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* FileTest.cs: chore: 增加图片缩略图接口 

* AVFile.cs:
oneRain 2019-08-27 17:05:49 +08:00
parent 13b0789d2b
commit 65b54eb5d3
2 changed files with 15 additions and 1 deletions
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8
Storage/Storage.Test/FileTest.cs
View File

@ -27,5 +27,13 @@ namespace LeanCloudTests {
Assert.NotNull(file.ObjectId);
TestContext.Out.WriteLine($"file: {file.ObjectId}, {file.Url}");
}
[Test]
public async Task Thumbnail() {
AVFile file = await AVFile.GetFileWithObjectIdAsync("5d64ac55d5de2b006c1fe3d8");
Assert.NotNull(file);
TestContext.Out.WriteLine($"url: {file.Url}");
TestContext.Out.WriteLine($"thumbnail url: {file.GetThumbnailUrl(28, 28)}");
}
}
}

8
Storage/Storage/Public/AVFile.cs
View File

@ -243,6 +243,12 @@ namespace LeanCloud {
}
}
public string GetThumbnailUrl(int width, int height,
int quality = 100, bool scaleToFit = true, string format = "png") {
int mode = scaleToFit ? 2 : 1;
return $"{Url}?imageView/{mode}/w/{width}/h/{height}/q/{quality}/format/{format}";
}
internal static AVFileController FileController {
get {
return AVPlugins.Instance.FileController;
@ -587,7 +593,7 @@ namespace LeanCloud {
/// <remarks>获取之后并没有实际执行下载，只是加载了文件的元信息以及物理地址（Url）
/// </remarks>
public static Task<AVFile> GetFileWithObjectIdAsync(string objectId, CancellationToken cancellationToken) {
string currentSessionToken = AVUser.CurrentUser.SessionToken;
string currentSessionToken = AVUser.CurrentUser?.SessionToken;
return FileController.GetAsync(objectId, currentSessionToken, cancellationToken).OnSuccess(_ => {
var filestate = _.Result;
return new AVFile(filestate);