ng-plan
Version:
This module will draw a 2D plan drawing from a geoJSON object. It was built to visualize 2D space boundaries from the Building Information Modeling (BIM) authring tool, Revit. It is quite generic, but does have some features that are mainly related to the
186 lines (185 loc) • 15.1 kB
JavaScript
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
import { Directive, Output, HostListener, EventEmitter } from '@angular/core';
export class CanvasEventsDirective {
constructor() {
this.zoomOut = new EventEmitter();
this.zoomIn = new EventEmitter();
this.moveInit = new EventEmitter();
this.move = new EventEmitter();
this.moveEnd = new EventEmitter();
this.panMode = new EventEmitter();
this.addNodeMode = new EventEmitter();
this.mouseDown = false;
this.dragMode = false;
}
/**
* @param {?} event
* @return {?}
*/
onMouseWheelChrome(event) {
this.mouseWheelFunc(event);
}
/**
* @param {?} event
* @return {?}
*/
onMouseWheelFirefox(event) {
this.mouseWheelFunc(event);
}
/**
* @param {?} event
* @return {?}
*/
onMouseWheelIE(event) {
this.mouseWheelFunc(event);
}
/**
* @param {?} ev
* @return {?}
*/
onKeyDown(ev) {
if (ev.key == "ArrowDown") {
this.zoomIn.emit(ev);
}
if (ev.key == "ArrowUp") {
this.zoomOut.emit(ev);
}
if (ev.key == "Alt") {
// enable drag mode if holding Alt
this.dragMode = true;
this.panMode.emit(true);
}
if (ev.key == "Control") {
this.addNodeMode.emit(true);
}
}
/**
* @param {?} ev
* @return {?}
*/
onKeyUp(ev) {
if (ev.key == "Alt") {
// disable drag mode if releasing Alt
this.dragMode = false;
this.panMode.emit(false);
}
if (ev.key == "Control") {
this.addNodeMode.emit(false);
}
}
/**
* @param {?} ev
* @return {?}
*/
onMouseClick(ev) {
this.mouseDown = true;
// enable drag mode if clicking middle button
if (ev.button == 1)
this.dragMode = true;
if (this.dragMode) {
this.clickX = ev.offsetX;
this.clickY = ev.offsetY;
this.panMode.emit(true);
this.moveInit.emit([ev.offsetX, ev.offsetY]);
}
}
/**
* @param {?} ev
* @return {?}
*/
onMouseMove(ev) {
if (this.dragMode && this.mouseDown) {
this.move.emit([ev.offsetX - this.clickX, ev.offsetY - this.clickY]);
}
}
/**
* @param {?} ev
* @return {?}
*/
onMouseUp(ev) {
this.mouseDown = false;
if (this.dragMode) {
this.dragMode = false;
this.panMode.emit(false);
this.moveEnd.emit([ev.offsetX - this.clickX, ev.offsetY - this.clickY]);
}
}
/**
* @param {?} event
* @return {?}
*/
mouseWheelFunc(event) {
var /** @type {?} */ event = window.event || event; // old IE support
var /** @type {?} */ delta = Math.max(-1, Math.min(1, (event.wheelDelta || -event.detail)));
if (delta > 0) {
this.zoomIn.emit(event);
}
else if (delta < 0) {
this.zoomOut.emit(event);
}
// for IE
event.returnValue = false;
// for Chrome and Firefox
if (event.preventDefault) {
event.preventDefault();
}
}
}
CanvasEventsDirective.decorators = [
{ type: Directive, args: [{ selector: '[canvasEvents]' },] },
];
/** @nocollapse */
CanvasEventsDirective.propDecorators = {
"zoomOut": [{ type: Output },],
"zoomIn": [{ type: Output },],
"moveInit": [{ type: Output },],
"move": [{ type: Output },],
"moveEnd": [{ type: Output },],
"panMode": [{ type: Output },],
"addNodeMode": [{ type: Output },],
"onMouseWheelChrome": [{ type: HostListener, args: ['mousewheel', ['$event'],] },],
"onMouseWheelFirefox": [{ type: HostListener, args: ['DOMMouseScroll', ['$event'],] },],
"onMouseWheelIE": [{ type: HostListener, args: ['onmousewheel', ['$event'],] },],
"onKeyDown": [{ type: HostListener, args: ['document:keydown', ['$event'],] },],
"onKeyUp": [{ type: HostListener, args: ['document:keyup', ['$event'],] },],
"onMouseClick": [{ type: HostListener, args: ['mousedown', ['$event'],] },],
"onMouseMove": [{ type: HostListener, args: ['mousemove', ['$event'],] },],
"onMouseUp": [{ type: HostListener, args: ['mouseup', ['$event'],] },],
};
function CanvasEventsDirective_tsickle_Closure_declarations() {
/** @type {!Array<{type: !Function, args: (undefined|!Array<?>)}>} */
CanvasEventsDirective.decorators;
/**
* @nocollapse
* @type {function(): !Array<(null|{type: ?, decorators: (undefined|!Array<{type: !Function, args: (undefined|!Array<?>)}>)})>}
*/
CanvasEventsDirective.ctorParameters;
