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replace mutable public fields with properties

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The properties are made readonly where possible, which is possible in almost all cases.
This commit is contained in:
Will Fuqua 2019-04-23 21:51:05 +07:00
parent 7daea0a25c
commit 05f518db5b
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GPG key ID: 67B6F489167C16A3
10 changed files with 264 additions and 269 deletions
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27
tools/ColorTool/ColorTool/ColorScheme.cs
View file

@ -9,12 +9,21 @@ using System.Linq;
namespace ColorTool
{
/// <summary>
/// Represents a colorscheme that can be applied to a console.
/// </summary>
public class ColorScheme
{
public uint[] colorTable = null;
public ConsoleAttributes consoleAttributes;
public ColorScheme(uint[] colorTable, ConsoleAttributes consoleAttributes)
{
ColorTable = colorTable;
ConsoleAttributes = consoleAttributes;
}
public Color this[int index] => UIntToColor(colorTable[index]);
public uint[] ColorTable { get; }
public ConsoleAttributes ConsoleAttributes { get; }
public Color this[int index] => UIntToColor(ColorTable[index]);
private static Color UIntToColor(uint color)
{
@ -25,7 +34,7 @@ namespace ColorTool
}
public int CalculateIndex(uint value) =>
colorTable.Select((color, idx) => Tuple.Create(color, idx))
ColorTable.Select((color, idx) => Tuple.Create(color, idx))
.OrderBy(Difference(value))
.First().Item2;
@ -87,17 +96,17 @@ namespace ColorTool
for (int i = 0; i < 16; ++i)
{
_dump($"Color[{i}]", colorTable[i]);
_dump($"Color[{i}]", ColorTable[i]);
}
if (consoleAttributes.foreground != null)
if (ConsoleAttributes.Foreground != null)
{
_dump("FG ", consoleAttributes.foreground.Value);
_dump("FG ", ConsoleAttributes.Foreground.Value);
}
if (consoleAttributes.background != null)
if (ConsoleAttributes.Background != null)
{
_dump("BG ", consoleAttributes.background.Value);
_dump("BG ", ConsoleAttributes.Background.Value);
}
}
}

