9 changed files with 342 additions and 498 deletions
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import { Graphics, Sprite, Text } from "pixi.js"; |
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import { WorkingAreaComponent } from "../working-area.component"; |
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import { AxArrowConnector } from "./axArrowConnector"; |
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import { AxImageShape } from "./axImageShape"; |
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import { AxShape } from "./axShape"; |
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import { MultipointIcon } from "./multipointIcon"; |
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import { PolygonIcon } from "./polygonIcon"; |
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export class Legend extends AxShape{ |
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background: Graphics = null; |
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data:Map<string,string> = new Map<string,string>() |
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/** |
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* |
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*/ |
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constructor(workingArea: WorkingAreaComponent) { |
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super(null, workingArea); |
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this.draw(); |
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} |
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getData() { |
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this.workingArea.backgroundImage.children.forEach(item => { |
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if (item instanceof AxImageShape|| item instanceof AxArrowConnector || item instanceof PolygonIcon || item instanceof MultipointIcon) { |
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if (!this.data.has(item.assetData.Name)) { |
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this.data[item.assetData.Name] = item.assetData.ImageUrl; |
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} |
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} |
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}) |
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} |
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draw() { |
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this.getData(); |
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this.background = new Graphics(); |
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this.background.lineStyle(1, 0xff0000); |
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this.background.beginFill(0xffffff); |
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this.background.drawRect(0, 0, 200, 300); |
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this.background.endFill(); |
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this.background.x = -(this.parent.width/2/ this.parent.scale.x); |
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this.background.y = -(this.parent.height/2/ this.parent.scale.x); |
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this.addChild(this.background); |
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var showName: Text = new Text('图例'); |
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showName.x = 0; |
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showName.y = 0; |
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this.background.addChild(showName); |
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var showDescrption: Text = new Text('说明') |
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showDescrption.x = 100; |
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showDescrption.y = 0; |
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this.background.addChild(showDescrption); |
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let index = 1; |
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this.data.forEach((value, key) => { |
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var image: Sprite = Sprite.from(value); |
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image.width = 32; |
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image.height = 32; |
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image.x = 0; |
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image.y = index * 32; |
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this.background.addChild(image); |
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var description = new Text(key); |
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description.x = 100; |
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description.y = index * 32; |
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this.background.addChild(description); |
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index++; |
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}) |
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} |
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redraw() { |
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this.background.destroy(); |
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this.draw(); |
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} |
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} |
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@ -1,328 +0,0 @@
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import { WorkingAreaComponent } from '../working-area.component'; |
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import * as PIXI from 'pixi.js'; |
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import { AxShape } from './axShape'; |
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/** |
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* 管线 |
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*/ |
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export class Pipeline extends AxShape { |
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public line: PIXI.Graphics = new PIXI.Graphics(); |
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constructor(assetData: any, workingArea: WorkingAreaComponent) { |
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super(assetData, workingArea); |
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this.name = this.assetData.Id; |
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this.moveable = false; |
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this.x = this.assetData.Point.x; |
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this.y = this.assetData.Point.y; |
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this.workingArea.backgroundImage.addChild(this); |
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this.addChild(this.line); |
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// 画线图标
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this.refresh(); |
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this.interactive = true; |
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this.on('mousedown', event => { |
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event.stopPropagation(); |
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this.workingArea.selection.selectOne(this); |
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}); |
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} |
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/** |
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* 刷新 |
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*/ |
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public refresh() { |
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const strokeWidth = 1; |
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const startWidth = 30 + strokeWidth; |
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const endWidth = 30 + strokeWidth; |
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const edgeWidth = 10; |
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const openEnded = false; |
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const markerStart = false; |
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const markerEnd = true; |
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const spacing = (openEnded) ? 0 : 0 + strokeWidth / 2; |
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const startSize = 30 + strokeWidth; |
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const endSize = 30 + strokeWidth; |
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const isRounded = true; |
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const pts = this.assetData.MultiPoint; |
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const c = this.line; |
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if (pts.length < 2) { return; } |
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// Base vector (between first points)
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const pe = pts[pts.length - 1]; |
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// Finds first non-overlapping point
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let i0 = 1; |
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while (i0 < pts.length - 1 && pts[i0].x === pts[0].x && pts[i0].y === pts[0].y) { |
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i0++; |
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} |
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const dx = pts[i0].x - pts[0].x; |
