/// <summary>
/// Draws this object to the <see cref="IGraphics" /> provided.
/// </summary>
/// <param name="graphics">The graphics object to use to draw this object.</param>
public override void Draw(IGraphics graphics)
{
base.Draw(graphics);
float lineWidth = Controller.StyleManager.LineStyle.Width;
graphics.LineStyle = SolidColourStyle.Black;
graphics.LineWidth = lineWidth;
SelectedLine currLine = _selectedLine ?? _hoverLine;
if (currLine != null)
{
Matrix3x2 transform = currLine.EdgePart.GetLineTransform() * currLine.Tile.Transform;
bool first = true;
foreach (ILine line in currLine.EdgePart.Lines)
{
if (first)
{
first = false;
graphics.DrawCircle(Vector2.Transform(line.Start, transform), lineWidth);
}
graphics.DrawCircle(Vector2.Transform(line.End, transform), lineWidth);
}
graphics.DrawLine(_splitLineStart, _splitLineEnd);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="SplitLineAction" /> class.
/// </summary>
/// <param name="line">The line.</param>
/// <param name="point">The point.</param>
/// <param name="tool">The tool.</param>
public SplitLineAction(SelectedLine line, LinePoint point, [NotNull] SplitLineTool tool)
{
Debug.Assert(line != null, "line != null");
Debug.Assert(point != null, "point != null");
Debug.Assert(tool != null, "tool != null");
_line = line;
_point = point;
_tool = tool;
}
/// <summary>
/// Sets the location that the line will be split along, for drwaing the preview.
/// </summary>
/// <param name="line">The line.</param>
/// <param name="point">The point.</param>
private void SetSplitLineLoc(SelectedLine line, LinePoint point)
{
Vector2 tangent = Vector2.Normalize(line.Line.GetTangent(point.Distance, line.LineTransform)) * 3;
Vector2 pos = Vector2.Transform(point.Position, Controller.View.InverseViewMatrix);
_splitLineStart = pos + new Vector2(tangent.Y, -tangent.X);
_splitLineEnd = pos + new Vector2(-tangent.Y, tangent.X);
}
/// <summary>
/// Starts the action associated with this tool at the location given.
/// </summary>
/// <param name="rawLocation">
/// The raw location to start the action.
/// Should be transformed by the <see cref="IView.InverseViewMatrix" /> for the
/// <see cref="Controller">Controllers</see> <see cref="EscherTiler.Controllers.Controller.View" /> to get the
/// location in the tiling itself.
/// </param>
/// <returns>
/// The action that was performed, or null if no action was performed.
/// </returns>
public override Action StartAction(Vector2 rawLocation)
{
Matrix3x2 viewMatrix = Controller.View.ViewMatrix;
// If there is a line selected, see if one of the control points has been selected
if (_selectedLine != null)
{
Matrix3x2 transform =
_selectedLine.EdgePart.GetLineTransform()
* _selectedLine.Tile.Transform
* viewMatrix;
// Gets the closest point to the location
Tuple <LineVector, float> closest =
_selectedLine.EdgePart.Lines.SelectMany(l => l.Points)
.Where(p => !p.IsFixed)
.Select(p => GetDist(p, transform, rawLocation))
.OrderBy(t => t.Item2)
.FirstOrDefault();
// If the closest point is within the toelrance, select it
if (closest != null && closest.Item2 < (_tolerance * _tolerance))
{
Debug.Assert(closest.Item1 != null, "closest.Item1 != null");
// Need the inverse transform for updating the line from a raw location
Matrix3x2 inverseTransform;
if (!Matrix3x2.Invert(_selectedLine.Tile.Transform, out inverseTransform))
{
throw new InvalidOperationException();
}
inverseTransform =
Controller.View.InverseViewMatrix
* inverseTransform
* _selectedLine.EdgePart.GetLineTransform(true);
_selectedVector = closest.Item1;
return(new EditPointAction(closest.Item1, inverseTransform, this));
}
}
_selectedVector = null;
_selectedLine = Controller.GetSelected(rawLocation, _tolerance);
if (_selectedLine == null)
{
RemoveOption(ChangeLineOption);
return(null);
}
ChangeLineOption.Value = _selectedLine.Line.GetType();
AddOption(ChangeLineOption);
return(InstantAction.PureInstance);
}
/// <summary>
/// Called when this tool is selected as the current tool.
