From 53e0a5001a0389c0062b1c09e380bdc6b536c47e Mon Sep 17 00:00:00 2001
From: gaganjyot <thegaganx@gmail.com>
Date: Mon, 6 Jun 2016 01:55:12 +0530
Subject: [PATCH] Line, Circle Mirror

---
 lckernel/cad/base/cadentity.h         |  3 +++
 lckernel/cad/geometry/geocoordinate.h | 11 +++++++++++
 lckernel/cad/primitive/arc.h          |  3 +++
 lckernel/cad/primitive/circle.cpp     |  7 +++++++
 lckernel/cad/primitive/circle.h       |  3 +++
 lckernel/cad/primitive/dimaligned.h   |  3 +++
 lckernel/cad/primitive/dimangular.h   |  3 +++
 lckernel/cad/primitive/dimdiametric.h |  3 +++
 lckernel/cad/primitive/dimlinear.h    |  2 ++
 lckernel/cad/primitive/dimradial.h    |  3 +++
 lckernel/cad/primitive/ellipse.h      |  3 +++
 lckernel/cad/primitive/image.h        |  3 +++
 lckernel/cad/primitive/line.cpp       | 13 ++++++++++++-
 lckernel/cad/primitive/line.h         |  3 +++
 lckernel/cad/primitive/lwpolyline.h   |  3 +++
 lckernel/cad/primitive/point.cpp      |  7 +++++++
 lckernel/cad/primitive/point.h        |  3 +++
 lckernel/cad/primitive/spline.h       |  3 +++
 lckernel/cad/primitive/text.h         |  3 +++
 lcviewernoqt/drawitems/lcvline.cpp    | 10 +++++++++-
 20 files changed, 90 insertions(+), 2 deletions(-)

diff --git a/lckernel/cad/base/cadentity.h b/lckernel/cad/base/cadentity.h
index 5bc63df5e..4a4a39374 100644
--- a/lckernel/cad/base/cadentity.h
+++ b/lckernel/cad/base/cadentity.h
@@ -78,6 +78,9 @@ namespace lc {
             virtual CADEntity_CSPtr scale(const geo::Coordinate &scale_center,
                                           const geo::Coordinate &scale_factor) const = 0;
 
+            virtual CADEntity_CSPtr mirror(const geo::Coordinate& axis1,
+                                           const geo::Coordinate& axis2) const = 0;
+
             /**
              * @brief boundingBox
              * Return the bounding box of this entity.
diff --git a/lckernel/cad/geometry/geocoordinate.h b/lckernel/cad/geometry/geocoordinate.h
index ccf3458b3..f5927c155 100644
--- a/lckernel/cad/geometry/geocoordinate.h
+++ b/lckernel/cad/geometry/geocoordinate.h
@@ -204,6 +204,10 @@ namespace lc {
                     return _x * coord._x + _y * coord._y + _z * coord._z;
                 }
 
+                inline double dot(const Coordinate& v1, const Coordinate& v2) const {
+                    return v1.x() * v2.x() + v1.y() * v2.y() + v1.z() * v2.z();
+                }
+
                 /**
                  * @brief rotate
                  * around (0.,0.) with a given angle vector
@@ -329,6 +333,13 @@ namespace lc {
                     return Coordinate(xx * _x + xy * _y + x0, yx * _x + yy * _y + y0, _z);
                 }
 
+                inline Coordinate mirror(const Coordinate& axis1, const Coordinate& axis2) const {
+                    Coordinate dir(axis2 - axis1);
+                    auto a= dir.squared();
+                    auto ret= axis1 + dir* dot(*this- axis1, dir)/a; //projection point
+                    return ret + ret - *this;
+                }
+
             private:
                 friend std::ostream& operator<<(std::ostream& os, const Coordinate& coordinate) {
                     os << "Coordinate(x=" << coordinate._x << " y=" << coordinate._y << " z=" << coordinate._z << ")";
diff --git a/lckernel/cad/primitive/arc.h b/lckernel/cad/primitive/arc.h
index 21cb67a23..1d47f0420 100644
--- a/lckernel/cad/primitive/arc.h
+++ b/lckernel/cad/primitive/arc.h
@@ -78,6 +78,9 @@ namespace lc {
             virtual CADEntity_CSPtr scale(const geo::Coordinate &scale_center,
                                           const geo::Coordinate &scale_factor) const override;
 
