forked from zhurui/management
108 lines
3.7 KiB
JavaScript
108 lines
3.7 KiB
JavaScript
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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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var View = require("../../coord/View");
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var _layout = require("../../util/layout");
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var getLayoutRect = _layout.getLayoutRect;
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var bbox = require("zrender/lib/core/bbox");
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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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// FIXME Where to create the simple view coordinate system
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function getViewRect(seriesModel, api, aspect) {
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var option = seriesModel.getBoxLayoutParams();
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option.aspect = aspect;
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return getLayoutRect(option, {
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width: api.getWidth(),
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height: api.getHeight()
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});
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}
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function _default(ecModel, api) {
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var viewList = [];
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ecModel.eachSeriesByType('graph', function (seriesModel) {
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var coordSysType = seriesModel.get('coordinateSystem');
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if (!coordSysType || coordSysType === 'view') {
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var data = seriesModel.getData();
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var positions = data.mapArray(function (idx) {
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var itemModel = data.getItemModel(idx);
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return [+itemModel.get('x'), +itemModel.get('y')];
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});
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var min = [];
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var max = [];
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bbox.fromPoints(positions, min, max); // If width or height is 0
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if (max[0] - min[0] === 0) {
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max[0] += 1;
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min[0] -= 1;
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}
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if (max[1] - min[1] === 0) {
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max[1] += 1;
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min[1] -= 1;
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}
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var aspect = (max[0] - min[0]) / (max[1] - min[1]); // FIXME If get view rect after data processed?
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var viewRect = getViewRect(seriesModel, api, aspect); // Position may be NaN, use view rect instead
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if (isNaN(aspect)) {
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min = [viewRect.x, viewRect.y];
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max = [viewRect.x + viewRect.width, viewRect.y + viewRect.height];
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}
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var bbWidth = max[0] - min[0];
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var bbHeight = max[1] - min[1];
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var viewWidth = viewRect.width;
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var viewHeight = viewRect.height;
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var viewCoordSys = seriesModel.coordinateSystem = new View();
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viewCoordSys.zoomLimit = seriesModel.get('scaleLimit');
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viewCoordSys.setBoundingRect(min[0], min[1], bbWidth, bbHeight);
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viewCoordSys.setViewRect(viewRect.x, viewRect.y, viewWidth, viewHeight); // Update roam info
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viewCoordSys.setCenter(seriesModel.get('center'));
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viewCoordSys.setZoom(seriesModel.get('zoom'));
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viewList.push(viewCoordSys);
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}
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});
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return viewList;
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}
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module.exports = _default; |