/// <summary>
/// 新增一个可拖拽的视频（摄像头）
/// </summary>
/// <param name="name"></param>
/// <param name="size"></param>
/// <param name="point"></param>
/// <param name="source">IP,Port,ChannelUserName,Password</param>
/// <returns></returns>
public DragVideo AddDragVideo(string name, Size size, Point point, string source)
{
int childCount = this.Children.Count;
DragVideo shape = new DragVideo()
{
CtrlName = string.IsNullOrEmpty(name) ? Guid.NewGuid().ToString("N") : name,
Name = "DragVideo" + childCount.ToString(),
Width = size.Width,
Height = size.Height,
Position = point,
ZIndex = childCount,
BelongCanvas = this, //设置为当前Canvas
IsReadOnly = this.IsReadOnly, //只读
Text = source,
};
shape.DragDelta += DragDelta;
shape.DragStarted += DragStarted;
shape.DragCompleted += DragCompleted;
bSaved = false;
DragThumbs.Add(shape);
this.Children.Add(shape); //添加到界面上
Canvas.SetZIndex(shape, shape.ZIndex); //设置界面ZIndex属性
shape.IsSelected = !IsReadOnly;
return(shape);
}
/// <summary>
/// 新增一个可拖拽图片
/// </summary>
/// <param name="size">图片大小</param>
/// <param name="point">图片位置</param>
/// <param name="source">图片目录</param>
/// <param name="background"></param>
/// <param name="borderBrush"></param>
/// <param name="zIndex">顺序</param>
/// <returns></returns>
public DragImage AddDragImage(string name, Size size, Point point, ImageSource source, Brush background, Brush borderBrush, int zIndex)
{
int childCount = this.Children.Count;
DragImage tb = new DragImage()
{
CtrlName = string.IsNullOrEmpty(name) ? Guid.NewGuid().ToString("N"): name,
Background = background,
BorderBrush = borderBrush,
Name = "DragImage" + childCount.ToString(),
Width = size.Width,
Height = size.Height,
Position = point,
ZIndex = zIndex,
BelongCanvas = this, //设置为当前Canvas
IsReadOnly = this.IsReadOnly, //只读
Source = source,
};
tb.DragDelta += DragDelta;
tb.DragStarted += DragStarted;
tb.DragCompleted += DragCompleted;
bSaved = false;
DragThumbs.Add(tb);
this.Children.Add(tb); //添加到界面上
Canvas.SetZIndex(tb, zIndex); //设置界面ZIndex属性
tb.IsSelected = !IsReadOnly;
return(tb);
}
/// <summary>
/// 新增一个可拖拽的圆形
/// </summary>
/// <param name="name"></param>
/// <param name="size"></param>
/// <param name="background"></param>
/// <param name="borderBrush"></param>
/// <returns></returns>
public DragCircle AddDragCircle(string name, Size size, Point point, Brush background, Brush borderBrush, string sText = "")
{
int childCount = this.Children.Count;
DragCircle shape = new DragCircle()
{
CtrlName = string.IsNullOrEmpty(name) ? Guid.NewGuid().ToString("N") : name,
Background = background,
BorderBrush = borderBrush,
Name = "DragCircle" + childCount.ToString(),
Width = size.Width,
Height = size.Height,
Position = point,
ZIndex = childCount,
BelongCanvas = this, //设置为当前Canvas
IsReadOnly = this.IsReadOnly, //只读
Text = sText,
BasicShapeType = EmBasicShape.Ellipse,
};
shape.DragDelta += DragDelta;
shape.DragStarted += DragStarted;
shape.DragCompleted += DragCompleted;
bSaved = false;
DragThumbs.Add(shape);
this.Children.Add(shape); //添加到界面上
Canvas.SetZIndex(shape, shape.ZIndex); //设置界面ZIndex属性
shape.IsSelected = !IsReadOnly;
return(shape);
}
private void ReOrderAllDragImage()
{
var orderDragImages = DragThumbs.OrderBy(c => c.ZIndex).ToList();
