private void PDFHandLayer_MouseUp(object sender, MouseButtonEventArgs e)
{
mouse_pressed = false;
ReleaseMouseCapture();
pdf_renderer_control.ScrollPageArea(new Point(0, 0), mouse_last_delta);
e.Handled = true;
}
private void PDFHandLayer_MouseMove(object sender, MouseEventArgs e)
{
PDFRendererControl pdf_renderer_control = GetPDFRendererControl();
if (pdf_renderer_control != null)
{
Point mouse_current_position = e.GetPosition(pdf_renderer_control);
if (mouse_pressed)
{
if (mouse_last_position.X != mouse_current_position.X || mouse_last_position.Y != mouse_current_position.Y)
{
mouse_last_delta.X = mouse_last_position.X - mouse_current_position.X;
mouse_last_delta.Y = mouse_last_position.Y - mouse_current_position.Y;
pdf_renderer_control.ScrollPageArea(mouse_last_delta, new Point(0, 0));
}
}
mouse_last_position = mouse_current_position;
}
}