/// </summary>
public override void Selected()
{
base.Selected();
if (_selectedLine != null)
{
if (!_selectedLine.EdgePart.Lines.Contains(_selectedLine.Line))
{
_selectedLine = null;
}
}
}
/// <summary>
/// Starts the action associated with this tool at the location given.
/// </summary>
/// <param name="rawLocation">
/// The raw location to start the action.
/// Should be transformed by the <see cref="IView.InverseViewMatrix" /> for the
/// <see cref="Controller">Controllers</see> <see cref="EscherTiler.Controllers.Controller.View" /> to get the
/// location in the tiling itself.
/// </param>
/// <returns>
/// The action that was performed, or null if no action was performed.
/// </returns>
public override Action StartAction(Vector2 rawLocation)
{
LinePoint loc;
_selectedLine = Controller.GetSelected(rawLocation, _tolerance, out loc);
if (_selectedLine == null)
{
return(null);
}
return(new SplitLineAction(_selectedLine, loc, this));
}
private void btnSend_Click(object sender, RoutedEventArgs e)
{
if (SelectedLine == null)
{
return;
}
SelectedLine.SendOutofDialogInstantMessage(Recipient, InstantMessage);
string msgSender = string.Format("{0}@{1}", SelectedLine.SIPAccount.UserName, SelectedLine.SIPAccount.GetSIPHostPort(SelectedLine.TransportType));
Model.AddInstantMessage(msgSender, InstantMessage);
InstantMessage = "";
}
/// <summary>
/// Removes a penalty sets on a croissant.
/// </summary>
private void RemovePenalty()
{
if (SelectedLine != null && SelectedLine.SelectedCroissant != null)
{
SelectedLine.RemovePenalty(SelectedLine.SelectedCroissant.Date.Value);
}
else
{
InformationMessage = "Impossible de supprimer une pénalité inexistante.";
}
// Check the commands: they state can change due to the added penalty.
CheckCommands();
}
/// <summary>
/// Activates a croissant that is deactivated.
/// </summary>
private void ActivateCroissant()
{
if (SelectedLine != null && SelectedLine.SelectedCroissant != null)
{
// A deactivated croissant doesn't have a date of deactivation,
// so we simply ask the line to reactivate one of its croissant.
SelectedLine.ReactivatedCroissant();
}
else
{
InformationMessage = "Impossible de gérer une pénalité inexistante.";
}
// Check the commands: they state can change due to the activated croissant.
CheckCommands();
}
/// <summary>
/// Called when this tool is selected as the current tool.
/// </summary>
public override void Selected()
{
base.Selected();
if (_selectedLine != null)
{
if (!_selectedLine.EdgePart.Lines.Contains(_selectedLine.Line))
_selectedLine = null;
}
}
/// <summary>
/// Called when the highlighted location (ie the cursor location) changes.
/// </summary>
/// <param name="rawLocation">
/// The raw location.
/// Should be transformed by the <see cref="IView.InverseViewMatrix" /> for the
/// <see cref="Controller">Controllers</see> <see cref="EscherTiler.Controllers.Controller.View" /> to get the
/// location in the tiling itself.
/// </param>
public override void UpdateLocation(Vector2 rawLocation)
{
base.UpdateLocation(rawLocation);
_hoverLine = Controller.GetSelected(rawLocation, _tolerance);
}
/// <summary>
/// Draws this object to the <see cref="IGraphics" /> provided.
