Code cleaned up

2025-06-17 22:38:08 +00:00 · 2019-01-09 04:46:10 -08:00
parent 740a042b0e
commit 9925b49725
9 changed files with 58 additions and 46 deletions
--- a/src/app/cartography/components/text-editor/text-editor.component.ts
+++ b/src/app/cartography/components/text-editor/text-editor.component.ts
@ -0,0 +1,119 @@
+import { Component, ViewChild, ElementRef, OnInit, Input, EventEmitter, OnDestroy, Renderer2 } from "@angular/core";
+import { DrawingsEventSource } from '../../events/drawings-event-source';
+import { TextAddedDataEvent, TextEditedDataEvent } from '../../events/event-source';
+import { ToolsService } from '../../../services/tools.service';
+import { select } from 'd3-selection';
+import { TextElement } from '../../models/drawings/text-element';
+import { Context } from '../../models/context';
+import { Subscription } from 'rxjs';
+
+
+@Component({
+    selector: 'app-text-editor',
+    templateUrl: './text-editor.component.html',
+    styleUrls: ['./text-editor.component.scss']
+})
+export class TextEditorComponent implements OnInit, OnDestroy {
+    @ViewChild('temporaryTextElement') temporaryTextElement: ElementRef;
+    @Input('svg') svg: SVGSVGElement;
+
+    private leftPosition: string = '0px';
+    private topPosition: string = '0px';
+    private innerText: string = '';
+
+    private editingDrawingId: string;
+    private editedElement: any;
+
+    private mapListener: Function;
+    private textListener: Function;
+    private textAddingSubscription: Subscription;
+    public addingFinished = new EventEmitter<any>();
+    
+    constructor(
+        private drawingsEventSource: DrawingsEventSource,
+        private toolsService: ToolsService,
+        private context: Context,
+        private renderer: Renderer2
+    ){}
+
+    ngOnInit(){
+        this.textAddingSubscription = this.toolsService.isTextAddingToolActivated.subscribe((isActive: boolean) => {
+            isActive ? this.activateTextAdding() : this.deactivateTextAdding()
+        });
+
+        this.activateTextEditing();
+    }
+
+    activateTextAdding(){
+        let addTextListener = (event: MouseEvent) => {
+            this.leftPosition = event.clientX.toString() + 'px';
+            this.topPosition = (event.clientY + window.pageYOffset).toString() + 'px';
+            this.renderer.setStyle(this.temporaryTextElement.nativeElement, 'display', 'initial');
+            this.temporaryTextElement.nativeElement.focus();
+
+            let textListener = () => {
+                this.drawingsEventSource.textAdded.emit(new TextAddedDataEvent(this.temporaryTextElement.nativeElement.innerText.replace(/\n$/, ""), event.clientX, event.clientY));
+                this.deactivateTextAdding();
+                this.innerText = '';
+                this.temporaryTextElement.nativeElement.removeEventListener("focusout", this.textListener);
+                this.renderer.setStyle(this.temporaryTextElement.nativeElement, 'display', 'none');
+            }
+            this.textListener = textListener;
+            this.temporaryTextElement.nativeElement.addEventListener('focusout', this.textListener);
+        }
+
+        this.deactivateTextAdding();
+        this.mapListener = addTextListener;
+        this.svg.addEventListener('click', this.mapListener as EventListenerOrEventListenerObject);
+    }
+
+    deactivateTextAdding(){
+        this.svg.removeEventListener('click', this.mapListener as EventListenerOrEventListenerObject);
+    }
+
+    activateTextEditing(){
+        const rootElement = select(this.svg);
+
+        rootElement.selectAll<SVGTextElement, TextElement>('text.text_element')
+            .on("dblclick", (elem, index, textElements) => {
+                this.renderer.setStyle(this.temporaryTextElement.nativeElement, 'display', 'initial');
+                this.editedElement = elem;
+
+                select(textElements[index])
+                    .attr("visibility", "hidden");
+
+                select(textElements[index])
+                    .classed("editingMode", true);
+
+                    this.editingDrawingId = textElements[index].parentElement.parentElement.getAttribute("drawing_id");
+                    var transformData = textElements[index].parentElement.getAttribute("transform").split(/\(|\)/);
+                    var x = Number(transformData[1].split(/,/)[0]) + this.context.getZeroZeroTransformationPoint().x;
+                    var y = Number(transformData[1].split(/,/)[1]) + this.context.getZeroZeroTransformationPoint().y;
+                    this.leftPosition = x.toString() + 'px';
+                    this.topPosition = y.toString() + 'px';
+                    this.temporaryTextElement.nativeElement.innerText = elem.text;
+    
+                    let listener =  () => {
+                        let innerText = this.temporaryTextElement.nativeElement.innerText;
+                        this.drawingsEventSource.textEdited.emit(new TextEditedDataEvent(this.editingDrawingId, innerText.replace(/\n$/, ""), this.editedElement));
+        
+                        rootElement.selectAll<SVGTextElement, TextElement>('text.editingMode')
+                            .attr("visibility", "visible")
+                            .classed("editingMode", false);
+    
+                        this.innerText = '';
+                        this.temporaryTextElement.nativeElement.innerText = '';
+                        this.temporaryTextElement.nativeElement.removeEventListener("focusout", this.textListener);
+
+                        this.renderer.setStyle(this.temporaryTextElement.nativeElement, 'display', 'none');
+                    };
+                    this.textListener = listener;
+                    this.temporaryTextElement.nativeElement.addEventListener("focusout", this.textListener);
+                    this.temporaryTextElement.nativeElement.focus();
+                });
+    }
+
+    ngOnDestroy(){
+        this.textAddingSubscription.unsubscribe();
+    }
+}