public SelectCommand(EditCurve curve, EditCurveKeySelection newSelection,
EditCurveKeySelection oldSelection)
{
this.curve = curve;
this.oldSelection = oldSelection;
this.newSelection = newSelection;
}
public EditCurveKeyUpdateCommand(EditCurve curve,
ICollection <EditCurveKey> oldKeyValues,
ICollection <EditCurveKey> newKeyValues)
{
this.curve = curve;
this.oldKeyValues = oldKeyValues;
this.newKeyValues = newKeyValues;
}
public EditCurveKeyAddRemoveCommand(EditCurve curve, EditCurveKey addKey,
EditCurveKeySelection selection)
{
this.curve = curve;
this.addKey = true;
this.selection = selection.Clone();
keys = new List <EditCurveKey>();
keys.Add(addKey.Clone());
}
public EditCurveKeyAddRemoveCommand(EditCurve curve,
ICollection<EditCurveKey> deleteKeys)
{
this.curve = curve;
addKey = false;
keys = new List<EditCurveKey>(deleteKeys.Count);
foreach ( EditCurveKey key in deleteKeys )
keys.Add(key.Clone());
}
public EditCurveKeyAddRemoveCommand(EditCurve curve, EditCurveKey addKey,
EditCurveKeySelection selection)
{
this.curve = curve;
this.addKey = true;
this.selection = selection.Clone();
keys = new List<EditCurveKey>();
keys.Add(addKey.Clone());
}
public EditCurveKeyAddRemoveCommand(EditCurve curve,
ICollection <EditCurveKey> deleteKeys)
{
this.curve = curve;
addKey = false;
keys = new List <EditCurveKey>(deleteKeys.Count);
foreach (EditCurveKey key in deleteKeys)
{
keys.Add(key.Clone());
}
}
/// <summary>
/// Load a Curve from given filename.
/// </summary>
/// <param name="filename"></param>
/// <param name="name"></param>
/// <param name="color"></param>
/// <param name="commandHistory"></param>
/// <returns></returns>
public static EditCurve LoadFromFile(string filename, string name,
System.Drawing.Color color, CommandHistory commandHistory)
{
EditCurve editCurve = null;
using (XmlReader xr = XmlReader.Create(filename))
{
Curve curve = IntermediateSerializer.Deserialize <Curve>(xr,
Path.GetDirectoryName(filename));
editCurve = new EditCurve(name, color, curve, commandHistory);
}
return(editCurve);
}
/// <summary>
/// Create new instance of EditCurveKeyCollection from Curve instance.
/// </summary>
/// <param name="curve"></param>
internal EditCurveKeyCollection(EditCurve owner)
{
// Generate EditCurveKey list from Curve class.
this.owner = owner;
foreach (CurveKey key in owner.OriginalCurve.Keys)
{
// Add EditCurveKey to keys.
int index = owner.OriginalCurve.Keys.IndexOf(key);
EditCurveKey newKey =
new EditCurveKey(EditCurveKey.GenerateUniqueId(), key);
keys.Insert(index, newKey);
idToKeyMap.Add(newKey.Id, newKey);
}
}
public EditCurveStateChangeCommand(EditCurve curve, EditCurveState oldState,
EditCurveState newState)
{
if (oldState == null)
{
throw new ArgumentNullException("oldState");
}
if (newState == null)
{
throw new ArgumentNullException("newState");
}
this.curve = curve;
this.oldState = (EditCurveState)oldState.Clone();
this.newState = (EditCurveState)newState.Clone();
}
private void DrawTangents(Graphics g, EditCurve curve)
{
System.Drawing.Color[] colors = new System.Drawing.Color[] { System.Drawing.Color.Yellow, System.Drawing.Color.Brown };
float len = 50.0f;
Vector2 pt1 = new Vector2();
EditCurveSelections tangentSelection = EditCurveSelections.Key |
EditCurveSelections.TangentIn |
EditCurveSelections.TangentOut;
for (int i = 0; i < curve.Keys.Count; ++i)
{
EditCurveKey editKey = curve.Keys[i];
CurveKey key = editKey.OriginalKey;
EditCurveSelections selection = editKey.Selection;
bool isSelecting = (selection & tangentSelection) != 0;
if (((isSelecting && curve.Editable) ||
curveTangentsViewMode == EditCurveView.Always) &&
key.Continuity == CurveContinuity.Smooth)
{
pt1 = curveView.ToPixelCoordinate(key.Position, key.Value);
int colIdx = 0;
float screen_tangent;
// tan-in.
