diff options
Diffstat (limited to 'src/com/android/launcher3/BubbleTextView.java')
| -rw-r--r-- | src/com/android/launcher3/BubbleTextView.java | 329 |
1 files changed, 177 insertions, 152 deletions
diff --git a/src/com/android/launcher3/BubbleTextView.java b/src/com/android/launcher3/BubbleTextView.java index ee42904dd..a368796bd 100644 --- a/src/com/android/launcher3/BubbleTextView.java +++ b/src/com/android/launcher3/BubbleTextView.java @@ -17,16 +17,20 @@ package com.android.launcher3; import android.content.Context; +import android.content.res.ColorStateList; import android.content.res.Resources; +import android.content.res.Resources.Theme; +import android.content.res.TypedArray; import android.graphics.Bitmap; import android.graphics.Canvas; -import android.graphics.Rect; import android.graphics.Region; -import android.graphics.Region.Op; import android.graphics.drawable.Drawable; import android.util.AttributeSet; +import android.util.SparseArray; import android.util.TypedValue; +import android.view.KeyEvent; import android.view.MotionEvent; +import android.view.ViewConfiguration; import android.widget.TextView; /** @@ -35,48 +39,57 @@ import android.widget.TextView; * too aggressive. */ public class BubbleTextView extends TextView { - static final float SHADOW_LARGE_RADIUS = 4.0f; - static final float SHADOW_SMALL_RADIUS = 1.75f; - static final float SHADOW_Y_OFFSET = 2.0f; - static final int SHADOW_LARGE_COLOUR = 0xDD000000; - static final int SHADOW_SMALL_COLOUR = 0xCC000000; - static final float PADDING_H = 8.0f; - static final float PADDING_V = 3.0f; - private int mPrevAlpha = -1; + private static SparseArray<Theme> sPreloaderThemes = new SparseArray<>(2); + + private static final float SHADOW_LARGE_RADIUS = 4.0f; + private static final float SHADOW_SMALL_RADIUS = 1.75f; + private static final float SHADOW_Y_OFFSET = 2.0f; + private static final int SHADOW_LARGE_COLOUR = 0xDD000000; + private static final int SHADOW_SMALL_COLOUR = 0xCC000000; + static final float PADDING_V = 3.0f; private HolographicOutlineHelper mOutlineHelper; - private final Canvas mTempCanvas = new Canvas(); - private final Rect mTempRect = new Rect(); - private boolean mDidInvalidateForPressedState; - private Bitmap mPressedOrFocusedBackground; - private int mFocusedOutlineColor; - private int mFocusedGlowColor; - private int mPressedOutlineColor; - private int mPressedGlowColor; + private Bitmap mPressedBackground; + + private float mSlop; private int mTextColor; - private boolean mShadowsEnabled = true; + private final boolean mCustomShadowsEnabled; private boolean mIsTextVisible; + // TODO: Remove custom background handling code, as no instance of BubbleTextView use any + // background. private boolean mBackgroundSizeChanged; - private Drawable mBackground; + private final Drawable mBackground; private boolean mStayPressed; + private boolean mIgnorePressedStateChange; private CheckLongPressHelper mLongPressHelper; public BubbleTextView(Context context) { - super(context); - init(); + this(context, null, 0); } public BubbleTextView(Context context, AttributeSet attrs) { - super(context, attrs); - init(); + this(context, attrs, 0); } public BubbleTextView(Context context, AttributeSet attrs, int defStyle) { super(context, attrs, defStyle); + + TypedArray a = context.obtainStyledAttributes(attrs, + R.styleable.BubbleTextView, defStyle, 0); + mCustomShadowsEnabled = a.getBoolean(R.styleable.BubbleTextView_customShadows, true); + a.recycle(); + + if (mCustomShadowsEnabled) { + // Draw the background itself as the parent is drawn twice. + mBackground = getBackground(); + setBackground(null); + } else { + mBackground = null; + } init(); } @@ -87,34 +100,62 @@ public class BubbleTextView extends TextView { LauncherAppState app = LauncherAppState.getInstance(); DeviceProfile grid = app.getDynamicGrid().getDeviceProfile(); setTextSize(TypedValue.COMPLEX_UNIT_PX, grid.iconTextSizePx); - setTextColor(getResources().getColor(R.color.workspace_icon_text_color)); } private