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Pull animation attributes out of main view class.

Browse Source 
These are now in a separate class that is only allocated when
needed by the view.

Change-Id: I9601bb43b3b4bfdabd982b02f7cd7534437b8ac3
This commit is contained in:
Dianne Hackborn
2011-09-09 14:43:39 -07:00
parent 4ee3666901
commit ddb715b238
3 changed files with 533 additions and 260 deletions
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564
core/java/android/view/View.java
View File

@@ -27,6 +27,7 @@ import android.graphics.Canvas;
import android.graphics.Interpolator;
import android.graphics.LinearGradient;
import android.graphics.Matrix;
import android.graphics.Matrix.ScaleToFit;
import android.graphics.Paint;
import android.graphics.PixelFormat;
import android.graphics.Point;
@@ -2001,64 +2002,133 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
@ViewDebug.ExportedProperty
int mViewFlags;
/**
* The transform matrix for the View. This transform is calculated internally
* based on the rotation, scaleX, and scaleY properties. The identity matrix
* is used by default. Do *not* use this variable directly; instead call
* getMatrix(), which will automatically recalculate the matrix if necessary
* to get the correct matrix based on the latest rotation and scale properties.
*/
private final Matrix mMatrix = new Matrix();
static class TransformationInfo {
/**
* The transform matrix for the View. This transform is calculated internally
* based on the rotation, scaleX, and scaleY properties. The identity matrix
* is used by default. Do *not* use this variable directly; instead call
* getMatrix(), which will automatically recalculate the matrix if necessary
* to get the correct matrix based on the latest rotation and scale properties.
*/
private final Matrix mMatrix = new Matrix();
/**
* The transform matrix for the View. This transform is calculated internally
* based on the rotation, scaleX, and scaleY properties. The identity matrix
* is used by default. Do *not* use this variable directly; instead call
* getInverseMatrix(), which will automatically recalculate the matrix if necessary
* to get the correct matrix based on the latest rotation and scale properties.
*/
private Matrix mInverseMatrix;
/**
* The transform matrix for the View. This transform is calculated internally
* based on the rotation, scaleX, and scaleY properties. The identity matrix
* is used by default. Do *not* use this variable directly; instead call
* getInverseMatrix(), which will automatically recalculate the matrix if necessary
* to get the correct matrix based on the latest rotation and scale properties.
*/
private Matrix mInverseMatrix;
/**
* An internal variable that tracks whether we need to recalculate the
* transform matrix, based on whether the rotation or scaleX/Y properties
* have changed since the matrix was last calculated.
*/
boolean mMatrixDirty = false;
/**
* An internal variable that tracks whether we need to recalculate the
* transform matrix, based on whether the rotation or scaleX/Y properties
* have changed since the matrix was last calculated.
*/
boolean mMatrixDirty = false;
/**
* An internal variable that tracks whether we need to recalculate the
* transform matrix, based on whether the rotation or scaleX/Y properties
* have changed since the matrix was last calculated.
*/
private boolean mInverseMatrixDirty = true;
/**
* An internal variable that tracks whether we need to recalculate the
* transform matrix, based on whether the rotation or scaleX/Y properties
* have changed since the matrix was last calculated.
*/
private boolean mInverseMatrixDirty = true;
/**
* A variable that tracks whether we need to recalculate the
* transform matrix, based on whether the rotation or scaleX/Y properties
* have changed since the matrix was last calculated. This variable
* is only valid after a call to updateMatrix() or to a function that
* calls it such as getMatrix(), hasIdentityMatrix() and getInverseMatrix().
*/
private boolean mMatrixIsIdentity = true;
/**
* A variable that tracks whether we need to recalculate the
* transform matrix, based on whether the rotation or scaleX/Y properties
* have changed since the matrix was last calculated. This variable
* is only valid after a call to updateMatrix() or to a function that
* calls it such as getMatrix(), hasIdentityMatrix() and getInverseMatrix().
*/
private boolean mMatrixIsIdentity = true;
/**
* The Camera object is used to compute a 3D matrix when rotationX or rotationY are set.
*/
private Camera mCamera = null;
/**
* The Camera object is used to compute a 3D matrix when rotationX or rotationY are set.
*/
private Camera mCamera = null;
/**
* This matrix is used when computing the matrix for 3D rotations.
*/
private Matrix matrix3D = null;
/**
* This matrix is used when computing the matrix for 3D rotations.
*/
private Matrix matrix3D = null;
/**
* These prev values are used to recalculate a centered pivot point when necessary. The
* pivot point is only used in matrix operations (when rotation, scale, or translation are
* set), so thes values are only used then as well.