207
tools/ColorTool/ColorTool/ColorTable.cs
View file

@ -4,61 +4,102 @@
//
using System;
using System.Collections.Generic;
namespace ColorTool
{
/// <summary>
/// Displays the color table that demonstrates the current colorscheme.
/// </summary>
class ColorTable
{
static int DARK_BLACK = 0;
static int DARK_BLUE = 1;
static int DARK_GREEN = 2;
static int DARK_CYAN = 3;
static int DARK_RED = 4;
static int DARK_MAGENTA = 5;
static int DARK_YELLOW = 6;
static int DARK_WHITE = 7;
static int BRIGHT_BLACK = 8;
static int BRIGHT_BLUE = 9;
static int BRIGHT_GREEN = 10;
static int BRIGHT_CYAN = 11;
static int BRIGHT_RED = 12;
static int BRIGHT_MAGENTA = 13;
static int BRIGHT_YELLOW = 14;
static int BRIGHT_WHITE = 15;
const int DARK_BLACK = 0;
const int DARK_BLUE = 1;
const int DARK_GREEN = 2;
const int DARK_CYAN = 3;
const int DARK_RED = 4;
const int DARK_MAGENTA = 5;
const int DARK_YELLOW = 6;
const int DARK_WHITE = 7;
const int BRIGHT_BLACK = 8;
const int BRIGHT_BLUE = 9;
const int BRIGHT_GREEN = 10;
const int BRIGHT_CYAN = 11;
const int BRIGHT_RED = 12;
const int BRIGHT_MAGENTA = 13;
const int BRIGHT_YELLOW = 14;
const int BRIGHT_WHITE = 15;
// This is the order of colors when output by the table.
static int[] outputFgs = {
BRIGHT_WHITE ,
DARK_BLACK ,
BRIGHT_BLACK ,
DARK_RED ,
BRIGHT_RED ,
DARK_GREEN ,
BRIGHT_GREEN ,
DARK_YELLOW ,
BRIGHT_YELLOW ,
DARK_BLUE ,
BRIGHT_BLUE ,
DARK_MAGENTA ,
BRIGHT_MAGENTA ,
DARK_CYAN ,
BRIGHT_CYAN ,
DARK_WHITE ,
private static readonly IReadOnlyList<int> outputFgs = new[]
{
BRIGHT_WHITE,
DARK_BLACK,
BRIGHT_BLACK,
DARK_RED,
BRIGHT_RED,
DARK_GREEN,
BRIGHT_GREEN,
DARK_YELLOW,
BRIGHT_YELLOW,
DARK_BLUE,
BRIGHT_BLUE,
DARK_MAGENTA,
BRIGHT_MAGENTA,
DARK_CYAN,
BRIGHT_CYAN,
DARK_WHITE,
BRIGHT_WHITE
};
private const string TestText = " gYw ";
static int[] saneBgs = {
DARK_BLACK ,
DARK_RED ,
DARK_GREEN ,
DARK_YELLOW ,
DARK_BLUE ,
DARK_MAGENTA ,
DARK_CYAN ,
DARK_WHITE
private static readonly IReadOnlyList<string> FGs = new[]
{
"m",
"1m",
"30m",
"1;30m",
"31m",
"1;31m",
"32m",
"1;32m",
"33m",
"1;33m",
"34m",
"1;34m",
"35m",
"1;35m",
"36m",
"1;36m",
"37m",
"1;37m"
};
private static readonly IReadOnlyList<string> BGs = new[]
{
"m",
"40m",
"41m",
"42m",
"43m",
"44m",
"45m",
"46m",
"47m"
};
private static readonly IReadOnlyList<int> saneBgs = new[]
{
DARK_BLACK,
DARK_RED,
DARK_GREEN,
DARK_YELLOW,
DARK_BLUE,
DARK_MAGENTA,
DARK_CYAN,
DARK_WHITE
};
public static void PrintTable()
{
@ -66,41 +107,9 @@ namespace ColorTool
// Save the current background and foreground colors.
ConsoleColor currentBackground = Console.BackgroundColor;
ConsoleColor currentForeground = Console.ForegroundColor;
string test = " gYw ";
string[] FGs = {
"m",
"1m",
"30m",
"1;30m",
"31m",
"1;31m",
"32m",
"1;32m",
"33m",
"1;33m",
"34m",
"1;34m",
"35m",
"1;35m",
"36m",
"1;36m",
"37m",
"1;37m"
};
string[] BGs = {
"m",
"40m",
"41m",
"42m",
"43m",
"44m",
"45m",
"46m",
"47m"
};
Console.Write("\t");
for (int bg = 0; bg < BGs.Length; bg++)
for (int bg = 0; bg < BGs.Count; bg++)
{
if (bg > 0) Console.Write(" ");
Console.Write(" ");
@ -109,7 +118,7 @@ namespace ColorTool
}
Console.WriteLine();
for (int fg = 0; fg < FGs.Length; fg++)
for (int fg = 0; fg < FGs.Count; fg++)
{
Console.ForegroundColor = currentForeground;
Console.BackgroundColor = currentBackground;
@ -119,13 +128,13 @@ namespace ColorTool
if (fg == 0) Console.ForegroundColor = currentForeground;
else Console.ForegroundColor = colors[outputFgs[fg - 1]];
for (int bg = 0; bg < BGs.Length; bg++)
for (int bg = 0; bg < BGs.Count; bg++)
{
if (bg > 0) Console.Write(" ");
if (bg == 0)
Console.BackgroundColor = currentBackground;
else Console.BackgroundColor = colors[saneBgs[bg - 1]];
Console.Write(test);
Console.Write(TestText);
Console.BackgroundColor = currentBackground;
}
Console.Write("\n");
@ -140,42 +149,8 @@ namespace ColorTool
public static void PrintTableWithVt()
{
// Save the current background and foreground colors.
string test = " gYw ";
string[] FGs = {
"m",
"1m",
"30m",
"1;30m",
"31m",
"1;31m",
"32m",
"1;32m",
"33m",
"1;33m",
"34m",
"1;34m",
"35m",
"1;35m",
"36m",
"1;36m",
"37m",
"1;37m"
};
string[] BGs = {
"m",
"40m",
"41m",
"42m",
"43m",
"44m",
"45m",
"46m",
"47m"
};
Console.Write("\t");
for (int bg = 0; bg < BGs.Length; bg++)
for (int bg = 0; bg < BGs.Count; bg++)
{
if (bg > 0) Console.Write(" ");
Console.Write(" ");
@ -184,7 +159,7 @@ namespace ColorTool
}
Console.WriteLine();
for (int fg = 0; fg < FGs.Length; fg++)
for (int fg = 0; fg < FGs.Count; fg++)
{
Console.Write("\x1b[m");
@ -202,7 +177,7 @@ namespace ColorTool
Console.Write("\x1b[" + FGs[fg]);
}
for (int bg = 0; bg < BGs.Length; bg++)
for (int bg = 0; bg < BGs.Count; bg++)
{
if (bg > 0)
{
@ -217,7 +192,7 @@ namespace ColorTool
Console.Write("\x1b[" + BGs[bg]);
}
Console.Write(test);
Console.Write(TestText);
Console.Write("\x1b[49m");
}
Console.Write("\n");

