@angular/material
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Angular Material
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JavaScript
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { InjectionToken, Component, ViewEncapsulation, ElementRef, Input, Optional, ContentChildren, Directive, ChangeDetectionStrategy, Inject, NgModule } from '@angular/core';
import { MatLine, setLines, MatLineModule, MatCommonModule } from '@angular/material/core';
import { coerceNumberProperty } from '@angular/cdk/coercion';
import { Directionality } from '@angular/cdk/bidi';
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
/**
* Injection token used to provide a grid list to a tile and to avoid circular imports.
* \@docs-private
* @type {?}
*/
const MAT_GRID_LIST = new InjectionToken('MAT_GRID_LIST');
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
class MatGridTile {
/**
* @param {?} _element
* @param {?=} _gridList
*/
constructor(_element, _gridList) {
this._element = _element;
this._gridList = _gridList;
this._rowspan = 1;
this._colspan = 1;
}
/**
* Amount of rows that the grid tile takes up.
* @return {?}
*/
get rowspan() { return this._rowspan; }
/**
* @param {?} value
* @return {?}
*/
set rowspan(value) { this._rowspan = Math.round(coerceNumberProperty(value)); }
/**
* Amount of columns that the grid tile takes up.
* @return {?}
*/
get colspan() { return this._colspan; }
/**
* @param {?} value
* @return {?}
*/
set colspan(value) { this._colspan = Math.round(coerceNumberProperty(value)); }
/**
* Sets the style of the grid-tile element. Needs to be set manually to avoid
* "Changed after checked" errors that would occur with HostBinding.
* @param {?} property
* @param {?} value
* @return {?}
*/
_setStyle(property, value) {
((/** @type {?} */ (this._element.nativeElement.style)))[property] = value;
}
}
MatGridTile.decorators = [
{ type: Component, args: [{selector: 'mat-grid-tile',
exportAs: 'matGridTile',
host: {
'class': 'mat-grid-tile',
},
template: "<figure class=\"mat-figure\"><ng-content></ng-content></figure>",
styles: [".mat-grid-list{display:block;position:relative}.mat-grid-tile{display:block;position:absolute;overflow:hidden}.mat-grid-tile .mat-figure{top:0;left:0;right:0;bottom:0;position:absolute;display:flex;align-items:center;justify-content:center;height:100%;padding:0;margin:0}.mat-grid-tile .mat-grid-tile-footer,.mat-grid-tile .mat-grid-tile-header{display:flex;align-items:center;height:48px;color:#fff;background:rgba(0,0,0,.38);overflow:hidden;padding:0 16px;position:absolute;left:0;right:0}.mat-grid-tile .mat-grid-tile-footer>*,.mat-grid-tile .mat-grid-tile-header>*{margin:0;padding:0;font-weight:400;font-size:inherit}.mat-grid-tile .mat-grid-tile-footer.mat-2-line,.mat-grid-tile .mat-grid-tile-header.mat-2-line{height:68px}.mat-grid-tile .mat-grid-list-text{display:flex;flex-direction:column;width:100%;box-sizing:border-box;overflow:hidden}.mat-grid-tile .mat-grid-list-text>*{margin:0;padding:0;font-weight:400;font-size:inherit}.mat-grid-tile .mat-grid-list-text:empty{display:none}.mat-grid-tile .mat-grid-tile-header{top:0}.mat-grid-tile .mat-grid-tile-footer{bottom:0}.mat-grid-tile .mat-grid-avatar{padding-right:16px}[dir=rtl] .mat-grid-tile .mat-grid-avatar{padding-right:0;padding-left:16px}.mat-grid-tile .mat-grid-avatar:empty{display:none}"],
encapsulation: ViewEncapsulation.None,
changeDetection: ChangeDetectionStrategy.OnPush,
},] },
];
/** @nocollapse */
MatGridTile.ctorParameters = () => [
{ type: ElementRef },
{ type: undefined, decorators: [{ type: Optional }, { type: Inject, args: [MAT_GRID_LIST,] }] }
];
MatGridTile.propDecorators = {
rowspan: [{ type: Input }],
colspan: [{ type: Input }]
};
class MatGridTileText {
/**
* @param {?} _element
*/
constructor(_element) {
this._element = _element;
}
/**
* @return {?}
*/
ngAfterContentInit() {
setLines(this._lines, this._element);
}
}
MatGridTileText.decorators = [
{ type: Component, args: [{selector: 'mat-grid-tile-header, mat-grid-tile-footer',
template: "<ng-content select=\"[mat-grid-avatar], [matGridAvatar]\"></ng-content><div class=\"mat-grid-list-text\"><ng-content select=\"[mat-line], [matLine]\"></ng-content></div><ng-content></ng-content>",
changeDetection: ChangeDetectionStrategy.OnPush,
encapsulation: ViewEncapsulation.None,
},] },
];
/** @nocollapse */
MatGridTileText.ctorParameters = () => [
{ type: ElementRef }
];
MatGridTileText.propDecorators = {
_lines: [{ type: ContentChildren, args: [MatLine,] }]
};
/**
* Directive whose purpose is to add the mat- CSS styling to this selector.
