C#开发BIMFACE系列28 服务端API之获取模型数据13:获取三维视点或二维视图列表

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本篇主要介绍如何获取一个模型中包含的三维视点或二维视图列表。

请求地址:GET https://api.bimface.com/data/v2/files/{fileId}/views

说明:获取单模型中包含的三维视点或二维视图列表。

参数:

C#开发BIMFACE系列28 服务端API之获取模型数据13:获取三维视点或二维视图列表_第1张图片

请求 path(示例):https://api.bimface.com/data/v2/files/1211223382064960/views

请求 header(示例):"Authorization: Bearer dc671840-bacc-4dc5-a134-97c1918d664b"

HTTP响应示例(200):

{
  "code" : "success",
  "data" : [ {
    "cropBox" : [ -12147.804809235151, -19279.554054815613, -30480.0, 22637.545576143948, 6805.089759789783, 30480.0 ],
    "elevation" : 0.0,
    "id" : "312",
    "levelId" : "312",
    "name" : "Level 1",
    "outline" : [ -146.52900292249365, -215.01048476685295, 240.3331231070219, 110.78415780710446 ],
    "preview" : {
      "height" : 0,
      "path" : "path",
      "width" : 0
    },
    "thumbnails" : [ "m.bimface.com/9b711803a43b92d871cde346b63e5019/resource/thumbnails/312/312.96x96.png" ],
    "viewPoint" : {
      "origin" : [ 0.0 ],
      "rightDirection" : [ 0.0 ],
      "scale" : 0,
      "upDirection" : [ 0.0 ],
      "viewDirection" : [ 0.0 ]
    },
    "viewType" : "FloorPlain"
  } ],
  "message" : ""
}

该返回结果的结构比较复杂,封装成如下的C#类

/// 
///  获取三维视点或二维视图列表的返回结果类
/// 
[Serializable]
public class SingleModelViews : GeneralResponse>
{

}

引用的 ViewInfo 类

    /// 
    /// 三维视点或二维视图
    /// 
    [Serializable]
    public class ViewInfo
    {
        /// 
        /// 样例:[ -12147.804809235151, -19279.554054815613, -30480.0, 22637.545576143948, 6805.089759789783, 30480.0 ]
        /// 
        [JsonProperty("cropBox")]
        public double?[] CropBox { get; set; }

        /// 
        /// 样例:0.0
        /// 
        [JsonProperty("elevation")]
        public double? Elevation { get; set; }

        /// 
        /// 样例:"312"
        /// 
        [JsonProperty("id")]
        public string Id { get; set; }

        /// 
        /// 样例:"312"
        /// 
        [JsonProperty("levelId")]
        public string LevelId { get; set; }

        /// 
        /// 样例:[ -146.52900292249365, -215.01048476685295, 240.3331231070219, 110.78415780710446 ]
        /// 
        [JsonProperty("outline")]
        public double?[] Outline { get; set; }

        [JsonProperty("preview")]
        public Preview Preview { get; set; }

        /// 
        /// 缩略图数组。样例:[ "m.bimface.com/9b711803a43b92d871cde346b63e5019/resource/thumbnails/312/312.96x96.png" ]
        /// 
        [JsonProperty("thumbnails")]
        public string[] Thumbnails { get; set; }

        [JsonProperty("viewPoint")]
        public ViewPoint ViewPoint { get; set; }

        [JsonProperty("viewType")]
        public string ViewType { get; set; }

        /// 返回表示当前对象的字符串。
        /// 表示当前对象的字符串。
        public override string ToString()
        {
            return string.Format("[cropBox={0}, elevation={1}, width={2}, Id={2}, levelId={3}, Outline={4}, preview={5}, thumbnails={6}, viewPoint={7}, viewType={8}]",
                                 CropBox.ToStringWith(","), Elevation, Id, LevelId, Outline.ToStringWith(","), Preview, Thumbnails.ToStringWith(","), ViewPoint, ViewType);
        }
    }

