93 lines
2.4 KiB
JavaScript
93 lines
2.4 KiB
JavaScript
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import { importInternal, getToolState, toolColors } from 'cornerstone-tools';
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import TOOL_NAMES from '../utils/toolNames';
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// Cornerstone 3rd party dev kit imports
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const draw = importInternal('drawing/draw');
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const drawJoinedLines = importInternal('drawing/drawJoinedLines');
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const getNewContext = importInternal('drawing/getNewContext');
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const BaseTool = importInternal('base/BaseTool');
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/**
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* @class RTStructDisplayTool - Renders RTSTRUCT data in a read only manner (i.e. as an overlay).
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* @extends cornerstoneTools.BaseTool
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*/
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export default class RTStructDisplayTool extends BaseTool {
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constructor(props = {}) {
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const defaultProps = {
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mixins: ['enabledOrDisabledBinaryTool'],
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name: TOOL_NAMES.RTSTRUCT_DISPLAY_TOOL,
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};
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const initialProps = Object.assign(defaultProps, props);
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super(initialProps);
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this._rtStructModule = cornerstoneTools.getModule('rtstruct');
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}
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renderToolData(evt) {
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const eventData = evt.detail;
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const rtstructModule = this._rtStructModule;
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const toolState = getToolState(evt.currentTarget, this.name);
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if (!toolState) {
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return;
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}
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const { lineWidth, opacity } = rtstructModule.configuration;
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// We have tool data for this element - iterate over each one and draw it
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const context = getNewContext(eventData.canvasContext.canvas);
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for (let i = 0; i < toolState.data.length; i++) {
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const data = toolState.data[i];
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const structureSet = rtstructModule.getters.structureSet(
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data.structureSetSeriesInstanceUid
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);
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// Don't render if entire StructureSet is hidden.
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if (structureSet.visible === false) {
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continue;
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}
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const ROIContourData = rtstructModule.getters.ROIContour(
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data.structureSetSeriesInstanceUid,
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data.ROINumber
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);
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// Don't render if ROIContour is hidden.
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if (ROIContourData.visible === false) {
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continue;
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}
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const points = data.handles.points;
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if (!points.length) {
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continue;
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}
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const colorArray = ROIContourData.colorArray;
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const color = `rgba(${colorArray[0]},${colorArray[1]},${
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colorArray[2]
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},${opacity})`;
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lineWidth;
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draw(context, context => {
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drawJoinedLines(
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context,
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eventData.element,
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points[points.length - 1],
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points,
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{
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color,
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lineWidth,
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}
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);
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});
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}
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}
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}
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