@tamagui/react-native-web-lite
Version:
React Native for Web
240 lines (239 loc) • 8.58 kB
JavaScript
import * as React from "react";
import {
StyleSheet,
TextAncestorContext,
createBoxShadowValue
} from "@tamagui/react-native-web-internals";
import { ImageLoader, getAssetByID } from "@tamagui/react-native-web-internals";
import createElement from "../createElement/index";
import PixelRatio from "../PixelRatio/index";
import View from "../View/index";
import { jsx, jsxs } from "react/jsx-runtime";
const ERRORED = "ERRORED", LOADED = "LOADED", LOADING = "LOADING", IDLE = "IDLE";
let _filterId = 0;
const svgDataUriPattern = /^(data:image\/svg\+xml;utf8,)(.*)/;
function createTintColorSVG(tintColor, id) {
return tintColor && id != null ? /* @__PURE__ */ jsx(
"svg",
{
style: {
position: "absolute",
height: 0,
visibility: "hidden",
width: 0
},
children: /* @__PURE__ */ jsx("defs", { children: /* @__PURE__ */ jsxs("filter", { id: `tint-${id}`, suppressHydrationWarning: !0, children: [
/* @__PURE__ */ jsx("feFlood", { floodColor: `${tintColor}` }, tintColor),
/* @__PURE__ */ jsx("feComposite", { in2: "SourceAlpha", operator: "atop" })
] }) })
}
) : null;
}
function getFlatStyle(style, blurRadius, filterId) {
const flatStyle = StyleSheet.flatten(style), { filter, resizeMode, shadowOffset, tintColor } = flatStyle, filters = [];
let _filter = null;
if (filter && filters.push(filter), blurRadius && filters.push(`blur(${blurRadius}px)`), shadowOffset) {
const shadowString = createBoxShadowValue(flatStyle);
shadowString && filters.push(`drop-shadow(${shadowString})`);
}
return tintColor && filterId != null && filters.push(`url(#tint-${filterId})`), filters.length > 0 && (_filter = filters.join(" ")), delete flatStyle.blurRadius, delete flatStyle.shadowColor, delete flatStyle.shadowOpacity, delete flatStyle.shadowOffset, delete flatStyle.shadowRadius, delete flatStyle.tintColor, delete flatStyle.overlayColor, delete flatStyle.resizeMode, [flatStyle, resizeMode, _filter, tintColor];
}
function resolveAssetDimensions(source) {
if (typeof source == "number") {
const { height, width } = getAssetByID(source);
return { height, width };
} else if (source != null && !Array.isArray(source) && typeof source == "object") {
const { height, width } = source;
return { height, width };
}
}
function resolveAssetUri(source) {
let uri = null;
if (typeof source == "number") {
const asset = getAssetByID(source);
let scale = asset.scales[0];
if (asset.scales.length > 1) {
const preferredScale = PixelRatio.get();
scale = asset.scales.reduce(
(prev, curr) => Math.abs(curr - preferredScale) < Math.abs(prev - preferredScale) ? curr : prev
);
}
const scaleSuffix = scale !== 1 ? `@${scale}x` : "";
uri = asset ? `${asset.httpServerLocation}/${asset.name}${scaleSuffix}.${asset.type}` : "";
} else typeof source == "string" ? uri = source : source && typeof source.uri == "string" && (uri = source.uri);
if (uri) {
const match = uri.match(svgDataUriPattern);
if (match) {
const [, prefix, svg] = match, encodedSvg = encodeURIComponent(svg);
return `${prefix}${encodedSvg}`;
}
}
return uri;
}
const Image = React.forwardRef((props, ref) => {
const {
accessibilityLabel,
blurRadius,
defaultSource,
draggable,
onError,
onLayout,
onLoad,
onLoadEnd,
onLoadStart,
pointerEvents,
source,
style,
...rest
} = props;
if (process.env.NODE_ENV !== "production" && props.children)
throw new Error(
"The <Image> component cannot contain children. If you want to render content on top of the image, consider using the <ImageBackground> component or absolute positioning."
