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286
node_modules/vant/es/slider/Slider.mjs
generated
vendored
Normal file
286
node_modules/vant/es/slider/Slider.mjs
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vendored
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import { ref, computed, defineComponent, createVNode as _createVNode } from "vue";
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import { clamp, addUnit, addNumber, numericProp, isSameValue, getSizeStyle, preventDefault, stopPropagation, createNamespace, makeNumericProp } from "../utils/index.mjs";
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import { useRect, useCustomFieldValue, useEventListener } from "@vant/use";
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import { useTouch } from "../composables/use-touch.mjs";
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const [name, bem] = createNamespace("slider");
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const sliderProps = {
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min: makeNumericProp(0),
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max: makeNumericProp(100),
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step: makeNumericProp(1),
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range: Boolean,
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reverse: Boolean,
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disabled: Boolean,
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readonly: Boolean,
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vertical: Boolean,
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barHeight: numericProp,
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buttonSize: numericProp,
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activeColor: String,
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inactiveColor: String,
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modelValue: {
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type: [Number, Array],
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default: 0
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}
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};
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var stdin_default = defineComponent({
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name,
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props: sliderProps,
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emits: ["change", "dragEnd", "dragStart", "update:modelValue"],
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setup(props, {
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emit,
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slots
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}) {
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let buttonIndex;
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let current;
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let startValue;
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const root = ref();
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const slider = [ref(), ref()];
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const dragStatus = ref();
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const touch = useTouch();
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const scope = computed(() => Number(props.max) - Number(props.min));
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const wrapperStyle = computed(() => {
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const crossAxis = props.vertical ? "width" : "height";
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return {
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background: props.inactiveColor,
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[crossAxis]: addUnit(props.barHeight)
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};
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});
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const isRange = (val) => props.range && Array.isArray(val);
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const calcMainAxis = () => {
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const {
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modelValue,
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min
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} = props;
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if (isRange(modelValue)) {
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return `${(modelValue[1] - modelValue[0]) * 100 / scope.value}%`;
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}
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return `${(modelValue - Number(min)) * 100 / scope.value}%`;
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};
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const calcOffset = () => {
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const {
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modelValue,
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min
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} = props;
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if (isRange(modelValue)) {
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return `${(modelValue[0] - Number(min)) * 100 / scope.value}%`;
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}
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return "0%";
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};
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const barStyle = computed(() => {
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const mainAxis = props.vertical ? "height" : "width";
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const style = {
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[mainAxis]: calcMainAxis(),
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background: props.activeColor
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};
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if (dragStatus.value) {
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style.transition = "none";
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}
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const getPositionKey = () => {
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if (props.vertical) {
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return props.reverse ? "bottom" : "top";
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}
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return props.reverse ? "right" : "left";
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};
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style[getPositionKey()] = calcOffset();
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return style;
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});
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const format = (value) => {
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const min = +props.min;
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const max = +props.max;
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const step = +props.step;
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value = clamp(value, min, max);
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const diff = Math.round((value - min) / step) * step;
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return addNumber(min, diff);
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};
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const updateStartValue = () => {
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const current2 = props.modelValue;
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if (isRange(current2)) {
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startValue = current2.map(format);
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} else {
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startValue = format(current2);
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}
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};
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const handleRangeValue = (value) => {
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var _a, _b;
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const left = (_a = value[0]) != null ? _a : Number(props.min);
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const right = (_b = value[1]) != null ? _b : Number(props.max);
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return left > right ? [right, left] : [left, right];
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};
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const updateValue = (value, end) => {
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if (isRange(value)) {
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value = handleRangeValue(value).map(format);
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} else {
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value = format(value);
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}
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if (!isSameValue(value, props.modelValue)) {
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emit("update:modelValue", value);
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}
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if (end && !isSameValue(value, startValue)) {
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emit("change", value);
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}
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};
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const onClick = (event) => {
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event.stopPropagation();
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if (props.disabled || props.readonly) {
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return;
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}
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updateStartValue();
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const {
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min,
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reverse,
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vertical,
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modelValue
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} = props;
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const rect = useRect(root);
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const getDelta = () => {
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if (vertical) {
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if (reverse) {
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return rect.bottom - event.clientY;
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}
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return event.clientY - rect.top;
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}
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if (reverse) {
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return rect.right - event.clientX;