void init() { mLongPressHelper = new CheckLongPressHelper(this); - mBackground = getBackground(); mOutlineHelper = HolographicOutlineHelper.obtain(getContext()); + if (mCustomShadowsEnabled) { + setShadowLayer(SHADOW_LARGE_RADIUS, 0.0f, SHADOW_Y_OFFSET, SHADOW_LARGE_COLOUR); + } + } - final Resources res = getContext().getResources(); - mFocusedOutlineColor = mFocusedGlowColor = mPressedOutlineColor = mPressedGlowColor = - res.getColor(R.color.outline_color); - - setShadowLayer(SHADOW_LARGE_RADIUS, 0.0f, SHADOW_Y_OFFSET, SHADOW_LARGE_COLOUR); + public void applyFromShortcutInfo(ShortcutInfo info, IconCache iconCache, + boolean setDefaultPadding) { + applyFromShortcutInfo(info, iconCache, setDefaultPadding, false); } - public void applyFromShortcutInfo(ShortcutInfo info, IconCache iconCache) { + public void applyFromShortcutInfo(ShortcutInfo info, IconCache iconCache, + boolean setDefaultPadding, boolean promiseStateChanged) { Bitmap b = info.getIcon(iconCache); LauncherAppState app = LauncherAppState.getInstance(); + + FastBitmapDrawable iconDrawable = Utilities.createIconDrawable(b); + iconDrawable.setGhostModeEnabled(info.isDisabled); + + setCompoundDrawables(null, iconDrawable, null, null); + if (setDefaultPadding) { + DeviceProfile grid = app.getDynamicGrid().getDeviceProfile(); + setCompoundDrawablePadding(grid.iconDrawablePaddingPx); + } + if (info.contentDescription != null) { + setContentDescription(info.contentDescription); + } + setText(info.title); + setTag(info); + + if (promiseStateChanged || info.isPromise()) { + applyState(promiseStateChanged); + } + } + + public void applyFromApplicationInfo(AppInfo info) { + LauncherAppState app = LauncherAppState.getInstance(); DeviceProfile grid = app.getDynamicGrid().getDeviceProfile(); - setCompoundDrawables(null, - Utilities.createIconDrawable(b), null, null); + Drawable topDrawable = Utilities.createIconDrawable(info.iconBitmap); + topDrawable.setBounds(0, 0, grid.allAppsIconSizePx, grid.allAppsIconSizePx); + setCompoundDrawables(null, topDrawable, null, null); setCompoundDrawablePadding(grid.iconDrawablePaddingPx); setText(info.title); + if (info.contentDescription != null) { + setContentDescription(info.contentDescription); + } setTag(info); } + @Override protected boolean setFrame(int left, int top, int right, int bottom) { if (getLeft() != left || getRight() != right || getTop() != top || getBottom() != bottom) { @@ -137,90 +178,19 @@ public class BubbleTextView extends TextView { } @Override - protected void drawableStateChanged() { - if (isPressed()) { - // In this case, we have already created the pressed outline on ACTION_DOWN, - // so we just need to do an invalidate to trigger draw - if (!mDidInvalidateForPressedState) { - setCellLayoutPressedOrFocusedIcon(); - } - } else { - // Otherwise, either clear the pressed/focused background, or create a background - // for the focused state - final boolean backgroundEmptyBefore = mPressedOrFocusedBackground == null; - if (!mStayPressed) { - mPressedOrFocusedBackground = null; - } - if (isFocused()) { - if (getLayout() == null) { - // In some cases, we get focus before we have been layed out. Set the - // background to null so that it will get created when the view is drawn. - mPressedOrFocusedBackground = null; - } else { - mPressedOrFocusedBackground = createGlowingOutline( - mTempCanvas, mFocusedGlowColor, mFocusedOutlineColor); - } - mStayPressed = false; - setCellLayoutPressedOrFocusedIcon(); - } - final boolean backgroundEmptyNow = mPressedOrFocusedBackground == null; - if (!backgroundEmptyBefore && backgroundEmptyNow) { - setCellLayoutPressedOrFocusedIcon(); - } - } + public void setPressed(boolean pressed) { + super.setPressed(pressed); - Drawable d = mBackground; - if (d != null && d.isStateful()) { - d.setState(getDrawableState()); + if (!mIgnorePressedStateChange) { + updateIconState(); } - super.drawableStateChanged(); } - /** - * Draw this BubbleTextView into the given Canvas. - * - * @param destCanvas