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Golang element.Relation類代碼示例

本文整理匯總了Golang中github.com/omniscale/imposm3/element.Relation類的典型用法代碼示例。如果您正苦於以下問題：Golang Relation類的具體用法？Golang Relation怎麽用？Golang Relation使用的例子？那麽, 這裏精選的類代碼示例或許可以為您提供幫助。


在下文中一共展示了Relation類的15個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Golang代碼示例。

示例1: TestSelectRelationPolygonsMultiple

func TestSelectRelationPolygonsMultiple(t *testing.T) {
	mapping, err := NewMapping("test_mapping.json")
	if err != nil {
		t.Fatal(err)
	}
	r := element.Relation{}
	r.Tags = element.Tags{"landuse": "park"}
	r.Members = []element.Member{
		makeMember(0, element.Tags{"landuse": "park"}),
		makeMember(1, element.Tags{"natural": "forest"}),
		makeMember(2, element.Tags{"landuse": "park"}),
		makeMember(3, element.Tags{"highway": "pedestrian"}),
		makeMember(4, element.Tags{"landuse": "park", "layer": "2", "name": "foo"}),
	}
	filtered := SelectRelationPolygons(
		mapping.PolygonMatcher(),
		&r,
	)
	if len(filtered) != 3 {
		t.Fatal(filtered)
	}
	if filtered[0].Id != 0 || filtered[1].Id != 2 || filtered[2].Id != 4 {
		t.Fatal(filtered)
	}
}
開發者ID:thomersch，項目名稱:imposm3，代碼行數:25，代碼來源:matcher_test.go

示例2: TestMatcherMappingOrder

func TestMatcherMappingOrder(t *testing.T) {
	elem := element.Relation{}
	polys := mapping.PolygonMatcher()

	/*
		landusages mapping has the following order,
		check that XxxMatcher always uses the first

		amenity:
		- university
		landuse:
		- forest
		leisure:
		- park
		landuse:
		- park
	*/

	elem.Tags = element.Tags{"landuse": "forest", "leisure": "park"}
	matchesEqual(t, []Match{{"landuse", "forest", DestTable{Name: "landusages"}, nil}}, polys.MatchRelation(&elem))

	elem.Tags = element.Tags{"landuse": "park", "leisure": "park"}
	matchesEqual(t, []Match{{"leisure", "park", DestTable{Name: "landusages"}, nil}}, polys.MatchRelation(&elem))

	elem.Tags = element.Tags{"landuse": "park", "leisure": "park", "amenity": "university"}
	matchesEqual(t, []Match{{"amenity", "university", DestTable{Name: "landusages"}, nil}}, polys.MatchRelation(&elem))
}
開發者ID:Rachine，項目名稱:imposm3，代碼行數:27，代碼來源:filter_test.go

示例3: TestInsertMultipleTags

func TestInsertMultipleTags(t *testing.T) {
	w1 := makeWay(1, element.Tags{"landusage": "forest", "highway": "secondary"}, []coord{
		{1, 0, 0},
		{2, 10, 0},
		{3, 10, 10},
	})
	w2 := makeWay(2, element.Tags{"highway": "secondary"}, []coord{
		{3, 10, 10},
		{4, 0, 10},
		{1, 0, 0},
	})

	rel := element.Relation{OSMElem: element.OSMElem{Id: 1, Tags: element.Tags{"landusage": "forest"}}}
	rel.Members = []element.Member{
		{1, element.WAY, "outer", &w1}, // also highway=secondary
		{2, element.WAY, "inner", &w2},
	}

	BuildRelation(&rel, 3857)
	g := geos.NewGeos()
	defer g.Finish()

	if rel.Tags["landusage"] != "forest" {
		t.Fatal("wrong rel tags", rel.Tags)
	}

	if !g.IsValid(rel.Geom.Geom) {
		t.Fatal("geometry not valid", g.AsWkt(rel.Geom.Geom))
	}

	if area := rel.Geom.Geom.Area(); area != 100 {
		t.Fatal("area invalid", area)
	}
}
開發者ID:rmarianski，項目名稱:imposm3，代碼行數:34，代碼來源:multipolygon_test.go

