// 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.
//
// Copyright (c) 2005 Novell, Inc. (http://www.novell.com)
//
// Authors:
// Peter Dennis Bartok (pbartok@novell.com)
//
//
using System.ComponentModel;
using System.Security.Permissions;
namespace System.Web.UI.WebControls{
// CAS
[AspNetHostingPermissionAttribute (SecurityAction.LinkDemand, Level = AspNetHostingPermissionLevel.Minimal)]
// attributes
[TypeConverter(typeof(System.ComponentModel.ExpandableObjectConverter))]
public sealed class FontInfo
{
#region Fields
static string[] empty_names = new string[0];
StateBag bag;
Style _owner;
#endregion // Fields
#region Constructors
internal FontInfo(Style owner)
{
_owner = owner;
this.bag = owner.ViewState;
}
#endregion // Constructors
#region Public Instance Properties
#if ONLY_1_1
[Bindable(true)]
#endif
[DefaultValue(false)]
[NotifyParentProperty(true)]
[WebSysDescription ("")]
[WebCategory ("Font")]
public bool Bold
{
get
{
if (!_owner.CheckBit((int)Style.Styles.FontBold))
{
return false;
}
return bag.GetBool("Font_Bold", false);
}
set
{
bag["Font_Bold"] = value;
_owner.SetBit ((int) Style.Styles.FontBold);
}
}
#if ONLY_1_1
[Bindable(true)]
#endif
[DefaultValue(false)]
[NotifyParentProperty(true)]
[WebSysDescription ("")]
[WebCategory ("Font")]
public bool Italic
{
get
{
if (!_owner.CheckBit ((int) Style.Styles.FontItalic))
{
return false;
}
return bag.GetBool("Font_Italic", false);
}
set
{
bag["Font_Italic"] = value;
_owner.SetBit ((int) Style.Styles.FontItalic);
}
}
#if NET_2_0
[RefreshProperties (RefreshProperties.Repaint)]
#else
[Bindable(true)]
#endif
[DefaultValue("")]
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Editor("System.Drawing.Design.FontNameEditor, " + Consts.AssemblySystem_Drawing_Design, typeof(System.Drawing.Design.UITypeEditor))]
[NotifyParentProperty(true)]
[TypeConverter (typeof(System.Drawing.FontConverter.FontNameConverter))]
[WebSysDescription ("")]
[WebCategory ("Font")]
public string Name
{
get
{
string [] names = Names;
if (names.Length == 0)
return string.Empty;
return names[0];
}
set
{
// Seems to be a special case in MS, removing the names from the bag when Name is set to empty,
// but not when setting Names to an empty array
if (value == string.Empty) {
Names = null;
return;
}
if (value == null) {
throw new ArgumentNullException("value", "Font name cannot be null");
}
Names = new string[1] { value };
}
}
#if NET_2_0
[RefreshProperties (RefreshProperties.Repaint)]
#endif
[Editor("System.Windows.Forms.Design.StringArrayEditor, " + Consts.AssemblySystem_Design, typeof (System.Drawing.Design.UITypeEditor))]
[NotifyParentProperty(true)]
[TypeConverter(typeof(System.Web.UI.WebControls.FontNamesConverter))]
[WebSysDescription ("")]
[WebCategory ("Font")]
public string[] Names
{
get
{
string[] ret;
if (!_owner.CheckBit ((int) Style.Styles.FontNames))
{
return FontInfo.empty_names;
}
ret = (string[])bag["Font_Names"];
if (ret != null) {
return ret;
}
return FontInfo.empty_names;
}
set
{
if (value == null) {
bag.Remove ("Font_Names");
_owner.RemoveBit ((int) Style.Styles.FontNames);
}
else {
bag ["Font_Names"] = value;
_owner.SetBit ((int) Style.Styles.FontNames);
}
}
}
#if ONLY_1_1
[Bindable(true)]
#endif
[DefaultValue(false)]
[NotifyParentProperty(true)]
[WebSysDescription ("")]
[WebCategory ("Font")]
public bool Overline
{
get
{
if (!_owner.CheckBit ((int) Style.Styles.FontOverline))
{
return false;
}
return bag.GetBool("Font_Overline", false);
}
set
{
bag["Font_Overline"] = value;
_owner.SetBit ((int) Style.Styles.FontOverline);
}
}
#if NET_2_0
[RefreshProperties (RefreshProperties.Repaint)]
#else
