Add DisplayInfo API

termux · Sep 14, 2024 · bab6548 · bab6548
1 parent c553bc2
commit bab6548
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diff --git a/app/src/main/java/com/termux/api/TermuxApiReceiver.java b/app/src/main/java/com/termux/api/TermuxApiReceiver.java
@@ -17,6 +17,7 @@
 import com.termux.api.apis.ClipboardAPI;
 import com.termux.api.apis.ContactListAPI;
 import com.termux.api.apis.DialogAPI;
+import com.termux.api.apis.DisplayInfoAPI;
 import com.termux.api.apis.DownloadAPI;
 import com.termux.api.apis.FingerprintAPI;
 import com.termux.api.apis.InfraredAPI;
@@ -126,6 +127,8 @@ private void doWork(Context context, Intent intent) {
             case "Dialog":
                 DialogAPI.onReceive(context, intent);
                 break;
+            case "DisplayInfo":
+                DisplayInfoAPI.onReceive(this, context, intent);
             case "Download":
                 DownloadAPI.onReceive(this, context, intent);
                 break;

diff --git a/app/src/main/java/com/termux/api/apis/DisplayInfoAPI.java b/app/src/main/java/com/termux/api/apis/DisplayInfoAPI.java
@@ -0,0 +1,74 @@
+package com.termux.api.apis;
+
+import android.content.Context;
+import android.content.Intent;
+import android.hardware.display.DisplayManager;
+import android.util.DisplayMetrics;
+import android.util.JsonWriter;
+import android.view.Display;
+
+import com.termux.api.TermuxApiReceiver;
+import com.termux.api.util.ResultReturner;
+import com.termux.shared.logger.Logger;
+
+public class DisplayInfoAPI {
+    private static final String LOG_TAG = "DisplayInfoAPI";
+
+    public static void onReceive(TermuxApiReceiver apiReceiver, final Context context, Intent intent) {
+        Logger.logDebug(LOG_TAG, "onReceive");
+
+        ResultReturner.returnData(apiReceiver, intent, new ResultReturner.ResultJsonWriter() {
+            @Override
+            public void writeJson(JsonWriter out) throws Exception {
+                DisplayManager displayManager = (DisplayManager) context.getSystemService(Context.DISPLAY_SERVICE);
+
+                out.beginArray();
+                for (Display display : displayManager.getDisplays()) {
+                    out.beginObject();
+                    out.name("Name").value(display.getName());
+                    out.name("DisplayId").value(display.getDisplayId());
+                    out.name("AppVsyncOffset").value(display.getAppVsyncOffsetNanos());
+                    out.name("PresentationDeadline").value(display.getPresentationDeadlineNanos());
+                    out.name("RefreshRate").value(display.getRefreshRate());
+                    out.name("Rotation").value(display.getRotation());
+
+                    out.name("SupportedModes");
+                    out.beginArray();
+                    for (Display.Mode mode : display.getSupportedModes()) {
+                        out.beginObject();
+                        out.name("ModeId").value(mode.getModeId());
+                        out.name("PhysicalHeight").value(mode.getPhysicalHeight());
+                        out.name("PhysicalWidth").value(mode.getPhysicalWidth());
+                        out.name("RefreshRate").value(mode.getRefreshRate());
+                        out.endObject();
+                    }
+                    out.endArray();
+
+                    out.name("HdrCapabilities");
+                    out.beginObject();
+                    Display.HdrCapabilities hdrCapabilities = display.getHdrCapabilities();
+                    out.name("DesiredMaxAverageLuminance").value(hdrCapabilities.getDesiredMaxAverageLuminance());
+                    out.name("DesiredMaxLuminance").value(hdrCapabilities.getDesiredMaxLuminance());
+                    out.name("DesiredMinLuminance").value(hdrCapabilities.getDesiredMinLuminance());
+                    out.endObject();
+
+                    out.name("DisplayMetrics");
+                    out.beginObject();
+                    DisplayMetrics displayMetrics = new DisplayMetrics();
+                    display.getMetrics(displayMetrics);
+                    out.name("Density").value(displayMetrics.density);
+                    out.name("DensityDPI").value(displayMetrics.densityDpi);
+                    out.name("HeightPixels").value(displayMetrics.heightPixels);
+                    out.name("ScaledDensity").value(displayMetrics.scaledDensity);
+                    out.name("WidthPixels").value(displayMetrics.widthPixels);
+                    out.name("xDPI").value(displayMetrics.xdpi);
+                    out.name("yDPI").value(displayMetrics.ydpi);
+                    out.endObject();
+
+                    out.endObject();
+                }
+                out.endArray();
+            }
+        });
+    }
+}