for (int i = 0; i <= orderDragImages.Count() - 1; i++)
{
DragThumb di = orderDragImages[i];
SetZIndex(di, i);
}
}
/// <summary>
/// 清除所有
/// </summary>
public void RemoveAllDragThumb()
{
ClearAlignLies();
ClearWidthHeightLines();
foreach (var thumb in this.DragThumbs)
{
this.Children.Remove(thumb);
}
DragThumbs.Clear();
bSaved = false;
}
/// <summary>
/// 清除当前所有选择的
/// </summary>
public void RemoveAllSelected()
{
foreach (DragThumb thumb in SelectDragThumbs)
{
this.Children.Remove(thumb);
DragThumbs.Remove(thumb);
}
bSaved = false;
_CurSelectedDragThumb = null;
SelectDragThumbs.Clear();
ReOrderAllDragImage(); //重新排序
}
/// <summary>
/// 移除控件
/// </summary>
/// <param name="dragThumb"></param>
public void RemoveDragThumb(DragThumb dragThumb)
{
if (dragThumb == null)
{
return;
}
this.Children.Remove(dragThumb);
bSaved = false;
SelectDragThumbs.Remove(dragThumb);
DragThumbs.Remove(dragThumb);
ReOrderAllDragImage(); //重新排序
}
public bool Save(string filePath)
{
if (string.IsNullOrEmpty(filePath))
{
return(false);
}
XDocument xmlDoc = new XDocument();
if (File.Exists(filePath))
{
xmlDoc = XDocument.Load(filePath);
}
else
{
xmlDoc = new XDocument();
}
XElement root = xmlDoc.Elements("root").FirstOrDefault();
XElement drags = null, dbElem = null;
if (root != null)
{
drags = root.Elements("FlowDesigns").FirstOrDefault();
if (drags != null)
{
drags.RemoveAll();
}
else
{
drags = new XElement("FlowDesigns");
root.Add(drags);
}
}
else
{
root = new XElement("root");
drags = new XElement("FlowDesigns");
root.Add(drags);
}
foreach (DragThumb di in DragThumbs.OrderBy(c => c.ZIndex))
{
dbElem = new XElement(di.Name);
dbElem.SetAttributeValue("Name", di.CtrlName); //名称
dbElem.SetAttributeValue("Position", new Point(Canvas.GetLeft(di), Canvas.GetTop(di))); //位置
dbElem.SetAttributeValue("Size", new Size(di.Width, di.Height)); //尺寸
dbElem.SetAttributeValue("ItemType", di.CtrlType.ToString()); //控件类型
dbElem.SetAttributeValue("Background", di.Background.ToString()); //背景色
if (di.MonitorItem)
{
dbElem.SetAttributeValue("Monitor", di.MonitorItem); //是否监控
}
if (di.ReadOnlyCanClick)
{
dbElem.SetAttributeValue("ReadOnlyCanClick", di.ReadOnlyCanClick); //是否可以单击
}
if (di.BorderBrush != Brushes.White)
{
dbElem.SetAttributeValue("BorderBrush", di.BorderBrush.ToString()); //边框色
}
if (di.CtrlType == EmFlowCtrlType.PolygonSharp) //形状
{
dbElem.SetAttributeValue("Shape", ((DragShape)di).BasicShapeType.ToString()); //形状类型
}
if (di.Source != null)
{
string source = di.Source.ToString().Replace("file:///", "");
string curPath = System.Environment.CurrentDirectory.Replace("\\", "/") + "/";
source = source.Replace(curPath, "");
dbElem.SetAttributeValue("Source", source); //图片路径
}
if (!string.IsNullOrEmpty(di.Text))
{
dbElem.SetAttributeValue("Text", di.Text); //文本
}
dbElem.SetAttributeValue("Foreground", di.Foreground); //文本颜色
dbElem.SetAttributeValue("FontWeight", di.FontWeight.ToString()); //文本粗体
dbElem.SetAttributeValue("FontSize", di.FontSize); //字体大小
drags.Add(dbElem);
}
Console.WriteLine(root.Value);
try
{
//保存上面的修改
root.Save(filePath);
bSaved = true;
}
catch (Exception e)
{
return(false);
}
return(true);
}
private DragThumb GetDragImageByZIndex(int zIndex)
{
DragThumb di = DragThumbs.Find(c => c.ZIndex == zIndex);
return(di);
}
