From b819388acc4faa46e296f4e1f173b2cf2be8799f Mon Sep 17 00:00:00 2001
From: Benjamin Barenblat <bbarenblat@gmail.com>
Date: Sun, 26 Dec 2021 14:17:19 -0500
Subject: Hide cursor during redraws

---
 goldfishterm/simple.cc | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

(limited to 'goldfishterm/simple.cc')

diff --git a/goldfishterm/simple.cc b/goldfishterm/simple.cc
index 9c4c9a9..88ceef0 100644
--- a/goldfishterm/simple.cc
+++ b/goldfishterm/simple.cc
@@ -23,6 +23,7 @@
 
 #include "goldfishterm/internal/emit.h"
 #include "goldfishterm/terminfo.h"
+#include "third_party/abseil/absl/strings/str_cat.h"
 #include "third_party/abseil/absl/strings/string_view.h"
 
 namespace goldfishterm {
@@ -48,6 +49,19 @@ absl::string_view TerminalNameFromEnvironment() {
   return name;
 }
 
+StringCapability CursorVisibilityCapability(CursorVisibility v) {
+  switch (v) {
+    case CursorVisibility::kInvisible:
+      return StringCapability::kCursorInvisible;
+    case CursorVisibility::kNormal:
+      return StringCapability::kCursorNormal;
+    case CursorVisibility::kVeryVisible:
+      return StringCapability::kCursorVisible;
+    default:
+      throw std::invalid_argument(absl::StrCat("invalid CursorVisibility ", v));
+  }
+}
+
 }  // namespace
 
 SimpleTerminalOutput::SimpleTerminalOutput()
@@ -59,6 +73,10 @@ SimpleTerminalOutput::SimpleTerminalOutput(const termios& tty)
   baud_ = cfgetospeed(&tty);
 }
 
+void SimpleTerminalOutput::SetCursorVisibility(CursorVisibility v) {
+  return Emit(CursorVisibilityCapability(v));
+}
+
 void SimpleTerminalOutput::Emit(
     StringCapability cap,
     std::vector<goldfishterm_internal::StringCapabilityParameter> parameters) {
-- 
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