/**
* Transform the Image Bitmap by the Angle passed
*
* @param imageView ImageView the ImageView whose bitmap we want to rotate
* @param t transformation
* @param rotationAngle the Angle by which to rotate the Bitmap
*/
private void transformBitmap(View child, Transformation t, int rotationAngle) {
final Matrix childMatrix = t.getMatrix();
final int childHeight = child.getLayoutParams().height;
final int childWidth = child.getLayoutParams().width;
final int rotation = Math.abs(rotationAngle);
mCamera.save();
mCamera.translate(0.0f, 0.0f, 100.0f);
// As the angle of the view gets less, zoom in
if (rotation <= mMaxRotationAngle) {
float zoomAmount = (float) (mMaxZoom + (rotation * 1.5));
mCamera.translate(0.0f, 0.0f, zoomAmount);
if (mCircleMode) {
if (rotation < 40) mCamera.translate(0.0f, 155, 0.0f);
else mCamera.translate(0.0f, (255 - rotation * 2.5f), 0.0f);
}
if (mAlphaMode) {
((ImageView) (child)).setAlpha((int) (255 - rotation * 2.5));
}
}
mCamera.rotateY(rotationAngle);
mCamera.getMatrix(childMatrix);
childMatrix.preTranslate(-(childWidth / 2), -(childHeight / 2));
childMatrix.postTranslate((childWidth / 2), (childHeight / 2));
mCamera.restore();
}
// ���Transformation
@Override
protected void applyTransformation(float interpolatedTime, Transformation t) {
final float fromDegrees = mFromDegrees;
// ����м�Ƕ�
float degrees = fromDegrees + ((mToDegrees - fromDegrees) * interpolatedTime);
final float centerX = mCenterX;
final float centerY = mCenterY;
final Camera camera = mCamera;
final Matrix matrix = t.getMatrix();
camera.save();
if (mReverse) {
camera.translate(0.0f, 0.0f, mDepthZ * interpolatedTime);
} else {
camera.translate(0.0f, 0.0f, mDepthZ * (1.0f - interpolatedTime));
}
if (mRotate.equals("y")) {
camera.rotateY(degrees);
} else if (mRotate.equals("x")) {
camera.rotateX(degrees);
} else if (mRotate.equals("z")) {
camera.rotateZ(degrees);
}
// ȡ�ñ任��ľ���
camera.getMatrix(matrix);
camera.restore();
matrix.preTranslate(-centerX, -centerY);
matrix.postTranslate(centerX, centerY);
}
/**
* Transform the Image Bitmap by the Angle passed
*
* @param imageView ImageView the ImageView whose bitmap we want to rotate
* @param t transformation
* @param rotationAngle the Angle by which to rotate the Bitmap
*/
private void transformImageBitmap(View child, Transformation t, int rotationAngle, int d) {
mCamera.save();
final Matrix imageMatrix = t.getMatrix();
final int imageHeight = child.getLayoutParams().height;
final int imageWidth = child.getLayoutParams().width;
final int rotation = Math.abs(rotationAngle);
// mCamera.translate(0.0f, 0.0f, 100.0f);
// As the angle of the view gets less, zoom in
// if (rotation <= mMaxRotationAngle) {
float zoomAmount = (float) (-140 + (rotation * 2));
if (rotationAngle < 0) {
mCamera.translate((float) (-rotation * 0.5), (float) (-rotation * 0.3) + 5, zoomAmount);
} else {
mCamera.translate((float) rotation, (float) (-rotation * 0.3) + 5, zoomAmount);
}
Log.i("info", "---------------------->" + rotationAngle);
if (mCircleMode) {
if (rotation < 40) {
mCamera.translate(0.0f, 155, 0.0f);
} else {
mCamera.translate(0.0f, (255 - rotation * 2.5f), 0.0f);
}
}
if (mAlphaMode) {
// child.setBackgroundDrawable(getResources().getDrawable(R.drawable.app_bg));
// child.setBackgroundColor(255);
}
// }
// mCamera.rotateY(rotationAngle);
mCamera.getMatrix(imageMatrix);
imageMatrix.preTranslate(-(imageWidth / 2), -(imageHeight / 2));
imageMatrix.postTranslate((imageWidth / 2), (imageHeight / 2));
mCamera.restore();
}
@Override
protected void applyTransformation(float interpolatedTime, Transformation t) {
final float FromDegree = mFromDegree;
float degrees = FromDegree + (mToDegree - mFromDegree) * interpolatedTime;
final float centerX = mCenterX;
