commit 0024d682878417b71e117e39ae00d9aed698b428
author Pete Bentley <prb@google.com> Tue Oct 04 22:10:35 2022 +0000
committer Android (Google) Code Review <android-gerrit@google.com> Tue Oct 04 22:10:35 2022 +0000
tree 535d149070af64931826f44e90ca3d282ccae07a
parent 426bbdb47c6381df75d3914bc8dc09164e853350
parent 56a658874be2e8f5bdda288cb4fc37353c07ca37

Merge "init: Add option to listen on sockets before starting service." into tm-qpr-dev

healthd/healthd_draw.cpp

diff --git a/healthd/healthd_draw.cpp b/healthd/healthd_draw.cpp
index 3e73fcd..7c79319 100644
--- a/healthd/healthd_draw.cpp
+++ b/healthd/healthd_draw.cpp
@@ -99,7 +99,7 @@
     gr_fb_blank(blank, drm);
 }
 
-/* support screen rotation for foldable phone */
+// support screen rotation for foldable phone
 void HealthdDraw::rotate_screen(int drm) {
     if (!graphics_available) return;
     if (drm == 0)
@@ -108,6 +108,11 @@
         gr_rotate(GRRotation::NONE /* Portrait mode */);
 }
 
+// detect dual display
+bool HealthdDraw::has_multiple_connectors() {
+    return graphics_available && gr_has_multiple_connectors();
+}
+
 void HealthdDraw::clear_screen(void) {
     if (!graphics_available) return;
     gr_color(0, 0, 0, 255);

healthd/healthd_draw.h

diff --git a/healthd/healthd_draw.h b/healthd/healthd_draw.h
index 3d4abbd..016db8e 100644
--- a/healthd/healthd_draw.h
+++ b/healthd/healthd_draw.h
@@ -38,6 +38,9 @@
   // Rotate screen.
   virtual void rotate_screen(int drm);
 
+  // Detect dual display
+  virtual bool has_multiple_connectors();
+
   static std::unique_ptr<HealthdDraw> Create(animation *anim);
 
  protected:

healthd/healthd_mode_charger.cpp

diff --git a/healthd/healthd_mode_charger.cpp b/healthd/healthd_mode_charger.cpp
index 9fe85d4..282ffa2 100644
--- a/healthd/healthd_mode_charger.cpp
+++ b/healthd/healthd_mode_charger.cpp
@@ -289,6 +289,18 @@
     anim->run = false;
 }
 
+void Charger::BlankSecScreen() {
+    int drm = drm_ == DRM_INNER ? 1 : 0;
+
+    if (!init_screen_) {
+        /* blank the secondary screen */
+        healthd_draw_->blank_screen(false, drm);
+        healthd_draw_->redraw_screen(&batt_anim_, surf_unknown_);
+        healthd_draw_->blank_screen(true, drm);
+        init_screen_ = true;
+    }
+}
+
 void Charger::UpdateScreenState(int64_t now) {
     int disp_time;
 
@@ -338,6 +350,9 @@
         reset_animation(&batt_anim_);
         next_screen_transition_ = -1;
         healthd_draw_->blank_screen(true, static_cast<int>(drm_));
+        if (healthd_draw_->has_multiple_connectors()) {
+            BlankSecScreen();
+        }
         screen_blanked_ = true;
         LOGV("[%" PRId64 "] animation done\n", now);
         if (configuration_->ChargerIsOnline()) {

healthd/include_charger/charger/healthd_mode_charger.h

diff --git a/healthd/include_charger/charger/healthd_mode_charger.h b/healthd/include_charger/charger/healthd_mode_charger.h
index 28e1fb5..8957a7b 100644
--- a/healthd/include_charger/charger/healthd_mode_charger.h
+++ b/healthd/include_charger/charger/healthd_mode_charger.h
@@ -107,9 +107,11 @@
     void InitAnimation();
     int RequestEnableSuspend();
     int RequestDisableSuspend();
+    void BlankSecScreen();
 
     bool have_battery_state_ = false;
     bool screen_blanked_ = false;
+    bool init_screen_ = false;
     int64_t next_screen_transition_ = 0;
     int64_t next_key_check_ = 0;
     int64_t next_pwr_check_ = 0;