| /* |
| * 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 * as zrUtil from 'zrender/src/core/util'; |
| /** |
| * Can only be called after coordinate system creation stage. |
| * (Can be called before coordinate system update stage). |
| * |
| * @param {Object} opt {labelInside} |
| * @return {Object} { |
| * position, rotation, labelDirection, labelOffset, |
| * tickDirection, labelRotate, z2 |
| * } |
| */ |
| |
| export function layout(gridModel, axisModel, opt) { |
| opt = opt || {}; |
| var grid = gridModel.coordinateSystem; |
| var axis = axisModel.axis; |
| var layout = {}; |
| var otherAxisOnZeroOf = axis.getAxesOnZeroOf()[0]; |
| var rawAxisPosition = axis.position; |
| var axisPosition = otherAxisOnZeroOf ? 'onZero' : rawAxisPosition; |
| var axisDim = axis.dim; |
| var rect = grid.getRect(); |
| var rectBound = [rect.x, rect.x + rect.width, rect.y, rect.y + rect.height]; |
| var idx = { |
| left: 0, |
| right: 1, |
| top: 0, |
| bottom: 1, |
| onZero: 2 |
| }; |
| var axisOffset = axisModel.get('offset') || 0; |
| var posBound = axisDim === 'x' ? [rectBound[2] - axisOffset, rectBound[3] + axisOffset] : [rectBound[0] - axisOffset, rectBound[1] + axisOffset]; |
| |
| if (otherAxisOnZeroOf) { |
| var onZeroCoord = otherAxisOnZeroOf.toGlobalCoord(otherAxisOnZeroOf.dataToCoord(0)); |
| posBound[idx.onZero] = Math.max(Math.min(onZeroCoord, posBound[1]), posBound[0]); |
| } // Axis position |
| |
| |
| layout.position = [axisDim === 'y' ? posBound[idx[axisPosition]] : rectBound[0], axisDim === 'x' ? posBound[idx[axisPosition]] : rectBound[3]]; // Axis rotation |
| |
| layout.rotation = Math.PI / 2 * (axisDim === 'x' ? 0 : 1); // Tick and label direction, x y is axisDim |
| |
| var dirMap = { |
| top: -1, |
| bottom: 1, |
| left: -1, |
| right: 1 |
| }; |
| layout.labelDirection = layout.tickDirection = layout.nameDirection = dirMap[rawAxisPosition]; |
| layout.labelOffset = otherAxisOnZeroOf ? posBound[idx[rawAxisPosition]] - posBound[idx.onZero] : 0; |
| |
| if (axisModel.get('axisTick.inside')) { |
| layout.tickDirection = -layout.tickDirection; |
| } |
| |
| if (zrUtil.retrieve(opt.labelInside, axisModel.get('axisLabel.inside'))) { |
| layout.labelDirection = -layout.labelDirection; |
| } // Special label rotation |
| |
| |
| var labelRotate = axisModel.get('axisLabel.rotate'); |
| layout.labelRotate = axisPosition === 'top' ? -labelRotate : labelRotate; // Over splitLine and splitArea |
| |
| layout.z2 = 1; |
| return layout; |
| } |