/// <summary>
/// constructor
/// </summary>
/// <param name="profile">ProfileWall or ProfileFloor</param>
public NewOpeningsForm(Profile profile)
: this()
{
m_profile = profile;
m_to2DMatrix = m_profile.To2DMatrix();
m_moveToCenterMatrix = m_profile.ToCenterMatrix();
InitTools();
}
/// <summary>
/// Multiply matrix left and right
/// </summary>
/// <param name="left">Left matrix</param>
/// <param name="right">Right matrix</param>
/// <returns></returns>
public static Matrix4 Multiply(Matrix4 left, Matrix4 right)
{
Matrix4 result = new Matrix4();
for (int i = 0; i < 4; i++)
{
for (int j = 0; j < 4; j++)
{
result[i, j] = left[i, 0] * right[0, j] + left[i, 1] * right[1, j]
+ left[i, 2] * right[2, j] + left[i, 3] * right[3, j];
}
}
return result;
}
/// <summary>
/// Get a matrix which can transform points to 2D
/// </summary>
public Matrix4 To2DMatrix()
{
if(m_dataProfile is Wall)
{
return WallMatrix();
}
List<XYZ> eg0 = m_face[0].Tessellate() as List<XYZ>;
List<XYZ> eg1 = m_face[1].Tessellate() as List<XYZ>;
Vector4 v1 = new Vector4((float)eg0[0].X,
(float)eg0[0].Y, (float)eg0[0].Z);
Vector4 v2 = new Vector4((float)eg0[1].X,
(float)eg0[1].Y, (float)eg0[1].Z);
Vector4 v21 = v1 - v2;
v21.Normalize();
Vector4 v3 = new Vector4((float)eg1[0].X,
(float)eg1[0].Y, (float)eg1[0].Z);
Vector4 v4 = new Vector4((float)eg1[1].X,
(float)eg1[1].Y, (float)eg1[1].Z);
Vector4 v43 = v4 - v3;
v43.Normalize();
Vector4 vZAxis = Vector4.CrossProduct(v43, v21);
Vector4 vYAxis = Vector4.CrossProduct(vZAxis, v43);
vYAxis.Normalize();
vZAxis.Normalize();
Vector4 vOrigin = (v4 + v1) / 2;
Matrix4 result = new Matrix4(v43, vYAxis, vZAxis, vOrigin);
return result;
}
private void openingPictureBox_Paint(object sender, PaintEventArgs e)
{
//Draw the pictures in the m_tools list
foreach (ITool tool in m_tools)
{
tool.Draw(e.Graphics);
}
//draw the tips string
e.Graphics.DrawString(m_tool.ToolType.ToString(),
SystemFonts.DefaultFont, SystemBrushes.Highlight, 2, 5);
//move the origin to the picture center
Size size = this.openingPictureBox.Size;
e.Graphics.Transform = new System.Drawing.Drawing2D.Matrix(
1, 0, 0, 1, size.Width / 2, size.Height / 2);
//draw profile
Size scaleSize = new Size((int)(0.85 * size.Width), (int)(0.85 * size.Height));
m_scaleMatrix = ComputerScaleMatrix(scaleSize);
Matrix4 trans = Comuter3DTo2DMatrix();
m_profile.Draw2D(e.Graphics, Pens.Blue, trans);
}
/// <summary>
/// Draw profile of wall or floor in 2D
/// </summary>
/// <param name="graphics">form graphic</param>
/// <param name="pen">pen use to draw line in pictureBox</param>
/// <param name="matrix4">matrix used to transform points between 3d and 2d.</param>>
public void Draw2D(Graphics graphics, Pen pen, Matrix4 matrix4)
{
foreach (Edge edge in m_face)
{
List<XYZ> points = edge.Tessellate() as List<XYZ>;
for (int i = 0; i < points.Count - 1; i++)
{
Autodesk.Revit.DB.XYZ point1 = points[i];
Autodesk.Revit.DB.XYZ point2 = points[i + 1];
Vector4 v1 = new Vector4(point1);
Vector4 v2 = new Vector4(point2);
v1 = matrix4.TransForm(v1);
v2 = matrix4.TransForm(v2);
graphics.DrawLine(pen, new Point((int)v1.X, (int)v1.Y),
new Point((int)v2.X, (int)v2.Y));
}
}
}
