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A render node cross fading between two child nodes.

Hierarchy

Index

Constructors

  • Creates a GskRenderNode that will do a cross-fade between start and end.

    Parameters

    • start: RenderNode

      The start node to be drawn

    • end: RenderNode

      The node to be cross_fadeed onto the start node

    • progress: number

      How far the fade has progressed from start to end. The value will be clamped to the range [0 ... 1]

    Returns CrossFadeNode

Properties

name: string

Methods

  • Draw the contents of node to the given cairo context.

    Typically, you'll use this function to implement fallback rendering of GskRenderNodes on an intermediate Cairo context, instead of using the drawing context associated to a [classGdk.Surface]'s rendering buffer.

    For advanced nodes that cannot be supported using Cairo, in particular for nodes doing 3D operations, this function may fail.

    Parameters

    Returns void

  • getProgress(): number
  • Retrieves the progress value of the cross fade.

    Returns number

  • serialize(): any
  • Serializes the node for later deserialization via gsk_render_node_deserialize(). No guarantees are made about the format used other than that the same version of GTK will be able to deserialize the result of a call to gsk_render_node_serialize() and gsk_render_node_deserialize() will correctly reject files it cannot open that were created with previous versions of GTK.

    The intended use of this functions is testing, benchmarking and debugging. The format is not meant as a permanent storage format.

    Returns any

  • unref(): void
  • Releases a reference on the given GskRenderNode.

    If the reference was the last, the resources associated to the node are freed.

    Returns void

  • writeToFile(filename: string): boolean
  • This function is equivalent to calling [methodGsk.RenderNode.serialize] followed by [funcGLib.file_set_contents].

    See those two functions for details on the arguments.

    It is mostly intended for use inside a debugger to quickly dump a render node to a file for later inspection.

    Parameters

    • filename: string

      the file to save it to.

    Returns boolean

  • Loads data previously created via [methodGsk.RenderNode.serialize].

    For a discussion of the supported format, see that function.

    Parameters

    • bytes: any

      the bytes containing the data

    Returns RenderNode

  • Creates a GskRenderNode that will do a cross-fade between start and end.

    Parameters

    • start: RenderNode

      The start node to be drawn

    • end: RenderNode

      The node to be cross_fadeed onto the start node

    • progress: number

      How far the fade has progressed from start to end. The value will be clamped to the range [0 ... 1]

    Returns CrossFadeNode

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