private void CreateChangeOperation(CreatureStructureEditorCanvasVM canvasVM)
{
var startPositions = StartPositions.ToDictionary(kvp => kvp.Key, kvp => kvp.Value);
var currentPositions = new Dictionary <JointVM, Vector2>();
var movedJoints = StartPositions.Keys;
foreach (var jointVM in movedJoints)
{
currentPositions.Add(jointVM, jointVM.Position);
}
var changeOperation = new ChangeOperation(c =>
{
foreach (var movedJoint in movedJoints)
{
movedJoint.Position = currentPositions[movedJoint];
}
},
c =>
{
foreach (var movedJoint in movedJoints)
{
movedJoint.Position = startPositions[movedJoint];
}
});
canvasVM.HistoryStack.AddOperation(changeOperation);
}
/// <inheritdoc />
public override bool OnCanvasMouseMove(MouseInfo mouseInfo, CreatureStructureEditorCanvasVM canvasVM, ModifierKeys modifierKeys)
{
CanvasVM = CanvasVM ?? canvasVM;
if (base.OnCanvasMouseMove(mouseInfo, canvasVM, modifierKeys))
{
return(true);
}
if (StartPosition == null)
{
return(false);
}
var delta = mouseInfo.RelativePosition - StartPosition.Value;
foreach (var boneVM in CanvasVM.Creature.CreatureStructureVM.BoneCollectionVM)
{
boneVM.FirstJoint =
CanvasVM.Creature.CreatureStructureVM.JointCollectionVM.First(j => boneVM.FirstJoint.Model.Tracker == j.Model.Tracker);
boneVM.SecondJoint =
CanvasVM.Creature.CreatureStructureVM.JointCollectionVM.First(j => boneVM.SecondJoint.Model.Tracker == j.Model.Tracker);
}
foreach (var jointVM in CanvasVM.SelectedJoints)
{
var pos = StartPositions[jointVM];
pos = new Vector2(delta.X + pos.X, delta.Y + pos.Y);
jointVM.Position = pos;
}
return(true);
}
/// <inheritdoc />
public override bool OnCanvasMouseUp(MouseInfo mouseInfo, CreatureStructureEditorCanvasVM canvasVM, ModifierKeys modifierKeys)
{
base.OnCanvasMouseUp(mouseInfo, canvasVM, modifierKeys);
if (mouseInfo.LeftMouseButtonDown == false)
{
return(false);
}
var mousePosition = new Vector2(mouseInfo.RelativePosition.X, mouseInfo.RelativePosition.Y);
if (IsSelecting)
{
double length = new Vector2(CanvasVM.SelectionVM.Width, CanvasVM.SelectionVM.Height).Length;
if (length < MinSelectionDiagonale)
{
PointSelection(mousePosition, modifierKeys);
CanvasVM.SelectionVM.Visibility = Visibility.Hidden;
}
else
{
SelectElementsInSelectionArea(canvasVM, modifierKeys);
}
IsSelecting = false;
return(true);
}
return(false);
}
/// <inheritdoc />
public override void OnCanvasMouseLeave(CreatureStructureEditorCanvasVM canvasVM, ModifierKeys modifierKeys)
{
CanvasVM = CanvasVM ?? canvasVM;
base.OnCanvasMouseLeave(canvasVM, modifierKeys);
IsSelecting = false;
CanvasVM.SelectionVM.Visibility = Visibility.Hidden;
}
/// <inheritdoc />
public override bool OnCanvasMouseDown(MouseInfo mouseInfo, CreatureStructureEditorCanvasVM canvasVM, ModifierKeys modifierKeys)
{
IsDragging = true;
StartPosition = mouseInfo.AbosultePosition;
return(false);
}
/// <inheritdoc />
public override bool OnCanvasMouseUp(MouseInfo mouseInfo, CreatureStructureEditorCanvasVM canvasVM, ModifierKeys modifierKeys)
{
CanvasVM = CanvasVM ?? canvasVM;
if (base.OnCanvasMouseUp(mouseInfo, canvasVM, modifierKeys))
{
return(true);
}
if (mouseInfo.RightMouseButtonDown)
{
bool block = FirstJoint != null;
Reset();
return(block);
}
var mousePosition = new Vector2(mouseInfo.RelativePosition.X, mouseInfo.RelativePosition.Y);
var jointCollectionVM = canvasVM.Creature.CreatureStructureVM.JointCollectionVM;
var closestJointInRange =
