donut snapshot
diff --git a/services/java/com/android/server/WindowManagerService.java b/services/java/com/android/server/WindowManagerService.java
index 2dd70ef..0be8417 100644
--- a/services/java/com/android/server/WindowManagerService.java
+++ b/services/java/com/android/server/WindowManagerService.java
@@ -24,8 +24,10 @@
import static android.view.WindowManager.LayoutParams.FIRST_APPLICATION_WINDOW;
import static android.view.WindowManager.LayoutParams.FIRST_SUB_WINDOW;
import static android.view.WindowManager.LayoutParams.FLAG_BLUR_BEHIND;
+import static android.view.WindowManager.LayoutParams.FLAG_COMPATIBLE_WINDOW;
import static android.view.WindowManager.LayoutParams.FLAG_DIM_BEHIND;
import static android.view.WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON;
+import static android.view.WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS;
import static android.view.WindowManager.LayoutParams.FLAG_SYSTEM_ERROR;
import static android.view.WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE;
import static android.view.WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM;
@@ -53,6 +55,7 @@
import android.content.Context;
import android.content.pm.ActivityInfo;
import android.content.pm.PackageManager;
+import android.content.res.CompatibilityInfo;
import android.content.res.Configuration;
import android.graphics.Matrix;
import android.graphics.PixelFormat;
@@ -100,6 +103,7 @@
import android.view.WindowManagerImpl;
import android.view.WindowManagerPolicy;
import android.view.WindowManager.LayoutParams;
+import android.view.animation.AccelerateInterpolator;
import android.view.animation.Animation;
import android.view.animation.AnimationUtils;
import android.view.animation.Transformation;
@@ -171,6 +175,11 @@
*/
static final int DEFAULT_DIM_DURATION = 200;
+ /** Amount of time (in milliseconds) to animate the fade-in-out transition for
+ * compatible windows.
+ */
+ static final int DEFAULT_FADE_IN_OUT_DURATION = 400;
+
/** Adjustment to time to perform a dim, to make it more dramatic.
*/
static final int DIM_DURATION_MULTIPLIER = 6;
@@ -324,12 +333,7 @@
IInputMethodManager mInputMethodManager;
SurfaceSession mFxSession;
- Surface mDimSurface;
- boolean mDimShown;
- float mDimCurrentAlpha;
- float mDimTargetAlpha;
- float mDimDeltaPerMs;
- long mLastDimAnimTime;
+ private DimAnimator mDimAnimator = null;
Surface mBlurSurface;
boolean mBlurShown;
@@ -416,8 +420,14 @@
final Rect mTempRect = new Rect();
final Configuration mTempConfiguration = new Configuration();
- int screenLayout = Configuration.SCREENLAYOUT_UNDEFINED;
-
+ int mScreenLayout = Configuration.SCREENLAYOUT_SIZE_UNDEFINED;
+
+ // The frame use to limit the size of the app running in compatibility mode.
+ Rect mCompatibleScreenFrame = new Rect();
+ // The surface used to fill the outer rim of the app running in compatibility mode.
+ Surface mBackgroundFillerSurface = null;
+ boolean mBackgroundFillerShown = false;
+
public static WindowManagerService main(Context context,
PowerManagerService pm, boolean haveInputMethods) {
WMThread thr = new WMThread(context, pm, haveInputMethods);
@@ -1847,44 +1857,51 @@
// artifacts when we unfreeze the display if some different animation
// is running.
