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TMapView.js
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TMapView.js
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/*
* 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.
*/
var echarts = require('echarts')
var _util = require('zrender/lib/core/util')
var clone = _util.clone
/*
* 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.
*/
var _default = echarts.extendComponentView({
type: 'tmap',
render: function (bMapModel, ecModel, api) {
var rendering = true
var bmap = bMapModel.getBMap()
var viewportRoot = api.getZr().painter.getViewportRoot()
var coordSys = bMapModel.coordinateSystem
var moveHandler = function (type, target) {
if (rendering) {
return
}
var offsetEl = viewportRoot.parentNode.parentNode.parentNode
var mapOffset = [-parseInt(offsetEl.style.left, 10) || 0, -parseInt(offsetEl.style.top, 10) || 0]
viewportRoot.style.left = mapOffset[0] + 'px'
viewportRoot.style.top = mapOffset[1] + 'px'
coordSys.setMapOffset(mapOffset)
bMapModel.__mapOffset = mapOffset
api.dispatchAction({
type: 'tmapRoam'
})
}
function zoomEndHandler () {
if (rendering) {
return
}
api.dispatchAction({
type: 'tmapRoam'
})
}
bmap.removeEventListener('moving', this._oldMoveHandler) // FIXME
// Moveend may be triggered by centerAndZoom method when creating coordSys next time
// bmap.removeEventListener('moveend', this._oldMoveHandler);
bmap.removeEventListener('zoomend', this._oldZoomEndHandler)
bmap.addEventListener('moving', moveHandler) // bmap.addEventListener('moveend', moveHandler);
bmap.addEventListener('zoomend', zoomEndHandler)
this._oldMoveHandler = moveHandler
this._oldZoomEndHandler = zoomEndHandler
var roam = bMapModel.get('roam')
if (roam && roam !== 'scale') {
bmap.enableDragging()
} else {
bmap.disableDrag()
}
if (roam && roam !== 'move') {
bmap.enableScrollWheelZoom()
bmap.enableDoubleClickZoom()
bmap.enablePinchToZoom()
} else {
bmap.disableScrollWheelZoom()
bmap.disableDoubleClickZoom()
bmap.disablePinchToZoom()
}
/* map 2.0 */
var originalStyle = bMapModel.__mapStyle
var newMapStyle = bMapModel.get('mapStyle') || {} // FIXME, Not use JSON methods
var mapStyleStr = JSON.stringify(newMapStyle)
if (JSON.stringify(originalStyle) !== mapStyleStr) {
// FIXME May have blank tile when dragging if setMapStyle
if (Object.keys(newMapStyle).length) {
bmap.setStyle(clone(newMapStyle))
}
bMapModel.__mapStyle = JSON.parse(mapStyleStr)
}
/* map 3.0 */
var originalStyle2 = bMapModel.__mapStyle2
var newMapStyle2 = bMapModel.get('mapStyleV2') || {} // FIXME, Not use JSON methods
var mapStyleStr2 = JSON.stringify(newMapStyle2)
if (JSON.stringify(originalStyle2) !== mapStyleStr2) {
// FIXME May have blank tile when dragging if setMapStyle
if (Object.keys(newMapStyle2).length) {
bmap.setMapStyleV2(clone(newMapStyle2))
}
bMapModel.__mapStyle2 = JSON.parse(mapStyleStr2)
}
rendering = false
}
})
module.exports = _default