[Bindable(true)]
#endif
[DefaultValue(typeof (FontUnit), "")]
[NotifyParentProperty(true)]
[WebSysDescription ("")]
[WebCategory ("Font")]
public FontUnit Size
{
get
{
if (!_owner.CheckBit ((int) Style.Styles.FontSize))
{
return FontUnit.Empty;
}
return (FontUnit)bag["Font_Size"];
}
set
{
if (value.Unit.Value < 0)
{
throw new ArgumentOutOfRangeException("Value", value.Unit.Value, "Font size cannot be negative");
}
bag["Font_Size"] = value;
_owner.SetBit ((int) Style.Styles.FontSize);
}
}
#if ONLY_1_1
[Bindable(true)]
#endif
[DefaultValue(false)]
[NotifyParentProperty(true)]
[WebSysDescription ("")]
[WebCategory ("Font")]
public bool Strikeout
{
get
{
if (!_owner.CheckBit ((int) Style.Styles.FontStrikeout))
{
return false;
}
return bag.GetBool("Font_Strikeout", false);
}
set
{
bag["Font_Strikeout"] = value;
_owner.SetBit ((int) Style.Styles.FontStrikeout);
}
}
#if ONLY_1_1
[Bindable(true)]
#endif
[DefaultValue(false)]
[NotifyParentProperty(true)]
[WebSysDescription ("")]
[WebCategory ("Font")]
public bool Underline
{
get
{
if (!_owner.CheckBit ((int) Style.Styles.FontUnderline))
{
return false;
}
return bag.GetBool("Font_Underline", false);
}
set
{
bag["Font_Underline"] = value;
_owner.SetBit ((int) Style.Styles.FontUnderline);
}
}
#endregion // Public Instance Properties
#region Public Instance Methods
public void CopyFrom(FontInfo f)
{
//Methods CopyFrom and MergeWith behave differently between 1.1 and 2.0
if (f == null || f.IsEmpty)
return;
if (f == this)
return;
#if NET_2_0
// MS stores the property in the bag if it's value is false
if (f._owner.CheckBit((int) Style.Styles.FontBold)) {
this.Bold = f.Bold;
}
if (f._owner.CheckBit ((int) Style.Styles.FontItalic)) {
this.Italic = f.Italic;
}
// MS seems to have some weird behaviour, even if f's Name has been set to String.Empty we still get an empty array
this.Names = f.Names;
if (f._owner.CheckBit ((int) Style.Styles.FontOverline)) {
this.Overline = f.Overline;
}
if (f._owner.CheckBit ((int) Style.Styles.FontSize)) {
this.Size = f.Size;
}
if (f._owner.CheckBit ((int) Style.Styles.FontStrikeout)) {
this.Strikeout = f.Strikeout;
}
if (f._owner.CheckBit ((int) Style.Styles.FontUnderline)) {
this.Underline = f.Underline;
}
#else
// MS does not store the property in the bag if it's value is false
if ((f._owner.CheckBit ((int) Style.Styles.FontBold)) && f.Bold)
{
this.Bold = true;
}
if ((f._owner.CheckBit ((int) Style.Styles.FontItalic)) && f.Italic)
{
this.Italic = true;
}
// MS seems to have some weird behaviour, even if f's Name has been set to String.Empty we still get an empty array
this.Names = f.Names;
if ((f._owner.CheckBit ((int) Style.Styles.FontOverline)) && f.Overline)
{
this.Overline = true;
}
if ((f._owner.CheckBit ((int) Style.Styles.FontSize)) && (f.Size != FontUnit.Empty))
{
this.Size = f.Size;
}
if ((f._owner.CheckBit ((int) Style.Styles.FontStrikeout)) && f.Strikeout)
{
this.Strikeout = true;
}
if ((f._owner.CheckBit ((int) Style.Styles.FontUnderline)) && f.Underline)
{
this.Underline = true;
}
#endif
}
public void MergeWith(FontInfo f)
{
//Methods CopyFrom and MergeWith behave differently between 1.1 and 2.0
#if NET_2_0
if (!_owner.CheckBit ((int) Style.Styles.FontBold) && f._owner.CheckBit ((int) Style.Styles.FontBold)) {
this.Bold = f.Bold;
}
if (!_owner.CheckBit ((int) Style.Styles.FontItalic) && f._owner.CheckBit ((int) Style.Styles.FontItalic)) {
this.Italic = f.Italic;
}
if (!_owner.CheckBit ((int) Style.Styles.FontNames) && f._owner.CheckBit ((int) Style.Styles.FontNames)) {
this.Names = f.Names;
}
if (!_owner.CheckBit ((int) Style.Styles.FontOverline) && f._owner.CheckBit ((int) Style.Styles.FontOverline)) {