* \@docs-private
*/
class MatGridAvatarCssMatStyler {
}
MatGridAvatarCssMatStyler.decorators = [
{ type: Directive, args: [{
selector: '[mat-grid-avatar], [matGridAvatar]',
host: { 'class': 'mat-grid-avatar' }
},] },
];
/**
* Directive whose purpose is to add the mat- CSS styling to this selector.
* \@docs-private
*/
class MatGridTileHeaderCssMatStyler {
}
MatGridTileHeaderCssMatStyler.decorators = [
{ type: Directive, args: [{
selector: 'mat-grid-tile-header',
host: { 'class': 'mat-grid-tile-header' }
},] },
];
/**
* Directive whose purpose is to add the mat- CSS styling to this selector.
* \@docs-private
*/
class MatGridTileFooterCssMatStyler {
}
MatGridTileFooterCssMatStyler.decorators = [
{ type: Directive, args: [{
selector: 'mat-grid-tile-footer',
host: { 'class': 'mat-grid-tile-footer' }
},] },
];
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
/**
* Class for determining, from a list of tiles, the (row, col) position of each of those tiles
* in the grid. This is necessary (rather than just rendering the tiles in normal document flow)
* because the tiles can have a rowspan.
*
* The positioning algorithm greedily places each tile as soon as it encounters a gap in the grid
* large enough to accommodate it so that the tiles still render in the same order in which they
* are given.
*
* The basis of the algorithm is the use of an array to track the already placed tiles. Each
* element of the array corresponds to a column, and the value indicates how many cells in that
* column are already occupied; zero indicates an empty cell. Moving "down" to the next row
* decrements each value in the tracking array (indicating that the column is one cell closer to
* being free).
*
* \@docs-private
*/
class TileCoordinator {
constructor() {
/**
* Index at which the search for the next gap will start.
*/
this.columnIndex = 0;
/**
* The current row index.
*/
this.rowIndex = 0;
}
/**
* Gets the total number of rows occupied by tiles
* @return {?}
*/
get rowCount() { return this.rowIndex + 1; }
/**
* Gets the total span of rows occupied by tiles.
* Ex: A list with 1 row that contains a tile with rowspan 2 will have a total rowspan of 2.
* @return {?}
*/
get rowspan() {
/** @type {?} */
const lastRowMax = Math.max(...this.tracker);
// if any of the tiles has a rowspan that pushes it beyond the total row count,
// add the difference to the rowcount
return lastRowMax > 1 ? this.rowCount + lastRowMax - 1 : this.rowCount;
}
/**
* Updates the tile positions.
* @param {?} numColumns Amount of columns in the grid.
* @param {?} tiles
* @return {?}
*/
update(numColumns, tiles) {
this.columnIndex = 0;
this.rowIndex = 0;
this.tracker = new Array(numColumns);
this.tracker.fill(0, 0, this.tracker.length);
this.positions = tiles.map((/**
* @param {?} tile
* @return {?}
*/
tile => this._trackTile(tile)));
}
/**
* Calculates the row and col position of a tile.
* @private
* @param {?} tile
* @return {?}
*/
_trackTile(tile) {
// Find a gap large enough for this tile.
/** @type {?} */
const gapStartIndex = this._findMatchingGap(tile.colspan);
// Place tile in the resulting gap.
this._markTilePosition(gapStartIndex, tile);
// The next time we look for a gap, the search will start at columnIndex, which should be
// immediately after the tile that has just been placed.
this.columnIndex = gapStartIndex + tile.colspan;
return new TilePosition(this.rowIndex, gapStartIndex);
}
/**
* Finds the next available space large enough to fit the tile.