colIdx = (selection & EditCurveSelections.TangentIn) != 0 ? 0 : 1;
screen_tangent = curveView.UnitToScreenTangentAngle(
key.TangentIn / curve.GetDistanceOfKeys(i, 0));
DrawArrow(g, pt1,
(float)Math.PI + (float)Math.Atan(screen_tangent),
len, colors[colIdx]);
// tan-out.
colIdx = (selection & EditCurveSelections.TangentOut) != 0 ? 0 : 1;
screen_tangent = curveView.UnitToScreenTangentAngle(
key.TangentOut / curve.GetDistanceOfKeys(i, 1));
DrawArrow(g, pt1, (float)Math.Atan(screen_tangent), len,
colors[colIdx]);
}
}
}
private void DrawCurveSections(Graphics g, Pen pen, EditCurve curve,
double t0, double t1, double step)
{
Vector2[] p = new Vector2[2] {
new Vector2(), new Vector2()
};
int pIdx = 0;
p[pIdx] =
curveView.ToPixelCoordinate((float)t0, curve.Evaluate((float)t0));
for (double t = t0; t < t1;)
{
double nextT = t + step;
t = nextT;
pIdx = (pIdx + 1) & 1;
p[pIdx] =
curveView.ToPixelCoordinate((float)t, curve.Evaluate((float)t));
DrawLine(g, pen, p[0], p[1]);
t = nextT;
}
}
private void CheckSelection()
{
// Make sure it selected single key.
CommonState<CurveLoopType> preLoop = new CommonState<CurveLoopType>();
CommonState<CurveLoopType> postLoop = new CommonState<CurveLoopType>();
CommonState<EditCurveTangent> tangentInType =
new CommonState<EditCurveTangent>();
CommonState<EditCurveTangent> tangentOutType =
new CommonState<EditCurveTangent>();
int totalSelectCount = 0;
EditCurve lastSelectedCurve = null;
foreach (EditCurve curve in curves)
{
if (!curve.Editable || !curve.Visible ||
curve.Selection.Count == 0 ) continue;
EditCurveKeySelection selection = curve.Selection;
totalSelectCount += selection.Count;
lastSelectedCurve = curve;
preLoop.Add(curve.PreLoop);
postLoop.Add(curve.PostLoop);
foreach (long id in selection.Keys)
{
EditCurveKey key;
if (curve.Keys.TryGetValue(id, out key))
{
if (key.Continuity == CurveContinuity.Smooth)
{
tangentInType.Add(key.TangentInType);
tangentOutType.Add(key.TangentOutType);
}
else
{
tangentInType.Add(EditCurveTangent.Stepped);
tangentOutType.Add(EditCurveTangent.Stepped);
}
}
}
}
// Update Menus.
CheckMenuItem(preInfinityToolStripMenuItem, preLoop.ValueString);
CheckMenuItem(postInfinityToolStripMenuItem, postLoop.ValueString);
bool sameValueString = String.Compare(tangentInType.ValueString,
tangentOutType.ValueString) == 0;
string tangentsString = sameValueString?
tangentInType.ValueString : String.Empty;
CheckMenuItem(tangentsToolStripMenuItem, tangentsString);
CheckMenuItem(inTangentToolStripMenuItem, tangentInType.ValueString);
CheckMenuItem(outTangentToolStripMenuItem, tangentOutType.ValueString);
// Are we just select one key?
