增加数据图的折叠和展开支持

Documentation~/en/api.md

@@ -80,7 +80,7 @@ slug: /api
 - [EmphasisStyle](#emphasisstyle)
 - [EndLabelStyle](#endlabelstyle)
 - [FormatterHelper](#formatterhelper)
-- [Graph](#graph)
+- [GraphData](#graphdata)
 - [GraphEdge](#graphedge)
 - [GraphNode](#graphnode)
 - [GridCoord](#gridcoord)
@@ -1410,7 +1410,7 @@ Configurations of emphasis state.
 |TrimAndReplaceLine()||public static string TrimAndReplaceLine(string content)|
 |TrimAndReplaceLine()||public static string TrimAndReplaceLine(StringBuilder sb)|
 
-## Graph
+## GraphData
 
 > class in XCharts.Runtime
 
@@ -1424,6 +1424,8 @@ the data struct of graph.
 |Clear()||public void Clear()|
 |DeepFirstTraverse()||public void DeepFirstTraverse(GraphNode startNode, System.Action<GraphNode> onTraverse)|
 |EachNode()||public void EachNode(System.Action<GraphNode> onEach)|
+|ExpandAllNodes()||public void ExpandAllNodes(bool flag, int level = -1)|
+|ExpandNode()||public void ExpandNode(string nodeId, bool flag)|
 |GetDepthNodes()||public List<List<GraphNode>> GetDepthNodes()|
 |GetEdge()||public GraphEdge GetEdge(string nodeId1, string nodeId2)|
 |GetMaxDepth()||public int GetMaxDepth()|
@@ -1433,7 +1435,7 @@ the data struct of graph.
 |GetNodeDepth()||public int GetNodeDepth(GraphNode node, int recursiveCount = 0)|
 |GetNodesTotalValue()||public static double GetNodesTotalValue(List<GraphNode> nodes)|
 |GetRootNodes()||public List<GraphNode> GetRootNodes()|
-|Graph()||public Graph(bool directed)|
+|GraphData()||public GraphData(bool directed)|
 |Refresh()||public void Refresh()|
 
 ## GraphEdge
@@ -1454,7 +1456,10 @@ The node of graph.
 
 |public method|since|description|
 |--|--|--|
+|Expand()||public void Expand(bool flag)|
 |GraphNode()||public GraphNode(string id, string name, int dataIndex)|
+|IsAllInEdgesCollapsed()||public bool IsAllInEdgesCollapsed()|
+|IsAnyInEdgesExpanded()||public bool IsAnyInEdgesExpanded()|
 |ToString()||public override string ToString()|
 
 ## GridCoord

Documentation~/zh/api.md

@@ -80,7 +80,7 @@ slug: /api
 - [EmphasisStyle](#emphasisstyle)
 - [EndLabelStyle](#endlabelstyle)
 - [FormatterHelper](#formatterhelper)
-- [Graph](#graph)
+- [GraphData](#graphdata)
 - [GraphEdge](#graphedge)
 - [GraphNode](#graphnode)
 - [GridCoord](#gridcoord)
@@ -1410,7 +1410,7 @@ DataZoom 组件 用于区域缩放，从而能自由关注细节的数据信息
 |TrimAndReplaceLine()||public static string TrimAndReplaceLine(string content)|
 |TrimAndReplaceLine()||public static string TrimAndReplaceLine(StringBuilder sb)|
 
