new Observer(category_sets) → {Observer}
The class does the actual observation. It keeps the records
made during the observation and sends them to the backend after
the observation is stopped.
Parameters:
| Name | Type | Description |
|---|---|---|
category_sets |
The array of the category sets to be used in the observation. |
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Returns:
Constructed observer.
- Type
- Observer
Methods
categoryClick(index)
Delegates the click of a category button to the correct category.
It adds the (possible) record returned by the category to the
list of all the records made during the observation.
Parameters:
| Name | Type | Description |
|---|---|---|
index |
number | The index of the category button that was clicked. |
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continueClick()
The event handler continues the observation.
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pauseClick()
The event handler pauses the observation.
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startClick()
The event handler starts the observation. It sends an AJAX notification
to the backend when the observation is started.
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stopClick()
The event handler stops the observation.
It disables the continue, pause and category buttons.
If some categories were still on, it stops them
and creates records accordingly. It sends the recorded
information to the backend with AJAX and
redirects the user to the summary page (on success).
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tick()
Updates the observation clock and all the categories based on it.
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(inner) addRecord(record)
The private method adds the record to the records list if it's not undefined.
The method is used by categoryClick() and stopClick().
Parameters:
| Name | Type | Description |
|---|---|---|
record |
The record or undefined if there is nothing to be added. |
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(inner) initialize(this_)
The private method initializes the observer. It creates
the category buttons and adds them to the HTML element tree.
Parameters:
| Name | Type | Description |
|---|---|---|
this_ |
Observer | The observer to be initialized. |
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