*/
private int mPrevWidth = -1;
private int mPrevHeight = -1;
/**
* These prev values are used to recalculate a centered pivot point when necessary. The
* pivot point is only used in matrix operations (when rotation, scale, or translation are
* set), so thes values are only used then as well.
*/
private int mPrevWidth = -1;
private int mPrevHeight = -1;
/**
* The degrees rotation around the vertical axis through the pivot point.
*/
@ViewDebug.ExportedProperty
float mRotationY = 0f;
/**
* The degrees rotation around the horizontal axis through the pivot point.
*/
@ViewDebug.ExportedProperty
float mRotationX = 0f;
/**
* The degrees rotation around the pivot point.
*/
@ViewDebug.ExportedProperty
float mRotation = 0f;
/**
* The amount of translation of the object away from its left property (post-layout).
*/
@ViewDebug.ExportedProperty
float mTranslationX = 0f;
/**
* The amount of translation of the object away from its top property (post-layout).
*/
@ViewDebug.ExportedProperty
float mTranslationY = 0f;
/**
* The amount of scale in the x direction around the pivot point. A
* value of 1 means no scaling is applied.
*/
@ViewDebug.ExportedProperty
float mScaleX = 1f;
/**
* The amount of scale in the y direction around the pivot point. A
* value of 1 means no scaling is applied.
*/
@ViewDebug.ExportedProperty
float mScaleY = 1f;
/**
* The amount of scale in the x direction around the pivot point. A
* value of 1 means no scaling is applied.
*/
@ViewDebug.ExportedProperty
float mPivotX = 0f;
/**
* The amount of scale in the y direction around the pivot point. A
* value of 1 means no scaling is applied.
*/
@ViewDebug.ExportedProperty
float mPivotY = 0f;
/**
* The opacity of the View. This is a value from 0 to 1, where 0 means
* completely transparent and 1 means completely opaque.
*/
@ViewDebug.ExportedProperty
float mAlpha = 1f;
}
TransformationInfo mTransformationInfo;
private boolean mLastIsOpaque;
@@ -2068,71 +2138,6 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
*/
private static final float NONZERO_EPSILON = .001f;
/**
* The degrees rotation around the vertical axis through the pivot point.
*/
@ViewDebug.ExportedProperty
float mRotationY = 0f;
/**
* The degrees rotation around the horizontal axis through the pivot point.
*/
@ViewDebug.ExportedProperty
float mRotationX = 0f;
/**
* The degrees rotation around the pivot point.
*/
@ViewDebug.ExportedProperty
float mRotation = 0f;
/**
* The amount of translation of the object away from its left property (post-layout).
*/
@ViewDebug.ExportedProperty
float mTranslationX = 0f;
/**
* The amount of translation of the object away from its top property (post-layout).
*/
@ViewDebug.ExportedProperty
float mTranslationY = 0f;
/**
* The amount of scale in the x direction around the pivot point. A
* value of 1 means no scaling is applied.
*/
@ViewDebug.ExportedProperty
float mScaleX = 1f;
/**
* The amount of scale in the y direction around the pivot point. A
* value of 1 means no scaling is applied.
*/
@ViewDebug.ExportedProperty
float mScaleY = 1f;
/**
* The amount of scale in the x direction around the pivot point. A
* value of 1 means no scaling is applied.
*/
@ViewDebug.ExportedProperty
float mPivotX = 0f;
/**
* The amount of scale in the y direction around the pivot point. A
* value of 1 means no scaling is applied.
*/
@ViewDebug.ExportedProperty
float mPivotY = 0f;
/**
* The opacity of the View. This is a value from 0 to 1, where 0 means
* completely transparent and 1 means completely opaque.
*/
@ViewDebug.ExportedProperty
float mAlpha = 1f;
/**
* The distance in pixels from the left edge of this view's parent
* to the left edge of this view.
@@ -6776,8 +6781,11 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
* @return The current transform matrix for the view
*/
public Matrix getMatrix() {
updateMatrix();
return mMatrix;
if (mTransformationInfo != null) {
updateMatrix();
return mTransformationInfo.mMatrix;
}
return Matrix.IDENTITY_MATRIX;
}
/**
@@ -6797,49 +6805,63 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
* @return True if the transform matrix is the identity matrix, false otherwise.
*/
final boolean hasIdentityMatrix() {
updateMatrix();
return mMatrixIsIdentity;
if (mTransformationInfo != null) {
updateMatrix();
return mTransformationInfo.mMatrixIsIdentity;
}
return true;
}
void ensureTransformationInfo() {
if (mTransformationInfo == null) {
mTransformationInfo = new TransformationInfo();
}
}
/**
* Recomputes the transform matrix if necessary.