if (!mDisplayFrozen) {
- int animAttr = 0;
- switch (transit) {
- case WindowManagerPolicy.TRANSIT_ACTIVITY_OPEN:
- animAttr = enter
- ? com.android.internal.R.styleable.WindowAnimation_activityOpenEnterAnimation
- : com.android.internal.R.styleable.WindowAnimation_activityOpenExitAnimation;
- break;
- case WindowManagerPolicy.TRANSIT_ACTIVITY_CLOSE:
- animAttr = enter
- ? com.android.internal.R.styleable.WindowAnimation_activityCloseEnterAnimation
- : com.android.internal.R.styleable.WindowAnimation_activityCloseExitAnimation;
- break;
- case WindowManagerPolicy.TRANSIT_TASK_OPEN:
- animAttr = enter
- ? com.android.internal.R.styleable.WindowAnimation_taskOpenEnterAnimation
- : com.android.internal.R.styleable.WindowAnimation_taskOpenExitAnimation;
- break;
- case WindowManagerPolicy.TRANSIT_TASK_CLOSE:
- animAttr = enter
- ? com.android.internal.R.styleable.WindowAnimation_taskCloseEnterAnimation
- : com.android.internal.R.styleable.WindowAnimation_taskCloseExitAnimation;
- break;
- case WindowManagerPolicy.TRANSIT_TASK_TO_FRONT:
- animAttr = enter
- ? com.android.internal.R.styleable.WindowAnimation_taskToFrontEnterAnimation
- : com.android.internal.R.styleable.WindowAnimation_taskToFrontExitAnimation;
- break;
- case WindowManagerPolicy.TRANSIT_TASK_TO_BACK:
- animAttr = enter
- ? com.android.internal.R.styleable.WindowAnimation_taskToBackEnterAnimation
- : com.android.internal.R.styleable.WindowAnimation_taskToBackExitAnimation;
- break;
+ Animation a;
+ if (lp != null && (lp.flags & FLAG_COMPATIBLE_WINDOW) != 0) {
+ a = new FadeInOutAnimation(enter);
+ if (DEBUG_ANIM) Log.v(TAG,
+ "applying FadeInOutAnimation for a window in compatibility mode");
+ } else {
+ int animAttr = 0;
+ switch (transit) {
+ case WindowManagerPolicy.TRANSIT_ACTIVITY_OPEN:
+ animAttr = enter
+ ? com.android.internal.R.styleable.WindowAnimation_activityOpenEnterAnimation
+ : com.android.internal.R.styleable.WindowAnimation_activityOpenExitAnimation;
+ break;
+ case WindowManagerPolicy.TRANSIT_ACTIVITY_CLOSE:
+ animAttr = enter
+ ? com.android.internal.R.styleable.WindowAnimation_activityCloseEnterAnimation
+ : com.android.internal.R.styleable.WindowAnimation_activityCloseExitAnimation;
+ break;
+ case WindowManagerPolicy.TRANSIT_TASK_OPEN:
+ animAttr = enter
+ ? com.android.internal.R.styleable.WindowAnimation_taskOpenEnterAnimation
+ : com.android.internal.R.styleable.WindowAnimation_taskOpenExitAnimation;
+ break;
+ case WindowManagerPolicy.TRANSIT_TASK_CLOSE:
+ animAttr = enter
+ ? com.android.internal.R.styleable.WindowAnimation_taskCloseEnterAnimation
+ : com.android.internal.R.styleable.WindowAnimation_taskCloseExitAnimation;
+ break;
+ case WindowManagerPolicy.TRANSIT_TASK_TO_FRONT:
+ animAttr = enter
+ ? com.android.internal.R.styleable.WindowAnimation_taskToFrontEnterAnimation
+ : com.android.internal.R.styleable.WindowAnimation_taskToFrontExitAnimation;
+ break;
+ case WindowManagerPolicy.TRANSIT_TASK_TO_BACK:
+ animAttr = enter
+ ? com.android.internal.R.styleable.WindowAnimation_taskToBackEnterAnimation
+ : com.android.internal.R.styleable.WindowAnimation_taskToBackExitAnimation;
+ break;
+ }
+ a = loadAnimation(lp, animAttr);
+ if (DEBUG_ANIM) Log.v(TAG, "applyAnimation: wtoken=" + wtoken
+ + " anim=" + a
+ + " animAttr=0x" + Integer.toHexString(animAttr)
+ + " transit=" + transit);
}
- Animation a = loadAnimation(lp, animAttr);
- if (DEBUG_ANIM) Log.v(TAG, "applyAnimation: wtoken=" + wtoken
- + " anim=" + a
- + " animAttr=0x" + Integer.toHexString(animAttr)
- + " transit=" + transit);
if (a != null) {
if (DEBUG_ANIM) {
RuntimeException e = new RuntimeException();
@@ -3738,12 +3755,14 @@
}
config.orientation = orientation;
- if (screenLayout == Configuration.SCREENLAYOUT_UNDEFINED) {
+ DisplayMetrics dm = new DisplayMetrics();
+ mDisplay.getMetrics(dm);
+ CompatibilityInfo.updateCompatibleScreenFrame(dm, orientation, mCompatibleScreenFrame);
+
+ if (mScreenLayout == Configuration.SCREENLAYOUT_SIZE_UNDEFINED) {
// Note we only do this once because at this point we don't
// expect the screen to change in this way at runtime, and want
// to avoid all of this computation for every config change.
