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Updating screenshot animation and behaviour. (Bug: 5333706)

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- Removing the second ticker text
- Adding a new animation to the status bar
- Adding a large icon to the notification

Change-Id: I8778178519fc72ffc299e8d624069b684475191d
This commit is contained in:
Winson Chung
2011-10-17 10:26:28 -07:00
parent f129988a1a
commit a63bb84bbe
4 changed files with 168 additions and 67 deletions
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6
packages/SystemUI/res/values/dimens.xml
View File

@@ -88,4 +88,10 @@
<!-- Initial acceleration of an collapse animation after fling -->
<dimen name="collapse_accel">2000dp</dimen>
<!-- The padding on the global screenshot background image -->
<dimen name="global_screenshot_bg_padding">0dp</dimen>
<!-- The top-left offset for the screenshot drop animation target bounds -->
<dimen name="global_screenshot_drop_offset_x">6dp</dimen>
<dimen name="global_screenshot_drop_offset_y">0dp</dimen>
</resources>

222
packages/SystemUI/src/com/android/systemui/screenshot/GlobalScreenshot.java
View File

@@ -19,7 +19,6 @@ package com.android.systemui.screenshot;
import android.animation.Animator;
import android.animation.AnimatorListenerAdapter;
import android.animation.AnimatorSet;
import android.animation.TimeInterpolator;
import android.animation.ValueAnimator;
import android.animation.ValueAnimator.AnimatorUpdateListener;
import android.app.Notification;
@@ -34,6 +33,8 @@ import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.graphics.Matrix;
import android.graphics.PixelFormat;
import android.graphics.PointF;
import android.graphics.RectF;
import android.net.Uri;
import android.os.AsyncTask;
import android.os.Environment;
@@ -48,9 +49,12 @@ import android.view.Surface;
import android.view.View;
import android.view.ViewGroup;
import android.view.WindowManager;
import android.view.animation.AccelerateInterpolator;
import android.view.animation.DecelerateInterpolator;
import android.widget.FrameLayout;
import android.widget.ImageView;
import com.android.server.wm.WindowManagerService;
import com.android.systemui.R;
import java.io.File;
@@ -65,6 +69,7 @@ class SaveImageInBackgroundData {
Context context;
Bitmap image;
Runnable finisher;
int iconSize;
int result;
}
@@ -88,7 +93,15 @@ class SaveImageInBackgroundTask extends AsyncTask<SaveImageInBackgroundData, Voi
private String mImageDate;
private long mImageTime;
SaveImageInBackgroundTask(Context context, NotificationManager nManager, int nId) {
// WORKAROUND: We want the same notification across screenshots that we update so that we don't
// spam a user's notification drawer. However, we only show the ticker for the saving state
// and if the ticker text is the same as the previous notification, then it will not show. So
// for now, we just add and remove a space from the ticker text to trigger the animation when
// necessary.
