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PlotCanvas¶

Source: Distributed_Design_Optimizer/postprocess/widgets/PlotCanvas.py

Central plot canvas widget with welcome card and Plotly figure display.

Classes¶

Inherits from: QWidget

Central plot area with welcome card and interactive Plotly figure display.

init(self, parent: QWidget | None) → None

Initialize the plot canvas with a welcome card and Plotly panel.

Args:

parent: Optional parent widget.

resizeEvent(self, event: QResizeEvent) → None

Adjust welcome card margins responsively on resize.

Args:

event: The resize event.

set_html(self, html: str, fig) → None

Display Plotly HTML content.

Args:

html: Raw HTML string containing Plotly chart markup.
fig: Optional Plotly figure object cached for image export.

set_figure(self, fig) → None

Accept a Plotly go.Figure, convert and display.

Args:

fig: A Plotly go.Figure to render.

refresh(self) → None

Re-render the current Plotly HTML content.

clear(self) → None

Clear the current plot and show the welcome card.

get_figure(self)

Return the cached Plotly figure, or None if not set.

has_content(self) → bool

Return True if the panel currently holds HTML content.

Returns:

Whether the panel currently has HTML content loaded.

export_image(self, path: str, dpi: int) → None

Export the current plot to a static image file.

Args:

path: Destination file path.
dpi: Resolution in dots per inch.