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authorPatrick Dubroy <dubroy@google.com>2010-10-28 17:57:05 -0700
committerPatrick Dubroy <dubroy@google.com>2010-10-29 13:52:42 -0700
commitcd68ff5b88de9b5136ff5a9ef698e4db2fc5db66 (patch)
treee575e2c15e5a9b82b24c52fe8c1940a588a09554 /src/com
parenta997ac26664befbd0d5b172e36ef9e8b2c63b435 (diff)
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Move drop anim into the Workspace to prevent clipping issues
Diffstat (limited to 'src/com')
-rw-r--r--src/com/android/launcher2/CellLayout.java46
-rw-r--r--src/com/android/launcher2/Workspace.java204
2 files changed, 142 insertions, 108 deletions
diff --git a/src/com/android/launcher2/CellLayout.java b/src/com/android/launcher2/CellLayout.java
index b7491bae1..95c976ba8 100644
--- a/src/com/android/launcher2/CellLayout.java
+++ b/src/com/android/launcher2/CellLayout.java
@@ -125,7 +125,6 @@ public class CellLayout extends ViewGroup implements Dimmable {
private boolean mDragging = false;
- private ValueAnimator mDropAnim;
private TimeInterpolator mEaseOutInterpolator;
public CellLayout(Context context) {
@@ -255,9 +254,6 @@ public class CellLayout extends ViewGroup implements Dimmable {
mDragOutlineAnims[i] = anim;
}
- mDropAnim = ValueAnimator.ofFloat(1.0f, 0.0f);
- mDropAnim.setInterpolator(mEaseOutInterpolator);
-
mBackgroundRect = new Rect();
mHoverRect = new Rect();
setHoverScale(1.0f);
@@ -776,37 +772,6 @@ public class CellLayout extends ViewGroup implements Dimmable {
}
}
- /**
- * Animate a child of this CellLayout into its current layout position.
- * The position to animate from is given by the oldX and oldY values in its LayoutParams.
- */
- private void animateChildIntoPosition(final View child) {
- final Resources res = getResources();
- final ValueAnimator anim = mDropAnim;
- final CellLayout.LayoutParams lp = (CellLayout.LayoutParams) child.getLayoutParams();
- final float startX = lp.oldX - lp.x;
- final float startY = lp.oldY - lp.y;
-
- // Calculate the duration of the animation based on the object's distance
- final float dist = (float) Math.sqrt(startX*startX + startY*startY);
- final float maxDist = (float) res.getInteger(R.integer.config_dropAnimMaxDist);
- final int duration = (int) (res.getInteger(R.integer.config_dropAnimMaxDuration)
- * mEaseOutInterpolator.getInterpolation(dist / maxDist));
-
- anim.end(); // Make sure it's not already running
- anim.setDuration(duration);
- anim.setFloatValues(1.0f, 0.0f);
- anim.removeAllUpdateListeners();
- anim.addUpdateListener(new AnimatorUpdateListener() {
- public void onAnimationUpdate(ValueAnimator animation) {
- final float value = (Float) anim.getAnimatedValue();
- child.setTranslationX(startX * value);
- child.setTranslationY(startY * value);
- }
- });
- anim.start();
- }
-
@Override
protected void onLayout(boolean changed, int l, int t, int r, int b) {
int count = getChildCount();
@@ -830,7 +795,7 @@ public class CellLayout extends ViewGroup implements Dimmable {
cellXY[0] + childLeft + lp.width / 2,
cellXY[1] + childTop + lp.height / 2, 0, null);
- animateChildIntoPosition(child);
+ ((Workspace) mParent).animateViewIntoPosition(child);
}
}
}
@@ -1259,15 +1224,6 @@ public class CellLayout extends ViewGroup implements Dimmable {
}
}
- void onDropAborted(View child) {
- if (child != null) {
- LayoutParams lp = (LayoutParams) child.getLayoutParams();
- lp.isDragging = false;
- child.setVisibility(View.VISIBLE);
- animateChildIntoPosition(child);
- }
- }
-
/**
* Start dragging the specified child
*
diff --git a/src/com/android/launcher2/Workspace.java b/src/com/android/launcher2/Workspace.java
index 5a31e9bc2..dfc664d1e 100644
--- a/src/com/android/launcher2/Workspace.java
+++ b/src/com/android/launcher2/Workspace.java
@@ -25,6 +25,9 @@ import android.animation.AnimatorListenerAdapter;
