public void TestSerialize()
{
var palette = new CodedPalette {
Name = "Palette 1", SymbolsFont = "Times New Roman"
};
palette.Add(new CodedColor(1));
palette.Add(new CodedColor(2));
var sb = new StringBuilder();
using (var writer = XmlWriter.Create(sb))
{
palette.WriteToXml(writer);
}
using (var reader = XmlReader.Create(new StringReader(sb.ToString())))
{
var reloadedPalette = PaletteSerializer.ReadFromXml(reader);
Assert.AreEqual("Palette 1", reloadedPalette.Name);
Assert.AreEqual("Times New Roman", reloadedPalette.SymbolsFont);
Assert.AreEqual(2, reloadedPalette.Count);
Assert.IsTrue(reloadedPalette[1] is CodedColor);
Assert.IsTrue(reloadedPalette[2] is CodedColor);
}
}
public void TestDefaultSettings()
{
var image = new CodedImage {
Size = new Size(5, 5)
};
var colorer = new ImageColorsController4Test(new ImageColorsManipulator(image));
var palette1 = new CodedPalette {
Name = "Palette 1"
};
var palette2 = new CodedPalette {
Name = "Palette 2"
};
palette2.Add(1);
palette2.Add(2);
palette2.Add(3);
using (colorer.SuspendCallManipulations())
{
colorer.AddColorPalettes(new[] { palette1, palette2 });
colorer.PaletteName = "Palette 2";
colorer.MaxColorsCount = 2;
colorer.DitherLevel = 5;
colorer.ColorComparisonType = ImageColorsController.ColorComparisonTypes.Exact;
colorer.EnsureBlackAndWhiteColors = true;
}
var newColorer = new ImageColorsController4Test(new ImageColorsManipulator(image), new[] { palette1, palette2 }, palette1); // Pass different initial palette
// Precondition checks
Assert.AreNotEqual("Palette 2", newColorer.PaletteName);
Assert.AreNotSame(palette2, newColorer.SelectedPalette);
Assert.AreNotEqual(2, newColorer.MaxColorsCount);
Assert.AreNotEqual(5, newColorer.DitherLevel);
Assert.AreNotEqual(ImageColorsController.ColorComparisonTypes.Exact, newColorer.ColorComparisonType);
Assert.IsFalse(newColorer.EnsureBlackAndWhiteColors);
colorer.SaveDefaults();
newColorer = new ImageColorsController4Test(new ImageColorsManipulator(image), new[] { palette1, palette2 }, palette1); // Pass different initial palette
Assert.AreEqual("Palette 2", newColorer.PaletteName);
Assert.AreSame(palette2, newColorer.SelectedPalette);
Assert.AreEqual(2, newColorer.MaxColorsCount);
Assert.AreEqual(5, newColorer.DitherLevel);
Assert.AreEqual(ImageColorsController.ColorComparisonTypes.Exact, newColorer.ColorComparisonType);
Assert.IsTrue(newColorer.EnsureBlackAndWhiteColors);
SAEWizardSettings.Default.Reset(); // Restore defaults
}
void SaveChangesInCurrentPalette()
{
if (currentPalette != null && !currentPalette.IsSystem)
{
var editedColors = gridViewThreads.DataSource as ICollection <CodedColor>;
Debug.Assert(editedColors != null || gridViewThreads.DataSource == null, "gridViewThreads.DataSource has value of unsupported type.");
if (editedColors != null)
{
if (currentPalette.Count != editedColors.Count)
{
HasChanges = true;
}
if (!HasChanges)
{
foreach (var newColor in editedColors)
{
var oldColor = currentPalette[newColor.GetHashCode()];
if (oldColor == null || oldColor.Argb != newColor.Argb || oldColor.ColorCode != newColor.ColorCode || oldColor.ColorName != newColor.ColorName)
{
HasChanges = true;
break;
}
}
}
currentPalette.Clear();
foreach (var color in editedColors)
{
currentPalette.Add(color);
}
}
}
}
public void TestMaxColorsCountInCorrectLimits()
{
var image = new CodedImage {
Size = new Size(5, 5)
};
var colorer = new ImageColorsController4Test(new ImageColorsManipulator(image));
Assert.AreEqual(ImageColorsController.MaximumAvailableColorsCountWithoutPalette, colorer.MaxAvailableColorsCount, "Maximum available colors count without palette.");
colorer.MaxColorsCount = 1;
Assert.AreEqual(2, colorer.MaxColorsCount, "Minimum valid max colors count is 2.");
colorer.MaxColorsCount = 1000;
Assert.AreEqual(ImageColorsController.MaximumAvailableColorsCountWithoutPalette, colorer.MaxColorsCount, "Max colors count should not go above maximum value without palette.");
var palette = new CodedPalette {
Name = "Palette 1"
};
for (int i = 0; i < 10; i++)
{
palette.Add(new CodedColor(i));
}
colorer = new ImageColorsController4Test(new ImageColorsManipulator(image), new[] { palette });
