rxbag::plugin::timeline_renderer::TimelineRenderer Class Reference

List of all members.

Public Member Functions
def	__init__
def	close
def	draw_timeline_segment
def	get_segment_height
Public Attributes
	msg_combine_px
	timeline

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Detailed Description

A custom renderer for interval of time of a topic on the timeline.

@param msg_combine_px: don't draw discrete messages if they're less than this many pixels separated [default: 1.5]
@type  msg_combine_px: float

Definition at line 33 of file timeline_renderer.py.

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Constructor & Destructor Documentation

def rxbag::plugin::timeline_renderer::TimelineRenderer::__init__	(		self,
			timeline,
			msg_combine_px = 1.5
	)

Definition at line 40 of file timeline_renderer.py.

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Member Function Documentation

def rxbag::plugin::timeline_renderer::TimelineRenderer::close

(

self

)

Close the renderer, releasing any resources.

Definition at line 72 of file timeline_renderer.py.

def rxbag::plugin::timeline_renderer::TimelineRenderer::draw_timeline_segment	(		self,
			dc,
			topic,
			stamp_start,
			stamp_end,
			x,
			y,
			width,
			height
	)

Draw the timeline segment.

@param dc: Cairo context to render into
@param topic: topic name
@param stamp_start: start of the interval on the timeline
@param stamp_end: start of the interval on the timeline
@param x: x coordinate of the timeline interval
@param y: y coordinate of the timeline interval
@param width: width in pixels of the timeline interval
@param height: height in pixels of the timeline interval
@return: whether the interval was renderered
@rtype:  bool

Definition at line 55 of file timeline_renderer.py.

def rxbag::plugin::timeline_renderer::TimelineRenderer::get_segment_height	(		self,
			topic
	)

Get the height of the topic segment on the timeline.

@param topic: topic name to draw
@type  topic: str
@return: height in pixels of the topic segment. If none, the timeline default is used.
@rtype:  int or None

Definition at line 44 of file timeline_renderer.py.

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Member Data Documentation

rxbag::plugin::timeline_renderer::TimelineRenderer::msg_combine_px

Definition at line 40 of file timeline_renderer.py.

rxbag::plugin::timeline_renderer::TimelineRenderer::timeline

Definition at line 40 of file timeline_renderer.py.

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The documentation for this class was generated from the following file:

• timeline_renderer.py