完善时间轴数据更新函数;完善图层显示控制函数;修复图例样式显示异常问题;

This commit is contained in:
JIANG
2025-10-16 17:35:39 +08:00
parent fa0970bd79
commit 665160ae65
5 changed files with 589 additions and 308 deletions

View File

@@ -1,4 +1,4 @@
import React, { useState, useEffect, useCallback } from "react";
import React, { useState, useEffect, useCallback, useRef } from "react";
// 导入Material-UI图标和组件
import ColorLensIcon from "@mui/icons-material/ColorLens";
@@ -19,6 +19,7 @@ import {
// 导入OpenLayers样式相关模块
import WebGLVectorTileLayer from "ol/layer/WebGLVectorTile";
import VectorTileSource from "ol/source/VectorTile";
import { useData, useMap } from "../MapComponent";
import StyleLegend, { LegendStyleConfig } from "./StyleLegend";
@@ -26,6 +27,8 @@ import { FlatStyleLike } from "ol/style/flat";
import { calculateClassification } from "@utils/breaks_classification";
import { parseColor } from "@utils/parseColor";
import { VectorTile } from "ol";
import { se } from "date-fns/locale";
interface StyleConfig {
property: string;
@@ -94,7 +97,8 @@ const GRADIENT_PALETTES = [
// 预设分类方法
const CLASSIFICATION_METHODS = [
{ name: "优雅分段", value: "pretty_breaks" },
{ name: "自然间断", value: "jenks_optimized" },
// 浏览器中实现Jenks算法性能较差暂时移除
// { name: "自然间断", value: "jenks_optimized" },
];
const StyleEditorPanel: React.FC = () => {
@@ -104,8 +108,10 @@ const StyleEditorPanel: React.FC = () => {
return <div>Loading...</div>; // 或其他占位符
}
const {
junctionData,
pipeData,
currentJunctionCalData,
currentPipeCalData,
junctionText,
pipeText,
setShowJunctionText,
setShowPipeText,
setJunctionText,
@@ -114,6 +120,8 @@ const StyleEditorPanel: React.FC = () => {
const [applyJunctionStyle, setApplyJunctionStyle] = useState(false);
const [applyPipeStyle, setApplyPipeStyle] = useState(false);
const [styleUpdateTrigger, setStyleUpdateTrigger] = useState(0); // 用于触发样式更新的状态
const prevStyleUpdateTriggerRef = useRef<number>(0);
const [renderLayers, setRenderLayers] = useState<WebGLVectorTileLayer[]>([]);
const [selectedRenderLayer, setSelectedRenderLayer] =
@@ -131,7 +139,7 @@ const StyleEditorPanel: React.FC = () => {
classificationMethod: "pretty_breaks",
segments: 5,
minSize: 4,
maxSize: 15,
maxSize: 12,
minStrokeWidth: 2,
maxStrokeWidth: 6,
fixedStrokeWidth: 3,
@@ -142,17 +150,6 @@ const StyleEditorPanel: React.FC = () => {
opacity: 0.9,
adjustWidthByProperty: true,
});
const [legendStyleConfig, setLegendStyleConfig] = useState<LegendStyleConfig>(
{
layerName: "",
layerId: "",
property: "",
colors: [],
type: "point",
dimensions: [],
breaks: [],
}
);
// 样式状态管理 - 存储多个图层的样式状态
const [layerStyleStates, setLayerStyleStates] = useState<LayerStyleState[]>(
[]
@@ -185,41 +182,141 @@ const StyleEditorPanel: React.FC = () => {
},
[gradientPaletteIndex, parseColor]
);
// 应用分类样式
const setStyleState = (layer: any) => {
if (
layer.get("value") !== undefined &&
styleConfig.property !== undefined
) {
// 保存当前图层的样式状态
const saveLayerStyle = useCallback(
(layerId?: string, legendConfig?: LegendStyleConfig) => {
if (!selectedRenderLayer || !styleConfig.property) {
console.warn("无法保存样式:缺少必要的图层或样式配置");
return;
}
if (!layerId) return; // 如果没有传入 layerId则不保存
const layerName = selectedRenderLayer.get("name") || `图层${layerId}`;
// 如果没有传入图例配置,则创建一个默认的空配置