import android.animation.AnimatorSet;
import android.animation.ObjectAnimator;
import android.animation.PropertyValuesHolder;
+import android.animation.TimeInterpolator;
+import android.animation.ValueAnimator;
+import android.animation.ValueAnimator.AnimatorUpdateListener;
import android.app.WallpaperManager;
import android.appwidget.AppWidgetManager;
import android.appwidget.AppWidgetProviderInfo;
@@ -53,6 +56,7 @@ import android.util.Log;
import android.view.DragEvent;
import android.view.MotionEvent;
import android.view.View;
+import android.view.animation.DecelerateInterpolator;
import android.widget.TextView;
import android.widget.Toast;
@@ -151,6 +155,11 @@ public class Workspace extends SmoothPagedView
private final Rect mTempRect = new Rect();
private final int[] mTempXY = new int[2];
+ private ValueAnimator mDropAnim = null;
+ private TimeInterpolator mQuintEaseOutInterpolator = new DecelerateInterpolator(2.5f);
+ private View mDropView = null;
+ private int[] mDropViewPos = new int[] { -1, -1 };
+
// Paint used to draw external drop outline
private final Paint mExternalDragOutlinePaint = new Paint();
@@ -204,6 +213,7 @@ public class Workspace extends SmoothPagedView
LauncherApplication app = (LauncherApplication)context.getApplicationContext();
mIconCache = app.getIconCache();
mExternalDragOutlinePaint.setAntiAlias(true);
+ setWillNotDraw(false);
mUnshrinkAnimationListener = new AnimatorListenerAdapter() {
public void onAnimationStart(Animator animation) {
@@ -579,6 +589,15 @@ public class Workspace extends SmoothPagedView
}
} else {
super.dispatchDraw(canvas);
+
+ if (mDropView != null) {
+ canvas.save(Canvas.MATRIX_SAVE_FLAG);
+ final int xPos = mDropViewPos[0] - mDropView.getScrollX();
+ final int yPos = mDropViewPos[1] - mDropView.getScrollY();
+ canvas.translate(xPos, yPos);
+ mDropView.draw(canvas);
+ canvas.restore();
+ }
}
}
@@ -1052,6 +1071,7 @@ public class Workspace extends SmoothPagedView
CellLayout current = getCurrentDropLayout();
current.onDragChild(child);
+ child.setVisibility(View.GONE);
child.clearFocus();
child.setPressed(false);
@@ -1100,28 +1120,106 @@ public class Workspace extends SmoothPagedView
viewX -= getResources().getInteger(R.integer.config_dragViewOffsetX);
viewY -= getResources().getInteger(R.integer.config_dragViewOffsetY);
- // Set its old pos (in the new parent's coordinates); the CellLayout will
- // animate it from this position during the next layout pass
+ // Set its old pos (in the new parent's coordinates); it will be animated
+ // in animateViewIntoPosition after the next layout pass
lp.oldX = viewX - (parent.getLeft() - mScrollX);
lp.oldY = viewY - (parent.getTop() - mScrollY);
}
+ public void animateViewIntoPosition(final View view) {
+ final CellLayout parent = (CellLayout) view.getParent();
+ final CellLayout.LayoutParams lp = (CellLayout.LayoutParams) view.getLayoutParams();
+
+ mDropView = view;
+
+ // Convert the animation params to be relative to the Workspace, not the CellLayout
+ final int fromX = lp.oldX + parent.getLeft();
+ final int fromY = lp.oldY + parent.getTop();
+
+ final int dx = lp.x - lp.oldX;
+ final int dy = lp.y - lp.oldY;
+
+ // Calculate the duration of the animation based on the object's distance
+ final float dist = (float) Math.sqrt(dx*dx + dy*dy);
+ final Resources res = getResources();
+ final float maxDist = (float) res.getInteger(R.integer.config_dropAnimMaxDist);
+ final int duration = (int) (res.getInteger(R.integer.config_dropAnimMaxDuration)
+ * mQuintEaseOutInterpolator.getInterpolation(dist / maxDist));
+
+ // Lazy initialize the animation
+ if (mDropAnim == null) {
+ mDropAnim = new ValueAnimator();
+ mDropAnim.setInterpolator(mQuintEaseOutInterpolator);
+
+ // Make the view invisible during the animation; we'll render it manually.