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}
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return event.clientX - rect.left;
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};
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const total = vertical ? rect.height : rect.width;
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const value = Number(min) + getDelta() / total * scope.value;
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if (isRange(modelValue)) {
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const [left, right] = modelValue;
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const middle = (left + right) / 2;
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if (value <= middle) {
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updateValue([value, right], true);
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} else {
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updateValue([left, value], true);
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}
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} else {
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updateValue(value, true);
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}
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};
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const onTouchStart = (event) => {
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if (props.disabled || props.readonly) {
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return;
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}
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touch.start(event);
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current = props.modelValue;
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updateStartValue();
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dragStatus.value = "start";
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};
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const onTouchMove = (event) => {
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if (props.disabled || props.readonly) {
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return;
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}
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if (dragStatus.value === "start") {
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emit("dragStart", event);
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}
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preventDefault(event, true);
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touch.move(event);
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dragStatus.value = "dragging";
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const rect = useRect(root);
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const delta = props.vertical ? touch.deltaY.value : touch.deltaX.value;
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const total = props.vertical ? rect.height : rect.width;
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let diff = delta / total * scope.value;
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if (props.reverse) {
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diff = -diff;
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}
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if (isRange(startValue)) {
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const index = props.reverse ? 1 - buttonIndex : buttonIndex;
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current[index] = startValue[index] + diff;
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} else {
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current = startValue + diff;
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}
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updateValue(current);
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};
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const onTouchEnd = (event) => {
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if (props.disabled || props.readonly) {
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return;
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}
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if (dragStatus.value === "dragging") {
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updateValue(current, true);
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emit("dragEnd", event);
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}
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dragStatus.value = "";
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};
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const getButtonClassName = (index) => {
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if (typeof index === "number") {
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const position = ["left", "right"];
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return bem(`button-wrapper`, position[index]);
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}
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return bem("button-wrapper", props.reverse ? "left" : "right");
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};
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const renderButtonContent = (value, index) => {
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const dragging = dragStatus.value === "dragging";
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if (typeof index === "number") {
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const slot = slots[index === 0 ? "left-button" : "right-button"];
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let dragIndex;
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if (dragging && Array.isArray(current)) {
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dragIndex = current[0] > current[1] ? buttonIndex ^ 1 : buttonIndex;
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}
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if (slot) {
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return slot({
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value,
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dragging,
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dragIndex
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});
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}
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}
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if (slots.button) {
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return slots.button({
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value,
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dragging
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});
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}
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return _createVNode("div", {
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"class": bem("button"),
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"style": getSizeStyle(props.buttonSize)
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}, null);
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};
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const renderButton = (index) => {
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const current2 = typeof index === "number" ? props.modelValue[index] : props.modelValue;
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return _createVNode("div", {
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"ref": slider[index != null ? index : 0],
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"role": "slider",
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"class": getButtonClassName(index),
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"tabindex": props.disabled ? void 0 : 0,
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"aria-valuemin": props.min,
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"aria-valuenow": current2,
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"aria-valuemax": props.max,
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"aria-disabled": props.disabled || void 0,
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"aria-readonly": props.readonly || void 0,
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"aria-orientation": props.vertical ? "vertical" : "horizontal",
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"onTouchstartPassive": (event) => {
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if (typeof index === "number") {
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buttonIndex = index;
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}
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onTouchStart(event);
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},
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"onTouchend": onTouchEnd,
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"onTouchcancel": onTouchEnd,
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"onClick": stopPropagation
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}, [renderButtonContent(current2, index)]);
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};
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updateValue(props.modelValue);
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useCustomFieldValue(() => props.modelValue);
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slider.forEach((item) => {
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useEventListener("touchmove", onTouchMove, {
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target: item
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});
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});
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return () => _createVNode("div", {
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"ref": root,
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"style": wrapperStyle.value,
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"class": bem({
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vertical: props.vertical,
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disabled: props.disabled
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}),
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"onClick": onClick
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}, [_createVNode("div", {
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"class": bem("bar"),
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"style": barStyle.value
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}, [props.range ? [renderButton(0), renderButton(1)] : renderButton()])]);
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}
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});
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export {
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stdin_default as default,
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sliderProps
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};
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