SugarGestures.ZoomController¶

Subclasses:: None

Methods¶

Inherited:: SugarGestures.TouchController (4), SugarGestures.EventController (5), GObject.Object (37)
Structs:: GObject.ObjectClass (5)

class	`new` ()
	`get_scale_delta` ()

Virtual Methods¶

Inherited:: SugarGestures.EventController (6), GObject.Object (7)

do_scale_changed (scale)

Properties¶

Inherited:: SugarGestures.TouchController (2), SugarGestures.EventController (2)

Signals¶

Inherited:: SugarGestures.EventController (3), GObject.Object (1)

Name	Short Description
`scale-changed`

Fields¶

Inherited:: SugarGestures.EventController (3), GObject.Object (1)

Name	Type	Access	Description
parent_instance	`SugarGestures.TouchController`	r
priv	`SugarGestures.ZoomControllerPrivate`	r

Class Details¶

class SugarGestures.ZoomController(**kwargs)¶

Bases:: SugarGestures.TouchController
Abstract:: No
Structure:: SugarGestures.ZoomControllerClass

classmethod new()¶

Return type:: SugarGestures.EventController

get_scale_delta()¶

Returns:

True if self is recognizing a zoom gesture

scale:: zoom delta

Return type:

(bool, scale: float)

If self is on state SugarGestures.EventControllerState.RECOGNIZED, this function returns True and fills in scale with the zooming difference since the gesture was recognized (hence the starting point is considered 1x).

do_scale_changed(scale) virtual¶

Parameters:: scale (float) –

Signal Details¶

SugarGestures.ZoomController.signals.scale_changed(zoom_controller, scale)¶

Signal Name:

scale-changed

Flags:

Parameters:

zoom_controller (SugarGestures.ZoomController) – The object which received the signal
scale (float) – Difference with the starting zooming state