var __extends = (this && this.__extends) || (function () { var extendStatics = function (d, b) { extendStatics = Object.setPrototypeOf || ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) || function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; }; return extendStatics(d, b); }; return function (d, b) { if (typeof b !== "function" && b !== null) throw new TypeError("Class extends value " + String(b) + " is not a constructor or null"); extendStatics(d, b); function __() { this.constructor = d; } d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __()); }; })(); /** * @module ol/renderer/Map */ import Disposable from '../Disposable.js'; import { TRUE } from '../functions.js'; import { abstract } from '../util.js'; import { compose as composeTransform, makeInverse } from '../transform.js'; import { getWidth } from '../extent.js'; import { shared as iconImageCache } from '../style/IconImageCache.js'; import { inView } from '../layer/Layer.js'; import { wrapX } from '../coordinate.js'; /** * @typedef HitMatch * @property {import("../Feature.js").FeatureLike} feature Feature. * @property {import("../layer/Layer.js").default} layer Layer. * @property {import("../geom/SimpleGeometry.js").default} geometry Geometry. * @property {number} distanceSq Squared distance. * @property {import("./vector.js").FeatureCallback} callback Callback. * @template T */ /** * @abstract */ var MapRenderer = /** @class */ (function (_super) { __extends(MapRenderer, _super); /** * @param {import("../PluggableMap.js").default} map Map. */ function MapRenderer(map) { var _this = _super.call(this) || this; /** * @private * @type {import("../PluggableMap.js").default} */ _this.map_ = map; return _this; } /** * @abstract * @param {import("../render/EventType.js").default} type Event type. * @param {import("../PluggableMap.js").FrameState} frameState Frame state. */ MapRenderer.prototype.dispatchRenderEvent = function (type, frameState) { abstract(); }; /** * @param {import("../PluggableMap.js").FrameState} frameState FrameState. * @protected */ MapRenderer.prototype.calculateMatrices2D = function (frameState) { var viewState = frameState.viewState; var coordinateToPixelTransform = frameState.coordinateToPixelTransform; var pixelToCoordinateTransform = frameState.pixelToCoordinateTransform; composeTransform(coordinateToPixelTransform, frameState.size[0] / 2, frameState.size[1] / 2, 1 / viewState.resolution, -1 / viewState.resolution, -viewState.rotation, -viewState.center[0], -viewState.center[1]); makeInverse(pixelToCoordinateTransform, coordinateToPixelTransform); }; /** * @param {import("../coordinate.js").Coordinate} coordinate Coordinate. * @param {import("../PluggableMap.js").FrameState} frameState FrameState. * @param {number} hitTolerance Hit tolerance in pixels. * @param {boolean} checkWrapped Check for wrapped geometries. * @param {import("./vector.js").FeatureCallback} callback Feature callback. * @param {S} thisArg Value to use as `this` when executing `callback`. * @param {function(this: U, import("../layer/Layer.js").default): boolean} layerFilter Layer filter * function, only layers which are visible and for which this function * returns `true` will be tested for features. By default, all visible * layers will be tested. * @param {U} thisArg2 Value to use as `this` when executing `layerFilter`. * @return {T|undefined} Callback result. * @template S,T,U */ MapRenderer.prototype.forEachFeatureAtCoordinate = function (coordinate, frameState, hitTolerance, checkWrapped, callback, thisArg, layerFilter, thisArg2) { var result; var viewState = frameState.viewState; /** * @param {boolean} managed Managed layer. * @param {import("../Feature.js").FeatureLike} feature Feature. * @param {import("../layer/Layer.js").default} layer Layer. * @param {import("../geom/Geometry.js").default} geometry Geometry. * @return {T|undefined} Callback result. */ function forEachFeatureAtCoordinate(managed, feature, layer, geometry) { return callback.call(thisArg, feature, managed ? layer : null, geometry); } var projection = viewState.projection; var translatedCoordinate = wrapX(coordinate.slice(), projection); var offsets = [[0, 0]]; if (projection.canWrapX() && checkWrapped) { var projectionExtent = projection.getExtent(); var worldWidth = getWidth(projectionExtent); offsets.push([-worldWidth, 0], [worldWidth, 0]); } var layerStates = frameState.layerStatesArray; var numLayers = layerStates.length; var matches = /** @type {Array>} */ ([]); var tmpCoord = []; for (var i = 0; i < offsets.length; i++) { for (var j = numLayers - 1; j >= 0; --j) { var layerState = layerStates[j]; var layer = layerState.layer; if (layer.hasRenderer() && inView(layerState, viewState) && layerFilter.call(thisArg2, layer)) { var layerRenderer = layer.getRenderer(); var source = layer.getSource(); if (layerRenderer && source) { var coordinates = source.getWrapX() ? translatedCoordinate : coordinate; var callback_1 = forEachFeatureAtCoordinate.bind(null, layerState.managed); tmpCoord[0] = coordinates[0] + offsets[i][0]; tmpCoord[1] = coordinates[1] + offsets[i][1]; result = layerRenderer.forEachFeatureAtCoordinate(tmpCoord, frameState, hitTolerance, callback_1, matches); } if (result) { return result; } } } } if (matches.length === 0) { return undefined; } var order = 1 / matches.length; matches.forEach(function (m, i) { return (m.distanceSq += i * order); }); matches.sort(function (a, b) { return a.distanceSq - b.distanceSq; }); matches.some(function (m) { return (result = m.callback(m.feature, m.layer, m.geometry)); }); return result; }; /** * @abstract * @param {import("../pixel.js").Pixel} pixel Pixel. * @param {import("../PluggableMap.js").FrameState} frameState FrameState. * @param {number} hitTolerance Hit tolerance in pixels. * @param {function(import("../layer/Layer.js").default, (Uint8ClampedArray|Uint8Array)): T} callback Layer * callback. * @param {function(import("../layer/Layer.js").default): boolean} layerFilter Layer filter * function, only layers which are visible and for which this function * returns `true` will be tested for features. By default, all visible * layers will be tested. * @return {T|undefined} Callback result. * @template T */ MapRenderer.prototype.forEachLayerAtPixel = function (pixel, frameState, hitTolerance, callback, layerFilter) { return abstract(); }; /** * @param {import("../coordinate.js").Coordinate} coordinate Coordinate. * @param {import("../PluggableMap.js").FrameState} frameState FrameState. * @param {number} hitTolerance Hit tolerance in pixels. * @param {boolean} checkWrapped Check for wrapped geometries. * @param {function(this: U, import("../layer/Layer.js").default): boolean} layerFilter Layer filter * function, only layers which are visible and for which this function * returns `true` will be tested for features. By default, all visible * layers will be tested. * @param {U} thisArg Value to use as `this` when executing `layerFilter`. * @return {boolean} Is there a feature at the given coordinate? * @template U */ MapRenderer.prototype.hasFeatureAtCoordinate = function (coordinate, frameState, hitTolerance, checkWrapped, layerFilter, thisArg) { var hasFeature = this.forEachFeatureAtCoordinate(coordinate, frameState, hitTolerance, checkWrapped, TRUE, this, layerFilter, thisArg); return hasFeature !== undefined; }; /** * @return {import("../PluggableMap.js").default} Map. */ MapRenderer.prototype.getMap = function () { return this.map_; }; /** * Render. * @abstract * @param {?import("../PluggableMap.js").FrameState} frameState Frame state. */ MapRenderer.prototype.renderFrame = function (frameState) { abstract(); }; /** * @param {import("../PluggableMap.js").FrameState} frameState Frame state. * @protected */ MapRenderer.prototype.scheduleExpireIconCache = function (frameState) { if (iconImageCache.canExpireCache()) { frameState.postRenderFunctions.push(expireIconCache); } }; return MapRenderer; }(Disposable)); /** * @param {import("../PluggableMap.js").default} map Map. * @param {import("../PluggableMap.js").FrameState} frameState Frame state. */ function expireIconCache(map, frameState) { iconImageCache.expire(); } export default MapRenderer; //# sourceMappingURL=Map.js.map