]> Shamusworld >> Repos - architektonas/blobdiff - src/dimension.cpp
Added new triangulation tool, ability to snap to endpoints/intersections.
[architektonas] / src / dimension.cpp
index 675afaff89c7c7a3cef7e4f98df0233a51fcaa91..1e9b785e0be7d2981a30c892d2d05360627378ba 100644 (file)
@@ -27,17 +27,9 @@ Dimension::Dimension(Vector p1, Vector p2, DimensionType dt/*= DTLinear*/, Objec
 {
        // We set the size to 1/4 base unit. Could be anything.
        type = OTDimension;
+//     dimensionType = DTLinearHorz;
 }
 
-#if 0
-// This is bad, p1 & p2 could be NULL, causing much consternation...
-Dimension::Dimension(Connection p1, Connection p2, DimensionType dt/*= DTLinear*/, Object * p/*= NULL*/):
-       dragging(false), draggingHandle1(false), draggingHandle2(false),
-       length(0), dimensionType(dt), size(0.25)//, point1(p1), point2(p2)
-{
-       type = OTDimension;
-}
-#endif
 
 Dimension::~Dimension()
 {
@@ -71,31 +63,66 @@ all objects move as a unified whole.
        // Draw an aligned dimension line
        Vector v(position, endpoint);
        double angle = v.Angle();
-       Vector orthogonal = Vector::Normal(position, endpoint);
+//     Vector orthogonal = Vector::Normal(position, endpoint);
        Vector unit = v.Unit();
        linePt1 = position, linePt2 = endpoint;
 
 // Horizontally aligned display
 #if 1
-       Vector /*pos = position, endp = endpoint,*/ ortho;
-       double y1;
+       Vector ortho;
+       double x1, y1, length;
 
-       if ((angle < PI_OVER_2) || (angle > PI3_OVER_2))
+       if (dimensionType == DTLinearVert)
        {
-               y1 = (position.y > endpoint.y ? position.y : endpoint.y);
-               ortho = Vector(0, 1.0);
-               angle = 0;
+               if ((angle < 0) || (angle > PI))
+               {
+                       x1 = (position.x > endpoint.x ? position.x : endpoint.x);
+                       y1 = (position.y > endpoint.y ? position.y : endpoint.y);
+                       ortho = Vector(1.0, 0);
+                       angle = PI3_OVER_2;
+               }
+               else
+               {
+                       x1 = (position.x > endpoint.x ? endpoint.x : position.x);
+                       y1 = (position.y > endpoint.y ? endpoint.y : position.y);
+                       ortho = Vector(-1.0, 0);
+                       angle = PI_OVER_2;
+               }
+
+               linePt1.x = linePt2.x = x1;
+               length = fabs(position.y - endpoint.y);
        }
-       else
+       else if (dimensionType == DTLinearHorz)
+       {
+               if ((angle < PI_OVER_2) || (angle > PI3_OVER_2))
+               {
+                       x1 = (position.x > endpoint.x ? position.x : endpoint.x);
+                       y1 = (position.y > endpoint.y ? position.y : endpoint.y);
+                       ortho = Vector(0, 1.0);
+                       angle = 0;
+               }
+               else
+               {
+                       x1 = (position.x > endpoint.x ? endpoint.x : position.x);
+                       y1 = (position.y > endpoint.y ? endpoint.y : position.y);
+                       ortho = Vector(0, -1.0);
+                       angle = PI;
+               }
+
+               linePt1.y = linePt2.y = y1;
+               length = fabs(position.x - endpoint.x);
+       }
+       else if (dimensionType == DTLinear)
        {
-               y1 = (position.y > endpoint.y ? endpoint.y : position.y);
-               ortho = Vector(0, -1.0);
-               angle = PI;
+               angle = Vector(linePt1, linePt2).Angle();
+               ortho = Vector::Normal(linePt1, linePt2);
+               length = v.Magnitude();
        }
 
-//     pos.y = endp.y = y1;
-       linePt1.y = linePt2.y = y1;
        unit = Vector(linePt1, linePt2).Unit();
+//     angle = Vector(linePt1, linePt2).Angle();
+//     ortho = Vector::Normal(linePt1, linePt2);
+
        Point p1 = linePt1 + (ortho * 10.0 * size);
        Point p2 = linePt2 + (ortho * 10.0 * size);
        Point p3 = linePt1 + (ortho * 16.0 * size);
@@ -150,19 +177,12 @@ I believe they are pixels.
 
