| /* |
| * 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'; |
| import SingleAxisModel from './AxisModel'; |
| |
| interface LayoutResult { |
| position: [number, number], |
| rotation: number |
| labelRotation: number |
| labelDirection: number // 1 | -1 |
| tickDirection: number |
| nameDirection: number |
| z2: number |
| } |
| |
| export function layout(axisModel: SingleAxisModel, opt?: { |
| labelInside?: boolean |
| rotate?: number |
| }) { |
| opt = opt || {}; |
| const single = axisModel.coordinateSystem; |
| const axis = axisModel.axis; |
| const layout = {} as LayoutResult; |
| |
| const axisPosition = axis.position; |
| const orient = axis.orient; |
| |
| const rect = single.getRect(); |
| const rectBound = [rect.x, rect.x + rect.width, rect.y, rect.y + rect.height]; |
| |
| const positionMap = { |
| horizontal: {top: rectBound[2], bottom: rectBound[3]}, |
| vertical: {left: rectBound[0], right: rectBound[1]} |
| } as const; |
| |
| layout.position = [ |
| orient === 'vertical' |
| ? positionMap.vertical[axisPosition as 'left' | 'right'] |
| : rectBound[0], |
| orient === 'horizontal' |
| ? positionMap.horizontal[axisPosition as 'top' | 'bottom'] |
| : rectBound[3] |
| ] as [number, number]; |
| |
| const r = {horizontal: 0, vertical: 1}; |
| layout.rotation = Math.PI / 2 * r[orient]; |
| |
| const directionMap = {top: -1, bottom: 1, right: 1, left: -1} as const; |
| |
| layout.labelDirection = layout.tickDirection = |
| layout.nameDirection = directionMap[axisPosition]; |
| |
| if (axisModel.get(['axisTick', 'inside'])) { |
| layout.tickDirection = -layout.tickDirection; |
| } |
| |
| if (zrUtil.retrieve(opt.labelInside, axisModel.get(['axisLabel', 'inside']))) { |
| layout.labelDirection = -layout.labelDirection; |
| } |
| |
| let labelRotation = opt.rotate; |
| labelRotation == null && (labelRotation = axisModel.get(['axisLabel', 'rotate'])); |
| layout.labelRotation = axisPosition === 'top' ? -labelRotation : labelRotation; |
| |
| layout.z2 = 1; |
| |
| return layout; |
| } |