2
tools/ColorTool/ColorTool/ColorTool.csproj
View file

@ -2,7 +2,7 @@
<PropertyGroup>
<OutputType>Exe</OutputType>
<TargetFramework>net46</TargetFramework>
<TargetFramework>net461</TargetFramework>
<GenerateAssemblyInfo>false</GenerateAssemblyInfo>
</PropertyGroup>
</Project>

17
tools/ColorTool/ColorTool/ConsoleAttributes.cs
View file

@ -5,12 +5,19 @@
namespace ColorTool
{
public struct ConsoleAttributes
public readonly struct ConsoleAttributes
{
public uint? foreground;
public uint? background;
public ConsoleAttributes(uint? background, uint? foreground, uint? popupBackground, uint? popupForeground)
{
Background = background;
Foreground = foreground;
PopupBackground = popupBackground;
PopupForeground = popupForeground;
}
public uint? popupForeground;
public uint? popupBackground;
public uint? Foreground { get; }
public uint? Background { get; }
public uint? PopupForeground { get; }
public uint? PopupBackground { get; }
}
}

14
tools/ColorTool/ColorTool/ConsoleTargets/CurrentConsoleTarget.cs
View file

@ -26,18 +26,18 @@ namespace ColorTool.ConsoleTargets
csbiex.srWindow.Bottom++;
for (int i = 0; i < 16; i++)
{
csbiex.ColorTable[i] = colorScheme.colorTable[i];
csbiex.ColorTable[i] = colorScheme.ColorTable[i];
}
if (colorScheme.consoleAttributes.background != null && colorScheme.consoleAttributes.foreground != null)
if (colorScheme.ConsoleAttributes.Background != null && colorScheme.ConsoleAttributes.Foreground != null)
{
int fgidx = colorScheme.CalculateIndex(colorScheme.consoleAttributes.foreground.Value);
int bgidx = colorScheme.CalculateIndex(colorScheme.consoleAttributes.background.Value);
int fgidx = colorScheme.CalculateIndex(colorScheme.ConsoleAttributes.Foreground.Value);
int bgidx = colorScheme.CalculateIndex(colorScheme.ConsoleAttributes.Background.Value);
csbiex.wAttributes = (ushort)(fgidx | (bgidx << 4));
}
if (colorScheme.consoleAttributes.popupBackground != null && colorScheme.consoleAttributes.popupForeground != null)
if (colorScheme.ConsoleAttributes.PopupBackground != null && colorScheme.ConsoleAttributes.PopupForeground != null)
{
int fgidx = colorScheme.CalculateIndex(colorScheme.consoleAttributes.popupForeground.Value);
int bgidx = colorScheme.CalculateIndex(colorScheme.consoleAttributes.popupBackground.Value);
int fgidx = colorScheme.CalculateIndex(colorScheme.ConsoleAttributes.PopupForeground.Value);
int bgidx = colorScheme.CalculateIndex(colorScheme.ConsoleAttributes.PopupBackground.Value);
csbiex.wPopupAttributes = (ushort)(fgidx | (bgidx << 4));
}
SetConsoleScreenBufferInfoEx(hOut, ref csbiex);

4
tools/ColorTool/ColorTool/ConsoleTargets/DefaultConsoleTarget.cs
View file

@ -17,10 +17,10 @@ namespace ColorTool.ConsoleTargets
{
//TODO
RegistryKey consoleKey = Registry.CurrentUser.OpenSubKey("Console", true);
for (int i = 0; i < colorScheme.colorTable.Length; i++)
for (int i = 0; i < colorScheme.ColorTable.Length; i++)
{
string valueName = "ColorTable" + (i < 10 ? "0" : "") + i;
consoleKey.SetValue(valueName, colorScheme.colorTable[i], RegistryValueKind.DWord);
consoleKey.SetValue(valueName, colorScheme.ColorTable[i], RegistryValueKind.DWord);
}
Console.WriteLine(Resources.WroteToDefaults);
}

8
tools/ColorTool/ColorTool/ConsoleTargets/VirtualTerminalConsoleTarget.cs
View file

