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Code Issues Releases Wiki Activity

Added size observer to enable auto-centering the editor at some point

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This commit is contained in:
SpoinkyNL 2019-11-26 23:24:54 +01:00
parent 8c9144a136
commit 0b56fd9088
5 changed files with 85 additions and 46 deletions
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44
src/Artemis.UI/Adorners/BoundingBoxAdorner.cs
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@ -1,44 +0,0 @@
using System.Windows;
using System.Windows.Documents;
using System.Windows.Media;
namespace Artemis.UI.Adorners
{
public class BoundingBoxAdorner : Adorner
{
private Color _boundingBoxColor;
private Rect _boundingBoxRect;
public BoundingBoxAdorner(UIElement adornedElement, Color boundingBoxColor) : base(adornedElement)
{
_boundingBoxRect = new Rect(new Size(0, 0));
BoundingBoxColor = boundingBoxColor;
IsHitTestVisible = false;
}
public Color BoundingBoxColor
{
get => _boundingBoxColor;
set
{
_boundingBoxColor = value;
InvalidateVisual();
}
}
protected override void OnRender(DrawingContext drawingContext)
{
var renderBrush = new SolidColorBrush(BoundingBoxColor) {Opacity = 0.2};
var renderPen = new Pen(new SolidColorBrush(BoundingBoxColor), 1.5);
drawingContext.DrawRectangle(renderBrush, renderPen, _boundingBoxRect);
}
public void Update(Point startingPoint, Point currentPoint)
{
_boundingBoxRect = new Rect(startingPoint, currentPoint);
InvalidateVisual();
}
}
}

2
src/Artemis.UI/Artemis.UI.csproj
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@ -147,7 +147,6 @@
<Generator>MSBuild:Compile</Generator>
<SubType>Designer</SubType>
</ApplicationDefinition>
<Compile Include="Adorners\BoundingBoxAdorner.cs" />
<Compile Include="Bootstrapper.cs" />
<Compile Include="Converters\ColorToSolidColorBrushConverter.cs" />
<Compile Include="Converters\InverseBooleanConverter.cs" />
@ -162,6 +161,7 @@
<Compile Include="Ninject\Factories\IModuleViewModelFactory.cs" />
<Compile Include="Ninject\Factories\IProfileEditorViewModelFactory.cs" />
<Compile Include="Ninject\UIModule.cs" />
<Compile Include="Observers\SizeObserver.cs" />
<Compile Include="Properties\Resources.Designer.cs">
<AutoGen>True</AutoGen>
<DesignTime>True</DesignTime>

77
src/Artemis.UI/Observers/SizeObserver.cs Normal file
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@ -0,0 +1,77 @@
using System.Windows;
namespace Artemis.UI.Observers
{
public static class SizeObserver
{
public static readonly DependencyProperty ObserveProperty = DependencyProperty.RegisterAttached(
"Observe",
typeof(bool),
typeof(SizeObserver),
new FrameworkPropertyMetadata(OnObserveChanged));
public static readonly DependencyProperty ObservedWidthProperty = DependencyProperty.RegisterAttached(
"ObservedWidth",
typeof(double),
typeof(SizeObserver));
public static readonly DependencyProperty ObservedHeightProperty = DependencyProperty.RegisterAttached(
"ObservedHeight",
typeof(double),
typeof(SizeObserver));
public static bool GetObserve(FrameworkElement frameworkElement)
{
return (bool) frameworkElement.GetValue(ObserveProperty);
}
public static void SetObserve(FrameworkElement frameworkElement, bool observe)
{
frameworkElement.SetValue(ObserveProperty, observe);
}
public static double GetObservedWidth(FrameworkElement frameworkElement)
{
return (double) frameworkElement.GetValue(ObservedWidthProperty);
}
public static void SetObservedWidth(FrameworkElement frameworkElement, double observedWidth)
{
frameworkElement.SetValue(ObservedWidthProperty, observedWidth);
}
public static double GetObservedHeight(FrameworkElement frameworkElement)
{
return (double) frameworkElement.GetValue(ObservedHeightProperty);
}
public static void SetObservedHeight(FrameworkElement frameworkElement, double observedHeight)
{
frameworkElement.SetValue(ObservedHeightProperty, observedHeight);
}
private static void OnObserveChanged(DependencyObject dependencyObject, DependencyPropertyChangedEventArgs e)
{
var frameworkElement = (FrameworkElement) dependencyObject;
if ((bool) e.NewValue)
{
frameworkElement.SizeChanged += OnFrameworkElementSizeChanged;
UpdateObservedSizesForFrameworkElement(frameworkElement);
}
else
frameworkElement.SizeChanged -= OnFrameworkElementSizeChanged;
}
private static void OnFrameworkElementSizeChanged(object sender, SizeChangedEventArgs e)
{
UpdateObservedSizesForFrameworkElement((FrameworkElement) sender);
}
private static void UpdateObservedSizesForFrameworkElement(FrameworkElement frameworkElement)
{
frameworkElement.SetCurrentValue(ObservedWidthProperty, frameworkElement.ActualWidth);
frameworkElement.SetCurrentValue(ObservedHeightProperty, frameworkElement.ActualHeight);
}
}
}

6
src/Artemis.UI/Screens/Module/ProfileEditor/Visualization/ProfileView.xaml
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@ -6,6 +6,7 @@
xmlns:s="https://github.com/canton7/Stylet"
xmlns:materialDesign="http://materialdesigninxaml.net/winfx/xaml/themes"
xmlns:profileEditor="clr-namespace:Artemis.UI.Screens.Module.ProfileEditor.Visualization"
xmlns:observers="clr-namespace:Artemis.UI.Observers"
mc:Ignorable="d"
d:DesignHeight="450" d:DesignWidth="800"
d:DataContext="{d:DesignInstance {x:Type profileEditor:ProfileViewModel}}">
@ -42,7 +43,10 @@
MouseUp="{s:Action EditorGridMouseClick}"
MouseDown="{s:Action EditorGridMouseClick}"
MouseMove="{s:Action EditorGridMouseMove}"
Cursor="{Binding Cursor}">
Cursor="{Binding Cursor}"
observers:SizeObserver.Observe="True"
observers:SizeObserver.ObservedWidth="{Binding PanZoomViewModel.CanvasWidth, Mode=OneWayToSource}"
observers:SizeObserver.ObservedHeight="{Binding PanZoomViewModel.CanvasHeight, Mode=OneWayToSource}">
<Grid.Background>
<VisualBrush TileMode="Tile" Stretch="Uniform" Viewport="{Binding PanZoomViewModel.BackgroundViewport}" ViewportUnits="Absolute">

2
src/Artemis.UI/Screens/Shared/PanZoomViewModel.cs
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@ -20,6 +20,8 @@ namespace Artemis.UI.Screens.Shared
public double PanX { get; set; }
public double PanY { get; set; }
public double CanvasWidth { get; set; }
public double CanvasHeight { get; set; }
public Rect BackgroundViewport => new Rect(PanX, PanY, 20, 20);