Merge "sysui: refactor scrim controller" into nyc-dev (92f3efa4) · Commits · e / os / android_frameworks_base

packages/SystemUI/src/com/android/systemui/statusbar/phone/ScrimController.java

+21 −5

Original line number	Diff line number	Diff line
		@@ -45,7 +45,6 @@ public class ScrimController implements ViewTreeObserver.OnPreDrawListener,
		public static final long ANIMATION_DURATION = 220;
		public static final Interpolator KEYGUARD_FADE_OUT_INTERPOLATOR
		= new PathInterpolator(0f, 0, 0.7f, 1f);

		private static final float SCRIM_BEHIND_ALPHA = 0.62f;
		private static final float SCRIM_BEHIND_ALPHA_KEYGUARD = 0.45f;
		private static final float SCRIM_BEHIND_ALPHA_UNLOCKING = 0.2f;
		@@ -60,6 +59,10 @@ public class ScrimController implements ViewTreeObserver.OnPreDrawListener,
		private final UnlockMethodCache mUnlockMethodCache;
		private final View mHeadsUpScrim;

		private float mScrimBehindAlpha = SCRIM_BEHIND_ALPHA;
		private float mScrimBehindAlphaKeyguard = SCRIM_BEHIND_ALPHA_KEYGUARD;
		private float mScrimBehindAlphaUnlocking = SCRIM_BEHIND_ALPHA_UNLOCKING;

		protected boolean mKeyguardShowing;
		private float mFraction;

		@@ -101,6 +104,19 @@ public class ScrimController implements ViewTreeObserver.OnPreDrawListener,
		scheduleUpdate();
		}

		public void setShowScrimBehind(boolean show) {
		if (show) {
		mScrimBehindAlpha = SCRIM_BEHIND_ALPHA;
		mScrimBehindAlphaKeyguard = SCRIM_BEHIND_ALPHA_KEYGUARD;
		mScrimBehindAlphaUnlocking = SCRIM_BEHIND_ALPHA_UNLOCKING;
		} else {
		mScrimBehindAlpha = 0;
		mScrimBehindAlphaKeyguard = 0;
		mScrimBehindAlphaUnlocking = 0;
		}
		scheduleUpdate();
		}

		public void onTrackingStarted() {
		mExpanding = true;
		mDarkenWhileDragging = !mUnlockMethodCache.canSkipBouncer();
		@@ -229,7 +245,7 @@ public class ScrimController implements ViewTreeObserver.OnPreDrawListener,
		fraction = (float) Math.pow(fraction, 0.8f);
		behindFraction = (float) Math.pow(behindFraction, 0.8f);
		setScrimInFrontColor(fraction * SCRIM_IN_FRONT_ALPHA);
		setScrimBehindColor(behindFraction * SCRIM_BEHIND_ALPHA_KEYGUARD);
		setScrimBehindColor(behindFraction * mScrimBehindAlphaKeyguard);
		} else if (mBouncerShowing) {
		setScrimInFrontColor(SCRIM_IN_FRONT_ALPHA);
		setScrimBehindColor(0f);
		@@ -237,8 +253,8 @@ public class ScrimController implements ViewTreeObserver.OnPreDrawListener,
		float fraction = Math.max(0, Math.min(mFraction, 1));
		setScrimInFrontColor(0f);
		setScrimBehindColor(fraction
		* (SCRIM_BEHIND_ALPHA_KEYGUARD - SCRIM_BEHIND_ALPHA_UNLOCKING)
		+ SCRIM_BEHIND_ALPHA_UNLOCKING);
		* (mScrimBehindAlphaKeyguard - mScrimBehindAlphaUnlocking)
		+ mScrimBehindAlphaUnlocking);
		}
		}

		@@ -251,7 +267,7 @@ public class ScrimController implements ViewTreeObserver.OnPreDrawListener,
		} else {
		// woo, special effects
		final float k = (float)(1f-0.5f(1f-Math.cos(3.14159f Math.pow(1f-frac, 2f))));
		setScrimBehindColor(k * SCRIM_BEHIND_ALPHA);
		setScrimBehindColor(k * mScrimBehindAlpha);
		}
		}