/// <summary>
/// Invoked from CefRenderHandler.OnPaint
/// Locking provided by OnPaint as this method is called in it's lock scope
/// </summary>
/// <param name="bitmapInfo">information about the bitmap to be rendered</param>
void IRenderWebBrowser.InvokeRenderAsync(BitmapInfo bitmapInfo)
{
var gdiBitmapInfo = (GdiBitmapInfo)bitmapInfo;
if (bitmapInfo.CreateNewBitmap)
{
if (bitmap != null)
{
bitmap.Dispose();
bitmap = null;
}
bitmap = gdiBitmapInfo.CreateBitmap();
}
var handler = NewScreenshot;
if (handler != null)
{
handler(this, EventArgs.Empty);
}
}
/// <summary>
/// Invoked from CefRenderHandler.OnPaint
/// Locking provided by OnPaint as this method is called in it's lock scope
/// </summary>
/// <param name="bitmapInfo">information about the bitmap to be rendered</param>
void IRenderWebBrowser.InvokeRenderAsync(BitmapInfo bitmapInfo)
{
InvokeRenderAsync(bitmapInfo);
}
void IRenderWebBrowser.InvokeRenderAsync(BitmapInfo bitmapInfo)
{
UiThreadRunAsync(delegate
{
lock (bitmapInfo.BitmapLock)
{
var wpfBitmapInfo = (WpfBitmapInfo)bitmapInfo;
// Inform parents that the browser rendering is updating
OnRendering(this, wpfBitmapInfo);
// Now update the WPF image
if (wpfBitmapInfo.CreateNewBitmap)
{
var img = bitmapInfo.IsPopup ? popupImage : image;
img.Source = null;
GC.Collect(1);
img.Source = wpfBitmapInfo.CreateBitmap();
}
wpfBitmapInfo.Invalidate();
}
},
DispatcherPriority.Render);
}
/// <summary>
/// Invoked from CefRenderHandler.OnPaint
/// A new <see cref="Bitmap" /> is only created when <see cref="BitmapInfo.CreateNewBitmap" />
/// is true, otherwise the new buffer is simply copied into the backBuffer of the existing
/// <see cref="Bitmap" /> for efficiency. Locking provided by OnPaint as this method is called
/// in it's lock scope.
/// </summary>
/// <param name="bitmapInfo">information about the bitmap to be rendered</param>
public virtual void InvokeRenderAsync(BitmapInfo bitmapInfo)
{
var gdiBitmapInfo = (GdiBitmapInfo)bitmapInfo;
if (bitmapInfo.CreateNewBitmap)
{
if (gdiBitmapInfo.IsPopup)
{
if (Popup != null)
{
Popup.Dispose();
Popup = null;
}
Popup = gdiBitmapInfo.CreateBitmap();
}
else
{
if (Bitmap != null)
{
Bitmap.Dispose();
Bitmap = null;
}
Bitmap = gdiBitmapInfo.CreateBitmap();
}
}
}
/// <summary>
/// Invoked from CefRenderHandler.OnPaint
/// A new <see cref="Bitmap" /> is only created when <see cref="BitmapInfo.CreateNewBitmap" />
/// is true, otherwise the new buffer is simply copied into the backBuffer of the existing
/// <see cref="Bitmap" /> for efficiency. Locking provided by OnPaint as this method is called
/// in it's lock scope.