* @private
* @param {?} tileCols
* @return {?}
*/
_findMatchingGap(tileCols) {
if (tileCols > this.tracker.length) {
throw Error(`mat-grid-list: tile with colspan ${tileCols} is wider than ` +
`grid with cols="${this.tracker.length}".`);
}
// Start index is inclusive, end index is exclusive.
/** @type {?} */
let gapStartIndex = -1;
/** @type {?} */
let gapEndIndex = -1;
// Look for a gap large enough to fit the given tile. Empty spaces are marked with a zero.
do {
// If we've reached the end of the row, go to the next row.
if (this.columnIndex + tileCols > this.tracker.length) {
this._nextRow();
gapStartIndex = this.tracker.indexOf(0, this.columnIndex);
gapEndIndex = this._findGapEndIndex(gapStartIndex);
continue;
}
gapStartIndex = this.tracker.indexOf(0, this.columnIndex);
// If there are no more empty spaces in this row at all, move on to the next row.
if (gapStartIndex == -1) {
this._nextRow();
gapStartIndex = this.tracker.indexOf(0, this.columnIndex);
gapEndIndex = this._findGapEndIndex(gapStartIndex);
continue;
}
gapEndIndex = this._findGapEndIndex(gapStartIndex);
// If a gap large enough isn't found, we want to start looking immediately after the current
// gap on the next iteration.
this.columnIndex = gapStartIndex + 1;
// Continue iterating until we find a gap wide enough for this tile. Since gapEndIndex is
// exclusive, gapEndIndex is 0 means we didn't find a gap and should continue.
} while ((gapEndIndex - gapStartIndex < tileCols) || (gapEndIndex == 0));
// If we still didn't manage to find a gap, ensure that the index is
// at least zero so the tile doesn't get pulled out of the grid.
return Math.max(gapStartIndex, 0);
}
/**
* Move "down" to the next row.
* @private
* @return {?}
*/
_nextRow() {
this.columnIndex = 0;
this.rowIndex++;
// Decrement all spaces by one to reflect moving down one row.
for (let i = 0; i < this.tracker.length; i++) {
this.tracker[i] = Math.max(0, this.tracker[i] - 1);
}
}
/**
* Finds the end index (exclusive) of a gap given the index from which to start looking.
* The gap ends when a non-zero value is found.
* @private
* @param {?} gapStartIndex
* @return {?}
*/
_findGapEndIndex(gapStartIndex) {
for (let i = gapStartIndex + 1; i < this.tracker.length; i++) {
if (this.tracker[i] != 0) {
return i;
}
}
// The gap ends with the end of the row.
return this.tracker.length;
}
/**
* Update the tile tracker to account for the given tile in the given space.
* @private
* @param {?} start
* @param {?} tile
* @return {?}
*/
_markTilePosition(start, tile) {
for (let i = 0; i < tile.colspan; i++) {
this.tracker[start + i] = tile.rowspan;
}
}
}
/**
* Simple data structure for tile position (row, col).
* \@docs-private
*/
class TilePosition {
/**
* @param {?} row
* @param {?} col
*/
constructor(row, col) {
this.row = row;
this.col = col;
}
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
/**
* RegExp that can be used to check whether a value will
* be allowed inside a CSS `calc()` expression.
* @type {?}
*/
const cssCalcAllowedValue = /^-?\d+((\.\d+)?[A-Za-z%$]?)+$/;
/**
* Sets the style properties for an individual tile, given the position calculated by the
* Tile Coordinator.
* \@docs-private
* @abstract
*/
class TileStyler {
constructor() {
this._rows = 0;
this._rowspan = 0;
}
/**
* Adds grid-list layout info once it is available. Cannot be processed in the constructor
* because these properties haven't been calculated by that point.
*
* @param {?} gutterSize Size of the grid's gutter.
* @param {?} tracker Instance of the TileCoordinator.
* @param {?} cols Amount of columns in the grid.
* @param {?} direction Layout direction of the grid.
* @return {?}
*/
init(gutterSize, tracker, cols, direction) {
this._gutterSize = normalizeUnits(gutterSize);
this._rows = tracker.rowCount;
this._rowspan = tracker.rowspan;
this._cols = cols;
this._direction = direction;
}
/**
* Computes the amount of space a single 1x1 tile would take up (width or height).