private static boolean mTickerAddSpace;
SaveImageInBackgroundTask(Context context, SaveImageInBackgroundData data,
NotificationManager nManager, int nId) {
Resources r = context.getResources();
// Prepare all the output metadata
@@ -100,13 +113,30 @@ class SaveImageInBackgroundTask extends AsyncTask<SaveImageInBackgroundData, Voi
mImageFilePath = String.format(SCREENSHOT_FILE_PATH_TEMPLATE, mImageDir,
SCREENSHOTS_DIR_NAME, mImageFileName);
// Create the large notification icon
int imageWidth = data.image.getWidth();
int imageHeight = data.image.getHeight();
int iconWidth = data.iconSize;
int iconHeight = data.iconSize;
if (imageWidth > imageHeight) {
iconWidth = (int) (((float) iconHeight / imageHeight) * imageWidth);
} else {
iconHeight = (int) (((float) iconWidth / imageWidth) * imageHeight);
}
Bitmap rawIcon = Bitmap.createScaledBitmap(data.image, iconWidth, iconHeight, true);
Bitmap croppedIcon = Bitmap.createBitmap(rawIcon, (iconWidth - data.iconSize) / 2,
(iconHeight - data.iconSize) / 2, data.iconSize, data.iconSize);
// Show the intermediate notification
mLaunchIntent = new Intent(Intent.ACTION_VIEW);
mLaunchIntent.setDataAndType(Uri.fromFile(new File(mImageFilePath)), "image/png");
mLaunchIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
mTickerAddSpace = !mTickerAddSpace;
mNotificationId = nId;
mNotificationBuilder = new Notification.Builder(context)
.setTicker(r.getString(R.string.screenshot_saving_ticker))
.setLargeIcon(croppedIcon)
.setTicker(r.getString(R.string.screenshot_saving_ticker)
+ (mTickerAddSpace ? " " : ""))
.setContentTitle(r.getString(R.string.screenshot_saving_title))
.setContentText(r.getString(R.string.screenshot_saving_text))
.setSmallIcon(android.R.drawable.ic_menu_gallery)
@@ -168,7 +198,6 @@ class SaveImageInBackgroundTask extends AsyncTask<SaveImageInBackgroundData, Voi
Resources r = params.context.getResources();
mNotificationBuilder
.setTicker(r.getString(R.string.screenshot_saved_title))
.setContentTitle(r.getString(R.string.screenshot_saved_title))
.setContentText(r.getString(R.string.screenshot_saved_text))
.setContentIntent(PendingIntent.getActivity(params.context, 0, mLaunchIntent, 0))
@@ -192,13 +221,15 @@ class SaveImageInBackgroundTask extends AsyncTask<SaveImageInBackgroundData, Voi
class GlobalScreenshot {
private static final String TAG = "GlobalScreenshot";
private static final int SCREENSHOT_NOTIFICATION_ID = 789;
private static final int SCREENSHOT_FADE_IN_DURATION = 500;
private static final int SCREENSHOT_FADE_OUT_DELAY = 1000;
private static final int SCREENSHOT_FADE_OUT_DURATION = 300;
private static final int SCREENSHOT_FADE_IN_DURATION = 250;
private static final int SCREENSHOT_FADE_OUT_DELAY = 750;
private static final int SCREENSHOT_FADE_OUT_DURATION = 500;
private static final int SCREENSHOT_FAST_FADE_OUT_DURATION = 350;
private static final float BACKGROUND_ALPHA = 0.65f;
private static final float SCREENSHOT_SCALE_FUDGE = 0.075f; // To account for the border padding
private static final float SCREENSHOT_SCALE = 0.8f;
private static final float SCREENSHOT_MIN_SCALE = 0.775f;
private static final float SCREENSHOT_SCALE = 0.55f;
private static final float SCREENSHOT_FADE_IN_MIN_SCALE = SCREENSHOT_SCALE * 0.975f;
private static final float SCREENSHOT_FADE_OUT_MIN_SCALE = SCREENSHOT_SCALE * 0.925f;
private Context mContext;
private LayoutInflater mLayoutInflater;
@@ -218,39 +249,24 @@ class GlobalScreenshot {
private AnimatorSet mScreenshotAnimation;
// Fade interpolators
