public bool Open()
{
if (m_fileStream == null)
{
BasePath = Properties.Settings.Default.PrefDownloadDir;
if (String.IsNullOrWhiteSpace(BasePath))
{
BasePath = ReceiveFilesManager.GetDefaultDownloadDirectory();
}
TempFilePath = BasePath + Path.DirectorySeparatorChar + FileName + ".part";
for (int i = 1; File.Exists(TempFilePath); i++)
{
TempFilePath = BasePath + Path.DirectorySeparatorChar + FileName + i.ToString() + ".part";
}
try
{
Directory.CreateDirectory(BasePath);
m_fileStream = new FileStream(TempFilePath, FileMode.CreateNew, FileAccess.Write, FileShare.Read);
Log.d(TAG, "Created new file for receiving: " + TempFilePath);
return(true);
}
catch (Exception e)
{
Log.w(TAG, "Error opening file (creating directory or file) " + TempFilePath + " - " + e.Message);
return(false);
}
}
else
{
return(false);
}
}
public async Task SaveScreenCapAsync(String strPath = null, String strFileName = null)
{
if (CurrentScreenCap == null)
{
return;
}
String strFullPath;
if (strPath == null)
{
strPath = Properties.Settings.Default.PrefDownloadDir;
if (String.IsNullOrWhiteSpace(strPath))
{
strPath = ReceiveFilesManager.GetDefaultDownloadDirectory();
}
}
if (strFileName == null)
{
String strName = "wireboard-" + DateTime.Now.Year + "-" + DateTime.Now.Month + "-" + DateTime.Now.Day + "-"
+ DateTime.Now.Hour + "h" + DateTime.Now.Minute + "m";
strFullPath = strPath + Path.DirectorySeparatorChar + strName + ".png";
for (int i = 2; File.Exists(strFullPath); i++)
{
strFullPath = strPath + Path.DirectorySeparatorChar + strName + "-" + i + ".png";
}
}
else
{
strFullPath = strPath + Path.DirectorySeparatorChar + strFileName;
}
try
{
await Task.Run(() =>
{
BitmapEncoder encoder = new PngBitmapEncoder();
encoder.Frames.Add(BitmapFrame.Create(CurrentScreenCap));
using (var fileStream = new FileStream(strFullPath, FileMode.Create))
{
encoder.Save(fileStream);
}
});
Log.i(TAG, "Saved screen capture as " + strFullPath, true);
}
catch (Exception e)
{
Log.e(TAG, "Failed to save screen capture. Error: " + e.Message, true);
}
}
public async Task SaveScreenCapAsync(String strPath = null, String strFileName = null)
{
WriteableBitmap writeableBitmap;
lock (m_decoderLock)
{
if (m_lastDecodedFrame == null || State != EState.ACTIVE)
{
return;
}
TransformParameters transformParameters = new TransformParameters(RectangleF.Empty,
new System.Drawing.Size(m_lastDecodedFrame.Parameters.Width, m_lastDecodedFrame.Parameters.Height),
ScalingPolicy.RespectAspectRatio, PixelFormat.Bgra32, ScalingQuality.Bicubic);
writeableBitmap = new WriteableBitmap(
m_lastDecodedFrame.Parameters.Width,
m_lastDecodedFrame.Parameters.Height,
ScreenInfo.DpiX,
ScreenInfo.DpiY,
PixelFormats.Pbgra32,
null);
m_lastDecodedFrame.TransformTo(writeableBitmap.BackBuffer, writeableBitmap.BackBufferStride, transformParameters);
writeableBitmap.Freeze();
}
String strFullPath;
if (strPath == null)
{
strPath = Properties.Settings.Default.PrefDownloadDir;
if (String.IsNullOrWhiteSpace(strPath))
{
strPath = ReceiveFilesManager.GetDefaultDownloadDirectory();
}
}
if (strFileName == null)
{
String strName = "wireboard-" + DateTime.Now.Year + "-" + DateTime.Now.Month + "-" + DateTime.Now.Day + "-"
+ DateTime.Now.Hour + "h" + DateTime.Now.Minute + "m";
strFullPath = strPath + Path.DirectorySeparatorChar + strName + ".png";
for (int i = 2; File.Exists(strFullPath); i++)
{
strFullPath = strPath + Path.DirectorySeparatorChar + strName + "-" + i + ".png";
}
}
else
{
strFullPath = strPath + Path.DirectorySeparatorChar + strFileName;
}
try
{
await Task.Run(() =>
{
BitmapEncoder encoder = new PngBitmapEncoder();
encoder.Frames.Add(BitmapFrame.Create(writeableBitmap));
using (var fileStream = new FileStream(strFullPath, FileMode.Create))
{
encoder.Save(fileStream);
}
});
Log.i(TAG, "Saved screen capture as " + strFullPath, true);
}
catch (Exception e)
{
Log.e(TAG, "Failed to save screen capture. Error: " + e.Message, true);
}
}