* Used as a basis for other calculations.
* @param {?} sizePercent Percent of the total grid-list space that one 1x1 tile would take up.
* @param {?} gutterFraction Fraction of the gutter size taken up by one 1x1 tile.
* @return {?} The size of a 1x1 tile as an expression that can be evaluated via CSS calc().
*/
getBaseTileSize(sizePercent, gutterFraction) {
// Take the base size percent (as would be if evenly dividing the size between cells),
// and then subtracting the size of one gutter. However, since there are no gutters on the
// edges, each tile only uses a fraction (gutterShare = numGutters / numCells) of the gutter
// size. (Imagine having one gutter per tile, and then breaking up the extra gutter on the
// edge evenly among the cells).
return `(${sizePercent}% - (${this._gutterSize} * ${gutterFraction}))`;
}
/**
* Gets The horizontal or vertical position of a tile, e.g., the 'top' or 'left' property value.
* @param {?} baseSize Base size of a 1x1 tile (as computed in getBaseTileSize).
* @param {?} offset Number of tiles that have already been rendered in the row/column.
* @return {?} Position of the tile as a CSS calc() expression.
*/
getTilePosition(baseSize, offset) {
// The position comes the size of a 1x1 tile plus gutter for each previous tile in the
// row/column (offset).
return offset === 0 ? '0' : calc(`(${baseSize} + ${this._gutterSize}) * ${offset}`);
}
/**
* Gets the actual size of a tile, e.g., width or height, taking rowspan or colspan into account.
* @param {?} baseSize Base size of a 1x1 tile (as computed in getBaseTileSize).
* @param {?} span The tile's rowspan or colspan.
* @return {?} Size of the tile as a CSS calc() expression.
*/
getTileSize(baseSize, span) {
return `(${baseSize} * ${span}) + (${span - 1} * ${this._gutterSize})`;
}
/**
* Sets the style properties to be applied to a tile for the given row and column index.
* @param {?} tile Tile to which to apply the styling.
* @param {?} rowIndex Index of the tile's row.
* @param {?} colIndex Index of the tile's column.
* @return {?}
*/
setStyle(tile, rowIndex, colIndex) {
// Percent of the available horizontal space that one column takes up.
/** @type {?} */
let percentWidthPerTile = 100 / this._cols;
// Fraction of the vertical gutter size that each column takes up.
// For example, if there are 5 columns, each column uses 4/5 = 0.8 times the gutter width.
/** @type {?} */
let gutterWidthFractionPerTile = (this._cols - 1) / this._cols;
this.setColStyles(tile, colIndex, percentWidthPerTile, gutterWidthFractionPerTile);
this.setRowStyles(tile, rowIndex, percentWidthPerTile, gutterWidthFractionPerTile);
}
/**
* Sets the horizontal placement of the tile in the list.
* @param {?} tile
* @param {?} colIndex
* @param {?} percentWidth
* @param {?} gutterWidth
* @return {?}
*/
setColStyles(tile, colIndex, percentWidth, gutterWidth) {
// Base horizontal size of a column.
/** @type {?} */
let baseTileWidth = this.getBaseTileSize(percentWidth, gutterWidth);
// The width and horizontal position of each tile is always calculated the same way, but the
// height and vertical position depends on the rowMode.
/** @type {?} */
let side = this._direction === 'rtl' ? 'right' : 'left';
tile._setStyle(side, this.getTilePosition(baseTileWidth, colIndex));
tile._setStyle('width', calc(this.getTileSize(baseTileWidth, tile.colspan)));
}
/**
* Calculates the total size taken up by gutters across one axis of a list.
* @return {?}
*/
getGutterSpan() {
return `${this._gutterSize} * (${this._rowspan} - 1)`;
}
/**
* Calculates the total size taken up by tiles across one axis of a list.
* @param {?} tileHeight Height of the tile.
* @return {?}
*/
getTileSpan(tileHeight) {
return `${this._rowspan} * ${this.getTileSize(tileHeight, 1)}`;
}
/**
* Calculates the computed height and returns the correct style property to set.
* This method can be implemented by each type of TileStyler.
* \@docs-private
* @return {?}
*/
getComputedHeight() { return null; }
}
/**
* This type of styler is instantiated when the user passes in a fixed row height.