final TimeInterpolator mFadeInInterpolator = new TimeInterpolator() {
public float getInterpolation(float t) {
return (float) Math.pow(t, 1.5f);
}
};
final TimeInterpolator mFadeOutInterpolator = new TimeInterpolator() {
public float getInterpolation(float t) {
return (float) t;
}
};
// The interpolator used to control the background alpha at the start of the animation
final TimeInterpolator mBackgroundViewAlphaInterpolator = new TimeInterpolator() {
public float getInterpolation(float t) {
float tStep = 0.35f;
if (t < tStep) {
return t * (1f / tStep);
} else {
return 1f;
}
}
};
private int mStatusBarIconSize;
private int mNotificationIconSize;
private float mDropOffsetX;
private float mDropOffsetY;
private float mBgPadding;
private float mBgPaddingScale;
/**
* @param context everything needs a context :(
*/
public GlobalScreenshot(Context context) {
Resources r = context.getResources();
mContext = context;
mLayoutInflater = (LayoutInflater)
context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
// Inflate the screenshot layout
mDisplayMetrics = new DisplayMetrics();
mDisplayMatrix = new Matrix();
mScreenshotLayout = mLayoutInflater.inflate(R.layout.global_screenshot, null);
mBackgroundView = (ImageView) mScreenshotLayout.findViewById(R.id.global_screenshot_background);
@@ -281,6 +297,20 @@ class GlobalScreenshot {
mNotificationManager =
(NotificationManager) context.getSystemService(Context.NOTIFICATION_SERVICE);
mDisplay = mWindowManager.getDefaultDisplay();
mDisplayMetrics = new DisplayMetrics();
mDisplay.getRealMetrics(mDisplayMetrics);
// Get the various target sizes
mStatusBarIconSize =
r.getDimensionPixelSize(com.android.internal.R.dimen.status_bar_icon_size);
mNotificationIconSize =
r.getDimensionPixelSize(android.R.dimen.notification_large_icon_height);
mDropOffsetX = r.getDimensionPixelSize(R.dimen.global_screenshot_drop_offset_x);
mDropOffsetY = r.getDimensionPixelSize(R.dimen.global_screenshot_drop_offset_y);
// Scale has to account for both sides of the bg
mBgPadding = (float) r.getDimensionPixelSize(R.dimen.global_screenshot_bg_padding);
mBgPaddingScale = (2f * mBgPadding) / mDisplayMetrics.widthPixels;
}
/**
@@ -290,9 +320,10 @@ class GlobalScreenshot {
SaveImageInBackgroundData data = new SaveImageInBackgroundData();
data.context = mContext;
data.image = mScreenBitmap;
data.iconSize = mNotificationIconSize;
data.finisher = finisher;
new SaveImageInBackgroundTask(mContext, mNotificationManager, SCREENSHOT_NOTIFICATION_ID)
.execute(data);
new SaveImageInBackgroundTask(mContext, data, mNotificationManager,
SCREENSHOT_NOTIFICATION_ID).execute(data);
}
/**
@@ -301,11 +332,11 @@ class GlobalScreenshot {
private float getDegreesForRotation(int value) {
switch (value) {
case Surface.ROTATION_90:
return 90f;
return 360f - 90f;
case Surface.ROTATION_180:
return 180f;
return 360f - 180f;
case Surface.ROTATION_270:
return 270f;
return 360f - 270f;
}
return 0f;
}
@@ -313,7 +344,7 @@ class GlobalScreenshot {
/**
* Takes a screenshot of the current display and shows an animation.
*/
void takeScreenshot(Runnable finisher) {
void takeScreenshot(Runnable finisher, boolean statusBarVisible, boolean navBarVisible) {
// We need to orient the screenshot correctly (and the Surface api seems to take screenshots
// only in the natural orientation of the device :!)
mDisplay.getRealMetrics(mDisplayMetrics);
@@ -335,7 +366,7 @@ class GlobalScreenshot {
mDisplayMetrics.heightPixels, Bitmap.Config.ARGB_8888);
Canvas c = new Canvas(ss);
