sheetjs/bits/70_csheet.js
SheetJS f43cacaf5e experimental dense representation
- browser demo save file in global (fixes #573 h/t @WildDusk)
- flesh out XLSB record expectations (fixes #624 h/t @pgeeh)
- `dense` mode (fixes #34 h/t @schleumer)
2017-04-08 02:55:35 -04:00

86 lines
2.7 KiB
JavaScript

RELS.CS = "http://schemas.openxmlformats.org/officeDocument/2006/relationships/chartsheet";
var CS_XML_ROOT = writextag('chartsheet', null, {
'xmlns': XMLNS.main[0],
'xmlns:r': XMLNS.r
});
/* 18.3 Worksheets also covers Chartsheets */
function parse_cs_xml(data/*:?string*/, opts, rels, wb, themes, styles)/*:Worksheet*/ {
if(!data) return data;
/* 18.3.1.12 chartsheet CT_ChartSheet */
if(!rels) rels = {'!id':{}};
var s = {'!type':"chart", '!chart':null, '!rel':""};
var m;
/* 18.3.1.36 drawing CT_Drawing */
if((m = data.match(/drawing r:id="(.*?)"/))) s['!rel'] = m[1];
if(rels['!id'][s['!rel']]) s['!chart'] = rels['!id'][s['!rel']];
return s;
}
function write_cs_xml(idx/*:number*/, opts, wb/*:Workbook*/, rels)/*:string*/ {
var o = [XML_HEADER, CS_XML_ROOT];
o[o.length] = writextag("drawing", null, {"r:id": "rId1"});
add_rels(rels, -1, "../drawings/drawing" + (idx+1) + ".xml", RELS.DRAW);
if(o.length>2) { o[o.length] = ('</chartsheet>'); o[1]=o[1].replace("/>",">"); }
return o.join("");
}
/* [MS-XLSB] 2.1.7.7 Chart Sheet */
function parse_cs_bin(data, opts, rels, wb, themes, styles)/*:Worksheet*/ {
if(!data) return data;
if(!rels) rels = {'!id':{}};
var s = {'!type':"chart", '!chart':null, '!rel':""};
var state = [];
var pass = false;
recordhopper(data, function cs_parse(val, Record, RT) {
switch(Record.n) {
case 'BrtDrawing': s['!rel'] = val; break;
case 'BrtUid': break;
case 'BrtMargins': break; // TODO
case 'BrtLegacyDrawing': break; // TODO
case 'BrtLegacyDrawingHF': break; // TODO
case 'BrtBkHim': break; // TODO
case 'BrtCsProp': break; // TODO
case 'BrtCsProtection': break; // TODO
case 'BrtCsProtectionIso': break; // TODO
case 'BrtCsPageSetup': break; // TODO
case 'BrtFRTBegin': pass = true; break;
case 'BrtFRTEnd': pass = false; break;
case 'BrtACBegin': state.push(R.n); break;
case 'BrtACEnd': state.pop(); break;
default:
if((Record.n||"").indexOf("Begin") > 0) state.push(Record.n);
else if((Record.n||"").indexOf("End") > 0) state.pop();
else if(!pass || opts.WTF) throw new Error("Unexpected record " + RT + " " + Record.n);
}
}, opts);
if(rels['!id'][s['!rel']]) s['!chart'] = rels['!id'][s['!rel']];
return s;
}
function write_cs_bin(idx/*:number*/, opts, wb/*:Workbook*/, rels) {
var ba = buf_array();
write_record(ba, "BrtBeginSheet");
/* [BrtCsProp] */
/* CSVIEWS */
/* [[BrtCsProtectionIso] BrtCsProtection] */
/* [USERCSVIEWS] */
/* [BrtMargins] */
/* [BrtCsPageSetup] */
/* [HEADERFOOTER] */
/* BrtDrawing */
/* [BrtLegacyDrawing] */
/* [BrtLegacyDrawingHF] */
/* [BrtBkHim] */
/* [WEBPUBITEMS] */
/* FRTCHARTSHEET */
write_record(ba, "BrtEndSheet");
return ba.end();
}