81 lines
2.7 KiB
JavaScript
81 lines
2.7 KiB
JavaScript
import {interpolateTransformCss as interpolateTransform} from "d3-interpolate";
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import {style} from "d3-selection";
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import {set} from "./schedule.js";
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import {tweenValue} from "./tween.js";
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import interpolate from "./interpolate.js";
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function styleNull(name, interpolate) {
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var string00,
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string10,
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interpolate0;
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return function() {
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var string0 = style(this, name),
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string1 = (this.style.removeProperty(name), style(this, name));
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return string0 === string1 ? null
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: string0 === string00 && string1 === string10 ? interpolate0
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: interpolate0 = interpolate(string00 = string0, string10 = string1);
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};
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}
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function styleRemove(name) {
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return function() {
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this.style.removeProperty(name);
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};
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}
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function styleConstant(name, interpolate, value1) {
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var string00,
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string1 = value1 + "",
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interpolate0;
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return function() {
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var string0 = style(this, name);
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return string0 === string1 ? null
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: string0 === string00 ? interpolate0
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: interpolate0 = interpolate(string00 = string0, value1);
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};
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}
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function styleFunction(name, interpolate, value) {
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var string00,
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string10,
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interpolate0;
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return function() {
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var string0 = style(this, name),
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value1 = value(this),
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string1 = value1 + "";
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if (value1 == null) string1 = value1 = (this.style.removeProperty(name), style(this, name));
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return string0 === string1 ? null
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: string0 === string00 && string1 === string10 ? interpolate0
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: (string10 = string1, interpolate0 = interpolate(string00 = string0, value1));
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};
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}
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function styleMaybeRemove(id, name) {
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var on0, on1, listener0, key = "style." + name, event = "end." + key, remove;
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return function() {
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var schedule = set(this, id),
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on = schedule.on,
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listener = schedule.value[key] == null ? remove || (remove = styleRemove(name)) : undefined;
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// If this node shared a dispatch with the previous node,
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// just assign the updated shared dispatch and we’re done!
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// Otherwise, copy-on-write.
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if (on !== on0 || listener0 !== listener) (on1 = (on0 = on).copy()).on(event, listener0 = listener);
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schedule.on = on1;
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};
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}
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export default function(name, value, priority) {
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var i = (name += "") === "transform" ? interpolateTransform : interpolate;
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return value == null ? this
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.styleTween(name, styleNull(name, i))
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.on("end.style." + name, styleRemove(name))
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: typeof value === "function" ? this
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.styleTween(name, styleFunction(name, i, tweenValue(this, "style." + name, value)))
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.each(styleMaybeRemove(this._id, name))
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: this
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.styleTween(name, styleConstant(name, i, value), priority)
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.on("end.style." + name, null);
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}
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