1 files changed, 18 insertions, 0 deletions
diff --git a/libs/gui/DisplayInfo.cpp b/libs/gui/DisplayInfo.cpp
index 52d9540eeb..bd640df81e 100644
--- a/libs/gui/DisplayInfo.cpp
+++ b/libs/gui/DisplayInfo.cpp
@@ -20,8 +20,13 @@
 #include <gui/DisplayInfo.h>
 #include <private/gui/ParcelUtils.h>
 
+#include <android-base/stringprintf.h>
 #include <log/log.h>
 
+#include <inttypes.h>
+
+#define INDENT "  "
+
 namespace android::gui {
 
 // --- DisplayInfo ---
@@ -67,4 +72,17 @@ status_t DisplayInfo::writeToParcel(android::Parcel* parcel) const {
     return OK;
 }
 
+void DisplayInfo::dump(std::string& out, const char* prefix) const {
+    using android::base::StringAppendF;
+
+    out += prefix;
+    StringAppendF(&out, "DisplayViewport[id=%" PRId32 "]\n", displayId);
+    out += prefix;
+    StringAppendF(&out, INDENT "Width=%" PRId32 ", Height=%" PRId32 "\n", logicalWidth,
+                  logicalHeight);
+    std::string transformPrefix(prefix);
+    transformPrefix.append(INDENT);
+    transform.dump(out, "Transform", transformPrefix.c_str());
+}
+
 } // namespace android::gui