From 57a3b07e5d31be527f050024fd76db671ff5e1b0 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Picca=20Fr=C3=A9d=C3=A9ric-Emmanuel?=
 <picca@synchrotron-soleil.fr>
Date: Fri, 17 Apr 2009 18:01:12 +0200
Subject: [PATCH] * add a first version of the PseudoAxesAttrib

---
 src/PseudoAxesAttrib.cpp | 56 ++++++++++++++++++++++++++++++++++++++++++++++++
 src/PseudoAxesAttrib.h   | 32 +++++++++++++++++++++++++++
 2 files changed, 88 insertions(+)
 create mode 100644 src/PseudoAxesAttrib.cpp
 create mode 100644 src/PseudoAxesAttrib.h

diff --git a/src/PseudoAxesAttrib.cpp b/src/PseudoAxesAttrib.cpp
new file mode 100644
index 0000000..ed66dff
--- /dev/null
+++ b/src/PseudoAxesAttrib.cpp
@@ -0,0 +1,56 @@
+#include <iostream>
+#include "PseudoAxesAttrib.h"
+
+namespace DiffractometerDevice_ns
+{
+
+	PseudoAxesAttrib::PseudoAxesAttrib(char const *name, PseudoAxesAdapter & adapter):
+		Tango::SpectrumAttr(name, Tango::DEV_DOUBLE, Tango::READ_WRITE, 10),
+		_adapter(adapter)
+	{
+		Tango::UserDefaultAttrProp axis_prop;
+		axis_prop.set_label(name);
+		axis_prop.set_format("%7.4f");
+
+		std::string description;
+		description += "The ";
+		description += name;
+		description += " pseudo axes of the diffractometer";
+		axis_prop.set_description(description.c_str());
+		axis_prop.set_unit("°");
+		this->set_default_properties(axis_prop);
+	}
+
+	void PseudoAxesAttrib::read(Tango::DeviceImpl *dev,Tango::Attribute &att)
+	{
+		Matrix<double> const & read = _adapter.get_read();
+		Matrix<double> const & write = _adapter.get_write();
+		att.set_value(read.data, read.xdim);
+		Tango::WAttribute & watt = dev->get_device_attr()->get_w_attr_by_name(name.c_str());
+		watt.set_write_value(write.data, write.xdim);
+	}
+
+	void PseudoAxesAttrib::write(Tango::DeviceImpl *dev,Tango::WAttribute &att)
+	{
+		Tango::DevDouble values;
+		att.get_write_value(values);
+
+		Matrix<double> img;
+		img.attach_to_buffer(&values,
+				     att.get_w_dim_x(), att.get_w_dim_y());
+
+		_adapter.write(img);
+	}
+
+	bool PseudoAxesAttrib::is_allowed(Tango::DeviceImpl *dev,Tango::AttReqType type)
+	{
+		if (dev->get_state() == Tango::FAULT ||
+				dev->get_state() == Tango::ALARM)
+			if (type == Tango::READ_REQ)
+				return true;
+			else
+				return false;
+		return true;
+	}
+
+} //- end namespace
diff --git a/src/PseudoAxesAttrib.h b/src/PseudoAxesAttrib.h
new file mode 100644
index 0000000..5d5d465
--- /dev/null
+++ b/src/PseudoAxesAttrib.h
@@ -0,0 +1,32 @@
+#ifndef _PSEUDO_AXES_ATTRIB_H_
+#define _PSEDUO_AXES_ATTRIB_H_
+
+#include <tango.h>
+#include <DiffractometerDevice.h>
+
+namespace DiffractometerDevice_ns
+{
+	class PseudoAxesAttrib : public Tango::SpectrumAttr
+	{
+	public:
+		PseudoAxesAttrib(char const *name,
+				 PseudoAxesAdapter & adapter);
+
+		virtual ~PseudoAxesAttrib(void) {};
+
+		virtual void read(Tango::DeviceImpl *dev,
+				  Tango::Attribute &att);
+
+		virtual void write(Tango::DeviceImpl *dev,
+				   Tango::WAttribute &att);
+
+		virtual bool is_allowed(Tango::DeviceImpl *dev,
+					Tango::AttReqType ty);
+
+	protected:
+		PseudoAxesAdapter & _adapter;
+	};
+
+} // namespace DiffractometerDevice_ns
+
+#endif // _PSEUDO_AXES_ATTRIB_H_
-- 
2.11.4.GIT