const finalLegendConfig: LegendStyleConfig = legendConfig || {
layerId,
layerName,
property: styleConfig.property,
colors: [],
type: "point",
dimensions: [],
breaks: [],
};
const newStyleState: LayerStyleState = {
layerId,
layerName,
styleConfig: { ...styleConfig },
legendConfig: { ...finalLegendConfig },
isActive: true,
};
setLayerStyleStates((prev) => {
// 检查是否已存在该图层的样式状态
const existingIndex = prev.findIndex(
(state) => state.layerId === layerId
);
if (existingIndex !== -1) {
// 更新已存在的状态
const updated = [...prev];
updated[existingIndex] = newStyleState;
return updated;
} else {
// 添加新的状态
return [...prev, newStyleState];
}
});
},
[selectedRenderLayer, styleConfig]
);
// 设置分类样式参数,触发样式应用
const setStyleState = () => {
if (!selectedRenderLayer) return;
const layerId = selectedRenderLayer.get("value");
const property = styleConfig.property;
if (layerId !== undefined && property !== undefined) {
// 更新文字标签设置
if (layer.get("value") === "junctions") {
if (layerId === "junctions") {
if (setJunctionText && setShowJunctionText) {
setJunctionText(styleConfig.property);
setJunctionText(property);
setShowJunctionText(styleConfig.showLabels);
setApplyJunctionStyle(true);
saveLayerStyle(layerId);
}
}
if (layer.get("value") === "pipes") {
if (layerId === "pipes") {
console.log(styleConfig);
if (setPipeText && setShowPipeText) {
setPipeText(styleConfig.property);
setPipeText(property);
setShowPipeText(styleConfig.showLabels);
setApplyPipeStyle(true);
saveLayerStyle(layerId);
}
}
// 触发样式更新
setStyleUpdateTrigger((prev) => prev + 1);
}
};
const applyStyle = (layerId: string, breaks?: number[]) => {
// 计算分类样式,并应用到对应图层
const applyClassificationStyle = (
layerType: "junctions" | "pipes",
styleConfig: any
) => {
if (
layerType === "junctions" &&
currentJunctionCalData &&
currentJunctionCalData.length > 0
) {
// 应用节点样式
let junctionStyleConfigState = layerStyleStates.find(
(s) => s.layerId === "junctions"
);
// 更新节点数据属性
const segments = junctionStyleConfigState?.styleConfig.segments ?? 5;
const breaks = calculateClassification(
currentJunctionCalData.map((d) => d.value),
segments,
styleConfig.classificationMethod
);
if (breaks.length === 0) {
console.warn("计算的 breaks 为空,无法应用样式");
return;
}
if (junctionStyleConfigState)
applyLayerStyle(junctionStyleConfigState, breaks);
} else if (
layerType === "pipes" &&
currentPipeCalData &&
currentPipeCalData.length > 0
) {
// 应用管道样式
let pipeStyleConfigState = layerStyleStates.find(
(s) => s.layerId === "pipes"
);
// 更新管道数据属性
const segments = pipeStyleConfigState?.styleConfig.segments ?? 5;
const breaks = calculateClassification(
currentPipeCalData.map((d) => d.value),
segments,
styleConfig.classificationMethod
);
if (pipeStyleConfigState) applyLayerStyle(pipeStyleConfigState, breaks);
}
};
// 应用样式函数,传入 breaks 数据
const applyLayerStyle = (
layerStyleConfig: LayerStyleState,
breaks?: number[]
) => {
// 使用传入的 breaks 数据
if (!breaks || breaks.length === 0) {
console.warn("没有有效的 breaks 数据");
return;
}
const styleConfig = layerStyleStates.find(
(s) => s.layerId === layerId
)?.styleConfig;
const selectedRenderLayer = renderLayers.find(
(l) => l.get("id") === layerId
);
const styleConfig = layerStyleConfig.styleConfig;
const selectedRenderLayer = renderLayers.filter((layer) => {
