134 lines
4.2 KiB
JavaScript
134 lines
4.2 KiB
JavaScript
|
|
/*
|
|
* Licensed to the Apache Software Foundation (ASF) under one
|
|
* or more contributor license agreements. See the NOTICE file
|
|
* distributed with this work for additional information
|
|
* regarding copyright ownership. The ASF licenses this file
|
|
* to you under the Apache License, Version 2.0 (the
|
|
* "License"); you may not use this file except in compliance
|
|
* with the License. You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing,
|
|
* software distributed under the License is distributed on an
|
|
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
|
|
* KIND, either express or implied. See the License for the
|
|
* specific language governing permissions and limitations
|
|
* under the License.
|
|
*/
|
|
|
|
|
|
/**
|
|
* AUTO-GENERATED FILE. DO NOT MODIFY.
|
|
*/
|
|
|
|
/*
|
|
* Licensed to the Apache Software Foundation (ASF) under one
|
|
* or more contributor license agreements. See the NOTICE file
|
|
* distributed with this work for additional information
|
|
* regarding copyright ownership. The ASF licenses this file
|
|
* to you under the Apache License, Version 2.0 (the
|
|
* "License"); you may not use this file except in compliance
|
|
* with the License. You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing,
|
|
* software distributed under the License is distributed on an
|
|
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
|
|
* KIND, either express or implied. See the License for the
|
|
* specific language governing permissions and limitations
|
|
* under the License.
|
|
*/
|
|
import { __extends } from "tslib";
|
|
import Polyline from './Polyline.js';
|
|
import EffectLine from './EffectLine.js';
|
|
import * as vec2 from 'zrender/lib/core/vector.js';
|
|
var EffectPolyline = /** @class */function (_super) {
|
|
__extends(EffectPolyline, _super);
|
|
function EffectPolyline() {
|
|
var _this = _super !== null && _super.apply(this, arguments) || this;
|
|
_this._lastFrame = 0;
|
|
_this._lastFramePercent = 0;
|
|
return _this;
|
|
}
|
|
// Override
|
|
EffectPolyline.prototype.createLine = function (lineData, idx, seriesScope) {
|
|
return new Polyline(lineData, idx, seriesScope);
|
|
};
|
|
;
|
|
// Override
|
|
EffectPolyline.prototype._updateAnimationPoints = function (symbol, points) {
|
|
this._points = points;
|
|
var accLenArr = [0];
|
|
var len = 0;
|
|
for (var i = 1; i < points.length; i++) {
|
|
var p1 = points[i - 1];
|
|
var p2 = points[i];
|
|
len += vec2.dist(p1, p2);
|
|
accLenArr.push(len);
|
|
}
|
|
if (len === 0) {
|
|
this._length = 0;
|
|
return;
|
|
}
|
|
for (var i = 0; i < accLenArr.length; i++) {
|
|
accLenArr[i] /= len;
|
|
}
|
|
this._offsets = accLenArr;
|
|
this._length = len;
|
|
};
|
|
;
|
|
// Override
|
|
EffectPolyline.prototype._getLineLength = function () {
|
|
return this._length;
|
|
};
|
|
;
|
|
// Override
|
|
EffectPolyline.prototype._updateSymbolPosition = function (symbol) {
|
|
var t = symbol.__t < 1 ? symbol.__t : 2 - symbol.__t;
|
|
var points = this._points;
|
|
var offsets = this._offsets;
|
|
var len = points.length;
|
|
if (!offsets) {
|
|
// Has length 0
|
|
return;
|
|
}
|
|
var lastFrame = this._lastFrame;
|
|
var frame;
|
|
if (t < this._lastFramePercent) {
|
|
// Start from the next frame
|
|
// PENDING start from lastFrame ?
|
|
var start = Math.min(lastFrame + 1, len - 1);
|
|
for (frame = start; frame >= 0; frame--) {
|
|
if (offsets[frame] <= t) {
|
|
break;
|
|
}
|
|
}
|
|
// PENDING really need to do this ?
|
|
frame = Math.min(frame, len - 2);
|
|
} else {
|
|
for (frame = lastFrame; frame < len; frame++) {
|
|
if (offsets[frame] > t) {
|
|
break;
|
|
}
|
|
}
|
|
frame = Math.min(frame - 1, len - 2);
|
|
}
|
|
var p = (t - offsets[frame]) / (offsets[frame + 1] - offsets[frame]);
|
|
var p0 = points[frame];
|
|
var p1 = points[frame + 1];
|
|
symbol.x = p0[0] * (1 - p) + p * p1[0];
|
|
symbol.y = p0[1] * (1 - p) + p * p1[1];
|
|
var tx = symbol.__t < 1 ? p1[0] - p0[0] : p0[0] - p1[0];
|
|
var ty = symbol.__t < 1 ? p1[1] - p0[1] : p0[1] - p1[1];
|
|
symbol.rotation = -Math.atan2(ty, tx) - Math.PI / 2;
|
|
this._lastFrame = frame;
|
|
this._lastFramePercent = t;
|
|
symbol.ignore = false;
|
|
};
|
|
;
|
|
return EffectPolyline;
|
|
}(EffectLine);
|
|
export default EffectPolyline; |