(from jointVM in jointCollectionVM
let distance = (jointVM.Position - mousePosition).Length
where distance < DistanceThreshold
orderby distance
select jointVM).FirstOrDefault();
if (closestJointInRange == null)
{
if (FirstJoint != null)
{
var infoMessage = new InfoMessage("To cancel the bone placement just right click anywhere on the canvas", TimeSpan.FromSeconds(5));
if (!InfoMessageCollection.InfoMessages.Any(m => string.Equals(m.Message, infoMessage.Message, StringComparison.Ordinal)))
{
InfoMessageCollection.AddInfoMessageWithoutTracking(infoMessage);
}
}
else
{
var infoMessage = new InfoMessage("To place a bone, first place joints with the respective tool and then connect them with this tool", TimeSpan.FromSeconds(5));
if (!InfoMessageCollection.InfoMessages.Any(m => string.Equals(m.Message, infoMessage.Message, StringComparison.Ordinal)))
{
InfoMessageCollection.AddInfoMessageWithoutTracking(infoMessage);
}
}
return(true);
}
canvasVM.PreviewBone.To = mousePosition;
if (FirstJoint == null)
{
FirstJoint = closestJointInRange;
canvasVM.PreviewBone.From = FirstJoint.Position;
}
else
{
PlaceBone(FirstJoint, closestJointInRange);
}
return(false);
}
/// <inheritdoc />
public override void OnCanvasMouseLeave(CreatureStructureEditorCanvasVM canvasVM, ModifierKeys modifierKeys)
{
base.OnCanvasMouseLeave(canvasVM, modifierKeys);
if (StartPosition != null)
{
CreateChangeOperation(canvasVM);
}
StartPosition = null;
}
/// <inheritdoc />
public override bool OnCanvasMouseUp(MouseInfo mouseInfo, CreatureStructureEditorCanvasVM canvasVM, ModifierKeys modifierKeys)
{
CanvasVM = CanvasVM ?? canvasVM;
if (base.OnCanvasMouseUp(mouseInfo, canvasVM, modifierKeys))
{
return(true);
}
return(false);
}
/// <inheritdoc />
public override bool OnCanvasMouseWheel(MouseWheelInfo mouseWheelInfo,
CreatureStructureEditorCanvasVM canvasVM,
ModifierKeys modifierKeys)
{
CanvasVM = CanvasVM ?? canvasVM;
bool result = base.OnCanvasMouseWheel(mouseWheelInfo, canvasVM, modifierKeys);
canvasVM.PreviewJoint.Visibility = Visibility.Hidden;
return(result);
}
/// <inheritdoc />
public override bool OnCanvasMouseMove(MouseInfo mouseInfo, CreatureStructureEditorCanvasVM canvasVM, ModifierKeys modifierKeys)
{
CanvasVM = CanvasVM ?? canvasVM;
if (base.OnCanvasMouseMove(mouseInfo, canvasVM, modifierKeys))
{
return(true);
}
canvasVM.PreviewJoint.Visibility = Visibility.Visible;
canvasVM.PreviewJoint.Position = new Vector2(mouseInfo.RelativePosition.X, mouseInfo.RelativePosition.Y);
return(false);
}
/// <inheritdoc />
public override bool OnCanvasMouseUp(MouseInfo mouseInfo, CreatureStructureEditorCanvasVM canvasVM, ModifierKeys modifierKeys)
{
CanvasVM = CanvasVM ?? canvasVM;
if (base.OnCanvasMouseMove(mouseInfo, canvasVM, modifierKeys))
{
return(true);
}
CreateChangeOperation(canvasVM);
Reset();
return(true);
}
/// <inheritdoc />
public override bool OnCanvasMouseMove(MouseInfo mouseInfo, CreatureStructureEditorCanvasVM canvasVM, ModifierKeys modifierKeys)
{
if (!IsDragging)
{
return(true);
}
double deltaX = (mouseInfo.AbosultePosition - StartPosition).X;
double deltaY = (mouseInfo.AbosultePosition - StartPosition).Y;
StartPosition = mouseInfo.AbosultePosition;
canvasVM.CameraVM.OffsetX += deltaX;
canvasVM.CameraVM.OffsetY += deltaY;
return(true);
}
/// <inheritdoc />
public override bool OnCanvasMouseDown(MouseInfo mouseInfo, CreatureStructureEditorCanvasVM canvasVM, ModifierKeys modifierKeys)
