|
| 1 | + |
| 2 | +var map = new maptalks.Map('map', { |
| 3 | + center: [-0.113049, 51.498568], |
| 4 | + zoom: 8, |
| 5 | + baseLayer: new maptalks.TileLayer('base', { |
| 6 | + urlTemplate: "{urlTemplate}", |
| 7 | + subdomains: ["a", "b", "c", "d"], |
| 8 | + attribution: "{attribution}", |
| 9 | + }) |
| 10 | +}); |
| 11 | + |
| 12 | +var layer = new maptalks.VectorLayer('layer', { |
| 13 | + 'collision': true, |
| 14 | + 'collisionDelay': 250, |
| 15 | + 'collisionScope': 'map', |
| 16 | + 'forceRenderOnMoving': true, |
| 17 | + 'forceRenderOnZooming': true, |
| 18 | + 'forceRenderOnRotating': true, |
| 19 | + // debug:true |
| 20 | +}).addTo(map); |
| 21 | +var layer1 = new maptalks.VectorLayer('layer1', { |
| 22 | + 'collision': true, |
| 23 | + 'collisionDelay': 250, |
| 24 | + 'collisionScope': 'map', |
| 25 | + 'forceRenderOnMoving': true, |
| 26 | + 'forceRenderOnZooming': true, |
| 27 | + 'forceRenderOnRotating': true, |
| 28 | + // debug:true |
| 29 | +}).addTo(map); |
| 30 | +// layer.on('layerload', () => { |
| 31 | +// console.log('layerload') |
| 32 | +// }); |
| 33 | + |
| 34 | +function randomCoordinates() { |
| 35 | + var coordinates = []; |
| 36 | + var center = map.getCenter(); |
| 37 | + var x = center.x, y = center.y; |
| 38 | + while (coordinates.length < 500) { |
| 39 | + var lng = x + Math.random() - 0.5, lat = y + Math.random() * 0.6 - 0.3; |
| 40 | + coordinates.push([lng, lat]); |
| 41 | + } |
| 42 | + return coordinates; |
| 43 | +} |
| 44 | + |
| 45 | +function createPoints(url, layer) { |
| 46 | + var points = randomCoordinates().map(function (c, index) { |
| 47 | + var point = new maptalks.Marker(c, { |
| 48 | + zIndex: 2000 - index, |
| 49 | + symbol: { |
| 50 | + markerFile: url, |
| 51 | + markerWidth: 40, |
| 52 | + markerHeight: 40, |
| 53 | + textName: index, |
| 54 | + textSize: 12, |
| 55 | + textDy: -26, |
| 56 | + textFill: '#fff' |
| 57 | + } |
| 58 | + }); |
| 59 | + return point; |
| 60 | + }); |
| 61 | + |
| 62 | + layer.addGeometry(points); |
| 63 | +} |
| 64 | + |
| 65 | +var url = 'data:image/png;base64,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'; |
| 66 | +var url1 = 'data:image/png;base64,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'; |
| 67 | + |
| 68 | +createPoints(url, layer); |
| 69 | +createPoints(url1, layer1); |
| 70 | +const layers = [layer, layer1]; |
| 71 | + |
| 72 | +function updateCollision(value) { |
| 73 | + layers.forEach(layer => { |
| 74 | + layer.getGeometries().forEach(function (marker) { |
| 75 | + marker.options.collision = value; |
| 76 | + }); |
| 77 | + layer.getRenderer().draw(); |
| 78 | + }); |
| 79 | +} |
| 80 | + |
| 81 | +function updatecollisionScope(value) { |
| 82 | + console.log(value); |
| 83 | + layers.forEach(layer => { |
| 84 | + layer.config({ collisionScope: value }); |
| 85 | + }); |
| 86 | +} |
| 87 | + |
| 88 | + |
| 89 | +const gui = new mt.GUI(); |
| 90 | + |
| 91 | +gui |
| 92 | + .add({ |
| 93 | + type: "checkbox", |
| 94 | + label: "collision", |
| 95 | + value: true |
| 96 | + }) |
| 97 | + .onChange((value) => { |
| 98 | + updateCollision(value); |
| 99 | + }); |
| 100 | + |
| 101 | +gui |
| 102 | + .add({ |
| 103 | + type: "checkbox", |
| 104 | + label: "collisionScope=map", |
| 105 | + value: true |
| 106 | + }) |
| 107 | + .onChange((value) => { |
| 108 | + updatecollisionScope(value ? 'map' : 'layer'); |
| 109 | + }); |
| 110 | + |
| 111 | +gui |
| 112 | + .add({ |
| 113 | + type: "checkbox", |
| 114 | + label: "sortlayer", |
| 115 | + value: false |
| 116 | + }) |
| 117 | + .onChange((value) => { |
| 118 | + if (value) { |
| 119 | + layer1.setZIndex(1); |
| 120 | + layer.setZIndex(2); |
| 121 | + } else { |
| 122 | + layer1.setZIndex(2); |
| 123 | + layer.setZIndex(1); |
| 124 | + } |
| 125 | + }); |
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