Widget display-value

This widget is displaying numeric value as on LED indicator. Usefull for displaying any numeric values (integer or float).

View

HTML code

<div style="style1" class="class1">
  <div style="style2" class="class2">
     descr
  </div>
  <div style="style3" class="class3">
     <svg heght="100"></svg>
  </div>
</div>

Widgets specific parameters

height - string, required height in pixels (without px), for example 40

color - string, required foreground color for active segments (HTML hex color code), for examples: #52FF00 - green, #F10014 - red, #58b7ff - blue, #FFE800 - yellow

inactive_color - string, required foreground color for inactive segments (HTML hex color code), for example: #414141

digits_count - integer, required how many digits displayed, for example: 4

Status string may contains only next symbols:

 0123456789.°ACEFGJHUbdohur.

Note: ° - UTF-8 0176 = U+00B0, for example: -12.3°C, 100°F, Error

Parameters

Common parameters

id - integer, required widget id (must be unique on device, also used for widget sorting on page), use numeric value for widgets sorting on dashboard pages

pageId - integer, optional (needed only when you planing use widgets on several pages), always > 0 (0 - for system page “All”) value for page ID (used for pages sorting), for example 1 or 70. Beter way: use 10, 20, 30, for easy new page inserting in future.

page - string, optional (needed only when you planing use widgets on several pages) value for page name (widgets group name), for example kitchen. Page name always capitalized by IoT Manager.

class1 - string, optional HTML classes list div element. You can use Color classes, Padding classes, Other usefull classes and Bootstrap3 col-xs and col-xm grids classes, for example item no-border

style1 - string, optional HTML style for div elements (you can use any HTML5 styles), for example padding-top:5px;padding-bottom:10px; (descrStyle for ON state and descrStyleOff for OFF state)

class2 - string, optional HTML classes list for second level div element descr (you can use Color classes, Padding classes, Other usefull classes and Bootstrap3 col-xs and col-xm grids classes), for example assertive text-center

style2 - string, optional HTML style for second level div element descr (you can use any HTML5 styles), for example font-size:20px;font-weight:bold;

class3 - string, optional HTML classes list for 3rd level div element (you can use Color classes, Padding classes, Other usefull classes and Bootstrap3 col-xs and col-xm grids classes), for example text-center

style3 - string, optional HTML style for 3rd level div element (you can use any HTML5 styles), for example padding-top:5px;padding-bottom:5px;

topic - string, required broker topic for this widget (must be unique at the project, and must contains unique device name), for example /IoTmanager/device01/sensor01.

Widget get status value from subcribed topic /IoTmanager/device01/sensor01/status for displaying value in widget, received status must be a JSON string {status:100}

You can show/hide any widget: send widget-config JSON contains only widget id for widget hiding (for example, { "id":"5" }) and full config for showing.

Other common parameters

Additional config options

Users

user - string, optional. If this field exist, then IoT Manager compare broker username and user field. If equal, message passed, else skipped.

users - string, optional. Userlist separate by space. If this field exist, then IoT Manager check for broker username contains in users field. If yes, message passed, else skipped.

This feature not for security reason. For users ACL, please, use brokers feature (grant access to topics by username).

UUID

uuid - string, optional. If exist, this config message will be parced only on device with specified UUID.

minWidth and maxWidth (as @media in CSS)

minWidth - integer, optional. If exist, message parser compare device width and minWidth fiels. If device_width >= minWidth then config message passed, else skipped.

maxWidth - integer, optional. If exist, message parser compare device width and maxWidth fiels. If device_width <= maxWidth then config message passed, else skipped.

Additional status options

Usally, status message contains wedget value only, for example { status: 50 } or { status: "50" }.

But, in several cases, you can want to add some extra features:

vibrate

vibrate - execute action vibrate when message received, for example { status: 50, vibrate: 100 }, where 100 - vibration time in milliseconds.

toast

toast - execute action toast when message received, for example { status: 50, toast: "Alert!" }, where Alert! - showing message.

toastLong - execute action toastLong when message received, for example { status: 50, toastLong: "Alert!" }, where Alert! - showing message.

beep

beep - execute action beep when message received, for example { status: 50, beep: 1 }, where 1 - beeper counter.

text2speech

speech - speech text, for example { status: 50, speech: 'hello' } or try { status: 50, speech: '50' }.

rate - float, from 0 to 1 speech rate, for example { status: 50, speech: 'hello', rate: 0.7 }. Default rate 1.

locale - string, speech locale, for example { status: 50, speech: 'hello', rate: 0.7, locale: 'fr-FR' }. Default locale en-US.

Sample config

{
        "id"     :"2",
        "page"   : "second",
        "widget" : "display-value",
        "class1" : "item no-border",
        "style1" : "",
        "descr"  : "value-2",
        "class2" : "assertive",
        "style2" : "font-size:20px;float:left;font-weight:bold;",
        "topic"  : "/IoTmanager/device01/display-value2",
        "class3" : "",
        "style3" : "float:right;",
        "height" : "20",
        "color"  : "#F10014",
        "inactive_color" : "#414141",
        "digits_count"   : 10
}

Other examples

Demo sketches for Arduino IDE and NodeJS

IoT Manager