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const dy = pts[i0].y - pts[0].y; |
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const dist = Math.sqrt(dx * dx + dy * dy); |
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if (dist === 0) { |
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return; |
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} |
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// Computes the norm and the inverse norm
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let nx = dx / dist; |
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let nx1 = nx; |
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let nx2 = nx; |
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let ny = dy / dist; |
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let ny2 = ny; |
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let ny1 = ny; |
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let orthx = edgeWidth * ny; |
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let orthy = -edgeWidth * nx; |
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// Stores the inbound function calls in reverse order in fns
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const fns = []; |
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// if (isRounded) {
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// // c.setLineJoin('round');
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// c.lineTextureStyle({ join: PIXI.LINE_JOIN.ROUND });
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// } else if (pts.length > 2) {
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// // Only mitre if there are waypoints
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// // c.setMiterLimit(1.42);
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// c.lineTextureStyle({ miterLimit: 1.42 });
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// }
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// c.lineStyle(1, 0x000000, 1);
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c.clear(); |
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c.lineTextureStyle({ width: 1, color: 0x00000, join: PIXI.LINE_JOIN.ROUND }); |
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// c.begin();
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c.beginFill(0xffffff); |
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const startNx = nx; |
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const startNy = ny; |
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if (markerStart && !openEnded) { |
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this.paintMarker(c, pts[0].x, pts[0].y, nx, ny, startSize, startWidth, edgeWidth, spacing, true); |
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} else { |
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const outStartX = pts[0].x + orthx / 2 + spacing * nx; |
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const outStartY = pts[0].y + orthy / 2 + spacing * ny; |
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const inEndX = pts[0].x - orthx / 2 + spacing * nx; |
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const inEndY = pts[0].y - orthy / 2 + spacing * ny; |
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if (openEnded) { |
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c.moveTo(outStartX, outStartY); |
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fns.push( () => { |
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c.lineTo(inEndX, inEndY); |
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}); |
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} else { |
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c.moveTo(inEndX, inEndY); |
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c.lineTo(outStartX, outStartY); |
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} |
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} |
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let dx1 = 0; |
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let dy1 = 0; |
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let dist1 = 0; |
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for (let i = 0; i < pts.length - 2; i++) { |
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// Work out in which direction the line is bending
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const pos = this.relativeCcw(pts[i].x, pts[i].y, pts[i + 1].x, pts[i + 1].y, pts[i + 2].x, pts[i + 2].y); |
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dx1 = pts[i + 2].x - pts[i + 1].x; |
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dy1 = pts[i + 2].y - pts[i + 1].y; |
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dist1 = Math.sqrt(dx1 * dx1 + dy1 * dy1); |
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if (dist1 !== 0) { |
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nx1 = dx1 / dist1; |
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ny1 = dy1 / dist1; |
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const tmp1 = nx * nx1 + ny * ny1; |
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const tmp = Math.max(Math.sqrt((tmp1 + 1) / 2), 0.04); |
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// Work out the normal orthogonal to the line through the control point and the edge sides intersection
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nx2 = (nx + nx1); |
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ny2 = (ny + ny1); |
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const dist2 = Math.sqrt(nx2 * nx2 + ny2 * ny2); |
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if (dist2 !== 0) { |
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nx2 = nx2 / dist2; |
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ny2 = ny2 / dist2; |
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// Higher strokewidths require a larger minimum bend, 0.35 covers all but the most extreme cases
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const strokeWidthFactor = Math.max(tmp, Math.min(1 / 200 + 0.04, 0.35)); |
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const angleFactor = (pos !== 0 && isRounded) ? Math.max(0.1, strokeWidthFactor) : Math.max(tmp, 0.06); |
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const outX = pts[i + 1].x + ny2 * edgeWidth / 2 / angleFactor; |
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const outY = pts[i + 1].y - nx2 * edgeWidth / 2 / angleFactor; |
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const inX = pts[i + 1].x - ny2 * edgeWidth / 2 / angleFactor; |
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const inY = pts[i + 1].y + nx2 * edgeWidth / 2 / angleFactor; |
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if (pos === 0 || !isRounded) { |
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// If the two segments are aligned, or if we're not drawing curved sections between segments
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// just draw straight to the intersection point
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c.lineTo(outX, outY); |
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((x, y) => { |
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fns.push(() => { |
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c.lineTo(x, y); |
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}); |
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})(inX, inY); |
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} else if (pos === -1) { |
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const c1x = inX + ny * edgeWidth; |
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const c1y = inY - nx * edgeWidth; |
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const c2x = inX + ny1 * edgeWidth; |
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const c2y = inY - nx1 * edgeWidth; |
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c.lineTo(c1x, c1y); |
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if (isRounded) { |
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c.quadraticCurveTo(outX, outY, c2x, c2y); // 圆角
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} else { |
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c.lineTo(outX, outY); |
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} |
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((x, y) => { |
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fns.push(() => { |
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c.lineTo(x, y); |
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}); |
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})(inX, inY); |
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} else { |
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c.lineTo(outX, outY); |
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((x, y) => { |
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const c1x = outX - ny * edgeWidth; |
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const c1y = outY + nx * edgeWidth; |
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const c2x = outX - ny1 * edgeWidth; |
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const c2y = outY + nx1 * edgeWidth; |
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fns.push(() => { |
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if (isRounded) { |
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c.quadraticCurveTo(x, y, c1x, c1y); |
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} else { |
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c.lineTo(x, y); |