- DisplayMetrics dm = new DisplayMetrics();
- mDisplay.getMetrics(dm);
int longSize = dw;
int shortSize = dh;
if (longSize < shortSize) {
@@ -3753,23 +3772,42 @@
}
longSize = (int)(longSize/dm.density);
shortSize = (int)(shortSize/dm.density);
-
+
// These semi-magic numbers define our compatibility modes for
// applications with different screens. Don't change unless you
// make sure to test lots and lots of apps!
if (longSize < 470) {
// This is shorter than an HVGA normal density screen (which
// is 480 pixels on its long side).
- screenLayout = Configuration.SCREENLAYOUT_SMALL;
- } else if (longSize > 490 && shortSize > 330) {
- // This is larger than an HVGA normal density screen (which
- // is 480x320 pixels).
- screenLayout = Configuration.SCREENLAYOUT_LARGE;
+ mScreenLayout = Configuration.SCREENLAYOUT_SIZE_SMALL
+ | Configuration.SCREENLAYOUT_LONG_NO;
} else {
- screenLayout = Configuration.SCREENLAYOUT_NORMAL;
+ // Is this a large screen?
+ if (longSize > 640 && shortSize >= 480) {
+ // VGA or larger screens at medium density are the point
+ // at which we consider it to be a large screen.
+ mScreenLayout = Configuration.SCREENLAYOUT_SIZE_LARGE;
+ } else {
+ mScreenLayout = Configuration.SCREENLAYOUT_SIZE_NORMAL;
+
+ // If this screen is wider than normal HVGA, or taller
+ // than FWVGA, then for old apps we want to run in size
+ // compatibility mode.
+ if (shortSize > 321 || longSize > 570) {
+ mScreenLayout |= Configuration.SCREENLAYOUT_COMPAT_NEEDED;
+ }
+ }
+
+ // Is this a long screen?
+ if (((longSize*3)/5) >= (shortSize-1)) {
+ // Anything wider than WVGA (5:3) is considering to be long.
+ mScreenLayout |= Configuration.SCREENLAYOUT_LONG_YES;
+ } else {
+ mScreenLayout |= Configuration.SCREENLAYOUT_LONG_NO;
+ }
}
}
- config.screenLayout = screenLayout;
+ config.screenLayout = mScreenLayout;
config.keyboardHidden = Configuration.KEYBOARDHIDDEN_NO;
config.hardKeyboardHidden = Configuration.HARDKEYBOARDHIDDEN_NO;
@@ -5845,8 +5883,21 @@
public void computeFrameLw(Rect pf, Rect df, Rect cf, Rect vf) {
mHaveFrame = true;
- final int pw = pf.right-pf.left;
- final int ph = pf.bottom-pf.top;
+ final Rect container = mContainingFrame;
+ container.set(pf);
+
+ final Rect display = mDisplayFrame;
+ display.set(df);
+
+ if ((mAttrs.flags & FLAG_COMPATIBLE_WINDOW) != 0) {
+ container.intersect(mCompatibleScreenFrame);
+ if ((mAttrs.flags & FLAG_LAYOUT_NO_LIMITS) == 0) {
+ display.intersect(mCompatibleScreenFrame);
+ }
+ }
+
+ final int pw = container.right - container.left;
+ final int ph = container.bottom - container.top;
int w,h;
if ((mAttrs.flags & mAttrs.FLAG_SCALED) != 0) {
@@ -5857,12 +5908,6 @@
h = mAttrs.height== mAttrs.FILL_PARENT ? ph : mRequestedHeight;
}
- final Rect container = mContainingFrame;
- container.set(pf);
-
- final Rect display = mDisplayFrame;
- display.set(df);
-
final Rect content = mContentFrame;
content.set(cf);
@@ -5882,7 +5927,7 @@
// Now make sure the window fits in the overall display.
