Display Button Element
The DisplayButtonElement draws a button at the configured position where click events should be captured.
Displays that do not support pixel based drawings or touch events may not include this Element into the sketch.
The DisplayLineElement is included in the collection of Display-Draw elements and can be used on pixel based displays only.
Element Configuration
The following properties are available for configuration of the element.
text – the text that is displayed on the button
onclick – List of actions to be created on a click event
The DisplayOutputElement
captures the parameters for defining a visual Element on the display. Tis is common for
multiple Elements even when they are not used by the element.
The following properties are available for configuration:
x – Specifies the x position of the Element.
y – Specifies the y position of the Element.
w or width – Specifies the width of the Element.
h or height – Specifies the height of the Element.
align – The alignment of the text. Possible values are “left” (default), “center” and “right”. This configuration is used by the DisplayTextBox Element only
fontsize – Specifies the size of the text used for drawing the Element. This configuration is used by the DisplayTextBox Element only
stroke or color – Specifies the stroke color of the Element. When no color is specified on the element the default stroke color from the display is used.
fill or background – Specifies the background color of the Element. When no color is specified on the element the default fill color from the display is used.
border – Specifies the border color of the Element. When no color is specified on the element the default color from the display is used.
value – Specifies a value for the Element. This is used for some Output Elements only.
clear – The value is cleared.
From the base element implementation the following properties are available for configuration:
title – Caption text for the element. Used by the element specific cards on the dash boards.
description – A line of text that gives a short description of the device used in the web UI.
room – The location of the device.
loglevel – This property holds the element specific log level. The default value is LOGGER_LEVEL_ERR == 1.
startup – This property can be used to start the element using a different initialization phase. Possible values are “sys”, “net”, “time”. See The Startup sequence.
Element State
The following properties are available with the current values at runtime
active - Is set to true when the element is active.
See also
- Display Touch Elements
- DisplayText Element
- DisplayTextBox Element
- DisplayCircle Element
- DisplayLine Element
- DisplayButton Element