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Merge "Using RGB_565 for low-res icons" into ub-launcher3-burnaby

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This commit is contained in:
Sunny Goyal
2015-07-02 17:56:52 +00:00
committed by Android (Google) Code Review
parent 9e0fcdb412 360bc25ab6
commit 1aa3a4d084
4 changed files with 72 additions and 33 deletions
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2
res/drawable/widgets_row_divider.xml
View File

@@ -15,5 +15,5 @@
-->
<shape xmlns:android="http://schemas.android.com/apk/res/android" >
<size android:width="@dimen/widget_row_divider" />
<solid android:color="@color/widget_text_panel" />
<solid android:color="@color/quantum_panel_bg_color_dark" />
</shape>

2
res/layout/widgets_list_row_view.xml
View File

@@ -30,7 +30,7 @@
android:id="@+id/section"
android:layout_width="match_parent"
android:layout_height="@dimen/widget_section_height"
android:background="@color/widget_text_panel"
android:background="@color/quantum_panel_bg_color_dark"
android:drawablePadding="@dimen/widget_section_horizontal_padding"
android:ellipsize="end"
android:focusable="true"

3
res/values/colors.xml
View File

@@ -34,10 +34,9 @@
<color name="quantum_panel_text_color">#FF666666</color>
<color name="quantum_panel_bg_color">#FFF5F5F5</color>
<color name="quantum_panel_bg_color_dark">#FF243036</color>
<color name="quantum_panel_bg_color_dark">#FF374248</color>
<color name="outline_color">#FFFFFFFF</color>
<color name="widget_text_panel">#FF374248</color>
<!-- Containers -->
<color name="container_fastscroll_thumb_inactive_color">#42000000</color>

