private void OpSetTextMatrix(double a, double b, double c, double d, double e, double f)
{
Matrix3x3 newMatrix = new Matrix3x3(a, b, c, d, e, f);
FlushTextElement();
_textMatrix = newMatrix;
_textMatrixCurrent = _textMatrix.Copy();
}
private void OpTextDisplace(double x, double y)
{
FlushTextElement();
var newMatrix = new Matrix3x3();
newMatrix.Matrix[0, 2] = x;
newMatrix.Matrix[1, 2] = y;
_textMatrix = newMatrix.Multiply(_textMatrix);
_textMatrixCurrent = _textMatrix.Copy();
}
public static int ChangeColumn(out Matrix3x3 R,
Matrix3x3 A, Vector3 b, int j)
{
R = new Matrix3x3();
R.Copy(A);
if (j < 0 || j >= 3)
{
return(1);
}
R[0, j] = b[0];
R[1, j] = b[1];
R[2, j] = b[2];
return(0);
}
private void OpPushGraphState()
{
_graphicsMatrixStack.Add(_graphicsMatrix.Copy());
}
