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import { DrawCore, Tag } from "@bitbybit-dev/core";
import * as Inputs from "../inputs";
import { Base } from "@bitbybit-dev/core/lib/api/inputs/base-inputs";
import { Context } from "../context";
import { DrawHelper } from "../draw-helper";
export class Draw extends DrawCore {
private defaultBasicOptions = new Inputs.Draw.DrawBasicGeometryOptions();
private defaultPolylineOptions: Inputs.Draw.DrawBasicGeometryOptions = {
...new Inputs.Draw.DrawBasicGeometryOptions(),
size: 2,
colours: "#ff00ff",
};
constructor(
private readonly drawHelper: DrawHelper,
private readonly context: Context,
private readonly tag: Tag
) {
super();
}
async drawAnyAsync(inputs: Inputs.Draw.DrawAny<Group>): Promise<Group> {
const entity = inputs.entity;
Iif (entity === undefined || (Array.isArray(entity) && entity.length === 0)) {
return Promise.resolve(undefined);
}
// we start with async ones
if (this.detectJscadMesh(entity)) {
return this.handleJscadMesh(inputs);
} else if (this.detectOcctShape(entity)) {
return this.handleOcctShape(inputs);
} else if (this.detectOcctShapes(entity)) {
return this.handleOcctShapes(inputs);
} else if (this.detectJscadMeshes(entity)) {
return this.handleJscadMeshes(inputs);
} else {
// here we have all sync drawer functions
return Promise.resolve(this.drawAny(inputs));
}
}
/**
* Draws any kind of geometry that does not need asynchronous computing, thus it cant be used with shapes coming from occt or jscad
* @param inputs Contains options and entities to be drawn
* @returns ThreeJS Group
* @group draw sync
* @shortname draw sync
*/
drawAny(inputs: Inputs.Draw.DrawAny<Group>): Group {
let result;
const entity = inputs.entity;
if (!inputs.group) {
if (this.detectLine(entity)) {
result = this.handleLine(inputs);
} else if (this.detectPoint(entity)) {
result = this.handlePoint(inputs);
} else if (this.detectPolyline(entity)) {
result = this.handlePolyline(inputs);
} else if (this.detectVerbCurve(entity)) {
result = this.handleVerbCurve(inputs);
} else if (this.detectVerbSurface(entity)) {
result = this.handleVerbSurface(inputs);
} else if (this.detectPolylines(entity)) {
result = this.handlePolylines(inputs);
} else if (this.detectLines(entity)) {
result = this.handleLines(inputs);
} else if (this.detectPoints(entity)) {
result = this.handlePoints(inputs);
} else if (this.detectVerbCurves(entity)) {
result = this.handleVerbCurves(inputs);
} else if (this.detectVerbSurfaces(entity)) {
result = this.handleVerbSurfaces(inputs);
} else Eif (this.detectTag(entity)) {
result = this.handleTag(inputs);
} else if (this.detectTags(entity)) {
result = this.handleTags(inputs);
}
} else {
// here types are marked on group metadata so it is not necessary to check their type
result = this.updateAny(inputs);
}
return result;
}
private handleJscadMesh(inputs: Inputs.Draw.DrawAny<Group>): Promise<Group> {
return this.handleAsync(inputs, this.defaultPolylineOptions, (options) => {
return this.drawHelper.drawSolidOrPolygonMesh({
jscadMesh: inputs.group,
mesh: inputs.entity,
...options as Inputs.Draw.DrawBasicGeometryOptions
});
}, Inputs.Draw.drawingTypes.jscadMesh);
}
private handleJscadMeshes(inputs: Inputs.Draw.DrawAny<Group>): Promise<Group> {
return this.handleAsync(inputs, this.defaultPolylineOptions, (options) => {
return this.drawHelper.drawSolidOrPolygonMeshes({
jscadMesh: inputs.group,
meshes: inputs.entity as any[],
...options as Inputs.Draw.DrawBasicGeometryOptions
});
}, Inputs.Draw.drawingTypes.jscadMeshes);
}
private handleOcctShape(inputs: Inputs.Draw.DrawAny<Group>): Promise<Group> {
return this.handleAsync(inputs, new Inputs.OCCT.DrawShapeDto(inputs.entity), (options) => {
