Slider package: provide multiple slider implementation (simple, xy, boundary...)

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Slider package: provide multiple slider implementation (simple, xy, boundary...)

class pymt.ui.widgets.slider.MTSlider(**kwargs)

Bases: pymt.ui.widgets.widget.MTWidget

MTSlider is an implementation of a scrollbar using MTWidget.

Parameters :

min : int, default is 0

Minimum value of slider

max : int, default is 100

Maximum value of slider

orientation : str, default is vertical

Type of orientation, can be ‘horizontal’ or ‘vertical’

value : int, default is min

Default value of slider

value_show : bool, default to False

Show value on the slider

value_format : str, default to ‘%d’

If value is showed, this is the format used for drawing value

value_config : dict, default to {}

Settings to pass to drawLabel()

Styles :

slider-color : color

Color of the slider

slider-color-down : color

Color of the slider when pressed down (same as slider-color by default)

bg-color : color

Background color of the slider

padding : int

Padding of content

Events :

on_value_change (value)

Fired when slider value is changed

value

Value of the slider

class pymt.ui.widgets.slider.MTXYSlider(**kwargs)

Bases: pymt.ui.widgets.widget.MTWidget

MTXYSlider is an implementation of a 2D slider using MTWidget.

Parameters :

min_x : int, default is 20

Minimum value of slider

max_x : int, default is 100

Maximum value of slider

min_y : int, default is 20

Minimum value of slider

max_y : int, default is 100

Maximum value of slider

radius : int, default is 200

Radius of the slider handle

value_x : int, default is min_x

Default X value of slider

value_y : int, default is min_y

Default Y value of slider

Styles :

slider-color : color

Color of the slider

bg-color : color

Background color of the slider

Events :

on_value_change (value X, value Y)

Fired when slider x/y value is changed

value_x

Value of the slider (x axis)

value_y

Value of the slider (y axis)

class pymt.ui.widgets.slider.MTBoundarySlider(**kwargs)

Bases: pymt.ui.widgets.widget.MTWidget

MTBoundarySlider is a widget that allows you to select minimum and maximum values.

Parameters :

min : int, default is 0

Minimum value of slider

max : int, default is 100

Maximum value of slider

orientation : str, default is vertical

Type of orientation, can be ‘horizontal’ or ‘vertical’

value_max : int, default is max - (max/4)

The default maximum value

value_min : int, the default is min + (max/4)

The default minumum value

showtext : boolean, defaults to false

If true, the widget will show the min/max value

Styles :

slider-color : color

Color of the slider

bg-color : color

Background color of the slider

Events :

on_value_change (value_min, value_max)

Fired when min or max is changed

get_value()

Scale the value to the minimum and maximum system set by the user

class pymt.ui.widgets.slider.MTMultiSlider(**kwargs)

Bases: pymt.ui.widgets.widget.MTWidget

Multi slider widget look like an equalizer widget.

Parameters :

sliders : int, default to 20

Number of sliders

spacing : int, default to 1

Spacing between slider

init_value : float, default to 0.5

Start value of all sliders

Styles :

slider-color : color

Color of slider

bg-color : color

Background color of slider

Events :

on_value_change (values)

Fired when the value of one slider change

sliders

Get/set the number of sliders

Examples

File ui_widgets_slider_xy.py

from pymt import *

# create a slider from 0.-1.
sl = MTXYSlider()

@sl.event
def on_value_change(x, y):
    print 'Slider value change', x, y

runTouchApp(sl)

File ui_widgets_slider_multi.py

from pymt import *

sl = MTMultiSlider(init_value=0.1)

@sl.event
def on_value_change(values):
    print 'Slider values change: ', values

runTouchApp(sl)

File ui_widgets_slider.py

from pymt import *

# create a slider from 0.-1. and make it change colors when pressed
sl = MTSlider(min=0., max=1., style={'slider-color-down':(.5,1,0,1)})

@sl.event
def on_value_change(value):
    print 'Slider value change', value

runTouchApp(sl)

File ui_widgets_slider_circular.py

# example with a scatter plane + multiple circular slider
# add a css to see bounding box of circular slider

from pymt import *

css_add_sheet('circularslider { draw-background: 1; }')

s = MTScatterPlane()

m = MTBoxLayout(pos=(100,100))
c = MTCircularSlider(radius=100.0, rotation=200, value=50, thickness=20)
m.add_widget(c)
c2 = MTCircularSlider(radius=50.0, rotation=90, value=75)
m.add_widget(c2)
c3 = MTCircularSlider(radius=80.0, value=25, padding=8, thickness=50)
c3.value = 100
c.value = 25

c.connect('on_value_change', c2, 'value')
c.connect('on_value_change', c3, 'value')

m.add_widget(c3)
s.add_widget(m)

runTouchApp(s)

File ui_widgets_slider_boundary.py

from pymt import *

sl = MTBoundarySlider(value=50)

@sl.event
def on_value_change(vmin, vmax):
    print 'Slider values change: ', vmin, ' - ', vmax

runTouchApp(sl)