);
const [state, updateState] = React.useState(() => {
const uri2 = resolveAssetUri(source);
return uri2 != null && ImageLoader.has(uri2) ? LOADED : IDLE;
}), [layout, updateLayout] = React.useState({}), hasTextAncestor = React.useContext(TextAncestorContext), hiddenImageRef = React.useRef(null), filterRef = React.useRef(_filterId++), requestRef = React.useRef(null), shouldDisplaySource = state === LOADED || state === LOADING && defaultSource == null, [flatStyle, _resizeMode, filter, tintColor] = getFlatStyle(
{},
blurRadius,
filterRef.current
), resizeMode = props.resizeMode || _resizeMode || "cover", selectedSource = shouldDisplaySource ? source : defaultSource, displayImageUri = resolveAssetUri(selectedSource), imageSizeStyle = resolveAssetDimensions(selectedSource), backgroundImage = displayImageUri ? `url("${displayImageUri}")` : null, backgroundSize = getBackgroundSize(), hiddenImage = displayImageUri ? createElement("img", {
alt: accessibilityLabel || "",
style: styles.accessibilityImage$raw,
draggable: draggable || !1,
ref: hiddenImageRef,
src: displayImageUri
}) : null;
function getBackgroundSize() {
if (hiddenImageRef.current != null && (resizeMode === "center" || resizeMode === "repeat")) {
const { naturalHeight, naturalWidth } = hiddenImageRef.current, { height, width } = layout;
if (naturalHeight && naturalWidth && height && width) {
const scaleFactor = Math.min(1, width / naturalWidth, height / naturalHeight), x = Math.ceil(scaleFactor * naturalWidth), y = Math.ceil(scaleFactor * naturalHeight);
return `${x}px ${y}px`;
}
}
}
function handleLayout(e) {
if (resizeMode === "center" || resizeMode === "repeat" || onLayout) {
const { layout: layout2 } = e.nativeEvent;
onLayout && onLayout(e), updateLayout(layout2);
}
}
const uri = resolveAssetUri(source);
return React.useEffect(() => {
abortPendingRequest(), uri != null && (updateState(LOADING), onLoadStart && onLoadStart(), requestRef.current = ImageLoader.load(
uri,
function(e) {
updateState(LOADED), onLoad && onLoad(e), onLoadEnd && onLoadEnd();
},
function() {
updateState(ERRORED), onError && onError({
nativeEvent: {
error: `Failed to load resource ${uri} (404)`
}
}), onLoadEnd && onLoadEnd();
}
));
function abortPendingRequest() {
requestRef.current != null && (ImageLoader.abort(requestRef.current), requestRef.current = null);
}
return abortPendingRequest;
}, [uri, requestRef, updateState, onError, onLoad, onLoadEnd, onLoadStart]), /* @__PURE__ */ jsxs(
View,
{
...rest,
accessibilityLabel,
onLayout: handleLayout,
pointerEvents,
ref,
style: [
style,
styles.root,
hasTextAncestor && styles.inline,
imageSizeStyle,
flatStyle
],
children: [
/* @__PURE__ */ jsx(
View,
{
style: [
...[].concat(styles.image),
resizeModeStyles[resizeMode],
{ backgroundImage, filter },
backgroundSize != null && { backgroundSize }
],
suppressHydrationWarning: !0
}
),
hiddenImage,
createTintColorSVG(tintColor, filterRef.current)
]
}
);
});
Image.displayName = "Image";
const ImageWithStatics = Image;
ImageWithStatics.getSize = function(uri, success, failure) {
ImageLoader.getSize(uri, success, failure);
};
ImageWithStatics.prefetch = function(uri) {
return ImageLoader.prefetch(uri);
};
ImageWithStatics.queryCache = function(uris) {
return ImageLoader.queryCache(uris);
};
const styles = StyleSheet.create({
root: {
flexBasis: "auto",
overflow: "hidden",
zIndex: 0
},
inline: {
display: "inline-flex"
},
image: {
...StyleSheet.absoluteFillObject,
backgroundColor: "transparent",
backgroundPosition: "center",
backgroundRepeat: "no-repeat",
backgroundSize: "cover",
height: "100%",
width: "100%",
zIndex: -1
},
accessibilityImage$raw: {
...StyleSheet.absoluteFillObject,
height: "100%",
opacity: 0,
width: "100%",
zIndex: -1
}
}), resizeModeStyles = StyleSheet.create({
center: {
backgroundSize: "auto"
},
contain: {
backgroundSize: "contain"
},
cover: {
backgroundSize: "cover"
},
none: {
backgroundPosition: "0",
backgroundSize: "auto"
},
repeat: {
backgroundPosition: "0",
backgroundRepeat: "repeat",
backgroundSize: "auto"
},
stretch: {
backgroundSize: "100% 100%"
}
});
var Image_default = ImageWithStatics;
export {
Image_default as default
};
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