BlackForestBytes/xls
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add hyperlink and formula cell support

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This commit is contained in:
Liu Ming
2015-03-24 13:06:52 +08:00
parent c7f56bc92a
commit 5544765b84
6 changed files with 208 additions and 34 deletions
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106
worksheet.go
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@@ -4,6 +4,8 @@ import (
"encoding/binary"
"fmt"
"io"
"log"
"unicode/utf16"
)
type Boundsheet struct {
@@ -36,10 +38,10 @@ func (w *WorkSheet) Parse(buf io.ReadSeeker) {
}
func (w *WorkSheet) parseBof(buf io.ReadSeeker, bof *BOF, pre *BOF) *BOF {
var col Coler
var col interface{}
switch bof.Id {
case 0x0E5: //MERGEDCELLS
// ws.mergedCells(buf)
// case 0x0E5: //MERGEDCELLS
// ws.mergedCells(buf)
case 0x208: //ROW
r := new(RowInfo)
binary.Read(buf, binary.LittleEndian, r)
@@ -68,8 +70,11 @@ func (w *WorkSheet) parseBof(buf io.ReadSeeker, bof *BOF, pre *BOF) *BOF {
col = new(NumberCol)
binary.Read(buf, binary.LittleEndian, col)
case 0x06: //FORMULA
col = new(FormulaCol)
binary.Read(buf, binary.LittleEndian, col)
c := new(FormulaCol)
binary.Read(buf, binary.LittleEndian, &c.Header)
c.Bts = make([]byte, bof.Size-20)
binary.Read(buf, binary.LittleEndian, &c.Bts)
col = c
case 0x27e: //RK
col = new(RkCol)
binary.Read(buf, binary.LittleEndian, col)
@@ -79,16 +84,86 @@ func (w *WorkSheet) parseBof(buf io.ReadSeeker, bof *BOF, pre *BOF) *BOF {
case 0x201: //BLANK
col = new(BlankCol)
binary.Read(buf, binary.LittleEndian, col)
case 0x1b8: //HYPERLINK
var hy HyperLink
binary.Read(buf, binary.LittleEndian, &hy.CellRange)
buf.Seek(20, 1)
var flag uint32
binary.Read(buf, binary.LittleEndian, &flag)
var count uint32
if flag&0x14 != 0 {
binary.Read(buf, binary.LittleEndian, &count)
var bts = make([]uint16, count)
binary.Read(buf, binary.LittleEndian, &bts)
runes := utf16.Decode(bts[:len(bts)-1])
hy.Description = string(runes)
}
if flag&0x80 != 0 {
binary.Read(buf, binary.LittleEndian, &count)
var bts = make([]uint16, count)
binary.Read(buf, binary.LittleEndian, &bts)
runes := utf16.Decode(bts[:len(bts)-1])
hy.TargetFrame = string(runes)
}
if flag&0x1 != 0 {
var guid [2]uint64
binary.Read(buf, binary.BigEndian, &guid)
if guid[0] == 0xE0C9EA79F9BACE11 && guid[1] == 0x8C8200AA004BA90B { //URL
binary.Read(buf, binary.LittleEndian, &count)
var bts = make([]uint16, count/2)
binary.Read(buf, binary.LittleEndian, &bts)
runes := utf16.Decode(bts[:len(bts)-1])
hy.Url = string(runes)
} else {
log.Panicln("not support yet")
}
}
if flag&0x8 != 0 {
binary.Read(buf, binary.LittleEndian, &count)
var bts = make([]uint16, count)
binary.Read(buf, binary.LittleEndian, &bts)
runes := utf16.Decode(bts[:len(bts)-1])
hy.TextMark = string(runes)
}
w.addRange(&hy.CellRange, &hy)
//
// bts := make([]byte, 20)
// binary.Read(buf, binary.LittleEndian, bts)
//
// if flag&0x80 != 0 {
// binary.Read(buf, binary.LittleEndian, &count)
// var bts = make([]uint16, count)
// binary.Read(buf, binary.LittleEndian, &bts)
// runes := utf16.Decode(bts)
// hy.TargetFrame = string(runes)
// }
default:
fmt.Printf("Unknow %X,%d\n", bof.Id, bof.Size)
buf.Seek(int64(bof.Size), 1)
}
if col != nil {
w.addCell(col)
w.add(col)
}
return bof
}
func (w *WorkSheet) addCell(col Coler) {
func (w *WorkSheet) add(content interface{}) {
if ch, ok := content.(ContentHandler); ok {
if col, ok := content.(Coler); ok {
w.addCell(col, ch)
}
}
}
func (w *WorkSheet) addCell(col Coler, ch ContentHandler) {
var row *Row
var ok bool
if row, ok = w.Rows[col.Row()]; !ok {
@@ -96,7 +171,20 @@ func (w *WorkSheet) addCell(col Coler) {
info.Index = col.Row()
row = w.addRow(info)
}
row.Cols[col.FirstCol()] = col
row.Cols[ch.FirstCol()] = ch
}
func (w *WorkSheet) addRange(rang Ranger, ch ContentHandler) {
var row *Row
var ok bool
for i := rang.FirstRow(); i <= rang.LastRow(); i++ {
if row, ok = w.Rows[i]; !ok {
info := new(RowInfo)
info.Index = i
row = w.addRow(info)
}
row.Cols[ch.FirstCol()] = ch
}
}
func (w *WorkSheet) addRow(info *RowInfo) (row *Row) {
@@ -107,7 +195,7 @@ func (w *WorkSheet) addRow(info *RowInfo) (row *Row) {
if row, ok = w.Rows[info.Index]; ok {
row.info = info
} else {
row = &Row{info: info, Cols: make(map[uint16]Coler)}
row = &Row{info: info, Cols: make(map[uint16]ContentHandler)}
w.Rows[info.Index] = row
}
return