ngx-gridster
Version:
358 lines • 34.6 kB
JavaScript
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
import { Injectable } from '@angular/core';
import { GridsterItemComponentInterface } from './gridsterItemComponent.interface';
import { GridsterComponent } from './gridster.component';
export class GridsterPushResize {
/**
* @param {?} gridsterItem
*/
constructor(gridsterItem) {
this.pushedItems = [];
this.pushedItemsPath = [];
this.gridsterItem = gridsterItem;
this.gridster = gridsterItem.gridster;
this.tryPattern = {
fromEast: this.tryWest,
fromWest: this.tryEast,
fromNorth: this.trySouth,
fromSouth: this.tryNorth
};
this.fromSouth = 'fromSouth';
this.fromNorth = 'fromNorth';
this.fromEast = 'fromEast';
this.fromWest = 'fromWest';
}
/**
* @return {?}
*/
destroy() {
delete this.gridster;
delete this.gridsterItem;
}
/**
* @param {?} direction
* @return {?}
*/
pushItems(direction) {
if (this.gridster.$options.pushResizeItems) {
return this.push(this.gridsterItem, direction);
}
else {
return false;
}
}
/**
* @return {?}
*/
restoreItems() {
/** @type {?} */
let i = 0;
/** @type {?} */
const l = this.pushedItems.length;
/** @type {?} */
let pushedItem;
for (; i < l; i++) {
pushedItem = this.pushedItems[i];
pushedItem.$item.x = pushedItem.item.x || 0;
pushedItem.$item.y = pushedItem.item.y || 0;
pushedItem.$item.cols = pushedItem.item.cols || 1;
pushedItem.$item.row = pushedItem.item.row || 1;
pushedItem.setSize();
}
this.pushedItems = [];
this.pushedItemsPath = [];
}
/**
* @return {?}
*/
setPushedItems() {
/** @type {?} */
let i = 0;
/** @type {?} */
const l = this.pushedItems.length;
/** @type {?} */
let pushedItem;
for (; i < l; i++) {
pushedItem = this.pushedItems[i];
pushedItem.checkItemChanges(pushedItem.$item, pushedItem.item);
}
this.pushedItems = [];
this.pushedItemsPath = [];
}
/**
* @return {?}
*/
checkPushBack() {
/** @type {?} */
let i = this.pushedItems.length - 1;
/** @type {?} */
let change = false;
for (; i > -1; i--) {
if (this.checkPushedItem(this.pushedItems[i], i)) {
change = true;
}
}
if (change) {
this.checkPushBack();
}
}
/**
* @private
* @param {?} gridsterItem
* @param {?} direction
* @return {?}
*/
push(gridsterItem, direction) {
/** @type {?} */
const gridsterItemCollision = this.gridster.checkCollision(gridsterItem.$item);
if (gridsterItemCollision && gridsterItemCollision !== true &&
gridsterItemCollision !== this.gridsterItem && gridsterItemCollision.canBeResized()) {
if (this.tryPattern[direction].call(this, gridsterItemCollision, gridsterItem, direction)) {
return true;
}
}
else if (gridsterItemCollision === false) {
return true;
}
return false;
}
/**
* @private
* @param {?} gridsterItemCollide
* @param {?} gridsterItem
* @param {?} direction
* @return {?}
*/
trySouth(gridsterItemCollide, gridsterItem, direction) {
/** @type {?} */
const backUpY = gridsterItemCollide.$item.y;
/** @type {?} */
const backUpRows = gridsterItemCollide.$item.rows;
gridsterItemCollide.$item.y = gridsterItem.$item.y + gridsterItem.$item.rows;
gridsterItemCollide.$item.rows = backUpRows + backUpY - gridsterItemCollide.$item.y;
if (!GridsterComponent.checkCollisionTwoItems(gridsterItemCollide.$item, gridsterItem.$item)
&& !this.gridster.checkGridCollision(gridsterItemCollide.$item)) {
gridsterItemCollide.setSize();
this.addToPushed(gridsterItemCollide);
this.push(gridsterItem, direction);
return true;
}
else {
gridsterItemCollide.$item.y = backUpY;
gridsterItemCollide.$item.rows = backUpRows;
}
return false;
}
/**
* @private
* @param {?} gridsterItemCollide