-## Graph
+## GraphData
 
 > class in XCharts.Runtime
 
@@ -1424,6 +1424,8 @@ DataZoom 组件 用于区域缩放，从而能自由关注细节的数据信息
 |Clear()||public void Clear()|
 |DeepFirstTraverse()||public void DeepFirstTraverse(GraphNode startNode, System.Action<GraphNode> onTraverse)|
 |EachNode()||public void EachNode(System.Action<GraphNode> onEach)|
+|ExpandAllNodes()||public void ExpandAllNodes(bool flag, int level = -1)|
+|ExpandNode()||public void ExpandNode(string nodeId, bool flag)|
 |GetDepthNodes()||public List<List<GraphNode>> GetDepthNodes()|
 |GetEdge()||public GraphEdge GetEdge(string nodeId1, string nodeId2)|
 |GetMaxDepth()||public int GetMaxDepth()|
@@ -1433,7 +1435,7 @@ DataZoom 组件 用于区域缩放，从而能自由关注细节的数据信息
 |GetNodeDepth()||public int GetNodeDepth(GraphNode node, int recursiveCount = 0)|
 |GetNodesTotalValue()||public static double GetNodesTotalValue(List<GraphNode> nodes)|
 |GetRootNodes()||public List<GraphNode> GetRootNodes()|
-|Graph()||public Graph(bool directed)|
+|GraphData()||public GraphData(bool directed)|
 |Refresh()||public void Refresh()|
 
 ## GraphEdge
@@ -1454,7 +1456,10 @@ DataZoom 组件 用于区域缩放，从而能自由关注细节的数据信息
 
 |API|版本|描述|
 |--|--|--|
+|Expand()||public void Expand(bool flag)|
 |GraphNode()||public GraphNode(string id, string name, int dataIndex)|
+|IsAllInEdgesCollapsed()||public bool IsAllInEdgesCollapsed()|
+|IsAnyInEdgesExpanded()||public bool IsAnyInEdgesExpanded()|
 |ToString()||public override string ToString()|
 
 ## GridCoord

Runtime/Internal/Data/GraphData.cs

@@ -7,7 +7,7 @@ namespace XCharts.Runtime
     /// the data struct of graph.
     /// ||数据结构-图。
     /// </summary>
-    public class Graph
+    public class GraphData
     {
         public bool directed;
         public List<GraphNode> nodes = new List<GraphNode>();
@@ -16,7 +16,7 @@ namespace XCharts.Runtime
         public Dictionary<string, GraphNode> nodeMap = new Dictionary<string, GraphNode>();
         public Dictionary<string, GraphEdge> edgeMap = new Dictionary<string, GraphEdge>();
 
-        public Graph(bool directed)
+        public GraphData(bool directed)
         {
             this.directed = directed;
         }
@@ -108,7 +108,7 @@ namespace XCharts.Runtime
         // {
         //     if (recursiveCount > 50)
         //     {
-        //         XLog.Error("Graph.GetNodeDeep(): recursiveCount > 50, maybe graph is ring");
+        //         XLog.Error("GraphData.GetNodeDeep(): recursiveCount > 50, maybe graph is ring");
         //         return;
         //     }
         //     if (node.inDegree == 0)
@@ -129,7 +129,7 @@ namespace XCharts.Runtime
         {
             if (recursiveCount > 50)
             {
-                XLog.Error("Graph.GetNodeDeep(): recursiveCount > 50, maybe graph is ring");
+                XLog.Error("GraphData.GetNodeDeep(): recursiveCount > 50, maybe graph is ring");
                 return 0;
             }
             int depth = 0;
@@ -214,27 +214,27 @@ namespace XCharts.Runtime
             GraphNode node1, node2;
             if (!nodeMap.TryGetValue(nodeId1, out node1))
             {
-                XLog.Warning("Graph.AddEdge(): " + nodeId1 + " not exist");
+                XLog.Warning("GraphData.AddEdge(): " + nodeId1 + " not exist");
                 return null;
             }
             if (!nodeMap.TryGetValue(nodeId2, out node2))
             {
-                XLog.Warning("Graph.AddEdge(): " + nodeId2 + " not exist");
+                XLog.Warning("GraphData.AddEdge(): " + nodeId2 + " not exist");
                 return null;
             }
             if (node1 == null)
             {
-                XLog.Warning("Graph.AddEdge(): node1 is null");
+                XLog.Warning("GraphData.AddEdge(): node1 is null");
                 return null;
             }
             if (node2 == null)
             {
-                XLog.Warning("Graph.AddEdge(): node2 is null");
+                XLog.Warning("GraphData.AddEdge(): node2 is null");
                 return null;
             }
             if (node1 == node2)
             {
-                XLog.Warning("Graph.AddEdge(): node1 == node2");
+                XLog.Warning("GraphData.AddEdge(): node1 == node2");
                 return null;
             }
             string edgeKey = nodeId1 + "_" + nodeId2;
@@ -331,6 +331,26 @@ namespace XCharts.Runtime
                 }
             }
         }
+
+        public void ExpandNode(string nodeId, bool flag)
+        {
+            var node = GetNode(nodeId);
+            if (node != null)
+            {
+                node.Expand(flag);
+            }
+        }
+
+        public void ExpandAllNodes(bool flag, int level = -1)
+        {
+            foreach (var node in nodes)
+            {
+                if (level < 0 || node.level == level)
+                {
+                    node.Expand(flag);
+                }
+            }
+        }
     }
 
