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react-navigation-stack
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Get rngh in there

This commit is contained in:
Brent Vatne 2018-09-24 14:38:46 -07:00
parent a380437f35
commit 99db956be8
5 changed files with 55 additions and 206 deletions
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4
example/rn-cli.config.js
View File

@ -4,8 +4,10 @@ const path = require('path');
const glob = require('glob-to-regexp');
const blacklist = require('metro/src/blacklist');
const pak = require('../package.json');
const pak2 = require('./package.json');
const dependencies = Object.keys(pak.dependencies);
const localDependencies = Object.keys(pak2.dependencies);
const peerDependencies = Object.keys(pak.peerDependencies);
module.exports = {
@ -13,7 +15,7 @@ module.exports = {
return [__dirname, path.resolve(__dirname, '..')];
},
getProvidesModuleNodeModules() {
return [...dependencies, ...peerDependencies];
return [...dependencies, ...localDependencies, ...peerDependencies];
},
getBlacklistRE() {
return blacklist([glob(`${path.resolve(__dirname, '..')}/node_modules/*`)]);

3
package.json
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@ -10,7 +10,6 @@
"test": "jest",
"lint": "eslint .",
"format": "eslint . --fix",
"precommit": "yarn lint && yarn test",
"build": "babel --no-babelrc --plugins=syntax-jsx,syntax-class-properties,syntax-object-rest-spread,transform-flow-strip-types src --copy-files --out-dir dist --ignore '**/__tests__/**'",
"prepare": "yarn build"
},
@ -58,6 +57,8 @@
"react": "*",
"react-native": "*",
"react-native-screens": "^1.0.0 || ^1.0.0-alpha",
"react-native-gesture-handler": "^1.0.0",
"react-native-reanimated": "^1.0.0 || ^1.0.0-alpha",
"react-navigation": ">=2.0 || ^2.0.0-beta"
},
"jest": {

2
src/views/Header/Header.js
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@ -523,7 +523,6 @@ class Header extends React.PureComponent {
});
const scenesProps = Object.values(scenesByIndex).map(scene => ({
position: this.props.position,
progress: this.props.progress,
scene,
}));
appBar = scenesProps.map(this._renderHeader, this);
@ -531,7 +530,6 @@ class Header extends React.PureComponent {
} else {
const headerProps = {
position: new Animated.Value(this.props.scene.index),
progress: new Animated.Value(0),
scene: this.props.scene,
};