Assert.AreEqual(10, colorer.MaxAvailableColorsCount, "Maximum available colors count should equal colors count in palette.");
colorer.MaxColorsCount = 1000;
Assert.AreEqual(10, colorer.MaxColorsCount, "Max colors count should not go above colors count in palette.");
}
public void TestCallManipulators()
{
var image = new CodedImage {
Size = new Size(50, 50)
};
image.CompletePalette();
for (int x = 0; x < 50; x += 5)
{
for (int y = 0; y < 50; y++)
{
image[x, y] = new CodedColor(0);
image[x + 1, y] = new CodedColor(255, 255, 255);
image[x + 2, y] = new CodedColor(255, 0, 0);
image[x + 3, y] = new CodedColor(127, 0, 0);
image[x + 4, y] = new CodedColor(0, 255, 0);
}
}
image.CompletePalette();
Assert.AreEqual(5, image.Palette.Count, "Precondition: there are 5 different colors in source image.");
var palette1 = new CodedPalette {
Name = "Palette 1"
};
palette1.Add(new CodedColor(0));
palette1.Add(new CodedColor(255, 255, 255));
palette1.Add(new CodedColor(255, 0, 0));
var palette2 = new CodedPalette {
Name = "Palette 2"
};
palette2.Add(new CodedColor(0));
palette2.Add(new CodedColor(255, 255, 255));
var colorer = new ImageColorsController(new ImageColorsManipulator(image), new[] { palette1, palette2 }, palette1);
colorer.Manipulator.ManipulatedImage.CompletePalette();
Assert.AreEqual(3, colorer.Manipulator.ManipulatedImage.Palette.Count, "Colors reducing manipulation should be applied.");
colorer.PaletteName = "Palette 2";
colorer.Manipulator.ManipulatedImage.CompletePalette();
Assert.AreEqual(2, colorer.Manipulator.ManipulatedImage.Palette.Count, "Colors reducing manipulation should be applied with new maximum available colors number.");
}
/// <summary>
/// Imports <see cref="Palette"/> object from CSV.
/// </summary>
/// <param name="csv">Enumeration of CSV string lines.</param>
/// <param name="skipFirstLine">Specifies if first line should be skipped.</param>
/// <param name="indexCode">Index of color code value.</param>
/// <param name="indexName">Index of color name value.</param>
/// <param name="indexR">Index of color Red component value.</param>
/// <param name="indexG">Index of color Green component value.</param>
/// <param name="indexB">Index of color Blue component value.</param>
/// <param name="name">New palette name.</param>
/// <returns>Instance of <see cref="Palette"/> with all <see cref="Color"/> imported from CSV.</returns>
public static CodedPalette ImportFromCsv(IEnumerable <string> csv, bool skipFirstLine = false, int indexCode = 0, int indexName = 1, int indexR = 2, int indexG = 3, int indexB = 4, string name = "")
{
var firstLine = !skipFirstLine;
var palette = new CodedPalette {
Name = name
};
foreach (var line in csv)
{
if (skipFirstLine)
{
skipFirstLine = false;
continue;
}
try
{
byte r, g, b;
string cCode, cName;
GetLineValues(line, out cCode, out cName, out r, out g, out b, name, indexCode, indexName, indexR, indexG, indexB);
var color = new CodedColor(r, g, b)
{
ColorCode = cCode, ColorName = cName
};
palette.Add(color);
}
catch (FormatException)
{
// Ignore for first line - maybe it is header
if (!firstLine)
{
throw;
}
}
firstLine = false;
}
return(palette);
}
/// <summary>
/// Reads <see cref="Palette"/> object from XML.
/// </summary>
/// <param name="reader">XML reader.</param>
/// <returns>New Palette object.</returns>
public static CodedPalette ReadFromXml(XmlReader reader)
{
while (string.IsNullOrEmpty(reader.Name) && !reader.EOF)
{
reader.Read();
if (reader.Name == "xml")
{
reader.Skip();
}
}
Debug.Assert(reader.Name == XmlPaletteElement, "Wrong XML input for Palette deserialization.");
CodedPalette palette = new CodedPalette();
reader.ReadStartElement();
while (reader.IsStartElement())
{
switch (reader.Name)
{
case XmlNameElement:
palette.Name = reader.ReadElementContentAsString();
break;
case XmlFontElement:
palette.SymbolsFont = reader.ReadElementContentAsString();
break;
case ColorSerializer.XmlColorElement:
palette.Add(ColorSerializer.ReadFromXml(reader));
break;
default:
reader.Skip();
break;
}
}
reader.ReadEndElement();
return(palette);
}