/// </summary>
/// <param name="graphics">The graphics object to use to draw this object.</param>
public override void Draw(IGraphics graphics)
{
base.Draw(graphics);
graphics.LineWidth = Controller.StyleManager.LineStyle.Width;
SelectedLine selectedLine = _selectedLine;
SelectedLine hoverLine = _hoverLine;
if (hoverLine != null)
{
graphics.LineStyle = SolidColourStyle.CornflowerBlue;
hoverLine.Line.Draw(
graphics,
hoverLine.EdgePart.GetLineTransform() * hoverLine.Tile.Transform);
}
if (selectedLine != null)
{
float radius = Controller.StyleManager.LineStyle.Width * 2;
Matrix3x2 transform = selectedLine.EdgePart.GetLineTransform() * selectedLine.Tile.Transform;
graphics.LineStyle = SolidColourStyle.CornflowerBlue;
selectedLine.Line.Draw(graphics, transform);
graphics.LineStyle = SolidColourStyle.Black;
foreach (ILine line in selectedLine.EdgePart.Lines)
{
QuadraticBezierCurve quadCurve;
CubicBezierCurve cubicCurve;
if ((quadCurve = line as QuadraticBezierCurve) != null)
{
graphics.LineStyle = TransparentBlue;
graphics.DrawLines(
Vector2.Transform(quadCurve.Start, transform),
Vector2.Transform(quadCurve.ControlPoint, transform),
Vector2.Transform(quadCurve.End, transform));
graphics.LineStyle = SolidColourStyle.Black;
}
else if ((cubicCurve = line as CubicBezierCurve) != null)
{
graphics.LineStyle = TransparentBlue;
graphics.DrawLines(
Vector2.Transform(cubicCurve.Start, transform),
Vector2.Transform(cubicCurve.ControlPointA, transform),
Vector2.Transform(cubicCurve.ControlPointB, transform),
Vector2.Transform(cubicCurve.End, transform));
graphics.LineStyle = SolidColourStyle.Black;
}
foreach (LineVector point in line.Points)
{
if (point.IsFixed)
{
graphics.FillStyle = SolidColourStyle.Gray;
}
else if (point == _selectedVector)
{
graphics.FillStyle = SolidColourStyle.CornflowerBlue;
}
else
{
graphics.FillStyle = SolidColourStyle.White;
}
DrawControl(graphics, Vector2.Transform(point, transform), radius);
}
}
}
}
/// <summary>
/// Changes the type of the selected line.
/// </summary>
/// <param name="value">The value.</param>
private void ChangeLineType(object value)
{
Type type = value as Type;
if (type == null) throw new ArgumentException();
SelectedLine selectedLine = _selectedLine;
if (selectedLine == null) return;
ILine currLine = selectedLine.Line;
Type currLineType = currLine.GetType();
if (type == currLineType) return;
ILine newLine;
if (type == typeof(Line))
newLine = new Line(currLine.Start, currLine.End);
else if (type == typeof(QuadraticBezierCurve))
{
if (currLineType == typeof(Line))
{
newLine = new QuadraticBezierCurve(
currLine.Start,
new LineVector((currLine.Start.Vector + currLine.End.Vector) / 2),
currLine.End);
}
else if (currLineType == typeof(CubicBezierCurve))
{
CubicBezierCurve cubic = (CubicBezierCurve) currLine;
Vector2 vec = currLine.Start.Vector + (currLine.End.Vector - currLine.Start.Vector) / 2;
newLine = new QuadraticBezierCurve(
cubic.Start,
new LineVector(vec),
cubic.End);
}
else
{
throw new NotSupportedException(
$"Cannot change a line of type '{currLineType.FullName}' to a line of type '{type.FullName}'.");
}
}
else if (type == typeof(CubicBezierCurve))
{
if (currLineType == typeof(Line))
{
Vector2 vec = (currLine.End.Vector - currLine.Start.Vector) / 3;
newLine = new CubicBezierCurve(
currLine.Start,
new LineVector(currLine.Start.Vector + vec),
new LineVector(currLine.Start.Vector + vec + vec),
currLine.End);
