+ UIGifAvatar: Gif动态头像

SunnyUI/Controls/UIControl.cs

@@ -516,7 +516,7 @@ namespace Sunny.UI
         private int rectSize = 1;
 
         /// <summary>
-        /// 边框颜色
+        /// 边框宽度
         /// </summary>
         [Description("边框宽度"), Category("SunnyUI")]
         [DefaultValue(1)]

SunnyUI/Controls/UIGifAvatar.cs

@@ -0,0 +1,293 @@
+/******************************************************************************
+ * SunnyUI 开源控件库、工具类库、扩展类库、多页面开发框架。
+ * CopyRight (C) 2012-2022 ShenYongHua(沈永华).
+ * QQ群：56829229 QQ：17612584 EMail：SunnyUI@QQ.Com
+ *
+ * Blog:   https://www.cnblogs.com/yhuse
+ * Gitee:  https://gitee.com/yhuse/SunnyUI
+ * GitHub: https://github.com/yhuse/SunnyUI
+ *
+ * SunnyUI.dll can be used for free under the GPL-3.0 license.
+ * If you use this code, please keep this note.
+ * 如果您使用此代码，请保留此说明。
+ ******************************************************************************
+ * 文件名称: UIGifAvatar.cs
+ * 文件说明: Gif动态头像
+ * 当前版本: V3.1
+ * 创建日期: 2022-07-01
+ *
+ * 2022-07-01: V3.2.0 增加文件说明
+******************************************************************************/
+
+using System;
+using System.ComponentModel;
+using System.Drawing;
+using System.Drawing.Imaging;
+using System.Threading;
+using System.Windows.Forms;
+
+namespace Sunny.UI
+{
+    [ToolboxItem(true)]
+    public class UIGifAvatar : UIControl, IZoomScale
+    {
+        private Image image;
+        private System.Windows.Forms.Timer timer1 = new System.Windows.Forms.Timer();
+
+        public UIGifAvatar()
+        {
+            SetStyleFlags(false, false, false);
+            timer1.Tick += timer1_Tick;
+            fillColor = UIStyles.Blue.PanelFillColor;
+            rectColor = UIStyles.Blue.PanelFillColor;
+            Width = Height = 128;
+        }
+
+        ~UIGifAvatar()
+        {
+            Active = false;
+        }
+
+        /// <summary>
+        /// 填充颜色，当值为背景色或透明色或空值则不填充
+        /// </summary>
+        [Description("填充颜色，当值为背景色或透明色或空值则不填充"), Category("SunnyUI")]
+        [DefaultValue(typeof(Color), "243, 249, 255")]
+        public Color FillColor
+        {
+            get
+            {
+                return fillColor;
+            }
+            set
+            {
+                if (fillColor != value)
+                {
+                    fillColor = value;
+                    SetStyleCustom();
+                }
+            }
+        }
+
+        /// <summary>
+        /// 边框颜色
+        /// </summary>
+        [Description("边框颜色"), Category("SunnyUI")]
+        [DefaultValue(typeof(Color), "243, 249, 255")]
+        public Color RectColor
+        {
+            get
+            {
+                return rectColor;
+            }
+            set
+            {
+                if (rectColor != value)
+                {
+                    rectColor = value;
+                    SetStyleCustom();
+                }
+            }
+        }
+
+        public override void SetStyleColor(UIBaseStyle uiColor)
+        {
+            fillColor = uiColor.PanelFillColor;
+            rectColor = uiColor.PanelFillColor;
+        }
+
+        [DefaultValue(null)]
+        public Image Image
+        {
+            get => image;
+            set
+            {
+                image = value;
+                bool atv = Active;
+                Active = false;
+                if (atv)
+                {
+                    while (timer1.Enabled)
+                        Thread.Sleep(timer1.Interval);
+                }
+
+                if (Image != null)
+                {
+                    ImageCount = GifHelper.GifFrameCount(Image);
+                    if (IsGif)
+                    {
+                        int delay = GifHelper.GifFrameInterval(image);
+                        if (delay > 0)
+                        {
+                            timer1.Interval = delay;
+                        }
+                    }
+
+                    ShowImage();
+                    Invalidate();
+                }
+
+                Active = atv;
+            }
+        }
+
+        private int avatarSize = 120;
+
+        [DefaultValue(120), Description("头像大小"), Category("SunnyUI")]
+        public int AvatarSize
+        {
+            get => avatarSize;
+            set
+            {
+                avatarSize = value;
+                ShowImage();
+                Invalidate();
+            }
+        }
+
+
+        private int ImageCount;
+        public bool IsGif => ImageCount > 0;
+
+        private bool active;
+
+        [DefaultValue(false)]
+        public bool Active
+        {