+
+            virtual CADEntity_CSPtr mirror(const geo::Coordinate& axis1,
+                    const geo::Coordinate& axis2) const override {}
             /**
          * @brief boundingBox of the entity
          * @return geo::Area area
diff --git a/lckernel/cad/primitive/circle.cpp b/lckernel/cad/primitive/circle.cpp
index 8fc9b4638..3a103cb4a 100644
--- a/lckernel/cad/primitive/circle.cpp
+++ b/lckernel/cad/primitive/circle.cpp
@@ -86,6 +86,13 @@ CADEntity_CSPtr Circle::scale(const geo::Coordinate &scale_center, const geo::Co
     return newCircle;
 }
 
+CADEntity_CSPtr Circle::mirror(const geo::Coordinate &axis1, const geo::Coordinate &axis2) const {
+    auto newCircle = std::make_shared<Circle>(this->center().mirror(axis1, axis2),
+                                              this->radius(), layer(), metaInfo());
+    newCircle->setID(this->id());
+    return newCircle;
+}
+
 const geo::Area Circle::boundingBox() const {
     return geo::Area(geo::Coordinate(center().x() - radius(), center().y() - radius()),
                      geo::Coordinate(center().x() + radius(), center().y() + radius()));
diff --git a/lckernel/cad/primitive/circle.h b/lckernel/cad/primitive/circle.h
index d7c22cacc..655cada97 100644
--- a/lckernel/cad/primitive/circle.h
+++ b/lckernel/cad/primitive/circle.h
@@ -75,6 +75,9 @@ namespace lc {
             virtual CADEntity_CSPtr scale(const geo::Coordinate &scale_center,
                                           const geo::Coordinate &scale_factor) const override;
 
+            virtual CADEntity_CSPtr mirror(const geo::Coordinate& axis1,
+                    const geo::Coordinate& axis2) const override;
+
             /**
              * @brief boundingBox of the entity
              * @return geo::Area area
diff --git a/lckernel/cad/primitive/dimaligned.h b/lckernel/cad/primitive/dimaligned.h
index 315ec6924..932a1d49e 100644
--- a/lckernel/cad/primitive/dimaligned.h
+++ b/lckernel/cad/primitive/dimaligned.h
@@ -71,6 +71,9 @@ namespace lc {
             virtual CADEntity_CSPtr scale(const geo::Coordinate &scale_center,
                                           const geo::Coordinate &scale_factor) const override;
 
+            virtual CADEntity_CSPtr mirror(const geo::Coordinate& axis1,
+                    const geo::Coordinate& axis2) const override {}
+
             /**
             * @brief boundingBox of the entity
             * @return geo::Area area
diff --git a/lckernel/cad/primitive/dimangular.h b/lckernel/cad/primitive/dimangular.h
index c77662ccd..7b245e19f 100644
--- a/lckernel/cad/primitive/dimangular.h
+++ b/lckernel/cad/primitive/dimangular.h
@@ -71,6 +71,9 @@ namespace lc {
             virtual CADEntity_CSPtr scale(const geo::Coordinate &scale_center,
                                           const geo::Coordinate &scale_factor) const override;
 
+            virtual CADEntity_CSPtr mirror(const geo::Coordinate& axis1,
+                    const geo::Coordinate& axis2) const override {}
+
             /**
             * @brief boundingBox of the entity
             * @return geo::Area area
diff --git a/lckernel/cad/primitive/dimdiametric.h b/lckernel/cad/primitive/dimdiametric.h
index 6cc964259..857f53352 100644
--- a/lckernel/cad/primitive/dimdiametric.h
+++ b/lckernel/cad/primitive/dimdiametric.h
@@ -85,6 +85,9 @@ namespace lc {
             virtual CADEntity_CSPtr scale(const geo::Coordinate &scale_center,
                                           const geo::Coordinate &scale_factor) const override;
 
+            virtual CADEntity_CSPtr mirror(const geo::Coordinate& axis1,
+                    const geo::Coordinate& axis2) const override {}
+
             /**
             * @brief boundingBox of the entity
             * @return geo::Area area
diff --git a/lckernel/cad/primitive/dimlinear.h b/lckernel/cad/primitive/dimlinear.h
index 4f5f08efa..5c9debb9f 100644
--- a/lckernel/cad/primitive/dimlinear.h
+++ b/lckernel/cad/primitive/dimlinear.h
@@ -73,6 +73,8 @@ namespace lc {
             virtual CADEntity_CSPtr scale(const geo::Coordinate &scale_center,
                                           const geo::Coordinate &scale_factor) const override;
 