*/
private void updateMatrix() {
if (mMatrixDirty) {
final TransformationInfo info = mTransformationInfo;
if (info == null) {
return;
}
if (info.mMatrixDirty) {
// transform-related properties have changed since the last time someone
// asked for the matrix; recalculate it with the current values
// Figure out if we need to update the pivot point
if ((mPrivateFlags & PIVOT_EXPLICITLY_SET) == 0) {
if ((mRight - mLeft) != mPrevWidth || (mBottom - mTop) != mPrevHeight) {
mPrevWidth = mRight - mLeft;
mPrevHeight = mBottom - mTop;
mPivotX = mPrevWidth / 2f;
mPivotY = mPrevHeight / 2f;
if ((mRight - mLeft) != info.mPrevWidth || (mBottom - mTop) != info.mPrevHeight) {
info.mPrevWidth = mRight - mLeft;
info.mPrevHeight = mBottom - mTop;
info.mPivotX = info.mPrevWidth / 2f;
info.mPivotY = info.mPrevHeight / 2f;
}
}
mMatrix.reset();
if (!nonzero(mRotationX) && !nonzero(mRotationY)) {
mMatrix.setTranslate(mTranslationX, mTranslationY);
mMatrix.preRotate(mRotation, mPivotX, mPivotY);
mMatrix.preScale(mScaleX, mScaleY, mPivotX, mPivotY);
info.mMatrix.reset();
if (!nonzero(info.mRotationX) && !nonzero(info.mRotationY)) {
info.mMatrix.setTranslate(info.mTranslationX, info.mTranslationY);
info.mMatrix.preRotate(info.mRotation, info.mPivotX, info.mPivotY);
info.mMatrix.preScale(info.mScaleX, info.mScaleY, info.mPivotX, info.mPivotY);
} else {
if (mCamera == null) {
mCamera = new Camera();
matrix3D = new Matrix();
if (info.mCamera == null) {
info.mCamera = new Camera();
info.matrix3D = new Matrix();
}
mCamera.save();
mMatrix.preScale(mScaleX, mScaleY, mPivotX, mPivotY);
mCamera.rotate(mRotationX, mRotationY, -mRotation);
mCamera.getMatrix(matrix3D);
matrix3D.preTranslate(-mPivotX, -mPivotY);
matrix3D.postTranslate(mPivotX + mTranslationX, mPivotY + mTranslationY);
mMatrix.postConcat(matrix3D);
mCamera.restore();
info.mCamera.save();
info.mMatrix.preScale(info.mScaleX, info.mScaleY, info.mPivotX, info.mPivotY);
info.mCamera.rotate(info.mRotationX, info.mRotationY, -info.mRotation);
info.mCamera.getMatrix(info.matrix3D);
info.matrix3D.preTranslate(-info.mPivotX, -info.mPivotY);
info.matrix3D.postTranslate(info.mPivotX + info.mTranslationX,
info.mPivotY + info.mTranslationY);
info.mMatrix.postConcat(info.matrix3D);
info.mCamera.restore();
}
mMatrixDirty = false;
mMatrixIsIdentity = mMatrix.isIdentity();
mInverseMatrixDirty = true;
info.mMatrixDirty = false;
info.mMatrixIsIdentity = info.mMatrix.isIdentity();
info.mInverseMatrixDirty = true;
}
}
@@ -6851,15 +6873,19 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
* @return The inverse of the current matrix of this view.
*/
final Matrix getInverseMatrix() {
updateMatrix();
if (mInverseMatrixDirty) {
if (mInverseMatrix == null) {
mInverseMatrix = new Matrix();
final TransformationInfo info = mTransformationInfo;
if (info != null) {
updateMatrix();
if (info.mInverseMatrixDirty) {
if (info.mInverseMatrix == null) {
info.mInverseMatrix = new Matrix();
}
info.mMatrix.invert(info.mInverseMatrix);
info.mInverseMatrixDirty = false;
}
mMatrix.invert(mInverseMatrix);
mInverseMatrixDirty = false;
return info.mInverseMatrix;
}
return mInverseMatrix;
return Matrix.IDENTITY_MATRIX;
}
/**
@@ -6905,14 +6931,16 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
invalidateParentCaches();
invalidate(false);
ensureTransformationInfo();
final float dpi = mResources.getDisplayMetrics().densityDpi;
if (mCamera == null) {
mCamera = new Camera();
matrix3D = new Matrix();
final TransformationInfo info = mTransformationInfo;
if (info.mCamera == null) {
info.mCamera = new Camera();
info.matrix3D = new Matrix();
}
mCamera.setLocation(0.0f, 0.0f, -Math.abs(distance) / dpi);
mMatrixDirty = true;
info.mCamera.setLocation(0.0f, 0.0f, -Math.abs(distance) / dpi);
info.mMatrixDirty = true;
invalidate(false);
}
@@ -6927,7 +6955,7 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
* @return The degrees of rotation.
