/// <summary>
/// Converts a value.
/// </summary>
/// <returns>
/// A converted value. If the method returns null, the valid null value is used.
/// </returns>
/// <param name="value">The value produced by the binding source.</param><param name="targetType">The type of the binding target property.</param><param name="parameter">The converter parameter to use.</param><param name="culture">The culture to use in the converter.</param>
public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
{
string styleName = value as string;
if (styleName != null && cache.ContainsKey(styleName)) return cache[styleName];
RenderTargetBitmap renderTargetBitmap = new RenderTargetBitmap(70, 50, 96, 96, PixelFormats.Pbgra32);
if (styleName == null) return renderTargetBitmap;
Style style = new Style(styleName);
if (mol.Molecules.Count == 0)
{
// Load mol
string data = (new StreamReader(Application.GetResourceStream(new Uri("pack://application:,,,/NuGenBioChem;component/Resources/Molecules/Preview.mol")).Stream)).ReadToEnd();
mol.Molecules.Add(Molefile.Parse(data));
// Load pdb
data = (new StreamReader(Application.GetResourceStream(new Uri("pack://application:,,,/NuGenBioChem;component/Resources/Molecules/Preview.pdb")).Stream)).ReadToEnd();
ProteinDataBankFile pdbImporter = new ProteinDataBankFile(data.Split(new string[]{"\r\n"}, StringSplitOptions.None));
pdb.Molecules.Add(pdbImporter.Molecules[0]);
}
visualizer.Substance = IsProteinVisible(style) ? pdb : mol;
visualizer.SubstanceStyle = style;
visualizer.CreatePreview(renderTargetBitmap);
cache.Add(styleName, renderTargetBitmap);
return renderTargetBitmap;
}
static bool IsProteinVisible(Style style)
{
if (style.GeometryStyle.HelixWidth * style.GeometryStyle.HelixHeight <= 0.01 &&
style.GeometryStyle.SheetWidth * style.GeometryStyle.SheetHeight <= 0.01 &&
style.GeometryStyle.TurnWidth * style.GeometryStyle.TurnHeight <= 0.01) return false;
return true;
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="substance">Substance</param>
/// <param name="style">Style</param>
public Render(Substance substance, Style style)
{
this.substance = substance;
this.style = style;
handle = CreateRender();
style.ColorStyle.ColorScheme.Invalidated += OnColorSchemeInvalidated;
style.ColorStyle.Invalidated += OnColorStyleInvalidated;
style.GeometryStyle.Invalidated += OnGeometryStyleInvalidated;
}
/// <summary>
/// Converts a value.
/// </summary>
/// <returns>
/// A converted value. If the method returns null, the valid null value is used.
/// </returns>
/// <param name="value">The value produced by the binding source.</param><param name="targetType">The type of the binding target property.</param><param name="parameter">The converter parameter to use.</param><param name="culture">The culture to use in the converter.</param>
public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
{
RenderTargetBitmap renderTargetBitmap = new RenderTargetBitmap(48, 48, 96, 96, PixelFormats.Pbgra32);
Data.Molecule molecule = value as Data.Molecule;
if (molecule == null) return renderTargetBitmap;
Dispatcher.CurrentDispatcher.BeginInvoke((Action) delegate
{
Style style = new Style();
if (molecule.Chains.Count > 0)
style.LoadCartoonDeafult();
else style.LoadBallAndStickDeafult();
substance.Molecules.Clear();
substance.Molecules.Add(molecule);
visualizer.SubstanceStyle = style;
visualizer.Substance = substance;
visualizer.CreatePreview(renderTargetBitmap);
},DispatcherPriority.ApplicationIdle);
return renderTargetBitmap;
}
static Style()
{
if (Storage.DirectoryExists(StylesStorageDirectoryName))
{
string[] files = Storage.GetFileNames(StylesStorageDirectoryName + "\\*");
for (int i = 0; i < files.Length; i++)
{
Styles.Add(Path.GetFileNameWithoutExtension(files[i]));
}
}
else
{
Storage.CreateDirectory(StylesStorageDirectoryName);
#region Add default styles
Transaction.Suspend();
try
{
Style style = new Style();
style.LoadBallAndStickDeafult();
style.SaveAs("Default");
style = new Style();
style.GeometryStyle.AtomSize = 1;
style.GeometryStyle.BondSize = 0.01;
style.GeometryStyle.AtomSizeStyle = AtomSizeStyle.VanderWaals;
style.GeometryStyle.SheetHeight = 0;
style.GeometryStyle.HelixHeight = 0;
style.GeometryStyle.TurnHeight = 0;
style.ColorStyle.ColorScheme.LoadCoreyPaulingKoltunScheme();
style.SaveAs("Space-filling");
style = new Style();
style.LoadCartoonDeafult();
style.SaveAs("Cartoon");
style = new Style();
style.GeometryStyle.AtomSize = 0.8;
style.GeometryStyle.BondSize = 0.5;
style.GeometryStyle.AtomSizeStyle = AtomSizeStyle.Calculated;
style.GeometryStyle.SheetHeight = 0;
style.GeometryStyle.HelixHeight = 0;
style.GeometryStyle.TurnHeight = 0;
style.ColorStyle.ColorScheme.LoadCoreyPaulingKoltunScheme();
style.SaveAs("Ball-and-stick");
style = new Style();
style.GeometryStyle.AtomSize = 1;
style.GeometryStyle.BondSize = 0.6;
style.GeometryStyle.AtomSizeStyle = AtomSizeStyle.Uniform;
style.GeometryStyle.SheetHeight = 0;
style.GeometryStyle.HelixHeight = 0;
style.GeometryStyle.TurnHeight = 0;
style.ColorStyle.ColorScheme.LoadCoreyPaulingKoltunScheme();
style.SaveAs("Ball-and-stick (Uniform)");
style = new Style();
style.GeometryStyle.AtomSize = 1.0;
style.GeometryStyle.BondSize = 0.5;
style.GeometryStyle.AtomSizeStyle = AtomSizeStyle.Uniform;
style.GeometryStyle.SheetHeight = 0;
style.GeometryStyle.HelixHeight = 0;
style.GeometryStyle.TurnHeight = 0;
foreach (Element element in Element.Elements)
{
style.ColorStyle.ColorScheme[element].Diffuse = Colors.Blue;
}
style.ColorStyle.UseSingleBondMaterial = true;
style.ColorStyle.BondMaterial.Diffuse = Colors.White;
style.SaveAs("Blue");
style = new Style();
style.GeometryStyle.AtomSize = 0.75;
style.GeometryStyle.BondSize = 1;
style.GeometryStyle.AtomSizeStyle = AtomSizeStyle.Uniform;
style.GeometryStyle.SheetHeight = 0;
style.GeometryStyle.HelixHeight = 0;
style.GeometryStyle.TurnHeight = 0;
style.ColorStyle.ColorScheme.LoadCoreyPaulingKoltunScheme();
style.SaveAs("Wireframe");
style = new Style();
style.GeometryStyle.AtomSize = 0.45;
style.GeometryStyle.BondSize = 1;
style.GeometryStyle.AtomSizeStyle = AtomSizeStyle.Uniform;
style.GeometryStyle.SheetHeight = 0;
style.GeometryStyle.HelixHeight = 0;
style.GeometryStyle.TurnHeight = 0;
style.ColorStyle.ColorScheme.LoadCoreyPaulingKoltunScheme();
style.SaveAs("Wireframe (Thin)");
}
finally
{
Transaction.Resume();
}
#endregion
}
}