singleEditUpdating = true;
if (totalSelectCount == 1)
{
singleEditCurve = lastSelectedCurve;
EditCurveKey[] keys = lastSelectedCurve.GetSelectedKeys();
singleEditKey = keys[0];
keyPositionTextBox.Text =
String.Format( "{0:F3}", singleEditKey.Position );
keyValueTextBox.Text = String.Format("{0:F3}", singleEditKey.Value);
keyPositionLabel.Enabled = keyValueLabel.Enabled =
keyPositionTextBox.Enabled = keyValueTextBox.Enabled = true;
}
else
{
singleEditKey = null;
singleEditCurve = null;
keyPositionTextBox.Text = keyValueTextBox.Text = String.Empty;
keyPositionLabel.Enabled = keyValueLabel.Enabled =
keyPositionTextBox.Enabled = keyValueTextBox.Enabled = false;
}
singleEditUpdating = false;
}
public SelectCommand(EditCurve curve, EditCurveKeySelection newSelection,
EditCurveKeySelection oldSelection)
{
this.curve = curve;
this.oldSelection = oldSelection;
this.newSelection = newSelection;
}
public EditCurveStateChangeCommand(EditCurve curve, EditCurveState oldState,
EditCurveState newState)
{
if (oldState == null) throw new ArgumentNullException("oldState");
if (newState == null) throw new ArgumentNullException("newState");
this.curve = curve;
this.oldState = (EditCurveState)oldState.Clone();
this.newState = (EditCurveState)newState.Clone();
}
public EditCurveKeyUpdateCommand(EditCurve curve,
ICollection<EditCurveKey> oldKeyValues,
ICollection<EditCurveKey> newKeyValues)
{
this.curve = curve;
this.oldKeyValues = oldKeyValues;
this.newKeyValues = newKeyValues;
}
private void DrawTangents(Graphics g, EditCurve curve)
{
System.Drawing.Color[] colors = new System.Drawing.Color[] { System.Drawing.Color.Yellow, System.Drawing.Color.Brown };
float len = 50.0f;
Vector2 pt1 = new Vector2();
EditCurveSelections tangentSelection = EditCurveSelections.Key |
EditCurveSelections.TangentIn |
EditCurveSelections.TangentOut;
for (int i = 0; i < curve.Keys.Count; ++i)
{
EditCurveKey editKey = curve.Keys[i];
CurveKey key = editKey.OriginalKey;
EditCurveSelections selection = editKey.Selection;
bool isSelecting = (selection & tangentSelection) != 0;
if (((isSelecting && curve.Editable) ||
curveTangentsViewMode == EditCurveView.Always)
&& key.Continuity == CurveContinuity.Smooth)
{
pt1 = curveView.ToPixelCoordinate(key.Position, key.Value);
int colIdx = 0;
float screen_tangent;
// tan-in.
colIdx = (selection & EditCurveSelections.TangentIn) != 0 ? 0 : 1;
screen_tangent = curveView.UnitToScreenTangentAngle(
key.TangentIn / curve.GetDistanceOfKeys(i, 0));
DrawArrow(g, pt1,
(float)Math.PI + (float)Math.Atan(screen_tangent),
len, colors[colIdx]);
// tan-out.
colIdx = (selection & EditCurveSelections.TangentOut) != 0 ? 0 : 1;
screen_tangent = curveView.UnitToScreenTangentAngle(
key.TangentOut / curve.GetDistanceOfKeys(i, 1));
DrawArrow(g, pt1, (float)Math.Atan(screen_tangent), len,
colors[colIdx]);
}
}
}
private void DrawCurveSections(Graphics g, Pen pen, EditCurve curve,
double t0, double t1, double step)
{
Vector2[] p = new Vector2[2] { new Vector2(), new Vector2() };
int pIdx = 0;
p[pIdx] =
curveView.ToPixelCoordinate((float)t0, curve.Evaluate((float)t0));
for (double t = t0; t < t1; )
{
double nextT = t + step;
t = nextT;
pIdx = (pIdx + 1) & 1;
p[pIdx] =
curveView.ToPixelCoordinate((float)t, curve.Evaluate((float)t));
DrawLine(g, pen, p[0], p[1]);
t = nextT;
}
}
private void curveView_MouseUp(object sender, MouseEventArgs e)
{
if ((e.Button & MouseButtons.Left) != MouseButtons.Left)
{
return;
}
if (!mousePressing)
{
return;
}
mousePressing = false;
// Quit if edtable is false.
if (!editable)
{
return;
}
EditMode em = (quickEditMode != EditMode.None) ? quickEditMode : editMode;
switch (em)
{
case EditMode.Add:
Vector2 pos_us = curveView.ToUnitCoordinate(prevMousePos);
MathHelper.Clamp(pos_us.X,
-1f * MaximumCurveKeyEntry,
MaximumCurveKeyEntry);
MathHelper.Clamp(pos_us.Y,
-1f * MaximumCurveKeyEntry,
MaximumCurveKeyEntry);
UpdateCurves(delegate(EditCurve curve)
{
curve.AddKey(pos_us);
});
break;
case EditMode.Move:
// Finish move curves.