*/
public float getRotation() {
return mRotation;
return mTransformationInfo != null ? mTransformationInfo.mRotation : 0;
}
/**
@@ -6945,12 +6973,14 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
* @attr ref android.R.styleable#View_rotation
*/
public void setRotation(float rotation) {
if (mRotation != rotation) {
ensureTransformationInfo();
final TransformationInfo info = mTransformationInfo;
if (info.mRotation != rotation) {
invalidateParentCaches();
// Double-invalidation is necessary to capture view's old and new areas
invalidate(false);
mRotation = rotation;
mMatrixDirty = true;
info.mRotation = rotation;
info.mMatrixDirty = true;
mPrivateFlags |= DRAWN; // force another invalidation with the new orientation
invalidate(false);
}
@@ -6966,7 +6996,7 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
* @return The degrees of Y rotation.
*/
public float getRotationY() {
return mRotationY;
return mTransformationInfo != null ? mTransformationInfo.mRotationY : 0;
}
/**
@@ -6989,12 +7019,14 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
* @attr ref android.R.styleable#View_rotationY
*/
public void setRotationY(float rotationY) {
if (mRotationY != rotationY) {
ensureTransformationInfo();
final TransformationInfo info = mTransformationInfo;
if (info.mRotationY != rotationY) {
invalidateParentCaches();
// Double-invalidation is necessary to capture view's old and new areas
invalidate(false);
mRotationY = rotationY;
mMatrixDirty = true;
info.mRotationY = rotationY;
info.mMatrixDirty = true;
mPrivateFlags |= DRAWN; // force another invalidation with the new orientation
invalidate(false);
}
@@ -7010,7 +7042,7 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
* @return The degrees of X rotation.
*/
public float getRotationX() {
return mRotationX;
return mTransformationInfo != null ? mTransformationInfo.mRotationX : 0;
}
/**
@@ -7033,12 +7065,14 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
* @attr ref android.R.styleable#View_rotationX
*/
public void setRotationX(float rotationX) {
if (mRotationX != rotationX) {
ensureTransformationInfo();
final TransformationInfo info = mTransformationInfo;
if (info.mRotationX != rotationX) {
invalidateParentCaches();
// Double-invalidation is necessary to capture view's old and new areas
invalidate(false);
mRotationX = rotationX;
mMatrixDirty = true;
info.mRotationX = rotationX;
info.mMatrixDirty = true;
mPrivateFlags |= DRAWN; // force another invalidation with the new orientation
invalidate(false);
}
@@ -7055,7 +7089,7 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
* @return The scaling factor.
*/
public float getScaleX() {
return mScaleX;
return mTransformationInfo != null ? mTransformationInfo.mScaleX : 1;
}
/**
@@ -7069,12 +7103,14 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
* @attr ref android.R.styleable#View_scaleX
*/
public void setScaleX(float scaleX) {
if (mScaleX != scaleX) {
ensureTransformationInfo();
final TransformationInfo info = mTransformationInfo;
if (info.mScaleX != scaleX) {
invalidateParentCaches();
// Double-invalidation is necessary to capture view's old and new areas
invalidate(false);
mScaleX = scaleX;
mMatrixDirty = true;
info.mScaleX = scaleX;
info.mMatrixDirty = true;
mPrivateFlags |= DRAWN; // force another invalidation with the new orientation
invalidate(false);
}
@@ -7091,7 +7127,7 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
* @return The scaling factor.
*/
public float getScaleY() {
return mScaleY;
return mTransformationInfo != null ? mTransformationInfo.mScaleY : 1;
}
/**
@@ -7105,12 +7141,14 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
* @attr ref android.R.styleable#View_scaleY
*/
public void setScaleY(float scaleY) {
if (mScaleY != scaleY) {
ensureTransformationInfo();
final TransformationInfo info = mTransformationInfo;
if (info.mScaleY != scaleY) {
invalidateParentCaches();
// Double-invalidation is necessary to capture view's old and new areas
invalidate(false);
mScaleY = scaleY;
mMatrixDirty = true;
info.mScaleY = scaleY;
info.mMatrixDirty = true;
mPrivateFlags |= DRAWN; // force another invalidation with the new orientation
invalidate(false);
}
@@ -7127,7 +7165,7 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
* @return The x location of the pivot point.
