Index: ui/android/java/src/org/chromium/ui/gfx/DeviceDisplayInfo.java |
diff --git a/ui/android/java/src/org/chromium/ui/gfx/DeviceDisplayInfo.java b/ui/android/java/src/org/chromium/ui/gfx/DeviceDisplayInfo.java |
deleted file mode 100644 |
index 89325fb96f3d4f4a1a134e63a611b809d89dae04..0000000000000000000000000000000000000000 |
--- a/ui/android/java/src/org/chromium/ui/gfx/DeviceDisplayInfo.java |
+++ /dev/null |
@@ -1,178 +0,0 @@ |
-// Copyright (c) 2012 The Chromium Authors. All rights reserved. |
-// Use of this source code is governed by a BSD-style license that can be |
-// found in the LICENSE file. |
- |
-package org.chromium.ui.gfx; |
- |
-import android.content.Context; |
-import android.content.ComponentCallbacks; |
-import android.content.res.Configuration; |
-import android.graphics.PixelFormat; |
-import android.os.Build; |
-import android.util.DisplayMetrics; |
-import android.view.Display; |
-import android.view.WindowManager; |
- |
-import org.chromium.base.CalledByNative; |
-import org.chromium.base.JNINamespace; |
- |
-/** |
- * This class facilitates access to android information typically only |
- * available using the Java SDK, including {@link Display} properties. |
- * |
- * Currently the information consists of very raw display information (height, width, DPI scale) |
- * regarding the main display. |
- */ |
-@JNINamespace("gfx") |
-public class DeviceDisplayInfo { |
- |
- |
- private final Context mAppContext; |
- private final WindowManager mWinManager; |
- |
- private DeviceDisplayInfo(Context context) { |
- mAppContext = context.getApplicationContext(); |
- mWinManager = (WindowManager) mAppContext.getSystemService(Context.WINDOW_SERVICE); |
- } |
- |
- /** |
- * @return Display height in physical pixels. |
- */ |
- @CalledByNative |
- public int getDisplayHeight() { |
- return getMetrics().heightPixels; |
- } |
- |
- /** |
- * @return Display width in physical pixels. |
- */ |
- @CalledByNative |
- public int getDisplayWidth() { |
- return getMetrics().widthPixels; |
- } |
- |
- @SuppressWarnings("deprecation") |
- private int getPixelFormat() { |
- if (Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN_MR1) { |
- return getDisplay().getPixelFormat(); |
- } |
- // JellyBean MR1 and later always uses RGBA_8888. |
- return PixelFormat.RGBA_8888; |
- } |
- |
- /** |
- * @return Bits per pixel. |
- */ |
- @CalledByNative |
- public int getBitsPerPixel() { |
- int format = getPixelFormat(); |
- PixelFormat info = new PixelFormat(); |
- PixelFormat.getPixelFormatInfo(format, info); |
- return info.bitsPerPixel; |
- } |
- |
- /** |
- * @return Bits per component. |
- */ |
- @SuppressWarnings("deprecation") |
- @CalledByNative |
- public int getBitsPerComponent() { |
- int format = getPixelFormat(); |
- switch (format) { |
- case PixelFormat.RGBA_4444: |
- return 4; |
- |
- case PixelFormat.RGBA_5551: |
- return 5; |
- |
- case PixelFormat.RGBA_8888: |
- case PixelFormat.RGBX_8888: |
- case PixelFormat.RGB_888: |
- return 8; |
- |
- case PixelFormat.RGB_332: |
- return 2; |
- |
- case PixelFormat.RGB_565: |
- return 5; |
- |
- // Non-RGB formats. |
- case PixelFormat.A_8: |
- case PixelFormat.LA_88: |
- case PixelFormat.L_8: |
- return 0; |
- |
- // Unknown format. Use 8 as a sensible default. |
- default: |
- return 8; |
- } |
- } |
- |
- /** |
- * @return A scaling factor for the Density Independent Pixel unit. |
- * 1.0 is 160dpi, 0.75 is 120dpi, 2.0 is 320dpi. |
- */ |
- @CalledByNative |
- public double getDIPScale() { |
- return getMetrics().density; |
- } |
- |
- /** |
- * @return Smallest screen size in density-independent pixels that the |
- * application will see, regardless of orientation. |
- */ |
- @CalledByNative |
- private int getSmallestDIPWidth() { |
- return mAppContext.getResources().getConfiguration().smallestScreenWidthDp; |
- } |
- |
- private void registerListener() { |
- mAppContext.registerComponentCallbacks( |
- new ComponentCallbacks() { |
- @Override |
- public void onConfigurationChanged(Configuration configuration) { |
- updateNativeSharedDisplayInfo(); |
- } |
- |
- @Override |
- public void onLowMemory() { |
- } |
- }); |
- } |
- |
- private void updateNativeSharedDisplayInfo() { |
- nativeUpdateSharedDeviceDisplayInfo(getDisplayHeight(), |
- getDisplayWidth(), getBitsPerPixel(), getBitsPerComponent(), |
- getDIPScale(), getSmallestDIPWidth()); |
- } |
- |
- private Display getDisplay() { |
- return mWinManager.getDefaultDisplay(); |
- } |
- |
- private DisplayMetrics getMetrics() { |
- return mAppContext.getResources().getDisplayMetrics(); |
- } |
- |
- /** |
- * Creates DeviceDisplayInfo for a given Context. |
- * @param context A context to use. |
- * @return DeviceDisplayInfo associated with a given Context. |
- */ |
- public static DeviceDisplayInfo create(Context context) { |
- return new DeviceDisplayInfo(context); |
- } |
- |
- @CalledByNative |
- private static DeviceDisplayInfo createWithListener(Context context) { |
- DeviceDisplayInfo deviceDisplayInfo = new DeviceDisplayInfo(context); |
- deviceDisplayInfo.registerListener(); |
- return deviceDisplayInfo; |
- } |
- |
- private native void nativeUpdateSharedDeviceDisplayInfo(int displayHeight, |
- int displayWidth, int bitsPerPixel, |
- int bitsPerComponent, double dipScale, |
- int smallestDIPWidth); |
- |
-} |