{
CanvasVM = CanvasVM ?? canvasVM;
if (base.OnCanvasMouseDown(mouseInfo, canvasVM, modifierKeys))
{
return(true);
}
var jointVM = new JointVM(new Joint {
Position = canvasVM.PreviewJoint.Position
});
var changeOperation = new ChangeOperation(c => c.Creature.CreatureStructureVM.JointCollectionVM.Add(jointVM),
c => c.Creature.CreatureStructureVM.JointCollectionVM.Remove(jointVM));
canvasVM.HistoryStack.AddOperation(changeOperation);
return(true);
}
/// <inheritdoc />
public override bool OnCanvasMouseDown(MouseInfo mouseInfo, CreatureStructureEditorCanvasVM canvasVM, ModifierKeys modifierKeys)
{
CanvasVM = CanvasVM ?? canvasVM;
base.OnCanvasMouseDown(mouseInfo, CanvasVM, modifierKeys);
StartPositions.Clear();
var selectedJoint = (from joint in CanvasVM.Creature.CreatureStructureVM.JointCollectionVM
let distance =
(joint.Position - new Vector2(mouseInfo.RelativePosition.X, mouseInfo.RelativePosition.Y)).Length
where distance < SinglePointSelectionTolerance
orderby distance
select joint).FirstOrDefault();
if (selectedJoint != null)
{
if (CanvasVM.SelectedJoints.Count >= 1 && !CanvasVM.SelectedJoints.Contains(selectedJoint))
{
CanvasVM.SelectedJoints.Clear();
}
if (!CanvasVM.SelectedJoints.Contains(selectedJoint))
{
CanvasVM.SelectedJoints.Add(selectedJoint);
}
}
else
{
CanvasVM.SelectedJoints.Clear();
}
var selectedJoins = CanvasVM.SelectedJoints.Select(j => j.Model.Tracker).ToList();
StartPosition = mouseInfo.RelativePosition;
foreach (var jointVM in
CanvasVM.Creature.CreatureStructureVM.JointCollectionVM.Where(j => selectedJoins.Contains(j.Model.Tracker)))
{
CanvasVM.SelectedJoints.Add(jointVM);
StartPositions.Add(jointVM, jointVM.Position);
}
return(true);
}
/// <inheritdoc />
public override bool OnCanvasMouseMove(MouseInfo mouseInfo, CreatureStructureEditorCanvasVM canvasVM, ModifierKeys modifierKeys)
{
CanvasVM = CanvasVM ?? canvasVM;
if (base.OnCanvasMouseMove(mouseInfo, canvasVM, modifierKeys))
{
return(true);
}
var mousePosition = new Vector2(mouseInfo.RelativePosition.X, mouseInfo.RelativePosition.Y);
if (IsSelecting)
{
var difference = mousePosition - CanvasVM.SelectionVM.StartPosition;
CanvasVM.SelectionVM.Width = difference.X;
CanvasVM.SelectionVM.Height = difference.Y;
CanvasVM.SelectionVM.Visibility = difference.Length >= MinSelectionDiagonale ? Visibility.Visible : Visibility.Hidden;
return(true);
}
return(false);
}
/// <inheritdoc />
public override bool OnCanvasMouseMove(MouseInfo mouseInfo, CreatureStructureEditorCanvasVM canvasVM, ModifierKeys modifierKeys)
{
CanvasVM = CanvasVM ?? canvasVM;
if (base.OnCanvasMouseMove(mouseInfo, canvasVM, modifierKeys))
{
return(true);
}
var mousePosition = new Vector2(mouseInfo.RelativePosition.X, mouseInfo.RelativePosition.Y);
var jointCollectionVM = canvasVM.Creature.CreatureStructureVM.JointCollectionVM;
var closestJointInRange =
(from jointVM in jointCollectionVM
let distance = (jointVM.Position - mousePosition).Length
where distance < DistanceThreshold
orderby distance
select jointVM).FirstOrDefault();
foreach (var highlightedJoint in canvasVM.PreviewBone.HighlightedJoints.ToList())
{
if (!Equals(highlightedJoint, FirstJoint) && !Equals(closestJointInRange, highlightedJoint))
{
canvasVM.PreviewBone.HighlightedJoints.Remove(highlightedJoint);
}
}
if (closestJointInRange != null && !canvasVM.PreviewBone.HighlightedJoints.Contains(closestJointInRange))
