GetScale()
Summary
Gets the scale of a map.
Syntax
scale = GetScale(string map_name)
| Argument | Contents |
|---|---|
| map_name | The map for which the scale is required |
Returns
A real number that is denominator of the map scale expressed as a ratio. For example, if the map scale is 1:2,000,000, GetScale() returns 2,000,000.
Example
curr_scl = GetScale()
new_scl = curr_scl / 2.0
SetScale(new_scl)
SetScale(GetScale() / 2.0)Error Codes
| Error Type | Meaning |
|---|---|
| NotFound | The specified map name does not exist |
See Also
| Function | Summary |
|---|---|
| GetLayerAutoscale() | Determines whether a layer is hidden in the current map due to autoscaling |
| GetLayerScale() | Gets the range of scales at which a layer displays (autoscale) |
| GetLayerScaleFlag() | Gets the autoscale flag for a layer |
| GetSetScale() | Gets the range of scales at which a selection set displays (autoscale) |
| SetLayerScale() | Sets the range of scales at which a layer displays (autoscale) |
| SetLayerScaleFlag() | Sets the autoscale flag for a layer |
| SetScale() | Sets the scale of a map |
| SetSetScale() | Sets the range of scales at which a selection set displays (autoscale) |