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paragraph.go
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paragraph.go
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// Copyright 2017 Baliance. All rights reserved.
//
// Use of this source code is governed by the terms of the Affero GNU General
// Public License version 3.0 as published by the Free Software Foundation and
// appearing in the file LICENSE included in the packaging of this file. A
// commercial license can be purchased by contacting [email protected].
package document
import (
"baliance.com/gooxml/schema/soo/wml"
)
// Paragraph is a paragraph within a document.
type Paragraph struct {
d *Document
x *wml.CT_P
}
// X returns the inner wrapped XML type.
func (p Paragraph) X() *wml.CT_P {
return p.x
}
func (p Paragraph) ensurePPr() {
if p.x.PPr == nil {
p.x.PPr = wml.NewCT_PPr()
}
}
// RemoveRun removes a child run from a paragraph.
func (p Paragraph) RemoveRun(r Run) {
for _, c := range p.x.EG_PContent {
for i, rc := range c.EG_ContentRunContent {
if rc.R == r.x {
copy(c.EG_ContentRunContent[i:], c.EG_ContentRunContent[i+1:])
c.EG_ContentRunContent = c.EG_ContentRunContent[0 : len(c.EG_ContentRunContent)-1]
}
if rc.Sdt != nil && rc.Sdt.SdtContent != nil {
for i, rc2 := range rc.Sdt.SdtContent.EG_ContentRunContent {
if rc2.R == r.x {
copy(rc.Sdt.SdtContent.EG_ContentRunContent[i:], rc.Sdt.SdtContent.EG_ContentRunContent[i+1:])
rc.Sdt.SdtContent.EG_ContentRunContent = rc.Sdt.SdtContent.EG_ContentRunContent[0 : len(rc.Sdt.SdtContent.EG_ContentRunContent)-1]
}
}
}
}
}
}
// Properties returns the paragraph properties.
func (p Paragraph) Properties() ParagraphProperties {
p.ensurePPr()
return ParagraphProperties{p.d, p.x.PPr}
}
// Style returns the style for a paragraph, or an empty string if it is unset.
func (p Paragraph) Style() string {
if p.x.PPr != nil && p.x.PPr.PStyle != nil {
return p.x.PPr.PStyle.ValAttr
}
return ""
}
// SetStyle sets the style of a paragraph and is identical to setting it on the
// paragraph's Properties()
func (p Paragraph) SetStyle(s string) {
p.ensurePPr()
if s == "" {
p.x.PPr.PStyle = nil
} else {
p.x.PPr.PStyle = wml.NewCT_String()
p.x.PPr.PStyle.ValAttr = s
}
}
// AddRun adds a run to a paragraph.
func (p Paragraph) AddRun() Run {
pc := wml.NewEG_PContent()
p.x.EG_PContent = append(p.x.EG_PContent, pc)
rc := wml.NewEG_ContentRunContent()
pc.EG_ContentRunContent = append(pc.EG_ContentRunContent, rc)
r := wml.NewCT_R()
rc.R = r
return Run{p.d, r}
}
// Runs returns all of the runs in a paragraph.
func (p Paragraph) Runs() []Run {
ret := []Run{}
for _, c := range p.x.EG_PContent {
for _, rc := range c.EG_ContentRunContent {
if rc.R != nil {
ret = append(ret, Run{p.d, rc.R})
}
if rc.Sdt != nil && rc.Sdt.SdtContent != nil {
for _, rc2 := range rc.Sdt.SdtContent.EG_ContentRunContent {
if rc2.R != nil {
ret = append(ret, Run{p.d, rc2.R})
}
}
}
}
}
return ret
}
// InsertRunAfter inserts a run in the paragraph after the relative run.
func (p Paragraph) InsertRunAfter(relativeTo Run) Run {
return p.insertRun(relativeTo, false)
}
// InsertRunBefore inserts a run in the paragraph before the relative run.