Gravity.applyDisplay(mAttrs.gravity, df, frame);
-
+
// Make sure the content and visible frames are inside of the
// final window frame.
if (content.left < frame.left) content.left = frame.left;
@@ -6565,24 +6610,45 @@
return false;
}
final Rect frame = shownFrame ? mShownFrame : mFrame;
- if (frame.left <= 0 && frame.top <= 0
- && frame.right >= screenWidth
- && frame.bottom >= screenHeight) {
- return true;
+
+ if ((mAttrs.flags & FLAG_COMPATIBLE_WINDOW) != 0) {
+ return frame.left <= mCompatibleScreenFrame.left &&
+ frame.top <= mCompatibleScreenFrame.top &&
+ frame.right >= mCompatibleScreenFrame.right &&
+ frame.bottom >= mCompatibleScreenFrame.bottom;
+ } else {
+ return frame.left <= 0 && frame.top <= 0
+ && frame.right >= screenWidth
+ && frame.bottom >= screenHeight;
}
- return false;
}
- boolean isFullscreenOpaque(int screenWidth, int screenHeight) {
- if (mAttrs.format != PixelFormat.OPAQUE || mSurface == null
- || mAnimation != null || mDrawPending || mCommitDrawPending) {
- return false;
- }
- if (mFrame.left <= 0 && mFrame.top <= 0 &&
- mFrame.right >= screenWidth && mFrame.bottom >= screenHeight) {
- return true;
- }
- return false;
+ /**
+ * Return true if the window is opaque and fully drawn.
+ */
+ boolean isOpaqueDrawn() {
+ return mAttrs.format == PixelFormat.OPAQUE && mSurface != null
+ && mAnimation == null && !mDrawPending && !mCommitDrawPending;
+ }
+
+ boolean needsBackgroundFiller(int screenWidth, int screenHeight) {
+ return
+ // only if the application is requesting compatible window
+ (mAttrs.flags & FLAG_COMPATIBLE_WINDOW) != 0 &&
+ // only if it's visible
+ mHasDrawn && mViewVisibility == View.VISIBLE &&
+ // and only if the application fills the compatible screen
+ mFrame.left <= mCompatibleScreenFrame.left &&
+ mFrame.top <= mCompatibleScreenFrame.top &&
+ mFrame.right >= mCompatibleScreenFrame.right &&
+ mFrame.bottom >= mCompatibleScreenFrame.bottom &&
+ // and starting window do not need background filler
+ mAttrs.type != mAttrs.TYPE_APPLICATION_STARTING;
+ }
+
+ boolean isFullscreen(int screenWidth, int screenHeight) {
+ return mFrame.left <= 0 && mFrame.top <= 0 &&
+ mFrame.right >= screenWidth && mFrame.bottom >= screenHeight;
}
void removeLocked() {
@@ -7190,17 +7256,27 @@
public static WindowManager.LayoutParams findAnimations(
ArrayList<AppWindowToken> order,
- ArrayList<AppWindowToken> tokenList1,
- ArrayList<AppWindowToken> tokenList2) {
+ ArrayList<AppWindowToken> openingTokenList1,
+ ArrayList<AppWindowToken> closingTokenList2) {
// We need to figure out which animation to use...
+
+ // First, check if there is a compatible window in opening/closing
+ // apps, and use it if exists.
