Added new background-option: SlideShow.

Vocaluxe/Base/CMain.cs

@@ -233,6 +233,16 @@ namespace Vocaluxe.Base
         {
             return CSettings.DataPath;
         }
+
+        public float GetSlideShowImageTime()
+        {
+            return CSettings.SlideShowImageTime;
+        }
+
+        public float GetSlideShowFadeTime()
+        {
+            return CSettings.SlideShowFadeTime;
+        }
     }
 
     class CBtheme : ITheme

Vocaluxe/Base/CSettings.cs

@@ -142,6 +142,9 @@ namespace Vocaluxe.Base
         public const float BackgroundMusicFadeTime = 0.5f;
         public const float PauseResetTime = 1f;
 
+        public const float SlideShowImageTime = 3500f;
+        public const float SlideShowFadeTime = 500f;
+
         public static readonly List<string> MusicFileTypes = new List<string>
             {
                 "*.mp3",

VocaluxeLib/IBasic.cs

@@ -86,6 +86,9 @@ namespace VocaluxeLib
 
         string GetFolderProfiles();
         string GetDataPath();
+
+        float GetSlideShowImageTime();
+        float GetSlideShowFadeTime();
     }
 
     public interface ITheme

VocaluxeLib/Menu/CBackground.cs

@@ -18,6 +18,8 @@
 using System;
 using System.Drawing;
 using System.Xml;
+using System.Diagnostics;
+using System.Collections.Generic;
 using VocaluxeLib.Draw;
 
 namespace VocaluxeLib.Menu
@@ -27,6 +29,7 @@ namespace VocaluxeLib.Menu
         None,
         Color,
         Texture,
+        SlideShow,
         Video
     }
 
@@ -36,6 +39,8 @@ namespace VocaluxeLib.Menu
 
         public EBackgroundTypes Type;
 
+        public List<string> SlideShowTextures;
+
         public string VideoName;
         public string TextureName;
 
@@ -48,6 +53,10 @@ namespace VocaluxeLib.Menu
         private SThemeBackground _Theme;
         private bool _ThemeLoaded;
 
+        private int _SlideShowCurrent;
+        private Stopwatch _SlideShowTimer = new Stopwatch();
+        private List<CTexture> _SlideShowTextures = new List<CTexture>();
+
         public SColorF Color;
 
         public string GetThemeName()
@@ -92,6 +101,17 @@ namespace VocaluxeLib.Menu
                     _ThemeLoaded &= success;
             }
 
+            string slideShow = "";
+            int i = 1;
+            _Theme.SlideShowTextures = new List<string>();
+            while (xmlReader.ItemExists(item + "/SlideShow" + i))
+            {
+                xmlReader.GetValue(item + "/SlideShow" + i, out slideShow, String.Empty);
+                if (slideShow != "")
+                    _Theme.SlideShowTextures.Add(slideShow);
+                i++;
+            }
+
             if (_ThemeLoaded)
             {
                 _Theme.Name = elementName;
@@ -115,6 +135,12 @@ namespace VocaluxeLib.Menu
                 writer.WriteComment("<Skin>: Background Texture name");
                 writer.WriteElementString("Skin", _Theme.TextureName);
 
+                writer.WriteComment("<SlideShow%>: Texture name for slide-show");
+                for (int i = 0; i < _Theme.SlideShowTextures.Count; i++)
+                {
+                    writer.WriteElementString("SlideShow" + (i + 1), _Theme.SlideShowTextures[i]);
+                }
+
                 writer.WriteComment("<Color>: Background color for type \"Color\" from ColorScheme (high priority)");
                 writer.WriteComment("or <R>, <G>, <B>, <A> (lower priority)");
                 if (!String.IsNullOrEmpty(_Theme.ColorName))
@@ -164,6 +190,11 @@ namespace VocaluxeLib.Menu
                 ok = _DrawVideo();
             }
 
+            if (_Theme.Type == EBackgroundTypes.SlideShow && _Theme.SlideShowTextures.Count > 0)
+            {
+                ok = _DrawSlideShow();
+            }
+
             if (!String.IsNullOrEmpty(_Theme.TextureName) &&
                 (_Theme.Type == EBackgroundTypes.Texture ||
                  (_Theme.Type == EBackgroundTypes.Video && (CBase.Config.GetVideoBackgrounds() == EOffOn.TR_CONFIG_OFF || !ok))))
@@ -176,12 +207,15 @@ namespace VocaluxeLib.Menu
             return true;
         }
 
-        public void UnloadTextures() {}
+        public void UnloadTextures() { _SlideShowTextures.Clear(); }
 
         public void LoadTextures()
         {
             if (!String.IsNullOrEmpty(_Theme.ColorName))
                 Color = CBase.Theme.GetColor(_Theme.ColorName, _PartyModeID);
+
+            foreach (string s in _Theme.SlideShowTextures)
+                _SlideShowTextures.Add(CBase.Theme.GetSkinTexture(s, _PartyModeID));
         }
 
         public void ReloadTextures()
@@ -214,6 +248,57 @@ namespace VocaluxeLib.Menu
             return false;
         }
 
+        private bool _DrawSlideShow()
+        {
+            if (_SlideShowTextures.Count > 0) 
+            {
+                if (!_SlideShowTimer.IsRunning)
+                {
+                    _SlideShowTimer.Start();
+                    _SlideShowCurrent = 0;
+                }
+
+                CTexture texture = _SlideShowTextures[_SlideShowCurrent];
+
+                if (texture == null)
+                    return false;
+
+                var bounds = new RectangleF(0f, 0f, CBase.Settings.GetRenderW(), CBase.Settings.GetRenderH());
+                RectangleF rect;
+                CHelper.SetRect(bounds, out rect, texture.OrigAspect, EAspect.Crop);
+
+                CBase.Drawing.DrawTexture(texture, new SRectF(rect.X, rect.Y, rect.Width, rect.Height, CBase.Settings.GetZFar() / 4));
+
+                if (_SlideShowTimer.ElapsedMilliseconds >= (CBase.Settings.GetSlideShowFadeTime() + CBase.Settings.GetSlideShowImageTime()))
+                {
+                    _SlideShowTimer.Restart();
+                    if (_SlideShowCurrent + 1 < _SlideShowTextures.Count)
+                        _SlideShowCurrent++;
+                    else if (_SlideShowCurrent != 0)
+                        _SlideShowCurrent = 0;
+                }
+                else if (_SlideShowTimer.ElapsedMilliseconds >= CBase.Settings.GetSlideShowImageTime())
+                {
+                    if (_SlideShowCurrent + 1 < _SlideShowTextures.Count)
+                        texture = _SlideShowTextures[_SlideShowCurrent + 1];
+                    else if (_SlideShowCurrent != 0)
+                        texture = _SlideShowTextures[0];
+                    else
+                        texture = null;
+
+                    if (texture != null)
+                    {
+                        float alpha = (_SlideShowTimer.ElapsedMilliseconds - CBase.Settings.GetSlideShowImageTime()) / CBase.Settings.GetSlideShowFadeTime();
+                        CHelper.SetRect(bounds, out rect, texture.OrigAspect, EAspect.Crop);
+                        CBase.Drawing.DrawTexture(texture, new SRectF(rect.X, rect.Y, rect.Width, rect.Height, (CBase.Settings.GetZFar() / 4) - 1), new SColorF(1,1,1, alpha));
+                    }
+                }
+                
+                return true;
+            }
+            return false;
+        }
+
         private bool _DrawVideo()
         {
             CTexture videoTexture = CBase.Theme.GetSkinVideoTexture(_Theme.VideoName, _PartyModeID);