Mercurial > pub > ImplabNet
annotate Implab.Fx/AnimationHelpers.cs @ 150:3258399cba83 v2
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author | cin |
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date | Sat, 12 Dec 2015 22:12:44 +0300 |
parents | d4e38929ce36 |
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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 |
106 | 45 return anim |
46 .Play() | |
47 .DispatchToControl(ctl) | |
48 .Then(frm => { | |
49 frm.Close(); | |
50 return frm; | |
51 }); | |
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52 } |
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53 |
30 | 54 public static IPromise<T> OverlayFadeIn<T>(this Form that, T overlay) where T : Form |
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55 { |
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56 if (that == null) |
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57 throw new ArgumentNullException("that"); |
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58 if (overlay == null) |
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59 throw new ArgumentNullException("overlay"); |
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60 |
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61 // setup overlay |
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62 overlay.Opacity = 0; |
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63 overlay.FormBorderStyle = FormBorderStyle.None; |
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64 overlay.ShowInTaskbar = false; |
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65 |
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66 that.AddOwnedForm(overlay); |
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67 |
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68 EventHandler handler = (object sender, EventArgs args) => |
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69 { |
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70 overlay.Bounds = that.RectangleToScreen(that.ClientRectangle); |
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71 }; |
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72 |
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73 // attach handlers |
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74 that.Move += handler; |
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75 that.Resize += handler; |
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76 that.Shown += handler; |
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77 |
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78 // remove handlers to release overlay |
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79 overlay.FormClosed += (sender, args) => |
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80 { |
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81 that.Move -= handler; |
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82 that.Resize -= handler; |
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83 that.Shown -= handler; |
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84 }; |
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85 |
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86 overlay.Show(that); |
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87 overlay.Bounds = that.RectangleToScreen(that.ClientRectangle); |
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88 |
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89 return overlay |
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90 .AnimateTransparency(1) |
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91 .Play() |
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92 .DispatchToControl(overlay); |
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93 } |
4 | 94 } |
95 } |