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} |
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}); |
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fns.push(() => { |
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c.lineTo(c2x, c2y); |
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}); |
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})(inX, inY); |
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} |
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nx = nx1; |
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ny = ny1; |
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} |
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} |
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} |
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orthx = edgeWidth * ny1; |
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orthy = - edgeWidth * nx1; |
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if (markerEnd && !openEnded) { |
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this.paintMarker(c, pe.x, pe.y, -nx, -ny, endSize, endWidth, edgeWidth, spacing, false); |
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} else { |
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c.lineTo(pe.x - spacing * nx1 + orthx / 2, pe.y - spacing * ny1 + orthy / 2); |
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const inStartX = pe.x - spacing * nx1 - orthx / 2; |
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const inStartY = pe.y - spacing * ny1 - orthy / 2; |
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if (!openEnded) { |
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c.lineTo(inStartX, inStartY); |
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} else { |
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c.moveTo(inStartX, inStartY); |
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fns.splice(0, 0, () => { |
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c.moveTo(inStartX, inStartY); |
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}); |
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} |
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} |
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for (let i = fns.length - 1; i >= 0; i--) { |
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fns[i](); |
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} |
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c.closePath(); |
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c.endFill(); |
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// if (openEnded)
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// {
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// c.end();
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// c.stroke();
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// }
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// else
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// {
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// c.close();
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// c.fillAndStroke();
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// }
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// Workaround for shadow on top of base arrow
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// c.setShadow(false);
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// Need to redraw the markers without the low miter limit
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// c.setMiterLimit(4);
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// if (isRounded)
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// {
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// c.setLineJoin('flat');
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// }
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// if (pts.length > 2) {
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// // Only to repaint markers if no waypoints
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// // Need to redraw the markers without the low miter limit
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// // c.setMiterLimit(4);
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// c.lineTextureStyle({ width: 1, color: 0x00000, miterLimit: 4 });
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// if (markerStart && !openEnded) {
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// // c.begin();
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// this.paintMarker(c, pts[0].x, pts[0].y, startNx, startNy, startSize, startWidth, edgeWidth, spacing, true);
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// // c.stroke();
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// // c.end();
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// // c.closePath();
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// }
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// if (markerEnd && !openEnded) {
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// // c.begin();
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// this.paintMarker(c, pe.x, pe.y, -nx, -ny, endSize, endWidth, edgeWidth, spacing, true);
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// // c.stroke();
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// // c.end();
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// // c.closePath();
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// }
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// }
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} |
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/** |
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* 画箭头 |
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* @param c |
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* @param ptX |
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* @param ptY |
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* @param nx |
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* @param ny |
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* @param size |
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* @param arrowWidth |
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* @param edgeWidth |
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* @param spacing |
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* @param initialMove |
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*/ |
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paintMarker(c: PIXI.Graphics, ptX: number, ptY: number, nx: number, ny: number, |
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size: number, arrowWidth: number, edgeWidth: number, spacing: number, initialMove: boolean) { |
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const widthArrowRatio = edgeWidth / arrowWidth; |
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const orthx = edgeWidth * ny / 2; |
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const orthy = -edgeWidth * nx / 2; |
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const spaceX = (spacing + size) * nx; |
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const spaceY = (spacing + size) * ny; |
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if (initialMove) { |
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c.moveTo(ptX - orthx + spaceX, ptY - orthy + spaceY); |
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} else { |
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c.lineTo(ptX - orthx + spaceX, ptY - orthy + spaceY); |
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} |
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c.lineTo(ptX - orthx / widthArrowRatio + spaceX, ptY - orthy / widthArrowRatio + spaceY); |
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c.lineTo(ptX + spacing * nx, ptY + spacing * ny); |
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c.lineTo(ptX + orthx / widthArrowRatio + spaceX, ptY + orthy / widthArrowRatio + spaceY); |
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c.lineTo(ptX + orthx + spaceX, ptY + orthy + spaceY); |
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} |
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relativeCcw(x1: number, y1: number, x2: number, y2: number, px: number, py: number) { |
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x2 -= x1; |
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y2 -= y1; |
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px -= x1; |
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py -= y1; |
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let ccw = px * y2 - py * x2; |
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if (ccw === 0.0) { |
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ccw = px * x2 + py * y2; |
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if (ccw > 0.0) { |
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px -= x2; |
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py -= y2; |
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ccw = px * x2 + py * y2; |
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if (ccw < 0.0) { |
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ccw = 0.0; |
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} |
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} |
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} |
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return (ccw < 0.0) ? -1 : ((ccw > 0.0) ? 1 : 0); |
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} |
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} |
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