+            get => active;
+            set
+            {
+                active = value;
+                if (active)
+                {
+                    timer1.Start();
+                }
+                else
+                {
+                    FrameIndex = 0;
+                    timer1.Stop();
+                }
+            }
+        }
+
+        private int FrameIndex;
+
+        protected override void OnSizeChanged(EventArgs e)
+        {
+            base.OnSizeChanged(e);
+            ShowImage();
+            Invalidate();
+        }
+
+        private Image RoundImage;
+
+        public void ShowImage()
+        {
+            int size = avatarSize;
+            if (Image == null)
+            {
+                return;
+            }
+
+            if (RoundImage != null)
+            {
+                if (RoundImage.Width != Width || RoundImage.Height != Height)
+                {
+                    RoundImage.Dispose();
+                    RoundImage = null;
+                }
+            }
+
+            if (RoundImage == null)
+            {
+                RoundImage = new Bitmap(Width, Height);
+            }
+
+            Graphics g = Graphics.FromImage(RoundImage);
+            g.Clear(FillColor);
+
+            float sc1 = Image.Width * 1.0f / size;
+            float sc2 = Image.Height * 1.0f / size;
+            int drawSize = Math.Min(Width, Height);
+            Image bmp = ScaleImage(Math.Min(sc1, sc2));
+            if (bmp != null)
+            {
+                g.DrawImage(bmp, (drawSize - avatarSize) / 2, (drawSize - avatarSize) / 2);
+                bmp.Dispose();
+            }
+
+            g.DrawEllipse(rectColor, new Rectangle((drawSize - AvatarSize) / 2, (drawSize - AvatarSize) / 2,
+                AvatarSize, AvatarSize), true, RectSize);
+        }
+
+        public bool ShowScore { get; set; } = true;
+
+        private Image ScaleImage(float size)
+        {
+            if (Image == null)
+            {
+                return null;
+            }
+
+            if (!IsGif)
+            {
+                Bitmap scaleImage = ((Bitmap)Image).ResizeImage((int)(Image.Width * 1.0 / size + 0.5),
+               (int)(Image.Height * 1.0 / size + 0.5));
+                Bitmap result = scaleImage.Split(avatarSize, UIShape.Circle);
+                scaleImage.Dispose();
+                return result;
+            }
+            else
+            {
+                FrameDimension fd = new FrameDimension(Image.FrameDimensionsList[0]);
+                Image.SelectActiveFrame(fd, FrameIndex);
+                Bitmap imageEx = new Bitmap(Image.Width, Image.Height);
+                Graphics g = Graphics.FromImage(imageEx);
+                g.DrawImage(Image, new Point(0, 0));
+                Bitmap scaleImage = imageEx.ResizeImage((int)(Image.Width * 1.0 / size + 0.5), (int)(Image.Height * 1.0 / size + 0.5));
+                Bitmap result = scaleImage.Split(avatarSize, UIShape.Circle);
+                scaleImage.Dispose();
+                imageEx.Dispose();
+                return result;
+            }
+        }
+
+        protected override void OnPaint(PaintEventArgs e)
+        {
+            base.OnPaint(e);
+
+            if (RoundImage != null)
+            {
+                e.Graphics.DrawImage(RoundImage, 0, 0);
+            }
+            else
+            {
+                int drawSize = Math.Min(Width, Height);
+                e.Graphics.FillEllipse(Color.Silver, new Rectangle((drawSize - AvatarSize) / 2, (drawSize - AvatarSize) / 2,
+                    AvatarSize, AvatarSize), true);
+            }
+        }
+
+        private void timer1_Tick(object sender, EventArgs e)
+        {
+            timer1.Stop();
+
+            if (IsGif)
+            {
+                if (FrameIndex < ImageCount - 1)
+                {
+                    FrameIndex++;
+                }
+                else
+                {
+                    FrameIndex = 0;
+                }
+
+                ShowImage();
+                Invalidate();
+            }
+
+            timer1.Enabled = active;
+        }
+    }
+}

SunnyUI/SunnyUI.csproj

@@ -21,7 +21,7 @@
         <AssemblyOriginatorKeyFile>D:\MyDocuments\SunnyUI.pfx</AssemblyOriginatorKeyFile>
         <DelaySign>False</DelaySign>
         <GeneratePackageOnBuild>True</GeneratePackageOnBuild>
-        <GenerateDocumentationFile>True</GenerateDocumentationFile>
+        <GenerateDocumentationFile>False</GenerateDocumentationFile>
     </PropertyGroup>
 
     <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">