@ -4,6 +4,7 @@
//
using System;
using System.Collections.Generic;
using System.Drawing;
using static ColorTool.ConsoleAPI;
@ -15,7 +16,8 @@ namespace ColorTool.ConsoleTargets
class VirtualTerminalConsoleTarget : IConsoleTarget
{
// Use a Console index in to get a VT index out.
static readonly int[] VT_INDICIES = {
public static readonly IReadOnlyList<int> VT_INDICIES = new[]
{
0, // DARK_BLACK
4, // DARK_BLUE
2, // DARK_GREEN
@ -31,7 +33,7 @@ namespace ColorTool.ConsoleTargets
8+1, // BRIGHT_RED
8+5, // BRIGHT_MAGENTA
8+3, // BRIGHT_YELLOW
8+7,// BRIGHT_WHITE
8+7, // BRIGHT_WHITE
};
public void ApplyColorScheme(ColorScheme colorScheme, bool quietMode)
@ -46,7 +48,7 @@ namespace ColorTool.ConsoleTargets
SetConsoleMode(hOut, requestedMode);
}
for (int i = 0; i < colorScheme.colorTable.Length; i++)
for (int i = 0; i < colorScheme.ColorTable.Length; i++)
{
int vtIndex = VT_INDICIES[i];
Color color = colorScheme[i];

83
tools/ColorTool/ColorTool/SchemeParsers/IniSchemeParser.cs
View file

@ -19,7 +19,8 @@ namespace ColorTool.SchemeParsers
private static extern int GetPrivateProfileString(string section, string key, string def, StringBuilder retVal, int size, string filePath);
// These are in Windows Color table order - BRG, not RGB.
public static string[] COLOR_NAMES = {
internal static readonly IReadOnlyList<string> COLOR_NAMES = new[]
{
"DARK_BLACK",
"DARK_BLUE",
"DARK_GREEN",
@ -38,44 +39,7 @@ namespace ColorTool.SchemeParsers
"BRIGHT_WHITE"
};
public string Name => "INI File Parser";
static uint ParseHex(string arg)
{
System.Drawing.Color col = System.Drawing.ColorTranslator.FromHtml(arg);
return RGB(col.R, col.G, col.B);
}
static uint ParseRgb(string arg)
{
int[] components = { 0, 0, 0 };
string[] args = arg.Split(',');
if (args.Length != components.Length) throw new Exception("Invalid color format \"" + arg + "\"");
if (args.Length != 3) throw new Exception("Invalid color format \"" + arg + "\"");
for (int i = 0; i < args.Length; i++)
{
components[i] = Int32.Parse(args[i]);
}
return RGB(components[0], components[1], components[2]);
}
static uint ParseColor(string arg)
{
if (arg[0] == '#')
{
return ParseHex(arg.Substring(1));
}
else
{
return ParseRgb(arg);
}
}
static string FindIniScheme(string schemeName)
{
return SchemeManager.GetSearchPaths(schemeName, ".ini").FirstOrDefault(File.Exists);
}
public string Name { get; } = "INI File Parser";
public ColorScheme ParseScheme(string schemeName, bool reportErrors = false)
{
@ -154,8 +118,8 @@ namespace ColorTool.SchemeParsers
if (colorTable != null)
{
var consoleAttributes = new ConsoleAttributes { background = backgroundColor, foreground = foregroundColor, popupBackground = popupBackgroundColor, popupForeground = popupForegroundColor };
return new ColorScheme { colorTable = colorTable, consoleAttributes = consoleAttributes };
var consoleAttributes = new ConsoleAttributes(backgroundColor, foregroundColor, popupBackgroundColor, popupForegroundColor);
return new ColorScheme(colorTable, consoleAttributes);
}
else
{
@ -183,5 +147,42 @@ namespace ColorTool.SchemeParsers
return true;
}
}
private static uint ParseHex(string arg)
{
System.Drawing.Color col = System.Drawing.ColorTranslator.FromHtml(arg);
return RGB(col.R, col.G, col.B);
}
private static uint ParseRgb(string arg)
{
int[] components = { 0, 0, 0 };
string[] args = arg.Split(',');
if (args.Length != components.Length) throw new Exception("Invalid color format \"" + arg + "\"");
if (args.Length != 3) throw new Exception("Invalid color format \"" + arg + "\"");
for (int i = 0; i < args.Length; i++)
{
components[i] = Int32.Parse(args[i]);
}
return RGB(components[0], components[1], components[2]);
}
private static uint ParseColor(string arg)
{
if (arg[0] == '#')
{
return ParseHex(arg.Substring(1));
}
else
{
return ParseRgb(arg);
}
}
private static string FindIniScheme(string schemeName)
{
return SchemeManager.GetSearchPaths(schemeName, ".ini").FirstOrDefault(File.Exists);
}
}
}

