antv地图下钻（单机高亮，双击下钻）

原创 于 2024-10-13 20:47:07 发布 · 165 阅读 · 0 ·
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#javascript #开发语言 #ecmascript 

initMap() {
            chinaScene = new Scene({
                id: "mapChina",
                map: new Map({
                    style: "dark",
                    center: [103.99130938786305, 33.982243853450086],
                    zoom: 3.4,
                    pitch: 20,
                }),
                logoVisible: false,

            });
            chinaScene.setMapStatus({
                dragEnable: false, // 是否允许地图拖拽
                keyboardEnable: false, // 是否允许形键盘事件
                doubleClickZoom: false, // 双击放大
                zoomEnable: false, // 滚动缩放
                rotateEnable: false // 旋转
            })
            chinaScene.on("loaded", () => {
                let lineDown, lineUp, textLayer;
                fetch(
                    'https://gw.alipayobjects.com/os/bmw-prod/ecd1aaac-44c0-4232-b66c-c0ced76d5c7d.json'
                )
                    .then((res) => res.json())
                    .then((data) => {
                    });
                const texts = [];
                // data.features.map((option) => {
                this.chinaJson.features.map((option) => {

                    const { name, center } = option.properties;
                    const [lng, lat] = center;
                    texts.push({ name, lng, lat });
                    return "";
                });
                textLayer = new PointLayer({ zIndex: 9999 })
                    .source(texts, {
                        parser: {
                            type: "json",
                            x: "lng",
                            y: "lat",
                        },
                    })
                    .shape("name", "text")
                    .size(18)
                    .color("#fff")
                    .style({
                        textAnchor: "center", // 文本相对锚点的位置 center|left|right|top|bottom|top-left
                        spacing: 2, // 字符间距
                        padding: [1, 1], // 文本包围盒 padding [水平，垂直]，影响碰撞检测结果，避免相邻文本靠的太近
                        stroke: "#0ff", // 描边颜色
                        strokeWidth: 0.2, // 描边宽度
                        raisingHeight: 100000,
                        textAllowOverlap: true,
                        opacity: 1,
                    });
                chinaScene.addLayer(textLayer);
                lineUp = new LineLayer({ zIndex: 10 })
                    .source(this.chinaJson)
                    .shape("line")
                    .color("#6ce8fb")
                    .size(1.2)
                    .style({
                        raisingHeight: 106500,
                    });
                chinaScene.addLayer(lineUp);
                return "";
            });
            const layer = new PolygonLayer({
                // zIndex: -10
            })
                .source(this.chinaJson)
                .size(100000)
                .shape('extrude')
                .color('#fff')
                .select({
                    color: "#c8ab87"
                })
                .style({
                    mapTexture: this.provinceImg, //如果想使用纹理贴图，shap必须为extrude
                    // imagelayer: this.provinceImg, 
                    heightfixed: true,
                    pickLight: true,
                    sourceColor: "#333", //抬高高度的颜色
                    targetColor: "#fff",
                    opacity: 0.8,
                    // raisingHeight: 100000,
                    // zIndex: -10
                });
            let clickType = 1;
            layer.on("dblclick", e => {
                clickType = 2
                setTimeout(() => {
                    if (clickType == 2) {
                        console.log(e, '---双击');
                        this.mapScreenType = 2;
                        chinaScene.destroy()
                        const json = provinceJson.province.find(v => {
                            if(v.adcode == e.feature.properties.adcode) {
                                return v
                            }
                        })
                        // console.log(a,'---a');
                        setTimeout(() => {
                            this.initMapProvince(json)
                        }, 200);
                    }
                }, 200);
                // console.log(e, '---e1');
                // this.openPopup()
                // this.getProviceData(e.feature.properties.adcode)
            })
            layer.on("click", e => {
                clickType = 1

                setTimeout(() => {
                    if (clickType == 1) {
                        console.log(e, '---e11');
                        this.openPopup()
                        this.getProviceData(e.feature.properties.adcode)
                    }

                }, 200);

            })

            // const layer = new PolygonLayer({
            //     // zIndex: 1,
            // })
            //     .source(this.chinaJson)
            //     .size(0)
            //     .shape('fill')
            //     .color('#c0c0c0')
            //     .select({
            //         color: "#ff0"
            //     })
            //     .style({
            //         mapTexture: this.provinceImg, //如果想使用纹理贴图，shap必须为extrude
            //         heightfixed: true,
            //         pickLight: true,
            //         sourceColor: "#333", //抬高高度的颜色
            //         targetColor: "#fff",
            //         opacity: 0.8,
            //         zIndex: -10
            //     });
            // layer.on("click", v => {
            //     console.log(v, '---e');
            // })

            const layerColor = new PolygonLayer({
                zIndex: 9,
            })
                .source(this.chinaJson)
                .scale('density', {
                    type: 'quantile',
                })
                .shape('fill')
                .size(10000)

                .color('density', this.mapcolor)
                .style({
                    opacity: 0.8,
                    raisingHeight: 100000,

                })
            // layerColor.on("click", e => {
            //     console.log(e, '---e1');
            //     // this.openPopup()
            //     // this.getProviceData(e.feature.properties.adcode)
            // })
            const layerShadow = new PolygonLayer({
                zIndex: 10,
            })
                .source(this.chinaJson)
                // .scale('density', {
                //     type: 'quantile',
                // })
                .shape('fill')
                .size(1)

                .color('#1c302c')
                .style({
                    opacity: 1,
                    raisingHeight: -500000,