*/
public float getPivotX() {
return mPivotX;
return mTransformationInfo != null ? mTransformationInfo.mPivotX : 0;
}
/**
@@ -7146,13 +7184,15 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
* @attr ref android.R.styleable#View_transformPivotX
*/
public void setPivotX(float pivotX) {
ensureTransformationInfo();
mPrivateFlags |= PIVOT_EXPLICITLY_SET;
if (mPivotX != pivotX) {
final TransformationInfo info = mTransformationInfo;
if (info.mPivotX != pivotX) {
invalidateParentCaches();
// Double-invalidation is necessary to capture view's old and new areas
invalidate(false);
mPivotX = pivotX;
mMatrixDirty = true;
info.mPivotX = pivotX;
info.mMatrixDirty = true;
mPrivateFlags |= DRAWN; // force another invalidation with the new orientation
invalidate(false);
}
@@ -7169,7 +7209,7 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
* @return The y location of the pivot point.
*/
public float getPivotY() {
return mPivotY;
return mTransformationInfo != null ? mTransformationInfo.mPivotY : 0;
}
/**
@@ -7187,13 +7227,15 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
* @attr ref android.R.styleable#View_transformPivotY
*/
public void setPivotY(float pivotY) {
ensureTransformationInfo();
mPrivateFlags |= PIVOT_EXPLICITLY_SET;
if (mPivotY != pivotY) {
final TransformationInfo info = mTransformationInfo;
if (info.mPivotY != pivotY) {
invalidateParentCaches();
// Double-invalidation is necessary to capture view's old and new areas
invalidate(false);
mPivotY = pivotY;
mMatrixDirty = true;
info.mPivotY = pivotY;
info.mMatrixDirty = true;
mPrivateFlags |= DRAWN; // force another invalidation with the new orientation
invalidate(false);
}
@@ -7207,7 +7249,7 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
* @return The opacity of the view.
*/
public float getAlpha() {
return mAlpha;
return mTransformationInfo != null ? mTransformationInfo.mAlpha : 1;
}
/**
@@ -7226,7 +7268,8 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
* @attr ref android.R.styleable#View_alpha
*/
public void setAlpha(float alpha) {
mAlpha = alpha;
ensureTransformationInfo();
mTransformationInfo.mAlpha = alpha;
invalidateParentCaches();
if (onSetAlpha((int) (alpha * 255))) {
mPrivateFlags |= ALPHA_SET;
@@ -7248,7 +7291,8 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
* @return true if the View subclass handles alpha (the return value for onSetAlpha())
*/
boolean setAlphaNoInvalidation(float alpha) {
mAlpha = alpha;
ensureTransformationInfo();
mTransformationInfo.mAlpha = alpha;
boolean subclassHandlesAlpha = onSetAlpha((int) (alpha * 255));
if (subclassHandlesAlpha) {
mPrivateFlags |= ALPHA_SET;
@@ -7278,7 +7322,9 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
public final void setTop(int top) {
if (top != mTop) {
updateMatrix();
if (mMatrixIsIdentity) {
final boolean matrixIsIdentity = mTransformationInfo == null
|| mTransformationInfo.mMatrixIsIdentity;
if (matrixIsIdentity) {
if (mAttachInfo != null) {
int minTop;
int yLoc;
@@ -7303,10 +7349,10 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
onSizeChanged(width, mBottom - mTop, width, oldHeight);
if (!mMatrixIsIdentity) {
if (!matrixIsIdentity) {
if ((mPrivateFlags & PIVOT_EXPLICITLY_SET) == 0) {
// A change in dimension means an auto-centered pivot point changes, too
mMatrixDirty = true;
mTransformationInfo.mMatrixDirty = true;
}
mPrivateFlags |= DRAWN; // force another invalidation with the new orientation
invalidate(true);
@@ -7345,7 +7391,9 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
public final void setBottom(int bottom) {
if (bottom != mBottom) {
updateMatrix();
if (mMatrixIsIdentity) {
final boolean matrixIsIdentity = mTransformationInfo == null
|| mTransformationInfo.mMatrixIsIdentity;
if (matrixIsIdentity) {
if (mAttachInfo != null) {
int maxBottom;
if (bottom < mBottom) {
@@ -7367,10 +7415,10 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
onSizeChanged(width, mBottom - mTop, width, oldHeight);
if (!mMatrixIsIdentity) {
if (!matrixIsIdentity) {
if ((mPrivateFlags & PIVOT_EXPLICITLY_SET) == 0) {
// A change in dimension means an auto-centered pivot point changes, too
mMatrixDirty = true;
mTransformationInfo.mMatrixDirty = true;
}
