From b1cf9e5dfbc8967bd7cb2a22ec1e5e521f4e0e6e Mon Sep 17 00:00:00 2001
From: Benji Dial <benji@benjidial.net>
Date: Wed, 31 Jul 2024 13:36:53 -0400
Subject: add clock

---
 applications/clock/makefile        | 12 ++++++++
 applications/clock/source/main.cpp | 63 ++++++++++++++++++++++++++++++++++++++
 applications/init/source/main.cpp  |  2 +-
 3 files changed, 76 insertions(+), 1 deletion(-)
 create mode 100644 applications/clock/makefile
 create mode 100644 applications/clock/source/main.cpp

(limited to 'applications')

diff --git a/applications/clock/makefile b/applications/clock/makefile
new file mode 100644
index 0000000..949e6ce
--- /dev/null
+++ b/applications/clock/makefile
@@ -0,0 +1,12 @@
+SOURCES = \
+  main.cpp
+
+build/%.cpp.o: source/%.cpp
+	@mkdir -p $(@D)
+	$(HILBERT_CC) -c $^ -o $@
+
+build/clock.elf: $(SOURCES:%=build/%.o)
+	$(HILBERT_CC) $^ -ldaguerre -lpake -o $@
+
+clean:
+	rm -rf build
diff --git a/applications/clock/source/main.cpp b/applications/clock/source/main.cpp
new file mode 100644
index 0000000..3a1270d
--- /dev/null
+++ b/applications/clock/source/main.cpp
@@ -0,0 +1,63 @@
+#include <pake/widgets/fixed-text.hpp>
+#include <daguerre/psf.hpp>
+#include <pake/window.hpp>
+#include <ctime>
+
+static daguerre::fixed_font<bool> *font;
+
+std::string the_time() {
+
+  time_t t = time(0);
+
+  //convert to edt - TODO: timezones in euler
+  t -= 4 * 3600 * 1024;
+
+  tm *gt = gmtime(&t);
+
+  int hour = (gt->tm_hour - 1) % 12 + 1;
+  int min = gt->tm_min;
+  int sec = gt->tm_sec;
+  bool pm = gt->tm_hour >= 12;
+
+  std::string s;
+  s.resize(8);
+
+  s[0] = hour / 10 + '0'; s[1] = hour % 10 + '0';
+  s[3] = min  / 10 + '0'; s[4] = min  % 10 + '0';
+
+  s[2] = sec % 2 == 0 ? ':' : ' ';
+
+  s[5] = ' ';
+  s[6] = pm ? 'p' : 'a';
+  s[7] = 'm';
+
+  if (s[0] == '0')
+    s.erase(0, 1);
+
+  return s;
+
+}
+
+int main(int, char **) {
+
+  font = new daguerre::fixed_font<bool>(
+    daguerre::try_load_psf("/assets/terminus/10x18-bold.psf").value());
+
+  pake::widgets::fixed_text *text =
+    new pake::widgets::fixed_text(the_time(), font,
+      euler::syscall::encode_color(0xaa, 0xaa, 0xaa),
+      euler::syscall::encode_color(0x00, 0x00, 0x00),
+      pake::halign::center, pake::valign::center);
+
+  pake::window w(90, 28, "Clock");
+  w.set_root(std::unique_ptr<pake::widget>(text));
+  w.render_and_send_to_compositor();
+  w.show();
+
+  while (1) {
+    euler::syscall::sleep(512);
+    text->set_text(the_time());
+    w.render_and_send_to_compositor();
+  }
+
+}
diff --git a/applications/init/source/main.cpp b/applications/init/source/main.cpp
index ca137a4..c281bc0 100644
--- a/applications/init/source/main.cpp
+++ b/applications/init/source/main.cpp
@@ -6,6 +6,6 @@
 int main(int, char **) {
   euler::syscall::process_handle dummy;
   euler::syscall::start_process("/bin/compositor", {}, {}, dummy);
-  euler::syscall::start_process("/bin/hello", {}, {}, dummy);
+  euler::syscall::start_process("/bin/clock", {}, {}, dummy);
   return 0;
 }
-- 
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