WindowManager.LayoutParams animParams = null;
int animSrc = 0;
-
+ animParams = findCompatibleWindowParams(openingTokenList1);
+ if (animParams == null) {
+ animParams = findCompatibleWindowParams(closingTokenList2);
+ }
+ if (animParams != null) {
+ return animParams;
+ }
+
//Log.i(TAG, "Looking for animations...");
for (int i=order.size()-1; i>=0; i--) {
AppWindowToken wtoken = order.get(i);
//Log.i(TAG, "Token " + wtoken + " with " + wtoken.windows.size() + " windows");
- if (tokenList1.contains(wtoken) || tokenList2.contains(wtoken)) {
+ if (openingTokenList1.contains(wtoken) || closingTokenList2.contains(wtoken)) {
int j = wtoken.windows.size();
while (j > 0) {
j--;
@@ -7228,6 +7304,21 @@
return animParams;
}
+ private static LayoutParams findCompatibleWindowParams(ArrayList<AppWindowToken> tokenList) {
+ for (int appCount = tokenList.size() - 1; appCount >= 0; appCount--) {
+ AppWindowToken wtoken = tokenList.get(appCount);
+ // Just checking one window is sufficient as all windows have the compatible flag
+ // if the application is in compatibility mode.
+ if (wtoken.windows.size() > 0) {
+ WindowManager.LayoutParams params = wtoken.windows.get(0).mAttrs;
+ if ((params.flags & FLAG_COMPATIBLE_WINDOW) != 0) {
+ return params;
+ }
+ }
+ }
+ return null;
+ }
+
// -------------------------------------------------------------
// DummyAnimation
// -------------------------------------------------------------
@@ -8102,6 +8193,7 @@
boolean dimming = false;
boolean covered = false;
boolean syswin = false;
+ boolean backgroundFillerShown = false;
for (i=N-1; i>=0; i--) {
WindowState w = (WindowState)mWindows.get(i);
@@ -8371,11 +8463,39 @@
syswin = true;
}
}
- if (w.isFullscreenOpaque(dw, dh)) {
+
+ boolean opaqueDrawn = w.isOpaqueDrawn();
+ if (opaqueDrawn && w.isFullscreen(dw, dh)) {
// This window completely covers everything behind it,
// so we want to leave all of them as unblurred (for
// performance reasons).
obscured = true;
+ } else if (opaqueDrawn && w.needsBackgroundFiller(dw, dh)) {
+ if (SHOW_TRANSACTIONS) Log.d(TAG, "showing background filler");
+ // This window is in compatibility mode, and needs background filler.
+ obscured = true;
+ if (mBackgroundFillerSurface == null) {
+ try {
+ mBackgroundFillerSurface = new Surface(mFxSession, 0,
+ 0, dw, dh,
+ PixelFormat.OPAQUE,
+ Surface.FX_SURFACE_NORMAL);
+ } catch (Exception e) {
+ Log.e(TAG, "Exception creating filler surface", e);
+ }
+ }
+ try {
+ mBackgroundFillerSurface.setPosition(0, 0);
+ mBackgroundFillerSurface.setSize(dw, dh);
+ // Using the same layer as Dim because they will never be shown at the
+ // same time.
+ mBackgroundFillerSurface.setLayer(w.mAnimLayer - 1);
+ mBackgroundFillerSurface.show();
+ } catch (RuntimeException e) {
+ Log.e(TAG, "Exception showing filler surface");
+ }
+ backgroundFillerShown = true;
+ mBackgroundFillerShown = true;
} else if (canBeSeen && !obscured &&
(attrFlags&FLAG_BLUR_BEHIND|FLAG_DIM_BEHIND) != 0) {
if (localLOGV) Log.v(TAG, "Win " + w
@@ -8386,56 +8506,12 @@
if (!dimming) {
//Log.i(TAG, "DIM BEHIND: " + w);
dimming = true;
- mDimShown = true;
- if (mDimSurface == null) {
- if (SHOW_TRANSACTIONS) Log.i(TAG, " DIM "
- + mDimSurface + ": CREATE");
- try {
- mDimSurface = new Surface(mFxSession, 0,
- -1, 16, 16,
- PixelFormat.OPAQUE,
- Surface.FX_SURFACE_DIM);
- } catch (Exception e) {
- Log.e(TAG, "Exception creating Dim surface", e);
- }
+ if (mDimAnimator == null) {
+ mDimAnimator = new DimAnimator(mFxSession);
}
- if (SHOW_TRANSACTIONS) Log.i(TAG, " DIM "
- + mDimSurface + ": SHOW pos=(0,0) (" +
- dw + "x" + dh + "), layer=" + (w.mAnimLayer-1));
- if (mDimSurface != null) {
- try {
- mDimSurface.setPosition(0, 0);
- mDimSurface.setSize(dw, dh);
- mDimSurface.show();
- } catch (RuntimeException e) {
- Log.w(TAG, "Failure showing dim surface", e);
- }
- }
+ mDimAnimator.show(dw, dh);
}
- mDimSurface.setLayer(w.mAnimLayer-1);
- final float target = w.mExiting ? 0 : attrs.dimAmount;
- if (mDimTargetAlpha != target) {
- // If the desired dim level has changed, then
- // start an animation to it.
