using System;
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using System.Collections.Generic;
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using Com.Hdl.Widget.CoverFlowViewPager;
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namespace Shared
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{
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/// <summary>
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/// UICoverFlowView
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/// </summary>
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public class UICoverFlowView : View
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{
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/// <summary>
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/// 当前视图
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/// </summary>
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/// <value>The UICoverFlowView.</value>
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HDLCoverFlowViewPager mHDLCoverFlowViewPager
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{
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get
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{
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return AndroidView as HDLCoverFlowViewPager;
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}
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set
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{
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AndroidView = value;
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}
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}
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/// <summary>
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/// 父容器
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/// </summary>
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/// <value>The parent.</value>
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ViewGroup Parents { get; set; }
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///// <summary>
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///// 视图高度
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///// </summary>
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///// <value>The height.</value>
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//public override int Height
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//{
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// get
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// {
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// return base.Height;
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// }
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// set
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// {
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// base.Height = value;
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// if (!IsCanRefresh)
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// {
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// return;
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// }
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// var layoutParameters = realViewGroup.LayoutParameters;
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// layoutParameters.Height = Height;
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// realViewGroup.LayoutParameters = layoutParameters;
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// }
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//}
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///// <summary>
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///// 视图宽度
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///// </summary>
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///// <value>The width.</value>
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//public override int Width
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//{
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// get
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// {
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// return base.Width;
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// }
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// set
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// {
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// base.Width = value;
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// if (!IsCanRefresh)
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// {
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// return;
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// }
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// var layoutParameters = realViewGroup.LayoutParameters;
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// layoutParameters.Width = Width;
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// realViewGroup.LayoutParameters = layoutParameters;
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// }
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//}
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/// <summary>
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/// 构造函数
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/// </summary>
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public UICoverFlowView()
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{
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mHDLCoverFlowViewPager = new HDLCoverFlowViewPager(Application.Activity);
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//viewList.Add(new Button { });
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//UpdateViewsList();
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mHDLCoverFlowViewPager.InitBanner(mAndroidViewsList, true, 15f)//开启3D画廊效果
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.AddPageMargin(0, 100)//参数1page之间的间距,参数2中间item距离边界的间距
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.FinishConfig()//这句必须加
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.AddGalleryListener(new OnSelectChangeListener(this));
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Parents = new ViewGroup();
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//Parents.AddChidren(this);
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//mOnSelectChangeListener = new OnSelectChangeListener(this);
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//mHDLCoverFlowViewPager.SetOptionsSelectChangeListener(mOnSelectChangeListener);
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}
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List<Android.Views.View> mAndroidViewsList = new List<Android.Views.View>();
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List<View> viewList = new List<View>();
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private void UpdateViewsList()
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{
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mAndroidViewsList.Clear();
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foreach (View MView in viewList)
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{
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mAndroidViewsList.Add(MView.AndroidView);
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}
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mHDLCoverFlowViewPager.UpdateViewsList(mAndroidViewsList);
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}
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int pageIndex;
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/// <summary>
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/// 设置或者获取当前的界面索引
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/// </summary>
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/// <value>The index of the page.</value>
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public int PageIndex
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{
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get
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{
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return pageIndex;
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}
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set
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{
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if (value < 0 || viewList.Count < value)
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{
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return;
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}
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pageIndex = value;
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mHDLCoverFlowViewPager.SetCurrentItem(pageIndex);
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}
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}
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public void Remove(View view)
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{
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if (view == null)
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{
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return;
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}
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viewList.Remove(view);
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//realViewGroup.RemoveView(view.AndroidView);
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//view.Parent = null;
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//base.Remove(view);
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//UpdateViewsList();
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}
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/// <summary>
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/// 增加子控件
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/// </summary>
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/// <param name="view">View.</param>
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public void AddChidren(View view)
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{
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view.Parent = Parents;
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viewList.Add(view);
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UpdateViewsList();
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view.Refresh();
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if (view is ViewGroup)
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{
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var tempViewGroup = (ViewGroup)view;
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for (int i = 0; i < tempViewGroup.ChildrenCount; i++)
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{
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tempViewGroup.GetChildren(i).Refresh();
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}
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}
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//base.AddChidren(view);
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}
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/// <summary>
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/// 清空所有的控件
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/// </summary>
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public void RemoveAll()
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{
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viewList.Clear();
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//base.RemoveAll();
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UpdateViewsList();
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}
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/// <summary>
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/// 移除指定索引对象
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/// </summary>
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/// <param name="index">Index.</param>
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public void RemoveAt(int index)
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{
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if (GetChildren(index) != null)
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{
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viewList.Remove(GetChildren(index));
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UpdateViewsList();
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}
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//base.RemoveAt(index);
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//UpdateViewsList();
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}
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/// <summary>
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/// 获取指定索引对象
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/// </summary>
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/// <returns>The children.</returns>
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/// <param name="index">Index.</param>
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public View GetChildren(int index)
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{
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if (viewList.Count - 1 < index || index < 0)
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{
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return null;
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}
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return viewList[index];
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}
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///// <summary>
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///// 移除控件
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///// </summary>
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///// <param name="view">View.</param>
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//internal virtual void Remove(View view)
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//{
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// if (view == null)
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// {
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// return;
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// }
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// mViewsList.Remove(view);
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// UpdateViewsList(mViewsList);
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// view.Parent = null;
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//}
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///// <summary>
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///// 设置PickerView 默认选中项
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///// </summary>
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//public void setCurrentItems(int option1, int option2, int option3)
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//{
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// mHDLCoverFlowViewPager.SetCurrentItems(option1, option2, option3);
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//}
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///// <summary>
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///// 设置PickerView数据
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///// </summary>
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//public void setNPicker(List<string> mFirstList, List<string> mSecondList, List<string> mThirdList)
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//{
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// mHDLCoverFlowViewPager.SetNPicker(mFirstList, mSecondList, mThirdList);
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//}
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///// <summary>
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///// 设置PickerView 选中文字的颜色
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///// </summary>
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//public void setTextColorCenter(uint mColor , int indexID) {
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// byte r, g, b, a;
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// r = (byte)(mColor / 256 / 256 % 256);
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// g = (byte)(mColor / 256 % 256);
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// b = (byte)(mColor % 256);
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// a = (byte)(mColor / 256 / 256 / 256 % 256);
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// mHDLCoverFlowViewPager.SetTextColorCenter(Android.Graphics.Color.Argb(a, r, g, b), indexID);
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//}
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public Action<int> OnSelectChangeEvent;
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public Action<int> OnCoverFlowViewClickEvent;
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/// <summary>
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/// OnProgressChangeListener 继承响应事件
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/// </summary>
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OnSelectChangeListener mOnSelectChangeListener;
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public class OnSelectChangeListener : Java.Lang.Object, HDLCoverFlowViewPager.IOnClickGalleryListener
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{
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UICoverFlowView _UICoverFlowView;
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public OnSelectChangeListener(UICoverFlowView view)
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{
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_UICoverFlowView = view;
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}
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public void OnGalleryClick(int p0)
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{
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_UICoverFlowView.OnCoverFlowViewClickEvent?.Invoke(p0);
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_UICoverFlowView.pageIndex = p0;
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}
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public void OnGalleryPositionChange(int p0)
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{
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_UICoverFlowView.OnSelectChangeEvent?.Invoke(p0);
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_UICoverFlowView.pageIndex = p0;
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}
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}
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}
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}
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