37 lines
882 B
Go
37 lines
882 B
Go
package expire
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import (
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"github.com/omniscale/imposm3/element"
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"github.com/omniscale/imposm3/proj"
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)
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type Expireor interface {
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Expire(long, lat float64)
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ExpireNodes(nodes []element.Node, closed bool)
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}
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func ExpireProjectedNodes(expireor Expireor, nodes []element.Node, srid int, closed bool) {
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if srid == 4326 {
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expireor.ExpireNodes(nodes, closed)
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} else if srid == 3857 {
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nds := make([]element.Node, len(nodes))
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for i, nd := range nodes {
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nds[i].Long, nds[i].Lat = proj.MercToWgs(nd.Long, nd.Lat)
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}
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expireor.ExpireNodes(nds, closed)
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} else {
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panic("unsupported srid")
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}
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}
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func ExpireProjectedNode(expireor Expireor, node element.Node, srid int) {
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if srid == 4326 {
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expireor.Expire(node.Long, node.Lat)
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} else if srid == 3857 {
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long, lat := proj.MercToWgs(node.Long, node.Lat)
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expireor.Expire(long, lat)
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} else {
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panic("unsupported srid")
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}
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}
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