}
else if (currLineType == typeof(QuadraticBezierCurve))
{
QuadraticBezierCurve quad = (QuadraticBezierCurve) currLine;
Vector2 start = quad.Start.Vector;
Vector2 end = quad.End.Vector;
Vector2 control = quad.ControlPoint.Vector;
newLine = new CubicBezierCurve(
quad.Start,
new LineVector(start + (2f / 3f * (control - start))),
new LineVector(end + (2f / 3f * (control - end))),
quad.End);
}
else
{
throw new NotSupportedException(
$"Cannot change a line of type '{currLineType.FullName}' to a line of type '{type.FullName}'.");
}
}
else
{
throw new NotSupportedException(
$"Cannot change a line of type '{currLineType.FullName}' to a line of type '{type.FullName}'.");
}
Debug.Assert(newLine.GetType() == type, "newLine.GetType() == type");
selectedLine.EdgePart.Lines.Replace(currLine, newLine);
_selectedLine = new SelectedLine(
selectedLine.Tile,
selectedLine.EdgePart,
newLine,
selectedLine.LineTransform);
}
/// <summary>
/// Changes the type of the selected line.
/// </summary>
/// <param name="value">The value.</param>
private void ChangeLineType(object value)
{
Type type = value as Type;
if (type == null)
{
throw new ArgumentException();
}
SelectedLine selectedLine = _selectedLine;
if (selectedLine == null)
{
return;
}
ILine currLine = selectedLine.Line;
Type currLineType = currLine.GetType();
if (type == currLineType)
{
return;
}
ILine newLine;
if (type == typeof(Line))
{
newLine = new Line(currLine.Start, currLine.End);
}
else if (type == typeof(QuadraticBezierCurve))
{
if (currLineType == typeof(Line))
{
newLine = new QuadraticBezierCurve(
currLine.Start,
new LineVector((currLine.Start.Vector + currLine.End.Vector) / 2),
currLine.End);
}
else if (currLineType == typeof(CubicBezierCurve))
{
CubicBezierCurve cubic = (CubicBezierCurve)currLine;
Vector2 vec = currLine.Start.Vector + (currLine.End.Vector - currLine.Start.Vector) / 2;
newLine = new QuadraticBezierCurve(
cubic.Start,
new LineVector(vec),
cubic.End);
}
else
{
throw new NotSupportedException(
$"Cannot change a line of type '{currLineType.FullName}' to a line of type '{type.FullName}'.");
}
}
else if (type == typeof(CubicBezierCurve))
{
if (currLineType == typeof(Line))
{
Vector2 vec = (currLine.End.Vector - currLine.Start.Vector) / 3;
newLine = new CubicBezierCurve(
currLine.Start,
new LineVector(currLine.Start.Vector + vec),
new LineVector(currLine.Start.Vector + vec + vec),
currLine.End);
}
else if (currLineType == typeof(QuadraticBezierCurve))
{
QuadraticBezierCurve quad = (QuadraticBezierCurve)currLine;
Vector2 start = quad.Start.Vector;
Vector2 end = quad.End.Vector;
Vector2 control = quad.ControlPoint.Vector;
newLine = new CubicBezierCurve(
quad.Start,
new LineVector(start + (2f / 3f * (control - start))),
new LineVector(end + (2f / 3f * (control - end))),
quad.End);
}
else
{
throw new NotSupportedException(
$"Cannot change a line of type '{currLineType.FullName}' to a line of type '{type.FullName}'.");
}
}
else
{
throw new NotSupportedException(
$"Cannot change a line of type '{currLineType.FullName}' to a line of type '{type.FullName}'.");
}
Debug.Assert(newLine.GetType() == type, "newLine.GetType() == type");
selectedLine.EdgePart.Lines.Replace(currLine, newLine);
_selectedLine = new SelectedLine(
selectedLine.Tile,
selectedLine.EdgePart,
newLine,
selectedLine.LineTransform);
}
/// <summary>
/// Called when the highlighted location (ie the cursor location) changes.