mPrivateFlags |= DRAWN; // force another invalidation with the new orientation
invalidate(true);
@@ -7400,7 +7448,9 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
public final void setLeft(int left) {
if (left != mLeft) {
updateMatrix();
if (mMatrixIsIdentity) {
final boolean matrixIsIdentity = mTransformationInfo == null
|| mTransformationInfo.mMatrixIsIdentity;
if (matrixIsIdentity) {
if (mAttachInfo != null) {
int minLeft;
int xLoc;
@@ -7425,10 +7475,10 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
onSizeChanged(mRight - mLeft, height, oldWidth, height);
if (!mMatrixIsIdentity) {
if (!matrixIsIdentity) {
if ((mPrivateFlags & PIVOT_EXPLICITLY_SET) == 0) {
// A change in dimension means an auto-centered pivot point changes, too
mMatrixDirty = true;
mTransformationInfo.mMatrixDirty = true;
}
mPrivateFlags |= DRAWN; // force another invalidation with the new orientation
invalidate(true);
@@ -7458,7 +7508,9 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
public final void setRight(int right) {
if (right != mRight) {
updateMatrix();
if (mMatrixIsIdentity) {
final boolean matrixIsIdentity = mTransformationInfo == null
|| mTransformationInfo.mMatrixIsIdentity;
if (matrixIsIdentity) {
if (mAttachInfo != null) {
int maxRight;
if (right < mRight) {
@@ -7480,10 +7532,10 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
onSizeChanged(mRight - mLeft, height, oldWidth, height);
if (!mMatrixIsIdentity) {
if (!matrixIsIdentity) {
if ((mPrivateFlags & PIVOT_EXPLICITLY_SET) == 0) {
// A change in dimension means an auto-centered pivot point changes, too
mMatrixDirty = true;
mTransformationInfo.mMatrixDirty = true;
}
mPrivateFlags |= DRAWN; // force another invalidation with the new orientation
invalidate(true);
@@ -7501,7 +7553,7 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
* @return The visual x position of this view, in pixels.
*/
public float getX() {
return mLeft + mTranslationX;
return mLeft + (mTransformationInfo != null ? mTransformationInfo.mTranslationX : 0);
}
/**
@@ -7523,7 +7575,7 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
* @return The visual y position of this view, in pixels.
*/
public float getY() {
return mTop + mTranslationY;
return mTop + (mTransformationInfo != null ? mTransformationInfo.mTranslationY : 0);
}
/**
@@ -7546,7 +7598,7 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
* @return The horizontal position of this view relative to its left position, in pixels.
*/
public float getTranslationX() {
return mTranslationX;
return mTransformationInfo != null ? mTransformationInfo.mTranslationX : 0;
}
/**
@@ -7560,12 +7612,14 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
* @attr ref android.R.styleable#View_translationX
*/
public void setTranslationX(float translationX) {
if (mTranslationX != translationX) {
ensureTransformationInfo();
final TransformationInfo info = mTransformationInfo;
if (info.mTranslationX != translationX) {
invalidateParentCaches();
// Double-invalidation is necessary to capture view's old and new areas
invalidate(false);
mTranslationX = translationX;
mMatrixDirty = true;
info.mTranslationX = translationX;
info.mMatrixDirty = true;
mPrivateFlags |= DRAWN; // force another invalidation with the new orientation
invalidate(false);
}
@@ -7580,7 +7634,7 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
* in pixels.
*/
public float getTranslationY() {
return mTranslationY;
return mTransformationInfo != null ? mTransformationInfo.mTranslationY : 0;
}
/**
@@ -7594,12 +7648,14 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
* @attr ref android.R.styleable#View_translationY
*/
public void setTranslationY(float translationY) {
if (mTranslationY != translationY) {
ensureTransformationInfo();
final TransformationInfo info = mTransformationInfo;
if (info.mTranslationY != translationY) {
invalidateParentCaches();
// Double-invalidation is necessary to capture view's old and new areas
invalidate(false);
mTranslationY = translationY;
mMatrixDirty = true;
info.mTranslationY = translationY;
info.mMatrixDirty = true;
mPrivateFlags |= DRAWN; // force another invalidation with the new orientation
invalidate(false);
}
@@ -7609,63 +7665,78 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
