src/Tizen.NUI.Components/Style/ScrollbarStyle.cs

   1 /*
   2  * Copyright(c) 2019 Samsung Electronics Co., Ltd.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  *
  16  */
  17 using System.ComponentModel;
  18 using Tizen.NUI.BaseComponents;
  19 using Tizen.NUI.Binding;
  20
  21 namespace Tizen.NUI.Components
  22 {
  23     /// <summary>
  24     /// ScrollBarStyle is a class which saves Scrollbar's ux data.
  25     /// </summary>
  26     /// <since_tizen> 8 </since_tizen>
  27     public class ScrollBarStyle : ControlStyle
  28     {
  29         static ScrollBarStyle() { }
  30
  31         /// <summary>
  32         /// Creates a new instance of a ScrollBarStyle.
  33         /// </summary>
  34         /// <since_tizen> 8 </since_tizen>
  35         public ScrollBarStyle() : base()
  36         {
  37             InitSubStyle();
  38             Direction = ScrollBar.DirectionType.Horizontal;
  39         }
  40
  41         /// <summary>
  42         /// Creates a new instance of a ScrollBarStyle with style.
  43         /// </summary>
  44         /// <param name="style">Create ScrollBarStyle by style customized by user.</param>
  45         /// <since_tizen> 8 </since_tizen>
  46         public ScrollBarStyle(ScrollBarStyle style) : base(style)
  47         {
  48             if (null == style) return;
  49
  50             InitSubStyle();
  51
  52             this.CopyFrom(style);
  53         }
  54
  55         /// <summary>
  56         /// Get or set track image style.
  57         /// </summary>
  58         /// <since_tizen> 8 </since_tizen>
  59         public ImageViewStyle Track { get; set; }
  60
  61         /// <summary>
  62         /// Get or set thumb image style.
  63         /// </summary>
  64         /// <since_tizen> 8 </since_tizen>
  65         public ImageViewStyle Thumb { get; set; }
  66
  67         /// <summary>
  68         /// Get or set direction type.
  69         /// </summary>
  70         /// <since_tizen> 8 </since_tizen>
  71         public ScrollBar.DirectionType? Direction { get; set; }
  72
  73         /// <summary>
  74         /// Get or set duration.
  75         /// </summary>
  76         /// <since_tizen> 8 </since_tizen>
  77         public uint Duration { get; set; }
  78
  79         /// <summary>
  80         /// Style's clone function.
  81         /// </summary>
  82         /// <param name="bindableObject">The style that need to copy.</param>
  83         /// <since_tizen> 8 </since_tizen>
  84         public override void CopyFrom(BindableObject bindableObject)
  85         {
  86             base.CopyFrom(bindableObject);
  87
  88             ScrollBarStyle scrollBarStyle = bindableObject as ScrollBarStyle;
  89
  90             if (null != scrollBarStyle)
  91             {
  92                 if (null != scrollBarStyle.Track)
  93                 {
  94                     Track?.CopyFrom(scrollBarStyle.Track);
  95                 }
  96
  97                 if (null != scrollBarStyle.Thumb)
  98                 {
  99                     Thumb?.CopyFrom(scrollBarStyle.Thumb);
 100                 }
 101
 102                 Direction = scrollBarStyle.Direction;
 103                 Duration = scrollBarStyle.Duration;
 104             }
 105         }
 106
 107         private void InitSubStyle()
 108         {
 109             Track = new ImageViewStyle()
 110             {
 111                 PositionUsesPivotPoint = true,
 112                 ParentOrigin = Tizen.NUI.ParentOrigin.CenterLeft,
 113                 PivotPoint = Tizen.NUI.PivotPoint.CenterLeft,
 114                 WidthResizePolicy = ResizePolicyType.FillToParent,
 115                 HeightResizePolicy = ResizePolicyType.FillToParent
 116             };
 117
 118             Thumb = new ImageViewStyle()
 119             {
 120                 PositionUsesPivotPoint = true,
 121                 ParentOrigin = Tizen.NUI.ParentOrigin.CenterLeft,
 122                 PivotPoint = Tizen.NUI.PivotPoint.CenterLeft,
 123                 WidthResizePolicy = ResizePolicyType.Fixed,
 124                 HeightResizePolicy = ResizePolicyType.Fixed
 125             };
 126         }
 127     }
 128 }