65
tools/ColorTool/ColorTool/SchemeParsers/JsonParser.cs
View file

@ -15,7 +15,8 @@ namespace ColorTool.SchemeParsers
{
class JsonParser : ISchemeParser
{
static string[] CONCFG_COLOR_NAMES = {
private static IReadOnlyList<string> CONCFG_COLOR_NAMES = new[]
{
"black", // DARK_BLACK
"dark_blue", // DARK_BLUE
"dark_green", // DARK_GREEN
@ -34,34 +35,7 @@ namespace ColorTool.SchemeParsers
"white" // BRIGHT_WHITE
};
public string Name => "concfg Parser";
static uint ParseColor(string arg)
{
System.Drawing.Color col = System.Drawing.ColorTranslator.FromHtml(arg);
return RGB(col.R, col.G, col.B);
}
static XmlDocument loadJsonFile(string schemeName)
{
XmlDocument xmlDoc = new XmlDocument();
foreach (string path in SchemeManager.GetSearchPaths(schemeName, ".json")
.Where(File.Exists))
{
try
{
var data = File.ReadAllBytes(path);
var reader = JsonReaderWriterFactory.CreateJsonReader(data, System.Xml.XmlDictionaryReaderQuotas.Max);
xmlDoc.Load(reader);
return xmlDoc;
}
catch (XmlException /*e*/) { /* failed to parse */ }
catch (IOException /*e*/) { /* failed to find */ }
catch (UnauthorizedAccessException /*e*/) { /* unauthorized */ }
}
return null;
}
public string Name { get; } = "concfg Parser";
public ColorScheme ParseScheme(string schemeName, bool reportErrors = false)
{
@ -119,18 +93,45 @@ namespace ColorTool.SchemeParsers
}
}
var consoleAttributes = new ConsoleAttributes { background = screenBackground, foreground = screenForeground, popupBackground = popupBackground, popupForeground = popupForeground };
return new ColorScheme { colorTable = colorTable, consoleAttributes = consoleAttributes };
var consoleAttributes = new ConsoleAttributes(screenBackground, screenForeground, popupBackground, popupForeground);
return new ColorScheme(colorTable, consoleAttributes);
}
catch (Exception /*e*/)
{
if (reportErrors)
{
Console.WriteLine("failes to load json scheme");
Console.WriteLine("failed to load json scheme");
}
return null;
}
}
private static uint ParseColor(string arg)
{
System.Drawing.Color col = System.Drawing.ColorTranslator.FromHtml(arg);
return RGB(col.R, col.G, col.B);
}
private static XmlDocument loadJsonFile(string schemeName)
{
XmlDocument xmlDoc = new XmlDocument();
foreach (string path in SchemeManager.GetSearchPaths(schemeName, ".json")
.Where(File.Exists))
{
try
{
var data = File.ReadAllBytes(path);
var reader = JsonReaderWriterFactory.CreateJsonReader(data, System.Xml.XmlDictionaryReaderQuotas.Max);
xmlDoc.Load(reader);
return xmlDoc;
}
catch (XmlException /*e*/) { /* failed to parse */ }
catch (IOException /*e*/) { /* failed to find */ }
catch (UnauthorizedAccessException /*e*/) { /* unauthorized */ }
}
return null;
}
}
}