        // Draw length of dimension line...
        painter->SetFont(QFont("Arial", 8.0 * Painter::zoom * size));
-#if 0
-       Vector v1((p1.x - p2.x) / 2.0, (p1.y - p2.y) / 2.0);
-       Point ctr = p2 + v1;
-#else
        Point ctr = p2 + (Vector(p2, p1) / 2.0);
-#endif
 
 #if 0
        QString dimText = QString("%1\"").arg(Vector(endpoint - position).Magnitude());
 #else
        QString dimText;
-//     double length = v.Magnitude();
-       double length = fabs(position.x - endpoint.x);
 
        if (length < 12.0)
                dimText = QString("%1\"").arg(length);
@@ -180,20 +200,43 @@ I believe they are pixels.
 
        painter->DrawAngledText(ctr, angle, dimText, size);
 
-// need to make another handle drawing function in Painter, instead of this
        if (hitLine)
        {
-               Point p9 = ((position + endpoint) / 2.0) + (orthogonal * 14.0)
-                + (unit * 7.0);
-
-               Point p10 = p9 + (orthogonal * -7.0);
-               Point p11 = p10 + (unit * 7.0);
-               Point p12 = p11 + (orthogonal * 7.0);
-               Point p13 = p12 + (unit * -7.0);
-               painter->DrawLine(p10, p11);
-               painter->DrawLine(p11, p12);
-               painter->DrawLine(p12, p13);
-               painter->DrawLine(p13, p10);
+               Point hp1 = (p1 + p2) / 2.0;
+               Point hp2 = (p1 + hp1) / 2.0;
+               Point hp3 = (hp1 + p2) / 2.0;
+
+               if (hitFlipSwitch)
+               {
+                       painter->SetPen(QPen(Qt::magenta, 1.0, Qt::SolidLine));
+                       painter->SetBrush(QBrush(QColor(Qt::magenta)));
+                       painter->DrawArrowHandle(hp1, ortho.Angle() + PI);
+                       painter->SetPen(QPen(Qt::magenta, 2.0, Qt::DotLine));
+               }
+
+               painter->DrawHandle(hp1);
+               painter->SetPen(QPen(Qt::blue, 1.0 * Painter::zoom * size, Qt::SolidLine));
+
+               if (hitChangeSwitch1)
+               {
+                       painter->SetPen(QPen(Qt::magenta, 1.0, Qt::SolidLine));
+                       painter->SetBrush(QBrush(QColor(Qt::magenta)));
+                       painter->DrawArrowToLineHandle(hp2, (dimensionType == DTLinearVert ? v.Angle() - PI_OVER_2 : (v.Angle() < PI ? PI : 0)));
+                       painter->SetPen(QPen(Qt::magenta, 2.0, Qt::DotLine));
+               }
+
+               painter->DrawHandle(hp2);
+               painter->SetPen(QPen(Qt::blue, 1.0 * Painter::zoom * size, Qt::SolidLine));
+
+               if (hitChangeSwitch2)
+               {
+                       painter->SetPen(QPen(Qt::magenta, 1.0, Qt::SolidLine));
+                       painter->SetBrush(QBrush(QColor(Qt::magenta)));
+                       painter->DrawArrowToLineHandle(hp3, (dimensionType == DTLinearHorz ? v.Angle() - PI_OVER_2 : (v.Angle() > PI_OVER_2 && v.Angle() < PI3_OVER_2 ? PI3_OVER_2 : PI_OVER_2)));
+                       painter->SetPen(QPen(Qt::magenta, 2.0, Qt::DotLine));
+               }
+
+               painter->DrawHandle(hp3);
        }
 }
 
@@ -221,6 +264,9 @@ I believe they are pixels.
        if (snapToGrid)
                point = SnapPointToGrid(point);
 
+       if (snapPointIsValid)
+               point = snapPoint;
+
        if (hitPoint1)
        {
                oldState = state;
@@ -237,6 +283,35 @@ I believe they are pixels.
                draggingHandle2 = true;
                return true;
        }
+       else if (hitFlipSwitch)
+       {
+               FlipSides();
+               hitFlipSwitch = hitLine = false;
+//             state = OSInactive;
+//             return true;
+       }
+       else if (hitChangeSwitch1)
+       {
+               // There are three cases here: aligned, horizontal, & vertical. Aligned
+               // and horizontal do the same thing, vertical goes back to linear.
+               if (dimensionType == DTLinearVert)
+                       dimensionType = DTLinear;
+               else
+                       dimensionType = DTLinearVert;
+
+               hitFlipSwitch = hitLine = false;
+       }
+       else if (hitChangeSwitch2)
+       {
+               // There are three cases here: aligned, horizontal, & vertical. Aligned
+               // and vertical do the same thing, horizontal goes back to linear.
+               if (dimensionType == DTLinearHorz)
+                       dimensionType = DTLinear;
+               else
+                       dimensionType = DTLinearHorz;
+
+               hitFlipSwitch = hitLine = false;
+       }
 
        state = OSInactive;
        return false;
@@ -263,6 +338,12 @@ I believe they are pixels.
        bool hovered = HitTest(point);
        needUpdate = HitStateChanged();
 
+       if (snapToGrid)
+               point = SnapPointToGrid(point);
+
+       if (snapPointIsValid)
+               point = snapPoint;
+
        objectWasDragged = (/*draggingLine |*/ draggingHandle1 | draggingHandle2);
 
        if (objectWasDragged)
@@ -327,7 +408,8 @@ about keeping track of old states...
 