其中引用的 Preview 类

    [Serializable]
    public class Preview
    {
        /// 
        /// 样例:0
        /// 
        [JsonProperty("height")]
        public int? Height { get; set; }

        [JsonProperty("path")]
        public string Path { get; set; }

        /// 
        /// 样例:0
        /// 
        [JsonProperty("width")]
        public int? Width { get; set; }

        /// 返回表示当前对象的字符串。
        /// 表示当前对象的字符串。
        public override string ToString()
        {
            return string.Format("[height={0}, path={1}, width={2}]",
                                 Height, Path, Width);
        }
    }

ViewPoint 类

    [Serializable]
    public class ViewPoint
    {
        /// 
        ///  样例 : [ 0.0 ]
        /// 
        [JsonProperty("origin")]
        public double?[] Origin { get; set; }

        /// 
        ///  样例 : [ 0.0 ]
        /// 
        [JsonProperty("rightDirection")]
        public double?[] RightDirection { get; set; }

        /// 
        ///  样例 : [ 0.0 ]
        /// 
        [JsonProperty("scale")]
        public int? Scale { get; set; }

        /// 
        ///  样例 : [ 0.0 ]
        /// 
        [JsonProperty("upDirection")]
        public double?[] UpDirection { get; set; }

        /// 
        ///  样例 : [ 0.0 ]
        /// 
        [JsonProperty("viewDirection")]
        public double?[] ViewDirection { get; set; }

        /// 返回表示当前对象的字符串。
        /// 表示当前对象的字符串。
        public override string ToString()
        {
            return String.Format("[origin={0}, rightDirection={1}, scale={2}, upDirection={3}, viewDirection={4}]",
                                 Origin.ToStringWith(","), RightDirection.ToStringWith(","), Scale, UpDirection.ToStringWith(","),
                                 ViewDirection.ToStringWith(","));
        }
    }

C#实现方法:

 1 /// 
 2 ///  获取三维视点或二维视图列表
 3 /// 
 4 /// 【必填】令牌
 5 /// 【必填】代表该单模型的文件ID
 6 /// 
 7 public virtual SingleModelViews GetSingleModelViews(string accessToken, long fileId)
 8 {
 9     // GET https://api.bimface.com/data/v2/files/{fileId}/views
10     string url = string.Format(BimfaceConstants.API_HOST + "/data/v2/files/{0}/views", fileId);
11 
12     BimFaceHttpHeaders headers = new BimFaceHttpHeaders();
13     headers.AddOAuth2Header(accessToken);
14 
15     try
16     {
17         SingleModelViews response;
18 
19         HttpManager httpManager = new HttpManager(headers);
20         HttpResult httpResult = httpManager.Get(url);
21         if (httpResult.Status == HttpResult.STATUS_SUCCESS)
22         {
23             response = httpResult.Text.DeserializeJsonToObject();
24         }
25         else
26         {
27             response = new SingleModelViews
28             {
29                 Message = httpResult.RefText
30             };
31         }
32 
33         return response;
34     }
35     catch (Exception ex)
36     {
37         throw new Exception("[获取楼层对应面积分区列表]发生异常!", ex);
38     }
39 }