+ mDropAnim.addListener(new AnimatorListenerAdapter() {
+ public void onAnimationStart(Animator animation) {
+ mDropView.setVisibility(View.INVISIBLE);
+ }
+
+ public void onAnimationEnd(Animator animation) {
+ if (mDropView != null) {
+ mDropView.setVisibility(View.VISIBLE);
+ mDropView = null;
+ }
+ }
+ });
+ } else {
+ mDropAnim.end(); // Make sure it's not already running
+ }
+ mDropAnim.setDuration(duration);
+ mDropAnim.setFloatValues(0.0f, 1.0f);
+ mDropAnim.removeAllUpdateListeners();
+ mDropAnim.addUpdateListener(new AnimatorUpdateListener() {
+ public void onAnimationUpdate(ValueAnimator animation) {
+ final float percent = (Float) animation.getAnimatedValue();
+ // Invalidate the old position
+ invalidate(mDropViewPos[0], mDropViewPos[1],
+ mDropViewPos[0] + view.getWidth(), mDropViewPos[1] + view.getHeight());
+
+ mDropViewPos[0] = fromX + (int) (percent * dx + 0.5f);
+ mDropViewPos[1] = fromY + (int) (percent * dy + 0.5f);
+ invalidate(mDropViewPos[0], mDropViewPos[1],
+ mDropViewPos[0] + view.getWidth(), mDropViewPos[1] + view.getHeight());
+ }
+ });
+ mDropAnim.start();
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ public boolean acceptDrop(DragSource source, int x, int y,
+ int xOffset, int yOffset, DragView dragView, Object dragInfo) {
+
+ // If it's an external drop (e.g. from All Apps), check if it should be accepted
+ if (source != this) {
+ // Don't accept the drop if we're not over a screen at time of drop
+ if (mDragTargetLayout == null) {
+ return false;
+ }
+
+ final CellLayout.CellInfo dragCellInfo = mDragInfo;
+ final int spanX = dragCellInfo == null ? 1 : dragCellInfo.spanX;
+ final int spanY = dragCellInfo == null ? 1 : dragCellInfo.spanY;
+
+ final View ignoreView = dragCellInfo == null ? null : dragCellInfo.cell;
+
+ // Don't accept the drop if there's no room for the item
+ if (!mDragTargetLayout.findCellForSpanIgnoring(null, spanX, spanY, ignoreView)) {
+ mLauncher.showOutOfSpaceMessage();
+ return false;
+ }
+ }
+ return true;
+ }
+
public void onDrop(DragSource source, int x, int y, int xOffset, int yOffset,
DragView dragView, Object dragInfo) {
int originX = x - xOffset;
int originY = y - yOffset;
- if (mDragTargetLayout == null) {
- // Cancel the drag if we're not over a screen at time of drop
- if (mDragInfo != null) {
- // Set its position so the parent can animate it back
- final View parent = getChildAt(mDragInfo.screen);
- setPositionForDropAnimation(dragView, originX, originY, parent, mDragInfo.cell);
- }
- return;
- }
-
if (mIsSmall || mIsInUnshrinkAnimation) {
// get originX and originY in the local coordinate system of the screen
mTempOriginXY[0] = originX;
@@ -1134,37 +1232,41 @@ public class Workspace extends SmoothPagedView
if (source != this) {
onDropExternal(originX, originY, dragInfo, mDragTargetLayout);
} else if (mDragInfo != null) {
- // Move internally
final View cell = mDragInfo.cell;
- mTargetCell = findNearestVacantArea(originX, originY,
- mDragInfo.spanX, mDragInfo.spanY, cell, mDragTargetLayout,
- mTargetCell);
-
- int screen = indexOfChild(mDragTargetLayout);
- if (screen != mDragInfo.screen) {
- final CellLayout originalCellLayout = (CellLayout) getChildAt(mDragInfo.screen);
- originalCellLayout.removeView(cell);
- addInScreen(cell, screen, mTargetCell[0], mTargetCell[1],