/// </summary>
/// <param name="rawLocation">
/// The raw location.
/// Should be transformed by the <see cref="IView.InverseViewMatrix" /> for the
/// <see cref="Controller">Controllers</see> <see cref="EscherTiler.Controllers.Controller.View" /> to get the
/// location in the tiling itself.
/// </param>
public override void UpdateLocation(Vector2 rawLocation)
{
base.UpdateLocation(rawLocation);
_hoverLine = Controller.GetSelected(rawLocation, _tolerance);
}
/// <summary>
/// Starts the action associated with this tool at the location given.
/// </summary>
/// <param name="rawLocation">
/// The raw location to start the action.
/// Should be transformed by the <see cref="IView.InverseViewMatrix" /> for the
/// <see cref="Controller">Controllers</see> <see cref="EscherTiler.Controllers.Controller.View" /> to get the
/// location in the tiling itself.
/// </param>
/// <returns>
/// The action that was performed, or null if no action was performed.
/// </returns>
public override Action StartAction(Vector2 rawLocation)
{
Matrix3x2 viewMatrix = Controller.View.ViewMatrix;
// If there is a line selected, see if one of the control points has been selected
if (_selectedLine != null)
{
Matrix3x2 transform =
_selectedLine.EdgePart.GetLineTransform()
* _selectedLine.Tile.Transform
* viewMatrix;
// Gets the closest point to the location
Tuple<LineVector, float> closest =
_selectedLine.EdgePart.Lines.SelectMany(l => l.Points)
.Where(p => !p.IsFixed)
.Select(p => GetDist(p, transform, rawLocation))
.OrderBy(t => t.Item2)
.FirstOrDefault();
// If the closest point is within the toelrance, select it
if (closest != null && closest.Item2 < (_tolerance * _tolerance))
{
Debug.Assert(closest.Item1 != null, "closest.Item1 != null");
// Need the inverse transform for updating the line from a raw location
Matrix3x2 inverseTransform;
if (!Matrix3x2.Invert(_selectedLine.Tile.Transform, out inverseTransform))
throw new InvalidOperationException();
inverseTransform =
Controller.View.InverseViewMatrix
* inverseTransform
* _selectedLine.EdgePart.GetLineTransform(true);
_selectedVector = closest.Item1;
return new EditPointAction(closest.Item1, inverseTransform, this);
}
}
_selectedVector = null;
_selectedLine = Controller.GetSelected(rawLocation, _tolerance);
if (_selectedLine == null)
{
RemoveOption(ChangeLineOption);
return null;
}
ChangeLineOption.Value = _selectedLine.Line.GetType();
AddOption(ChangeLineOption);
return InstantAction.PureInstance;
}
/// <summary>
/// Gets the line selected at the locaiton given.
/// </summary>
private SelectedLine GetSelected(Vector2 rawLocation, float tolerance, out LinePoint loc)
{
Matrix3x2 viewMatrix = View.ViewMatrix;
bool checkNext = false;
SelectedLine last = null;
LinePoint lastHit = null;
// Check each line for each edge part for each tile
foreach (TileBase tile in Tiles)
{
foreach (EdgePartShape partShape in tile.PartShapes)
{
Matrix3x2 transform =
partShape.GetLineTransform()
* tile.Transform
* viewMatrix;
foreach (ILine line in partShape.Lines)
{
LinePoint hit = line.HitTest(rawLocation, tolerance, transform);
if (hit != null)
{
if (checkNext)
{
if (hit.Distance > 0)
{
loc = hit;
return(new SelectedLine(tile, partShape, line, transform));
}
loc = lastHit;
return(last);
}
// If the hit was just at/past the end of the line, check to see if it was in the next line
if (hit.Distance >= 1)
{
lastHit = hit;
last = new SelectedLine(tile, partShape, line, transform);
checkNext = true;
continue;
}
loc = hit;
return(new SelectedLine(tile, partShape, line, transform));
}
if (checkNext)
{
loc = lastHit;
return(last);
}
}
}
}
if (checkNext)
{
loc = lastHit;
return(last);
}
loc = null;
return(null);
}
/// <summary>
/// Starts the action associated with this tool at the location given.
