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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| 
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| var zrUtil = require("zrender/lib/core/util");
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| 
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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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| /**
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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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| 
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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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| 
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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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| 
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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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| 
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|   layout.z2 = 1;
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|   return layout;
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| }
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| 
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| exports.layout = layout; | 