106
tools/ColorTool/ColorTool/SchemeParsers/XmlSchemeParser.cs
View file

@ -4,6 +4,7 @@
//
using System;
using System.Collections.Generic;
using System.Globalization;
using System.IO;
using System.Linq;
@ -15,8 +16,9 @@ namespace ColorTool.SchemeParsers
class XmlSchemeParser : ISchemeParser
{
// In Windows Color Table order
static string[] PLIST_COLOR_NAMES = {
"Ansi 0 Color", // DARK_BLACK
private static readonly string[] PLIST_COLOR_NAMES =
{
"Ansi 0 Color", // DARK_BLACK
"Ansi 4 Color", // DARK_BLUE
"Ansi 2 Color", // DARK_GREEN
"Ansi 6 Color", // DARK_CYAN
@ -31,17 +33,57 @@ namespace ColorTool.SchemeParsers
"Ansi 9 Color", // BRIGHT_RED
"Ansi 13 Color", // BRIGHT_MAGENTA
"Ansi 11 Color", // BRIGHT_YELLOW
"Ansi 15 Color" // BRIGHT_WHITE
"Ansi 15 Color" // BRIGHT_WHITE
};
static string FG_KEY = "Foreground Color";
static string BG_KEY = "Background Color";
static string RED_KEY = "Red Component";
static string GREEN_KEY = "Green Component";
static string BLUE_KEY = "Blue Component";
private const string FG_KEY = "Foreground Color";
private const string BG_KEY = "Background Color";
private const string RED_KEY = "Red Component";
private const string GREEN_KEY = "Green Component";
private const string BLUE_KEY = "Blue Component";
public string Name => "iTerm Parser";
public string Name { get; } = "iTerm Parser";
static bool parseRgbFromXml(XmlNode components, ref uint rgb)
public ColorScheme ParseScheme(string schemeName, bool reportErrors = false)
{
XmlDocument xmlDoc = LoadXmlScheme(schemeName); // Create an XML document object
if (xmlDoc == null) return null;
XmlNode root = xmlDoc.GetElementsByTagName("dict")[0];
XmlNodeList children = root.ChildNodes;
uint[] colorTable = new uint[COLOR_TABLE_SIZE];
uint? fgColor = null, bgColor = null;
int colorsFound = 0;
bool success = false;
foreach (var tableEntry in children.OfType<XmlNode>().Where(_ => _.Name == "key"))
{
uint rgb = 0;
int index = -1;
XmlNode components = tableEntry.NextSibling;
success = ParseRgbFromXml(components, ref rgb);
if (!success) { break; }
else if (tableEntry.InnerText == FG_KEY) { fgColor = rgb; }
else if (tableEntry.InnerText == BG_KEY) { bgColor = rgb; }
else if (-1 != (index = Array.IndexOf(PLIST_COLOR_NAMES, tableEntry.InnerText)))
{ colorTable[index] = rgb; colorsFound++; }
}
if (colorsFound < COLOR_TABLE_SIZE)
{
if (reportErrors)
{
Console.WriteLine(Resources.InvalidNumberOfColors);
}
success = false;
}
if (!success)
{
return null;
}
var consoleAttributes = new ConsoleAttributes(bgColor, fgColor, null, null);
return new ColorScheme(colorTable, consoleAttributes);
}
private static bool ParseRgbFromXml(XmlNode components, ref uint rgb)
{
int r = -1;
int g = -1;
@ -78,8 +120,7 @@ namespace ColorTool.SchemeParsers
return true;
}
static XmlDocument loadXmlScheme(string schemeName)
private static XmlDocument LoadXmlScheme(string schemeName)
{
XmlDocument xmlDoc = new XmlDocument(); // Create an XML document object
foreach (string path in SchemeManager.GetSearchPaths(schemeName, ".itermcolors")
@ -97,46 +138,5 @@ namespace ColorTool.SchemeParsers
return null;
}
public ColorScheme ParseScheme(string schemeName, bool reportErrors = false)
{
XmlDocument xmlDoc = loadXmlScheme(schemeName); // Create an XML document object
if (xmlDoc == null) return null;
XmlNode root = xmlDoc.GetElementsByTagName("dict")[0];
XmlNodeList children = root.ChildNodes;
uint[] colorTable = new uint[COLOR_TABLE_SIZE];
uint? fgColor = null, bgColor = null;
int colorsFound = 0;
bool success = false;
foreach (var tableEntry in children.OfType<XmlNode>().Where(_ => _.Name == "key"))
{
uint rgb = 0;
int index = -1;
XmlNode components = tableEntry.NextSibling;
success = parseRgbFromXml(components, ref rgb);
if (!success) { break; }
else if (tableEntry.InnerText == FG_KEY) { fgColor = rgb; }
else if (tableEntry.InnerText == BG_KEY) { bgColor = rgb; }
else if (-1 != (index = Array.IndexOf(PLIST_COLOR_NAMES, tableEntry.InnerText)))
{ colorTable[index] = rgb; colorsFound++; }
}
if (colorsFound < COLOR_TABLE_SIZE)
{
if (reportErrors)
{
Console.WriteLine(Resources.InvalidNumberOfColors);
}
success = false;
}
if (!success)
{
return null;
}
var consoleAttributes = new ConsoleAttributes { foreground = fgColor, background = bgColor };
return new ColorScheme { colorTable = colorTable, consoleAttributes = consoleAttributes };
}
}
}