c.translate(ss.getWidth() / 2, ss.getHeight() / 2);
c.rotate(360f - degrees);
c.rotate(degrees);
c.translate(-dims[0] / 2, -dims[1] / 2);
c.drawBitmap(mScreenBitmap, 0, 0, null);
c.setBitmap(null);
@@ -349,15 +380,21 @@ class GlobalScreenshot {
return;
}
// Optimizations
mScreenBitmap.setHasAlpha(false);
mScreenBitmap.prepareToDraw();
// Start the post-screenshot animation
startAnimation(finisher);
startAnimation(finisher, mDisplayMetrics.widthPixels, mDisplayMetrics.heightPixels,
statusBarVisible, navBarVisible);
}
/**
* Starts the animation after taking the screenshot
*/
private void startAnimation(final Runnable finisher) {
private void startAnimation(final Runnable finisher, int w, int h, boolean statusBarVisible,
boolean navBarVisible) {
// Add the view for the animation
mScreenshotView.setImageBitmap(mScreenBitmap);
mScreenshotLayout.requestFocus();
@@ -369,7 +406,8 @@ class GlobalScreenshot {
mWindowManager.addView(mScreenshotLayout, mWindowLayoutParams);
ValueAnimator screenshotFadeInAnim = createScreenshotFadeInAnimation();
ValueAnimator screenshotFadeOutAnim = createScreenshotFadeOutAnimation();
ValueAnimator screenshotFadeOutAnim = createScreenshotFadeOutAnimation(w, h,
statusBarVisible, navBarVisible);
mScreenshotAnimation = new AnimatorSet();
mScreenshotAnimation.play(screenshotFadeInAnim).before(screenshotFadeOutAnim);
mScreenshotAnimation.addListener(new AnimatorListenerAdapter() {
@@ -380,17 +418,29 @@ class GlobalScreenshot {
mWindowManager.removeView(mScreenshotLayout);
}
});
mScreenshotAnimation.start();
mScreenshotLayout.post(new Runnable() {
@Override
public void run() {
mScreenshotContainerView.setLayerType(View.LAYER_TYPE_HARDWARE, null);
mScreenshotContainerView.buildLayer();
mScreenshotAnimation.start();
}
});
}
private ValueAnimator createScreenshotFadeInAnimation() {
ValueAnimator anim = ValueAnimator.ofFloat(0f, 1f);
anim.setInterpolator(mFadeInInterpolator);
anim.setInterpolator(new AccelerateInterpolator(1.5f));
anim.setDuration(SCREENSHOT_FADE_IN_DURATION);
anim.addListener(new AnimatorListenerAdapter() {
@Override
public void onAnimationStart(Animator animation) {
mBackgroundView.setAlpha(0f);
mBackgroundView.setVisibility(View.VISIBLE);
mScreenshotContainerView.setTranslationX(0f);
mScreenshotContainerView.setTranslationY(0f);
mScreenshotContainerView.setScaleX(SCREENSHOT_FADE_IN_MIN_SCALE);
mScreenshotContainerView.setScaleY(SCREENSHOT_FADE_IN_MIN_SCALE);
mScreenshotContainerView.setAlpha(0f);
mScreenshotContainerView.setVisibility(View.VISIBLE);
}
});
@@ -398,43 +448,83 @@ class GlobalScreenshot {
@Override
public void onAnimationUpdate(ValueAnimator animation) {
float t = ((Float) animation.getAnimatedValue()).floatValue();
mBackgroundView.setAlpha(mBackgroundViewAlphaInterpolator.getInterpolation(t) *
BACKGROUND_ALPHA);
float scaleT = SCREENSHOT_SCALE
+ (1f - t) * (1f - SCREENSHOT_SCALE)
+ SCREENSHOT_SCALE_FUDGE;
mScreenshotContainerView.setAlpha(t*t*t*t);
float scaleT = (SCREENSHOT_FADE_IN_MIN_SCALE)
+ (float) t * (SCREENSHOT_SCALE - SCREENSHOT_FADE_IN_MIN_SCALE);
mBackgroundView.setAlpha(t * BACKGROUND_ALPHA);
mScreenshotContainerView.setScaleX(scaleT);
mScreenshotContainerView.setScaleY(scaleT);
mScreenshotContainerView.setAlpha(t);
}
});
return anim;
}
private ValueAnimator createScreenshotFadeOutAnimation() {
ValueAnimator anim = ValueAnimator.ofFloat(1f, 0f);
anim.setInterpolator(mFadeOutInterpolator);
private ValueAnimator createScreenshotFadeOutAnimation(int w, int h, boolean statusBarVisible,
