annotate Chronosv2/source/DragAndDrop/DragAdorner.cs @ 19:09d18d6e5f40

airport work
author stevenh7776 stevenhollidge@hotmail.com
date Thu, 15 Mar 2012 06:59:15 +0000
parents 443821e55f06
children
rev   line source
10
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
1 using System.Windows;
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
2 using System.Windows.Documents;
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
3 using System.Windows.Media;
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
4 using System.Windows.Shapes;
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
5
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
6 namespace Chronos.Presentation.DragAndDrop
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
7 {
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
8 public sealed class DragAdorner : Adorner
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
9 {
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
10 #region · Fields ·
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
11
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
12 private UIElement child;
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
13 private UIElement owner;
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
14 private double XCenter;
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
15 private double YCenter;
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
16 private double topOffset;
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
17 private double leftOffset;
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
18
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
19 #endregion
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
20
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
21 #region · Properties ·
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
22
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
23 public double LeftOffset
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
24 {
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
25 get { return this.leftOffset; }
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
26 set
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
27 {
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
28 this.leftOffset = (value - this.XCenter);
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
29 this.UpdatePosition();
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
30 }
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
31 }
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
32
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
33 public double TopOffset
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
34 {
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
35 get { return this.topOffset; }
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
36 set
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
37 {
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
38 this.topOffset = (value - this.YCenter);
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
39 this.UpdatePosition();
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
40 }
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
41 }
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
42
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
43 #endregion
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
44
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
45 #region · Protected Properties ·
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
46
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
47 protected override int VisualChildrenCount
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
48 {
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
49 get { return 1; }
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
50 }
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
51
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
52 #endregion
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
53
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
54 #region · Constructors ·
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
55
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
56 public DragAdorner(UIElement owner)
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
57 : base(owner)
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
58 {
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
59 }
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
60
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
61 public DragAdorner(UIElement owner, UIElement adornElement, bool useVisualBrush, double opacity)
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
62 : base(owner)
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
63 {
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
64 this.owner = owner;
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
65
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
66 if (useVisualBrush)
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
67 {
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
68 VisualBrush brush = new VisualBrush(adornElement);
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
69 Rectangle rect = new Rectangle();
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
70
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
71 brush.Opacity = opacity;
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
72 rect.RadiusX = 3;
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
73 rect.RadiusY = 3;
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
74 rect.Width = adornElement.DesiredSize.Width;
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
75 rect.Height = adornElement.DesiredSize.Height;
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
76
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
77 this.XCenter = adornElement.DesiredSize.Width / 2;
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
78 this.YCenter = adornElement.DesiredSize.Height / 2;
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
79
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
80 rect.Fill = brush;
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
81
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
82 this.child = rect;
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
83 }
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
84 else
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
85 {
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
86 this.child = adornElement;
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
87 }
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
88 }
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
89
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
90 #endregion
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
91
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
92 #region · Methods ·
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
93
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
94 public override GeneralTransform GetDesiredTransform(GeneralTransform transform)
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
95 {
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
96 GeneralTransformGroup result = new GeneralTransformGroup();
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
97
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
98 result.Children.Add(base.GetDesiredTransform(transform));
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
99 result.Children.Add(new TranslateTransform(this.leftOffset, this.topOffset));
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
100
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
101 return result;
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
102 }
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
103
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
104 #endregion
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
105
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
106 #region · Protected Methods ·
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
107
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
108 protected override Visual GetVisualChild(int index)
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
109 {
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
110 return this.child;
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
111 }
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
112
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
113 protected override Size MeasureOverride(Size finalSize)
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
114 {
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
115 this.child.Measure(finalSize);
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
116
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
117 return this.child.DesiredSize;
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
118 }
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
119
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
120 protected override Size ArrangeOverride(Size finalSize)
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
121 {
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
122 this.child.Arrange(new Rect(this.child.DesiredSize));
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
123
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
124 return finalSize;
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
125 }
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
126
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
127 #endregion
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
128
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
129 #region · Private Methods ·
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
130
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
131 private void UpdatePosition()
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
132 {
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
133 AdornerLayer adorner = (AdornerLayer)this.Parent;
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
134
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
135 if (adorner != null)
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
136 {
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
137 adorner.Update(this.AdornedElement);
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
138 }
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
139 }
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
140
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
141 #endregion
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
142 }
443821e55f06 Initial cleaned up add from Codeplex files
stevenh7776 stevenhollidge@hotmail.com
parents:
diff changeset
143 }