return layer.get("value") === layerStyleConfig.layerId;
})[0];
if (!selectedRenderLayer || !styleConfig?.property) return;
const layerType: string = selectedRenderLayer?.get("type");
const source = selectedRenderLayer.getSource();
@@ -257,26 +354,14 @@ const StyleEditorPanel: React.FC = () => {
(styleConfig.maxSize - styleConfig.minSize) * ratio
);
});
// 创建图例配置对象
const legendConfig: LegendStyleConfig = {
layerName: selectedRenderLayer.get("name"),
layerId: selectedRenderLayer.get("value"),
property: selectedProperty.name,
colors: colors,
type: layerType,
dimensions: dimensions,
breaks: breaks,
};
// 更新图例配置
setLegendStyleConfig(legendConfig);
// 动态生成颜色条件表达式
const generateColorConditions = (): any[] => {
const generateColorConditions = (property: string): any[] => {
const conditions: any[] = ["case"];
for (let i = 0; i < breaks.length; i++) {
// 添加条件:属性值 <= 当前断点
conditions.push(["<=", ["get", styleConfig.property], breaks[i]]);
conditions.push(["<=", ["get", property], breaks[i]]);
// 添加对应的颜色值
const colorObj = parseColor(colors[i]);
const color = `rgba(${colorObj.r}, ${colorObj.g}, ${colorObj.b}, ${styleConfig.opacity})`;
@@ -289,14 +374,12 @@ const StyleEditorPanel: React.FC = () => {
return conditions;
};
// 动态生成尺寸条件表达式
const generateDimensionConditions = (): any[] => {
const generateDimensionConditions = (property: string): any[] => {
const conditions: any[] = ["case"];
for (let i = 0; i < breaks.length; i++) {
conditions.push(["<=", ["get", styleConfig.property], breaks[i]]);
conditions.push(["<=", ["get", property], breaks[i]]);
conditions.push(dimensions[i]);
}
conditions.push(dimensions[dimensions.length - 1]);
return conditions;
};
@@ -305,25 +388,29 @@ const StyleEditorPanel: React.FC = () => {
// 根据图层类型设置不同的样式属性
if (layerType === "linestring") {
dynamicStyle["stroke-color"] = generateColorConditions();
dynamicStyle["stroke-width"] = generateDimensionConditions();
dynamicStyle["stroke-color"] = generateColorConditions(
styleConfig.property
);
dynamicStyle["stroke-width"] = generateDimensionConditions(
styleConfig.property
);
} else if (layerType === "point") {
dynamicStyle["circle-fill-color"] = generateColorConditions();
dynamicStyle["circle-radius"] = generateDimensionConditions();
dynamicStyle["circle-stroke-color"] = generateColorConditions();
dynamicStyle["circle-fill-color"] = generateColorConditions(
styleConfig.property
);
dynamicStyle["circle-radius"] = generateDimensionConditions(
styleConfig.property
);
dynamicStyle["circle-stroke-color"] = generateColorConditions(
styleConfig.property
);
dynamicStyle["circle-stroke-width"] = 2;
} else {
// 面要素
dynamicStyle["fill-color"] = generateColorConditions();
dynamicStyle["stroke-color"] = generateColorConditions();
dynamicStyle["stroke-width"] = generateDimensionConditions();
}
selectedRenderLayer.setStyle(dynamicStyle);
// console.log(map?.getAllLayers());
// 创建图例配置对象
const finalLegendConfig: LegendStyleConfig = {
const legendConfig: LegendStyleConfig = {
layerName: selectedRenderLayer.get("name"),
layerId: selectedRenderLayer.get("value"),
property: selectedProperty.name,
@@ -332,28 +419,29 @@ const StyleEditorPanel: React.FC = () => {
dimensions: dimensions,
breaks: breaks,
};
// 更新图例配置
