import { TransformMatrix, Point } from './planimetry';
import { EventNames, ViewPortMouseEvent, MouseEventHandler } from './handler/MouseEventHandler';
import { Engine, IEngine } from './Engine';
import { Shape } from './shapes';
/**
 * 视窗选项
 */
export interface ViewPortOptions {
    ctx: CanvasRenderingContext2D;
    width: number;
    height: number;
    transformMatrix: TransformMatrix;
}
/**
 * 视窗类
 */
export declare class ViewPort implements IEngine {
    private readonly ctx;
    private width;
    private height;
    private transformMatrix;
    readonly engine: Engine;
    mouseEventHandler: MouseEventHandler;
    viewports: ViewPort[];
    readonly shapePoolSize: number;
    getShape(zindex: number): Shape;
    add(shape: Shape): void;
    addSome(shapes: Shape[]): void;
    remove(shape: Shape): void;
    removeSome(shapes: Shape[]): void;
    render(isClear?: boolean | undefined): void;
    clearAll(): void;
    hitTest(p: [number, number]): number[];
    removeSelected(): void;
    appendViewPort: (viewport: ViewPort) => void;
    removeAllViewPort: () => void;
    constructor(options: ViewPortOptions);
    /**
     * 触发一个鼠标事件
     * @param p 点
     * @param action 时间名称
     */
    trigger(p: Point, action: EventNames): void;
    /**
     * 克隆一个空白的viewport,此viewport的ctx是新的，其宽度与高度和当前侧viewport一致，且transformMatrix对象共享。
     */
    clone(): ViewPort;
    cloneAndCopyAShape(shape: Shape): ViewPort;
    cloneAndCopyAShapeByIndex(index: number): ViewPort;
    /**
     * 将物理点转换为抽象点
     * @param ev 事件名
     * @param p (0,0) 至 (width,height) 的点
     */
    transformEvent(ev: EventNames, p: Point): ViewPortMouseEvent;
}
//# sourceMappingURL=viewport.d.ts.map