/// <summary>
/// It controls the transformation of transformer.
/// </summary>
/// <param name="mode"> The mode. </param>
/// <param name="startingPoint"> The starting point. </param>
/// <param name="point"> The point. </param>
/// <param name="startingTransformer"> The starting transformer. </param>
/// <param name="inverseMatrix"> The inverse matrix. </param>
/// <param name="isRatio"> Maintain a ratio when scaling. </param>
/// <param name="isCenter"> Scaling around the center. </param>
/// <param name="isSnapToTick"> Snap to tick when spinning. </param>
/// <returns> The controlled transformer. </returns>
public static Transformer Controller(TransformerMode mode, Vector2 startingPoint, Vector2 point, Transformer startingTransformer, Matrix3x2 inverseMatrix, bool isRatio = false, bool isCenter = false, bool isSnapToTick = false)
{
switch (mode)
{
case TransformerMode.None: return(startingTransformer);
case TransformerMode.Rotation: return(Transformer.Rotation(startingPoint, point, startingTransformer, inverseMatrix, isSnapToTick));
case TransformerMode.SkewLeft: return(Transformer.SkewLeft(startingPoint, point, startingTransformer, isCenter));
case TransformerMode.SkewTop: return(Transformer.SkewTop(startingPoint, point, startingTransformer, isCenter));
case TransformerMode.SkewRight: return(Transformer.SkewRight(startingPoint, point, startingTransformer, isCenter));
case TransformerMode.SkewBottom: return(Transformer.SkewBottom(startingPoint, point, startingTransformer, isCenter));
case TransformerMode.ScaleLeft: return(Transformer.ScaleLeft(point, startingTransformer, inverseMatrix, isRatio, isCenter));
case TransformerMode.ScaleTop: return(Transformer.ScaleTop(point, startingTransformer, inverseMatrix, isRatio, isCenter));
case TransformerMode.ScaleRight: return(Transformer.ScaleRight(point, startingTransformer, inverseMatrix, isRatio, isCenter));
case TransformerMode.ScaleBottom: return(Transformer.ScaleBottom(point, startingTransformer, inverseMatrix, isRatio, isCenter));
case TransformerMode.ScaleLeftTop: return(Transformer.ScaleLeftTop(point, startingTransformer, inverseMatrix, isRatio, isCenter));
case TransformerMode.ScaleRightTop: return(Transformer.ScaleRightTop(point, startingTransformer, inverseMatrix, isRatio, isCenter));
case TransformerMode.ScaleRightBottom: return(Transformer.ScaleRightBottom(point, startingTransformer, inverseMatrix, isRatio, isCenter));
case TransformerMode.ScaleLeftBottom: return(Transformer.ScaleLeftBottom(point, startingTransformer, inverseMatrix, isRatio, isCenter));
}
return(startingTransformer);
}
public void Complete(Vector2 startingPoint, Vector2 point, bool isOutNodeDistance)
{
if (this.Layerage is null)
{
return;
}
if (this.IsMove == false && this.TransformerMode == TransformerMode.None)
{
return;
}
Matrix3x2 inverseMatrix = this.ViewModel.CanvasTransformer.GetInverseMatrix();
Vector2 canvasStartingPoint = Vector2.Transform(startingPoint, inverseMatrix);
Vector2 canvasPoint = Vector2.Transform(point, inverseMatrix);
// Snap
if (this.IsSnap)
{
canvasPoint = this.Snap.Snap(canvasPoint);
this.Snap.Default();
}
this.CropDelta(canvasStartingPoint, canvasPoint);
this.CropComplete();
this.Layerage = null;
this.IsMove = false;
this.TransformerMode = TransformerMode.None;
this.ViewModel.Invalidate(InvalidateMode.HD); // Invalidate
}
/// <summary>
/// Is corner-scale mode?
