text: /*
  * 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 createRenderPlanner from '../helper/createRenderPlanner';
  
  export default {
      seriesType: 'lines',
  
      plan: createRenderPlanner(),
  
      reset: function (seriesModel) {
          var coordSys = seriesModel.coordinateSystem;
          var isPolyline = seriesModel.get('polyline');
          var isLarge = seriesModel.pipelineContext.large;
  
          function progress(params, lineData) {
              var lineCoords = [];
              if (isLarge) {
                  var points;
                  var segCount = params.end - params.start;
                  if (isPolyline) {
                      var totalCoordsCount = 0;
                      for (var i = params.start; i < params.end; i++) {
                          totalCoordsCount += seriesModel.getLineCoordsCount(i);
                      }
                      points = new Float32Array(segCount + totalCoordsCount * 2);
                  }
                  else {
                      points = new Float32Array(segCount * 4);
                  }
  
                  var offset = 0;
                  var pt = [];
                  for (var i = params.start; i < params.end; i++) {
                      var len = seriesModel.getLineCoords(i, lineCoords);
                      if (isPolyline) {
                          points[offset++] = len;
                      }
                      for (var k = 0; k < len; k++) {
                          pt = coordSys.dataToPoint(lineCoords[k], false, pt);
                          points[offset++] = pt[0];
                          points[offset++] = pt[1];
                      }
                  }
  
                  lineData.setLayout('linesPoints', points);
              }
              else {
                  for (var i = params.start; i < params.end; i++) {
                      var itemModel = lineData.getItemModel(i);
                      var len = seriesModel.getLineCoords(i, lineCoords);
  
                      var pts = [];
                      if (isPolyline) {
                          for (var j = 0; j < len; j++) {
                              pts.push(coordSys.dataToPoint(lineCoords[j]));
                          }
                      }
                      else {
                          pts[0] = coordSys.dataToPoint(lineCoords[0]);
                          pts[1] = coordSys.dataToPoint(lineCoords[1]);
  
                          var curveness = itemModel.get('lineStyle.curveness');
                          if (+curveness) {
                              pts[2] = [
                                  (pts[0][0] + pts[1][0]) / 2 - (pts[0][1] - pts[1][1]) * curveness,
                                  (pts[0][1] + pts[1][1]) / 2 - (pts[1][0] - pts[0][0]) * curveness
                              ];
                          }
                      }
                      lineData.setItemLayout(i, pts);
                  }
              }
          }
  
          return { progress: progress };
      }
  };