/// </summary>
/// <param name="rawLocation">
/// The raw location to start the action.
/// Should be transformed by the <see cref="IView.InverseViewMatrix" /> for the
/// <see cref="Controller">Controllers</see> <see cref="EscherTiler.Controllers.Controller.View" /> to get the
/// location in the tiling itself.
/// </param>
/// <returns>
/// The action that was performed, or null if no action was performed.
/// </returns>
public override Action StartAction(Vector2 rawLocation)
{
LinePoint loc;
_selectedLine = Controller.GetSelected(rawLocation, _tolerance, out loc);
if (_selectedLine == null)
return null;
return new SplitLineAction(_selectedLine, loc, this);
}
/// <summary>
/// Gets the line selected at the locaiton given.
/// </summary>
private SelectedLine GetSelected(Vector2 rawLocation, float tolerance, out LinePoint loc)
{
Matrix3x2 viewMatrix = View.ViewMatrix;
bool checkNext = false;
SelectedLine last = null;
LinePoint lastHit = null;
// Check each line for each edge part for each tile
foreach (TileBase tile in Tiles)
{
foreach (EdgePartShape partShape in tile.PartShapes)
{
Matrix3x2 transform =
partShape.GetLineTransform()
* tile.Transform
* viewMatrix;
foreach (ILine line in partShape.Lines)
{
LinePoint hit = line.HitTest(rawLocation, tolerance, transform);
if (hit != null)
{
if (checkNext)
{
if (hit.Distance > 0)
{
loc = hit;
return new SelectedLine(tile, partShape, line, transform);
}
loc = lastHit;
return last;
}
// If the hit was just at/past the end of the line, check to see if it was in the next line
if (hit.Distance >= 1)
{
lastHit = hit;
last = new SelectedLine(tile, partShape, line, transform);
checkNext = true;
continue;
}
loc = hit;
return new SelectedLine(tile, partShape, line, transform);
}
if (checkNext)
{
loc = lastHit;
return last;
}
}
}
}
if (checkNext)
{
loc = lastHit;
return last;
}
loc = null;
return null;
}
/// <summary>
/// Initializes a new instance of the <see cref="SplitLineAction" /> class.
/// </summary>
/// <param name="line">The line.</param>
/// <param name="point">The point.</param>
/// <param name="tool">The tool.</param>
public SplitLineAction(SelectedLine line, LinePoint point, [NotNull] SplitLineTool tool)
{
Debug.Assert(line != null, "line != null");
Debug.Assert(point != null, "point != null");
Debug.Assert(tool != null, "tool != null");
_line = line;
_point = point;
_tool = tool;
}
/// <summary>
/// Sets the location that the line will be split along, for drwaing the preview.
/// </summary>
/// <param name="line">The line.</param>
/// <param name="point">The point.</param>
private void SetSplitLineLoc(SelectedLine line, LinePoint point)
{
Vector2 tangent = Vector2.Normalize(line.Line.GetTangent(point.Distance, line.LineTransform)) * 3;
Vector2 pos = Vector2.Transform(point.Position, Controller.View.InverseViewMatrix);
_splitLineStart = pos + new Vector2(tangent.Y, -tangent.X);
_splitLineEnd = pos + new Vector2(-tangent.Y, tangent.X);
}
