module Axlsx

  # XML Encoding
  ENCODING = "UTF-8"

  # spreadsheetML namespace
  XML_NS = "http://schemas.openxmlformats.org/spreadsheetml/2006/main"

  # content-types namespace
  XML_NS_T = "http://schemas.openxmlformats.org/package/2006/content-types"

  # extended-properties namespace
  APP_NS = "http://schemas.openxmlformats.org/officeDocument/2006/extended-properties"

  # doc props namespace
  APP_NS_VT = "http://schemas.openxmlformats.org/officeDocument/2006/docPropsVTypes"

  # core properties namespace
  CORE_NS = "http://schemas.openxmlformats.org/package/2006/metadata/core-properties"

  # dc elements (core) namespace
  CORE_NS_DC = "http://purl.org/dc/elements/1.1/"
  
  # dcmit (core) namespcace
  CORE_NS_DCMIT = "http://purl.org/dc/dcmitype/"

  # dc terms namespace
  CORE_NS_DCT = "http://purl.org/dc/terms/"

  # xml schema namespace
  CORE_NS_XSI = "http://www.w3.org/2001/XMLSchema-instance"
  
  # spreadsheet drawing namespace
  XML_NS_XDR = "http://schemas.openxmlformats.org/drawingml/2006/spreadsheetDrawing"
  
  # drawing namespace
  XML_NS_A  = "http://schemas.openxmlformats.org/drawingml/2006/main"

  # chart namespace
  XML_NS_C  = "http://schemas.openxmlformats.org/drawingml/2006/chart"

  # relationships namespace
  XML_NS_R = "http://schemas.openxmlformats.org/officeDocument/2006/relationships"


  # relationships name space
  RELS_R = "http://schemas.openxmlformats.org/package/2006/relationships"

  # table rels namespace
  TABLE_R = "http://schemas.openxmlformats.org/officeDocument/2006/relationships/table"
  
  # workbook rels namespace
  WORKBOOK_R = "http://schemas.openxmlformats.org/officeDocument/2006/relationships/officeDocument"

  # worksheet rels namespace
  WORKSHEET_R = "http://schemas.openxmlformats.org/officeDocument/2006/relationships/worksheet"

  # app rels namespace
  APP_R = "http://schemas.openxmlformats.org/officeDocument/2006/relationships/extended-properties"

  # core rels namespace
  CORE_R = "http://schemas.openxmlformats.org/officeDocument/2006/relationships/metadata/core-properties"

  # styles rels namespace
  STYLES_R = "http://schemas.openxmlformats.org/officeDocument/2006/relationships/styles"

  # drawing rels namespace
  DRAWING_R = "http://schemas.openxmlformats.org/officeDocument/2006/relationships/drawing"

  # chart rels namespace
  CHART_R = "http://schemas.openxmlformats.org/officeDocument/2006/relationships/chart"

  # table content type 
  TABLE_CT = "application/vnd.openxmlformats-officedocument.spreadsheetml.table+xml"

  # workbook content type
  WORKBOOK_CT = "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet.main+xml"

  # app content type
  APP_CT = "application/vnd.openxmlformats-officedocument.extended-properties+xml"

  # rels content type
  RELS_CT = "application/vnd.openxmlformats-package.relationships+xml"  

  # styles content type
  STYLES_CT = "application/vnd.openxmlformats-officedocument.spreadsheetml.styles+xml"

  # xml content type
  XML_CT = "application/xml"
  
  # worksheet content type
  WORKSHEET_CT = "application/vnd.openxmlformats-officedocument.spreadsheetml.worksheet+xml"

  # shared strings content type
  SHARED_STRINGS_CT = "application/vnd.openxmlformats-officedocument.spreadsheetml.sharedStrings+xml"

  # core content type
  CORE_CT = "application/vnd.openxmlformats-package.core-properties+xml"

  # chart content type
  CHART_CT = "application/vnd.openxmlformats-officedocument.drawingml.chart+xml"

  #drawing content type
  DRAWING_CT = "application/vnd.openxmlformats-officedocument.drawing+xml"

  # xml content type extensions
  XML_EX = "xml"

  # rels content type extension
  RELS_EX = "rels"

  # workbook part
  WORKBOOK_PN = "xl/workbook.xml"

  # styles part
  STYLES_PN = "styles.xml"
  
  # app part
  APP_PN = "docProps/app.xml"
  
  # core part
  CORE_PN = "docProps/core.xml"

  # content types part
  CONTENT_TYPES_PN = "[Content_Types].xml"

  # rels part
  RELS_PN = "_rels/.rels"

  # workbook rels part
  WORKBOOK_RELS_PN = "xl/_rels/workbook.xml.rels"

  # worksheet part
  WORKSHEET_PN = "worksheets/sheet%d.xml"

  # worksheet rels part
  WORKSHEET_RELS_PN = "worksheets/_rels/sheet%d.xml.rels"

  # drawing part
  DRAWING_PN = "drawings/drawing%d.xml"

  # drawing rels part
  DRAWING_RELS_PN = "drawings/_rels/drawing%d.xml.rels"

  # chart part
  CHART_PN = "charts/chart%d.xml"

  # App validation schema
  APP_XSD = "lib/schema/shared-documentPropertiesExtended.xsd"

  # core validation schema
  CORE_XSD = "lib/schema/opc-coreProperties.xsd"

  # content types validation schema
  CONTENT_TYPES_XSD = "lib/schema/opc-contentTypes.xsd"

  # rels validation schema
  RELS_XSD = "lib/schema/opc-relationships.xsd"

  # spreadsheetML validation schema
  SML_XSD = "lib/schema/sml.xsd"
  
  # drawing validation schema
  DRAWING_XSD = "lib/schema/dml-spreadsheetDrawing.xsd"

  # number format id for pecentage formatting using the default formatting id.
  NUM_FMT_PERCENT = 9 

  # number format id for date format like 2011/11/13
  NUM_FMT_YYYYMMDD = 100

  # number format id for time format the creates 2011/11/13 12:23:10
  NUM_FMT_YYYYMMDDHHMMSS = 101

  # cellXfs id for thin borders around the cell
  STYLE_THIN_BORDER = 1

  # error messages RestrictionValidor
  ERR_RESTRICTION = "Invalid Data: %s. %s must be one of %s." 

  # error message DataTypeValidator
  ERR_TYPE = "Invalid Data %s for %s. must be %s."

  # error message for RegexValidator
  ERR_REGEX = "Invalid Data. %s does not match %s."
end