示例4: TestMultiPolygonWithMultipleHoles

func TestMultiPolygonWithMultipleHoles(t *testing.T) {
	w1 := makeWay(1, element.Tags{"landusage": "forest"}, []coord{
		{1, 0, 0},
		{2, 10, 0},
		{3, 10, 10},
		{4, 0, 10},
		{1, 0, 0},
	})
	w2 := makeWay(1, element.Tags{"water": "basin"}, []coord{
		{1, 1, 1},
		{2, 2, 1},
		{3, 2, 2},
		{4, 1, 2},
		{1, 1, 1},
	})
	w3 := makeWay(3, element.Tags{"landusage": "scrub"}, []coord{
		{1, 3, 3},
		{2, 4, 3},
		{3, 4, 4},
		{4, 3, 4},
		{1, 3, 3},
	})

	rel := element.Relation{
		OSMElem: element.OSMElem{Id: 1, Tags: element.Tags{"landusage": "forest"}}}
	rel.Members = []element.Member{
		{1, element.WAY, "outer", &w1},
		{2, element.WAY, "inner", &w2},
		{3, element.WAY, "inner", &w3},
	}

	geom, err := buildRelation(&rel, 3857)
	if err != nil {
		t.Fatal(err)
	}
	g := geos.NewGeos()
	defer g.Finish()

	//	if len(rel.Tags) != 1 {
	//		t.Fatal("wrong rel tags", rel.Tags)
	//	}
	//	if rel.Tags["landusage"] != "forest" {
	//		t.Fatal("wrong rel tags", rel.Tags)
	//	}

	if !g.IsValid(geom.Geom) {
		t.Fatal("geometry not valid", g.AsWkt(geom.Geom))
	}

	if area := geom.Geom.Area(); area != 100-1-1 {
		t.Fatal("area invalid", area)
	}
}
開發者ID:wlredeye，項目名稱:imposm3，代碼行數:53，代碼來源:multipolygon_test.go

示例5: TestTouchingPolygonsWithHole

func TestTouchingPolygonsWithHole(t *testing.T) {
	w1 := makeWay(1, element.Tags{"water": "riverbank"}, []coord{
		{1, 0, 0},
		{2, 10, 0},
		{3, 10, 10},
		{4, 0, 10},
		{1, 0, 0},
	})
	w2 := makeWay(2, element.Tags{"water": "riverbank"}, []coord{
		{2, 10, 0},
		{5, 30, 0},
		{6, 30, 10},
		{3, 10, 10},
		{2, 10, 0},
	})
	w3 := makeWay(3, element.Tags{"landusage": "forest"}, []coord{
		{7, 2, 2},
		{8, 8, 2},
		{9, 8, 8},
		{10, 2, 8},
		{7, 2, 2},
	})

	rel := element.Relation{OSMElem: element.OSMElem{Id: 1, Tags: element.Tags{"water": "riverbank"}}}
	rel.Members = []element.Member{
		{1, element.WAY, "outer", &w1},
		{2, element.WAY, "outer", &w2},
		{3, element.WAY, "inner", &w3},
	}
	geom, err := buildRelation(&rel, 3857)
	if err != nil {
		t.Fatal(err)
	}
	g := geos.NewGeos()
	defer g.Finish()

	//	if len(rel.Tags) != 1 {
	//		t.Fatal("wrong rel tags", rel.Tags)
	//	}

	//	if rel.Tags["water"] != "riverbank" {
	//		t.Fatal("wrong rel tags", rel.Tags)
	//	}

	if !g.IsValid(geom.Geom) {
		t.Fatal("geometry not valid", g.AsWkt(geom.Geom))
	}

	if area := geom.Geom.Area(); area != 100+200-36 {
		t.Fatal("area invalid", area)
	}
}
開發者ID:wlredeye，項目名稱:imposm3，代碼行數:52，代碼來源:multipolygon_test.go

示例6: BenchmarkTagMatch

func BenchmarkTagMatch(b *testing.B) {
	m, err := NewMapping("matcher_test_mapping.json")
	if err != nil {
		b.Fatal(err)
	}
	matcher := m.PolygonMatcher()
	for i := 0; i < b.N; i++ {
		e := element.Relation{}
		e.Tags = element.Tags{"landuse": "forest", "name": "Forest", "source": "bling", "tourism": "zoo"}
		if m := matcher.MatchRelation(&e); len(m) != 1 {
			b.Fatal(m)
		}
	}
}
開發者ID:thomersch，項目名稱:imposm3，代碼行數:14，代碼來源:matcher_test.go

示例7: TestMultiPolygonWithHoleAndRelName

func TestMultiPolygonWithHoleAndRelName(t *testing.T) {
	w1 := makeWay(1, element.Tags{"natural": "forest", "name": "Blackwood"}, []coord{
		{1, 0, 0},
		{2, 10, 0},
		{3, 10, 10},
		{4, 0, 10},
		{1, 0, 0},
	})
	w2 := makeWay(1, element.Tags{"landusage": "scrub"}, []coord{
		{5, 2, 2},
		{6, 8, 2},
		{7, 8, 8},
		{8, 2, 8},
		{5, 2, 2},
	})

	rel := element.Relation{
		OSMElem: element.OSMElem{Id: 1, Tags: element.Tags{"name": "rel"}}}
	rel.Members = []element.Member{
		{1, element.WAY, "outer", &w1},
		{2, element.WAY, "inner", &w2},
	}

	geom, err := buildRelation(&rel, 3857)
	if err != nil {
		t.Fatal(err)
	}
	g := geos.NewGeos()
	defer g.Finish()

