/// <summary>
/// Called when user chooses to display legendControl
/// 当用户单击图标时显示“legendControl”
/// </summary>
protected virtual void OnLegendClick(object sender, EventArgs e)
{
if (legendControl == null)
{
legendControl = new ColorbarLegend(null);
}
legendControl.LoadImage(m_legendImagePath);
}
/// <summary>
/// Cleanup when layer is disabled
/// 释放资源
/// </summary>
public override void Dispose()
{
this.IsInitialized = false;
if (downloadThread != null)
{
if (downloadThread.IsAlive)
{
downloadThread.Abort();
}
downloadThread = null;
}
if (m_SurfaceImage != null)
{
//m_ParentWorld.WorldSurfaceRenderer.RemoveSurfaceImage(m_SurfaceImage.ImageFilePath);
//m_SurfaceImage = null;
}
if (this.texture != null)
{
this.texture.Dispose();
this.texture = null;
}
if (legendControl != null)
{
legendControl.Dispose();
legendControl = null;
}
if (refreshTimer != null && refreshTimer.Enabled)
{
refreshTimer.Stop();
refreshTimer = null;
}
}
