80 lines
2.5 KiB
TypeScript
80 lines
2.5 KiB
TypeScript
|
|
import DxfArrayScanner, { IGroup } from '../DxfArrayScanner';
|
|
import * as helpers from '../ParseHelpers'
|
|
import IGeometry, { IEntity, IPoint } from './geomtry';
|
|
|
|
export interface IDimensionEntity extends IEntity{
|
|
block: string;
|
|
anchorPoint: IPoint;
|
|
middleOfText: IPoint;
|
|
insertionPoint: IPoint;
|
|
linearOrAngularPoint1: IPoint;
|
|
linearOrAngularPoint2: IPoint;
|
|
diameterOrRadiusPoint: IPoint;
|
|
arcPoint: IPoint;
|
|
dimensionType: number;
|
|
attachmentPoint: number;
|
|
actualMeasurement: number;
|
|
text: string;
|
|
angle: number;
|
|
}
|
|
|
|
export default class Dimension implements IGeometry {
|
|
public ForEntityName = 'DIMENSION' as const;
|
|
public parseEntity(scanner: DxfArrayScanner, curr: IGroup) {
|
|
const entity = { type: curr.value } as IDimensionEntity;
|
|
curr = scanner.next();
|
|
while(!scanner.isEOF()) {
|
|
if(curr.code === 0) break;
|
|
|
|
switch(curr.code) {
|
|
case 2: // Referenced block name
|
|
entity.block = curr.value as string;
|
|
break;
|
|
case 10: // X coordinate of 'first alignment point'
|
|
entity.anchorPoint = helpers.parsePoint(scanner);
|
|
break;
|
|
case 11:
|
|
entity.middleOfText = helpers.parsePoint(scanner);
|
|
break;
|
|
case 12: // Insertion point for clones of a dimension
|
|
entity.insertionPoint = helpers.parsePoint(scanner);
|
|
break;
|
|
case 13: // Definition point for linear and angular dimensions
|
|
entity.linearOrAngularPoint1 = helpers.parsePoint(scanner);
|
|
break;
|
|
case 14: // Definition point for linear and angular dimensions
|
|
entity.linearOrAngularPoint2 = helpers.parsePoint(scanner);
|
|
break;
|
|
case 15: // Definition point for diameter, radius, and angular dimensions
|
|
entity.diameterOrRadiusPoint = helpers.parsePoint(scanner);
|
|
break;
|
|
case 16: // Point defining dimension arc for angular dimensions
|
|
entity.arcPoint = helpers.parsePoint(scanner);
|
|
break;
|
|
case 70: // Dimension type
|
|
entity.dimensionType = curr.value as number;
|
|
break;
|
|
case 71: // 5 = Middle center
|
|
entity.attachmentPoint = curr.value as number;
|
|
break;
|
|
case 42: // Actual measurement
|
|
entity.actualMeasurement = curr.value as number;
|
|
break;
|
|
case 1: // Text entered by user explicitly
|
|
entity.text = curr.value as string;
|
|
break;
|
|
case 50: // Angle of rotated, horizontal, or vertical dimensions
|
|
entity.angle = curr.value as number;
|
|
break;
|
|
default: // check common entity attributes
|
|
helpers.checkCommonEntityProperties(entity, curr, scanner);
|
|
break;
|
|
}
|
|
curr = scanner.next();
|
|
}
|
|
|
|
return entity;
|
|
}
|
|
}
|