From b1cfc4fbf0d12c60bbe4b9c014a33c658554e7d7 Mon Sep 17 00:00:00 2001
From: Mikko Rasa <tdb@tdb.fi>
Date: Thu, 19 Feb 2015 15:44:28 +0200
Subject: [PATCH] Add a dialog to display telemetry data from the driver

---
 data/mainwindow.ui                  |  5 +++
 data/telemetrydialog.ui             | 45 ++++++++++++++++++++++++
 source/engineer/mainwindow.cpp      |  8 +++++
 source/engineer/mainwindow.h        |  1 +
 source/engineer/telemetrydialog.cpp | 53 +++++++++++++++++++++++++++++
 source/engineer/telemetrydialog.h   | 27 +++++++++++++++
 6 files changed, 139 insertions(+)
 create mode 100644 data/telemetrydialog.ui
 create mode 100644 source/engineer/telemetrydialog.cpp
 create mode 100644 source/engineer/telemetrydialog.h

diff --git a/data/mainwindow.ui b/data/mainwindow.ui
index bc97b40..b4e3a2b 100644
--- a/data/mainwindow.ui
+++ b/data/mainwindow.ui
@@ -65,6 +65,11 @@ column
 			text "Trains";
 		};
 
+		button "btn_telemetry"
+		{
+			text "Tmtr";
+		};
+
 		split;
 
 		button "btn_quit"
diff --git a/data/telemetrydialog.ui b/data/telemetrydialog.ui
new file mode 100644
index 0000000..a5bad4d
--- /dev/null
+++ b/data/telemetrydialog.ui
@@ -0,0 +1,45 @@
+layout
+{
+	margin
+	{
+		top 2;
+		horizontal 8;
+		bottom 6;
+	};
+};
+
+column
+{
+	row
+	{
+		label "lbl_title"
+		{
+			text "Telemetry";
+		};
+
+		split;
+
+		action_button "btn_close" 0
+		{
+			style "red_cross";
+		};
+	};
+
+	panel "pnl_content"
+	{
+		style "group";
+		layout
+		{
+			margin
+			{
+				horizontal 0;
+				vertical 0;
+			};
+		};
+	};
+};
+
+draghandle "";
+expand true false;
+constraint COPY_HEIGHT "lbl_title";
+constraint LEFT_OF "btn_close";
diff --git a/source/engineer/mainwindow.cpp b/source/engineer/mainwindow.cpp
index 7deef73..73188a2 100644
--- a/source/engineer/mainwindow.cpp
+++ b/source/engineer/mainwindow.cpp
@@ -5,6 +5,7 @@
 #include "clockdialog.h"
 #include "engineer.h"
 #include "mainwindow.h"
+#include "telemetrydialog.h"
 #include "trainlistdialog.h"
 
 using namespace std;
@@ -26,6 +27,7 @@ MainWindow::MainWindow(Engineer &e):
 	dynamic_cast<GLtk::Button *>(get_item(widgets, "btn_off"))->signal_clicked.connect(sigc::mem_fun(this, &MainWindow::off_clicked));
 	dynamic_cast<GLtk::Button *>(get_item(widgets, "btn_halt"))->signal_clicked.connect(sigc::mem_fun(this, &MainWindow::halt_clicked));
 	dynamic_cast<GLtk::Button *>(get_item(widgets, "btn_trains"))->signal_clicked.connect(sigc::mem_fun(this, &MainWindow::trains_clicked));
+	dynamic_cast<GLtk::Button *>(get_item(widgets, "btn_telemetry"))->signal_clicked.connect(sigc::mem_fun(this, &MainWindow::telemetry_clicked));
 	dynamic_cast<GLtk::Button *>(get_item(widgets, "btn_quit"))->signal_clicked.connect(sigc::mem_fun(this, &MainWindow::quit_clicked));
 	dynamic_cast<GLtk::Button *>(get_item(widgets, "btn_clock"))->signal_clicked.connect(sigc::mem_fun(this, &MainWindow::clock_clicked));
 