final float centerY = mCenterY;
final Matrix matrix = t.getMatrix();
if (degrees <= -76.0f) {
degrees = -90.0f;
mCamera.save();
mCamera.rotateY(degrees);
mCamera.getMatrix(matrix);
mCamera.restore();
} else if (degrees >= 76.0f) {
degrees = 90.0f;
mCamera.save();
mCamera.rotateY(degrees);
mCamera.getMatrix(matrix);
mCamera.restore();
} else {
mCamera.save();
// 这里很重要哦。
mCamera.translate(0, 0, centerX);
mCamera.rotateY(degrees);
mCamera.translate(0, 0, -centerX);
mCamera.getMatrix(matrix);
mCamera.restore();
}
matrix.preTranslate(-centerX, -centerY);
matrix.postTranslate(centerX, centerY);
}
private void transformImageBitmap(ImageView child, Transformation t, int rotationAngle) {
// 对效果进行保存
mCamera.save();
final Matrix imageMatrix = t.getMatrix();
// 图片高度
final int imageHeight = child.getLayoutParams().height;
// 图片宽度
final int imageWidth = child.getLayoutParams().width;
// 返回旋转角度的绝对值
final int rotation = Math.abs(rotationAngle);
// 在Z轴上正向移动camera的视角，实际效果为放大图片。
// 如果在Y轴上移动，则图片上下移动；X轴上对应图片左右移动。
mCamera.translate(0.0f, 0.0f, 100.0f);
// As the angle of the view gets less, zoom in
if (rotation < mMaxRotationAngle) {
float zoomAmount = (float) (mMaxZoom + (rotation * 1.5));
mCamera.translate(0.0f, 0.0f, zoomAmount);
}
// 在Y轴上旋转，对应图片竖向向里翻转。
// 如果在X轴上旋转，则对应图片横向向里翻转。
mCamera.rotateY(rotationAngle);
mCamera.getMatrix(imageMatrix);
imageMatrix.preTranslate(-(imageWidth / 2), -(imageHeight / 2));
imageMatrix.postTranslate((imageWidth / 2), (imageHeight / 2));
mCamera.restore();
}
private void transformImageBitmap(ImageView child, Transformation trans, int rotationAngle) {
mCamera.save();
final Matrix imageMatrix = trans.getMatrix();
final int imageHeight = child.getLayoutParams().height;
final int imageWidth = child.getLayoutParams().width;
final int rotation = Math.abs(rotationAngle);
// 在Z轴上正向移动camera的视角，实际效果为放大图片; 如果在Y轴上移动，则图片上下移动; X轴上对应图片左右移动。
mCamera.translate(0.0f, 0.0f, -20.0f);
// As the angle of the view gets less, zoom in
if (rotation < mMaxRotationAngle) {
float zoomAmount = (float) (mMaxZoom + (rotation * 1.0));
mCamera.translate(0.0f, 0.0f, zoomAmount);
}
mCamera.rotateY(rotationAngle); // rotationAngle 为正，沿y轴向内旋转； 为负，沿y轴向外旋转
mCamera.getMatrix(imageMatrix);
imageMatrix.preTranslate(-(imageWidth / 2), -(imageHeight / 2));
imageMatrix.postTranslate((imageWidth / 2), (imageHeight / 2));
mCamera.restore();
}
@Override
protected void applyTransformation(float interpolatedTime, Transformation t) {
final float FromDegree = mFromDegree;
float degrees = FromDegree + (mToDegree - mFromDegree) * interpolatedTime;
final float centerX = mCenterX;
final float centerY = mCenterY;
final Matrix matrix = t.getMatrix();
float[] values = new float[9];
matrix.getValues(values);
Log.d(
TAG,
"MATRIX scale:"
+ values[0]
+ ", degrees:"
+ degrees
+ ", centerX:"
+ centerX
+ ", centerY:"
+ centerY);
if (degrees <= -76.0f) {
degrees = -90.0f;
mCamera.save();
mCamera.rotateY(degrees);
mCamera.getMatrix(matrix);
mCamera.restore();
} else if (degrees >= 76.0f) {
degrees = 90.0f;
mCamera.save();
mCamera.rotateY(degrees);
mCamera.getMatrix(matrix);
mCamera.restore();
} else {
mCamera.save();
// mCamera.translate(0, 0, centerX);
// mCamera.rotateY(degrees);
// mCamera.translate(0, 0, -centerX);
// 逐渐拉远
float deltaZ = 120 * LinkLinkApplication.SCREEN_DENSITY * Math.abs(degrees) / 90;
mCamera.translate(0, 0, deltaZ);
mCamera.rotateY(degrees);
mCamera.translate(0, 0, -deltaZ);
mCamera.getMatrix(matrix);
mCamera.restore();
}
matrix.preTranslate(-centerX, -centerY);
matrix.postTranslate(centerX, centerY);
}
@Override
protected void applyTransformation(float interpolatedTime, Transformation t) {
// Angle around the y-axis of the rotation at the given time. It is
// calculated both in radians and in the equivalent degrees.
