前端初始化

2026-08-21 15:36:24 +08:00
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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 { needFixJitter, fixJitter } from '../../util/jitter.js';
+import createRenderPlanner from '../helper/createRenderPlanner.js';
+import { COORD_SYS_TYPE_CARTESIAN_2D } from '../../coord/cartesian/GridModel.js';
+import { COORD_SYS_TYPE_SINGLE } from '../../coord/single/AxisModel.js';
+import { validateUpstreamOutputRange } from '../../util/model.js';
+export default function jitterLayout() {
+  return {
+    seriesType: 'scatter',
+    plan: createRenderPlanner(),
+    reset: function (seriesModel) {
+      var coordSys = seriesModel.coordinateSystem;
+      if (!coordSys || coordSys.type !== COORD_SYS_TYPE_CARTESIAN_2D && coordSys.type !== COORD_SYS_TYPE_SINGLE) {
+        return;
+      }
+      var baseAxis = coordSys.getBaseAxis && coordSys.getBaseAxis();
+      var hasJitter = baseAxis && needFixJitter(seriesModel, baseAxis);
+      if (!hasJitter) {
+        return;
+      }
+      var dim = baseAxis.dim;
+      var orient = baseAxis.orient;
+      var isSingleY = orient === 'horizontal' && baseAxis.type !== 'category' || orient === 'vertical' && baseAxis.type === 'category';
+      var jitterOnY = dim === 'y' || dim === 'single' && isSingleY;
+      var jitterOnX = dim === 'x' || dim === 'single' && !isSingleY;
+      if (!jitterOnY && !jitterOnX) {
+        return;
+      }
+      return {
+        progress: function (params, data) {
+          var points = data.getLayout('points');
+          var hasPoints = !!points;
+          if (process.env.NODE_ENV !== 'production') {
+            hasPoints && validateUpstreamOutputRange(data.getLayout('pointsRange'), params);
+          }
+          for (var i = params.start; i < params.end; i++) {
+            var offset = hasPoints ? (i - params.start) * 2 : -1;
+            var layout = hasPoints ? [points[offset], points[offset + 1]] : data.getItemLayout(i);
+            if (!layout) {
+              continue;
+            }
+            var rawSize = data.getItemVisual(i, 'symbolSize');
+            var size = rawSize instanceof Array ? (rawSize[1] + rawSize[0]) / 2 : rawSize;
+            if (jitterOnY) {
+              // x is fixed, and y is floating
+              var jittered = fixJitter(baseAxis, layout[0], layout[1], size / 2);
+              if (hasPoints) {
+                points[offset + 1] = jittered;
+              } else {
+                layout[1] = jittered;
+              }
+            } else if (jitterOnX) {
+              // y is fixed, and x is floating
+              var jittered = fixJitter(baseAxis, layout[1], layout[0], size / 2);
+              if (hasPoints) {
+                points[offset] = jittered;
+              } else {
+                layout[0] = jittered;
+              }
+            }
+          }
+        }
+      };
+    }
+  };
+}