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ol-opacity

ol-opacity is a OpenLayers plugin that makes multiple tile layers transparent.
OpenLayers Plugins
npm


Browser Support

  • Chrome
  • Firefox
  • Safari

Usage

ol-opacity


Demo

demo


Option

// OpacityControl Option

// Baselayers settings
baseLayers: new LayerGroup({
    title: 'BaseLayer',
    id: 'baseLayer',
    layers: [
        m_streets,
        m_gray
    ]
})

// Overlayers settings
overLayers: new LayerGroup({
    title: 'OverLayer',
    id: 'overLayer',
    layers: [
        o_std,
        t_pale,
        t_ort
    ]
})

// Transparent slide bar settings (true or false)
opacityControl: true

Example - npm

Start OpenLayers easily. [OpenLayers, webpack]
openlayers-starter

Install package

npm install ol-opacity

main.js

// CSS import
import "ol/ol.css";
import "ol-opacity/dist/ol-opacity.css";
import "./css/style.css";

// JS import
import './js/script.js';

script.js

// ol module import
import Map from 'ol/Map';
import View from 'ol/View';
import LayerGroup from 'ol/layer/Group';
import TileLayer from 'ol/layer/Tile';
import XYZ from 'ol/source/XYZ';
import { fromLonLat } from 'ol/proj';

// plugin module import
import OpacityControl from "ol-opacity";

// MIERUNE Streets
const m_streets = new TileLayer({
    title: 'MIERUNE Streets',
    id: 'm_streets',
    source: new XYZ({
        url: 'https://api.maptiler.com/maps/jp-mierune-streets/256/{z}/{x}/{y}.png?key=giAeaRZBFWKqrzIDD5Se',
        attributions: '<a href="https://maptiler.jp/" target="_blank">&copy; MIERUNE</a> <a href="https://www.maptiler.com/copyright/" target="_blank">&copy; MapTiler</a> <a href="https://www.openstreetmap.org/copyright" target="_blank">&copy; OpenStreetMap contributors</a>',
        attributionsCollapsible: false,
        tileSize: [256, 256],
        minZoom: 0,
        maxZoom: 18,
        visible: true
    })
});

// MIERUNE Gray
const m_gray = new TileLayer({
    title: 'MIERUNE Gray',
    id: 'm_gray',
    source: new XYZ({
        url: 'https://api.maptiler.com/maps/jp-mierune-gray/256/{z}/{x}/{y}.png?key=giAeaRZBFWKqrzIDD5Se',
        attributions: '<a href="https://maptiler.jp/" target="_blank">&copy; MIERUNE</a> <a href="https://www.maptiler.com/copyright/" target="_blank">&copy; MapTiler</a> <a href="https://www.openstreetmap.org/copyright" target="_blank">&copy; OpenStreetMap contributors</a>',
        attributionsCollapsible: false,
        tileSize: [256, 256],
        minZoom: 0,
        maxZoom: 18
    })
});

// OpenStreetMap
const o_std = new TileLayer({
    title: 'OpenStreetMap',
    id: 'o_std',
    source: new XYZ({
        url: 'http://tile.openstreetmap.jp/{z}/{x}/{y}.png',
        attributions: '&copy; <a href="http://osm.org/copyright">OpenStreetMap</a> contributors',
        attributionsCollapsible: false,
        tileSize: [256, 256],
        minZoom: 0,
        maxZoom: 18
    })
});

// GSI Pale
const t_pale = new TileLayer({
    title: 'GSI Pale',
    id: 't_pale',
    source: new XYZ({
        url: 'https://cyberjapandata.gsi.go.jp/xyz/pale/{z}/{x}/{y}.png',
        attributions: '<a href=\'http://www.gsi.go.jp/kikakuchousei/kikakuchousei40182.html\' target=\'_blank\'>国土地理院</a>',
        attributionsCollapsible: false,
        tileSize: [256, 256],
        minZoom: 0,
        maxZoom: 18
    })
});

// GSI Ort
const t_ort = new TileLayer({
    title: 'GSI Ort',
    id: 't_ort',
    source: new XYZ({
        url: 'https://cyberjapandata.gsi.go.jp/xyz/ort/{z}/{x}/{y}.jpg',
        attributions: '<a href=\'http://www.gsi.go.jp/kikakuchousei/kikakuchousei40182.html\' target=\'_blank\'>国土地理院</a>',
        attributionsCollapsible: false,
        tileSize: [256, 256],
        minZoom: 0,
        maxZoom: 18
    })
});

// BaseLayer
const mapBaseLayer = new LayerGroup({
    title: 'BaseLayer',
    id: 'baseLayer',
    layers: [
        m_streets,
        m_gray
    ]
});

// OverLayer
const mapOverLayer = new LayerGroup({
    title: 'OverLayer',
    id: 'overLayer',
    layers: [
        o_std,
        t_pale,
        t_ort
    ]
});


// MapCreate
const map = new Map ({
    target: 'map',
    layers: [
        mapBaseLayer,
        mapOverLayer
    ],
    view: new View ({
        center: fromLonLat([139.767, 35.681]),
        zoom: 11
    })
});

// OpacityControl
const opacityControl = new OpacityControl({
    baseLayers: mapBaseLayer,
    overLayers: mapOverLayer,
    opacityControl: true
});
map.addControl(opacityControl);
m_streets.setVisible(true);