this.Overline = f.Overline;
}
if (!_owner.CheckBit ((int) Style.Styles.FontSize) && f._owner.CheckBit ((int) Style.Styles.FontSize)) {
this.Size = f.Size;
}
if (!_owner.CheckBit ((int) Style.Styles.FontStrikeout) && f._owner.CheckBit ((int) Style.Styles.FontStrikeout)) {
this.Strikeout = f.Strikeout;
}
if (!_owner.CheckBit ((int) Style.Styles.FontUnderline) && f._owner.CheckBit ((int) Style.Styles.FontUnderline)) {
this.Underline = f.Underline;
}
#else
if (!_owner.CheckBit ((int) Style.Styles.FontBold) && f._owner.CheckBit ((int) Style.Styles.FontBold) && f.Bold)
{
this.Bold = true;
}
if (!_owner.CheckBit ((int) Style.Styles.FontItalic) && f._owner.CheckBit ((int) Style.Styles.FontItalic) && f.Italic)
{
this.Italic = true;
}
if (!_owner.CheckBit ((int) Style.Styles.FontNames) && f._owner.CheckBit ((int) Style.Styles.FontNames))
{
this.Names = f.Names;
}
if (!_owner.CheckBit ((int) Style.Styles.FontOverline) && f._owner.CheckBit ((int) Style.Styles.FontOverline) && f.Overline)
{
this.Overline = true;
}
if (!_owner.CheckBit ((int) Style.Styles.FontSize) && f._owner.CheckBit ((int) Style.Styles.FontSize))
{
this.Size = f.Size;
}
if (!_owner.CheckBit ((int) Style.Styles.FontStrikeout) && f._owner.CheckBit ((int) Style.Styles.FontStrikeout))
{
this.Strikeout = true;
}
if (!_owner.CheckBit ((int) Style.Styles.FontUnderline) && f._owner.CheckBit ((int) Style.Styles.FontUnderline) && f.Underline)
{
this.Underline = true;
}
#endif
}
public bool ShouldSerializeNames()
{
return (Names.Length != 0);
}
public override string ToString()
{
if (this.Names.Length == 0)
{
return this.Size.ToString();
}
return this.Name + ", " + this.Size.ToString();
}
#if NET_2_0
public void ClearDefaults () {
Reset ();
}
#endif
#endregion // Public Instance Methods
#region Private Methods
internal void Reset()
{
bag.Remove("Font_Bold");
bag.Remove("Font_Italic");
bag.Remove("Font_Names");
bag.Remove("Font_Overline");
bag.Remove("Font_Size");
bag.Remove("Font_Strikeout");
bag.Remove("Font_Underline");
_owner.RemoveBit ((int) Style.Styles.FontAll);
}
#if NET_2_0
internal void FillStyleAttributes (CssStyleCollection attributes, bool alwaysRenderTextDecoration) {
if (IsEmpty) {
if(alwaysRenderTextDecoration)
attributes.Add (HtmlTextWriterStyle.TextDecoration, "none");
return;
}
string s;
// Fonts are a bit weird
s = String.Join (",", Names);
if (s.Length > 0) {
attributes.Add (HtmlTextWriterStyle.FontFamily, s);
}
if (_owner.CheckBit ((int) Style.Styles.FontBold)) {
attributes.Add (HtmlTextWriterStyle.FontWeight, Bold ? "bold" : "normal");
}
if (_owner.CheckBit ((int) Style.Styles.FontItalic)) {
attributes.Add (HtmlTextWriterStyle.FontStyle, Italic ? "italic" : "normal");
}
if (!Size.IsEmpty) {
attributes.Add (HtmlTextWriterStyle.FontSize, Size.ToString ());
}
// These styles are munged into a attribute decoration
s = string.Empty;
bool hasTextDecoration = false;
if (_owner.CheckBit ((int) Style.Styles.FontOverline)) {
if (Overline)
s += "overline ";
hasTextDecoration = true;
}
if (_owner.CheckBit ((int) Style.Styles.FontStrikeout)) {
if (Strikeout)
s += "line-through ";
hasTextDecoration = true;
}
if (_owner.CheckBit ((int) Style.Styles.FontUnderline)) {
if (Underline)
s += "underline ";
hasTextDecoration = true;
}
s = (s.Length > 0) ? s.Trim () : (alwaysRenderTextDecoration || hasTextDecoration) ? "none" : "";
if (s.Length > 0)
attributes.Add (HtmlTextWriterStyle.TextDecoration, s);
}
#endif
#endregion // Private Methods
bool IsEmpty {
get {
return !_owner.CheckBit ((int) Style.Styles.FontAll);
}
}
}
}
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