/// <summary>
/// This simply forwards the call from a layer to the container
/// of this collection (like a MapFrame).
/// </summary>
/// <param name="sender">The layer that actually changed</param>
/// <param name="e"></param>
protected virtual void OnBufferChanged(object sender, ClipArgs e)
{
if (BufferChanged != null)
{
BufferChanged(sender, e);
}
}
/// <summary>
/// Fires the OnBufferChanged event
/// </summary>
/// <param name="clipRectangles">The Rectangle in pixels</param>
protected virtual void OnBufferChanged(List <Rectangle> clipRectangles)
{
if (BufferChanged != null)
{
ClipArgs e = new ClipArgs(clipRectangles);
BufferChanged(this, e);
}
}
/// <summary>
/// Fires the OnBufferChanged event
/// </summary>
/// <param name="clipRectangles">The Rectangle in pixels</param>
protected virtual void OnBufferChanged(List<Rectangle> clipRectangles)
{
if (BufferChanged != null)
{
ClipArgs e = new ClipArgs(clipRectangles);
BufferChanged(this, e);
}
}
private void MapFrame_BufferChanged(object sender, ClipArgs e)
{
Rectangle view = MapFrame.View;
foreach (Rectangle clip in e.ClipRectangles)
{
if (clip.IsEmpty == false)
{
Rectangle mapClip = new Rectangle(clip.X - view.X, clip.Y - view.Y, clip.Width, clip.Height);
Invalidate(mapClip);
}
}
}
/// <summary>
/// This simply forwards the call from a layer to the container of this collection (like a MapFrame).
/// </summary>
/// <param name="sender">The layer that actually changed</param>
/// <param name="e">The clip args.</param>
protected virtual void OnBufferChanged(object sender, ClipArgs e)
{
BufferChanged?.Invoke(sender, e);
}
/// <summary>
/// This simply forwards the call from a layer to the container
/// of this collection (like a MapFrame).
/// </summary>
/// <param name="sender">The layer that actually changed</param>
/// <param name="e"></param>
protected virtual void OnBufferChanged(object sender, ClipArgs e)
{
if (BufferChanged != null) BufferChanged(sender, e);
}
/// <summary>
/// Fires the BufferChanged event. This is fired even if the new content is not currently
/// in the view rectangle.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
protected void OnBufferChanged(object sender, ClipArgs e)
{
if (BufferChanged != null) BufferChanged(this, e);
}
/// <summary>
/// When any region for the stencil of any layers is changed, we should update the
/// image that we have in that region. This activity will be suspended in the
/// case of a large scale update for all the layers until they have all updated.
/// </summary>
private void GeoLayerBufferChanged(object sender, ClipArgs e)
{
OnBufferChanged(this, e);
}