- mLastDimAnimTime = currentTime;
- long duration = (w.mAnimating && w.mAnimation != null)
- ? w.mAnimation.computeDurationHint()
- : DEFAULT_DIM_DURATION;
- if (target > mDimTargetAlpha) {
- // This is happening behind the activity UI,
- // so we can make it run a little longer to
- // give a stronger impression without disrupting
- // the user.
- duration *= DIM_DURATION_MULTIPLIER;
- }
- if (duration < 1) {
- // Don't divide by zero
- duration = 1;
- }
- mDimTargetAlpha = target;
- mDimDeltaPerMs = (mDimTargetAlpha-mDimCurrentAlpha)
- / duration;
- }
+ mDimAnimator.updateParameters(w, currentTime);
}
if ((attrFlags&FLAG_BLUR_BEHIND) != 0) {
if (!blurring) {
@@ -8472,59 +8548,19 @@
}
}
}
-
- if (!dimming && mDimShown) {
- // Time to hide the dim surface... start fading.
- if (mDimTargetAlpha != 0) {
- mLastDimAnimTime = currentTime;
- mDimTargetAlpha = 0;
- mDimDeltaPerMs = (-mDimCurrentAlpha) / DEFAULT_DIM_DURATION;
+
+ if (backgroundFillerShown == false && mBackgroundFillerShown) {
+ mBackgroundFillerShown = false;
+ if (SHOW_TRANSACTIONS) Log.d(TAG, "hiding background filler");
+ try {
+ mBackgroundFillerSurface.hide();
+ } catch (RuntimeException e) {
+ Log.e(TAG, "Exception hiding filler surface", e);
}
}
- if (mDimShown && mLastDimAnimTime != 0) {
- mDimCurrentAlpha += mDimDeltaPerMs
- * (currentTime-mLastDimAnimTime);
- boolean more = true;
- if (mDisplayFrozen) {
- // If the display is frozen, there is no reason to animate.
- more = false;
- } else if (mDimDeltaPerMs > 0) {
- if (mDimCurrentAlpha > mDimTargetAlpha) {
- more = false;
- }
- } else if (mDimDeltaPerMs < 0) {
- if (mDimCurrentAlpha < mDimTargetAlpha) {
- more = false;
- }
- } else {
- more = false;
- }
-
- // Do we need to continue animating?