+            virtual CADEntity_CSPtr mirror(const geo::Coordinate& axis1,
+                    const geo::Coordinate& axis2) const override {}
             /**
              * @brief boundingBox of the entity
              * @return geo::Area area
diff --git a/lckernel/cad/primitive/dimradial.h b/lckernel/cad/primitive/dimradial.h
index fee90cac4..86f4f70ca 100644
--- a/lckernel/cad/primitive/dimradial.h
+++ b/lckernel/cad/primitive/dimradial.h
@@ -89,6 +89,9 @@ namespace lc {
             virtual CADEntity_CSPtr scale(const geo::Coordinate &scale_center,
                                           const geo::Coordinate &scale_factor) const override;
 
+            virtual CADEntity_CSPtr mirror(const geo::Coordinate& axis1,
+                    const geo::Coordinate& axis2) const override {}
+
             /**
              * @brief boundingBox of the entity
              * @return geo::Area area
diff --git a/lckernel/cad/primitive/ellipse.h b/lckernel/cad/primitive/ellipse.h
index 04bfac046..d6aa35e9b 100644
--- a/lckernel/cad/primitive/ellipse.h
+++ b/lckernel/cad/primitive/ellipse.h
@@ -65,6 +65,9 @@ namespace lc {
             virtual CADEntity_CSPtr scale(const geo::Coordinate &scale_center,
                                           const geo::Coordinate &scale_factor) const override;
 
+            virtual CADEntity_CSPtr mirror(const geo::Coordinate& axis1,
+                    const geo::Coordinate& axis2) const override {}
+
             /**
              * @brief boundingBox of the entity
              * @return geo::Area area
diff --git a/lckernel/cad/primitive/image.h b/lckernel/cad/primitive/image.h
index 8b04a1df1..cafa77f37 100644
--- a/lckernel/cad/primitive/image.h
+++ b/lckernel/cad/primitive/image.h
@@ -84,6 +84,9 @@ namespace lc {
             virtual CADEntity_CSPtr scale(const geo::Coordinate &scale_center,
                                           const geo::Coordinate &scale_factor) const override;
 
+            virtual CADEntity_CSPtr mirror(const geo::Coordinate& axis1,
+                    const geo::Coordinate& axis2) const override {}
+
             /**
              * @brief boundingBox of the entity
              * @return geo::Area area
diff --git a/lckernel/cad/primitive/line.cpp b/lckernel/cad/primitive/line.cpp
index bde15b5be..2304e6f97 100644
--- a/lckernel/cad/primitive/line.cpp
+++ b/lckernel/cad/primitive/line.cpp
@@ -79,6 +79,17 @@ CADEntity_CSPtr Line::scale(const geo::Coordinate& scale_center, const geo::Coor
     return newLine;
 }
 
+CADEntity_CSPtr Line::mirror(const geo::Coordinate& axis1,
+                             const geo::Coordinate& axis2) const {
+    auto newLine = std::make_shared<Line>(this->start().mirror(axis1,
+                                                               axis2),
+                                          this->end().mirror(axis1,
+                                                             axis2),
+                                          layer());
+    newLine->setID(this->id());
+    return newLine;
+}
+
 const geo::Area Line::boundingBox() const {
     return geo::Area(start(), end());
 }
@@ -108,4 +119,4 @@ CADEntity_CSPtr Line::setDragPoints(std::map<unsigned int, lc::geo::Coordinate>
         //A point was not in the map, don't change the entity
         return shared_from_this();
     }
-}
\ No newline at end of file
+}
diff --git a/lckernel/cad/primitive/line.h b/lckernel/cad/primitive/line.h
index 3150ccd0e..bf428e287 100644
--- a/lckernel/cad/primitive/line.h
+++ b/lckernel/cad/primitive/line.h
@@ -101,6 +101,9 @@ namespace lc {
             virtual CADEntity_CSPtr scale(const geo::Coordinate &scale_center,
                                           const geo::Coordinate &scale_factor) const override;
 
+            virtual CADEntity_CSPtr mirror(const geo::Coordinate& axis1,
+                    const geo::Coordinate& axis2) const override;
+
             /**
              * @brief boundingBox of the entity
              * @return geo::Area area
diff --git a/lckernel/cad/primitive/lwpolyline.h b/lckernel/cad/primitive/lwpolyline.h
index b3bac2b05..a9c94538b 100644
--- a/lckernel/cad/primitive/lwpolyline.h
+++ b/lckernel/cad/primitive/lwpolyline.h
@@ -222,6 +222,9 @@ namespace lc {
             virtual CADEntity_CSPtr scale(const geo::Coordinate &scale_center,
                                           const geo::Coordinate &scale_factor) const override;
 
