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Refactor: move logic to viewmodel

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This commit is contained in:
Benjamin Popp 2020-05-07 12:52:33 -05:00
parent 0b793e9207
commit 5374da126b
2 changed files with 16 additions and 14 deletions
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14
src/HexManiac.Core/ViewModels/DexReorderTab.cs
View File

@ -119,12 +119,22 @@ namespace HavenSoft.HexManiac.Core.ViewModels {
history.ChangeCompleted();
}
public void HandleMove(int originalIndex, int newIndex) {
if (originalIndex == newIndex) return;
public IList<(int index, int direction)> HandleMove(int originalIndex, int newIndex) {
var otherMovedElements = new List<(int, int)>();
if (originalIndex == newIndex) return otherMovedElements;
var element = Elements[originalIndex];
Elements.RemoveAt(originalIndex);
Elements.Insert(newIndex, element);
Debug.Assert(Elements.All(item => item != null), "Dex Reorder only works if there are no empty pokedex slots!");
for (int i = originalIndex; i < newIndex; i++) {
otherMovedElements.Add((i, 1));
}
for (int i = newIndex + 1; i <= originalIndex; i++) {
otherMovedElements.Add((i, -1));
}
return otherMovedElements;
}
private static IDictionary<int, (T oldVal, T newVal)> Diff<T>(IList<T> oldList, IList<T> newList) where T : IEquatable<T> {

16
src/HexManiac.WPF/Controls/DexReorderView.xaml.cs
View File

@ -37,21 +37,13 @@ namespace HavenSoft.HexManiac.WPF.Controls {
var viewModel = (DexReorderTab)DataContext;
oldTileIndex = Math.Min(Math.Max(0, oldTileIndex), Container.Items.Count - 1);
newTileIndex = Math.Min(Math.Max(0, newTileIndex), Container.Items.Count - 1);
viewModel.HandleMove(oldTileIndex, newTileIndex);
var tilesToAnimate = viewModel.HandleMove(oldTileIndex, newTileIndex);
for (int i = oldTileIndex; i < newTileIndex; i++) {
// all these tiles were moved to the left
var image = (PixelImage)MainWindow.GetChild(Container, "PixelImage", viewModel.Elements[i]);
foreach(var tile in tilesToAnimate) {
var image = (PixelImage)MainWindow.GetChild(Container, "PixelImage", viewModel.Elements[tile.index]);
if (!(image.RenderTransform is TranslateTransform)) image.RenderTransform = new TranslateTransform();
var transform = (TranslateTransform)image.RenderTransform;
transform.BeginAnimation(TranslateTransform.XProperty, new DoubleAnimation(ExpectedElementWidth, 0, span));
}
for (int i = newTileIndex + 1; i <= oldTileIndex; i++) {
// all these tiles were moved to the right
var image = (PixelImage)MainWindow.GetChild(Container, "PixelImage", viewModel.Elements[i]);
if (!(image.RenderTransform is TranslateTransform)) image.RenderTransform = new TranslateTransform();
var transform = (TranslateTransform)image.RenderTransform;
transform.BeginAnimation(TranslateTransform.XProperty, new DoubleAnimation(-ExpectedElementWidth, 0, span));
transform.BeginAnimation(TranslateTransform.XProperty, new DoubleAnimation(ExpectedElementWidth * tile.direction, 0, span));
}
}