Dimension::Dimension(Vector p1, Vector p2, DimensionType dt/*= DTLinear*/ ,Object * p/*= NULL*/):
Object(p1, p), endpoint(p2),
dragging(false), draggingHandle1(false), draggingHandle2(false),
- length(p2.Magnitude()), type(dt), point1(NULL), point2(NULL)
+ length(p2.Magnitude()), dimensionType(dt), size(0.25), point1(NULL), point2(NULL)
{
+ // We set the size to 1/4 base unit. Could be anything.
+ type = OTDimension;
}
// 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), type(dt), point1(p1), point2(p2)
+ length(0), dimensionType(dt), size(0.25), point1(p1), point2(p2)
{
+ type = OTDimension;
}
if (state == OSSelected)
painter->SetPen(QPen(Qt::red, 2.0, Qt::DotLine));
else
- painter->SetPen(QPen(Qt::blue, 1.0, Qt::SolidLine));
+// painter->SetPen(QPen(Qt::blue, 1.0, Qt::SolidLine));
+ painter->SetPen(QPen(Qt::blue, 1.0 * Painter::zoom * size, Qt::SolidLine));
+
+ painter->SetBrush(QBrush(QColor(Qt::blue)));
// Draw an aligned dimension line
double angle = Vector(endpoint - position).Angle();
Vector orthogonal = Vector(cos(orthoAngle), sin(orthoAngle));
Vector unit = Vector(endpoint - position).Unit();
-//NOTE: SCREEN_ZOOM is our kludge factor... We need to figure out a better
-// way of doing this...
- // Get our line parallel to our points
- Point p1 = position + (orthogonal * 10.0 * SCREEN_ZOOM);
- Point p2 = endpoint + (orthogonal * 10.0 * SCREEN_ZOOM);
+// Arrowhead:
+// Point p1 = head - (unit * 9.0 * size);
+// Point p2 = p1 + (orthogonal * 3.0 * size);
+// Point p3 = p1 - (orthogonal * 3.0 * size);
+
+/*
+The numbers hardcoded into here, what are they?
+I believe they are pixels.
+*/
- // Draw main dimension line
- painter->DrawLine(p1, p2);
+ // Get our line parallel to our points
+ Point p1 = position + (orthogonal * 10.0 * size);
+ Point p2 = endpoint + (orthogonal * 10.0 * size);
- Point p3 = position + (orthogonal * 16.0 * SCREEN_ZOOM);
- Point p4 = endpoint + (orthogonal * 16.0 * SCREEN_ZOOM);
- Point p5 = position + (orthogonal * 4.0 * SCREEN_ZOOM);
- Point p6 = endpoint + (orthogonal * 4.0 * SCREEN_ZOOM);
+ Point p3 = position + (orthogonal * 16.0 * size);
+ Point p4 = endpoint + (orthogonal * 16.0 * size);
+ Point p5 = position + (orthogonal * 4.0 * size);
+ Point p6 = endpoint + (orthogonal * 4.0 * size);
// Draw extension lines
painter->DrawLine(p3, p5);
painter->DrawLine(p4, p6);
- painter->SetBrush(QBrush(QColor(Qt::blue)));
- painter->DrawArrowhead(p1, p2);
- painter->DrawArrowhead(p2, p1);
+ // Calculate whether or not the arrowheads are too crowded to put inside
+ // the extension lines. 9.0 is the length of the arrowhead.
+ double t = Vector::Parameter(position, endpoint, endpoint - (unit * 9.0 * size));
+//printf("Dimension::Draw(): t = %lf\n", t);
+
+ if (t > 0.5)
+ {
+ // Draw main dimension line + arrowheads
+ painter->DrawLine(p1, p2);
+ painter->DrawArrowhead(p1, p2, size);
+ painter->DrawArrowhead(p2, p1, size);
+ }
+ else
+ {
+ Point p7 = p1 - (unit * 9.0 * size);
+ Point p8 = p2 + (unit * 9.0 * size);
+ painter->DrawArrowhead(p1, p7, size);
+ painter->DrawArrowhead(p2, p8, size);
+ painter->DrawLine(p1, p1 - (unit * 14.0 * size));
+ painter->DrawLine(p2, p2 + (unit * 14.0 * size));
+ }
// Draw length of dimension line...
- painter->SetFont(QFont("Arial", 10.0 * Painter::zoom * SCREEN_ZOOM));
+ painter->SetFont(QFont("Arial", 10.0 * Painter::zoom * size));
Vector v1((p1.x - p2.x) / 2.0, (p1.y - p2.y) / 2.0);
Point ctr = p2 + v1;
QString dimText = QString("%1\"").arg(Vector(endpoint - position).Magnitude());
- painter->DrawAngledText(ctr, angle, dimText);
+ painter->DrawAngledText(ctr, angle, dimText, size);
}
/*virtual*/ void Dimension::Disconnect(Object * obj, double param)
{
if (point1.object == obj && point1.t == param)
- point1 = NULL;
+ point1.object = NULL;
else if (point2.object == obj && point2.t == param)
- point2 = NULL;
+ point2.object = NULL;
}
/*virtual*/ void Dimension::DisconnectAll(Object * obj)
{
if (point1.object == obj)
- point1 = NULL;
+ point1.object = NULL;
if (point2.object == obj)
- point2 = NULL;
+ point2.object = NULL;
}
+/*virtual*/ QRectF Dimension::Extents(void)
+{
+ Point p1 = position;
+ Point p2 = endpoint;
+
+ if (point1.object)
+ p1 = point1.object->GetPointAtParameter(point1.t);
+
+ if (point2.object)
+ p2 = point2.object->GetPointAtParameter(point2.t);
+
+ return QRectF(QPointF(p1.x, p1.y), QPointF(p2.x, p2.y));
+}
+
+
+#if 0
+/*virtual*/ ObjectType Dimension::Type(void)
+{
+ return OTDimension;
+}
+#endif
+
+
void Dimension::FlipSides(void)
{
#if 0