wx.lib.agw.cubecolourdialog.AlphaCtrl

Implements the drawing, mouse handling and sizing routines for the alpha channel control.

Class Hierarchy

Inheritance diagram for class AlphaCtrl:

Known Superclasses

wx.lib.agw.cubecolourdialog.BaseLineCtrl

Methods Summary

__init__	Default class constructor.
DrawAlphaShading	Draws the alpha shading on top of the checkerboard.
DrawMarkers	Draws square markers used with mouse gestures.
OnPaint	Handles the wx.EVT_PAINT for AlphaCtrl.
TrackPoint	Tracks a mouse action inside the Alpha channel control.

Class API

class AlphaCtrl(BaseLineCtrl)

Implements the drawing, mouse handling and sizing routines for the alpha channel control.

Methods

__init__(self, parent)

Default class constructor. Used internally. Do not call it in your code!

Parameters

parent – the control parent window.

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DrawAlphaShading(self, dc, rect)

Draws the alpha shading on top of the checkerboard.

Parameters

• dc – an instance of wx.DC;

• rect – the AlphaCtrl client rectangle.

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DrawMarkers(self, dc=None)

Draws square markers used with mouse gestures.

Parameters

dc – an instance of wx.DC.

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OnPaint(self, event)

Handles the wx.EVT_PAINT for AlphaCtrl.

Parameters

event – a PaintEvent event to be processed.

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TrackPoint(self, pt)

Tracks a mouse action inside the Alpha channel control.

Parameters

pt – an instance of wx.Point.