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- import { SMouseEvent, SUndoStack } from "@saga-web/base";
- import { SGraphScene,SGraphLayoutType } from '@saga-web/graph/lib';
- import { SPoint, SFont } from '@saga-web/draw/lib';
- import { SFloorParser, SLineItem, SPolylineItem, SItemStatus, ItemOrder } from "@saga-web/big";
- import { SGraphItem, SImageItem, STextItem, SGraphPointListInsert, SGraphPointListDelete, SGraphPointListUpdate, SGraphAddCommand } from "@saga-web/graph/lib";
- import { SPolygonItem } from "./SPolygonItem";
- import { TipelineItem } from "@/lib/TipelineItem";
- import { SImgTextItem } from "@/lib/SImgTextItem"
- /**
- * 在线绘图
- *
- * @author 韩耀龙
- */
- export class EditScence extends SGraphScene {
- undoStack = new SUndoStack();
- /** 命令 1 绘制直线 */
- private cmd = 0;
- /** 获取当前状态 */
- get getCmd(): number {
- return this.cmd;
- }
- /** 编辑当前状态 */
- set setCmd(cmd: number) {
- if (cmd == 0) {
- this.grabItem = null;
- }
- this.cmd = cmd;
- if (this.focusItem) {
- // 取消操作
- this.focusItem.cancelOperate();
- this.focusItem = null;
- // this.selectContainer.
- }
- if (this.view) {
- this.view.update();
- }
- };
- /** 当前选中焦点Item */
- focusItem: SGraphItem | null = null;
- constructor() {
- super();
- // // 选择绑定选额item事件
- this.selectContainer.connect("listChange", this, this.listChange);
- }
- /**
- * 监听变化
- * @param obj 变化后的对象
- */
- listChange(obj: any) {
- let itemType: string = 'equipment'
- if (obj.itemList[0] instanceof STextItem) {
- itemType = 'text'
- } else if (obj.itemList[0] instanceof SImageItem) {
- itemType = 'images'
- } else if (obj.itemList[0] instanceof SLineItem) {
- itemType = 'line'
- } else if (obj.itemList[0] instanceof SPolylineItem) {
- itemType = 'pipeline'
- } else if (obj.itemList[0] instanceof SPolygonItem) {
- itemType = 'position'
- } else if (obj.itemList[0] instanceof SImgTextItem) {
- itemType = 'equipment'
- } else {
- itemType = ''
- };
- if (obj.itemList.length == 1) {
- // 获取聚焦item
- this.focusItem = obj.itemList[0]
- }
- let msg = {
- itemList: obj.itemList,
- itemType,
- }
- this.emitChange(msg)
- }
- emitChange(msg: any) {
- }
- /**
- * 增加线段item
- */
- addLine(event: SMouseEvent): boolean {
- const item = new SLineItem(null, new SPoint(event.x, event.y));
- this.addItem(item);
- item.connect("finishCreated", this, this.finishCreated);
- item.zOrder = ItemOrder.lineOrder;
- item.selectable = true;
- this.grabItem = item;
- this.undoStack.push(new SGraphAddCommand(this, item));
- // item.connect("onMove", this, this.onItemMove.bind(this));
- return true
- }
- /**
- * 增加折线item
- */
- addPolylineItem(event: SMouseEvent): boolean {
- const point = new SPoint(event.x, event.y)
- const item = new TipelineItem(null, [point]);
- //设置状态
- item.selectable = true;
- item.status = SItemStatus.Create;
- item.zOrder = ItemOrder.polylineOrder
- this.addItem(item);
- item.connect("finishCreated", this, this.finishCreated);
- // this.undoStack.push(new SGraphAddCommand(this, item));
- this.grabItem = item;
- this.focusItem = item;
- return true
- }
- /**
- * 增加多边形item
- */
- addPolygonItem(event: SMouseEvent): void {
- //创建item
- const Polylines = new SPolygonItem(null);
- Polylines.selectable = true;
- //设置状态
- Polylines.setStatus = SItemStatus.Create;
- const point = new SPoint(event.x, event.y);
- Polylines.zOrder = ItemOrder.polygonOrder;
- Polylines.setPointList = [point];
- Polylines.moveable = true;
- this.addItem(Polylines);
- Polylines.connect("finishCreated", this, this.finishCreated);
- this.grabItem = Polylines;
- this.focusItem = Polylines;
- }
- /**
- * 增加图片Item
- */
- addImgItem(event: SMouseEvent) {
- const url = require('./../../assets/logo.png')
- const item = new SImageItem(null);
- item.url = url;
- item.zOrder = ItemOrder.imageOrder;
- item.selectable = true;
- item.moveable = true;
- item.moveTo(event.x, event.y);
- this.addItem(item);
- this.grabItem == null;
- this.focusItem = item;
- this.cmd = 0;
- }
- /**
- * 增加文字item
- */
- addTextItem(event: SMouseEvent): void {
- const item = new STextItem(null, '请在右侧属性栏输入文字!');
- item.moveTo(event.x, event.y);
- item.selectable = true;
- item.moveable = true;
- item.zOrder = ItemOrder.textOrder;