229
src/views/StackView/StackViewLayout.js
View File

@ -19,6 +19,7 @@ import {
NavigationProvider,
} from 'react-navigation';
import { ScreenContainer } from 'react-native-screens';
import { PanGestureHandler } from 'react-native-gesture-handler';
import Card from './StackViewCard';
import Header from '../Header/Header';
@ -252,188 +253,6 @@ class StackViewLayout extends React.Component {
}
}
_panResponder = PanResponder.create({
onPanResponderTerminate: () => {
const { navigation } = this.props.transitionProps;
const { index } = navigation.state;
this._isResponding = false;
this._reset(index, 0);
this.props.onGestureCanceled && this.props.onGestureCanceled();
},
onPanResponderGrant: () => {
const {
transitionProps: { navigation, position, scene },
} = this.props;
const { index } = navigation.state;
if (index !== scene.index) {
return false;
}
position.stopAnimation(value => {
this._isResponding = true;
this._gestureStartValue = value;
});
this.props.onGestureBegin && this.props.onGestureBegin();
},
onMoveShouldSetPanResponder: (event, gesture) => {
const {
transitionProps: { navigation, layout, scene },
mode,
} = this.props;
const { index } = navigation.state;
const isVertical = mode === 'modal';
const { options } = scene.descriptor;
const gestureDirection = options.gestureDirection;
const gestureDirectionInverted =
typeof gestureDirection === 'string'
? gestureDirection === 'inverted'
: I18nManager.isRTL;
if (index !== scene.index) {
return false;
}
const immediateIndex =
this._immediateIndex == null ? index : this._immediateIndex;
const currentDragDistance = gesture[isVertical ? 'dy' : 'dx'];
const currentDragPosition =
event.nativeEvent[isVertical ? 'pageY' : 'pageX'];
const axisLength = isVertical
? layout.height.__getValue()
: layout.width.__getValue();
const axisHasBeenMeasured = !!axisLength;
// Measure the distance from the touch to the edge of the screen
const screenEdgeDistance = gestureDirectionInverted
? axisLength - (currentDragPosition - currentDragDistance)
: currentDragPosition - currentDragDistance;
// Compare to the gesture distance relavant to card or modal
const {
gestureResponseDistance: userGestureResponseDistance = {},
} = options;
const gestureResponseDistance = isVertical
? userGestureResponseDistance.vertical ||
GESTURE_RESPONSE_DISTANCE_VERTICAL
: userGestureResponseDistance.horizontal ||
GESTURE_RESPONSE_DISTANCE_HORIZONTAL;
// GESTURE_RESPONSE_DISTANCE is about 25 or 30. Or 135 for modals
if (screenEdgeDistance > gestureResponseDistance) {
// Reject touches that started in the middle of the screen
return false;
}
const hasDraggedEnough =
Math.abs(currentDragDistance) > RESPOND_THRESHOLD;
const isOnFirstCard = immediateIndex === 0;
const shouldSetResponder =
hasDraggedEnough && axisHasBeenMeasured && !isOnFirstCard;
return shouldSetResponder;
},
onPanResponderMove: (event, gesture) => {
const {
transitionProps: { navigation, position, layout, scene },
mode,
} = this.props;
const { index } = navigation.state;
const isVertical = mode === 'modal';
const { options } = scene.descriptor;
const gestureDirection = options.gestureDirection;
const gestureDirectionInverted =
typeof gestureDirection === 'string'
? gestureDirection === 'inverted'
: I18nManager.isRTL;
// Handle the moving touches for our granted responder
const startValue = this._gestureStartValue;
const axis = isVertical ? 'dy' : 'dx';
const axisDistance = isVertical
? layout.height.__getValue()
: layout.width.__getValue();
const currentValue =
axis === 'dx' && gestureDirectionInverted
? startValue + gesture[axis] / axisDistance
: startValue - gesture[axis] / axisDistance;
const value = clamp(index - 1, currentValue, index);
position.setValue(value);
},
onPanResponderTerminationRequest: () =>
// Returning false will prevent other views from becoming responder while
// the navigation view is the responder (mid-gesture)
false,
onPanResponderRelease: (event, gesture) => {
const {
transitionProps: { navigation, position, layout, scene },
mode,
} = this.props;
const { index } = navigation.state;
const isVertical = mode === 'modal';
const { options } = scene.descriptor;
const gestureDirection = options.gestureDirection;
const gestureDirectionInverted =
typeof gestureDirection === 'string'
? gestureDirection === 'inverted'
: I18nManager.isRTL;
if (!this._isResponding) {
return;
}
this._isResponding = false;
const immediateIndex =
this._immediateIndex == null ? index : this._immediateIndex;
// Calculate animate duration according to gesture speed and moved distance
const axisDistance = isVertical
? layout.height.__getValue()
: layout.width.__getValue();
const movementDirection = gestureDirectionInverted ? -1 : 1;
const movedDistance =
movementDirection * gesture[isVertical ? 'dy' : 'dx'];
const gestureVelocity =
movementDirection * gesture[isVertical ? 'vy' : 'vx'];
const defaultVelocity = axisDistance / ANIMATION_DURATION;
const velocity = Math.max(Math.abs(gestureVelocity), defaultVelocity);
const resetDuration = gestureDirectionInverted
? (axisDistance - movedDistance) / velocity
: movedDistance / velocity;
const goBackDuration = gestureDirectionInverted
? movedDistance / velocity
: (axisDistance - movedDistance) / velocity;
// To asyncronously get the current animated value, we need to run stopAnimation:
position.stopAnimation(value => {
// If the speed of the gesture release is significant, use that as the indication
// of intent
if (gestureVelocity < -0.5) {
this.props.onGestureCanceled && this.props.onGestureCanceled();
this._reset(immediateIndex, resetDuration);
return;
}
if (gestureVelocity > 0.5) {
this.props.onGestureFinish && this.props.onGestureFinish();
this._goBack(immediateIndex, goBackDuration);
return;
}
// Then filter based on the distance the screen was moved. Over a third of the way swiped,
// and the back will happen.
if (value <= index - POSITION_THRESHOLD) {
this.props.onGestureFinish && this.props.onGestureFinish();
this._goBack(immediateIndex, goBackDuration);
} else {
this.props.onGestureCanceled && this.props.onGestureCanceled();
this._reset(immediateIndex, resetDuration);
}
});
},
});
_onFloatingHeaderLayout = e => {
this.setState({ floatingHeaderHeight: e.nativeEvent.layout.height });
};
@ -464,24 +283,62 @@ class StackViewLayout extends React.Component {
? options.gesturesEnabled
: Platform.OS === 'ios';
const responder = !gesturesEnabled ? null : this._panResponder;
const handlers = gesturesEnabled ? responder.panHandlers : {};
const containerStyle = [
styles.container,
this._getTransitionConfig().containerStyle,
];
return (
<View {...handlers} style={containerStyle}>
<PanGestureHandler
onGestureEvent={this._handlePanGestureEvent}
minOffsetX={15}
maxDeltaY={5}
onHandlerStateChange={this._handlePanGestureStateChange}
enabled={gesturesEnabled}>
<View style={containerStyle}>
<ScreenContainer style={styles.scenes}>
{scenes.map(s => this._renderCard(s))}
</ScreenContainer>
{floatingHeader}
</View>
</PanGestureHandler>
);
}
_handlePanGestureEvent = ({ nativeEvent }) => {
// const startValue = this._gestureStartValue;
// const axis = isVertical ? 'dy' : 'dx';
// const axisDistance = isVertical
// ? layout.height.__getValue()
// : layout.width.__getValue();
// const currentValue =
// axis === 'dx' && gestureDirectionInverted
// ? startValue + gesture[axis] / axisDistance
// : startValue - gesture[axis] / axisDistance;
// const value = clamp(index - 1, currentValue, index);
// position.setValue(value);
// Without using Reanimated it's not possible to do all of the following
// stuff with native driver.
const {
transitionProps: { navigation, position, layout, scene },
mode,
} = this.props;
const { index } = navigation.state;
const distance = layout.width.__getValue();
const translation = nativeEvent.translationX;
const currentValue = 1 - translation / distance;
const value = clamp(index - 1, currentValue, index);
console.log({ distance, translation, currentValue })
position.setValue(value);
}
_handlePanGestureStateChange = ({ nativeEvent }) => {
const { oldState, state } = nativeEvent;
// console.log({ nativeEvent })
}
_getHeaderMode() {
if (this.props.headerMode) {
return this.props.headerMode;

