2024-08-20 23:25:37 +04:00

260 lines
9.7 KiB
JavaScript

import _objectSpread from "@babel/runtime/helpers/esm/objectSpread2";
import _defineProperty from "@babel/runtime/helpers/esm/defineProperty";
import _extends from "@babel/runtime/helpers/esm/extends";
import _slicedToArray from "@babel/runtime/helpers/esm/slicedToArray";
import _objectWithoutProperties from "@babel/runtime/helpers/esm/objectWithoutProperties";
var _excluded = ["fallback", "src", "imgRef"],
_excluded2 = ["prefixCls", "src", "alt", "imageInfo", "fallback", "movable", "onClose", "visible", "icons", "rootClassName", "closeIcon", "getContainer", "current", "count", "countRender", "scaleStep", "minScale", "maxScale", "transitionName", "maskTransitionName", "imageRender", "imgCommonProps", "toolbarRender", "onTransform", "onChange"];
import classnames from 'classnames';
import Dialog from 'rc-dialog';
import addEventListener from "rc-util/es/Dom/addEventListener";
import KeyCode from "rc-util/es/KeyCode";
import React, { useContext, useEffect, useRef, useState } from 'react';
import Operations from "./Operations";
import { PreviewGroupContext } from "./context";
import useImageTransform from "./hooks/useImageTransform";
import useMouseEvent from "./hooks/useMouseEvent";
import useStatus from "./hooks/useStatus";
import useTouchEvent from "./hooks/useTouchEvent";
import { BASE_SCALE_RATIO } from "./previewConfig";
var PreviewImage = function PreviewImage(_ref) {
var fallback = _ref.fallback,
src = _ref.src,
imgRef = _ref.imgRef,
props = _objectWithoutProperties(_ref, _excluded);
var _useStatus = useStatus({
src: src,
fallback: fallback
}),
_useStatus2 = _slicedToArray(_useStatus, 2),
getImgRef = _useStatus2[0],
srcAndOnload = _useStatus2[1];
return /*#__PURE__*/React.createElement("img", _extends({
ref: function ref(_ref2) {
imgRef.current = _ref2;
getImgRef(_ref2);
}
}, props, srcAndOnload));
};
var Preview = function Preview(props) {
var prefixCls = props.prefixCls,
src = props.src,
alt = props.alt,
imageInfo = props.imageInfo,
fallback = props.fallback,
_props$movable = props.movable,
movable = _props$movable === void 0 ? true : _props$movable,
onClose = props.onClose,
visible = props.visible,
_props$icons = props.icons,
icons = _props$icons === void 0 ? {} : _props$icons,
rootClassName = props.rootClassName,
closeIcon = props.closeIcon,
getContainer = props.getContainer,
_props$current = props.current,
current = _props$current === void 0 ? 0 : _props$current,
_props$count = props.count,
count = _props$count === void 0 ? 1 : _props$count,
countRender = props.countRender,
_props$scaleStep = props.scaleStep,
scaleStep = _props$scaleStep === void 0 ? 0.5 : _props$scaleStep,
_props$minScale = props.minScale,
minScale = _props$minScale === void 0 ? 1 : _props$minScale,
_props$maxScale = props.maxScale,
maxScale = _props$maxScale === void 0 ? 50 : _props$maxScale,
_props$transitionName = props.transitionName,
transitionName = _props$transitionName === void 0 ? 'zoom' : _props$transitionName,
_props$maskTransition = props.maskTransitionName,
maskTransitionName = _props$maskTransition === void 0 ? 'fade' : _props$maskTransition,
imageRender = props.imageRender,
imgCommonProps = props.imgCommonProps,
toolbarRender = props.toolbarRender,
onTransform = props.onTransform,
onChange = props.onChange,
restProps = _objectWithoutProperties(props, _excluded2);
var imgRef = useRef();
var groupContext = useContext(PreviewGroupContext);
var showLeftOrRightSwitches = groupContext && count > 1;
var showOperationsProgress = groupContext && count >= 1;
var _useState = useState(true),
_useState2 = _slicedToArray(_useState, 2),
enableTransition = _useState2[0],
setEnableTransition = _useState2[1];
var _useImageTransform = useImageTransform(imgRef, minScale, maxScale, onTransform),
transform = _useImageTransform.transform,
resetTransform = _useImageTransform.resetTransform,
updateTransform = _useImageTransform.updateTransform,
dispatchZoomChange = _useImageTransform.dispatchZoomChange;
var _useMouseEvent = useMouseEvent(imgRef, movable, visible, scaleStep, transform, updateTransform, dispatchZoomChange),
isMoving = _useMouseEvent.isMoving,
onMouseDown = _useMouseEvent.onMouseDown,
onWheel = _useMouseEvent.onWheel;
var _useTouchEvent = useTouchEvent(imgRef, movable, visible, minScale, transform, updateTransform, dispatchZoomChange),
isTouching = _useTouchEvent.isTouching,
onTouchStart = _useTouchEvent.onTouchStart,
onTouchMove = _useTouchEvent.onTouchMove,
onTouchEnd = _useTouchEvent.onTouchEnd;
var rotate = transform.rotate,
