src/PseudoAxesAttrib.cpp

   1 #include <iostream>
   2 #include "PseudoAxesAttrib.h"
   3
   4 namespace Diffractometer_ns
   5 {
   6         /******************/
   7         /* PseudoAxesAxis */
   8         /******************/
   9
  10         PseudoAxesAxisAttrib::PseudoAxesAxisAttrib(char const *name, PseudoAxesAdapter & adapter, size_t idx):
  11                 Tango::Attr(name, Tango::DEV_DOUBLE, Tango::READ_WRITE),
  12                 _adapter(adapter),
  13                 _idx(idx)
  14         {
  15                 Tango::UserDefaultAttrProp axis_prop;
  16                 axis_prop.set_label(name);
  17                 axis_prop.set_format("%7.4f");
  18
  19                 std::string description;
  20                 description += "The ";
  21                 description += name;
  22                 description += " pseudo axes axis of the diffractometer";
  23                 axis_prop.set_description(description.c_str());
  24                 axis_prop.set_unit("°");
  25                 this->set_default_properties(axis_prop);
  26         }
  27
  28         void PseudoAxesAxisAttrib::read(Tango::DeviceImpl *dev, Tango::Attribute &att)
  29         {
  30                 // use Tango to aknowledge for the write part.
  31                 Tango::WAttribute & att_w = dev->get_device_attr()->get_w_attr_by_name(att.get_name().c_str());
  32                 Matrix<double> const & img = _adapter.get_write();
  33                 att_w.set_write_value(img.data[_idx]);
  34
  35                 att.set_value(&_adapter.get_axis_value(_idx));
  36         }
  37
  38         void PseudoAxesAxisAttrib::write(Tango::DeviceImpl *dev, Tango::WAttribute &att)
  39         {
  40                 double value;
  41                 att.get_write_value(value);
  42
  43                 _adapter.set_axis_value(_idx, value);
  44         }
  45
  46         bool PseudoAxesAxisAttrib::is_allowed(Tango::DeviceImpl *dev,Tango::AttReqType type)
  47         {
  48                 if (dev->get_state() == Tango::FAULT ||
  49                                 dev->get_state() == Tango::ALARM)
  50                         if (type == Tango::READ_REQ)
  51                                 return true;
  52                         else
  53                                 return false;
  54                 return true;
  55         }
  56
  57 } //- end namespace