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