final double radians = Math.PI * interpolatedTime;
float degrees = (float) (180.0 * radians / Math.PI);
// Once we reach the midpoint in the animation, we need to hide the
// source view and show the destination view. We also need to change
// the angle by 180 degrees so that the destination does not come in
// flipped around. This is the main problem with SDK sample, it does not
// do this.
if (interpolatedTime >= 0.5f) {
degrees -= 180.f;
if (!visibilitySwapped) {
fromView.setVisibility(View.GONE);
toView.setVisibility(View.VISIBLE);
visibilitySwapped = true;
}
}
if (forward) degrees = -degrees;
final Matrix matrix = t.getMatrix();
camera.save();
if (translateDirection == DIRECTION_Z) {
camera.translate(0.0f, 0.0f, (float) (150.0 * Math.sin(radians)));
} else if (translateDirection == DIRECTION_Y) {
camera.translate(0.0f, (float) (150.0 * Math.sin(radians)), 0.0f);
} else {
camera.translate((float) (150.0 * Math.sin(radians)), 0.0f, 0.0f);
}
if (rotationDirection == DIRECTION_Z) {
camera.rotateZ(degrees);
} else if (rotationDirection == DIRECTION_Y) {
camera.rotateY(degrees);
} else {
camera.rotateX(degrees);
}
// camera.rotateY(degrees);
camera.getMatrix(matrix);
camera.restore();
matrix.preTranslate(-centerX, -centerY);
matrix.postTranslate(centerX, centerY);
}
/**
* Transform the Image Bitmap by the Angle passed
*
* @param view ImageView the ImageView whose bitmap we want to rotate
* @param t transformation
* @param rotationAngle the Angle by which to rotate the Bitmap
*/
private void transformImageBitmap(View view, Transformation t, int rotationAngle) {
mCamera.save();
final Matrix imageMatrix = t.getMatrix();
final int imageHeight = view.getLayoutParams().height;
final int imageWidth = view.getLayoutParams().width;
final int rotation = Math.abs(rotationAngle);
mCamera.translate(0.0f, 0.0f, 100.0f);
// As the angle of the view gets less, zoom in
if (rotation < mMaxRotationAngle) {
float zoomAmount = (float) (mMaxZoom + (rotation * 1.5));
mCamera.translate(0.0f, 0.0f, zoomAmount);
}
mCamera.rotateY(rotationAngle);
mCamera.getMatrix(imageMatrix);
imageMatrix.preTranslate(-(imageWidth / 2), -(imageHeight / 2));
imageMatrix.postTranslate((imageWidth / 2), (imageHeight / 2));
mCamera.restore();
}
@Override
protected void applyTransformation(float interpolatedTime, Transformation t) {
super.applyTransformation(interpolatedTime, t);
camera.save();
camera.translate(width - interpolatedTime * width, 0, 0);
camera.rotateY(interpolatedTime * 60);
camera.getMatrix(matrix);
Logger.e(matrix.toString());
camera.restore();
// matrix.preScale(1,1+interpolatedTime);
// matrix.preTranslate(540, 0);
t.getMatrix().postConcat(matrix);
}
/**
* Transform the Image Bitmap by the Angle passed
*
* @param imageView ImageView the ImageView whose bitmap we want to rotate
* @param t transformation
* @param rotationAngle the Angle by which to rotate the Bitmap
*/
private void transformImageBitmap(ImageView child, Transformation t, float angle, float deltaY) {
mCamera.save();
final Matrix imageMatrix = t.getMatrix();
final int imageHeight = child.getLayoutParams().height;
final int imageWidth = child.getLayoutParams().width;
mCamera.translate(0.0f, -(float) deltaY, 0.0f);
mCamera.rotateZ(angle);
mCamera.getMatrix(imageMatrix);
imageMatrix.preTranslate(-(imageWidth / 2), -(imageHeight / 2));
imageMatrix.postTranslate((imageWidth / 2), (imageHeight / 2));
mCamera.restore();
}
protected void applyTransformation(float var1, Transformation var2) {
double var3;
if (this.mReverse) {
var3 = 0.0D;
} else {
double var10 = (double) var1;
double var12 = 2.6179938779914944D * var10;
var3 = 2.0943951023931953D + var12;
}
Camera var5 = this.mCamera;
Matrix var6 = var2.getMatrix();
var5.save();
if (this.mReverse) {
float var7 = this.mCenterX * var1;
float var8 = this.mCenterY * var1;
float var9 = this.mDepthZ * var1;
var5.translate(var7, var8, var9);
} else {
float var14 = this.mCenterX;
float var15 = this.mMoveX * var1;
float var16 = (float) Math.cos(var3);
float var17 = var15 * var16;
float var18 = var14 + var17;
float var19 = this.mCenterY;
float var20 = this.mMoveY * var1;
float var21 = (float) Math.sin(var3);
float var22 = var20 * var21;
float var23 = var19 - var22;
float var24 = this.mDepthZ;
var5.translate(var18, var23, var24);
}
var5.getMatrix(var6);
var5.restore();
}
protected boolean getChildStaticTransformation(View child, Transformation t) {
t.clear();
t.setTransformationType(Transformation.TYPE_MATRIX);
mCamera.save();
final Matrix imageMatrix = t.getMatrix();
if (flag) {
firstChildWidth = getChildAt(0).getWidth();
Log.i(TAG, "firstChildWidth = " + firstChildWidth);
firstChildPaddingLeft = getChildAt(0).getPaddingLeft();
flag = false;
}
offsetX = firstChildWidth / 2 + firstChildPaddingLeft + mPaddingLeft - mWidth / 2;
mCamera.translate(offsetX, 0f, 0f);
mCamera.getMatrix(imageMatrix);
mCamera.restore();
return true;
}
/**
* Transform an item depending on it's coordinates.