scale = transform.scale;
var wrapClassName = classnames(_defineProperty({}, "".concat(prefixCls, "-moving"), isMoving));
useEffect(function () {
if (!enableTransition) {
setEnableTransition(true);
}
}, [enableTransition]);
var onAfterClose = function onAfterClose() {
resetTransform('close');
};
var onZoomIn = function onZoomIn() {
dispatchZoomChange(BASE_SCALE_RATIO + scaleStep, 'zoomIn');
};
var onZoomOut = function onZoomOut() {
dispatchZoomChange(BASE_SCALE_RATIO / (BASE_SCALE_RATIO + scaleStep), 'zoomOut');
};
var onRotateRight = function onRotateRight() {
updateTransform({
rotate: rotate + 90
}, 'rotateRight');
};
var onRotateLeft = function onRotateLeft() {
updateTransform({
rotate: rotate - 90
}, 'rotateLeft');
};
var onFlipX = function onFlipX() {
updateTransform({
flipX: !transform.flipX
}, 'flipX');
};
var onFlipY = function onFlipY() {
updateTransform({
flipY: !transform.flipY
}, 'flipY');
};
var onReset = function onReset() {
resetTransform('reset');
};
var onSwitchLeft = function onSwitchLeft(event) {
event === null || event === void 0 || event.preventDefault();
event === null || event === void 0 || event.stopPropagation();
if (current > 0) {
setEnableTransition(false);
resetTransform('prev');
onChange === null || onChange === void 0 || onChange(current - 1, current);
}
};
var onSwitchRight = function onSwitchRight(event) {
event === null || event === void 0 || event.preventDefault();
event === null || event === void 0 || event.stopPropagation();
if (current < count - 1) {
setEnableTransition(false);
resetTransform('next');
onChange === null || onChange === void 0 || onChange(current + 1, current);
}
};
var onKeyDown = function onKeyDown(event) {
if (!visible || !showLeftOrRightSwitches) return;
if (event.keyCode === KeyCode.LEFT) {
onSwitchLeft();
} else if (event.keyCode === KeyCode.RIGHT) {
onSwitchRight();
}
};
var onDoubleClick = function onDoubleClick(event) {
if (visible) {
if (scale !== 1) {
updateTransform({
x: 0,
y: 0,
scale: 1
}, 'doubleClick');
} else {
dispatchZoomChange(BASE_SCALE_RATIO + scaleStep, 'doubleClick', event.clientX, event.clientY);
}
}
};
useEffect(function () {
var onKeyDownListener = addEventListener(window, 'keydown', onKeyDown, false);
return function () {
onKeyDownListener.remove();
};
}, [visible, showLeftOrRightSwitches, current]);
var imgNode = /*#__PURE__*/React.createElement(PreviewImage, _extends({}, imgCommonProps, {
width: props.width,
height: props.height,
imgRef: imgRef,
className: "".concat(prefixCls, "-img"),
alt: alt,
style: {
transform: "translate3d(".concat(transform.x, "px, ").concat(transform.y, "px, 0) scale3d(").concat(transform.flipX ? '-' : '').concat(scale, ", ").concat(transform.flipY ? '-' : '').concat(scale, ", 1) rotate(").concat(rotate, "deg)"),
transitionDuration: (!enableTransition || isTouching) && '0s'
},
fallback: fallback,
src: src,
onWheel: onWheel,
onMouseDown: onMouseDown,
onDoubleClick: onDoubleClick,
onTouchStart: onTouchStart,
onTouchMove: onTouchMove,
onTouchEnd: onTouchEnd,
onTouchCancel: onTouchEnd
}));
var image = _objectSpread({
url: src,
alt: alt
}, imageInfo);
return /*#__PURE__*/React.createElement(React.Fragment, null, /*#__PURE__*/React.createElement(Dialog, _extends({
transitionName: transitionName,
maskTransitionName: maskTransitionName,
closable: false,
keyboard: true,
prefixCls: prefixCls,
onClose: onClose,
visible: visible,
classNames: {
wrapper: wrapClassName
},
rootClassName: rootClassName,
getContainer: getContainer
}, restProps, {
afterClose: onAfterClose
}), /*#__PURE__*/React.createElement("div", {
className: "".concat(prefixCls, "-img-wrapper")
}, imageRender ? imageRender(imgNode, _objectSpread({
transform: transform,
image: image
}, groupContext ? {
current: current
} : {})) : imgNode)), /*#__PURE__*/React.createElement(Operations, {
visible: visible,
transform: transform,
maskTransitionName: maskTransitionName,
closeIcon: closeIcon,
getContainer: getContainer,
prefixCls: prefixCls,
rootClassName: rootClassName,
icons: icons,
countRender: countRender,
showSwitch: showLeftOrRightSwitches,
showProgress: showOperationsProgress,
current: current,
count: count,
scale: scale,
minScale: minScale,
maxScale: maxScale,
toolbarRender: toolbarRender,
onSwitchLeft: onSwitchLeft,
onSwitchRight: onSwitchRight,
onZoomIn: onZoomIn,
onZoomOut: onZoomOut,
onRotateRight: onRotateRight,
onRotateLeft: onRotateLeft,
onFlipX: onFlipX,
onFlipY: onFlipY,
onClose: onClose,
onReset: onReset,
zIndex: restProps.zIndex !== undefined ? restProps.zIndex + 1 : undefined,
image: image
}));
};
export default Preview;