BeginCaptureCommands();
EndUpdateCurves();
EndCaptureCommands();
RequestRender();
break;
case EditMode.Select:
bool singleSelect = false;
// adjust selecting box if select area is too small.
if (selectingBox.Width < MinSelectSize ||
selectingBox.Height < MinSelectSize)
{
selectingBox.X += (selectingBox.Width - MinSelectSize) * 0.5f;
selectingBox.Y += (selectingBox.Height - MinSelectSize) * 0.5f;
selectingBox.Width = selectingBox.Height = MinSelectSize;
singleSelect = true;
}
BoundingBox selectRegion = new BoundingBox(
new Vector3(curveView.ToUnitCoordinate(selectingBox.Left,
selectingBox.Bottom), -1),
new Vector3(curveView.ToUnitCoordinate(selectingBox.Right,
selectingBox.Top), 1));
Vector2 tangentScale = new Vector2(
(float)curveView.ScaleX * TangentManipulatorLength,
(float)curveView.ScaleY * TangentManipulatorLength);
// Check selection front to back.
bool selected = false;
int curveCount = curves.Count;
while (curveCount-- > 0)
{
EditCurve curve = curves[curveCount];
if (!curve.Editable || !curve.Visible)
{
continue;
}
if (singleSelect && selected)
{
curve.ClearSelection();
}
else
{
curve.Select(selectRegion, tangentScale, curveKeyViewMode,
curveTangentsViewMode, ModifierKeys == Keys.Shift,
singleSelect);
selected = (singleSelect && curve.Selection.Count != 0);
}
}
selectingBox = RectangleF.Empty;
CheckSelection();
RequestRender();
break;
}
}
/// <summary>
/// Draw actual part of curve.
/// </summary>
/// <param name="g"></param>
/// <param name="pen"></param>
/// <param name="curve"></param>
/// <param name="t0"></param>
/// <param name="t1"></param>
/// <param name="step"></param>
private void DrawCurve(Graphics g, Pen pen, EditCurve curve,
double t0, double t1, double step)
{
Vector2[] p = new Vector2[2] {
new Vector2(), new Vector2()
};
// Search key and next key that includes t0 position.
int keyIndex = 0;
EditCurveKey key = null, nextKey = null;
for (; keyIndex < curve.Keys.Count; ++keyIndex)
{
key = nextKey; nextKey = curve.Keys[keyIndex];
if (nextKey.Position > t0)
{
break;
}
}
int pIdx = 0;
p[pIdx] = curveView.ToPixelCoordinate((float)t0, curve.Evaluate((float)t0));
for (double t = t0; t < t1;)
{
double nextT = t1 + step;
if (nextKey != null)
{
nextT = Math.Min(t1, nextKey.Position);
}
// Draw current key and next key section.
if (key.Continuity == CurveContinuity.Smooth)
{
while (t < nextT)
{
// If this line crosses next key position, draw line from
// current position to next key position.
t = (t <nextT && t + step> nextT)? nextT: t + step;
pIdx = (pIdx + 1) & 1;
p[pIdx] = curveView.ToPixelCoordinate(
(float)t, curve.Evaluate((float)t));
DrawLine(g, pen, p[0], p[1]);
}
}
else
{
// Step case,
// Draw, horizontal line.
pIdx = (pIdx + 1) & 1;
p[pIdx] = curveView.ToPixelCoordinate(nextKey.Position, key.Value);
DrawLine(g, pen, p[0], p[1]);
// Draw vertical line.
pIdx = (pIdx + 1) & 1;
p[pIdx] = curveView.ToPixelCoordinate(
nextKey.Position, nextKey.Value);
DrawLine(g, pen, p[0], p[1]);
t = nextT;
}
// Advance to next key.
key = nextKey;
nextKey = (++keyIndex < curve.Keys.Count) ? curve.Keys[keyIndex] : null;
}
}
public EditCurveEventArgs(EditCurve curve)
{
Curve = curve;
}
/// <summary>
/// Draw actual part of curve.
/// </summary>
/// <param name="g"></param>
/// <param name="pen"></param>
/// <param name="curve"></param>
/// <param name="t0"></param>
/// <param name="t1"></param>
/// <param name="step"></param>
private void DrawCurve(Graphics g, Pen pen, EditCurve curve,
double t0, double t1, double step)
{
Vector2[] p = new Vector2[2] { new Vector2(), new Vector2() };
// Search key and next key that includes t0 position.
int keyIndex = 0;
EditCurveKey key = null, nextKey = null;
for (; keyIndex < curve.Keys.Count; ++keyIndex)
{
key = nextKey; nextKey = curve.Keys[keyIndex];
if (nextKey.Position > t0) break;
}
int pIdx = 0;
p[pIdx] = curveView.ToPixelCoordinate((float)t0, curve.Evaluate((float)t0));
for (double t = t0; t < t1;)
{
double nextT = t1 + step;
if (nextKey != null)
nextT = Math.Min(t1, nextKey.Position);
// Draw current key and next key section.
if (key.Continuity == CurveContinuity.Smooth)
{
while (t < nextT)
{
// If this line crosses next key position, draw line from
// current position to next key position.