* @hide
*/
public void setFastTranslationX(float x) {
mTranslationX = x;
mMatrixDirty = true;
ensureTransformationInfo();
final TransformationInfo info = mTransformationInfo;
info.mTranslationX = x;
info.mMatrixDirty = true;
}
/**
* @hide
*/
public void setFastTranslationY(float y) {
mTranslationY = y;
mMatrixDirty = true;
ensureTransformationInfo();
final TransformationInfo info = mTransformationInfo;
info.mTranslationY = y;
info.mMatrixDirty = true;
}
/**
* @hide
*/
public void setFastX(float x) {
mTranslationX = x - mLeft;
mMatrixDirty = true;
ensureTransformationInfo();
final TransformationInfo info = mTransformationInfo;
info.mTranslationX = x - mLeft;
info.mMatrixDirty = true;
}
/**
* @hide
*/
public void setFastY(float y) {
mTranslationY = y - mTop;
mMatrixDirty = true;
ensureTransformationInfo();
final TransformationInfo info = mTransformationInfo;
info.mTranslationY = y - mTop;
info.mMatrixDirty = true;
}
/**
* @hide
*/
public void setFastScaleX(float x) {
mScaleX = x;
mMatrixDirty = true;
ensureTransformationInfo();
final TransformationInfo info = mTransformationInfo;
info.mScaleX = x;
info.mMatrixDirty = true;
}
/**
* @hide
*/
public void setFastScaleY(float y) {
mScaleY = y;
mMatrixDirty = true;
ensureTransformationInfo();
final TransformationInfo info = mTransformationInfo;
info.mScaleY = y;
info.mMatrixDirty = true;
}
/**
* @hide
*/
public void setFastAlpha(float alpha) {
mAlpha = alpha;
ensureTransformationInfo();
mTransformationInfo.mAlpha = alpha;
}
/**
* @hide
*/
public void setFastRotationY(float y) {
mRotationY = y;
mMatrixDirty = true;
ensureTransformationInfo();
final TransformationInfo info = mTransformationInfo;
info.mRotationY = y;
info.mMatrixDirty = true;
}
/**
@@ -7675,12 +7746,14 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
*/
public void getHitRect(Rect outRect) {
updateMatrix();
if (mMatrixIsIdentity || mAttachInfo == null) {
final TransformationInfo info = mTransformationInfo;
if (info == null || info.mMatrixIsIdentity || mAttachInfo == null) {
outRect.set(mLeft, mTop, mRight, mBottom);
} else {
final RectF tmpRect = mAttachInfo.mTmpTransformRect;
tmpRect.set(-mPivotX, -mPivotY, getWidth() - mPivotX, getHeight() - mPivotY);
mMatrix.mapRect(tmpRect);
tmpRect.set(-info.mPivotX, -info.mPivotY,
getWidth() - info.mPivotX, getHeight() - info.mPivotY);
info.mMatrix.mapRect(tmpRect);
outRect.set((int) tmpRect.left + mLeft, (int) tmpRect.top + mTop,
(int) tmpRect.right + mLeft, (int) tmpRect.bottom + mTop);
}
@@ -7768,7 +7841,9 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
public void offsetTopAndBottom(int offset) {
if (offset != 0) {
updateMatrix();
if (mMatrixIsIdentity) {
final boolean matrixIsIdentity = mTransformationInfo == null
|| mTransformationInfo.mMatrixIsIdentity;
if (matrixIsIdentity) {
final ViewParent p = mParent;
if (p != null && mAttachInfo != null) {
final Rect r = mAttachInfo.mTmpInvalRect;
@@ -7794,7 +7869,7 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
mTop += offset;
mBottom += offset;
if (!mMatrixIsIdentity) {
if (!matrixIsIdentity) {
mPrivateFlags |= DRAWN; // force another invalidation with the new orientation
invalidate(false);
}
@@ -7810,7 +7885,9 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
public void offsetLeftAndRight(int offset) {
if (offset != 0) {
updateMatrix();
if (mMatrixIsIdentity) {
final boolean matrixIsIdentity = mTransformationInfo == null
|| mTransformationInfo.mMatrixIsIdentity;
if (matrixIsIdentity) {
final ViewParent p = mParent;
if (p != null && mAttachInfo != null) {
final Rect r = mAttachInfo.mTmpInvalRect;
@@ -7833,7 +7910,7 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
mLeft += offset;
mRight += offset;
if (!mMatrixIsIdentity) {
if (!matrixIsIdentity) {
mPrivateFlags |= DRAWN; // force another invalidation with the new orientation
invalidate(false);
}
@@ -8309,7 +8386,8 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
@ViewDebug.ExportedProperty(category = "drawing")
public boolean isOpaque() {
return (mPrivateFlags & OPAQUE_MASK) == OPAQUE_MASK &&
(mAlpha >= 1.0f - ViewConfiguration.ALPHA_THRESHOLD);
((mTransformationInfo != null ? mTransformationInfo.mAlpha : 1)
>= 1.0f - ViewConfiguration.ALPHA_THRESHOLD);
