public AsyncLoadImage(String path, MagicCache cache, CancellationToken token, MagicThreadFactory thread, Delegate action, Object[] expect)
{
this.path = path;
this.cache = cache;
this.token = token;
this.thread = thread;
this.action = action;
this.expect = expect;
}
/// <summary>
/// 异步载图
/// </summary>
/// <param name="path">数据源</param>
/// <param name="cache">数据缓存</param>
/// <param name="token">线程令牌</param>
/// <param name="thread">线程工厂</param>
/// <param name="action">回调函数</param>
/// <param name="expect">期望参数</param>
public static MagicThread AsyncLoad(String path, MagicCache cache, MagicThreadFactory thread, Delegate action, Object[] expect)
{
System.Threading.CancellationTokenSource drive = new System.Threading.CancellationTokenSource();
{
MagicThread task = new MagicThread(path, (new AsyncLoadImage(path, cache, drive.Token, thread, action, expect)).DownLoad);
{
thread.Attach(task, drive);
}
return(task);
}
}
public void Dispose()
{
if (!MatchUtils.IsEmpty(this.thread))
{
this.thread.Destroy();
{
this.thread = null;
}
}
if (!MatchUtils.IsEmpty(this.widget))
{
this.widget.Dispose();
{
this.widget = null;
}
}
if (!MatchUtils.IsEmpty(this.symbol))
{
this.symbol.Dispose();
{
this.symbol = null;
}
}
if (!MatchUtils.IsEmpty(this.listen))
{
this.listen.Dispose();
{
this.listen = null;
}
}
if (!MatchUtils.IsEmpty(this.vessel))
{
this.vessel.Dispose();
{
this.vessel = null;
}
}
if (!MatchUtils.IsEmpty(this.option))
{
this.option.Clear();
{
this.option = null;
}
}
if (!MatchUtils.IsEmpty(this.sharer))
{
this.sharer.Dispose();
{
this.sharer = null;
}
}
if (!MatchUtils.IsEmpty(this.canvas))
{
this.canvas.Children.Clear();
{
this.canvas = null;
}
}
if (!MatchUtils.IsEmpty(this.facade))
{
this.facade.Children.Clear();
{
this.facade = null;
}
}
// 内存释放
{
this.assets = null;
this.screen = null;
this.center = null;
this.sketch = null;
this.netmap = null;
}
}
/// <summary>
/// 构造函数
/// </summary>
/// <param name="facade">地图面板</param>
/// <param name="option">地图配置</param>
public Maper(Panel facade, Option option)
{
if (!MatchUtils.IsEmpty(this.facade = facade) && !MatchUtils.IsEmpty(this.option = option) && (
this.enable = true
))
{
// 初始光标
this.facade.Cursor = (this.sharer = new Share()).FreeCur;
{
// 初始参数
this.ramble = this.option.Exist("Ramble") ? this.option.Fetch <bool>("Ramble") : true;
this.assets = new Assets(
this.option.Exist("Assets") ? this.option.Fetch <string>("Assets") : null
);
}
// 初始缓存
this.screen = new Screen(
this.facade
);
this.symbol = new Symbol();
this.widget = new Widget();
this.listen = new Listen();
{
this.listen.DragEvent = new Event(this);
this.listen.ZoomEvent = new Event(this);
this.listen.SwapEvent = new Event(this);
}
// 初始尺寸
Binding wide = new Binding();
wide.Source = this.facade;
wide.Mode = BindingMode.OneWay;
wide.Path = new PropertyPath("ActualWidth");
Binding high = new Binding();
high.Source = this.facade;
high.Mode = BindingMode.OneWay;
high.Path = new PropertyPath("ActualHeight");
// 初始画布
(this.canvas = new Canvas()).Background = new SolidColorBrush(Color.FromRgb(229, 227, 223));