其中调用到的 httpManager.Get() 方法,请参考《C# HTTP系列》

测试

在BIMFACE的控制台中可以看到我们上传的文件列表,模型状态均为转换成功。

C#开发BIMFACE系列28 服务端API之获取模型数据13:获取三维视点或二维视图列表_第2张图片

使用“bimface_2018_mdv_room.rvt”为例测试上述方法。

C#开发BIMFACE系列28 服务端API之获取模型数据13:获取三维视点或二维视图列表_第3张图片

 完整的视图列表为

success

[fileId=, 
 portAndViews=, 
 viewInfo=[cropBox=-30479.998046875,-30479.998046875,-304800,30479.998046875,30479.998046875,-30.4799995422363, 
           elevation=0, 
           width=382617, 
           Id=382617, 
           levelId=, 
           Outline=2.49999989974552,-0.999999959964061,842.499966258321,592.999976250742, 
           preview=[height=724, 
                    path=m.bimface.com/6bd2057ac6d8072ad03758b0b34e205d/resource/thumbnails/382617/382617.png, 
                    width=1024
                   ], 
           thumbnails=m.bimface.com/6bd2057ac6d8072ad03758b0b34e205d/resource/thumbnails/382617/382617.96x96.png, 
           viewPoint=[origin=0,0,0, 
                      rightDirection=1,0,0, 
                      scale=1, 
                      upDirection=0,1,0, 
                      viewDirection=0,0,1
                     ], 
           viewType=DrawingSheet
          ]
]

[fileId=, portAndViews=, viewInfo=[cropBox=-30479.998046875,-30479.998046875,-304800,30479.998046875,30479.998046875,-30.4799995422363, elevation=0, width=503701, Id=503701, levelId=, Outline=2.49999989974552,-0.999999959964061,842.499966258321,592.999976250742, preview=[height=724, path=m.bimface.com/6bd2057ac6d8072ad03758b0b34e205d/resource/thumbnails/503701/503701.png, width=1024], thumbnails=m.bimface.com/6bd2057ac6d8072ad03758b0b34e205d/resource/thumbnails/503701/503701.96x96.png, viewPoint=[origin=0,0,0, rightDirection=1,0,0, scale=1, upDirection=0,1,0, viewDirection=0,0,1], viewType=DrawingSheet]]

