private void PlaceBone(JointVM firstJoint, JointVM secondJoint)
{
var bone = new Bone(firstJoint.Model, secondJoint.Model);
var boneVM = new BoneVM(bone);
if (CanvasVM.Creature.CreatureStructureVM.BoneCollectionVM.Any(b =>
{
if (b.FirstJoint.Model.Tracker == firstJoint.Model.Tracker &&
b.SecondJoint.Model.Tracker == secondJoint.Model.Tracker)
{
return(true);
}
if (b.FirstJoint.Model.Tracker == secondJoint.Model.Tracker &&
b.SecondJoint.Model.Tracker == firstJoint.Model.Tracker)
{
return(true);
}
return(false);
}))
{
var infoMessage = new InfoMessage("Bone already placed between those joints", TimeSpan.FromSeconds(2), Brushes.Red);
InfoMessageCollection.AddInfoMessageWithoutTracking(infoMessage);
return;
}
var changeOperation = new ChangeOperation(c => { c.Creature.CreatureStructureVM.BoneCollectionVM.Add(boneVM); },
c => { c.Creature.CreatureStructureVM.BoneCollectionVM.Remove(boneVM); });
CanvasVM.HistoryStack.AddOperation(changeOperation);
Reset();
FirstJoint = secondJoint;
CanvasVM.PreviewBone.From = FirstJoint.Position;
}
/// <inheritdoc />
public override void OnSelected()
{
var jointMessage = new InfoMessage("By pressing the Ctrl-Key you will only select joints", TimeSpan.FromSeconds(10));
var boneMessage = new InfoMessage("By pressing the Alt-Key you will only select bones", TimeSpan.FromSeconds(10));
var shiftMessage = new InfoMessage("By pressing the Shift-Key you can select multiple elements", TimeSpan.FromSeconds(10));
var panMessage = new InfoMessage("Hold down the middle mouse button to move the canvas around", TimeSpan.FromSeconds(10));
if (!InfoMessageCollection.HasShownMessage(jointMessage))
{
InfoMessageCollection.AddInfoMessage(jointMessage);
}
if (!InfoMessageCollection.HasShownMessage(boneMessage))
{
InfoMessageCollection.AddInfoMessage(boneMessage);
}
if (!InfoMessageCollection.HasShownMessage(shiftMessage))
{
InfoMessageCollection.AddInfoMessage(shiftMessage);
}
if (!InfoMessageCollection.HasShownMessage(panMessage))
{
InfoMessageCollection.AddInfoMessage(panMessage);
}
}
/// <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 OnSelected()
{
var shortCut =
new InfoMessage("You can quickly switch between tools via their shortcuts. Just hover over the icons to see them",
TimeSpan.FromSeconds(10));
if (!InfoMessageCollection.HasShownMessage(shortCut))
{
InfoMessageCollection.AddInfoMessage(shortCut);
}
}