{
// 裁切显示区
this.canvas.ClipToBounds = true;
// 自适应宽度
this.canvas.SetBinding(Canvas.WidthProperty, wide);
// 自适应高度
this.canvas.SetBinding(Canvas.HeightProperty, high);
}
// 初始地图集
this.vessel = new Atlas(10);
{
// 自适应宽度
this.vessel.SetBinding(UserControl.WidthProperty, wide);
// 自适应高度
this.vessel.SetBinding(UserControl.HeightProperty, high);
}
// 实例化图层
this.canvas.Children.Add(this.vessel);
this.facade.Children.Add(this.canvas);
// 初始化画笔
this.sketch = new MagicGraphic(this.vessel.Draw);
{
// 初始化线程
this.thread = new MagicThreadFactory();
// 初始化缓存
this.memory = new MagicCache(
"MaperCache_" + StampUtils.GetTimeStamp(), 300, 75, TimeSpan.Parse("00:10:00")
);
}
// 初始化布局
this.facade.SizeChanged += (obj, evt) =>
{
if (!this.screen.W.Equals(this.facade.ActualWidth) || !this.screen.H.Equals(this.facade.ActualHeight))
{
// 调整屏幕大小
this.screen.X = (this.screen.W = this.facade.ActualWidth) / 2;
this.screen.Y = (this.screen.H = this.facade.ActualHeight) / 2;
// 调整地图大小
if (!MatchUtils.IsEmpty(this.netmap))
{
this.netmap.Resize();
}
}
};
// 初始化漫游
this.facade.MouseLeftButtonDown += new MouseButtonEventHandler(delegate(object downObj, MouseButtonEventArgs downEvt)
{
if (!MatchUtils.IsEmpty(this.netmap) && this.netmap.Enable && this.enable && this.ramble && (
downEvt.Handled = downEvt.ClickCount.Equals(1)
))
{
if (Mouse.Capture(this.facade, CaptureMode.SubTree))
{
Point spoint = downEvt.GetPosition(this.facade), epoint = new Point();
{
// 拖拽光标
this.facade.Cursor = this.sharer.DragCur;
{
MouseEventHandler mevent = null;
MouseButtonEventHandler sevent = null;
// 绑定事件
this.facade.MouseMove += (mevent = new MouseEventHandler(delegate(object moveObj, MouseEventArgs moveEvt)
{
// 捕捉光标
if (this.manual = !(MatchUtils.IsEmpty(epoint = moveEvt.GetPosition(this.facade)) || Point.Equals(spoint, epoint)))
{
Canvas.SetTop(this.vessel, this.netmap.Nature.T - (epoint.Y = (spoint.Y - epoint.Y)));
Canvas.SetLeft(this.vessel, this.netmap.Nature.L - (epoint.X = (spoint.X - epoint.X)));
}
}));
this.facade.MouseLeftButtonUp += (sevent = new MouseButtonEventHandler(delegate(object stopObj, MouseButtonEventArgs stopEvt)
{
// 恢复光标
this.facade.Cursor = this.sharer.FreeCur;
{
stopEvt.Handled = true;
try
{
this.facade.MouseMove -= mevent;
this.facade.MouseLeftButtonUp -= sevent;
}
catch
{ }
finally
{
// 释放光标
Mouse.Capture(this.facade, CaptureMode.None);
try
{
if (!MatchUtils.IsEmpty(this.center) && this.manual)
{
this.Netmap.Moveto(this.netmap.Crd2px(this.center).Offset(new Pixel(epoint.X, epoint.Y)));
}
}
catch
{ }
finally
{
this.manual = false;
{
spoint.X = 0;
spoint.Y = 0;
epoint.X = 0;
epoint.Y = 0;
}
mevent = null;
sevent = null;
}
}
}
}));
}
}
}
}
});
}
}
/// <summary>
/// 构造函数
/// </summary>
/// <param name="path">数据源</param>
/// <param name="cache">数据缓存</param>
/// <param name="action">回调函数</param>
public AsyncLoadImage(String path, MagicCache cache, CancellationToken token, MagicThreadFactory thread, Delegate action)
: this(path, cache, token, thread, action, null)
{
}