[fileId
=, portAndViews=, viewInfo=[cropBox=-30479.998046875,-30479.998046875,-304800,30479.998046875,30479.998046875,-30.4799995422363, elevation=0, width=958184, Id=958184, levelId=, Outline=2.49999989974552,-0.999999959964061,842.499966258321,592.999976250742, preview=[height=724, path=m.bimface.com/6bd2057ac6d8072ad03758b0b34e205d/resource/thumbnails/958184/958184.png, width=1024], thumbnails=m.bimface.com/6bd2057ac6d8072ad03758b0b34e205d/resource/thumbnails/958184/958184.96x96.png, viewPoint=[origin=0,0,0, rightDirection=1,0,0, scale=1, upDirection=0,1,0, viewDirection=0,0,1], viewType=DrawingSheet]]
[fileId
=, portAndViews=, viewInfo=[cropBox=-30479.998046875,-30479.998046875,-304800,30479.998046875,30479.998046875,-30.4799995422363, elevation=0, width=958251, Id=958251, levelId=, Outline=2.49999989974552,-0.999999959964061,842.499966258321,592.999976250742, preview=[height=724, path=m.bimface.com/6bd2057ac6d8072ad03758b0b34e205d/resource/thumbnails/958251/958251.png, width=1024], thumbnails=m.bimface.com/6bd2057ac6d8072ad03758b0b34e205d/resource/thumbnails/958251/958251.96x96.png, viewPoint=[origin=0,0,0, rightDirection=1,0,0, scale=1, upDirection=0,1,0, viewDirection=0,0,1], viewType=DrawingSheet]]
[fileId
=, portAndViews=, viewInfo=[cropBox=-30479.998046875,-30479.998046875,-304800,30479.998046875,30479.998046875,-30.4799995422363, elevation=0, width=959135, Id=959135, levelId=, Outline=2.49999989974552,-0.999999959964061,842.499966258321,592.999976250742, preview=[height=724, path=m.bimface.com/6bd2057ac6d8072ad03758b0b34e205d/resource/thumbnails/959135/959135.png, width=1024], thumbnails=m.bimface.com/6bd2057ac6d8072ad03758b0b34e205d/resource/thumbnails/959135/959135.96x96.png, viewPoint=[origin=0,0,0, rightDirection=1,0,0, scale=1, upDirection=0,1,0, viewDirection=0,0,1], viewType=DrawingSheet]]
[fileId
=, portAndViews=, viewInfo=[cropBox=-30479.998046875,-30479.998046875,-304800,30479.998046875,30479.998046875,-30.4799995422363, elevation=0, width=959510, Id=959510, levelId=, Outline=2.49999989974552,-73.1185993073838,842.499966258321,592.999976250742, preview=[height=812, path=m.bimface.com/6bd2057ac6d8072ad03758b0b34e205d/resource/thumbnails/959510/959510.png, width=1024], thumbnails=m.bimface.com/6bd2057ac6d8072ad03758b0b34e205d/resource/thumbnails/959510/959510.96x96.png, viewPoint=[origin=0,0,0, rightDirection=1,0,0, scale=1, upDirection=0,1,0, viewDirection=0,0,1], viewType=DrawingSheet]]
[fileId
=, portAndViews=, viewInfo=[cropBox=-30479.998046875,-30479.998046875,-304800,30479.998046875,30479.998046875,-30.4799995422363, elevation=0, width=1080884, Id=1080884, levelId=, Outline=2.49999989974552,-0.999999959964061,842.499966258321,592.999976250742, preview=[height=724, path=m.bimface.com/6bd2057ac6d8072ad03758b0b34e205d/resource/thumbnails/1080884/1080884.png, width=1024], thumbnails=m.bimface.com/6bd2057ac6d8072ad03758b0b34e205d/resource/thumbnails/1080884/1080884.96x96.png, viewPoint=[origin=0,0,0, rightDirection=1,0,0, scale=1, upDirection=0,1,0, viewDirection=0,0,1], viewType=DrawingSheet]]
[fileId
=, portAndViews=, viewInfo=[cropBox=-30479.998046875,-30479.998046875,-304800,30479.998046875,30479.998046875,-30.4799995422363, elevation=0, width=1081048, Id=1081048, levelId=, Outline=2.49999989974552,-0.999999959964061,842.499966258321,592.999976250742, preview=[height=724, path=m.bimface.com/6bd2057ac6d8072ad03758b0b34e205d/resource/thumbnails/1081048/1081048.png, width=1024], thumbnails=m.bimface.com/6bd2057ac6d8072ad03758b0b34e205d/resource/thumbnails/1081048/1081048.96x96.png, viewPoint=[origin=0,0,0, rightDirection=1,0,0, scale=1, upDirection=0,1,0, viewDirection=0,0,1], viewType=DrawingSheet]]
[fileId
=, portAndViews=, viewInfo=[cropBox=-30479.998046875,-30479.998046875,-304800,30479.998046875,30479.998046875,-30.4799995422363, elevation=0, width=1081066, Id=1081066, levelId=, Outline=2.49999989974552,-0.999999959964061,842.499966258321,592.999976250742, preview=[height=724, path=m.bimface.com/6bd2057ac6d8072ad03758b0b34e205d/resource/thumbnails/1081066/1081066.png, width=1024], thumbnails=m.bimface.com/6bd2057ac6d8072ad03758b0b34e205d/resource/thumbnails/1081066/1081066.96x96.png, viewPoint=[origin=0,0,0, rightDirection=1,0,0, scale=1, upDirection=0,1,0, viewDirection=0,0,1], viewType=DrawingSheet]]

测试代码如下:

// 获取三维视点或二维视图列表
protected void btnGetSingleModelViews_Click(object sender, EventArgs e)
{
    long fileId = txtFileID.Text.Trim().ToLong();
    FileConvertApi api = new FileConvertApi();
    SingleModelViews response = api.GetSingleModelViews(txtAccessToken.Text, fileId);

    txtResult.Text = response.Code.ToString2()
                   + Environment.NewLine
                   + response.Message.ToString2()
                   + Environment.NewLine
                   + response.Data.ToStringLine();
}

 

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