setLegendStyleConfig(finalLegendConfig);
// 自动保存样式状态,直接传入图例配置
setTimeout(() => {
saveLayerStyle(finalLegendConfig);
saveLayerStyle(selectedRenderLayer.get("value"), legendConfig);
}, 100);
};
// 重置样式
const resetStyle = useCallback(() => {
if (!selectedRenderLayer) return;
// 重置 WebGL 图层样式
const defaultFlatStyle: FlatStyleLike = {
"stroke-width": 2,
"stroke-color": `rgba(51, 153, 204, 0.9)`,
"fill-color": `rgba(51, 153, 204, 0.5)`,
"circle-radius": 7,
"circle-stroke-width": 2,
"circle-stroke-color": `rgba(51, 153, 204, 0.9)`,
"circle-fill-color": `rgba(51, 153, 204, 0.5)`,
"stroke-width": 3,
"stroke-color": "rgba(51, 153, 204, 0.9)",
"circle-fill-color": "rgba(255,255,255,0.4)",
"circle-stroke-color": "rgba(255,255,255,0.9)",
"circle-radius": [
"interpolate",
["linear"],
["zoom"],
12,
1, // 在缩放级别 12 时,圆形半径为 1px
24,
12, // 在缩放级别 24 时,圆形半径为 12px
],
};
selectedRenderLayer.setStyle(defaultFlatStyle);
@@ -366,85 +454,190 @@ const StyleEditorPanel: React.FC = () => {
// 重置样式应用状态
if (layerId === "junctions") {
setApplyJunctionStyle(false);
if (setShowJunctionText) setShowJunctionText(false);
if (setJunctionText) setJunctionText("");
} else if (layerId === "pipes") {
setApplyPipeStyle(false);
if (setShowPipeText) setShowPipeText(false);
if (setPipeText) setPipeText("");
}
}
}, [selectedRenderLayer]);
// 更新当前 VectorTileSource 中的所有缓冲要素属性
const updateVectorTileSource = (property: string, data: any[]) => {
if (!map) return;
const vectorTileSources = map
.getAllLayers()
.filter((layer) => layer instanceof WebGLVectorTileLayer)
.map((layer) => layer.getSource() as VectorTileSource)
.filter((source) => source);
if (!vectorTileSources.length) return;
// 创建 id 到 value 的映射
const dataMap = new Map<string, number>();
data.forEach((d: any) => {
dataMap.set(d.ID, d.value || 0);
});
// 直接遍历所有瓦片和要素,无需分批处理
vectorTileSources.forEach((vectorTileSource) => {
const sourceTiles = vectorTileSource.sourceTiles_;
Object.values(sourceTiles).forEach((vectorTile) => {
const renderFeatures = vectorTile.getFeatures();
if (!renderFeatures || renderFeatures.length === 0) return;
// 直接更新要素属性
renderFeatures.forEach((renderFeature) => {
const featureId = renderFeature.get("id");
const value = dataMap.get(featureId);
if (value !== undefined) {
(renderFeature as any).properties_[property] = value;
}
});
});
});
};
// 新增事件,监听 VectorTileSource 的 tileloadend 事件,为新增瓦片数据动态更新要素属性
const [tileLoadListeners, setTileLoadListeners] = useState<
Map<VectorTileSource, (event: any) => void>
>(new Map());
const attachVectorTileSourceLoadedEvent = (
layerId: string,
property: string,
data: any[]
) => {
if (!map) return;
const vectorTileSource = map
.getAllLayers()
.filter((layer) => layer.get("value") === layerId)
.map((layer) => layer.getSource() as VectorTileSource)
.filter((source) => source)[0];
if (!vectorTileSource) return;
// 创建 id 到 value 的映射
const dataMap = new Map<string, number>();
data.forEach((d: any) => {
dataMap.set(d.ID, d.value || 0);
});
// 新增监听器并保存
const newListeners = new Map<VectorTileSource, (event: any) => void>();
const listener = (event: any) => {
try {
if (event.tile instanceof VectorTile) {
const renderFeatures = event.tile.getFeatures();
if (!renderFeatures || renderFeatures.length === 0) return;
// 直接更新要素属性