{
canvasVM.PreviewBone.HighlightedJoints.Add(closestJointInRange);
}
if (FirstJoint == null)
{
return(false);
}
canvasVM.PreviewBone.To = closestJointInRange?.Position ?? mousePosition;
canvasVM.PreviewBone.Visibility = Visibility.Visible;
return(false);
}
/// <inheritdoc />
public override bool OnCanvasMouseDown(MouseInfo mouseInfo, CreatureStructureEditorCanvasVM canvasVM, ModifierKeys modifierKeys)
{
CanvasVM = CanvasVM ?? canvasVM;
base.OnCanvasMouseDown(mouseInfo, canvasVM, modifierKeys);
if (mouseInfo.MiddleMouseButtonDown)
{
return(false);
}
var mousePosition = new Vector2(mouseInfo.RelativePosition.X, mouseInfo.RelativePosition.Y);
if (!IsSelecting)
{
IsSelecting = true;
CanvasVM.SelectionVM.StartPosition = mousePosition;
CanvasVM.SelectionVM.Width = 0;
CanvasVM.SelectionVM.Height = 0;
return(true);
}
return(false);
}
public ToolEventArgs(Tool tool, CreatureStructureEditorCanvasVM canvasVM)
{
Tool = tool;
CanvasVM = canvasVM;
}
/// <inheritdoc />
public override void OnCanvasMouseLeave(CreatureStructureEditorCanvasVM canvasVM, ModifierKeys modifierKeys)
{
CanvasVM = CanvasVM ?? canvasVM;
base.OnCanvasMouseLeave(canvasVM, modifierKeys);
canvasVM.PreviewJoint.Visibility = Visibility.Hidden;
}
/// <inheritdoc />
public override bool OnCanvasMouseUp(MouseInfo mouseInfo, CreatureStructureEditorCanvasVM canvasVM, ModifierKeys modifierKeys)
{
IsDragging = false;
return(false);
}
/// <inheritdoc />
public override void OnCanvasMouseLeave(CreatureStructureEditorCanvasVM canvasVM, ModifierKeys modifierKeys)
{
OnCanvasMouseUp(default(MouseInfo), canvasVM, modifierKeys);
}
private void SelectElementsInSelectionArea(CreatureStructureEditorCanvasVM canvasVM, ModifierKeys modifierKeys)
{
CanvasVM = CanvasVM ?? canvasVM;
if ((modifierKeys & ModifierKeys.Shift) == 0)
{
Reset();
}
CanvasVM.SelectionVM.Visibility = Visibility.Hidden;
var creatureStructureVM = CanvasVM.Creature.CreatureStructureVM;
var jointsInRectangle =
creatureStructureVM.JointCollectionVM.Where(jointVM => jointVM.Position.IsInsideRect(CanvasVM.SelectionVM.Rectangle));
var bonesInRectangle =
creatureStructureVM.BoneCollectionVM.Where(boneVM =>
boneVM.FirstJoint.Position.IsInsideRect(CanvasVM.SelectionVM.Rectangle) ||
boneVM.SecondJoint.Position.IsInsideRect(CanvasVM.SelectionVM.Rectangle) ||
CanvasVM.SelectionVM.Rectangle.IsBoneInside(boneVM.Model));
if ((modifierKeys & ModifierKeys.Alt) == 0)
{
foreach (var jointVM in jointsInRectangle)
{
if ((modifierKeys & ModifierKeys.Shift) == 0)
{
CanvasVM.SelectedJoints.Add(jointVM);
}
else
{
var joint = CanvasVM.SelectedJoints.FirstOrDefault(j => j.Model.Tracker == jointVM.Model.Tracker);
if (joint != null)
{
CanvasVM.SelectedJoints.Remove(joint);
}
else
{
CanvasVM.SelectedJoints.Add(jointVM);
}
}
}
}
if ((modifierKeys & ModifierKeys.Control) == 0)
{
foreach (var boneVM in bonesInRectangle)
{
if ((modifierKeys & ModifierKeys.Shift) == 0)
{
CanvasVM.SelectedBones.Add(boneVM);
}
else
{
var bone = CanvasVM.SelectedBones.FirstOrDefault(b => b.Model.Tracker == boneVM.Model.Tracker);
if (bone != null)
{
CanvasVM.SelectedBones.Remove(bone);
}
else
{
CanvasVM.SelectedBones.Add(boneVM);
}
}
}
}
}
/// <inheritdoc />
public override void OnCanvasMouseEnter(CreatureStructureEditorCanvasVM canvasVM, ModifierKeys modifierKeys)
{
CanvasVM = CanvasVM ?? canvasVM;
base.OnCanvasMouseEnter(canvasVM, modifierKeys);
}
