GraphicsBitmap

A GraphicsBitmap is a wrapper around a cairo ImageSurface. It can be used as a source for drawing images, or as a target of drawing operations.

Inheritance Diagram

Inheritance diagram for class GraphicsBitmap

Known Superclasses

lib.graphics.GraphicsObject

Methods Summary

__init__	Create either a NULL GraphicsBitmap or an empty one if a size is given
CreateFromBitmap	Create a GraphicsBitmap from a wx.Bitmap
CreateFromBuffer	Creates a GraphicsBitmap that uses the given buffer object as
CreateFromPNG	Create a GraphicsBitmap from a PNG file
CreateFromSurface	Use an existing cairo ImageSurface as a GraphicsBitmap
IsNull

Properties Summary

Format
Height
Size
Stride
Surface
Width

Class API

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class GraphicsBitmap(GraphicsObject)

A GraphicsBitmap is a wrapper around a cairo ImageSurface. It can be used as a source for drawing images, or as a target of drawing operations.

Methods

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__init__(self, width=-1, height=-1, format=FORMAT_ARGB32)

Create either a NULL GraphicsBitmap or an empty one if a size is given

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static CreateFromBitmap(bitmap)

Create a GraphicsBitmap from a wx.Bitmap

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static CreateFromBuffer(buffer, width, height, format=FORMAT_ARGB32, stride=-1)

Creates a GraphicsBitmap that uses the given buffer object as the pixel storage. This means that the current contents of the buffer will be the initial state of the bitmap, and anything drawn to this surface will be stored in the given buffer.

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static CreateFromPNG(filename)

Create a GraphicsBitmap from a PNG file

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static CreateFromSurface(surface)

Use an existing cairo ImageSurface as a GraphicsBitmap

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IsNull(self)

Properties

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Format

See fget

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Height

See fget

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Size

See fget

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Stride

See fget

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Surface

See fget

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Width

See fget