renderFeatures.forEach((renderFeature: any) => {
const featureId = renderFeature.get("id");
const value = dataMap.get(featureId);
if (value !== undefined) {
(renderFeature as any).properties_[property] = value;
}
});
}
} catch (error) {
console.error("Error processing tile load event:", error);
}
};
vectorTileSource.on("tileloadend", listener);
newListeners.set(vectorTileSource, listener);
setTileLoadListeners(newListeners);
};
// 新增函数:取消对应 layerId 已添加的 on 事件
const removeVectorTileSourceLoadedEvent = (layerId: string) => {
if (!map) return;
const vectorTileSource = map
.getAllLayers()
.filter((layer) => layer.get("value") === layerId)
.map((layer) => layer.getSource() as VectorTileSource)
.filter((source) => source)[0];
if (!vectorTileSource) return;
const listener = tileLoadListeners.get(vectorTileSource);
if (listener) {
vectorTileSource.un("tileloadend", listener);
setTileLoadListeners((prev) => {
const newMap = new Map(prev);
newMap.delete(vectorTileSource);
return newMap;
});
}
};
// 监听数据变化,重新应用样式。由样式应用按钮触发,或由数据变化触发
useEffect(() => {
if (applyJunctionStyle && junctionData.length > 0) {
// 应用节点样式
// 判断此次触发是否由用户点击“应用”按钮引起
const isUserTrigger =
styleUpdateTrigger !== prevStyleUpdateTriggerRef.current;
// 更新 prevStyleUpdateTriggerRef
prevStyleUpdateTriggerRef.current = styleUpdateTrigger;
const updateJunctionStyle = () => {
if (!currentJunctionCalData) return;
const junctionStyleConfigState = layerStyleStates.find(
(s) => s.layerId === "junctions"
);
if (!junctionStyleConfigState) return;
const segments = junctionStyleConfigState?.styleConfig.segments;
const breaks = calculateClassification(
junctionData,
segments,
styleConfig.classificationMethod
applyClassificationStyle(
"junctions",
junctionStyleConfigState?.styleConfig
);
applyStyle(junctionStyleConfigState.layerId, breaks);
}
if (applyPipeStyle && pipeData.length > 0) {
// 应用管道样式
// 更新现有的 VectorTileSource
updateVectorTileSource(junctionText, currentJunctionCalData);
// 移除旧的监听器,并添加新的监听器
removeVectorTileSourceLoadedEvent("junctions");
attachVectorTileSourceLoadedEvent(
"junctions",
junctionText,
currentJunctionCalData
);
};
const updatePipeStyle = () => {
if (!currentPipeCalData) return;
const pipeStyleConfigState = layerStyleStates.find(
(s) => s.layerId === "pipes"
);
if (!pipeStyleConfigState) return;
const segments = pipeStyleConfigState?.styleConfig.segments;
const breaks = calculateClassification(
pipeData,
segments,
styleConfig.classificationMethod
);
applyStyle(pipeStyleConfigState.layerId, breaks);
}
}, [junctionData, pipeData, applyJunctionStyle, applyPipeStyle]);
// 样式状态管理功能
// 保存当前图层的样式状态
const saveLayerStyle = useCallback(
(overrideLegendConfig?: LegendStyleConfig) => {
if (!selectedRenderLayer || !styleConfig.property) {
console.warn("无法保存样式:缺少必要的图层或样式配置");
return;
applyClassificationStyle("pipes", pipeStyleConfigState?.styleConfig);
// 更新现有的 VectorTileSource
updateVectorTileSource(pipeText, currentPipeCalData);
// 移除旧的监听器,并添加新的监听器
removeVectorTileSourceLoadedEvent("pipes");
attachVectorTileSourceLoadedEvent("pipes", pipeText, currentPipeCalData);
};
if (isUserTrigger) {
if (selectedRenderLayer?.get("value") === "junctions") {
updateJunctionStyle();
} else if (selectedRenderLayer?.get("value") === "pipes") {