t = ( t < nextT && t + step > nextT )? nextT: t + step;
pIdx = (pIdx + 1) & 1;
p[pIdx] = curveView.ToPixelCoordinate(
(float)t, curve.Evaluate((float)t));
DrawLine(g, pen, p[0], p[1]);
}
}
else
{
// Step case,
// Draw, horizontal line.
pIdx = (pIdx + 1) & 1;
p[pIdx] = curveView.ToPixelCoordinate(nextKey.Position, key.Value);
DrawLine(g, pen, p[0], p[1]);
// Draw vertical line.
pIdx = (pIdx + 1) & 1;
p[pIdx] = curveView.ToPixelCoordinate(
nextKey.Position, nextKey.Value);
DrawLine(g, pen, p[0], p[1]);
t = nextT;
}
// Advance to next key.
key = nextKey;
nextKey = (++keyIndex < curve.Keys.Count) ? curve.Keys[keyIndex] : null;
}
}
/// <summary>
/// Load a Curve from given filename.
/// </summary>
/// <param name="filename"></param>
/// <param name="name"></param>
/// <param name="color"></param>
/// <param name="commandHistory"></param>
/// <returns></returns>
public static EditCurve LoadFromFile(string filename, string name,
System.Drawing.Color color, CommandHistory commandHistory)
{
EditCurve editCurve = null;
using (XmlReader xr = XmlReader.Create(filename))
{
Curve curve = IntermediateSerializer.Deserialize<Curve>(xr,
Path.GetDirectoryName(filename));
editCurve = new EditCurve(name, color, curve, commandHistory);
}
return editCurve;
}
private void CheckSelection()
{
// Make sure it selected single key.
CommonState <CurveLoopType> preLoop = new CommonState <CurveLoopType>();
CommonState <CurveLoopType> postLoop = new CommonState <CurveLoopType>();
CommonState <EditCurveTangent> tangentInType =
new CommonState <EditCurveTangent>();
CommonState <EditCurveTangent> tangentOutType =
new CommonState <EditCurveTangent>();
int totalSelectCount = 0;
EditCurve lastSelectedCurve = null;
foreach (EditCurve curve in curves)
{
if (!curve.Editable || !curve.Visible ||
curve.Selection.Count == 0)
{
continue;
}
EditCurveKeySelection selection = curve.Selection;
totalSelectCount += selection.Count;
lastSelectedCurve = curve;
preLoop.Add(curve.PreLoop);
postLoop.Add(curve.PostLoop);
foreach (long id in selection.Keys)
{
EditCurveKey key;
if (curve.Keys.TryGetValue(id, out key))
{
if (key.Continuity == CurveContinuity.Smooth)
{
tangentInType.Add(key.TangentInType);
tangentOutType.Add(key.TangentOutType);
}
else
{
tangentInType.Add(EditCurveTangent.Stepped);
tangentOutType.Add(EditCurveTangent.Stepped);
}
}
}
}
// Update Menus.
CheckMenuItem(preInfinityToolStripMenuItem, preLoop.ValueString);
CheckMenuItem(postInfinityToolStripMenuItem, postLoop.ValueString);
bool sameValueString = String.Compare(tangentInType.ValueString,
tangentOutType.ValueString) == 0;
string tangentsString = sameValueString?
tangentInType.ValueString : String.Empty;
CheckMenuItem(tangentsToolStripMenuItem, tangentsString);
CheckMenuItem(inTangentToolStripMenuItem, tangentInType.ValueString);
CheckMenuItem(outTangentToolStripMenuItem, tangentOutType.ValueString);
// Are we just select one key?
singleEditUpdating = true;
if (totalSelectCount == 1)
{
singleEditCurve = lastSelectedCurve;
EditCurveKey[] keys = lastSelectedCurve.GetSelectedKeys();
singleEditKey = keys[0];
keyPositionTextBox.Text =
String.Format("{0:F3}", singleEditKey.Position);
keyValueTextBox.Text = String.Format("{0:F3}", singleEditKey.Value);
keyPositionLabel.Enabled = keyValueLabel.Enabled =
keyPositionTextBox.Enabled = keyValueTextBox.Enabled = true;
}
else
{
singleEditKey = null;
singleEditCurve = null;
keyPositionTextBox.Text = keyValueTextBox.Text = String.Empty;
keyPositionLabel.Enabled = keyValueLabel.Enabled =
keyPositionTextBox.Enabled = keyValueTextBox.Enabled = false;
}
singleEditUpdating = false;
}