	//	if len(rel.Tags) != 2 {
	//		t.Fatal("wrong rel tags", rel.Tags)
	//	}
	//	if rel.Tags["natural"] != "forest" || rel.Tags["name"] != "Blackwood" {
	//		t.Fatal("wrong rel tags", rel.Tags)
	//	}

	if !g.IsValid(geom.Geom) {
		t.Fatal("geometry not valid", g.AsWkt(geom.Geom))
	}

	if area := geom.Geom.Area(); area != 64 {
		t.Fatal("aread not 64", area)
	}
}
開發者ID:wlredeye，項目名稱:imposm3，代碼行數:45，代碼來源:multipolygon_test.go

示例8: TestPolygonFromThreeWays

func TestPolygonFromThreeWays(t *testing.T) {
	w1 := makeWay(1, element.Tags{"landusage": "forest"}, []coord{
		{1, 0, 0},
		{2, 10, 0},
		{3, 10, 10},
	})
	w2 := makeWay(2, element.Tags{"landusage": "water"}, []coord{
		{3, 10, 10},
		{4, 0, 10},
	})
	w3 := makeWay(3, element.Tags{"landusage": "forest"}, []coord{
		{4, 0, 10},
		{1, 0, 0},
	})

	rel := element.Relation{OSMElem: element.OSMElem{Id: 1}}
	rel.Members = []element.Member{
		{1, element.WAY, "outer", &w1},
		{2, element.WAY, "inner", &w2},
		{3, element.WAY, "inner", &w3},
	}

	geom, err := buildRelation(&rel, 3857)
	if err != nil {
		t.Fatal(err)
	}
	g := geos.NewGeos()
	defer g.Finish()

	if len(rel.Tags) != 1 {
		t.Fatal("wrong rel tags", rel.Tags)
	}
	if rel.Tags["landusage"] != "forest" {
		t.Fatal("wrong rel tags", rel.Tags)
	}

	if !g.IsValid(geom.Geom) {
		t.Fatal("geometry not valid", g.AsWkt(geom.Geom))
	}

	if area := geom.Geom.Area(); area != 100 {
		t.Fatal("area invalid", area)
	}
}
開發者ID:thomersch，項目名稱:imposm3，代碼行數:44，代碼來源:multipolygon_test.go

示例9: PrepareRelation

// PrepareRelation is the first step in building a (multi-)polygon of a Relation.
// It builds rings from all ways and returns an error if there are unclosed rings.
// It also merges the Relation.Tags with the Tags of the outer way.
func PrepareRelation(rel *element.Relation, srid int, maxRingGap float64) (PreparedRelation, error) {
	rings, err := buildRings(rel, maxRingGap)
	if err != nil {
		return PreparedRelation{}, err
	}

	rel.Tags = relationTags(rel.Tags, rings[0].ways[0].Tags)

	return PreparedRelation{rings, rel, srid}, nil
}
開發者ID:Rachine，項目名稱:imposm3，代碼行數:13，代碼來源:multipolygon.go

示例10: PrepareRelation

func PrepareRelation(rel *element.Relation, srid int) (*preparedRelation, error) {
	rings, err := BuildRings(rel)
	if err != nil {
		return nil, err
	}

	rel.Tags = relationTags(rel.Tags, rings[0].ways[0].Tags)

	return &preparedRelation{rings, rel, srid}, nil
}
開發者ID:rmarianski，項目名稱:imposm3，代碼行數:10，代碼來源:multipolygon.go

示例11: TestOpenRing

func TestOpenRing(t *testing.T) {
	w1 := makeWay(1, element.Tags{}, []coord{
		{1, 0, 0},
		{2, 10, 0},
		{3, 10, 10},
		{4, 0, 10},
	})

	rel := element.Relation{
		OSMElem: element.OSMElem{Id: 1, Tags: element.Tags{}}}
	rel.Members = []element.Member{
		{1, element.WAY, "outer", &w1},
	}

	_, err := buildRelation(&rel, 3857)
	if err == nil {
		t.Fatal("no error from open ring")
	}
}
開發者ID:wlredeye，項目名稱:imposm3，代碼行數:19，代碼來源:multipolygon_test.go

