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//
// ChunkStyle.cs
//
// Author:
// Mike Krüger <mkrueger@xamarin.com>
//
// Copyright (c) 2013 Xamarin Inc. (http://xamarin.com)
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
using System;
using System.IO;
using System.Collections.Generic;
using System.Xml.Linq;
using MonoDevelop.Components;
namespace MonoDevelop.Ide.Editor.Highlighting
{
public sealed class ChunkStyle
{
public string Name { get; set; }
public HslColor Foreground { get; set; }
public HslColor Background { get; set; }
public bool TransparentForeground {
get {
return Foreground.Alpha == 0.0;
}
}
public bool TransparentBackground {
get {
return Background.Alpha == 0.0;
}
}
public Xwt.Drawing.FontWeight FontWeight { get; set; }
public Xwt.Drawing.FontStyle FontStyle { get; set; }
[Obsolete("Will be removed - use FontWeight")]
public bool Bold {
get {
return FontWeight == Xwt.Drawing.FontWeight.Bold;
}
}
[Obsolete("Will be removed - use FontStyle")]
public bool Italic {
get {
return FontStyle == Xwt.Drawing.FontStyle.Italic;
}
}
public bool Underline {
get; set;
}
public ChunkStyle ()
{
Foreground = Background = new HslColor (0, 0, 0, 0);
FontWeight = Xwt.Drawing.FontWeight.Normal;
FontStyle = Xwt.Drawing.FontStyle.Normal;
}
public ChunkStyle (ChunkStyle baseStyle)
{
this.Name = baseStyle.Name;
this.Foreground = baseStyle.Foreground;
this.Background = baseStyle.Background;
this.FontWeight = baseStyle.FontWeight;
this.FontStyle = baseStyle.FontStyle;
this.Underline = baseStyle.Underline;
}
public override bool Equals (object obj)
{
if (obj == null)
return false;
if (ReferenceEquals (this, obj))
return true;
if (obj.GetType () != typeof(ChunkStyle))
return false;
ChunkStyle other = (ChunkStyle)obj;
return Name == other.Name && Foreground.Equals (other.Foreground) && Background.Equals (other.Background) && FontWeight == other.FontWeight && FontStyle == other.FontStyle;
}
public override int GetHashCode ()
{
unchecked {
return (Name != null ? Name.GetHashCode () : 0) ^ Foreground.GetHashCode () ^ Background.GetHashCode () ^ FontWeight.GetHashCode () ^ FontStyle.GetHashCode ();
}
}
public static ChunkStyle Create (XElement element, Dictionary<string, HslColor> palette)
{
var result = new ChunkStyle ();
foreach (var node in element.DescendantNodes ()) {
if (node.NodeType == System.Xml.XmlNodeType.Element) {
var el = (XElement)node;
switch (el.Name.LocalName) {
case "name":
result.Name = el.Value;
break;
case "fore":
result.Foreground = ColorScheme.ParsePaletteColor (palette, el.Value);
break;
case "back":
result.Background = ColorScheme.ParsePaletteColor (palette, el.Value);
break;
case "weight":
Xwt.Drawing.FontWeight weight;
if (!Enum.TryParse<Xwt.Drawing.FontWeight> (el.Value, true, out weight))
throw new InvalidDataException (el.Value + " is no valid text weight values are: " + string.Join (",", Enum.GetNames (typeof(Xwt.Drawing.FontWeight))) );
result.FontWeight = weight;
break;
case "style":
Xwt.Drawing.FontStyle style;
if (!Enum.TryParse<Xwt.Drawing.FontStyle> (el.Value, true, out style))
throw new InvalidDataException (el.Value + " is no valid text weight values are: " + string.Join (",", Enum.GetNames (typeof(Xwt.Drawing.FontStyle))) );
result.FontStyle = style;
break;
default:
throw new InvalidDataException ("Invalid element in text color:" + el.Name);
}
}
}
return result;
}
public Gdk.GC CreateBgGC (Gdk.Drawable drawable)
{
return new Gdk.GC (drawable) { RgbBgColor = (HslColor)Foreground, RgbFgColor = (HslColor)Background };
}
public Gdk.GC CreateFgGC (Gdk.Drawable drawable)
{
return new Gdk.GC (drawable) { RgbBgColor = (HslColor)Background, RgbFgColor = (HslColor)Foreground };
}
public override string ToString ()
{
return string.Format ("[ChunkStyle: Name={0}, CairoColor={1}, CairoBackgroundColor={2}, FontWeight={3}, FontStyle={4}]", Name, Foreground, Background, FontWeight, FontStyle);
}
public static ChunkStyle Import (string name, ColorScheme.VSSettingColor vsc)
{
var textColor = new ChunkStyle ();
textColor.Name = name;
if (!string.IsNullOrEmpty (vsc.Foreground) && vsc.Foreground != "0x02000000") {
textColor.Foreground = ColorScheme.ImportVsColor (vsc.Foreground);
if (textColor.TransparentForeground && name != "Selected Text" && name != "Selected Text(Inactive)")
textColor.Foreground = new HslColor (0, 0, 0);
}
if (!string.IsNullOrEmpty (vsc.Background) && vsc.Background != "0x02000000")
textColor.Background = ColorScheme.ImportVsColor (vsc.Background);
if (vsc.BoldFont)
textColor.FontWeight = Xwt.Drawing.FontWeight.Bold;
return textColor;
}
public ChunkStyle Clone ()
{
return (ChunkStyle)this.MemberwiseClone ();
}
}
}
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