return this.drawHelper.drawShape({
shape: inputs.entity as Inputs.OCCT.TopoDSShapePointer,
...new Inputs.Draw.DrawOcctShapeOptions(),
...options as Inputs.Draw.DrawOcctShapeOptions
});
}, Inputs.Draw.drawingTypes.occt);
}
private handleOcctShapes(inputs: Inputs.Draw.DrawAny<Group>): Promise<Group> {
return this.handleAsync(inputs, new Inputs.OCCT.DrawShapeDto(inputs.entity), (options) => {
return this.drawHelper.drawShapes({
shapes: inputs.entity as Inputs.OCCT.TopoDSShapePointer[],
...new Inputs.Draw.DrawOcctShapeOptions(),
...options as Inputs.Draw.DrawOcctShapeOptions
});
}, Inputs.Draw.drawingTypes.occtShapes);
}
private handleLine(inputs: Inputs.Draw.DrawAny<Group>): Group {
return this.handle(inputs, this.defaultPolylineOptions, (options) => {
const line = inputs.entity as Inputs.Base.Line3;
return this.drawHelper.drawPolylinesWithColours({
polylinesMesh: inputs.group,
polylines: [{ points: [line.start, line.end] }],
...options as Inputs.Draw.DrawBasicGeometryOptions
});
}, Inputs.Draw.drawingTypes.line);
}
private handlePoint(inputs: Inputs.Draw.DrawAny<Group>) {
return this.handle(inputs, this.defaultBasicOptions, (options) => {
return this.drawHelper.drawPoint({
pointMesh: inputs.group,
point: inputs.entity as Inputs.Base.Point3,
...options as Inputs.Draw.DrawBasicGeometryOptions
});
}, Inputs.Draw.drawingTypes.point);
}
private handlePolyline(inputs: Inputs.Draw.DrawAny<Group>): Group {
return this.handle(inputs, this.defaultPolylineOptions, (options) => {
return this.drawHelper.drawPolylineClose({
polylineMesh: inputs.group,
polyline: inputs.entity,
...options
});
}, Inputs.Draw.drawingTypes.polyline);
}
private handleVerbCurve(inputs: Inputs.Draw.DrawAny<Group>): Group {
return this.handle(inputs, this.defaultPolylineOptions, (options) => {
return this.drawHelper.drawCurve({
curveMesh: inputs.group,
curve: inputs.entity,
...options as Inputs.Draw.DrawBasicGeometryOptions
});
}, Inputs.Draw.drawingTypes.verbCurve);
}
private handleVerbSurface(inputs: Inputs.Draw.DrawAny<Group>): Group {
return this.handle(inputs, this.defaultPolylineOptions, (options) => {
return this.drawHelper.drawSurface({
surfaceMesh: inputs.group,
surface: inputs.entity,
...options as Inputs.Draw.DrawBasicGeometryOptions
});
}, Inputs.Draw.drawingTypes.verbSurface);
}
private handlePolylines(inputs: Inputs.Draw.DrawAny<Group>): Group {
return this.handle(inputs, this.defaultPolylineOptions, (options) => {
return this.drawHelper.drawPolylinesWithColours({
polylinesMesh: inputs.group,
polylines: inputs.entity as Inputs.Base.Polyline3[],
...options as Inputs.Draw.DrawBasicGeometryOptions
});
}, Inputs.Draw.drawingTypes.polylines);
}
private handleLines(inputs: Inputs.Draw.DrawAny<Group>): Group {
return this.handle(inputs, this.defaultPolylineOptions, (options) => {
const lines = inputs.entity as Inputs.Base.Line3[];
return this.drawHelper.drawPolylinesWithColours({
polylinesMesh: inputs.group,
polylines: lines.map(e => ({ points: [e.start, e.end] })),
...options as Inputs.Draw.DrawBasicGeometryOptions
});
}, Inputs.Draw.drawingTypes.lines);
}
private handlePoints(inputs: Inputs.Draw.DrawAny<Group>): Group {
return this.handle(inputs, this.defaultPolylineOptions, (options) => {
return this.drawHelper.drawPoints({
pointsMesh: inputs.group,
points: inputs.entity as Inputs.Base.Point3[],
...options as Inputs.Draw.DrawBasicGeometryOptions
});
}, Inputs.Draw.drawingTypes.points);
}
private handleVerbCurves(inputs: Inputs.Draw.DrawAny<Group>) {
return this.handle(inputs, this.defaultPolylineOptions, (options) => {
return this.drawHelper.drawCurves({
curvesMesh: inputs.group,
curves: inputs.entity as Base.VerbCurve[],
...options as Inputs.Draw.DrawBasicGeometryOptions
});
