/// <summary>
/// Returns true if layer was sucessfully added. Creates a layer from the name, position and a copy of image and adds it to the layer manager.
/// </summary>
/// <param name="name">The name of the layer</param>
/// <param name="position">The position of the image relative to the final image</param>
/// <param name="image">The image this layer will contain a copy of</param>
/// <param name="flags">Extra data about the layer</param>
public bool addLayer(string name, Rectangle region, Bitmap image, int flags = 0)
{
if (m_layerCurrent == m_maxLayers)
{
return(false);
}
CanvasFragment fragment = null;
Bitmap img = null;
// tries to clone even if null
//if(image != null)
// img = (Bitmap)image.Clone();
try { img = (Bitmap)image.Clone(); }
catch { img = null; }
if (img != null)
{
fragment = new CanvasFragment(img, region);
}
m_layers[m_layerCount] = new Layer(
m_layerCount,
name,
fragment,
flags);
m_layerCurrent = m_layerCount;
m_layerCount++;
updateTotalSize();
return(true);
}
//Vector
//Filter
public Layer(int id, string name, CanvasFragment fragment, int flags = 0)
{
m_flags.set(flags);
m_id = id;
m_name = name;
m_fragment = fragment;
m_isVisible = true;
}
/// <summary>
/// Sets values to default and disposes of any images the layer contains.
/// </summary>
public void clearLayer()
{
m_id = int.MinValue;
m_name = "";
if (m_fragment != null)
{
m_fragment.clear();
m_fragment = null;
}
}