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Fix a bug with centering of the map when position is moving

This commit is contained in:
Lucas Verney 2018-07-01 22:55:21 +02:00
parent 390d734b9a
commit fd473e32b2
1 changed files with 20 additions and 3 deletions
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23
src/components/Map.vue
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@ -1,12 +1,12 @@
<template>
<div class="fill-height fill-width">
<v-lmap ref="map" :center="latLng" :zoom="this.zoom" :minZoom="this.minZoom" :maxZoom="this.maxZoom" :options="{ zoomControl: false }" @contextmenu="handleLongPress" @moveend="onMoveEnd" @movestart="onMoveStart">
<v-lmap ref="map" :center="latLng" :zoom="this.zoom" :minZoom="this.minZoom" :maxZoom="this.maxZoom" :options="{ zoomControl: false }" @contextmenu="handleLongPress" @mousedown="onMouseDown" @mouseup="onMouseUp" @moveend="onMoveEndWrapper" @movestart="onMoveStartWrapper">
<v-ltilelayer :url="tileServer" :attribution="attribution"></v-ltilelayer>
<v-lts v-if="heading" :lat-lng="positionLatLng" :options="markerOptions"></v-lts>
<v-lcirclemarker v-else :lat-lng="positionLatLng" :color="markerOptions.color" :fillColor="markerOptions.fillColor" :fillOpacity="1.0" :weight="markerOptions.weight" :radius="markerRadius"></v-lcirclemarker>
<v-lcircle v-if="shouldDisplayAccuracy" :lat-lng="latlng" :radius="radiusFromAccuracy"></v-lcircle>
<v-lcircle v-if="shouldDisplayAccuracy" :lat-lng="positionLatLng" :radius="radiusFromAccuracy"></v-lcircle>
<ReportMarker v-for="marker in markers" :key="marker.id" :marker="marker"></ReportMarker>
</v-lmap>
@ -53,7 +53,7 @@ export default {
radiusFromAccuracy() {
if (this.accuracy) {
return this.accuracy / (
(constants.EARTH_RADIUS * 2 * Math.PI * Math.cos(this.latLng[0] *
(constants.EARTH_RADIUS * 2 * Math.PI * Math.cos(this.positionLatLng[0] *
(Math.PI / 180))) /
(2 ** (this.zoom + 8))
);
@ -94,6 +94,7 @@ export default {
minZoom: constants.MIN_ZOOM,
maxZoom: constants.MAX_ZOOM,
tileServer: constants.TILE_SERVER,
isMouseDown: false,
};
},
methods: {
@ -102,6 +103,22 @@ export default {
this.onLongPress(event.latlng);
}
},
onMouseDown() {
this.isMouseDown = true;
},
onMouseUp() {
this.isMouseDown = false;
},
onMoveStartWrapper(ev) {
if (this.isMouseDown) {
this.onMoveStart(ev);
}
},
onMoveEndWrapper(ev) {
if (this.isMouseDown) {
this.onMoveEnd(ev);
}
},
},
};
</script>