*
* @param child the child
* @param transformation the transformation
* @return the child static transformation
*/
@Override
protected boolean getChildStaticTransformation(View child, Transformation transformation) {
transformation.clear();
transformation.setTransformationType(Transformation.TYPE_MATRIX);
// Center of the view
float centerX = (float) getWidth() / 2, centerY = (float) getHeight() / 2;
// Save camera
mCamera.save();
// Translate the item to it's coordinates
final Matrix matrix = transformation.getMatrix();
mCamera.translate(
((CarouselItemView) child).getItemX(),
((CarouselItemView) child).getItemY(),
((CarouselItemView) child).getItemZ());
// Align the item
mCamera.getMatrix(matrix);
matrix.preTranslate(-centerX, -centerY);
matrix.postTranslate(centerX, centerY);
float[] values = new float[9];
matrix.getValues(values);
// Restore camera
mCamera.restore();
Matrix mm = new Matrix();
mm.setValues(values);
((CarouselItemView) child).setCIMatrix(mm);
// http://code.google.com/p/android/issues/detail?id=35178
child.invalidate();
return true;
}
private void prepareMatrix(final Matrix outMatrix, int distanceY, int r) {
// clip the distance
final int d = Math.min(r, Math.abs(distanceY));
// use circle formula
final float translateZ = (float) Math.sqrt((r * r) - (d * d));
// solve for t: d = r*cos(t)
double radians = Math.acos((float) d / r);
double degree = 90 - (180 / Math.PI) * radians;
mCamera.save();
mCamera.translate(0, 0, r - translateZ);
mCamera.rotateX((float) degree);
if (distanceY < 0) {
degree = 360 - degree;
}
mCamera.rotateY((float) degree);
mCamera.getMatrix(outMatrix);
mCamera.restore();
// highlight elements in the middle
mPaint.setColorFilter(calculateLight((float) degree));
}
void rotate(int degreeX, Bitmap turnBmpBack) {
deltaX += degreeX;
if (isLR) {
if (deltaX > 180) {
deltaX = 180;
} else if (deltaX < 0) {
deltaX = 0;
} else if (deltaX > 90) {
tmpLbmp = turnBmpBack;
} else if (deltaX < 90) {
tmpLbmp = Lbmp;
}
mCamera.save();
mCamera.rotateY(deltaX);
mCamera.translate(-centerX, 0, 0);
mCamera.getMatrix(mMatrix);
mCamera.restore();
mMatrix.preTranslate(0, -centerY);
mMatrix.postTranslate(centerX, centerY);
Log.d(LOGTAG, "rotate you click [LEFT] deltaX " + deltaX);
} else {
if (deltaX < -180) {
deltaX = -180;
} else if (deltaX > 0) {
deltaX = 0;
} else if (deltaX < -90) {
tmpRbmp = turnBmpBack;
} else if (deltaX > -90) {
tmpRbmp = Rbmp;
}
mCamera.save();
mCamera.translate(0, 0, -1);
mCamera.rotateY(deltaX);
mCamera.getMatrix(mMatrix);
mCamera.restore();
mMatrix.preTranslate(0, -centerY);
mMatrix.postTranslate(0, centerY);
Log.d(LOGTAG, "rotate you click [RIGHT] deltaX " + deltaX);
}
mCamera.save();
shadowX = (float) (centerX * Math.cos(Math.abs(deltaX * 1d)));
Log.d(
LOGTAG,
"rotate shadowX >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> "
+ shadowX
+ " Math.abs(deltaX*1d)) = "
+ Math.abs(deltaX * 1d)
+ "Math.cos(Math.abs(deltaX*1d) = "
+ Math.cos(Math.abs(deltaX * 1d)));
Log.d(
LOGTAG,
"rotate shadowX >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> Math.cos(75) = "
+ Math.cos(75.0 * 180 / Math.PI));
postInvalidate();
}