FlipView实现天气AQI 效果
2017-09-09 本文已影响26人
Yanzipe
新建一个User Control文件依次在XAML，xaml.cs中加入如下代码
<!-- UserControl.xaml -->
<Grid Background = "White"
Height="210"
Width="360"
CornerRadius="6"
BorderThickness="1"
BorderBrush="White">
<Grid.RowDefinitions>
<RowDefinition Height = "*" />
<RowDefinition Height="Auto"/>
</Grid.RowDefinitions>
<Grid Grid.Row="0">
<Grid.ColumnDefinitions>
<ColumnDefinition Width = "*" />
<ColumnDefinition Width= "*" />
</Grid.ColumnDefinitions >
<Grid Grid.Column= "0" >
<StackPanel Orientation= "Vertical" >
<TextBlock x:Name= "WeatherQualityTextBlock"
Grid.Row= "0"
Margin= "20 10 0 0"
Text= "{x:Bind WeatherQuality,Mode=OneWay}"
Foreground= "#9B9B9B"
FontSize= "18"
FontStyle= "Normal" />
<StackPanel Orientation= "Horizontal"
VerticalAlignment= "Bottom" >
<FlipView x:Name="AQINumberFlipView"
HorizontalAlignment="Center"
VerticalAlignment="Center"
Height="60"
Width="60"
IsTapEnabled="False"
IsDoubleTapEnabled="False"
IsHoldingEnabled="False"
IsRightTapEnabled="False"
Loaded="AQINumberFlipView_Loaded"
Foreground="#9B9B9B"
Background="White"
Margin="15 25 0 0">
<FlipView.ItemsPanel>
<ItemsPanelTemplate>
<VirtualizingStackPanel Orientation="Vertical"/>
</ItemsPanelTemplate>
</FlipView.ItemsPanel>
<FlipView.ItemTemplate >
<DataTemplate >
<TextBlock FontSize="50" Text="{Binding AQINumber}" ></TextBlock>
</DataTemplate>
</FlipView.ItemTemplate>
</FlipView>
<TextBlock Text= "AQI"
Foreground= "#9B9B9B"
FontSize= "20"
VerticalAlignment= "Bottom" />
</StackPanel >
</StackPanel >
</Grid >
<Grid x:Name="FloatingCircleIconGrid"
Grid.Column= "1" >
</Grid>
</Grid >
<StackPanel Orientation= "Horizontal"
Grid.Row= "1"
Height="30">
<Rectangle x:Name="AQIRectangle_1"
Height= "10"
Width= "60"
Fill= "#CCCCCC"
VerticalAlignment="Bottom"/>
<Rectangle x:Name="AQIRectangle_2"
Height= "10"
Width= "60"
Fill= "#B3B3B3"
VerticalAlignment="Bottom"/>
<Rectangle x:Name="AQIRectangle_3"
Height= "10"
Width= "60"
Fill= "#999999"
VerticalAlignment="Bottom"/>
<Rectangle x:Name="AQIRectangle_4"
Height= "10"
Width= "60"
Fill= "#808080"
VerticalAlignment="Bottom"/>
<Rectangle x:Name="AQIRectangle_5"
Height= "10"
Width= "60"
Fill= "#666666"
VerticalAlignment="Bottom"/>
<Rectangle x:Name="AQIRectangle_6"
Height= "10"
Width= "60"
Fill= "#4D4D4D"
VerticalAlignment="Bottom"/>
</StackPanel>
</Grid >
//UserControl.xaml.cs
public class AQINumberClass
{
public int AQINumber { get; set; }
}
public sealed partial class AQIDetail : UserControl
{
DispatcherTimer AQINumberFlipViewTimerAnimation;
List<AQINumberClass> AQINumList = new List<AQINumberClass>();
List<Ellipse> FloatingCircleList = new List<Ellipse>();
int TickTime = 0;
int aqi = 0;
Random random = new Random();
public AQIDetail()
{
this.InitializeComponent();
// AQI Number FlipView Animation
AQINumberFlipViewTimerAnimation = new DispatcherTimer();
AQINumberFlipViewTimerAnimation.Interval = new TimeSpan(10);//10ms
AQINumberFlipViewTimerAnimation.Tick += AQINumberFlipViewTimer_Tick;//Refresh
AQINumberFlipViewTimerAnimation.Start();
}
public static readonly DependencyProperty WeatherQualityProperty =
DependencyProperty.Register("WeatherQuality", typeof(string), typeof(AQIDetail), new PropertyMetadata("--"));
public string WeatherQuality
{
get => (string)GetValue(WeatherQualityProperty);
set => SetValue(WeatherQualityProperty, value);
}
public static readonly DependencyProperty AQINumberProperty =
DependencyProperty.Register("AQINumber", typeof(string), typeof(AQIDetail), new PropertyMetadata("0",OnAQINumberChanged));
private static void OnAQINumberChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
AQIDetail _AQIDetail = d as AQIDetail;
_AQIDetail.aqi = Convert.ToInt32(_AQIDetail.AQINumber);
//AQI Rectangle Animation
_AQIDetail.AQIRectangleAnimation();
//AQI List Add
for (int i = 0; i <= _AQIDetail.aqi; i++)
{
_AQIDetail.AQINumList.Add(new AQINumberClass { AQINumber = i });
}
//AQINumberFlipView Binding
_AQIDetail.AQINumberFlipView.ItemsSource = _AQIDetail.AQINumList;