}, Inputs.Draw.drawingTypes.verbCurves);
}
private handleVerbSurfaces(inputs: Inputs.Draw.DrawAny<Group>): Group {
return this.handle(inputs, this.defaultBasicOptions, (options) => {
return this.drawHelper.drawSurfacesMultiColour({
surfacesMesh: inputs.group,
surfaces: inputs.entity as Base.VerbSurface[],
...options as Inputs.Draw.DrawBasicGeometryOptions
});
}, Inputs.Draw.drawingTypes.verbSurfaces);
}
private handleTag(inputs: Inputs.Draw.DrawAny<Group>) {
const options = inputs.options ? inputs.options : {
updatable: false,
};
const result = this.tag.drawTag({
tagVariable: inputs.group as any,
tag: inputs.entity as Inputs.Tag.TagDto,
...options as Inputs.Draw.DrawBasicGeometryOptions
});
(result as any).userData = { type: Inputs.Draw.drawingTypes.tag, options };
return result;
}
private handleTags(inputs: Inputs.Draw.DrawAny<Group>) {
const options = inputs.options ? inputs.options : {
updatable: false,
};
const result = this.tag.drawTags({
tagsVariable: inputs.group as any,
tags: inputs.entity as Inputs.Tag.TagDto[],
...options as Inputs.Draw.DrawBasicGeometryOptions
});
(result as any).userData = { type: Inputs.Draw.drawingTypes.tags, options };
return result;
}
private updateAny(inputs: Inputs.Draw.DrawAny<Group>): Group {
let result;
Eif (inputs.group && inputs.group.userData) {
const type = inputs.group.userData.type as Inputs.Draw.drawingTypes;
switch (type) {
case Inputs.Draw.drawingTypes.point:
result = this.handlePoint(inputs);
break;
case Inputs.Draw.drawingTypes.points:
result = this.handlePoints(inputs);
break;
case Inputs.Draw.drawingTypes.line:
result = this.handleLine(inputs);
break;
case Inputs.Draw.drawingTypes.lines:
result = this.handleLines(inputs);
break;
case Inputs.Draw.drawingTypes.polyline:
result = this.handlePolyline(inputs);
break;
case Inputs.Draw.drawingTypes.polylines:
result = this.handlePolylines(inputs);
break;
case Inputs.Draw.drawingTypes.verbCurve:
result = this.handleVerbCurve(inputs);
break;
case Inputs.Draw.drawingTypes.verbCurves:
result = this.handleVerbCurves(inputs);
break;
case Inputs.Draw.drawingTypes.verbSurface:
result = this.handleVerbSurface(inputs);
break;
case Inputs.Draw.drawingTypes.verbSurfaces:
result = this.handleVerbSurfaces(inputs);
break;
case Inputs.Draw.drawingTypes.tag:
result = this.handleTag(inputs);
break;
case Inputs.Draw.drawingTypes.tags:
result = this.handleTags(inputs);
break;
default:
break;
}
}
return result;
}
private handle(inputs: Inputs.Draw.DrawAny<Group>, defaultOptions: Inputs.Draw.DrawOptions, action: (inputs) => Group, type: Inputs.Draw.drawingTypes): Group {
let options = inputs.options ? inputs.options : defaultOptions;
Iif (!inputs.options && inputs.group && inputs.group.userData.options) {
options = inputs.group.userData.options;
}
const result = action(options);
this.applyGlobalSettingsAndMetadataAndShadowCasting(type, options, result);
return result;
}
private async handleAsync(inputs: Inputs.Draw.DrawAny<Group>, defaultOptions: Inputs.Draw.DrawOptions, action: (inputs) => Promise<Group>, type: Inputs.Draw.drawingTypes): Promise<Group> {
let options = inputs.options ? inputs.options : defaultOptions;
Iif (!inputs.options && inputs.group && inputs.group.userData.options) {
options = inputs.group.userData.options;
}
const result = action(options);
return result.then(r => {
this.applyGlobalSettingsAndMetadataAndShadowCasting(type, options, r);
return r;
});
}
private applyGlobalSettingsAndMetadataAndShadowCasting(type: Inputs.Draw.drawingTypes, options: Inputs.Draw.DrawOptions, result: Group) {
const typemeta = { type, options };
result.userData = result.userData ? { ...result.userData, ...typemeta } : typemeta;
}
}
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