* @param {?} gridsterItem
* @param {?} direction
* @return {?}
*/
tryNorth(gridsterItemCollide, gridsterItem, direction) {
/** @type {?} */
const backUpRows = gridsterItemCollide.$item.rows;
gridsterItemCollide.$item.rows = gridsterItem.$item.y - gridsterItemCollide.$item.y;
if (!GridsterComponent.checkCollisionTwoItems(gridsterItemCollide.$item, gridsterItem.$item)
&& !this.gridster.checkGridCollision(gridsterItemCollide.$item)) {
gridsterItemCollide.setSize();
this.addToPushed(gridsterItemCollide);
this.push(gridsterItem, direction);
return true;
}
else {
gridsterItemCollide.$item.rows = backUpRows;
}
return false;
}
/**
* @private
* @param {?} gridsterItemCollide
* @param {?} gridsterItem
* @param {?} direction
* @return {?}
*/
tryEast(gridsterItemCollide, gridsterItem, direction) {
/** @type {?} */
const backUpX = gridsterItemCollide.$item.x;
/** @type {?} */
const backUpCols = gridsterItemCollide.$item.cols;
gridsterItemCollide.$item.x = gridsterItem.$item.x + gridsterItem.$item.cols;
gridsterItemCollide.$item.cols = backUpCols + backUpX - gridsterItemCollide.$item.x;
if (!GridsterComponent.checkCollisionTwoItems(gridsterItemCollide.$item, gridsterItem.$item)
&& !this.gridster.checkGridCollision(gridsterItemCollide.$item)) {
gridsterItemCollide.setSize();
this.addToPushed(gridsterItemCollide);
this.push(gridsterItem, direction);
return true;
}
else {
gridsterItemCollide.$item.x = backUpX;
gridsterItemCollide.$item.cols = backUpCols;
}
return false;
}
/**
* @private
* @param {?} gridsterItemCollide
* @param {?} gridsterItem
* @param {?} direction
* @return {?}
*/
tryWest(gridsterItemCollide, gridsterItem, direction) {
/** @type {?} */
const backUpCols = gridsterItemCollide.$item.cols;
gridsterItemCollide.$item.cols = gridsterItem.$item.x - gridsterItemCollide.$item.x;
if (!GridsterComponent.checkCollisionTwoItems(gridsterItemCollide.$item, gridsterItem.$item)
&& !this.gridster.checkGridCollision(gridsterItemCollide.$item)) {
gridsterItemCollide.setSize();
this.addToPushed(gridsterItemCollide);
this.push(gridsterItem, direction);
return true;
}
else {
gridsterItemCollide.$item.cols = backUpCols;
}
return false;
}
/**
* @private
* @param {?} gridsterItem
* @return {?}
*/
addToPushed(gridsterItem) {
if (this.pushedItems.indexOf(gridsterItem) < 0) {
this.pushedItems.push(gridsterItem);
this.pushedItemsPath.push([
{
x: gridsterItem.item.x || 0,
y: gridsterItem.item.y || 0,
cols: gridsterItem.item.cols || 0,
rows: gridsterItem.item.rows || 0
},
{
x: gridsterItem.$item.x,
y: gridsterItem.$item.y,
cols: gridsterItem.$item.cols,
rows: gridsterItem.$item.rows
}
]);
}
else {
/** @type {?} */
const i = this.pushedItems.indexOf(gridsterItem);
this.pushedItemsPath[i].push({
x: gridsterItem.$item.x,
y: gridsterItem.$item.y,
cols: gridsterItem.$item.cols,
rows: gridsterItem.$item.rows
});
}
}
/**
* @private
* @param {?} i
* @return {?}
*/
removeFromPushed(i) {
if (i > -1) {
this.pushedItems.splice(i, 1);
this.pushedItemsPath.splice(i, 1);
}
}
/**
* @private
* @param {?} pushedItem
* @param {?} i
* @return {?}
*/
checkPushedItem(pushedItem, i) {
/** @type {?} */
const path = this.pushedItemsPath[i];
/** @type {?} */
let j = path.length - 2;
/** @type {?} */
let lastPosition;
/** @type {?} */
let x;
/** @type {?} */
let y;
/** @type {?} */
let cols;
/** @type {?} */
let rows;
for (; j > -1; j--) {
lastPosition = path[j];
x = pushedItem.$item.x;
y = pushedItem.$item.y;
cols = pushedItem.$item.cols;
rows = pushedItem.$item.rows;
pushedItem.$item.x = lastPosition.x;