/// </summary>
/// <param name="transformerMode"> The transformer mode. </param>
public static bool IsScaleCorner(this TransformerMode transformerMode)
{
switch (transformerMode)
{
case TransformerMode.ScaleLeftTop:
case TransformerMode.ScaleRightTop:
case TransformerMode.ScaleRightBottom:
case TransformerMode.ScaleLeftBottom:
return(true);
default:
return(false);
}
}
private Layerage GetTransformerLayer(Vector2 startingPoint, Matrix3x2 matrix)
{
switch (this.SelectionMode)
{
case ListViewSelectionMode.None: return(null);
case ListViewSelectionMode.Single:
{
Layerage layerage = this.SelectionViewModel.SelectionLayerage;
if (layerage is null)
{
return(null);
}
// Transformer
Transformer transformer = layerage.GetActualTransformer();
this.TransformerMode = Transformer.ContainsNodeMode(startingPoint, transformer, matrix, false);
return(layerage);
}
case ListViewSelectionMode.Multiple:
foreach (Layerage layerage in this.SelectionViewModel.SelectionLayerages)
{
// Transformer
Transformer transformer = layerage.GetActualTransformer();
TransformerMode mode = Transformer.ContainsNodeMode(startingPoint, transformer, matrix, false);
if (mode != TransformerMode.None)
{
this.TransformerMode = mode;
return(layerage);
}
}
break;
}
return(null);
}
public static void SizeTranfrom(TransformerMode mode, float angle)
{
if (CoreCursorExtension.PointerDeviceType == PointerDeviceType.Mouse || CoreCursorExtension.PointerDeviceType == PointerDeviceType.Pen)
{
if (CoreCursorExtension.IsPointerEntered || CoreCursorExtension.IsManipulationStarted)
{
switch (mode)
{
case TransformerMode.None:
Window.Current.CoreWindow.PointerCursor = new CoreCursor(CoreCursorType.Arrow, 0);
break;
case TransformerMode.Rotation:
Window.Current.CoreWindow.PointerCursor = new CoreCursor(CoreCursorExtension.SnapRotateCoreCursorType(angle), 0);
break;
case TransformerMode.SkewLeft:
Window.Current.CoreWindow.PointerCursor = new CoreCursor(CoreCursorExtension.SnapRotateCoreCursorType(-90 + angle), 0);
break;
case TransformerMode.SkewTop:
Window.Current.CoreWindow.PointerCursor = new CoreCursor(CoreCursorExtension.SnapRotateCoreCursorType(angle), 0);
break;
case TransformerMode.SkewRight:
Window.Current.CoreWindow.PointerCursor = new CoreCursor(CoreCursorExtension.SnapRotateCoreCursorType(90 + angle), 0);
break;
case TransformerMode.SkewBottom:
Window.Current.CoreWindow.PointerCursor = new CoreCursor(CoreCursorExtension.SnapRotateCoreCursorType(180 + angle), 0);
break;
case TransformerMode.ScaleLeft:
Window.Current.CoreWindow.PointerCursor = new CoreCursor(CoreCursorExtension.SnapScaleCoreCursorType(-90 + angle), 0);
break;
case TransformerMode.ScaleTop:
Window.Current.CoreWindow.PointerCursor = new CoreCursor(CoreCursorExtension.SnapScaleCoreCursorType(angle), 0);
break;
case TransformerMode.ScaleRight:
Window.Current.CoreWindow.PointerCursor = new CoreCursor(CoreCursorExtension.SnapScaleCoreCursorType(90 + angle), 0);
break;
case TransformerMode.ScaleBottom:
Window.Current.CoreWindow.PointerCursor = new CoreCursor(CoreCursorExtension.SnapScaleCoreCursorType(180 + angle), 0);
break;
case TransformerMode.ScaleLeftTop:
Window.Current.CoreWindow.PointerCursor = new CoreCursor(CoreCursorExtension.SnapScaleCoreCursorType(-45 + angle), 0);
break;
case TransformerMode.ScaleRightTop:
Window.Current.CoreWindow.PointerCursor = new CoreCursor(CoreCursorExtension.SnapScaleCoreCursorType(45 + angle), 0);
break;
case TransformerMode.ScaleRightBottom:
Window.Current.CoreWindow.PointerCursor = new CoreCursor(CoreCursorExtension.SnapScaleCoreCursorType(135 + angle), 0);
break;
case TransformerMode.ScaleLeftBottom:
Window.Current.CoreWindow.PointerCursor = new CoreCursor(CoreCursorExtension.SnapScaleCoreCursorType(225 + angle), 0);
break;
default:
Window.Current.CoreWindow.PointerCursor = new CoreCursor(CoreCursorType.Arrow, 0);
break;
}
return;
}
}
Window.Current.CoreWindow.PointerCursor = new CoreCursor(CoreCursorType.Arrow, 0);
}
