CircleContextRepresentation

Source

index.js
import macro from 'vtk.js/Sources/macros';
import vtkCircleSource from 'vtk.js/Sources/Filters/Sources/CircleSource';
import vtkGlyphRepresentation from 'vtk.js/Sources/Widgets/Representations/GlyphRepresentation';
import { Behavior } from 'vtk.js/Sources/Widgets/Representations/WidgetRepresentation/Constants';

// ----------------------------------------------------------------------------
// vtkCircleContextRepresentation methods
// ----------------------------------------------------------------------------

function vtkCircleContextRepresentation(publicAPI, model) {
// Set our className
model.classHierarchy.push('vtkCircleContextRepresentation');

// --------------------------------------------------------------------------
// Generic rendering pipeline
// --------------------------------------------------------------------------

model._pipeline.actor.getProperty().setOpacity(0.2);
model._pipeline.mapper.setResolveCoincidentTopology(true);
model._pipeline.mapper.setRelativeCoincidentTopologyPolygonOffsetParameters(
-1,
-1
);

// --------------------------------------------------------------------------

publicAPI.setGlyphResolution = macro.chain(
publicAPI.setGlyphResolution,
model._pipeline.glyph.setResolution
);

// --------------------------------------------------------------------------

publicAPI.setDrawBorder = macro.chain(publicAPI.setDrawBorder, (draw) =>
model._pipeline.glyph.setLines(draw)
);

// --------------------------------------------------------------------------

publicAPI.setDrawFace = macro.chain(publicAPI.setDrawFace, (draw) =>
model._pipeline.glyph.setFace(draw)
);

// --------------------------------------------------------------------------

publicAPI.setOpacity = (opacity) => {
model._pipeline.actor.getProperty().setOpacity(opacity);
};
}

// ----------------------------------------------------------------------------
// Object factory
// ----------------------------------------------------------------------------

function defaultValues(initialValues) {
return {
behavior: Behavior.CONTEXT,
glyphResolution: 32,
drawBorder: false,
drawFace: true,
...initialValues,
_pipeline: {
glyph:
initialValues?.pipeline?.glyph ??
vtkCircleSource.newInstance({
resolution: initialValues.glyphResolution ?? 32,
radius: 1,
lines: initialValues.drawBorder ?? false,
face: initialValues.drawFace ?? true,
direction: [0, 0, 1],
}),
...initialValues?.pipeline,
},
};
}

// ----------------------------------------------------------------------------

export function extend(publicAPI, model, initialValues = {}) {
vtkGlyphRepresentation.extend(publicAPI, model, defaultValues(initialValues));
macro.setGet(publicAPI, model, ['glyphResolution', 'drawFace', 'drawBorder']);
macro.get(publicAPI, model._pipeline, ['glyph', 'mapper', 'actor']);

// Object specific methods
vtkCircleContextRepresentation(publicAPI, model);
}

// ----------------------------------------------------------------------------

export const newInstance = macro.newInstance(
extend,
'vtkCircleContextRepresentation'
);

// ----------------------------------------------------------------------------

export default { newInstance, extend };