the canvas to draw on - * @param padding the horizontal and vertical padding to use when drawing - */ - private void drawWithPadding(Canvas destCanvas, int padding) { - final Rect clipRect = mTempRect; - getDrawingRect(clipRect); - - // adjust the clip rect so that we don't include the text label - clipRect.bottom = - getExtendedPaddingTop() - (int) BubbleTextView.PADDING_V + getLayout().getLineTop(0); - - // Draw the View into the bitmap. - // The translate of scrollX and scrollY is necessary when drawing TextViews, because - // they set scrollX and scrollY to large values to achieve centered text - destCanvas.save(); - destCanvas.scale(getScaleX(), getScaleY(), - (getWidth() + padding) / 2, (getHeight() + padding) / 2); - destCanvas.translate(-getScrollX() + padding / 2, -getScrollY() + padding / 2); - destCanvas.clipRect(clipRect, Op.REPLACE); - draw(destCanvas); - destCanvas.restore(); - } - - public void setGlowColor(int color) { - mFocusedOutlineColor = mFocusedGlowColor = mPressedOutlineColor = mPressedGlowColor = color; - } - - /** - * Returns a new bitmap to be used as the object outline, e.g. to visualize the drop location. - * Responsibility for the bitmap is transferred to the caller. - */ - private Bitmap createGlowingOutline(Canvas canvas, int outlineColor, int glowColor) { - final int padding = mOutlineHelper.mMaxOuterBlurRadius; - final Bitmap b = Bitmap.createBitmap( - getWidth() + padding, getHeight() + padding, Bitmap.Config.ARGB_8888); - - canvas.setBitmap(b); - drawWithPadding(canvas, padding); - mOutlineHelper.applyExtraThickExpensiveOutlineWithBlur(b, canvas, glowColor, outlineColor); - canvas.setBitmap(null); - - return b; + private void updateIconState() { + Drawable top = getCompoundDrawables()[1]; + if (top instanceof FastBitmapDrawable) { + ((FastBitmapDrawable) top).setPressed(isPressed() || mStayPressed); + } } @Override @@ -231,20 +201,11 @@ public class BubbleTextView extends TextView { switch (event.getAction()) { case MotionEvent.ACTION_DOWN: - // So that the pressed outline is visible immediately when isPressed() is true, + // So that the pressed outline is visible immediately on setStayPressed(), // we pre-create it on ACTION_DOWN (it takes a small but perceptible amount of time // to create it) - if (mPressedOrFocusedBackground == null) { - mPressedOrFocusedBackground = createGlowingOutline( - mTempCanvas, mPressedGlowColor, mPressedOutlineColor); - } - // Invalidate so the pressed state is visible, or set a flag so we know that we - // have to call invalidate as soon as the state is "pressed" - if (isPressed()) { - mDidInvalidateForPressedState = true; - setCellLayoutPressedOrFocusedIcon(); - } else { - mDidInvalidateForPressedState = false; + if (mPressedBackground == null) { + mPressedBackground = mOutlineHelper.createMediumDropShadow(this); } mLongPressHelper.postCheckForLongPress(); @@ -254,11 +215,16 @@ public class BubbleTextView extends TextView { // If we've touched down and up on an item, and it's still not "pressed", then // destroy the pressed outline if (!isPressed()) { - mPressedOrFocusedBackground = null; + mPressedBackground = null; } mLongPressHelper.cancelLongPress(); break; + case MotionEvent.ACTION_MOVE: + if (!Utilities.pointInView(this, event.getX(), event.getY(), mSlop)) { + mLongPressHelper.cancelLongPress(); + } + break; } return result; } @@ -266,37 +232,52 @@ public class BubbleTextView extends TextView { void setStayPressed(boolean stayPressed) { mStayPressed = stayPressed; if (!stayPressed) { - mPressedOrFocusedBackground = null; + mPressedBackground = null; } - setCellLayoutPressedOrFocusedIcon(); - } - void setCellLayoutPressedOrFocusedIcon() { + // Only show the shadow effect when persistent pressed state is set. if (getParent() instanceof ShortcutAndWidgetContainer) { - ShortcutAndWidgetContainer parent = (ShortcutAndWidgetContainer) getParent(); - if (parent != null) { - CellLayout layout = (CellLayout) parent.getParent(); - layout.setPressedOrFocusedIcon((mPressedOrFocusedBackground != null) ? this : null); - } + CellLayout layout = (CellLayout) getParent().getParent(); + layout.setPressedIcon(this, mPressedBackground, mOutlineHelper.shadowBitmapPadding); } + + updateIconState(); } - void clearPressedOrFocusedBackground() { - mPressedOrFocusedBackground = null; - setCellLayoutPressedOrFocusedIcon(); + void clearPressedBackground() { + setPressed(false); + setStayPressed(false); } - Bitmap getPressedOrFocusedBackground() { - return mPressedOrFocusedBackground; + @Override + public boolean onKeyDown(int keyCode, KeyEvent event) { + if (super.onKeyDown(keyCode, event)) { + // Pre-create shadow so show immediately on click. + if (mPressedBackground == null) { + mPressedBackground = mOutlineHelper.createMediumDropShadow(this); + } + return true; + } + return false; } - int getPressedOrFocusedBackgroundPadding() { - return mOutlineHelper.mMaxOuterBlurRadius / 2; + @Override + public boolean onKeyUp(int keyCode, KeyEvent event) { + // Unlike touch events, keypress event propagate pressed state change immediately, + // without waiting for onClickHandler to execute. Disable pressed state changes here + // to avoid flickering. + mIgnorePressedStateChange = true; + boolean result = super.onKeyUp(keyCode, event); + + mPressedBackground = null; + mIgnorePressedStateChange = false; + updateIconState(); + return result; } @Override public void draw(Canvas canvas) { - if (!mShadowsEnabled) { + if (!mCustomShadowsEnabled) { super.draw(canvas); return; } @@ -342,7 +323,14 @@ public class BubbleTextView extends TextView { @Override protected void onAttachedToWindow() { super.onAttachedToWindow(); + if (mBackground != null) mBackground.setCallback(this); + Drawable top = getCompoundDrawables()[1]; + + if (top instanceof PreloadIconDrawable) { + ((PreloadIconDrawable) top).applyTheme(getPreloaderTheme()); + } + mSlop = ViewConfiguration.get(getContext()).getScaledTouchSlop(); } @Override @@ -357,10 +345,10 @@ public class BubbleTextView extends TextView { super.setTextColor(color); } - public void setShadowsEnabled(boolean enabled) { - mShadowsEnabled = enabled; - getPaint().clearShadowLayer(); - invalidate(); + @Override + public void setTextColor(ColorStateList colors) { + mTextColor = colors.getDefaultColor(); + super.setTextColor(colors); } public void setTextVisibility(boolean visible) { @@ -379,10 +367,6 @@ public class BubbleTextView extends TextView { @Override protected boolean onSetAlpha(int alpha) { - if (mPrevAlpha != alpha) { - mPrevAlpha = alpha; - super.onSetAlpha(alpha); - } return true; } @@ -392,4 +376,45 @@ public class BubbleTextView extends TextView { mLongPressHelper.cancelLongPress(); } + + public void applyState(boolean promiseStateChanged) { + if (getTag() instanceof ShortcutInfo) { + ShortcutInfo info = (ShortcutInfo) getTag(); + final boolean isPromise = info.isPromise(); + final int progressLevel = isPromise ? + ((info.hasStatusFlag(ShortcutInfo.FLAG_INSTALL_SESSION_ACTIVE) ? + info.getInstallProgress() : 0)) : 100; + + Drawable[] drawables = getCompoundDrawables(); + Drawable top = drawables[1]; + if (top != null) { + final PreloadIconDrawable preloadDrawable; + if (top instanceof PreloadIconDrawable) { + preloadDrawable = (PreloadIconDrawable) top; + } else { + preloadDrawable = new PreloadIconDrawable(top, getPreloaderTheme()); + setCompoundDrawables(drawables[0], preloadDrawable, drawables[2], drawables[3]); + } + + preloadDrawable.setLevel(progressLevel); + if (promiseStateChanged) { + preloadDrawable.maybePerformFinishedAnimation(); + } + } + } + } + + private Theme getPreloaderTheme() { + Object tag = getTag(); + int style = ((tag != null) && (tag instanceof ShortcutInfo) && + (((ShortcutInfo) tag).container >= 0)) ? R.style.PreloadIcon_Folder + : R.style.PreloadIcon; + Theme theme = sPreloaderThemes.get(style); + if (theme == null) { + theme = getResources().newTheme(); + theme.applyStyle(style, true); + sPreloaderThemes.put(style, theme); + } + return theme; + } } |