func (p Paragraph) InsertRunBefore(relativeTo Run) Run {
return p.insertRun(relativeTo, true)
}
func (p Paragraph) insertRun(relativeTo Run, before bool) Run {
for _, c := range p.x.EG_PContent {
for i, rc := range c.EG_ContentRunContent {
if rc.R == relativeTo.X() {
r := wml.NewCT_R()
c.EG_ContentRunContent = append(c.EG_ContentRunContent, nil)
if before {
copy(c.EG_ContentRunContent[i+1:], c.EG_ContentRunContent[i:])
c.EG_ContentRunContent[i] = wml.NewEG_ContentRunContent()
c.EG_ContentRunContent[i].R = r
} else {
copy(c.EG_ContentRunContent[i+2:], c.EG_ContentRunContent[i+1:])
c.EG_ContentRunContent[i+1] = wml.NewEG_ContentRunContent()
c.EG_ContentRunContent[i+1].R = r
}
return Run{p.d, r}
}
if rc.Sdt != nil && rc.Sdt.SdtContent != nil {
for _, rc2 := range rc.Sdt.SdtContent.EG_ContentRunContent {
if rc2.R == relativeTo.X() {
r := wml.NewCT_R()
rc.Sdt.SdtContent.EG_ContentRunContent = append(rc.Sdt.SdtContent.EG_ContentRunContent, nil)
if before {
copy(rc.Sdt.SdtContent.EG_ContentRunContent[i+1:], rc.Sdt.SdtContent.EG_ContentRunContent[i:])
rc.Sdt.SdtContent.EG_ContentRunContent[i] = wml.NewEG_ContentRunContent()
rc.Sdt.SdtContent.EG_ContentRunContent[i].R = r
} else {
copy(rc.Sdt.SdtContent.EG_ContentRunContent[i+2:], rc.Sdt.SdtContent.EG_ContentRunContent[i+1:])
rc.Sdt.SdtContent.EG_ContentRunContent[i+1] = wml.NewEG_ContentRunContent()
rc.Sdt.SdtContent.EG_ContentRunContent[i+1].R = r
}
return Run{p.d, r}
}
}
}
}
}
return p.AddRun()
}
// AddHyperLink adds a new hyperlink to a parapgraph.
func (p Paragraph) AddHyperLink() HyperLink {
pc := wml.NewEG_PContent()
p.x.EG_PContent = append(p.x.EG_PContent, pc)
pc.Hyperlink = wml.NewCT_Hyperlink()
return HyperLink{p.d, pc.Hyperlink}
}
// AddBookmark adds a bookmark to a document that can then be used from a hyperlink. Name is a document
// unique name that identifies the bookmark so it can be referenced from hyperlinks.
func (p Paragraph) AddBookmark(name string) Bookmark {
pc := wml.NewEG_PContent()
rc := wml.NewEG_ContentRunContent()
pc.EG_ContentRunContent = append(pc.EG_ContentRunContent, rc)
relt := wml.NewEG_RunLevelElts()
rc.EG_RunLevelElts = append(rc.EG_RunLevelElts, relt)
markEl := wml.NewEG_RangeMarkupElements()
bmStart := wml.NewCT_Bookmark()
markEl.BookmarkStart = bmStart
relt.EG_RangeMarkupElements = append(relt.EG_RangeMarkupElements, markEl)
markEl = wml.NewEG_RangeMarkupElements()
markEl.BookmarkEnd = wml.NewCT_MarkupRange()
relt.EG_RangeMarkupElements = append(relt.EG_RangeMarkupElements, markEl)
p.x.EG_PContent = append(p.x.EG_PContent, pc)
bm := Bookmark{bmStart}
bm.SetName(name)
return bm
}
// SetNumberingLevel sets the numbering level of a paragraph. If used, then the
// NumberingDefinition must also be set via SetNumberingDefinition or
// SetNumberingDefinitionByID.
func (p Paragraph) SetNumberingLevel(listLevel int) {
p.ensurePPr()
if p.x.PPr.NumPr == nil {
p.x.PPr.NumPr = wml.NewCT_NumPr()
}
lvl := wml.NewCT_DecimalNumber()
lvl.ValAttr = int64(listLevel)
p.x.PPr.NumPr.Ilvl = lvl
}
// SetNumberingDefinition sets the numbering definition ID via a NumberingDefinition
// defined in numbering.xml
func (p Paragraph) SetNumberingDefinition(nd NumberingDefinition) {
p.ensurePPr()
if p.x.PPr.NumPr == nil {
p.x.PPr.NumPr = wml.NewCT_NumPr()
}
lvl := wml.NewCT_DecimalNumber()
numID := int64(-1)
for _, n := range p.d.Numbering.x.Num {
if n.AbstractNumId != nil && n.AbstractNumId.ValAttr == nd.AbstractNumberID() {
numID = n.NumIdAttr
}
}
if numID == -1 {
num := wml.NewCT_Num()
p.d.Numbering.x.Num = append(p.d.Numbering.x.Num, num)
num.NumIdAttr = int64(len(p.d.Numbering.x.Num))
num.AbstractNumId = wml.NewCT_DecimalNumber()
num.AbstractNumId.ValAttr = nd.AbstractNumberID()
}
lvl.ValAttr = numID
p.x.PPr.NumPr.NumId = lvl
}
// SetNumberingDefinitionByID sets the numbering definition ID directly, which must
// match an ID defined in numbering.xml
func (p Paragraph) SetNumberingDefinitionByID(abstractNumberID int64) {
p.ensurePPr()
if p.x.PPr.NumPr == nil {
p.x.PPr.NumPr = wml.NewCT_NumPr()
}
lvl := wml.NewCT_DecimalNumber()
lvl.ValAttr = int64(abstractNumberID)
p.x.PPr.NumPr.NumId = lvl
}