Creates an anchor at a specified position in the worksheet.
rowNumberThe 0-based row number of the cell in which the anchor will be positioned.
columnNumberThe 0-based column number of the cell in which the anchor will be positioned.
offsetXThe X offset from the cell's left side as a percentage of the cell's width. If this worksheet is a chartsheet, this value is a percentage of the chart's width. This value must be between 0 and 100.
offsetYThe Y offset from the top of the cell as a percentage of the cell's height. If this worksheet is a chartsheet, this value is a percentage of the chart's height. This value must be between 0 and 100.
ReturnsAn Anchor object.
An anchor represents the position of a floating (non-cell data) object within a spreadsheet. The position is maintained as a row number + a percentage of the row's width and a column number + a percentage of the column's height.
If this Worksheet is actually a Chartsheet, the rowNumber and columnNumber values are disregarded and the offsetX and offsetY values are interperted to be a percentage of the Chart's width and height, respectivly.