//AQI Floationg Circle Add
int AQILevel = _AQIDetail.GetAQILevel(_AQIDetail.aqi);
int rgb = 0;
for (int i = 0; i <= AQILevel; i++)
{
Ellipse ellipse = new Ellipse();
ellipse.Height = _AQIDetail.random.Next(1, 20);
ellipse.Width = ellipse.Height;
rgb = _AQIDetail.random.Next(100, 255);
ellipse.Fill = new SolidColorBrush(Color.FromArgb(255, (byte)rgb, (byte)rgb, (byte)rgb));
ellipse.Margin = new Thickness(_AQIDetail.random.Next(-60, 60), _AQIDetail.random.Next(-60, 60), _AQIDetail.random.Next(-60, 60), _AQIDetail.random.Next(-60, 60));
_AQIDetail.FloatingCircleIconGrid.Children.Add(ellipse);
_AQIDetail.FloatingCircleList.Add(ellipse);
}
//AQI Floating Circle Animation
_AQIDetail.AQIFloatingCircleAnimation();
}
public string AQINumber
{
get => (string)GetValue(AQINumberProperty);
set => SetValue(AQINumberProperty, value);
}
private void AQIRectangleAnimation()
{
int aqi = Convert.ToInt32(AQINumber);
var targetRectangle = new Rectangle();
if (aqi <= 50)
targetRectangle = AQIRectangle_1;
else if (aqi > 50 && aqi <= 100)
targetRectangle = AQIRectangle_2;
else if (aqi > 100 && aqi <= 150)
targetRectangle = AQIRectangle_3;
else if (aqi > 150 && aqi <= 200)
targetRectangle = AQIRectangle_4;
else if (aqi > 200 && aqi <= 300)
targetRectangle = AQIRectangle_5;
else if (aqi > 300)
targetRectangle = AQIRectangle_6;
var storyBoard = new Storyboard();
var extendAnimation1 = new DoubleAnimation { Duration = new Duration(TimeSpan.FromSeconds(0.5)), From = 0, To = targetRectangle.Height * 2, EnableDependentAnimation = true };
Storyboard.SetTarget(extendAnimation1, targetRectangle);
Storyboard.SetTargetProperty(extendAnimation1, "Height");
storyBoard.Children.Add(extendAnimation1);
storyBoard.AutoReverse = false;
storyBoard.Begin();
}
private void AQIFloatingCircleAnimation()
{
TranslateTransform translateTransform = new TranslateTransform();
foreach (var circle in FloatingCircleList)
{
translateTransform.X = random.Next(-2, 2);
translateTransform.Y = random.Next(-2, 2);
circle.RenderTransform = translateTransform;
var storyboard = new Storyboard();
var XAnimation = new DoubleAnimation { Duration = new Duration(TimeSpan.FromSeconds(0.5)) };
var YAnimation = new DoubleAnimation { Duration = new Duration(TimeSpan.FromSeconds(0.5)) };
storyboard.Children.Add(XAnimation);
storyboard.Children.Add(YAnimation);
Storyboard.SetTarget(XAnimation, translateTransform);
Storyboard.SetTarget(YAnimation, translateTransform);
Storyboard.SetTargetProperty(XAnimation, "X");
Storyboard.SetTargetProperty(YAnimation, "Y");
XAnimation.From = translateTransform.X;
YAnimation.From = translateTransform.Y;
XAnimation.To = translateTransform.X + 2;
YAnimation.To = translateTransform.Y + 2;
//Repeat
storyboard.RepeatBehavior = RepeatBehavior.Forever;
storyboard.Begin();
storyboard.AutoReverse = true;
}
}
private int GetAQILevel(int _aqi)
{
int _level = 0;
if (_aqi <= 50)
_level = 1;
else if (_aqi > 50 && _aqi <= 100)
_level = 2;
else if (_aqi > 100 && _aqi <= 150)
_level = 3;
else if (_aqi > 150 && _aqi <= 200)
_level = 4;
else if (_aqi > 200 && _aqi <= 300)
_level = 5;
else if (_aqi > 300)
_level = 6;
return _level;
}
private void AQINumberFlipViewTimer_Tick(object sender, object e)
{
if (AQINumberFlipView.SelectedIndex < AQINumList.Count - 1)
{
AQINumberFlipView.SelectedIndex++;
TickTime++;
}
if (TickTime == AQINumList.Count - 1)
AQINumberFlipViewTimerAnimation.Stop();
}
/// <summary>
/// Narrow the button in the FlipView
/// </summary>
private void AQINumberFlipView_Loaded(object sender, RoutedEventArgs e)
{
Grid grid = (Grid)VisualTreeHelper.GetChild(AQINumberFlipView, 0);
for (int i = grid.Children.Count - 1; i >= 0; i--)
if (grid.Children[i] is Button)
grid.Children.RemoveAt(i);
}
}
//MainPage.xaml
<control:AQIDetail x:Name="AQIDetailControl" AQINumber="50" WeatherQuality="优质"/>
效果如图:
AQIFlipView.gif
GitHub:https://github.com/Yanzipe/SimpleWeather/tree/master/SimpleWeather/Control
