Files
openlayers/src/ol/render/Event.js

57 lines
1.6 KiB
JavaScript

/**
* @module ol/render/Event
*/
import Event from '../events/Event.js';
class RenderEvent extends Event {
/**
* @param {import("./EventType.js").default} type Type.
* @param {import("../transform.js").Transform=} opt_inversePixelTransform Transform for
* CSS pixels to rendered pixels.
* @param {import("../PluggableMap.js").FrameState=} opt_frameState Frame state.
* @param {?CanvasRenderingContext2D=} opt_context Context.
* @param {?import("../webgl/Helper.js").default=} opt_glContext WebGL Context.
*/
constructor(type, opt_inversePixelTransform, opt_frameState, opt_context, opt_glContext) {
super(type);
/**
* Transform from CSS pixels (relative to the top-left corner of the map viewport)
* to rendered pixels on this event's `context`.
* @type {import("../transform.js").Transform|undefined}
* @api
*/
this.inversePixelTransform = opt_inversePixelTransform;
/**
* An object representing the current render frame state.
* @type {import("../PluggableMap.js").FrameState|undefined}
* @api
*/
this.frameState = opt_frameState;
/**
* Canvas context. Only available when a Canvas renderer is used, null
* otherwise.
* @type {CanvasRenderingContext2D|null|undefined}
* @api
*/
this.context = opt_context;
/**
* WebGL context. Only available when a WebGL renderer is used, null
* otherwise.
* @type {import("../webgl/Helper.js").default|null|undefined}
* @api
*/
this.glContext = opt_glContext;
}
}
export default RenderEvent;