}
/**
@@ -10950,7 +11028,9 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
if (sizeChanged) {
if ((mPrivateFlags & PIVOT_EXPLICITLY_SET) == 0) {
// A change in dimension means an auto-centered pivot point changes, too
mMatrixDirty = true;
if (mTransformationInfo != null) {
mTransformationInfo.mMatrixDirty = true;
}
}
onSizeChanged(newWidth, newHeight, oldWidth, oldHeight);
}
@@ -11743,14 +11823,22 @@ public class View implements Drawable.Callback, Drawable.Callback2, KeyEvent.Cal
+ "two integers");
}
location[0] = mLeft + (int) (mTranslationX + 0.5f);
location[1] = mTop + (int) (mTranslationY + 0.5f);
location[0] = mLeft;
location[1] = mTop;
if (mTransformationInfo != null) {
location[0] += (int) (mTransformationInfo.mTranslationX + 0.5f);
location[1] += (int) (mTransformationInfo.mTranslationY + 0.5f);
}
ViewParent viewParent = mParent;
while (viewParent instanceof View) {
final View view = (View)viewParent;
location[0] += view.mLeft + (int) (view.mTranslationX + 0.5f) - view.mScrollX;
location[1] += view.mTop + (int) (view.mTranslationY + 0.5f) - view.mScrollY;
location[0] += view.mLeft - view.mScrollX;
location[1] += view.mTop - view.mScrollY;
if (view.mTransformationInfo != null) {
location[0] += (int) (view.mTransformationInfo.mTranslationX + 0.5f);
location[1] += (int) (view.mTransformationInfo.mTranslationY + 0.5f);
}
viewParent = view.mParent;
}

47
core/java/android/view/ViewPropertyAnimator.java
View File

@@ -51,7 +51,7 @@ public class ViewPropertyAnimator {
* The View whose properties are being animated by this class. This is set at
* construction time.
*/
private View mView;
private final View mView;
/**
* The duration of the underlying Animator object. By default, we don't set the duration
@@ -225,6 +225,7 @@ public class ViewPropertyAnimator {
*/
ViewPropertyAnimator(View view) {
mView = view;
view.ensureTransformationInfo();
}
/**
@@ -721,36 +722,37 @@ public class ViewPropertyAnimator {
* @param value The value to set the property to
*/
private void setValue(int propertyConstant, float value) {
final View.TransformationInfo info = mView.mTransformationInfo;
switch (propertyConstant) {
case TRANSLATION_X:
mView.mTranslationX = value;
info.mTranslationX = value;
break;
case TRANSLATION_Y:
mView.mTranslationY = value;
info.mTranslationY = value;
break;
case ROTATION:
mView.mRotation = value;
info.mRotation = value;
break;
case ROTATION_X:
mView.mRotationX = value;
info.mRotationX = value;
break;
case ROTATION_Y:
mView.mRotationY = value;
info.mRotationY = value;
break;
case SCALE_X:
mView.mScaleX = value;
info.mScaleX = value;
break;
case SCALE_Y:
mView.mScaleY = value;
info.mScaleY = value;
break;
case X:
mView.mTranslationX = value - mView.mLeft;
info.mTranslationX = value - mView.mLeft;
break;
case Y:
mView.mTranslationY = value - mView.mTop;
info.mTranslationY = value - mView.mTop;
break;
case ALPHA:
mView.mAlpha = value;
info.mAlpha = value;
break;
}
}
@@ -762,27 +764,28 @@ public class ViewPropertyAnimator {
* @return float The value of the named property
*/
private float getValue(int propertyConstant) {
final View.TransformationInfo info = mView.mTransformationInfo;
switch (propertyConstant) {
case TRANSLATION_X:
return mView.mTranslationX;
return info.mTranslationX;
case TRANSLATION_Y:
return mView.mTranslationY;
return info.mTranslationY;
case ROTATION:
return mView.mRotation;
return info.mRotation;
case ROTATION_X:
return mView.mRotationX;
return info.mRotationX;
case ROTATION_Y:
return mView.mRotationY;
return info.mRotationY;
case SCALE_X:
return mView.mScaleX;
return info.mScaleX;
case SCALE_Y:
return mView.mScaleY;
return info.mScaleY;
case X:
return mView.mLeft + mView.mTranslationX;
return mView.mLeft + info.mTranslationX;
case Y:
return mView.mTop + mView.mTranslationY;
return mView.mTop + info.mTranslationY;
case ALPHA:
return mView.mAlpha;
return info.mAlpha;
}
return 0;
}
@@ -861,7 +864,7 @@ public class ViewPropertyAnimator {
}
}
if ((propertyMask & TRANSFORM_MASK) != 0) {
mView.mMatrixDirty = true;
mView.mTransformationInfo.mMatrixDirty = true;
mView.mPrivateFlags |= View.DRAWN; // force another invalidation
}
// invalidate(false) in all cases except if alphaHandled gets set to true