updatePipeStyle();
}
return;
}
if (
applyJunctionStyle &&
currentJunctionCalData &&
currentJunctionCalData.length > 0
) {
updateJunctionStyle();
}
if (applyPipeStyle && currentPipeCalData && currentPipeCalData.length > 0) {
updatePipeStyle();
}
if (!applyJunctionStyle) {
removeVectorTileSourceLoadedEvent("junctions");
}
if (!applyPipeStyle) {
removeVectorTileSourceLoadedEvent("pipes");
}
}, [
styleUpdateTrigger,
applyJunctionStyle,
applyPipeStyle,
currentJunctionCalData,
currentPipeCalData,
]);
const layerId = selectedRenderLayer.get("value");
const layerName = selectedRenderLayer.get("name") || `图层${layerId}`;
// 使用传入的图例配置,或者使用当前状态的图例配置
const finalLegendConfig = overrideLegendConfig || legendStyleConfig;
const newStyleState: LayerStyleState = {
layerId,
layerName,
styleConfig: { ...styleConfig },
legendConfig: { ...finalLegendConfig },
isActive: true,
};
setLayerStyleStates((prev) => {
// 检查是否已存在该图层的样式状态
const existingIndex = prev.findIndex(
(state) => state.layerId === layerId
);
if (existingIndex !== -1) {
// 更新已存在的状态
const updated = [...prev];
updated[existingIndex] = newStyleState;
return updated;
} else {
// 添加新的状态
return [...prev, newStyleState];
}
});
},
[selectedRenderLayer, styleConfig, legendStyleConfig]
);
// 获取地图中的矢量图层
// 获取地图中的矢量图层,用于选择图层选项
useEffect(() => {
if (!map) return;
@@ -461,18 +654,16 @@ const StyleEditorPanel: React.FC = () => {
updateVisibleLayers();
}, [map]);
// 获取选中图层的属性
// 获取选中图层的属性,并检查是否有已缓存的样式状态
useEffect(() => {
// 如果没有矢量图层或没有选中图层,清空属性列表
if (!renderLayers || renderLayers.length === 0) {
setAvailableProperties([]);
// console.log("没有可用的矢量图层");
return;
}
// 如果没有选中图层,清空属性列表
if (!selectedRenderLayer) {
setAvailableProperties([]);
// console.log("没有选中的图层");
return;
}
@@ -491,11 +682,8 @@ const StyleEditorPanel: React.FC = () => {
const cachedStyleState = layerStyleStates.find(
(state) => state.layerId === layerId
);
if (cachedStyleState) {
setStyleConfig(cachedStyleState.styleConfig);
setLegendStyleConfig(cachedStyleState.legendConfig);
// console.log(`已自动恢复图层 ${cachedStyleState.layerName} 的样式状态`);
}
}, [renderLayers, selectedRenderLayer, map, renderLayers, layerStyleStates]);
// 同步属性状态
@@ -643,8 +831,8 @@ const StyleEditorPanel: React.FC = () => {
minSize: value as number,
}))
}
min={5}
max={15}
min={2}
max={8}
step={1}
size="small"
/>
@@ -661,8 +849,8 @@ const StyleEditorPanel: React.FC = () => {
maxSize: value as number,
}))
}
min={20}
max={30}
min={10}
max={16}
step={1}
size="small"
/>
@@ -966,7 +1154,7 @@ const StyleEditorPanel: React.FC = () => {
variant="contained"
color="primary"
onClick={() => {
setStyleState(selectedRenderLayer);
setStyleState();
}}
disabled={!selectedRenderLayer || !styleConfig.property}
startIcon={<ApplyIcon />}
@@ -989,7 +1177,7 @@ const StyleEditorPanel: React.FC = () => {
</div>
{/* 显示多图层图例 */}
{getActiveLegendConfigs().length > 0 && (
<div className=" absolute bottom-40 right-4 shadow-lg flex flex-row items-end max-w-screen-lg overflow-x-auto z-10">
<div className=" absolute bottom-40 right-4 drop-shadow-xl flex flex-row items-end max-w-screen-lg overflow-x-auto z-10">
<div className="flex flex-row gap-3">
{getActiveLegendConfigs().map((config, index) => (
<StyleLegend key={`${config.layerId}-${index}`} {...config} />