boolean navBarVisible) {
ValueAnimator anim = ValueAnimator.ofFloat(0f, 1f);
anim.setInterpolator(new DecelerateInterpolator(0.5f));
anim.setStartDelay(SCREENSHOT_FADE_OUT_DELAY);
anim.setDuration(SCREENSHOT_FADE_OUT_DURATION);
anim.addListener(new AnimatorListenerAdapter() {
@Override
public void onAnimationEnd(Animator animation) {
mBackgroundView.setVisibility(View.GONE);
mScreenshotContainerView.setVisibility(View.GONE);
mScreenshotContainerView.setLayerType(View.LAYER_TYPE_NONE, null);
}
});
anim.addUpdateListener(new AnimatorUpdateListener() {
@Override
public void onAnimationUpdate(ValueAnimator animation) {
float t = ((Float) animation.getAnimatedValue()).floatValue();
float scaleT = SCREENSHOT_MIN_SCALE
+ t * (SCREENSHOT_SCALE - SCREENSHOT_MIN_SCALE)
+ SCREENSHOT_SCALE_FUDGE;
mScreenshotContainerView.setAlpha(t);
mScreenshotContainerView.setScaleX(scaleT);
mScreenshotContainerView.setScaleY(scaleT);
mBackgroundView.setAlpha(t * t * BACKGROUND_ALPHA);
if (!statusBarVisible || !navBarVisible) {
// There is no status bar/nav bar, so just fade the screenshot away in place
anim.setDuration(SCREENSHOT_FAST_FADE_OUT_DURATION);
anim.addUpdateListener(new AnimatorUpdateListener() {
@Override
public void onAnimationUpdate(ValueAnimator animation) {
float t = ((Float) animation.getAnimatedValue()).floatValue();
float scaleT = (SCREENSHOT_FADE_OUT_MIN_SCALE)
+ (float) (1f - t) * (SCREENSHOT_SCALE - SCREENSHOT_FADE_OUT_MIN_SCALE);
mBackgroundView.setAlpha((1f - t) * BACKGROUND_ALPHA);
mScreenshotContainerView.setAlpha((1f - t) * BACKGROUND_ALPHA);
mScreenshotContainerView.setScaleX(scaleT);
mScreenshotContainerView.setScaleY(scaleT);
}
});
} else {
// Determine the bounds of how to scale
float halfScreenWidth = (w - 2f * mBgPadding) / 2f;
float halfScreenHeight = (h - 2f * mBgPadding) / 2f;
final RectF finalBounds = new RectF(mDropOffsetX, mDropOffsetY,
mDropOffsetX + mStatusBarIconSize,
mDropOffsetY + mStatusBarIconSize);
final PointF currentPos = new PointF(0f, 0f);
final PointF finalPos = new PointF(-halfScreenWidth + finalBounds.centerX(),
-halfScreenHeight + finalBounds.centerY());
final DecelerateInterpolator d = new DecelerateInterpolator(2f);
// Note: since the scale origin is in the center of the view, divide difference by 2
float tmpMinScale = 0f;
if (w > h) {
tmpMinScale = finalBounds.width() / (2f * w);
} else {
tmpMinScale = finalBounds.height() / (2f * h);
}
});
final float minScale = tmpMinScale;
// Animate the screenshot to the status bar
anim.setDuration(SCREENSHOT_FADE_OUT_DURATION);
anim.addUpdateListener(new AnimatorUpdateListener() {
@Override
public void onAnimationUpdate(ValueAnimator animation) {
float t = ((Float) animation.getAnimatedValue()).floatValue();
float scaleT = minScale
+ (float) (1f - t) * (SCREENSHOT_SCALE - minScale - mBgPaddingScale)
+ mBgPaddingScale;
mScreenshotContainerView.setAlpha(d.getInterpolation(1f - t));
mScreenshotContainerView.setTranslationX(d.getInterpolation(t) * finalPos.x);
mScreenshotContainerView.setTranslationY(d.getInterpolation(t) * finalPos.y);
mScreenshotContainerView.setScaleX(scaleT);
mScreenshotContainerView.setScaleY(scaleT);
mBackgroundView.setAlpha((1f - t) * BACKGROUND_ALPHA);
}
});
}
return anim;
}

2
packages/SystemUI/src/com/android/systemui/screenshot/TakeScreenshotService.java
View File

@@ -46,7 +46,7 @@ public class TakeScreenshotService extends Service {
} catch (RemoteException e) {
}
}
});
}, msg.arg1 > 0, msg.arg2 > 0);
}
}
};