                })
            chinaScene.addLayer(layerColor);
            // chinaScene.addLayer(imgLayer);

            chinaScene.addLayer(layer);
            chinaScene.addLayer(layerShadow);


            // layerColor.on("click", v => {
            //     console.log(v, '---e');

            // })
        },
        initMapProvince(mapJson) {
            provinceScene = new Scene({
                id: "mapProvince",
                map: new Map({
                    style: "dark",
                    center: [mapJson.center[0], mapJson.center[1]],
                    zoom: mapJson.zoom,
                    pitch: 20,
                }),
                logoVisible: false,

            });
            provinceScene.setMapStatus({
                dragEnable: false, // 是否允许地图拖拽
                keyboardEnable: false, // 是否允许形键盘事件
                doubleClickZoom: false, // 双击放大
                zoomEnable: false, // 滚动缩放
                rotateEnable: false // 旋转
            })
            provinceScene.on("loaded", () => {
                let lineDown, lineUp, textLayer;
                fetch(
                    'https://gw.alipayobjects.com/os/bmw-prod/ecd1aaac-44c0-4232-b66c-c0ced76d5c7d.json'
                )
                    .then((res) => res.json())
                    .then((data) => {
                    });
                const texts = [];
                // data.features.map((option) => {
                    mapJson.features.map((option) => {

                    const { name, center } = option.properties;
                    const [lng, lat] = center;
                    texts.push({ name, lng, lat });
                    return "";
                });
                textLayer = new PointLayer({ zIndex: 9999 })
                    .source(texts, {
                        parser: {
                            type: "json",
                            x: "lng",
                            y: "lat",
                        },
                    })
                    .shape("name", "text")
                    .size(18)
                    .color("#fff")
                    .style({
                        textAnchor: "center", // 文本相对锚点的位置 center|left|right|top|bottom|top-left
                        spacing: 2, // 字符间距
                        padding: [1, 1], // 文本包围盒 padding [水平，垂直]，影响碰撞检测结果，避免相邻文本靠的太近
                        stroke: "#0ff", // 描边颜色
                        strokeWidth: 0.2, // 描边宽度
                        raisingHeight: 100000,
                        textAllowOverlap: true,
                        opacity: 1,
                    });
                provinceScene.addLayer(textLayer);
                lineUp = new LineLayer({ zIndex: 10 })
                    .source(mapJson)
                    .shape("line")
                    .color("#6ce8fb")
                    .size(1.2)
                    .style({
                        raisingHeight: 106500,
                    });
                provinceScene.addLayer(lineUp);
                return "";
            });
            const layer = new PolygonLayer({
                // zIndex: -10
            })
                .source(mapJson)
                .size(100000)
                .shape('extrude')
                .color('#fff')
                .select({
                    color: "#c8ab87"
                })
                .style({
                    mapTexture: this.provinceImg, //如果想使用纹理贴图，shap必须为extrude
                    // imagelayer: this.provinceImg, 
                    heightfixed: true,
                    pickLight: true,
                    sourceColor: "#333", //抬高高度的颜色
                    targetColor: "#fff",
                    opacity: 0.8,
                    // raisingHeight: 100000,
                    // zIndex: -10
                });
            let clickType = 1;
            // layer.on("dblclick", e => {
            //     clickType = 2
            //     setTimeout(() => {
            //         if (clickType == 2) {
            //             console.log(e, '---双击');

            //         }

            //     }, 200);
            //     // console.log(e, '---e1');
            //     // this.openPopup()
            //     // this.getProviceData(e.feature.properties.adcode)
            // })
            layer.on("click", e => {
                clickType = 1

                setTimeout(() => {
                    if (clickType == 1) {
                        console.log(e, '---e11');
                        this.openPopup()
                        this.getProviceData(e.feature.properties.adcode)
                    }

                }, 200);

            })

            // const layer = new PolygonLayer({
            //     // zIndex: 1,
            // })
            //     .source(this.chinaJson)
            //     .size(0)
            //     .shape('fill')
            //     .color('#c0c0c0')
            //     .select({
            //         color: "#ff0"
            //     })
            //     .style({
            //         mapTexture: this.provinceImg, //如果想使用纹理贴图，shap必须为extrude
            //         heightfixed: true,
            //         pickLight: true,
            //         sourceColor: "#333", //抬高高度的颜色
            //         targetColor: "#fff",
            //         opacity: 0.8,
            //         zIndex: -10
            //     });
            // layer.on("click", v => {
            //     console.log(v, '---e');
            // })

            const layerColor = new PolygonLayer({
                zIndex: 9,
            })
                .source(mapJson)
                .scale('density', {
                    type: 'quantile',
                })
                .shape('fill')
                .size(10000)

                .color('density', this.mapcolor)
                .style({
                    opacity: 0.8,
                    raisingHeight: 100000,

                })
            // layerColor.on("click", e => {
            //     console.log(e, '---e1');
            //     // this.openPopup()
            //     // this.getProviceData(e.feature.properties.adcode)
            // })
            const layerShadow = new PolygonLayer({
                zIndex: 10,
            })
                .source(mapJson)
                // .scale('density', {
                //     type: 'quantile',
                // })
                .shape('fill')
                .size(1)

                .color('#1c302c')
                .style({
                    opacity: 1,
                    raisingHeight: -500000,

                })
                provinceScene.addLayer(layerColor);
            // chinaScene.addLayer(imgLayer);

            provinceScene.addLayer(layer);
            provinceScene.addLayer(layerShadow);
        },

irisMoon06
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