完成tiledmap基本读取

cpp/tiledmap.cc

@@ -30,7 +30,34 @@ bool TiledLayer::HasProperty(const std::string& prop_name)
 bool TiledMap::LoadTmxFile(const std::string& filename)
 {
     a8::XObject xobj;
-    xobj.ReadFromXmlFile(filename);
+    if (!xobj.ReadFromXmlFile(filename)) {
+        return false;
+    }
+    tile_count = xobj.At("child_node.tileset")->At(0)->At("attrs.tilecount")->AsXValue();
+    for (int i = 0; i < xobj.At("child_node.layer")->Size(); ++i) {
+        std::shared_ptr<a8::XObject> layer_node = xobj.At("child_node.layer")->At(i);
+
+        TiledLayer layer;
+        {
+            for (int ii = 0; ii < layer_node->At("attr_names")->Size(); ++ii) {
+                std::string attr_name  = layer_node->At("attr_names")->At(ii)->AsXValue();
+                layer.prop_hash[attr_name] = layer_node->At("attrs." + attr_name)->AsXValue();
+            }
+            std::shared_ptr<a8::XObject> prop_nodes = layer_node->At("child_node.properties")->At(0)->At("child_node.property");
+            for (int j = 0; j < prop_nodes->Size(); ++j) {
+                std::shared_ptr<a8::XObject> prop_node = prop_nodes->At(j);
+                layer.prop_hash[prop_node->At("attrs.name")->AsXValue()] = prop_node->At("attrs.value")->AsXValue();
+            }
+        }
+
+        std::string layer_name = layer_node->At("attrs.name")->AsXValue();
+        auto itr = layer_hash.find(layer_name);
+        if (itr != layer_hash.end()) {
+            itr->second.push_back(layer);
+        } else {
+            layer_hash[layer_name]  = std::list<TiledLayer>({layer});
+        }
+    }
     return true;
 }
 
@@ -39,3 +66,26 @@ std::list<TiledObject>* TiledMap::GetObjectGroup(const std::string& object_class
     auto itr = object_group_hash.find(object_class_name);
     return itr != object_group_hash.end() ? &itr->second : nullptr;
 }
+
+void TiledMap::Dump()
+{
+    a8::XPrintf("tile_count:%d\n", {tile_count});
+    a8::XPrintf("layer_hash.size:%d\n", {layer_hash.size()});
+    for (auto& pair : layer_hash) {
+        a8::XPrintf("  layer_type:%s\n", {pair.first});
+        for (auto& layer : pair.second) {
+            for (auto& pair2 : layer.prop_hash) {
+                a8::XPrintf("  %s:%s\n", {pair2.first, pair2.second});
+            }
+        }
+    }
+    a8::XPrintf("object_group_hash.size:%d\n", {object_group_hash.size()});
+    for (auto& pair : object_group_hash) {
+        a8::XPrintf("  layer_type:%s\n", {pair.first});
+        for (auto& layer : pair.second) {
+            for (auto& pair2 : layer.prop_hash) {
+                a8::XPrintf("  %s:%s\n", {pair2.first, pair2.second});
+            }
+        }
+    }
+}

cpp/tiledmap.h

@@ -6,7 +6,7 @@ class TiledObject
     a8::XValue GetProperty(const std::string& prop_name);
     bool HasProperty(const std::string& prop_name);
 
- private:
+ public:
     std::map<std::string, a8::XValue> prop_hash;
 };
 
@@ -17,7 +17,7 @@ class TiledLayer
     a8::XValue GetProperty(const std::string& prop_name);
     bool HasProperty(const std::string& prop_name);
 
- private:
+ public:
     std::map<std::string, a8::XValue> prop_hash;
 };
 
@@ -26,13 +26,15 @@ class TiledMap
  public:
     TiledLayer* ground_layer = nullptr;
     std::list<TiledLayer> speed_layers;
-    int map_size = 0; //瓦片地图的尺寸。（以瓦片数量为单位）
+    int tile_count = 0; //瓦片地图的尺寸。（以瓦片数量为单位）
     int tile_size = 0; //瓦片的尺寸。（以像素点为单位）
 
     bool LoadTmxFile(const std::string& filename);
     std::list<TiledObject>* GetObjectGroup(const std::string& object_class_name);
+    void Dump();
 
  private:
+    std::map<std::string, std::list<TiledLayer>> layer_hash;
     std::map<std::string, std::list<TiledObject>> object_group_hash;
 
 };