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node_modules/echarts/lib/chart/helper/createClipPathFromCoordSys.js

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+
+/*
+* 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 * as graphic from '../../util/graphic.js';
+import { round } from '../../util/number.js';
+import { assert, isFunction } from 'zrender/lib/core/util.js';
+export function createGridClipPath(cartesian, hasAnimation, seriesModel, done, during) {
+  var rect = cartesian.getArea();
+  var x = rect.x;
+  var y = rect.y;
+  var width = rect.width;
+  var height = rect.height;
+  var lineWidth = seriesModel.get(['lineStyle', 'width']) || 0;
+  // Expand the clip path a bit to avoid the border is clipped and looks thinner
+  x -= lineWidth / 2;
+  y -= lineWidth / 2;
+  width += lineWidth;
+  height += lineWidth;
+  // fix: https://github.com/apache/incubator-echarts/issues/11369
+  width = Math.ceil(width);
+  if (x !== Math.floor(x)) {
+    x = Math.floor(x);
+    // if no extra 1px on `width`, it will still be clipped since `x` is floored
+    width++;
+  }
+  var clipPath = new graphic.Rect({
+    shape: {
+      x: x,
+      y: y,
+      width: width,
+      height: height
+    }
+  });
+  if (hasAnimation) {
+    var baseAxis = cartesian.getBaseAxis();
+    var isHorizontal = baseAxis.isHorizontal();
+    var isAxisInversed = baseAxis.inverse;
+    if (isHorizontal) {
+      if (isAxisInversed) {
+        clipPath.shape.x += width;
+      }
+      clipPath.shape.width = 0;
+    } else {
+      if (!isAxisInversed) {
+        clipPath.shape.y += height;
+      }
+      clipPath.shape.height = 0;
+    }
+    var duringCb = isFunction(during) ? function (percent) {
+      during(percent, clipPath);
+    } : null;
+    graphic.initProps(clipPath, {
+      shape: {
+        width: width,
+        height: height,
+        x: x,
+        y: y
+      }
+    }, seriesModel, null, done, duringCb);
+  }
+  return clipPath;
+}
+export function createPolarClipPath(polar, hasAnimation, seriesModel) {
+  var sectorArea = polar.getArea();
+  // Avoid float number rounding error for symbol on the edge of axis extent.
+  var r0 = round(sectorArea.r0, 1);
+  var r = round(sectorArea.r, 1);
+  var clipPath = new graphic.Sector({
+    shape: {
+      cx: round(polar.cx, 1),
+      cy: round(polar.cy, 1),
+      r0: r0,
+      r: r,
+      startAngle: sectorArea.startAngle,
+      endAngle: sectorArea.endAngle,
+      clockwise: sectorArea.clockwise
+    }
+  });
+  if (hasAnimation) {
+    var isRadial = polar.getBaseAxis().dim === 'angle';
+    if (isRadial) {
+      clipPath.shape.endAngle = sectorArea.startAngle;
+    } else {
+      clipPath.shape.r = r0;
+    }
+    graphic.initProps(clipPath, {
+      shape: {
+        endAngle: sectorArea.endAngle,
+        r: r
+      }
+    }, seriesModel);
+  }
+  return clipPath;
+}
+export function createClipPath(coordSys, hasAnimation, seriesModel, done, during) {
+  if (!coordSys) {
+    return null;
+  } else if (coordSys.type === 'polar') {
+    return createPolarClipPath(coordSys, hasAnimation, seriesModel);
+  } else if (coordSys.type === 'cartesian2d') {
+    return createGridClipPath(coordSys, hasAnimation, seriesModel, done, during);
+  }
+  return null;
+}
+export var SHAPE_CLIP_KIND_NOT_CLIPPED = 0;
+export var SHAPE_CLIP_KIND_PARTIALLY_CLIPPED = 1;
+export var SHAPE_CLIP_KIND_FULLY_CLIPPED = 2;
+export function updateClipPath(clip, symbolEl, clipPath) {
+  if (clip) {
+    if (process.env.NODE_ENV !== 'production') {
+      assert(clipPath);
+    }
+    symbolEl.setClipPath(clipPath);
+  } else {
+    symbolEl.removeClipPath();
+  }
+}
+export function createCoordSysClipAreaSimply(seriesModel) {
+  var coordSys = seriesModel.coordinateSystem;
+  if (seriesModel.get('clip', true) && coordSys
+  // The effect would be odd if geo is not clip but series is clipped.
+  && (!coordSys.shouldClip || coordSys.shouldClip())) {
+    // PENDING make `0.1` configurable, for example, `clipTolerance`?
+    return coordSys.getArea && coordSys.getArea(.1);
+  }
+}