src/AxisAttrib.cpp

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