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two-maps.js
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(function () {
var map1 = new ol.Map({
target: 'map1',
layers: [
new ol.layer.Group({
// A layer must have a title to appear in the layerswitcher
title: 'Base maps',
layers: [
new ol.layer.Group({
// A layer must have a title to appear in the layerswitcher
title: 'Water color with labels',
// Setting the layers type to 'base' results
// in it having a radio button and only one
// base layer being visibile at a time
type: 'base',
// Setting combine to true causes sub-layers to be hidden
// in the layerswitcher, only the parent is shown
combine: true,
visible: false,
layers: [
new ol.layer.Tile({
source: new ol.source.Stamen({
layer: 'watercolor'
})
}),
new ol.layer.Tile({
source: new ol.source.Stamen({
layer: 'terrain-labels'
})
})
]
}),
new ol.layer.Tile({
// A layer must have a title to appear in the layerswitcher
title: 'Water color',
// Again set this layer as a base layer
type: 'base',
visible: false,
source: new ol.source.Stamen({
layer: 'watercolor'
})
}),
new ol.layer.Tile({
// A layer must have a title to appear in the layerswitcher
title: 'OSM',
// Again set this layer as a base layer
type: 'base',
visible: true,
source: new ol.source.OSM()
})
]
}),
new ol.layer.Group({
// A layer must have a title to appear in the layerswitcher
title: 'Overlays',
// Adding a 'fold' property set to either 'open' or 'close' makes the group layer
// collapsible
fold: 'open',
layers: [
new ol.layer.Group({
// A layer must have a title to appear in the layerswitcher
title: 'Boundaries',
// Adding a 'fold' property set to either 'open' or 'close' makes the group layer
// collapsible
fold: 'open',
layers: [
new ol.layer.Image({
// A layer must have a title to appear in the layerswitcher
title: 'Counties',
visible: false,
opacity: 0.5,
source: new ol.source.ImageArcGISRest({
ratio: 1,
params: { LAYERS: 'show:3' },
url:
'https://sampleserver6.arcgisonline.com/ArcGIS/rest/services/USA/MapServer'
})
}),
new ol.layer.Image({
// A layer must have a title to appear in the layerswitcher
title: 'States',
visible: true,
source: new ol.source.ImageArcGISRest({
ratio: 1,
params: { LAYERS: 'show:2' },
url:
'https://sampleserver6.arcgisonline.com/ArcGIS/rest/services/USA/MapServer'
})
})
]
}),
new ol.layer.Image({
// A layer must have a title to appear in the layerswitcher
title: 'Highways',
visible: false,
source: new ol.source.ImageArcGISRest({
ratio: 1,
params: { LAYERS: 'show:1' },
url:
'https://sampleserver6.arcgisonline.com/ArcGIS/rest/services/USA/MapServer'
})
}),
new ol.layer.Image({
// A layer must have a title to appear in the layerswitcher
title: 'Cities',
visible: false,
source: new ol.source.ImageArcGISRest({
ratio: 1,
params: { LAYERS: 'show:0' },
url:
'https://sampleserver6.arcgisonline.com/ArcGIS/rest/services/USA/MapServer'
})
})
]
})
],
view: new ol.View({
center: ol.proj.transform([-80.789, 37.926], 'EPSG:4326', 'EPSG:3857'),
zoom: 5
})
});
var layerSwitcher1 = new ol.control.LayerSwitcher({
activationMode: 'click',
startActive: true,
tipLabel: 'Show layer list', // Optional label for button
collapseTipLabel: 'Hide layer list', // Optional label for button
groupSelectStyle: 'children' // Can be 'children' [default], 'group' or 'none'
});
map1.addControl(layerSwitcher1);
var map2 = new ol.Map({
target: 'map2',
layers: [
new ol.layer.Group({
// A layer must have a title to appear in the layerswitcher
title: 'Base maps',
layers: [
new ol.layer.Group({
// A layer must have a title to appear in the layerswitcher
title: 'Water color with labels',
// Setting the layers type to 'base' results
// in it having a radio button and only one
// base layer being visibile at a time
type: 'base',
// Setting combine to true causes sub-layers to be hidden
// in the layerswitcher, only the parent is shown
combine: true,
visible: false,
layers: [
new ol.layer.Tile({
source: new ol.source.Stamen({
layer: 'watercolor'
})
}),
new ol.layer.Tile({
source: new ol.source.Stamen({
layer: 'terrain-labels'
})
})
]
}),
new ol.layer.Tile({
// A layer must have a title to appear in the layerswitcher
title: 'Water color',
// Again set this layer as a base layer
type: 'base',
visible: true,
source: new ol.source.Stamen({
layer: 'watercolor'
})
}),
new ol.layer.Tile({
// A layer must have a title to appear in the layerswitcher
title: 'OSM',
// Again set this layer as a base layer
type: 'base',
visible: false,
source: new ol.source.OSM()
})
]
}),
new ol.layer.Group({
// A layer must have a title to appear in the layerswitcher
title: 'Overlays',
// Adding a 'fold' property set to either 'open' or 'close' makes the group layer
// collapsible
fold: 'open',
layers: [
new ol.layer.Group({
// A layer must have a title to appear in the layerswitcher
title: 'Boundaries',
// Adding a 'fold' property set to either 'open' or 'close' makes the group layer
// collapsible
fold: 'open',
layers: [
new ol.layer.Image({
// A layer must have a title to appear in the layerswitcher
title: 'Counties',
visible: false,
opacity: 0.5,
source: new ol.source.ImageArcGISRest({
ratio: 1,
params: { LAYERS: 'show:3' },
url:
'https://sampleserver6.arcgisonline.com/ArcGIS/rest/services/USA/MapServer'
})
}),
new ol.layer.Image({
// A layer must have a title to appear in the layerswitcher
title: 'States',
visible: false,
source: new ol.source.ImageArcGISRest({
ratio: 1,
params: { LAYERS: 'show:2' },
url:
'https://sampleserver6.arcgisonline.com/ArcGIS/rest/services/USA/MapServer'
})
})
]
}),
new ol.layer.Image({
// A layer must have a title to appear in the layerswitcher
title: 'Highways',
visible: false,
source: new ol.source.ImageArcGISRest({
ratio: 1,
params: { LAYERS: 'show:1' },
url:
'https://sampleserver6.arcgisonline.com/ArcGIS/rest/services/USA/MapServer'
})
}),
new ol.layer.Image({
// A layer must have a title to appear in the layerswitcher
title: 'Cities',
visible: true,
source: new ol.source.ImageArcGISRest({
ratio: 1,
params: { LAYERS: 'show:0' },
url:
'https://sampleserver6.arcgisonline.com/ArcGIS/rest/services/USA/MapServer'
})
})
]
})
],
view: new ol.View({
center: ol.proj.transform([-80.789, 37.926], 'EPSG:4326', 'EPSG:3857'),
zoom: 5
})
});
var layerSwitcher2 = new ol.control.LayerSwitcher({
activationMode: 'click',
startActive: true,
tipLabel: 'Show layer list', // Optional label for button
collapseTipLabel: 'Hide layer list', // Optional label for button
groupSelectStyle: 'children' // Can be 'children' [default], 'group' or 'none'
});
map2.addControl(layerSwitcher2);
})();