(shapeVal.ClientData.Anchor)
|
|
if err != nil {
|
|
return formControl, err
|
|
}
|
|
if formControl.Cell, err = CoordinatesToCellName(col+1, row+1); err != nil {
|
|
return formControl, err
|
|
}
|
|
formControl.Macro = shapeVal.ClientData.FmlaMacro
|
|
formControl.Checked = shapeVal.ClientData.Checked != 0
|
|
formControl.CellLink = shapeVal.ClientData.FmlaLink
|
|
formControl.CurrentVal = shapeVal.ClientData.Val
|
|
formControl.MinVal = shapeVal.ClientData.Min
|
|
formControl.MaxVal = shapeVal.ClientData.Max
|
|
formControl.IncChange = shapeVal.ClientData.Inc
|
|
formControl.PageChange = shapeVal.ClientData.Page
|
|
formControl.Horizontally = shapeVal.ClientData.Horiz != nil
|
|
}
|
|
}
|
|
return formControl, err
|
|
}
|
|
|
|
// extractAnchorCell extract left-top cell coordinates from given VML anchor
|
|
// comma-separated list values.
|
|
func extractAnchorCell(anchor string) (int, int, error) {
|
|
var (
|
|
leftCol, topRow int
|
|
err error
|
|
pos = strings.Split(anchor, ",")
|
|
)
|
|
if len(pos) != 8 {
|
|
return leftCol, topRow, ErrParameterInvalid
|
|
}
|
|
leftCol, err = strconv.Atoi(strings.TrimSpace(pos[0]))
|
|
if err != nil {
|
|
return leftCol, topRow, ErrColumnNumber
|
|
}
|
|
topRow, err = strconv.Atoi(strings.TrimSpace(pos[2]))
|
|
return leftCol, topRow, err
|
|
}
|
|
|
|
// extractVMLFont extract rich-text and font format from given VML font element.
|
|
func extractVMLFont(font []decodeVMLFont) []RichTextRun {
|
|
var runs []RichTextRun
|
|
extractU := func(u *decodeVMLFontU, run *RichTextRun) {
|
|
if u == nil {
|
|
return
|
|
}
|
|
run.Text += u.Val
|
|
if run.Font == nil {
|
|
run.Font = &Font{}
|
|
}
|
|
run.Font.Underline = "single"
|
|
if u.Class == "font1" {
|
|
run.Font.Underline = "double"
|
|
}
|
|
}
|
|
extractI := func(i *decodeVMLFontI, run *RichTextRun) {
|
|
if i == nil {
|
|
return
|
|
}
|
|
extractU(i.U, run)
|
|
run.Text += i.Val
|
|
if run.Font == nil {
|
|
run.Font = &Font{}
|
|
}
|
|
run.Font.Italic = true
|
|
}
|
|
extractB := func(b *decodeVMLFontB, run *RichTextRun) {
|
|
if b == nil {
|
|
return
|
|
}
|
|
extractI(b.I, run)
|
|
run.Text += b.Val
|
|
if run.Font == nil {
|
|
run.Font = &Font{}
|
|
}
|
|
run.Font.Bold = true
|
|
}
|
|
for _, fnt := range font {
|
|
var run RichTextRun
|
|
extractB(fnt.B, &run)
|
|
extractI(fnt.I, &run)
|
|
extractU(fnt.U, &run)
|
|
run.Text += fnt.Val
|
|
if fnt.Face != "" || fnt.Size > 0 || fnt.Color != "" {
|
|
if run.Font == nil {
|
|
run.Font = &Font{}
|
|
}
|
|
run.Font.Family = fnt.Face
|
|
run.Font.Size = float64(fnt.Size / 20)
|
|
run.Font.Color = fnt.Color
|
|
}
|
|
runs = append(runs, run)
|
|
}
|
|
return runs
|
|
}
|