 /*virtual*/ bool Dimension::HitTest(Point point)
 {
-       Vector orthogonal = Vector::Normal(position, endpoint);
+//     Vector orthogonal = Vector::Normal(position, endpoint);
+       Vector orthogonal = Vector::Normal(linePt1, linePt2);
        // Get our line parallel to our points
 #if 0
        Point p1 = position + (orthogonal * 10.0 * size);
@@ -338,7 +420,8 @@ about keeping track of old states...
 #endif
        Point p3(p1, point);
 
-       hitPoint1 = hitPoint2 = hitLine = hitFlipSwitch = false;
+       hitPoint1 = hitPoint2 = hitLine = hitFlipSwitch = hitChangeSwitch1
+               = hitChangeSwitch2 = false;
        Vector v1(position, point);
        Vector v2(endpoint, point);
 //     Vector lineSegment(position, endpoint);
@@ -346,6 +429,10 @@ about keeping track of old states...
 //     double t = Geometry::ParameterOfLineAndPoint(position, endpoint, point);
        double t = Geometry::ParameterOfLineAndPoint(p1, p2, point);
        double distance;
+       Point midpoint = (p1 + p2) / 2.0;
+       Point hFSPoint = Point(midpoint, point);
+       Point hCS1Point = Point((p1 + midpoint) / 2.0, point);
+       Point hCS2Point = Point((midpoint + p2) / 2.0, point);
 
        if (t < 0.0)
                distance = v1.Magnitude();
@@ -364,7 +451,14 @@ about keeping track of old states...
        else if ((distance * Painter::zoom) < 5.0)
                hitLine = true;
 
-       return (hitPoint1 || hitPoint2 || hitLine ? true : false);
+       if ((hFSPoint.Magnitude() * Painter::zoom) < 8.0)
+               hitFlipSwitch = true;
+       else if ((hCS1Point.Magnitude() * Painter::zoom) < 8.0)
+               hitChangeSwitch1 = true;
+       else if ((hCS2Point.Magnitude() * Painter::zoom) < 8.0)
+               hitChangeSwitch2 = true;
+
+       return (hitPoint1 || hitPoint2 || hitLine || hitFlipSwitch || hitChangeSwitch1 || hitChangeSwitch2 ? true : false);
 }
 
 
@@ -373,21 +467,66 @@ void Dimension::SaveHitState(void)
        oldHitPoint1 = hitPoint1;
        oldHitPoint2 = hitPoint2;
        oldHitLine = hitLine;
+       oldHitFlipSwitch = hitFlipSwitch;
+       oldHitChangeSwitch1 = hitChangeSwitch1;
+       oldHitChangeSwitch2 = hitChangeSwitch2;
 }
 
 
 bool Dimension::HitStateChanged(void)
 {
-       if ((hitPoint1 != oldHitPoint1) || (hitPoint2 != oldHitPoint2) || (hitLine != oldHitLine))
+       if ((hitPoint1 != oldHitPoint1) || (hitPoint2 != oldHitPoint2)
+               || (hitLine != oldHitLine) || (hitFlipSwitch != oldHitFlipSwitch)
+               || (hitChangeSwitch1 != oldHitChangeSwitch1)
+               || (hitChangeSwitch2 != oldHitChangeSwitch2))
                return true;
 
        return false;
 }
 
 
+/*virtual*/ void Dimension::Translate(Vector amount)
+{
+       position += amount;
+       endpoint += amount;
+}
+
+
+/*virtual*/ void Dimension::Rotate(Point point, double angle)
+{
+       Point l1 = Geometry::RotatePointAroundPoint(position, point, angle);
+       Point l2 = Geometry::RotatePointAroundPoint(endpoint, point, angle);
+       position = l1;
+       endpoint = l2;
+}
+
+
+/*virtual*/ void Dimension::Mirror(Point p1, Point p2)
+{
+       Point l1 = Geometry::MirrorPointAroundLine(position, p1, p2);
+       Point l2 = Geometry::MirrorPointAroundLine(endpoint, p1, p2);
+       position = l1;
+       endpoint = l2;
+}
+
+
+/*virtual*/ void Dimension::Save(void)
+{
+       Object::Save();
+       oldEndpoint = endpoint;
+}
+
+
+/*virtual*/ void Dimension::Restore(void)
+{
+       Object::Restore();
+       endpoint = oldEndpoint;
+}
+
+
 /*virtual*/ void Dimension::Enumerate(FILE * file)
 {
-       fprintf(file, "DIMENSION %i (%lf,%lf) (%lf,%lf) %i\n", layer, position.x, position.y, endpoint.x, endpoint.y, type);
+       fprintf(file, "DIMENSION %i (%lf,%lf) (%lf,%lf) %i\n", layer, position.x, position.y, endpoint.x, endpoint.y, dimensionType);
 }