* Example `<mat-grid-list cols="3" rowHeight="100px">`
* \@docs-private
*/
class FixedTileStyler extends TileStyler {
/**
* @param {?} fixedRowHeight
*/
constructor(fixedRowHeight) {
super();
this.fixedRowHeight = fixedRowHeight;
}
/**
* @param {?} gutterSize
* @param {?} tracker
* @param {?} cols
* @param {?} direction
* @return {?}
*/
init(gutterSize, tracker, cols, direction) {
super.init(gutterSize, tracker, cols, direction);
this.fixedRowHeight = normalizeUnits(this.fixedRowHeight);
if (!cssCalcAllowedValue.test(this.fixedRowHeight)) {
throw Error(`Invalid value "${this.fixedRowHeight}" set as rowHeight.`);
}
}
/**
* @param {?} tile
* @param {?} rowIndex
* @return {?}
*/
setRowStyles(tile, rowIndex) {
tile._setStyle('top', this.getTilePosition(this.fixedRowHeight, rowIndex));
tile._setStyle('height', calc(this.getTileSize(this.fixedRowHeight, tile.rowspan)));
}
/**
* @return {?}
*/
getComputedHeight() {
return [
'height', calc(`${this.getTileSpan(this.fixedRowHeight)} + ${this.getGutterSpan()}`)
];
}
/**
* @param {?} list
* @return {?}
*/
reset(list) {
list._setListStyle(['height', null]);
if (list._tiles) {
list._tiles.forEach((/**
* @param {?} tile
* @return {?}
*/
tile => {
tile._setStyle('top', null);
tile._setStyle('height', null);
}));
}
}
}
/**
* This type of styler is instantiated when the user passes in a width:height ratio
* for the row height. Example `<mat-grid-list cols="3" rowHeight="3:1">`
* \@docs-private
*/
class RatioTileStyler extends TileStyler {
/**
* @param {?} value
*/
constructor(value) {
super();
this._parseRatio(value);
}
/**
* @param {?} tile
* @param {?} rowIndex
* @param {?} percentWidth
* @param {?} gutterWidth
* @return {?}
*/
setRowStyles(tile, rowIndex, percentWidth, gutterWidth) {
/** @type {?} */
let percentHeightPerTile = percentWidth / this.rowHeightRatio;
this.baseTileHeight = this.getBaseTileSize(percentHeightPerTile, gutterWidth);
// Use padding-top and margin-top to maintain the given aspect ratio, as
// a percentage-based value for these properties is applied versus the *width* of the
// containing block. See http://www.w3.org/TR/CSS2/box.html#margin-properties
tile._setStyle('marginTop', this.getTilePosition(this.baseTileHeight, rowIndex));
tile._setStyle('paddingTop', calc(this.getTileSize(this.baseTileHeight, tile.rowspan)));
}
/**
* @return {?}
*/
getComputedHeight() {
return [
'paddingBottom', calc(`${this.getTileSpan(this.baseTileHeight)} + ${this.getGutterSpan()}`)
];
}
/**
* @param {?} list
* @return {?}
*/
reset(list) {
list._setListStyle(['paddingBottom', null]);
list._tiles.forEach((/**
* @param {?} tile
* @return {?}
*/
tile => {
tile._setStyle('marginTop', null);
tile._setStyle('paddingTop', null);
}));
}
/**
* @private
* @param {?} value
* @return {?}
*/
_parseRatio(value) {
/** @type {?} */
const ratioParts = value.split(':');
if (ratioParts.length !== 2) {
throw Error(`mat-grid-list: invalid ratio given for row-height: "${value}"`);
}
this.rowHeightRatio = parseFloat(ratioParts[0]) / parseFloat(ratioParts[1]);
}
}
/**
* This type of styler is instantiated when the user selects a "fit" row height mode.
* In other words, the row height will reflect the total height of the container divided
* by the number of rows. Example `<mat-grid-list cols="3" rowHeight="fit">`
*
* \@docs-private
*/
class FitTileStyler extends TileStyler {
/**
* @param {?} tile
* @param {?} rowIndex
* @return {?}
*/
setRowStyles(tile, rowIndex) {
// Percent of the available vertical space that one row takes up.