pushedItem.$item.y = lastPosition.y;
pushedItem.$item.cols = lastPosition.cols;
pushedItem.$item.rows = lastPosition.rows;
if (!this.gridster.findItemWithItem(pushedItem.$item)) {
pushedItem.setSize();
path.splice(j + 1, path.length - 1 - j);
}
else {
pushedItem.$item.x = x;
pushedItem.$item.y = y;
pushedItem.$item.cols = cols;
pushedItem.$item.rows = rows;
}
}
if (path.length < 2) {
this.removeFromPushed(i);
return true;
}
return false;
}
}
GridsterPushResize.decorators = [
{ type: Injectable }
];
/** @nocollapse */
GridsterPushResize.ctorParameters = () => [
{ type: GridsterItemComponentInterface }
];
if (false) {
/** @type {?} */
GridsterPushResize.prototype.fromSouth;
/** @type {?} */
GridsterPushResize.prototype.fromNorth;
/** @type {?} */
GridsterPushResize.prototype.fromEast;
/** @type {?} */
GridsterPushResize.prototype.fromWest;
/**
* @type {?}
* @private
*/
GridsterPushResize.prototype.pushedItems;
/**
* @type {?}
* @private
*/
GridsterPushResize.prototype.pushedItemsPath;
/**
* @type {?}
* @private
*/
GridsterPushResize.prototype.gridsterItem;
/**
* @type {?}
* @private
*/
GridsterPushResize.prototype.gridster;
/**
* @type {?}
* @private
*/
GridsterPushResize.prototype.tryPattern;
}
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{Injectable} from '@angular/core';\r\n\r\nimport {GridsterItem} from './gridsterItem.interface';\r\nimport {GridsterItemComponentInterface} from './gridsterItemComponent.interface';\r\nimport {GridsterComponentInterface} from './gridster.interface';\r\nimport {GridsterComponent} from './gridster.component';\r\n\r\n@Injectable()\r\nexport class GridsterPushResize {\r\n  public fromSouth: string;\r\n  public fromNorth: string;\r\n  public fromEast: string;\r\n  public fromWest: string;\r\n  private pushedItems: Array<GridsterItemComponentInterface>;\r\n  private pushedItemsPath: Array<Array<GridsterItem>>;\r\n  private gridsterItem: GridsterItemComponentInterface;\r\n  private gridster: GridsterComponentInterface;\r\n  private tryPattern: {\r\n    fromEast: Function,\r\n    fromWest: Function,\r\n    fromNorth: Function,\r\n    fromSouth: Function,\r\n    [key: string]: Function\r\n  };\r\n\r\n  constructor(gridsterItem: GridsterItemComponentInterface) {\r\n    this.pushedItems = [];\r\n    this.pushedItemsPath = [];\r\n    this.gridsterItem = gridsterItem;\r\n    this.gridster = gridsterItem.gridster;\r\n    this.tryPattern = {\r\n      fromEast: this.tryWest,\r\n      fromWest: this.tryEast,\r\n      fromNorth: this.trySouth,\r\n      fromSouth: this.tryNorth\r\n    };\r\n    this.fromSouth = 'fromSouth';\r\n    this.fromNorth = 'fromNorth';\r\n    this.fromEast = 'fromEast';\r\n    this.fromWest = 'fromWest';\r\n  }\r\n\r\n  destroy(): void {\r\n    delete this.gridster;\r\n    delete this.gridsterItem;\r\n  }\r\n\r\n  pushItems(direction: string): boolean {\r\n    if (this.gridster.$options.pushResizeItems) {\r\n      return this.push(this.gridsterItem, direction);\r\n    } else {\r\n      return false;\r\n    }\r\n  }\r\n\r\n  restoreItems(): void {\r\n    let i = 0;\r\n    const l: number = this.pushedItems.length;\r\n    let pushedItem: GridsterItemComponentInterface;\r\n    for (; i < l; i++) {\r\n      pushedItem = this.pushedItems[i];\r\n      pushedItem.$item.x = pushedItem.item.x || 0;\r\n      pushedItem.$item.y = pushedItem.item.y || 0;\r\n      pushedItem.$item.cols = pushedItem.item.cols || 1;\r\n      pushedItem.