// централизованная проверка на пустые свойства (в ошибках показывать имена по русски..)
protected override void CacheMetadata(CodeActivityMetadata metadata)
{
const string s = "Свойство {0} не может быть пустым";
Type t = this.GetType();
PropertyInfo[] pia = t.GetProperties();
foreach (PropertyInfo pi in pia)
{
RequiredArgumentAttribute reqAttr = (RequiredArgumentAttribute)pi.GetCustomAttributes(typeof(RequiredArgumentAttribute), false).FirstOrDefault();
if (reqAttr == null)
{
continue;
}
object o = pi.GetValue(this, null);
if (o != null)
{
continue;
}
DisplayNameAttribute dNameAttr = (DisplayNameAttribute)pi.GetCustomAttributes(typeof(DisplayNameAttribute), false).FirstOrDefault();
if (dNameAttr == null)
{
continue;
}
string atrName = "'" + dNameAttr.DisplayName + "'";
metadata.AddValidationError(string.Format(s, atrName));
}
base.CacheMetadata(metadata);
}
/// <summary>
/// How many required properties are defined in this class?
/// Use the [RequiredArgument] attribute to determine this.
/// </summary>
/// <returns>The count of the required properties</returns>
private int GetRequiredPropertiesCount()
{
Attribute att = new RequiredArgumentAttribute();
var count = this.
GetType().
GetProperties().
Where(x => x.GetCustomAttributes(att.GetType(), true).Any()).Count();
return(count);
}
/// <summary>
/// Check to see if a property has been tagged with the
/// [RequiredArgument] attribute
/// </summary>
/// <param name="option">The CommandLineOption to inspect</param>
/// <returns>true : Property is marked with attribute, false : not marked with attribute</returns>
private bool IsPropertyMarkedAsRequired(dynamic option)
{
var att = new RequiredArgumentAttribute();
var propertiesMarkedAsRequired = this.
GetType().
GetProperties().
Where(x => x.GetCustomAttributes(att.GetType(), true).Any());
foreach (var propertyInfo in propertiesMarkedAsRequired)
{
dynamic valueSet = propertyInfo.GetValue(this, null);
if (valueSet != null)
{
if (option.Name == valueSet.Name)
{
return(true);
}
}
}
return(false);
}
public void Register()
{
var builder = new AttributeTableBuilder();
var imageHelpersCategoryAttribute = new CategoryAttribute("Community.ImageHelpers");
var inputCategoryAttribute = new CategoryAttribute("Input");
var outputCategoryAttribute = new CategoryAttribute("Output");
var requiredArgumentAttribute = new RequiredArgumentAttribute();
var skipBordersCategoryAttribute = new CategoryAttribute("SkipBorders");
#region ChangeColorOnImageAttributes
var changeColorOnImageType = typeof(ChangeColorOnImage);
#region Categories
builder.AddCustomAttributes(changeColorOnImageType, imageHelpersCategoryAttribute);
builder.AddCustomAttributes(changeColorOnImageType, "ImageToConvert", inputCategoryAttribute);
builder.AddCustomAttributes(changeColorOnImageType, "ColorToChange", inputCategoryAttribute);
builder.AddCustomAttributes(changeColorOnImageType, "ColorToSet", inputCategoryAttribute);
builder.AddCustomAttributes(changeColorOnImageType, "SkipPixelsFromLeft", skipBordersCategoryAttribute);
builder.AddCustomAttributes(changeColorOnImageType, "SkipPixelsFromTop", skipBordersCategoryAttribute);
builder.AddCustomAttributes(changeColorOnImageType, "SkipPixelsFromRight", skipBordersCategoryAttribute);
builder.AddCustomAttributes(changeColorOnImageType, "SkipPixelsFromBottom", skipBordersCategoryAttribute);
builder.AddCustomAttributes(changeColorOnImageType, "ChangedImage", outputCategoryAttribute);
#endregion
#region RequiredArguments
builder.AddCustomAttributes(changeColorOnImageType, "ImageToConvert", requiredArgumentAttribute);
builder.AddCustomAttributes(changeColorOnImageType, "ColorToChange", requiredArgumentAttribute);
builder.AddCustomAttributes(changeColorOnImageType, "ColorToSet", requiredArgumentAttribute);
builder.AddCustomAttributes(changeColorOnImageType, "ChangedImage", requiredArgumentAttribute);
#endregion
#region ArgumentDescriptions
builder.AddCustomAttributes(changeColorOnImageType, "ImageToConvert", new DescriptionAttribute("Original image object to change color from."));
builder.AddCustomAttributes(changeColorOnImageType, "ColorToChange", new DescriptionAttribute("System.Drawing.Color describing color range to change."));
builder.AddCustomAttributes(changeColorOnImageType, "ColorToSet", new DescriptionAttribute("System.Drawing.Color describing color to set instead of ColorToChange."));
builder.AddCustomAttributes(changeColorOnImageType, "ChangedImage", new DescriptionAttribute("New System.Drawing.Image generated from ImageToConvert."));
#endregion
#endregion
#region GetColorsFromImage
var getColorsFromImageType = typeof(GetColorsFromImage);
#region Categories
builder.AddCustomAttributes(getColorsFromImageType, imageHelpersCategoryAttribute);
builder.AddCustomAttributes(getColorsFromImageType, "ImageToCheck", inputCategoryAttribute);
builder.AddCustomAttributes(getColorsFromImageType, "SkipPixelsFromLeft", skipBordersCategoryAttribute);
builder.AddCustomAttributes(getColorsFromImageType, "SkipPixelsFromTop", skipBordersCategoryAttribute);
builder.AddCustomAttributes(getColorsFromImageType, "SkipPixelsFromRight", skipBordersCategoryAttribute);
builder.AddCustomAttributes(getColorsFromImageType, "SkipPixelsFromBottom", skipBordersCategoryAttribute);
builder.AddCustomAttributes(getColorsFromImageType, "ColorsInImage", outputCategoryAttribute);
#endregion
#region RequiredArguments
builder.AddCustomAttributes(getColorsFromImageType, "ImageToCheck", requiredArgumentAttribute);
builder.AddCustomAttributes(getColorsFromImageType, "ColorsInImage", requiredArgumentAttribute);
#endregion
#region ArgumentDescriptions
builder.AddCustomAttributes(getColorsFromImageType, "ImageToCheck", new DescriptionAttribute("Image to get colors from."));
builder.AddCustomAttributes(getColorsFromImageType, "ColorsInImage", new DescriptionAttribute("Sorted list of Colors, keyed by percentage of image covered. By default sorted ascending, use .Reverse to get from most common Color first."));
#endregion
#endregion
MetadataStore.AddAttributeTable(builder.CreateTable());
}