+
+            virtual CADEntity_CSPtr mirror(const geo::Coordinate& axis1,
+                    const geo::Coordinate& axis2) const override {}
             /**
         * @brief boundingBox of the entity
         * @return geo::Area area
diff --git a/lckernel/cad/primitive/point.cpp b/lckernel/cad/primitive/point.cpp
index b4ded3f67..8e3952aef 100644
--- a/lckernel/cad/primitive/point.cpp
+++ b/lckernel/cad/primitive/point.cpp
@@ -49,6 +49,13 @@ CADEntity_CSPtr Point::scale(const geo::Coordinate& scale_center, const geo::Coo
     return newCoordinate;
 }
 
+CADEntity_CSPtr Point::mirror(const geo::Coordinate& axis1, const geo::Coordinate& axis2) const {
+    auto rotcord = geo::Coordinate(this->x(), this->y()).rotate(axis1, axis2);
+    auto newCoordinate = std::make_shared<Point>(rotcord.x(), rotcord.y(), layer());
+    newCoordinate->setID(this->id());
+    return newCoordinate;
+}
+
 const geo::Area Point::boundingBox() const {
     return geo::Area(geo::Coordinate(this->x(), this->y()), 0., 0.);
 }
diff --git a/lckernel/cad/primitive/point.h b/lckernel/cad/primitive/point.h
index cf395dbb3..73c14ba1b 100644
--- a/lckernel/cad/primitive/point.h
+++ b/lckernel/cad/primitive/point.h
@@ -74,6 +74,9 @@ namespace lc {
             virtual CADEntity_CSPtr scale(const geo::Coordinate &scale_center,
                                           const geo::Coordinate &scale_factor) const override;
 
+            virtual CADEntity_CSPtr mirror(const geo::Coordinate& axis1,
+                    const geo::Coordinate& axis2) const override;
+
             /**
              * @brief boundingBox of the entity
              * @return geo::Area area
diff --git a/lckernel/cad/primitive/spline.h b/lckernel/cad/primitive/spline.h
index fc1510de2..4c3aae691 100644
--- a/lckernel/cad/primitive/spline.h
+++ b/lckernel/cad/primitive/spline.h
@@ -86,6 +86,9 @@ namespace lc {
             virtual CADEntity_CSPtr scale(const geo::Coordinate &scale_center,
                                           const geo::Coordinate &scale_factor) const override;
 
+            virtual CADEntity_CSPtr mirror(const geo::Coordinate& axis1,
+                    const geo::Coordinate& axis2) const override {}
+
             /**
              * @brief boundingBox of the entity
              * @return geo::Area area
diff --git a/lckernel/cad/primitive/text.h b/lckernel/cad/primitive/text.h
index 8ca1dd552..86bbff351 100644
--- a/lckernel/cad/primitive/text.h
+++ b/lckernel/cad/primitive/text.h
@@ -139,6 +139,9 @@ namespace lc {
             virtual CADEntity_CSPtr scale(const geo::Coordinate &scale_center,
                                           const geo::Coordinate &scale_factor) const override;
 
+            virtual CADEntity_CSPtr mirror(const geo::Coordinate& axis1,
+                    const geo::Coordinate& axis2) const override {}
+
             /**
             * @brief boundingBox of the entity
             * @return geo::Area area
diff --git a/lcviewernoqt/drawitems/lcvline.cpp b/lcviewernoqt/drawitems/lcvline.cpp
index 9160f5dfe..119d609a0 100644
--- a/lcviewernoqt/drawitems/lcvline.cpp
+++ b/lcviewernoqt/drawitems/lcvline.cpp
@@ -18,7 +18,15 @@ void LCVLine::draw(LcPainter& painter, const LcDrawOptions &options, const lc::g
     painter.line_to(end().x(), end().y());
     painter.stroke();
 
-//    auto c1 = lc::geo::Coordinate(0, 0);
+//    auto r = lc::geo::Coordinate(100, 100);
+//    painter.point(r.x(), r.y(), 5, 1);
+
+//    auto z = r.mirror(start(), end());
+
+//    painter.point(z.x(), z.y(), 5, 1);
+//    painter.stroke();
+
+    //    auto c1 = lc::geo::Coordinate(0, 0);
 //    auto mp = lc::geo::Coordinate(1000, 0);
 //    auto rad = 100;
 //    auto sa = 0;