scichart
Version:
Fast WebGL JavaScript Charting Library and Framework
95 lines (94 loc) • 3.78 kB
JavaScript
;
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 __());
};
})();
Object.defineProperty(exports, "__esModule", { value: true });
exports.BaseCache = void 0;
var DeletableEntity_1 = require("../../Core/DeletableEntity");
var Deleter_1 = require("../../Core/Deleter");
var MemoryUsageHelper_1 = require("../../utils/MemoryUsageHelper");
var WebGlRenderContext2D_1 = require("./WebGlRenderContext2D");
/**
* @ignore
*/
var BaseCache = /** @class */ (function (_super) {
__extends(BaseCache, _super);
/**
* Creates an instance of {@link BaseCache}
* @param webAssemblyContext the {@link TSciChart | SciChart WebAssembly Context} containing native methods
* and access to our underlying WebGL2 rendering engine
*/
function BaseCache(webAssemblyContext) {
var _this = _super.call(this) || this;
_this.webAssemblyContext = webAssemblyContext;
if (webAssemblyContext) {
// add reference of the current instance to global collection of cached resources
WebGlRenderContext2D_1.WebGlRenderContext2D.webGlResourcesRefs.add(_this);
}
return _this;
}
Object.defineProperty(BaseCache.prototype, "value", {
/**
* Retrieves the cached value
*/
get: function () {
return this.cachedEntity;
},
enumerable: false,
configurable: true
});
/**
* @inheritDoc
*/
BaseCache.prototype.invalidateCache = function () {
this.cachedEntity = (0, Deleter_1.deleteSafe)(this.cachedEntity);
};
/**
* @inheritDoc
*/
BaseCache.prototype.resetCache = function () {
this.invalidateCache();
};
/**
* @inheritDoc
*/
BaseCache.prototype.delete = function () {
var _this = this;
this.cachedEntity = (0, Deleter_1.deleteSafe)(this.cachedEntity);
// Is falsy if reference revoked by proxy
// if (this.webAssemblyContext) {
// remove reference of the current instance to global collection of cached resources
WebGlRenderContext2D_1.WebGlRenderContext2D.webGlResourcesRefs.delete(this);
try {
if (process.env.NODE_ENV !== "production") {
// resolve memory debug issue when comparing to proxy object
if (MemoryUsageHelper_1.MemoryUsageHelper.isMemoryUsageDebugEnabled) {
WebGlRenderContext2D_1.WebGlRenderContext2D.webGlResourcesRefs.forEach(function (ref) {
if (ref.resetCache === _this.resetCache) {
WebGlRenderContext2D_1.WebGlRenderContext2D.webGlResourcesRefs.delete(ref);
}
});
}
}
}
catch (err) {
console.warn(err);
}
// }
this.webAssemblyContext = undefined;
};
return BaseCache;
}(DeletableEntity_1.DeletableEntity));
exports.BaseCache = BaseCache;