/** @type {!Object<string,!Array<{type: !Function, args: (undefined|!Array<?>)}>>} */
CanvasEventsDirective.propDecorators;
/** @type {?} */
CanvasEventsDirective.prototype.zoomOut;
/** @type {?} */
CanvasEventsDirective.prototype.zoomIn;
/** @type {?} */
CanvasEventsDirective.prototype.moveInit;
/** @type {?} */
CanvasEventsDirective.prototype.move;
/** @type {?} */
CanvasEventsDirective.prototype.moveEnd;
/** @type {?} */
CanvasEventsDirective.prototype.panMode;
/** @type {?} */
CanvasEventsDirective.prototype.addNodeMode;
/** @type {?} */
CanvasEventsDirective.prototype.mouseDown;
/** @type {?} */
CanvasEventsDirective.prototype.dragMode;
/** @type {?} */
CanvasEventsDirective.prototype.clickX;
/** @type {?} */
CanvasEventsDirective.prototype.clickY;
}
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{ Directive, Output, HostListener, EventEmitter } from '@angular/core';\r\n\r\n@Directive({ selector: '[canvasEvents]' })\r\nexport class CanvasEventsDirective {\r\n\r\n  @Output() zoomOut = new EventEmitter();\r\n  @Output() zoomIn = new EventEmitter();\r\n  @Output() moveInit = new EventEmitter();\r\n  @Output() move = new EventEmitter();\r\n  @Output() moveEnd = new EventEmitter();\r\n  @Output() panMode = new EventEmitter();\r\n  @Output() addNodeMode = new EventEmitter();\r\n\r\n  private mouseDown: boolean = false;\r\n  private dragMode: boolean = false;\r\n\r\n  private clickX;\r\n  private clickY;\r\n\r\n  @HostListener('mousewheel', ['$event']) onMouseWheelChrome(event: any) {\r\n    this.mouseWheelFunc(event);\r\n  }\r\n\r\n  @HostListener('DOMMouseScroll', ['$event']) onMouseWheelFirefox(event: any) {\r\n    this.mouseWheelFunc(event);\r\n  }\r\n\r\n  @HostListener('onmousewheel', ['$event']) onMouseWheelIE(event: any) {\r\n    this.mouseWheelFunc(event);\r\n  }\r\n\r\n  @HostListener('document:keydown', ['$event'])\r\n  onKeyDown(ev:KeyboardEvent){\r\n      if(ev.key == \"ArrowDown\"){\r\n        this.zoomIn.emit(ev);\r\n      }\r\n      if(ev.key == \"ArrowUp\"){\r\n        this.zoomOut.emit(ev);\r\n      }\r\n      if(ev.key == \"Alt\"){\r\n        // enable drag mode if holding Alt\r\n        this.dragMode = true;\r\n        this.panMode.emit(true);\r\n      }\r\n      if(ev.key == \"Control\"){\r\n        this.addNodeMode.emit(true);\r\n      }\r\n  }\r\n\r\n  @HostListener('document:keyup', ['$event'])\r\n  onKeyUp(ev:KeyboardEvent){\r\n      if(ev.key == \"Alt\"){\r\n        // disable drag mode if releasing Alt\r\n        this.dragMode = false;\r\n        this.panMode.emit(false);\r\n      }\r\n      if(ev.key == \"Control\"){\r\n        this.addNodeMode.emit(false);\r\n      }\r\n      \r\n  }\r\n\r\n  @HostListener('mousedown', ['$event'])\r\n  onMouseClick(ev: MouseEvent) {\r\n\r\n      this.mouseDown = true;\r\n\r\n      // enable drag mode if clicking middle button\r\n      if(ev.button == 1) this.dragMode = true;\r\n\r\n      if(this.dragMode){\r\n        this.clickX = ev.offsetX;\r\n        this.clickY = ev.offsetY;\r\n        this.panMode.emit(true);\r\n        this.moveInit.emit([ev.offsetX,ev.offsetY]);\r\n      }\r\n  }\r\n\r\n  @HostListener('mousemove', ['$event'])\r\n  onMouseMove(ev: MouseEvent) {\r\n      if(this.dragMode && this.mouseDown){\r\n          this.move.emit([ev.offsetX-this.clickX,ev.offsetY-this.clickY]);\r\n      }\r\n  }\r\n\r\n  @HostListener('mouseup', ['$event'])\r\n  onMouseUp(ev: MouseEvent) {\r\n      this.mouseDown = false;\r\n      if(this.dragMode){\r\n        this.dragMode = false;\r\n        this.panMode.emit(false);\r\n        this.moveEnd.emit([ev.offsetX-this.clickX,ev.offsetY-this.clickY]);\r\n      }\r\n  }\r\n\r\n  mouseWheelFunc(event: any) {\r\n    var event = window.event || event; // old IE support\r\n    var delta = Math.max(-1, Math.min(1, (event.wheelDelta || -event.detail)));\r\n    if(delta > 0) {\r\n        this.zoomIn.emit(event);\r\n    } else if(delta < 0) {\r\n        this.zoomOut.emit(event);\r\n    }\r\n    // for IE\r\n    event.returnValue = false;\r\n    // for Chrome and Firefox\r\n    if(event.preventDefault) {\r\n        event.preventDefault();\r\n    }\r\n  }\r\n}"]}