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const windowWidth = Dimensions.get("window").width;
const distanceDelta = currentDistance - pinchState.initialDistance;
// when zooming out, apply a multiplier to the scale factor to make
// the zoom-out velocity match the equivalent zoom-in velocity
let scaleMultiplier = 1;
if (distanceDelta < 0) {
const [initialStart, initialEnd] = pinchState.initialDomain.x;
const [dataStart, dataEnd] = this.getDataDomain().x;
if (initialStart !== initialEnd) {
scaleMultiplier = Math.abs(dataEnd - dataStart) / Math.abs(initialEnd - initialStart);
}
}
const scaleFactor = 1 - ((distanceDelta / windowWidth) * scaleMultiplier);
const nextXDomain = ZoomHelpers.scale(
pinchState.initialDomain.x,
this.getDataDomain().x,
scaleFactor
);
this.setDomain({ x: nextXDomain });
}
const windowWidth = Dimensions.get("window").width;
const distanceDelta = currentDistance - pinchState.initialDistance;
// when zooming out, apply a multiplier to the scale factor to make
// the zoom-out velocity match the equivalent zoom-in velocity
let scaleMultiplier = 1;
if (distanceDelta < 0) {
const [initialStart, initialEnd] = pinchState.initialDomain.x;
const [dataStart, dataEnd] = this.getDataDomain().x;
if (initialStart !== initialEnd) {
scaleMultiplier = Math.abs(dataEnd - dataStart) / Math.abs(initialEnd - initialStart);
}
}
const scaleFactor = 1 - ((distanceDelta / windowWidth) * scaleMultiplier);
const nextXDomain = ZoomHelpers.scale(
pinchState.initialDomain.x,
this.getDataDomain().x,
scaleFactor
);
this.setDomain({x: nextXDomain});
}
import { View, PanResponder, StyleSheet, Dimensions } from "react-native";
import { VictoryZoom } from "victory-chart/src";
import { VictoryClipContainer } from "victory-core-native";
import ZoomHelpers from "victory-chart/src/components/victory-zoom/helper-methods";
const styles = StyleSheet.create({
responder: {
flex: 1,
alignItems: "center"
}
});
export default class extends VictoryZoom {
static defaultProps = {
...VictoryZoom.defaultProps,
clipContainerComponent:
}
constructor(props) {
super(props);
this.panResponder = this.getResponder();
}
// override default VictoryZoom events, we will handle touches
// via a PanResponder instead. See getResponder() below
getEvents() {
return [];
}
// configure a PanResponder
getResponder() {
import { VictoryZoom } from "victory-chart/src";
import ZoomHelpers from "victory-chart/src/components/victory-zoom/helper-methods";
import VictoryClipContainer from "./victory-clip-container";
const styles = StyleSheet.create({
responder: {
flex: 1,
alignItems: "center"
}
});
export default class extends VictoryZoom {
static defaultProps = {
...VictoryZoom.defaultProps,
clipContainerComponent:
}
constructor(props) {
super(props);
this.panResponder = this.getResponder();
}
// override default VictoryZoom events, we will handle touches
// via a PanResponder instead. See getResponder() below
getEvents() {
return [];
}
// configure a PanResponder
getResponder() {
handlePan(deltaX) {
const calculatedDx = -(deltaX / this.getDomainScale());
const nextXDomain = ZoomHelpers.pan(
this.lastDomain.x,
this.getDataDomain().x,
calculatedDx
);
this.setDomain({x: nextXDomain});
}
handlePan(deltaX) {
const calculatedDx = -(deltaX / this.getDomainScale());
const nextXDomain = ZoomHelpers.pan(
this.lastDomain.x,
this.getDataDomain().x,
calculatedDx
);
this.setDomain({ x: nextXDomain });
}
import React from "react";
import { Dimensions } from "react-native";
import { G } from "react-native-svg";
import { VictoryVoronoiTooltip } from "victory-chart/src";
import VictoryTooltip from "./victory-tooltip";
import VictoryContainer from "./victory-container";
import { Voronoi } from "../index";
export default class extends VictoryVoronoiTooltip {
static defaultProps = {
...VictoryVoronoiTooltip.defaultProps,
dataComponent: ,
labelComponent: ,
containerComponent: ,
groupComponent:
import React from "react";
import { Dimensions, Platform } from "react-native";
import { G } from "react-native-svg";
import { VictoryVoronoiTooltip } from "victory-chart/src";
import { VictoryTooltip, VictoryContainer, Voronoi } from "victory-core-native";
export default class extends VictoryVoronoiTooltip {
static defaultProps = {
...VictoryVoronoiTooltip.defaultProps,
dataComponent: ,
labelComponent: ,
containerComponent: ,
groupComponent:
import React from "react";
import { Dimensions } from "react-native";
import { G } from "react-native-svg";
import { VictoryChart } from "victory-chart/es";
import VictoryAxis from "./victory-axis";
import VictoryPolarAxis from "./victory-polar-axis";
import VictoryContainer from "./victory-container";
export default class extends VictoryChart {
static defaultProps = Object.assign({}, VictoryChart.defaultProps, {
containerComponent: ,
groupComponent:
import React from "react";
import { Dimensions, Platform } from "react-native";
import { VictoryLabel, VictoryContainer, Area, VictoryClipContainer } from "victory-core-native";
import { VictoryArea } from "victory-chart/src";
export default class extends VictoryArea {
static defaultProps = {
...VictoryArea.defaultProps,
dataComponent: <area>,
labelComponent: ,
containerComponent: ,
groupComponent: ,
width: Dimensions.get("window").width
}
shouldAnimate() {
return (Platform.OS === "android") ? false : Boolean(this.props.animate);
}
}