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//
// Picture.cs
//
// Author:
// Jean-Philippe Bruyère <jp.bruyere@hotmail.com>
//
// Copyright (c) 2015 jp
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
using System;
using System.IO;
using Cairo;
namespace go
{
public abstract class Picture
{
public string Path;
public Size Dimensions;
public bool KeepProportions = false;
public bool Scale = true;
public Picture ()
{
}
public Picture (string path)
{
LoadImage (path);
}
#region Image Loading
public void LoadImage (string path)
{
loadFromStream (Interface.GetStreamFromPath (path));
Path = path;
}
protected abstract void loadFromStream(Stream stream);
#endregion
public abstract void Paint(Context ctx, Rectangle rect, string subPart = "");
public static implicit operator Picture(string path)
{
if (string.IsNullOrEmpty (path))
return null;
Picture _pic = null;
if (path.EndsWith (".svg", true, System.Globalization.CultureInfo.InvariantCulture))
_pic = new SvgPicture ();
else
_pic = new BmpPicture ();
_pic.LoadImage (path);
return _pic;
}
public static implicit operator string(Picture _pic)
{
return _pic == null ? null : _pic.Path;
}
public static object Parse(string path)
{
if (string.IsNullOrEmpty (path))
return null;
Picture _pic = null;
if (path.EndsWith (".svg", true, System.Globalization.CultureInfo.InvariantCulture))
_pic = new SvgPicture ();
else
_pic = new BmpPicture ();
_pic.LoadImage (path);
return _pic;
}
public override string ToString ()
{
return Path;
}
}
}
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