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2.36 kBTypeScriptView Raw
1import Component from '../../base/component';
2import { ChartChildProps } from '../../chart';
3import { Scale } from '@antv/scale';
4export type ZoomRange = [number, number];
5export type ScaleValues = number[] | string[];
6export interface ZoomProps extends ChartChildProps {
7 panSensitive?: number;
8 pinchSensitive?: number;
9 /**
10 * 缩放和平移模式
11 */
12 mode?: 'x' | 'y' | ['x', 'y'] | null;
13 /**
14 * 显示的范围
15 */
16 range?: ZoomRange;
17 /**
18 * 平移
19 */
20 pan?: boolean;
21 /**
22 * 缩放
23 */
24 pinch?: boolean;
25 /**
26 * 横扫
27 */
28 swipe?: boolean;
29 /**
30 * 事件回调
31 */
32 onPanStart?: Function;
33 onPinchStart?: Function;
34 onPan?: Function;
35 onPinch?: Function;
36 onPanEnd?: Function;
37 onPinchEnd?: Function;
38 onInit?: Function;
39 /**
40 * 自动同步 x/y 的坐标值
41 */
42 autoFit?: boolean;
43 /**
44 * 最少展示数据量，用于控制最小缩放比例, 默认是10
45 */
46 minCount?: number;
47}
48export interface ZoomState {
49 range: {
50 x?: ZoomRange;
51 y?: ZoomRange;
52 };
53}
54declare class Zoom<P extends ZoomProps = ZoomProps, S extends ZoomState = ZoomState> extends Component<P, S> {
55 startRange: {
56 x?: ZoomRange;
57 y?: ZoomRange;
58 };
59 scale: {};
60 originScale: {};
61 minScale: number;
62 dims: Array<String>;
63 swipeEnd: {
64 startX: number;
65 startY: number;
66 endX: number;
67 endY: number;
68 };
69 loop: any;
70 constructor(props: P);
71 didMount(): void;
72 willReceiveProps(nextProps: P): void;
73 willMount(): void;
74 didUnmount(): void;
75 onStart: () => void;
76 onPan: (ev: any) => void;
77 update(): void;
78 onSwipe: (ev: any) => void;
79 onPinch: (ev: any) => void;
80 onEnd: () => void;
81 _doXPan(ev: any): ZoomRange;
82 _doYPan(ev: any): ZoomRange;
83 _doPan(ratio: number, dim: string): ZoomRange;
84 _doXPinch(ev: any): any;
85 _doYPinch(ev: any): any;
86 _doPinch(startRatio: number, endRatio: number, zoom: number, dim: string): any;
87 updateRange(originalRange: ZoomRange, dim: any): ZoomRange;
88 updateFollow(scales: Scale[], mainScale: Scale, data: any[]): void;
89 _getScale(dim: any): any;
90 _getFollowScales(dim: any): any[];
91 _bindEvents(): void;
92 _clearEvents(): void;
93}
94export default Zoom;