示例12: TestSimplePolygonWithHole

func TestSimplePolygonWithHole(t *testing.T) {
	w1 := makeWay(1, element.Tags{}, []coord{
		{1, 0, 0},
		{2, 10, 0},
		{3, 10, 10},
		{4, 0, 10},
		{1, 0, 0},
	})
	w2 := makeWay(2, element.Tags{}, []coord{
		{5, 2, 2},
		{6, 8, 2},
		{7, 8, 8},
		{8, 2, 8},
		{5, 2, 2},
	})

	rel := element.Relation{
		OSMElem: element.OSMElem{Id: 1, Tags: element.Tags{}}}
	rel.Members = []element.Member{
		{1, element.WAY, "outer", &w1},
		{2, element.WAY, "inner", &w2},
	}

	geom, err := buildRelation(&rel, 3857)
	if err != nil {
		t.Fatal(err)
	}
	g := geos.NewGeos()
	defer g.Finish()

	if len(rel.Tags) != 0 {
		t.Fatal("wrong rel tags", rel.Tags)
	}

	if !g.IsValid(geom.Geom) {
		t.Fatal("geometry not valid", g.AsWkt(geom.Geom))
	}

	if area := geom.Geom.Area(); area != 100-36 {
		t.Fatal("area invalid", area)
	}
}
開發者ID:wlredeye，項目名稱:imposm3，代碼行數:42，代碼來源:multipolygon_test.go

示例13: PrepareRelation

// PrepareRelation is the first step in building a (multi-)polygon of a Relation.
// It builds rings from all ways and returns an error if there are unclosed rings.
// It also merges the Relation.Tags with the Tags of the outer way.
func PrepareRelation(rel *element.Relation, srid int, maxRingGap float64) (PreparedRelation, error) {
	rings, err := buildRings(rel, maxRingGap)
	if err != nil {
		return PreparedRelation{}, err
	}

	if rel.Tags["type"] == "multipolygon" && len(rel.Tags) == 1 {
		rel.Tags = relationTags(rel.Tags, rings[0].ways[0].Tags) //merge the Relation.Tags with the Tags of the outer way was removed
	}
	return PreparedRelation{rings, rel, srid}, nil
}
開發者ID:wlredeye，項目名稱:imposm3，代碼行數:14，代碼來源:multipolygon.go

示例14: TestInsertedWaysDifferentTags

func TestInsertedWaysDifferentTags(t *testing.T) {
	w1 := makeWay(1, element.Tags{"landusage": "forest"}, []coord{
		{1, 0, 0},
		{2, 10, 0},
		{3, 10, 10},
	})
	w2 := makeWay(2, element.Tags{"highway": "secondary"}, []coord{
		{3, 10, 10},
		{4, 0, 10},
		{1, 0, 0},
	})

	rel := element.Relation{OSMElem: element.OSMElem{Id: 1, Tags: element.Tags{"landusage": "forest"}}}
	rel.Members = []element.Member{
		{1, element.WAY, "outer", &w1},
		{2, element.WAY, "inner", &w2},
	}

	geom, err := buildRelation(&rel, 3857)
	if err != nil {
		t.Fatal(err)
	}
	g := geos.NewGeos()
	defer g.Finish()

	//	if len(rel.Tags) != 1 {
	//		t.Fatal("wrong rel tags", rel.Tags)
	//	}

	//	if rel.Tags["landusage"] != "forest" {
	//		t.Fatal("wrong rel tags", rel.Tags)
	//	}

	if !g.IsValid(geom.Geom) {
		t.Fatal("geometry not valid", g.AsWkt(geom.Geom))
	}

	if area := geom.Geom.Area(); area != 100 {
		t.Fatal("area invalid", area)
	}
}
開發者ID:wlredeye，項目名稱:imposm3，代碼行數:41，代碼來源:multipolygon_test.go

示例15: TestSelectRelationPolygonsMultipleTags

func TestSelectRelationPolygonsMultipleTags(t *testing.T) {
	mapping, err := NewMapping("test_mapping.json")
	if err != nil {
		t.Fatal(err)
	}
	r := element.Relation{}
	r.Tags = element.Tags{"landuse": "forest", "natural": "scrub"}
	r.Members = []element.Member{
		makeMember(0, element.Tags{"natural": "scrub"}),
		makeMember(1, element.Tags{"landuse": "forest"}),
	}
	filtered := SelectRelationPolygons(
		mapping.PolygonMatcher(),
		&r,
	)
	// TODO both should be filterd out, but we only get one,
	// because we match only one tag per table
	if len(filtered) != 1 {
		t.Fatal(filtered)
	}
}
開發者ID:thomersch，項目名稱:imposm3，代碼行數:21，代碼來源:matcher_test.go


注：本文中的github.com/omniscale/imposm3/element.Relation類示例由純淨天空整理自Github/MSDocs等開源代碼及文檔管理平台，相關代碼片段篩選自各路編程大神貢獻的開源項目，源碼版權歸原作者所有，傳播和使用請參考對應項目的License；未經允許，請勿轉載。