/// </summary>
/// <param name="bitmapInfo">information about the bitmap to be rendered</param>
void IRenderWebBrowser.InvokeRenderAsync(BitmapInfo bitmapInfo)
{
InvokeRenderAsync(bitmapInfo);
var handler = NewScreenshot;
if (handler != null)
{
handler(this, EventArgs.Empty);
}
}
void IRenderWebBrowser.InvokeRenderAsync(BitmapInfo bitmapInfo)
{
IRenderWebBrowser renderer = this;
DoInUi(() => renderer.SetBitmap(bitmapInfo), DispatcherPriority.Render);
}
void IRenderWebBrowser.SetBitmap(BitmapInfo bitmapInfo)
{
lock (bitmapInfo.BitmapLock)
{
if (bitmapInfo.IsPopup)
{
bitmapInfo.InteropBitmap = SetBitmapHelper(bitmapInfo,
(InteropBitmap)bitmapInfo.InteropBitmap, bitmap => popupImage.Source = bitmap);
}
else
{
bitmapInfo.InteropBitmap = SetBitmapHelper(bitmapInfo,
(InteropBitmap)bitmapInfo.InteropBitmap, bitmap => image.Source = bitmap);
}
}
}
private object SetBitmapHelper(BitmapInfo bitmapInfo, InteropBitmap bitmap, Action<InteropBitmap> imageSourceSetter)
{
if (bitmap == null)
{
imageSourceSetter(null);
GC.Collect(1);
var stride = bitmapInfo.Width * BytesPerPixel;
bitmap = (InteropBitmap)Imaging.CreateBitmapSourceFromMemorySection(bitmapInfo.FileMappingHandle,
bitmapInfo.Width, bitmapInfo.Height, PixelFormat, stride, 0);
imageSourceSetter(bitmap);
}
bitmap.Invalidate();
return bitmap;
}
void IRenderWebBrowser.ClearBitmap(BitmapInfo bitmapInfo)
{
bitmapInfo.InteropBitmap = null;
}
void IRenderWebBrowser.InvokeRenderAsync(BitmapInfo bitmapInfo)
{
lock (bitmapLock)
{
if (bitmap != null)
{
bitmap.Dispose();
bitmap = null;
}
var stride = bitmapInfo.Width * bitmapInfo.BytesPerPixel;
bitmap = new Bitmap(bitmapInfo.Width, bitmapInfo.Height, stride, PixelFormat.Format32bppPArgb, bitmapInfo.BackBufferHandle);
var handler = NewScreenshot;
if (handler != null)
{
handler(this, EventArgs.Empty);
}
}
}
public void InvokeRenderAsync(BitmapInfo bitmapInfo)
{
DoInUi(() => SetBitmap(bitmapInfo), DispatcherPriority.Render);
}
public void ClearBitmap(BitmapInfo bitmapInfo)
{
bitmapInfo.InteropBitmap = null;
}
void IRenderWebBrowser.InvokeRenderAsync(BitmapInfo bitmapInfo)
{
UiThreadRunAsync(delegate
{
lock (bitmapInfo.BitmapLock)
{
var interopBitmapInfo = (InteropBitmapInfo)bitmapInfo;
// Inform parents that the browser rendering is updating
OnRendering(this, interopBitmapInfo);
// Now update the WPF image
var bitmap = interopBitmapInfo.InteropBitmap;
if (bitmap == null)
{
var img = bitmapInfo.IsPopup ? popupImage : image;
img.Source = null;
GC.Collect(1);
var stride = bitmapInfo.Width * bitmapInfo.BytesPerPixel;
bitmap = (InteropBitmap)Imaging.CreateBitmapSourceFromMemorySection(bitmapInfo.FileMappingHandle,
bitmapInfo.Width, bitmapInfo.Height, PixelFormat, stride, 0);
img.Source = bitmap;
interopBitmapInfo.InteropBitmap = bitmap;
}
bitmap.Invalidate();
}
},
DispatcherPriority.Render);
}
/// <summary>
/// Invoked from CefRenderHandler.OnPaint
/// A new <see cref="Bitmap"/> is only created when <see cref="BitmapInfo.CreateNewBitmap"/>
/// is true, otherwise the new buffer is simply copied into the backBuffer of the existing
/// <see cref="Bitmap"/> for efficency. Locking provided by OnPaint as this method is called
/// in it's lock scope.
/// </summary>
/// <param name="bitmapInfo">information about the bitmap to be rendered</param>
public virtual void InvokeRenderAsync(BitmapInfo bitmapInfo)
{
var gdiBitmapInfo = (GdiBitmapInfo)bitmapInfo;
if (bitmapInfo.CreateNewBitmap)
{
if (Bitmap != null)
{
Bitmap.Dispose();
Bitmap = null;
}
Bitmap = gdiBitmapInfo.CreateBitmap();
}
var handler = NewScreenshot;
if (handler != null)
{
handler(this, EventArgs.Empty);
}
}
