Mercurial > pub > ImplabNet
annotate Implab.Fx/AnimationHelpers.cs @ 49:6f335e65b75f interactive logger
Закрыть ветку interactive logger
author | cin |
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date | Fri, 18 Apr 2014 12:37:32 +0400 |
parents | 2fad2d1f4b03 |
children | d4e38929ce36 |
rev | line source |
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4 | 1 using System; |
2 using System.Collections.Generic; | |
3 using System.Linq; | |
4 using System.Text; | |
5 using System.Windows.Forms; | |
6 using System.Diagnostics; | |
7 | |
8 namespace Implab.Fx | |
9 { | |
10 public static class AnimationHelpers | |
11 { | |
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12 public static Animation<TTarget> AnimateProperty<TTarget, TVal>(this Animation<TTarget> animation, Action<TTarget, TVal> setter, Func<TTarget, TVal> getter, TVal newValue, Func<TVal, TVal, int, int, TVal> fx) where TTarget : class |
4 | 13 { |
14 if (animation == null) | |
15 throw new ArgumentNullException("animation"); | |
16 | |
17 TVal oldValue = getter(animation.Traget); | |
18 | |
19 animation.Step += (target, elaped, duration) => | |
20 { | |
21 var value = fx(oldValue, newValue, elaped, duration); | |
22 setter(target, value); | |
23 }; | |
24 | |
25 return animation; | |
26 } | |
27 | |
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28 public static Animation<T> AnimateTransparency<T>(this T ctl, float newValue) where T : Form |
4 | 29 { |
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30 var anim = new Animation<T>(ctl); |
4 | 31 |
32 anim.AnimateProperty( | |
33 (target, value) => target.Opacity = value, | |
34 target => target.Opacity, | |
35 newValue, | |
36 (ov, nv, el, du) => ov + ((float)el / du) * (nv - ov) | |
37 ); | |
38 return anim; | |
39 } | |
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40 |
30 | 41 public static IPromise<T> CloseFadeOut<T>(this T ctl) where T : Form |
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42 { |
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43 var anim = ctl.AnimateTransparency(0); |
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44 |
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45 return anim.Play().DispatchToControl(ctl).Then(frm => frm.Close()); |
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46 } |
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47 |
30 | 48 public static IPromise<T> OverlayFadeIn<T>(this Form that, T overlay) where T : Form |
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49 { |
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50 if (that == null) |
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51 throw new ArgumentNullException("that"); |
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52 if (overlay == null) |
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53 throw new ArgumentNullException("overlay"); |
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54 |
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55 // setup overlay |
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56 overlay.Opacity = 0; |
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57 overlay.FormBorderStyle = FormBorderStyle.None; |
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58 overlay.ShowInTaskbar = false; |
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59 |
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60 that.AddOwnedForm(overlay); |
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61 |
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62 EventHandler handler = (object sender, EventArgs args) => |
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63 { |
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64 overlay.Bounds = that.RectangleToScreen(that.ClientRectangle); |
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65 }; |
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66 |
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67 // attach handlers |
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68 that.Move += handler; |
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69 that.Resize += handler; |
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70 that.Shown += handler; |
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71 |
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72 // remove handlers to release overlay |
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73 overlay.FormClosed += (sender, args) => |
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74 { |
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75 that.Move -= handler; |
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76 that.Resize -= handler; |
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77 that.Shown -= handler; |
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78 }; |
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79 |
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80 overlay.Show(that); |
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81 overlay.Bounds = that.RectangleToScreen(that.ClientRectangle); |
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82 |
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83 return overlay |
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84 .AnimateTransparency(1) |
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85 .Play() |
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86 .DispatchToControl(overlay); |
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87 } |
4 | 88 } |
89 } |