License

MIT

Copyright (c) 2020-2021 Yasunori Kirimoto




Japanese


ol-opacity

ol-opacityは、複数のタイルレイヤーを透過するOpenLayersのプラグインです。
OpenLayers Plugins
npm


対応ブラウザ

  • Chrome
  • Firefox
  • Safari

使用方法

ol-opacity


デモ

デモ


オプション

// OpacityControlのオプション

// 背景レイヤ設定
baseLayers: new LayerGroup({
    title: 'BaseLayer',
    id: 'baseLayer',
    layers: [
        m_streets,
        m_gray
    ]
})

// オーバーレイヤ設定
overLayers: new LayerGroup({
    title: 'OverLayer',
    id: 'overLayer',
    layers: [
        o_std,
        t_pale,
        t_ort
    ]
})

// 透過度スライドバー表示/非表示設定 (trueまたはfalse)
opacityControl: true

例 - npm

OpenLayersを手軽に始める [OpenLayers, webpack]
openlayers-starter

パッケージインストール

npm install ol-opacity

main.js

// CSS import
import "ol/ol.css";
import "ol-opacity/dist/ol-opacity.css";
import "./css/style.css";

// JS import
import './js/script.js';

script.js

// ol module import
import Map from 'ol/Map';
import View from 'ol/View';
import LayerGroup from 'ol/layer/Group';
import TileLayer from 'ol/layer/Tile';
import XYZ from 'ol/source/XYZ';
import { fromLonLat } from 'ol/proj';

// plugin module import
import OpacityControl from "ol-opacity";

// MIERUNE Streets
const m_streets = new TileLayer({
    title: 'MIERUNE Streets',
    id: 'm_streets',
    source: new XYZ({
        url: 'https://api.maptiler.com/maps/jp-mierune-streets/256/{z}/{x}/{y}.png?key=giAeaRZBFWKqrzIDD5Se',
        attributions: '<a href="https://maptiler.jp/" target="_blank">&copy; MIERUNE</a> <a href="https://www.maptiler.com/copyright/" target="_blank">&copy; MapTiler</a> <a href="https://www.openstreetmap.org/copyright" target="_blank">&copy; OpenStreetMap contributors</a>',
        attributionsCollapsible: false,
        tileSize: [256, 256],
        minZoom: 0,
        maxZoom: 18,
        visible: true
    })
});

// MIERUNE Gray
const m_gray = new TileLayer({
    title: 'MIERUNE Gray',
    id: 'm_gray',
    source: new XYZ({
        url: 'https://api.maptiler.com/maps/jp-mierune-gray/256/{z}/{x}/{y}.png?key=giAeaRZBFWKqrzIDD5Se',
        attributions: '<a href="https://maptiler.jp/" target="_blank">&copy; MIERUNE</a> <a href="https://www.maptiler.com/copyright/" target="_blank">&copy; MapTiler</a> <a href="https://www.openstreetmap.org/copyright" target="_blank">&copy; OpenStreetMap contributors</a>',
        attributionsCollapsible: false,
        tileSize: [256, 256],
        minZoom: 0,
        maxZoom: 18
    })
});

// OpenStreetMap
const o_std = new TileLayer({
    title: 'OpenStreetMap',
    id: 'o_std',
    source: new XYZ({
        url: 'http://tile.openstreetmap.jp/{z}/{x}/{y}.png',
        attributions: '&copy; <a href="http://osm.org/copyright">OpenStreetMap</a> contributors',
        attributionsCollapsible: false,
        tileSize: [256, 256],
        minZoom: 0,
        maxZoom: 18
    })
});

// GSI Pale
const t_pale = new TileLayer({
    title: 'GSI Pale',
    id: 't_pale',
    source: new XYZ({
        url: 'https://cyberjapandata.gsi.go.jp/xyz/pale/{z}/{x}/{y}.png',
        attributions: '<a href=\'http://www.gsi.go.jp/kikakuchousei/kikakuchousei40182.html\' target=\'_blank\'>国土地理院</a>',
        attributionsCollapsible: false,
        tileSize: [256, 256],
        minZoom: 0,
        maxZoom: 18
    })
});

// GSI Ort
const t_ort = new TileLayer({
    title: 'GSI Ort',
    id: 't_ort',
    source: new XYZ({
        url: 'https://cyberjapandata.gsi.go.jp/xyz/ort/{z}/{x}/{y}.jpg',
        attributions: '<a href=\'http://www.gsi.go.jp/kikakuchousei/kikakuchousei40182.html\' target=\'_blank\'>国土地理院</a>',
        attributionsCollapsible: false,
        tileSize: [256, 256],
        minZoom: 0,
        maxZoom: 18
    })
});

// BaseLayer
const mapBaseLayer = new LayerGroup({
    title: 'BaseLayer',
    id: 'baseLayer',
    layers: [
        m_streets,
        m_gray
    ]
});

// OverLayer
const mapOverLayer = new LayerGroup({
    title: 'OverLayer',
    id: 'overLayer',
    layers: [
        o_std,
        t_pale,
        t_ort
    ]
});


// MapCreate
const map = new Map ({
    target: 'map',
    layers: [
        mapBaseLayer,
        mapOverLayer
    ],
    view: new View ({
        center: fromLonLat([139.767, 35.681]),
        zoom: 11
    })
});

// OpacityControl
const opacityControl = new OpacityControl({
    baseLayers: mapBaseLayer,
    overLayers: mapOverLayer,
    opacityControl: true
});
map.addControl(opacityControl);
m_streets.setVisible(true);

ライセンス

MIT

Copyright (c) 2020-2021 Yasunori Kirimoto


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Make multiple tile layers transparent.

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