$item.row = pushedItem.item.row || 1;\r\n      pushedItem.setSize();\r\n    }\r\n    this.pushedItems = [];\r\n    this.pushedItemsPath = [];\r\n  }\r\n\r\n  setPushedItems() {\r\n    let i = 0;\r\n    const l: number = this.pushedItems.length;\r\n    let pushedItem: GridsterItemComponentInterface;\r\n    for (; i < l; i++) {\r\n      pushedItem = this.pushedItems[i];\r\n      pushedItem.checkItemChanges(pushedItem.$item, pushedItem.item);\r\n    }\r\n    this.pushedItems = [];\r\n    this.pushedItemsPath = [];\r\n  }\r\n\r\n  checkPushBack(): void {\r\n    let i: number = this.pushedItems.length - 1;\r\n    let change = false;\r\n    for (; i > -1; i--) {\r\n      if (this.checkPushedItem(this.pushedItems[i], i)) {\r\n        change = true;\r\n      }\r\n    }\r\n    if (change) {\r\n      this.checkPushBack();\r\n    }\r\n  }\r\n\r\n  private push(gridsterItem: GridsterItemComponentInterface, direction: string): boolean {\r\n    const gridsterItemCollision: any = this.gridster.checkCollision(gridsterItem.$item);\r\n    if (gridsterItemCollision && gridsterItemCollision !== true &&\r\n      gridsterItemCollision !== this.gridsterItem && gridsterItemCollision.canBeResized()) {\r\n      if (this.tryPattern[direction].call(this, gridsterItemCollision, gridsterItem, direction)) {\r\n        return true;\r\n      }\r\n    } else if (gridsterItemCollision === false) {\r\n      return true;\r\n    }\r\n    return false;\r\n  }\r\n\r\n  private trySouth(gridsterItemCollide: GridsterItemComponentInterface, gridsterItem: GridsterItemComponentInterface,\r\n                   direction: string): boolean {\r\n    const backUpY = gridsterItemCollide.$item.y;\r\n    const backUpRows = gridsterItemCollide.$item.rows;\r\n    gridsterItemCollide.$item.y = gridsterItem.$item.y + gridsterItem.$item.rows;\r\n    gridsterItemCollide.$item.rows = backUpRows + backUpY - gridsterItemCollide.$item.y;\r\n    if (!GridsterComponent.checkCollisionTwoItems(gridsterItemCollide.$item, gridsterItem.$item)\r\n      && !this.gridster.checkGridCollision(gridsterItemCollide.$item)) {\r\n      gridsterItemCollide.setSize();\r\n      this.addToPushed(gridsterItemCollide);\r\n      this.push(gridsterItem, direction);\r\n      return true;\r\n    } else {\r\n      gridsterItemCollide.$item.y = backUpY;\r\n      gridsterItemCollide.$item.rows = backUpRows;\r\n    }\r\n    return false;\r\n  }\r\n\r\n  private tryNorth(gridsterItemCollide: GridsterItemComponentInterface, gridsterItem: GridsterItemComponentInterface,\r\n                   direction: string): boolean {\r\n    const backUpRows = gridsterItemCollide.$item.rows;\r\n    gridsterItemCollide.$item.rows = gridsterItem.$item.y - gridsterItemCollide.$item.y;\r\n    if (!GridsterComponent.checkCollisionTwoItems(gridsterItemCollide.$item, gridsterItem.$item)\r\n      && !this.gridster.checkGridCollision(gridsterItemCollide.$item)) {\r\n      gridsterItemCollide.setSize();\r\n      this.addToPushed(gridsterItemCollide);\r\n      this.push(gridsterItem, direction);\r\n      return true;\r\n    } else {\r\n      gridsterItemCollide.$item.rows = backUpRows;\r\n    }\r\n    return false;\r\n  }\r\n\r\n  private tryEast(gridsterItemCollide: GridsterItemComponentInterface, gridsterItem: GridsterItemComponentInterface,\r\n                  direction: string): boolean {\r\n    const backUpX = gridsterItemCollide.$item.x;\r\n    const backUpCols = gridsterItemCollide.$item.cols;\r\n    gridsterItemCollide.$item.x = gridsterItem.$item.x + gridsterItem.$item.cols;\r\n    gridsterItemCollide.$item.cols = backUpCols + backUpX - gridsterItemCollide.