- this.addItem(item);
- this.grabItem == null
- this.cmd = 0;
- }
- /**
- * 增加图标
- */
- addIconItem(): void {
- }
- /**
- * 更改item对应属性
- */
- editItemStatus(): void {
- }
- /**
- * 更改文本对应属性
- * @param str string 文字内容
- */
- updatedText(str: string): void {
- if (this.focusItem) {
- const old = this.focusItem.text;
- this.focusItem.text = str;
- // this.undoStack.push(new SGraphPropertyCommand(this, this.focusItem, "text", old, str));
- }
- }
- /**
- * 更改文本fontSize属性
- * @param size number 文字大小
- */
- updatedFontSize(size: number): void {
- if (this.focusItem) {
- let old = new SFont(this.focusItem.font);
- let font = new SFont(this.focusItem.font);
- font.size = size;
- this.focusItem.font = font;
- // this.undoStack.push(new SGraphPropertyCommand(this, this.focusItem, "font", old, font));
- }
- }
- /**
- * 更改线宽属性
- * @param lineWidth number 线宽大小
- */
- updatedLineWidth(lineWidth: number): void {
- if (this.focusItem) {
- // let old = new SFont(this.focusItem.font);
- // let font = new SFont(this.focusItem.font);
- // font.size = size;
- this.focusItem.lineWidth = lineWidth;
- // this.undoStack.push(new SGraphPropertyCommand(this, this.focusItem, "font", old, font));
- }
- }
- /**
- * 更改文本颜色属性
- * @param str string 颜色
- */
- updatedFontColor(color: string): void {
- if (this.focusItem) {
- let old = this.focusItem.color;
- this.focusItem.color = color;
- // this.undoStack.push(new SGraphPropertyCommand(this, this.focusItem, "color", old, color));
- }
- }
- /**
- * 更改border颜色
- * @param color string 颜色
- */
- updatedBorderColor(color: string): void {
- if (this.focusItem) {
- let old = this.focusItem.strokeColor;
- this.focusItem.strokeColor = color;
- // this.undoStack.push(new SGraphPropertyCommand(this, this.focusItem, "color", old, color));
- }
- }
- /**
- * 更改item宽
- * @param width number 颜色
- */
- updatedWidth(width: number): void {
- if (this.focusItem) {
- // let old = this.focusItem.width;
- this.focusItem.width = width;
- // this.undoStack.push(new SGraphPropertyCommand(this, this.focusItem, "color", old, color));
- }
- }
- /**
- * 更改item高
- * @param height number 颜色
- */
- updatedHeight(height: number): void {
- if (this.focusItem) {
- // let old = this.focusItem.width;
- this.focusItem.height = height;
- // this.undoStack.push(new SGraphPropertyCommand(this, this.focusItem, "color", old, color));
- }
- }
- /**
- * 更改item坐标
- * @param x number x x坐标
- * @param y number y y坐标
- */
- updatedPosition(x: number, y: number): void {
- if (this.focusItem) {
- this.focusItem.x = x;
- this.focusItem.y = y;
- }
- }
- /**
- * 更改item 背景色坐标
- * @param color string 颜色color
- */
- updatedbackColor(color: string): void {
- if (this.focusItem) {
- this.focusItem.backgroundColor = color;
- }
- }
- /**
- * 删除指定item
- */
- deleiteItem(): void {
- if (this.focusItem) {
- this.removeItem(this.focusItem);
- this.focusItem = null;
- }
- if (this.view) {
- this.view.update();
- }
- }
- /**
- * 对齐指定item
- * @param v
- */
- changeAlignItem(v: any): void {
- this.selectContainer.layout(SGraphLayoutType.v);
- }
- /**
- * 提取item
- */
- extractItem(): void {
- }
- /**
- * 锁住item
- */
- lockItem(): void {
- }
- /**
- * 执行取消操作
- */
- redo(): void {
- this.undoStack.undo();
- }
- /**
- * 执行重做操作执行
- */
- undo(): void {
- this.undoStack.redo();
- }
- /**
- * 完成事件创建的回调函数
- */
- finishCreated(item: any) {
- this.setCmd = 0;
- this.focusItem = item;
- this.selectContainer.toggleItem(item)
- }
- ////////////////////////
- // 以下为鼠标键盘操作事件
- onMouseDown(event: SMouseEvent): any {
- if (this.grabItem) {
- return this.grabItem.onMouseDown(event);
- }
- switch (this.cmd) {
- case 1:
- this.addLine(event);
- break;
- case 2:
- this.addTextItem(event);
- break;
- case 3:
- this.addImgItem(event)
- break;
- case 4:
- this.addPolygonItem(event);
- break;
- case 5:
- this.addPolylineItem(event);
- break;
- default:
- return super.onMouseDown(event);
- }
- }
- /**
- * 键盘事件
- *
- * @param event 事件参数
- * @return boolean
- */
- onKeyDown(event: KeyboardEvent): any {
- if (this.grabItem) {
- this.grabItem.onKeyDown(event);
- }
- // if (event.key == "Enter") {
- // this.cmd = 0
- // }
- return false
- }
- }
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