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/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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/**
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* AUTO-GENERATED FILE. DO NOT MODIFY.
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*/
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/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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import { __extends } from "tslib";
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/**
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* Simple view coordinate system
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* Mapping given x, y to transformd view x, y
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*/
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import * as vector from 'zrender/lib/core/vector.js';
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import * as matrix from 'zrender/lib/core/matrix.js';
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import BoundingRect from 'zrender/lib/core/BoundingRect.js';
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import Transformable from 'zrender/lib/core/Transformable.js';
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import { parsePercent } from '../util/number.js';
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var v2ApplyTransform = vector.applyTransform;
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var View =
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/** @class */
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function (_super) {
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__extends(View, _super);
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function View(name) {
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var _this = _super.call(this) || this;
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_this.type = 'view';
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_this.dimensions = ['x', 'y'];
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/**
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* Represents the transform brought by roam/zoom.
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* If `View['_viewRect']` applies roam transform,
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* we can get the final displayed rect.
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*/
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_this._roamTransformable = new Transformable();
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/**
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* Represents the transform from `View['_rect']` to `View['_viewRect']`.
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*/
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_this._rawTransformable = new Transformable();
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_this.name = name;
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return _this;
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}
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View.prototype.setBoundingRect = function (x, y, width, height) {
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this._rect = new BoundingRect(x, y, width, height);
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return this._rect;
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};
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/**
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* @return {module:zrender/core/BoundingRect}
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*/
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View.prototype.getBoundingRect = function () {
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return this._rect;
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};
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View.prototype.setViewRect = function (x, y, width, height) {
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this._transformTo(x, y, width, height);
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this._viewRect = new BoundingRect(x, y, width, height);
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};
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/**
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* Transformed to particular position and size
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*/
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View.prototype._transformTo = function (x, y, width, height) {
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var rect = this.getBoundingRect();
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var rawTransform = this._rawTransformable;
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rawTransform.transform = rect.calculateTransform(new BoundingRect(x, y, width, height));
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var rawParent = rawTransform.parent;
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rawTransform.parent = null;
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rawTransform.decomposeTransform();
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rawTransform.parent = rawParent;
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this._updateTransform();
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};
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/**
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* Set center of view
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*/
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View.prototype.setCenter = function (centerCoord, api) {
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if (!centerCoord) {
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return;
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}
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this._center = [parsePercent(centerCoord[0], api.getWidth()), parsePercent(centerCoord[1], api.getHeight())];
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this._updateCenterAndZoom();
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};
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View.prototype.setZoom = function (zoom) {
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zoom = zoom || 1;
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var zoomLimit = this.zoomLimit;
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if (zoomLimit) {
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if (zoomLimit.max != null) {
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zoom = Math.min(zoomLimit.max, zoom);
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}
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if (zoomLimit.min != null) {
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zoom = Math.max(zoomLimit.min, zoom);
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}
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}
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this._zoom = zoom;
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this._updateCenterAndZoom();
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};
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/**
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* Get default center without roam
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*/
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View.prototype.getDefaultCenter = function () {
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// Rect before any transform
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var rawRect = this.getBoundingRect();
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var cx = rawRect.x + rawRect.width / 2;
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var cy = rawRect.y + rawRect.height / 2;
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return [cx, cy];
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};
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View.prototype.getCenter = function () {
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return this._center || this.getDefaultCenter();
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};
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View.prototype.getZoom = function () {
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return this._zoom || 1;
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};
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View.prototype.getRoamTransform = function () {
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return this._roamTransformable.getLocalTransform();
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};
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/**
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* Remove roam
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*/
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View.prototype._updateCenterAndZoom = function () {
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// Must update after view transform updated
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var rawTransformMatrix = this._rawTransformable.getLocalTransform();
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var roamTransform = this._roamTransformable;
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var defaultCenter = this.getDefaultCenter();
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var center = this.getCenter();
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var zoom = this.getZoom();
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center = vector.applyTransform([], center, rawTransformMatrix);
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defaultCenter = vector.applyTransform([], defaultCenter, rawTransformMatrix);
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roamTransform.originX = center[0];
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roamTransform.originY = center[1];
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roamTransform.x = defaultCenter[0] - center[0];
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roamTransform.y = defaultCenter[1] - center[1];
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roamTransform.scaleX = roamTransform.scaleY = zoom;
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this._updateTransform();
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};
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/**
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* Update transform props on `this` based on the current
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* `this._roamTransformable` and `this._rawTransformable`.
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*/
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View.prototype._updateTransform = function () {
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var roamTransformable = this._roamTransformable;
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var rawTransformable = this._rawTransformable;
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rawTransformable.parent = roamTransformable;
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roamTransformable.updateTransform();
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rawTransformable.updateTransform();
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matrix.copy(this.transform || (this.transform = []), rawTransformable.transform || matrix.create());
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this._rawTransform = rawTransformable.getLocalTransform();
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this.invTransform = this.invTransform || [];
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matrix.invert(this.invTransform, this.transform);
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this.decomposeTransform();
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};
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View.prototype.getTransformInfo = function () {
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var rawTransformable = this._rawTransformable;
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var roamTransformable = this._roamTransformable; // Becuase roamTransformabel has `originX/originY` modified,
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// but the caller of `getTransformInfo` can not handle `originX/originY`,
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// so need to recalcualte them.
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var dummyTransformable = new Transformable();
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dummyTransformable.transform = roamTransformable.transform;
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dummyTransformable.decomposeTransform();
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return {
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roam: {
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x: dummyTransformable.x,
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y: dummyTransformable.y,
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scaleX: dummyTransformable.scaleX,
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scaleY: dummyTransformable.scaleY
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},
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raw: {
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x: rawTransformable.x,
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y: rawTransformable.y,
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scaleX: rawTransformable.scaleX,
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scaleY: rawTransformable.scaleY
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}
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};
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};
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View.prototype.getViewRect = function () {
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return this._viewRect;
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};
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/**
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* Get view rect after roam transform
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*/
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View.prototype.getViewRectAfterRoam = function () {
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var rect = this.getBoundingRect().clone();
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rect.applyTransform(this.transform);
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return rect;
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};
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/**
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* Convert a single (lon, lat) data item to (x, y) point.
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*/
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View.prototype.dataToPoint = function (data, noRoam, out) {
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var transform = noRoam ? this._rawTransform : this.transform;
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out = out || [];
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return transform ? v2ApplyTransform(out, data, transform) : vector.copy(out, data);
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};
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/**
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* Convert a (x, y) point to (lon, lat) data
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*/
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View.prototype.pointToData = function (point) {
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var invTransform = this.invTransform;
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return invTransform ? v2ApplyTransform([], point, invTransform) : [point[0], point[1]];
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};
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View.prototype.convertToPixel = function (ecModel, finder, value) {
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var coordSys = getCoordSys(finder);
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return coordSys === this ? coordSys.dataToPoint(value) : null;
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};
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View.prototype.convertFromPixel = function (ecModel, finder, pixel) {
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var coordSys = getCoordSys(finder);
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return coordSys === this ? coordSys.pointToData(pixel) : null;
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};
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/**
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* @implements
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*/
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View.prototype.containPoint = function (point) {
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return this.getViewRectAfterRoam().contain(point[0], point[1]);
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};
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View.dimensions = ['x', 'y'];
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return View;
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}(Transformable);
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function getCoordSys(finder) {
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var seriesModel = finder.seriesModel;
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return seriesModel ? seriesModel.coordinateSystem : null; // e.g., graph.
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}
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export default View;
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