/** @type {?} */
let percentHeightPerTile = 100 / this._rowspan;
// Fraction of the horizontal gutter size that each column takes up.
/** @type {?} */
let gutterHeightPerTile = (this._rows - 1) / this._rows;
// Base vertical size of a column.
/** @type {?} */
let baseTileHeight = this.getBaseTileSize(percentHeightPerTile, gutterHeightPerTile);
tile._setStyle('top', this.getTilePosition(baseTileHeight, rowIndex));
tile._setStyle('height', calc(this.getTileSize(baseTileHeight, tile.rowspan)));
}
/**
* @param {?} list
* @return {?}
*/
reset(list) {
if (list._tiles) {
list._tiles.forEach((/**
* @param {?} tile
* @return {?}
*/
tile => {
tile._setStyle('top', null);
tile._setStyle('height', null);
}));
}
}
}
/**
* Wraps a CSS string in a calc function
* @param {?} exp
* @return {?}
*/
function calc(exp) {
return `calc(${exp})`;
}
/**
* Appends pixels to a CSS string if no units are given.
* @param {?} value
* @return {?}
*/
function normalizeUnits(value) {
return value.match(/([A-Za-z%]+)$/) ? value : `${value}px`;
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
// TODO(kara): Conditional (responsive) column count / row size.
// TODO(kara): Re-layout on window resize / media change (debounced).
// TODO(kara): gridTileHeader and gridTileFooter.
/** @type {?} */
const MAT_FIT_MODE = 'fit';
class MatGridList {
/**
* @param {?} _element
* @param {?} _dir
*/
constructor(_element, _dir) {
this._element = _element;
this._dir = _dir;
/**
* The amount of space between tiles. This will be something like '5px' or '2em'.
*/
this._gutter = '1px';
}
/**
* Amount of columns in the grid list.
* @return {?}
*/
get cols() { return this._cols; }
/**
* @param {?} value
* @return {?}
*/
set cols(value) {
this._cols = Math.max(1, Math.round(coerceNumberProperty(value)));
}
/**
* Size of the grid list's gutter in pixels.
* @return {?}
*/
get gutterSize() { return this._gutter; }
/**
* @param {?} value
* @return {?}
*/
set gutterSize(value) { this._gutter = `${value == null ? '' : value}`; }
/**
* Set internal representation of row height from the user-provided value.
* @return {?}
*/
get rowHeight() { return this._rowHeight; }
/**
* @param {?} value
* @return {?}
*/
set rowHeight(value) {
/** @type {?} */
const newValue = `${value == null ? '' : value}`;
if (newValue !== this._rowHeight) {
this._rowHeight = newValue;
this._setTileStyler(this._rowHeight);
}
}
/**
* @return {?}
*/
ngOnInit() {
this._checkCols();
this._checkRowHeight();
}
/**
* The layout calculation is fairly cheap if nothing changes, so there's little cost
* to run it frequently.
* @return {?}
*/
ngAfterContentChecked() {
this._layoutTiles();
}
/**
* Throw a friendly error if cols property is missing
* @private
* @return {?}
*/
_checkCols() {
if (!this.cols) {
throw Error(`mat-grid-list: must pass in number of columns. ` +
`Example: <mat-grid-list cols="3">`);
}
}
/**
* Default to equal width:height if rowHeight property is missing
* @private
* @return {?}
*/
_checkRowHeight() {
if (!this._rowHeight) {
this._setTileStyler('1:1');
}
}
/**
* Creates correct Tile Styler subtype based on rowHeight passed in by user
* @private
* @param {?} rowHeight
* @return {?}
*/
_setTileStyler(rowHeight) {
if (this._tileStyler) {
this._tileStyler.reset(this);
}
if (rowHeight === MAT_FIT_MODE) {
this._tileStyler = new FitTileStyler();
}
else if (rowHeight && rowHeight.indexOf(':') > -1) {
this._tileStyler = new RatioTileStyler(rowHeight);
}
else {
this._tileStyler = new FixedTileStyler(rowHeight);
}
}
/**
* Computes and applies the size and position for all children grid tiles.