13
src/views/Transitioner.js
View File

@ -28,7 +28,6 @@ class Transitioner extends React.Component {
this.state = {
layout,
position: new Animated.Value(this.props.navigation.state.index),
progress: new Animated.Value(1),
scenes: NavigationScenesReducer(
[],
this.props.navigation.state,
@ -90,9 +89,7 @@ class Transitioner extends React.Component {
scenes: nextScenes,
};
const { position, progress } = nextState;
progress.setValue(0);
const { position } = nextState;
this._prevTransitionProps = this._transitionProps;
this._transitionProps = buildTransitionProps(nextProps, nextState);
@ -108,7 +105,6 @@ class Transitioner extends React.Component {
if (result instanceof Promise) {
await result;
}
progress.setValue(1);
position.setValue(toValue);
this._onTransitionEnd();
});
@ -137,10 +133,6 @@ class Transitioner extends React.Component {
const animations =
indexHasChanged && positionHasChanged
? [
timing(progress, {
...transitionSpec,
toValue: 1,
}),
timing(position, {
...transitionSpec,
toValue: nextProps.navigation.state.index,
@ -245,7 +237,7 @@ class Transitioner extends React.Component {
function buildTransitionProps(props, state) {
const { navigation } = props;
const { layout, position, progress, scenes } = state;
const { layout, position, scenes } = state;
const scene = scenes.find(isSceneActive);
@ -255,7 +247,6 @@ function buildTransitionProps(props, state) {
layout,
navigation,
position,
progress,
scenes,
scene,
index: scene.index,