     /// <summary>
@@ -344,10 +364,12 @@ namespace XCharts.Runtime
         public List<GraphEdge> edges = new List<GraphEdge>();
         public List<GraphEdge> inEdges = new List<GraphEdge>();
         public List<GraphEdge> outEdges = new List<GraphEdge>();
-        public Graph hostGraph;
+        public GraphData hostGraph;
         public int dataIndex;
         public bool visited;
         public int depth = -1;
+        public bool expand = true;
+        public int level = 0;
 
         public GraphNode(string id, string name, int dataIndex)
         {
@@ -388,6 +410,36 @@ namespace XCharts.Runtime
         {
             return name;
         }
+
+        public bool IsAllInEdgesCollapsed()
+        {
+            if (inEdges.Count == 0) return false;
+            foreach (var edge in inEdges)
+            {
+                if (!edge.expand) return false;
+            }
+            return true;
+        }
+
+        public bool IsAnyInEdgesExpanded()
+        {
+            if (inEdges.Count == 0) return true;
+            foreach (var edge in inEdges)
+            {
+                if (edge.expand) return true;
+            }
+            return false;
+        }
+
+        public void Expand(bool flag)
+        {
+            if (expand == flag) return;
+            expand = flag;
+            foreach (var edge in outEdges)
+            {
+                edge.expand = flag;
+            }
+        }
     }
 
     /// <summary>
@@ -400,11 +452,12 @@ namespace XCharts.Runtime
         public GraphNode node1;
         public GraphNode node2;
         public double value;
-        public Graph hostGraph;
+        public GraphData hostGraph;
 
         public List<Vector3> points = new List<Vector3>();
         public float width;
         public bool highlight;
+        public bool expand = true;
 
         public GraphEdge(GraphNode node1, GraphNode node2, double value)
         {

Runtime/Internal/Data/GraphData.cs.meta

@@ -1,5 +1,5 @@
 fileFormatVersion: 2
-guid: 1d778205a63524227a09c7e5b0e8736f
+guid: 9d8951dd10b1247c9baf8515b3a22771
 MonoImporter:
   externalObjects: {}
   serializedVersion: 2

Runtime/Serie/SerieDataContext.cs

@@ -59,16 +59,13 @@ namespace XCharts.Runtime
         /// Whether the data item is highlighted.
         /// ||该数据项是否被高亮，一般由鼠标悬停或图例悬停触发高亮。
         /// </summary>
-        public bool highlight
+        public bool highlight;
-        {
-            get { return m_Highligth; }
-            set
-            {
-                m_Highligth = value;
-            }
-        }
-        private bool m_Highligth;
         public bool selected;
+        /// <summary>
+        /// the id of the node in the graph.
+        /// ||图中节点的id。
+        /// </summary> 
+        public string graphNodeId;
         public double inTotalValue;
         public double outTotalValue;