@@ -68,6 +70,12 @@ void MainWindow::trains_clicked()
 	find_ancestor<GLtk::Root>()->add(*dlg);
 }
 
+void MainWindow::telemetry_clicked()
+{
+	TelemetryDialog *dlg = new TelemetryDialog(engineer);
+	find_ancestor<GLtk::Root>()->add(*dlg);
+}
+
 void MainWindow::quit_clicked()
 {
 	engineer.quit();
diff --git a/source/engineer/mainwindow.h b/source/engineer/mainwindow.h
index d8f5208..f707111 100644
--- a/source/engineer/mainwindow.h
+++ b/source/engineer/mainwindow.h
@@ -27,6 +27,7 @@ private:
 	void off_clicked();
 	void halt_clicked();
 	void trains_clicked();
+	void telemetry_clicked();
 	void quit_clicked();
 	void clock_clicked();
 	void power_event(bool);
diff --git a/source/engineer/telemetrydialog.cpp b/source/engineer/telemetrydialog.cpp
new file mode 100644
index 0000000..bceea54
--- /dev/null
+++ b/source/engineer/telemetrydialog.cpp
@@ -0,0 +1,53 @@
+#include <msp/gltk/column.h>
+#include <msp/gltk/row.h>
+#include "engineer.h"
+#include "telemetrydialog.h"
+
+using namespace std;
+using namespace Msp;
+using namespace R2C2;
+
+TelemetryDialog::TelemetryDialog(Engineer &e):
+	DynamicDialog(e),
+	driver(engineer.get_layout().get_driver())
+{
+	Loader::WidgetMap widgets;
+	DataFile::load(*this, "data/telemetrydialog.ui", widgets);
+
+	GLtk::Panel *pnl_content = dynamic_cast<GLtk::Panel *>(get_item(widgets, "pnl_content"));
+
+	GLtk::Column col(*pnl_content->get_layout());
+	GLtk::Widget *prev_value = 0;
+	for(unsigned i=0;; ++i)
+	{
+		TelemetryLabel tmlabel;
+		tmlabel.info = driver.enumerate_telemetry(i);
+		if(!tmlabel.info)
+			break;
+
+		GLtk::Row row(*pnl_content->get_layout());
+
+		pnl_content->add(*(new GLtk::Label(tmlabel.info->label)));
+		pnl_content->add(*(tmlabel.label = new GLtk::Label));
+		values.push_back(tmlabel);
+
+		if(prev_value)
+			pnl_content->get_layout()->add_constraint(*tmlabel.label, GLtk::Layout::ALIGN_LEFT, *prev_value);
+		prev_value = tmlabel.label;
+	}
+}
+
+void TelemetryDialog::update()
+{
+	for(list<TelemetryLabel>::iterator i=values.begin(); i!=values.end(); ++i)
+	{
+		float value = driver.get_telemetry_value(i->info->name);
+		string text = lexical_cast<string>(value, Fmt().fixed().precision(i->info->precision));
+		if(i->info->unit)
+		{
+			text += ' ';
+			text += i->info->unit;
+		}
+		i->label->set_text(text);
+	}
+}
diff --git a/source/engineer/telemetrydialog.h b/source/engineer/telemetrydialog.h
new file mode 100644
index 0000000..876ed1b
--- /dev/null
+++ b/source/engineer/telemetrydialog.h
@@ -0,0 +1,27 @@
+#ifndef TELEMETRYDIALOG_H_
+#define TELEMETRYDIALOG_H_
+
+#include <msp/gltk/dialog.h>
+#include <msp/gltk/label.h>
+#include "libr2c2/driver.h"
+#include "dynamicdialog.h"
+
+class TelemetryDialog: public DynamicDialog
+{
+private:
+	struct TelemetryLabel
+	{
+		const R2C2::Driver::TelemetryInfo *info;
+		Msp::GLtk::Label *label;
+	};
+
+	R2C2::Driver &driver;
+	std::list<TelemetryLabel> values;
+
+public:
+	TelemetryDialog(Engineer &);
+
+	void update();
+};
+
+#endif
-- 
2.43.0