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node_modules/echarts/lib/component/helper/roamHelper.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 View, { getOwnRoamViewCoordSys, ownRoamModelCoordSysUpdateInAction, ownRoamViewUpdateDirectlyInAction, viewCoordSysSetBoundingRect, viewCoordSysSetViewRect, useLegacyViewCoordSysCenterBase, viewCoordSysSetRoamOptionFromModel } from '../../coord/View.js';
+import { COMPONENT_MAIN_TYPE_SERIES, ROAM_ACTION_TYPE_SUFFIX } from '../../util/types.js';
+import { BoundingRect, payloadDisableAnimation } from '../../util/graphic.js';
+import { makeQueryConditionKindA } from '../../util/model.js';
+import { defaults, retrieve2 } from 'zrender/lib/core/util.js';
+/**
+ * An abstraction for some similar impl in roaming.
+ *
+ * Require action like `registerRoamActionSimply`.
+ */
+export function updateRoamControllerSimply(componentOrSeries, api, controller,
+// Can use `createIsInSelfByPointerCheckerEl`
+isInSelf, clipRect, extraOnRoam, roamTypeDefault, geoBackwardCompat) {
+  var coordSys = getOwnRoamViewCoordSys(componentOrSeries);
+  if (!coordSys) {
+    controller.disable();
+    return;
+  }
+  controller.enable(
+  // NOTE:
+  //  If roamTypeDefault is null/undefined, roamType will be set as true.
+  // PENDING:
+  //  In MapSeries case, it has long been retrieving `roam` option from the first MapSeries
+  //  that are not filtered out by a legend. But that requires `roam: true` to be set in all
+  //  MapSeries option, otherwise if a legend hides the `roam: true` MapSeries, the map can
+  //  not be roamed unexpectedly.
+  retrieve2(componentOrSeries.get('roam'), roamTypeDefault), {
+    api: api,
+    zInfo: {
+      component: componentOrSeries
+    },
+    triggerInfo: {
+      roamTrigger: componentOrSeries.get('roamTrigger'),
+      isInSelf: isInSelf,
+      isInClip: function (e, x, y) {
+        return !clipRect || clipRect.contain(x, y);
+      }
+    }
+  });
+  function dispatchAction(extra) {
+    var mainType = componentOrSeries.mainType;
+    var payload = payloadDisableAnimation(defaults({
+      type: makeViewCoordSysActionType(mainType, componentOrSeries.subType, ROAM_ACTION_TYPE_SUFFIX)
+    }, extra));
+    if (geoBackwardCompat) {
+      payload.componentType = mainType;
+    }
+    // Like `seriesId`, `geoId`.
+    payload[mainType + "Id"] = componentOrSeries.id;
+    api.dispatchAction(payload);
+  }
+  controller.off('pan').off('zoom')
+  // NOTICE: 'pan' and 'zoom' listener should do nothing except `api.dispatchAction`,
+  // the rest logic should be performed in the action handler and `updateTransform`;
+  // otherwise, it can cause inconsistency if users trigger this action explicitly.
+  .on('pan', function (event) {
+    extraOnRoam && extraOnRoam('pan');
+    dispatchAction({
+      dx: event.dx,
+      dy: event.dy
+    });
+  }).on('zoom', function (event) {
+    extraOnRoam && extraOnRoam('zoom');
+    dispatchAction({
+      zoom: event.scale,
+      originX: event.originX,
+      originY: event.originY
+    });
+  });
+}
+export function createIsInSelfByPointerCheckerEl(pointerCheckerEl) {
+  return function (e, x, y) {
+    tmpRectCII.copy(pointerCheckerEl.getBoundingRect());
+    tmpRectCII.applyTransform(pointerCheckerEl.getComputedTransform());
+    return tmpRectCII.contain(x, y);
+  };
+}
+var tmpRectCII = new BoundingRect(0, 0, 0, 0);
+export function registerRoamActionSimply(registers, mainType, subType) {
+  var actionType = makeViewCoordSysActionType(mainType, subType, ROAM_ACTION_TYPE_SUFFIX);
+  registers.registerAction({
+    type: actionType,
+    event: actionType,
+    // If `mainType` is a coord sys, 'update:' should be 'updateTransform' to
+    // broadcast the update. But currently there is no such case required.
+    // If 'updateTransform' is used, the owner of VIEW_COORD_SYS update firstly
+    // in the action handler as follows, and then series and components laid
+    // out on this VIEW_COORD_SYS update in `View['updateTransform']`.
+    update: 'none'
+  }, function (payload, ecModel, api) {
+    ecModel.eachComponent(makeQueryConditionKindA(payload, mainType, subType), function (componentOrSeries) {
+      ownRoamModelCoordSysUpdateInAction(payload, componentOrSeries);
+      ownRoamViewUpdateDirectlyInAction(payload, componentOrSeries, ecModel, api);
+    });
+  });
+}
+function makeViewCoordSysActionType(mainType, subType, suffix) {
+  // e.g. 'treeRoam', 'sankeyRoam', 'geoRoam'
+  return (mainType !== COMPONENT_MAIN_TYPE_SERIES ? mainType : subType === 'map' ? 'geo' // Historical setting.
+  : subType) + suffix;
+}
+export function isRoamPayloadHasZoom(payload) {
+  return payload.zoom != null;
+}
+export function createViewCoordSysSimply(componentOrSeries, api,
+// VIEW_COORD_SYS DataRect init:
+x, y, width, height,
+// VIEW_COORD_SYS ViewRect init:
+// Use DataRect by default, which means DataRect is in pixel space.
+viewRect) {
+  var viewCoordSys = new View(null, useLegacyViewCoordSysCenterBase(componentOrSeries.ecModel, api));
+  viewCoordSysSetBoundingRect(viewCoordSys, x, y, width, height);
+  viewRect ? viewCoordSysSetViewRect(viewCoordSys, viewRect.x, viewRect.y, viewRect.width, viewRect.height) : viewCoordSysSetViewRect(viewCoordSys, x, y, width, height);
+  viewCoordSysSetRoamOptionFromModel(viewCoordSys, componentOrSeries);
+  return viewCoordSys;
+}