98
src/com/android/launcher3/IconCache.java
View File

@@ -32,6 +32,9 @@ import android.database.sqlite.SQLiteOpenHelper;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.Rect;
import android.graphics.drawable.Drawable;
import android.os.Handler;
import android.os.SystemClock;
@@ -68,7 +71,7 @@ public class IconCache {
private static final boolean DEBUG = false;
private static final int LOW_RES_SCALE_FACTOR = 8;
private static final int LOW_RES_SCALE_FACTOR = 5;
@Thunk static final Object ICON_UPDATE_TOKEN = new Object();
@@ -93,6 +96,20 @@ public class IconCache {
@Thunk final Handler mWorkerHandler;
// The background color used for activity icons. Since these icons are displayed in all-apps
// and folders, this would be same as the light quantum panel background. This color
// is used to convert icons to RGB_565.
private final int mActivityBgColor;
// The background color used for package icons. These are displayed in widget tray, which
// has a dark quantum panel background.
private final int mPackageBgColor;
private final BitmapFactory.Options mLowResOptions;
private String mSystemState;
private Bitmap mLowResBitmap;
private Canvas mLowResCanvas;
private Paint mLowResPaint;
public IconCache(Context context, InvariantDeviceProfile inv) {
mContext = context;
mPackageManager = context.getPackageManager();
@@ -102,6 +119,14 @@ public class IconCache {
mIconDb = new IconDB(context);
mWorkerHandler = new Handler(LauncherModel.getWorkerLooper());
mActivityBgColor = context.getResources().getColor(R.color.quantum_panel_bg_color);
mPackageBgColor = context.getResources().getColor(R.color.quantum_panel_bg_color_dark);
mLowResOptions = new BitmapFactory.Options();
// Always prefer RGB_565 config for low res. If the bitmap has transparency, it will
// automatically be loaded as ALPHA_8888.
mLowResOptions.inPreferredConfig = Bitmap.Config.RGB_565;
updateSystemStateString();
}
private Drawable getFullResDefaultActivityIcon() {
@@ -221,7 +246,7 @@ public class IconCache {
// Remove all active icon update tasks.
mWorkerHandler.removeCallbacksAndMessages(ICON_UPDATE_TOKEN);
mIconDb.updateSystemStateString();
updateSystemStateString();
for (UserHandleCompat user : mUserManager.getUserProfiles()) {
// Query for the set of apps
final List<LauncherActivityInfoCompat> apps = mLauncherApps.getActivityList(null, user);
@@ -294,7 +319,7 @@ public class IconCache {
int version = c.getInt(indexVersion);
LauncherActivityInfoCompat app = componentMap.remove(component);
if (version == info.versionCode && updateTime == info.lastUpdateTime &&
TextUtils.equals(mIconDb.mSystemState, c.getString(systemStateIndex))) {
TextUtils.equals(mSystemState, c.getString(systemStateIndex))) {
continue;
}
if (app == null) {
@@ -361,7 +386,7 @@ public class IconCache {
entry.contentDescription = mUserManager.getBadgedLabelForUser(entry.title, app.getUser());
mCache.put(new ComponentKey(app.getComponentName(), app.getUser()), entry);
return mIconDb.newContentValues(entry.icon, entry.title.toString());
return newContentValues(entry.icon, entry.title.toString(), mActivityBgColor);
}
/**
@@ -596,7 +621,7 @@ public class IconCache {
// Add the icon in the DB here, since these do not get written during
// package updates.
ContentValues values =
mIconDb.newContentValues(entry.icon, entry.title.toString());
newContentValues(entry.icon, entry.title.toString(), mPackageBgColor);
addIconToDB(values, cn, info, mUserManager.getSerialNumberForUser(user));
} catch (NameNotFoundException e) {
@@ -635,7 +660,7 @@ public class IconCache {
// pass
}
ContentValues values = mIconDb.newContentValues(icon, label);
ContentValues values = newContentValues(icon, label, Color.TRANSPARENT);
values.put(IconDB.COLUMN_COMPONENT, componentName.flattenToString());
values.put(IconDB.COLUMN_USER, userSerial);
mIconDb.getWritableDatabase().insertWithOnConflict(IconDB.TABLE_NAME, null, values,
@@ -653,7 +678,7 @@ public class IconCache {
null, null, null);
try {
if (c.moveToNext()) {
entry.icon = loadIconNoResize(c, 0);
entry.icon = loadIconNoResize(c, 0, lowRes ? mLowResOptions : null);
entry.isLowResIcon = lowRes;
entry.title = c.getString(1);
if (entry.title == null) {
@@ -744,8 +769,12 @@ public class IconCache {
}
}
private void updateSystemStateString() {
mSystemState = Locale.getDefault().toString();
}
private static final class IconDB extends SQLiteOpenHelper {
private final static int DB_VERSION = 5;
private final static int DB_VERSION = 6;
private final static String TABLE_NAME = "icons";
private final static String COLUMN_ROWID = "rowid";
@@ -758,15 +787,8 @@ public class IconCache {
private final static String COLUMN_LABEL = "label";
private final static String COLUMN_SYSTEM_STATE = "system_state";
public String mSystemState;
public IconDB(Context context) {
super(context, LauncherFiles.APP_ICONS_DB, null, DB_VERSION);
updateSystemStateString();
}
public void updateSystemStateString() {
mSystemState = Locale.getDefault().toString();
}
@Override
@@ -802,24 +824,42 @@ public class IconCache {
db.execSQL("DROP TABLE IF EXISTS " + TABLE_NAME);
onCreate(db);
}
public ContentValues newContentValues(Bitmap icon, String label) {
ContentValues values = new ContentValues();
values.put(COLUMN_ICON, Utilities.flattenBitmap(icon));
values.put(COLUMN_ICON_LOW_RES, Utilities.flattenBitmap(
Bitmap.createScaledBitmap(icon,
icon.getWidth() / LOW_RES_SCALE_FACTOR,
icon.getHeight() / LOW_RES_SCALE_FACTOR, true)));
values.put(COLUMN_LABEL, label);
values.put(COLUMN_SYSTEM_STATE, mSystemState);
return values;
}
}
private static Bitmap loadIconNoResize(Cursor c, int iconIndex) {
private ContentValues newContentValues(Bitmap icon, String label, int lowResBackgroundColor) {
ContentValues values = new ContentValues();
values.put(IconDB.COLUMN_ICON, Utilities.flattenBitmap(icon));
values.put(IconDB.COLUMN_LABEL, label);
values.put(IconDB.COLUMN_SYSTEM_STATE, mSystemState);
if (lowResBackgroundColor == Color.TRANSPARENT) {
values.put(IconDB.COLUMN_ICON_LOW_RES, Utilities.flattenBitmap(
Bitmap.createScaledBitmap(icon,
icon.getWidth() / LOW_RES_SCALE_FACTOR,
icon.getHeight() / LOW_RES_SCALE_FACTOR, true)));
} else {
synchronized (this) {
if (mLowResBitmap == null) {
mLowResBitmap = Bitmap.createBitmap(icon.getWidth() / LOW_RES_SCALE_FACTOR,
icon.getHeight() / LOW_RES_SCALE_FACTOR, Bitmap.Config.RGB_565);
mLowResCanvas = new Canvas(mLowResBitmap);
mLowResPaint = new Paint(Paint.FILTER_BITMAP_FLAG | Paint.ANTI_ALIAS_FLAG);
}
mLowResCanvas.drawColor(lowResBackgroundColor);
mLowResCanvas.drawBitmap(icon, new Rect(0, 0, icon.getWidth(), icon.getHeight()),
new Rect(0, 0, mLowResBitmap.getWidth(), mLowResBitmap.getHeight()),
mLowResPaint);
values.put(IconDB.COLUMN_ICON_LOW_RES, Utilities.flattenBitmap(mLowResBitmap));
}
}
return values;
}
private static Bitmap loadIconNoResize(Cursor c, int iconIndex, BitmapFactory.Options options) {
byte[] data = c.getBlob(iconIndex);
try {
return BitmapFactory.decodeByteArray(data, 0, data.length);
return BitmapFactory.decodeByteArray(data, 0, data.length, options);
} catch (Exception e) {
return null;
}