$item.x;\r\n    if (!GridsterComponent.checkCollisionTwoItems(gridsterItemCollide.$item, gridsterItem.$item)\r\n      && !this.gridster.checkGridCollision(gridsterItemCollide.$item)) {\r\n      gridsterItemCollide.setSize();\r\n      this.addToPushed(gridsterItemCollide);\r\n      this.push(gridsterItem, direction);\r\n      return true;\r\n    } else {\r\n      gridsterItemCollide.$item.x = backUpX;\r\n      gridsterItemCollide.$item.cols = backUpCols;\r\n    }\r\n    return false;\r\n  }\r\n\r\n  private tryWest(gridsterItemCollide: GridsterItemComponentInterface, gridsterItem: GridsterItemComponentInterface,\r\n                  direction: string): boolean {\r\n    const backUpCols = gridsterItemCollide.$item.cols;\r\n    gridsterItemCollide.$item.cols = gridsterItem.$item.x - gridsterItemCollide.$item.x;\r\n    if (!GridsterComponent.checkCollisionTwoItems(gridsterItemCollide.$item, gridsterItem.$item)\r\n      && !this.gridster.checkGridCollision(gridsterItemCollide.$item)) {\r\n      gridsterItemCollide.setSize();\r\n      this.addToPushed(gridsterItemCollide);\r\n      this.push(gridsterItem, direction);\r\n      return true;\r\n    } else {\r\n      gridsterItemCollide.$item.cols = backUpCols;\r\n    }\r\n    return false;\r\n  }\r\n\r\n  private addToPushed(gridsterItem: GridsterItemComponentInterface): void {\r\n    if (this.pushedItems.indexOf(gridsterItem) < 0) {\r\n      this.pushedItems.push(gridsterItem);\r\n      this.pushedItemsPath.push([\r\n        {\r\n          x: gridsterItem.item.x || 0,\r\n          y: gridsterItem.item.y || 0,\r\n          cols: gridsterItem.item.cols || 0,\r\n          rows: gridsterItem.item.rows || 0\r\n        },\r\n        {\r\n          x: gridsterItem.$item.x,\r\n          y: gridsterItem.$item.y,\r\n          cols: gridsterItem.$item.cols,\r\n          rows: gridsterItem.$item.rows\r\n        }]);\r\n    } else {\r\n      const i = this.pushedItems.indexOf(gridsterItem);\r\n      this.pushedItemsPath[i].push(\r\n        {\r\n          x: gridsterItem.$item.x,\r\n          y: gridsterItem.$item.y,\r\n          cols: gridsterItem.$item.cols,\r\n          rows: gridsterItem.$item.rows\r\n        });\r\n    }\r\n  }\r\n\r\n  private removeFromPushed(i: number): void {\r\n    if (i > -1) {\r\n      this.pushedItems.splice(i, 1);\r\n      this.pushedItemsPath.splice(i, 1);\r\n    }\r\n  }\r\n\r\n  private checkPushedItem(pushedItem: GridsterItemComponentInterface, i: number): boolean {\r\n    const path = this.pushedItemsPath[i];\r\n    let j = path.length - 2;\r\n    let lastPosition: { x: number, y: number, cols: number, rows: number }, x, y, cols, rows;\r\n    for (; j > -1; j--) {\r\n      lastPosition = path[j];\r\n      x = pushedItem.$item.x;\r\n      y = pushedItem.$item.y;\r\n      cols = pushedItem.$item.cols;\r\n      rows = pushedItem.$item.rows;\r\n      pushedItem.$item.x = lastPosition.x;\r\n      pushedItem.$item.y = lastPosition.y;\r\n      pushedItem.$item.cols = lastPosition.cols;\r\n      pushedItem.$item.rows = lastPosition.rows;\r\n      if (!this.gridster.findItemWithItem(pushedItem.$item)) {\r\n        pushedItem.setSize();\r\n        path.splice(j + 1, path.length - 1 - j);\r\n      } else {\r\n        pushedItem.$item.x = x;\r\n        pushedItem.$item.y = y;\r\n        pushedItem.$item.cols = cols;\r\n        pushedItem.$item.rows = rows;\r\n      }\r\n    }\r\n    if (path.length < 2) {\r\n      this.removeFromPushed(i);\r\n      return true;\r\n    }\r\n    return false;\r\n  }\r\n}\r\n"]}