- mDragInfo.spanX, mDragInfo.spanY);
+ if (mDragTargetLayout != null) {
+ // Move internally
+ mTargetCell = findNearestVacantArea(originX, originY,
+ mDragInfo.spanX, mDragInfo.spanY, cell, mDragTargetLayout,
+ mTargetCell);
+
+ int screen = indexOfChild(mDragTargetLayout);
+ if (screen != mDragInfo.screen) {
+ final CellLayout originalCellLayout = (CellLayout) getChildAt(mDragInfo.screen);
+ originalCellLayout.removeView(cell);
+ addInScreen(cell, screen, mTargetCell[0], mTargetCell[1],
+ mDragInfo.spanX, mDragInfo.spanY);
+ }
+
+ // update the item's position after drop
+ final ItemInfo info = (ItemInfo) cell.getTag();
+ CellLayout.LayoutParams lp = (CellLayout.LayoutParams) cell.getLayoutParams();
+ mDragTargetLayout.onMove(cell, mTargetCell[0], mTargetCell[1]);
+ lp.cellX = mTargetCell[0];
+ lp.cellY = mTargetCell[1];
+ cell.setId(LauncherModel.getCellLayoutChildId(-1, mDragInfo.screen,
+ mTargetCell[0], mTargetCell[1], mDragInfo.spanX, mDragInfo.spanY));
+
+ LauncherModel.moveItemInDatabase(mLauncher, info,
+ LauncherSettings.Favorites.CONTAINER_DESKTOP, screen,
+ lp.cellX, lp.cellY);
}
- mDragTargetLayout.onDropChild(cell);
-
- // update the item's position after drop
- final ItemInfo info = (ItemInfo) cell.getTag();
- CellLayout.LayoutParams lp = (CellLayout.LayoutParams) cell.getLayoutParams();
- mDragTargetLayout.onMove(cell, mTargetCell[0], mTargetCell[1]);
- lp.cellX = mTargetCell[0];
- lp.cellY = mTargetCell[1];
- cell.setId(LauncherModel.getCellLayoutChildId(-1, mDragInfo.screen,
- mTargetCell[0], mTargetCell[1], mDragInfo.spanX, mDragInfo.spanY));
-
- LauncherModel.moveItemInDatabase(mLauncher, info,
- LauncherSettings.Favorites.CONTAINER_DESKTOP, screen,
- lp.cellX, lp.cellY);
+
+ final CellLayout parent = (CellLayout) cell.getParent();
// Prepare it to be animated into its new position
// This must be called after the view has been re-parented
- setPositionForDropAnimation(dragView, originX, originY, mDragTargetLayout, cell);
+ setPositionForDropAnimation(dragView, originX, originY, parent, cell);
+ parent.onDropChild(cell);
}
}
@@ -1670,30 +1772,6 @@ public class Workspace extends SmoothPagedView
}
/**
- * {@inheritDoc}
- */
- public boolean acceptDrop(DragSource source, int x, int y,
- int xOffset, int yOffset, DragView dragView, Object dragInfo) {
- if (mDragTargetLayout == null) {
- // cancel the drag if we're not over a screen at time of drop
- return false;
- }
-
- final CellLayout.CellInfo dragCellInfo = mDragInfo;
- final int spanX = dragCellInfo == null ? 1 : dragCellInfo.spanX;
- final int spanY = dragCellInfo == null ? 1 : dragCellInfo.spanY;
-
- final View ignoreView = dragCellInfo == null ? null : dragCellInfo.cell;
-
- if (mDragTargetLayout.findCellForSpanIgnoring(null, spanX, spanY, ignoreView)) {
- return true;
- } else {
- mLauncher.showOutOfSpaceMessage();
- return false;
- }
- }
-
- /**
* Calculate the nearest cell where the given object would be dropped.
*/
private int[] findNearestVacantArea(int pixelX, int pixelY,
@@ -1733,7 +1811,7 @@ public class Workspace extends SmoothPagedView
// final Object tag = mDragInfo.cell.getTag();
}
} else if (mDragInfo != null) {
- ((CellLayout) getChildAt(mDragInfo.screen)).onDropAborted(mDragInfo.cell);
+ ((CellLayout) getChildAt(mDragInfo.screen)).onDropChild(mDragInfo.cell);
}
mDragOutline = null;