- if (more) {
- if (SHOW_TRANSACTIONS) Log.i(TAG, " DIM "
- + mDimSurface + ": alpha=" + mDimCurrentAlpha);
- mLastDimAnimTime = currentTime;
- mDimSurface.setAlpha(mDimCurrentAlpha);
- animating = true;
- } else {
- mDimCurrentAlpha = mDimTargetAlpha;
- mLastDimAnimTime = 0;
- if (SHOW_TRANSACTIONS) Log.i(TAG, " DIM "
- + mDimSurface + ": final alpha=" + mDimCurrentAlpha);
- mDimSurface.setAlpha(mDimCurrentAlpha);
- if (!dimming) {
- if (SHOW_TRANSACTIONS) Log.i(TAG, " DIM " + mDimSurface
- + ": HIDE");
- try {
- mDimSurface.hide();
- } catch (RuntimeException e) {
- Log.w(TAG, "Illegal argument exception hiding dim surface");
- }
- mDimShown = false;
- }
- }
+ if (mDimAnimator != null && mDimAnimator.mDimShown) {
+ animating |= mDimAnimator.updateSurface(dimming, currentTime, mDisplayFrozen);
}
if (!blurring && mBlurShown) {
@@ -9067,11 +9103,11 @@
pw.print(" mDisplayEnabled="); pw.println(mDisplayEnabled);
pw.print(" mLayoutNeeded="); pw.print(mLayoutNeeded);
pw.print(" mBlurShown="); pw.println(mBlurShown);
- pw.print(" mDimShown="); pw.print(mDimShown);
- pw.print(" current="); pw.print(mDimCurrentAlpha);
- pw.print(" target="); pw.print(mDimTargetAlpha);
- pw.print(" delta="); pw.print(mDimDeltaPerMs);
- pw.print(" lastAnimTime="); pw.println(mLastDimAnimTime);
+ if (mDimAnimator != null) {
+ mDimAnimator.printTo(pw);
+ } else {
+ pw.print( " no DimAnimator ");
+ }
pw.print(" mInputMethodAnimLayerAdjustment=");
pw.println(mInputMethodAnimLayerAdjustment);
pw.print(" mDisplayFrozen="); pw.print(mDisplayFrozen);
@@ -9112,4 +9148,188 @@
synchronized (mKeyguardDisabled) { }
synchronized (mKeyWaiter) { }
}
+
+ /**
+ * DimAnimator class that controls the dim animation. This holds the surface and
+ * all state used for dim animation.
+ */
+ private static class DimAnimator {
+ Surface mDimSurface;
+ boolean mDimShown = false;
+ float mDimCurrentAlpha;
+ float mDimTargetAlpha;
+ float mDimDeltaPerMs;
+ long mLastDimAnimTime;
+
+ DimAnimator (SurfaceSession session) {
+ if (mDimSurface == null) {
+ if (SHOW_TRANSACTIONS) Log.i(TAG, " DIM "
+ + mDimSurface + ": CREATE");
+ try {
+ mDimSurface = new Surface(session, 0, -1, 16, 16, PixelFormat.OPAQUE,
+ Surface.FX_SURFACE_DIM);
+ } catch (Exception e) {
+ Log.e(TAG, "Exception creating Dim surface", e);
+ }
+ }
+ }
+
+ /**
+ * Show the dim surface.
+ */
+ void show(int dw, int dh) {
+ if (SHOW_TRANSACTIONS) Log.i(TAG, " DIM " + mDimSurface + ": SHOW pos=(0,0) (" +
+ dw + "x" + dh + ")");
+ mDimShown = true;
+ try {
+ mDimSurface.setPosition(0, 0);
+ mDimSurface.setSize(dw, dh);
+ mDimSurface.show();
+ } catch (RuntimeException e) {
+ Log.w(TAG, "Failure showing dim surface", e);
+ }
+ }
+
+ /**
+ * Set's the dim surface's layer and update dim parameters that will be used in
+ * {@link updateSurface} after all windows are examined.
+ */
+ void updateParameters(WindowState w, long currentTime) {
+ mDimSurface.setLayer(w.mAnimLayer-1);
+
+ final float target = w.mExiting ? 0 : w.mAttrs.dimAmount;
+ if (SHOW_TRANSACTIONS) Log.i(TAG, "layer=" + (w.mAnimLayer-1) + ", target=" + target);
+ if (mDimTargetAlpha != target) {
+ // If the desired dim level has changed, then
+ // start an animation to it.
+ mLastDimAnimTime = currentTime;
+ long duration = (w.mAnimating && w.mAnimation != null)
+ ? w.mAnimation.computeDurationHint()
+ : DEFAULT_DIM_DURATION;
+ if (target > mDimTargetAlpha) {
+ // This is happening behind the activity UI,
+ // so we can make it run a little longer to
+ // give a stronger impression without disrupting
+ // the user.
+ duration *= DIM_DURATION_MULTIPLIER;
+ }
+ if (duration < 1) {
+ // Don't divide by zero
+ duration = 1;
+ }
+ mDimTargetAlpha = target;
+ mDimDeltaPerMs = (mDimTargetAlpha-mDimCurrentAlpha) / duration;
+ }
+ }
+
+ /**
+ * Updating the surface's alpha. Returns true if the animation continues, or returns
+ * false when the animation is finished and the dim surface is hidden.
