Zoom (Property)

in an Image control. The management of automatic scrollbars and zoom must be enabled in this Image control ("Automatic scrollbars and zoom" in the "Details" tab of the control description window).
in a Map control.
in a PDF Reader control.

Versions 18 and later

This property is now available for Map controls in iPhone/iPad applications.

New in version 18

This property is now available for Map controls in iPhone/iPad applications.

Versions 21 and later

This property is now available in Universal Windows 10 App mode for Map controls.

New in version 21

This property is now available in Universal Windows 10 App mode for Map controls.

Versions 25 and later

This property is now available for PDF Reader controls in Android applications.

This property is now available for PDF Reader controls in iPhone/iPad applications.

New in version 25

This property is now available for PDF Reader controls in Android applications.

This property is now available for PDF Reader controls in iPhone/iPad applications.

This property is now available for PDF Reader controls in Android applications.

This property is now available for PDF Reader controls in iPhone/iPad applications.

Example

// 40% zoom on the PDF file displayed in the Image control
IMG_Image_PDF..Zoom = 40

Syntax

Finding out the zoom value Hide the details

<Result> = <Element used>..Zoom

<Result>: Integer

Value of zoom currently performed in the element. This value corresponds to:
In an Image control: the zoom percentage.
In a Map control: to a value found between 1 (display of the entire table) and 21.
In a PDF Reader control: the zoom percentage.

<Element used>: Control name or window name

Name of element to use:
Name of Image control.
Name of Map control.
Name of PDF Reader control.

Modifying the zoom value Hide the details

<Element used>: Control name or window name

Name of element to use:
Name of Image control.
Name of Map control.
Name of PDF Reader control.

<New zoom>: Integer or Integer constant

New zoom value that will be applied to the element.
Versions 24 and later
For a PDF Reader control, this value can correspond to:
a percentage.
one of the following constants:
zoomAdaptHeight Displays the PDF file at full height in the PDF Reader control.
zoomAdaptWidth Displays the PDF file at full width in the PDF Reader control.
zoomAdaptSize Displays the entire PDF file in the PDF Reader control.
Remark: the zoom value is not stored when a new PDF file is loaded in the control.
New in version 24
For a PDF Reader control, this value can correspond to:
a percentage.
one of the following constants:
zoomAdaptHeight Displays the PDF file at full height in the PDF Reader control.
zoomAdaptWidth Displays the PDF file at full width in the PDF Reader control.
zoomAdaptSize Displays the entire PDF file in the PDF Reader control.
Remark: the zoom value is not stored when a new PDF file is loaded in the control.
For a PDF Reader control, this value can correspond to:
a percentage.
one of the following constants:
zoomAdaptHeight Displays the PDF file at full height in the PDF Reader control.
zoomAdaptWidth Displays the PDF file at full width in the PDF Reader control.
zoomAdaptSize Displays the entire PDF file in the PDF Reader control.
Remark: the zoom value is not stored when a new PDF file is loaded in the control.
For an Image control, this value can correspond to:
a percentage.
one of the following constants:
zoomAdaptHeight Displays the image full height in the Image control.
zoomAdaptWidth Displays the image full width in the Image control.
zoomAdaptSize Displays the entire image in the Image control.
Remark: the zoom value is not stored when a new image is loaded in the control.
For a Map control:
this value is included between 1 (the entire Earth is displayed) and 21.
Versions 20 and later
this value can correspond to the following constant:
zoomAdaptSize Adapts the zoom of Map control in order for all the markers to be visible at the same time.
New in version 20
this value can correspond to the following constant:
zoomAdaptSize Adapts the zoom of Map control in order for all the markers to be visible at the same time.
this value can correspond to the following constant:
zoomAdaptSize Adapts the zoom of Map control in order for all the markers to be visible at the same time.

Remarks

Limit

This property only applies to:

Image controls with the "Automatic scrollbars and zoom" option.
Map controls.
a PDF Reader control.

Related Examples:

Unit examples (WINDEV): The Image control (display a PDF or a TIFF)

[ + ] Displaying a PDF or TIFF document in the Image control found in a window.

Unit examples (WEBDEV): The Map control

[ + ] This example explains how to use the Map control of WEBDEV.
It can be used to display a map that includes markers as well as an itinerary.

Unit examples (WINDEV): The Map control

[ + ] Using the Map control of WINDEV.
It is used to display a map that includes markers as well as an itinerary.