* @private
* @return {?}
*/
_layoutTiles() {
if (!this._tileCoordinator) {
this._tileCoordinator = new TileCoordinator();
}
/** @type {?} */
const tracker = this._tileCoordinator;
/** @type {?} */
const tiles = this._tiles.filter((/**
* @param {?} tile
* @return {?}
*/
tile => !tile._gridList || tile._gridList === this));
/** @type {?} */
const direction = this._dir ? this._dir.value : 'ltr';
this._tileCoordinator.update(this.cols, tiles);
this._tileStyler.init(this.gutterSize, tracker, this.cols, direction);
tiles.forEach((/**
* @param {?} tile
* @param {?} index
* @return {?}
*/
(tile, index) => {
/** @type {?} */
const pos = tracker.positions[index];
this._tileStyler.setStyle(tile, pos.row, pos.col);
}));
this._setListStyle(this._tileStyler.getComputedHeight());
}
/**
* Sets style on the main grid-list element, given the style name and value.
* @param {?} style
* @return {?}
*/
_setListStyle(style) {
if (style) {
((/** @type {?} */ (this._element.nativeElement.style)))[style[0]] = style[1];
}
}
}
MatGridList.decorators = [
{ type: Component, args: [{selector: 'mat-grid-list',
exportAs: 'matGridList',
template: "<div><ng-content></ng-content></div>",
styles: [".mat-grid-list{display:block;position:relative}.mat-grid-tile{display:block;position:absolute;overflow:hidden}.mat-grid-tile .mat-figure{top:0;left:0;right:0;bottom:0;position:absolute;display:flex;align-items:center;justify-content:center;height:100%;padding:0;margin:0}.mat-grid-tile .mat-grid-tile-footer,.mat-grid-tile .mat-grid-tile-header{display:flex;align-items:center;height:48px;color:#fff;background:rgba(0,0,0,.38);overflow:hidden;padding:0 16px;position:absolute;left:0;right:0}.mat-grid-tile .mat-grid-tile-footer>*,.mat-grid-tile .mat-grid-tile-header>*{margin:0;padding:0;font-weight:400;font-size:inherit}.mat-grid-tile .mat-grid-tile-footer.mat-2-line,.mat-grid-tile .mat-grid-tile-header.mat-2-line{height:68px}.mat-grid-tile .mat-grid-list-text{display:flex;flex-direction:column;width:100%;box-sizing:border-box;overflow:hidden}.mat-grid-tile .mat-grid-list-text>*{margin:0;padding:0;font-weight:400;font-size:inherit}.mat-grid-tile .mat-grid-list-text:empty{display:none}.mat-grid-tile .mat-grid-tile-header{top:0}.mat-grid-tile .mat-grid-tile-footer{bottom:0}.mat-grid-tile .mat-grid-avatar{padding-right:16px}[dir=rtl] .mat-grid-tile .mat-grid-avatar{padding-right:0;padding-left:16px}.mat-grid-tile .mat-grid-avatar:empty{display:none}"],
host: {
'class': 'mat-grid-list',
},
providers: [{
provide: MAT_GRID_LIST,
useExisting: MatGridList
}],
changeDetection: ChangeDetectionStrategy.OnPush,
encapsulation: ViewEncapsulation.None,
},] },
];
/** @nocollapse */
MatGridList.ctorParameters = () => [
{ type: ElementRef },
{ type: Directionality, decorators: [{ type: Optional }] }
];
MatGridList.propDecorators = {
_tiles: [{ type: ContentChildren, args: [MatGridTile, { descendants: true },] }],
cols: [{ type: Input }],
gutterSize: [{ type: Input }],
rowHeight: [{ type: Input }]
};
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
class MatGridListModule {
}
MatGridListModule.decorators = [
{ type: NgModule, args: [{
imports: [MatLineModule, MatCommonModule],
exports: [
MatGridList,
MatGridTile,
MatGridTileText,
MatLineModule,
MatCommonModule,
MatGridTileHeaderCssMatStyler,
MatGridTileFooterCssMatStyler,
MatGridAvatarCssMatStyler
],
declarations: [
MatGridList,
MatGridTile,
MatGridTileText,
MatGridTileHeaderCssMatStyler,
MatGridTileFooterCssMatStyler,
MatGridAvatarCssMatStyler
],
},] },
];
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
export { MatGridListModule, MatGridList, MatGridTile, MatGridTileText, MatGridAvatarCssMatStyler, MatGridTileHeaderCssMatStyler, MatGridTileFooterCssMatStyler, MAT_GRID_LIST as ɵa11 };
//# sourceMappingURL=grid-list.js.map