+ */
+ boolean updateSurface(boolean dimming, long currentTime, boolean displayFrozen) {
+ if (!dimming) {
+ if (mDimTargetAlpha != 0) {
+ mLastDimAnimTime = currentTime;
+ mDimTargetAlpha = 0;
+ mDimDeltaPerMs = (-mDimCurrentAlpha) / DEFAULT_DIM_DURATION;
+ }
+ }
+
+ boolean animating = false;
+ if (mLastDimAnimTime != 0) {
+ mDimCurrentAlpha += mDimDeltaPerMs
+ * (currentTime-mLastDimAnimTime);
+ boolean more = true;
+ if (displayFrozen) {
+ // If the display is frozen, there is no reason to animate.
+ more = false;
+ } else if (mDimDeltaPerMs > 0) {
+ if (mDimCurrentAlpha > mDimTargetAlpha) {
+ more = false;
+ }
+ } else if (mDimDeltaPerMs < 0) {
+ if (mDimCurrentAlpha < mDimTargetAlpha) {
+ more = false;
+ }
+ } else {
+ more = false;
+ }
+
+ // Do we need to continue animating?
+ if (more) {
+ if (SHOW_TRANSACTIONS) Log.i(TAG, " DIM "
+ + mDimSurface + ": alpha=" + mDimCurrentAlpha);
+ mLastDimAnimTime = currentTime;
+ mDimSurface.setAlpha(mDimCurrentAlpha);
+ animating = true;
+ } else {
+ mDimCurrentAlpha = mDimTargetAlpha;
+ mLastDimAnimTime = 0;
+ if (SHOW_TRANSACTIONS) Log.i(TAG, " DIM "
+ + mDimSurface + ": final alpha=" + mDimCurrentAlpha);
+ mDimSurface.setAlpha(mDimCurrentAlpha);
+ if (!dimming) {
+ if (SHOW_TRANSACTIONS) Log.i(TAG, " DIM " + mDimSurface
+ + ": HIDE");
+ try {
+ mDimSurface.hide();
+ } catch (RuntimeException e) {
+ Log.w(TAG, "Illegal argument exception hiding dim surface");
+ }
+ mDimShown = false;
+ }
+ }
+ }
+ return animating;
+ }
+
+ public void printTo(PrintWriter pw) {
+ pw.print(" mDimShown="); pw.print(mDimShown);
+ pw.print(" current="); pw.print(mDimCurrentAlpha);
+ pw.print(" target="); pw.print(mDimTargetAlpha);
+ pw.print(" delta="); pw.print(mDimDeltaPerMs);
+ pw.print(" lastAnimTime="); pw.println(mLastDimAnimTime);
+ }
+ }
+
+ /**
+ * Animation that fade in after 0.5 interpolate time, or fade out in reverse order.
+ * This is used for opening/closing transition for apps in compatible mode.
+ */
+ private static class FadeInOutAnimation extends Animation {
+ int mWidth;
+ boolean mFadeIn;
+
+ public FadeInOutAnimation(boolean fadeIn) {
+ setInterpolator(new AccelerateInterpolator());
+ setDuration(DEFAULT_FADE_IN_OUT_DURATION);
+ mFadeIn = fadeIn;
+ }
+
+ @Override
+ protected void applyTransformation(float interpolatedTime, Transformation t) {
+ float x = interpolatedTime;
+ if (!mFadeIn) {
+ x = 1.0f - x; // reverse the interpolation for fade out
+ }
+ if (x < 0.5) {
+ // move the window out of the screen.
+ t.getMatrix().setTranslate(mWidth, 0);
+ } else {
+ t.getMatrix().setTranslate(0, 0);// show
+ t.setAlpha((x - 0.5f) * 2);
+ }
+ }
+
+ @Override
+ public void initialize(int width, int height, int parentWidth, int parentHeight) {
+ // width is the screen width {@see AppWindowToken#stepAnimatinoLocked}
+ mWidth = width;
+ }
+
+ @Override
+ public int getZAdjustment() {
+ return Animation.ZORDER_TOP;
+ }
+ }
}