public void Load(SwfStream stream, uint length, byte version)
{
CharacterID = stream.ReadUShort();
Depth = stream.ReadUShort();
Matrix = stream.ReadMatrix();
CxForm = stream.TagPosition < length ? stream.ReadCxForm(false) : VGCxForm.Identity;
}
public bool CheckHit(Vector2 mousePos, VGMatrix matrix)
{
if (_hitBounds.IsEmpty) return false;
mousePos = ~matrix * mousePos;
mousePos.X = (mousePos.X - _hitBounds.Left) / _hitBounds.Width;
mousePos.Y = (mousePos.Y - _hitBounds.Top) / _hitBounds.Height;
if (mousePos.X < 0f || mousePos.X > 1f) return false;
if (mousePos.Y < 0f || mousePos.Y > 1f) return false;
int xPx = (int)(mousePos.X * (HitTestSize - 1));
int yPx = (int)(mousePos.Y * (HitTestSize - 1));
return (_hitTestBitmap[xPx >> 3, yPx] & (0x80 >> (xPx & 0x07))) != 0;
}
private Rectangle TransformBounds(Rectangle r, VGMatrix m)
{
var b = m.TransformExtents(new Vector4(r.Left, r.Top, r.Right, r.Bottom));
return new Rectangle((int)b.X, (int)b.Y, (int)(b.Z - b.X + 1), (int)(b.W - b.Y + 1));
}
internal bool SetPlacement(PlaceObject2Tag tag, StageObject parent)
{
bool load = false;
// TODO: Morph ratio
if (tag.HasCxForm) CxForm = tag.CxForm;
if (tag.HasMatrix) Matrix = new VGMatrix(tag.Matrix);
if (tag.HasCharacter)
{
var character = parent.Root.Document[tag.CharacterID];
if (character == null) return false;
var newInstance = character.MakeInstance(this, parent.Root);
if (newInstance == null) return false;
Removed();
Character = character;
Object = newInstance;
Object.SetParent(parent);
load = true;
}
if (tag.HasClipDepth) ClipDepth = tag.ClipDepth;
if (Object is IInstanceable)
{
var obj = Object as IInstanceable;
if (tag.HasName) obj.SetName(tag.Name);
if (tag.HasActions) obj.SetClipActions(tag.Actions);
if (load) obj.Load();
}
return Object != null;
}
internal bool SetPlacement(ButtonPart part, StageObject parent)
{
if (part.Character == null) return false;
if (!part.CxForm.IsIdentity) CxForm = part.CxForm;
Matrix = new VGMatrix(part.Matrix);
if (part.Character != Character)
{
Object = part.Character.MakeInstance(this, parent.Root);
if (Object == null) return false;
Object.SetParent(parent);
Character = part.Character;
if (Object is IInstanceable)
{
var obj = Object as IInstanceable;
obj.Load();
}
}
return Object != null;
}
public VGMatrix(VGMatrix other)
{
Array.Copy(other._m, _m, _m.Length);
}
public bool Equals(VGMatrix other)
{
return this == other;
}
public static VGMatrix operator /(VGMatrix matrix1, VGMatrix matrix2)
{
VGMatrix m = new VGMatrix();
m._m[0] = matrix1._m[0] / matrix2._m[0];
m._m[1] = matrix1._m[1] / matrix2._m[1];
m._m[2] = matrix1._m[2] / matrix2._m[2];
m._m[3] = matrix1._m[3] / matrix2._m[3];
m._m[4] = matrix1._m[4] / matrix2._m[4];
m._m[5] = matrix1._m[5] / matrix2._m[5];
m._m[6] = matrix1._m[6] / matrix2._m[6];
m._m[7] = matrix1._m[7] / matrix2._m[7];
m._m[8] = matrix1._m[8] / matrix2._m[8];
return m;
}
public static VGMatrix operator /(VGMatrix matrix, float divider)
{
VGMatrix m = new VGMatrix();
divider = 1f / divider;
m._m[0] = matrix._m[0] * divider;
m._m[1] = matrix._m[1] * divider;
m._m[2] = matrix._m[2] * divider;
m._m[3] = matrix._m[3] * divider;
m._m[4] = matrix._m[4] * divider;
m._m[5] = matrix._m[5] * divider;
m._m[6] = matrix._m[6] * divider;
m._m[7] = matrix._m[7] * divider;
m._m[8] = matrix._m[8] * divider;
return m;
}
public static VGMatrix operator -(VGMatrix matrix1, VGMatrix matrix2)
{
VGMatrix m = new VGMatrix();
m._m[0] = matrix1._m[0] - matrix2._m[0];
m._m[1] = matrix1._m[1] - matrix2._m[1];
m._m[2] = matrix1._m[2] - matrix2._m[2];
m._m[3] = matrix1._m[3] - matrix2._m[3];
m._m[4] = matrix1._m[4] - matrix2._m[4];
m._m[5] = matrix1._m[5] - matrix2._m[5];
m._m[6] = matrix1._m[6] - matrix2._m[6];
m._m[7] = matrix1._m[7] - matrix2._m[7];
m._m[8] = matrix1._m[8] - matrix2._m[8];
return m;
}
public static VGMatrix operator +(VGMatrix matrix1, VGMatrix matrix2)
{
VGMatrix m = new VGMatrix();
m._m[0] = matrix1._m[0] + matrix2._m[0];
m._m[1] = matrix1._m[1] + matrix2._m[1];
m._m[2] = matrix1._m[2] + matrix2._m[2];
m._m[3] = matrix1._m[3] + matrix2._m[3];
m._m[4] = matrix1._m[4] + matrix2._m[4];
m._m[5] = matrix1._m[5] + matrix2._m[5];
m._m[6] = matrix1._m[6] + matrix2._m[6];
m._m[7] = matrix1._m[7] + matrix2._m[7];
m._m[8] = matrix1._m[8] + matrix2._m[8];
return m;
}
public static VGMatrix operator *(float scaleFactor, VGMatrix matrix)
{
VGMatrix m = new VGMatrix();
m._m[0] = matrix._m[0] * scaleFactor;
m._m[1] = matrix._m[1] * scaleFactor;
m._m[2] = matrix._m[2] * scaleFactor;
m._m[3] = matrix._m[3] * scaleFactor;
m._m[4] = matrix._m[4] * scaleFactor;
m._m[5] = matrix._m[5] * scaleFactor;
m._m[6] = matrix._m[6] * scaleFactor;
m._m[7] = matrix._m[7] * scaleFactor;
m._m[8] = matrix._m[8] * scaleFactor;
return m;
}
