4fec873a98
- remove dependency on cached state in validateVisibility - get rid of mVertices and mTransformedBounds - get rid of validateVisibility - get rid of unlockPageFlip - handleTransaction now returns a dirty region - computevisibileregion now uses window-manager space
425 lines
14 KiB
C++
425 lines
14 KiB
C++
/*
|
|
* Copyright (C) 2005 The Android Open Source Project
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
#ifndef ANDROID_VECTOR_H
|
|
#define ANDROID_VECTOR_H
|
|
|
|
#include <new>
|
|
#include <stdint.h>
|
|
#include <sys/types.h>
|
|
|
|
#include <utils/Log.h>
|
|
#include <utils/VectorImpl.h>
|
|
#include <utils/TypeHelpers.h>
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
namespace android {
|
|
|
|
template <typename TYPE>
|
|
class SortedVector;
|
|
|
|
/*!
|
|
* The main templated vector class ensuring type safety
|
|
* while making use of VectorImpl.
|
|
* This is the class users want to use.
|
|
*/
|
|
|
|
template <class TYPE>
|
|
class Vector : private VectorImpl
|
|
{
|
|
public:
|
|
typedef TYPE value_type;
|
|
|
|
/*!
|
|
* Constructors and destructors
|
|
*/
|
|
|
|
Vector();
|
|
Vector(const Vector<TYPE>& rhs);
|
|
explicit Vector(const SortedVector<TYPE>& rhs);
|
|
virtual ~Vector();
|
|
|
|
/*! copy operator */
|
|
const Vector<TYPE>& operator = (const Vector<TYPE>& rhs) const;
|
|
Vector<TYPE>& operator = (const Vector<TYPE>& rhs);
|
|
|
|
const Vector<TYPE>& operator = (const SortedVector<TYPE>& rhs) const;
|
|
Vector<TYPE>& operator = (const SortedVector<TYPE>& rhs);
|
|
|
|
/*
|
|
* empty the vector
|
|
*/
|
|
|
|
inline void clear() { VectorImpl::clear(); }
|
|
|
|
/*!
|
|
* vector stats
|
|
*/
|
|
|
|
//! returns number of items in the vector
|
|
inline size_t size() const { return VectorImpl::size(); }
|
|
//! returns whether or not the vector is empty
|
|
inline bool isEmpty() const { return VectorImpl::isEmpty(); }
|
|
//! returns how many items can be stored without reallocating the backing store
|
|
inline size_t capacity() const { return VectorImpl::capacity(); }
|
|
//! sets the capacity. capacity can never be reduced less than size()
|
|
inline ssize_t setCapacity(size_t size) { return VectorImpl::setCapacity(size); }
|
|
|
|
/*!
|
|
* C-style array access
|
|
*/
|
|
|
|
//! read-only C-style access
|
|
inline const TYPE* array() const;
|
|
//! read-write C-style access
|
|
TYPE* editArray();
|
|
|
|
/*!
|
|
* accessors
|
|
*/
|
|
|
|
//! read-only access to an item at a given index
|
|
inline const TYPE& operator [] (size_t index) const;
|
|
//! alternate name for operator []
|
|
inline const TYPE& itemAt(size_t index) const;
|
|
//! stack-usage of the vector. returns the top of the stack (last element)
|
|
const TYPE& top() const;
|
|
//! same as operator [], but allows to access the vector backward (from the end) with a negative index
|
|
const TYPE& mirrorItemAt(ssize_t index) const;
|
|
|
|
/*!
|
|
* modifying the array
|
|
*/
|
|
|
|
//! copy-on write support, grants write access to an item
|
|
TYPE& editItemAt(size_t index);
|
|
//! grants right access to the top of the stack (last element)
|
|
TYPE& editTop();
|
|
|
|
/*!
|
|
* append/insert another vector
|
|
*/
|
|
|
|
//! insert another vector at a given index
|
|
ssize_t insertVectorAt(const Vector<TYPE>& vector, size_t index);
|
|
|
|
//! append another vector at the end of this one
|
|
ssize_t appendVector(const Vector<TYPE>& vector);
|
|
|
|
|
|
//! insert an array at a given index
|
|
ssize_t insertArrayAt(const TYPE* array, size_t index, size_t length);
|
|
|
|
//! append an array at the end of this vector
|
|
ssize_t appendArray(const TYPE* array, size_t length);
|
|
|
|
/*!
|
|
* add/insert/replace items
|
|
*/
|
|
|
|
//! insert one or several items initialized with their default constructor
|
|
inline ssize_t insertAt(size_t index, size_t numItems = 1);
|
|
//! insert one or several items initialized from a prototype item
|
|
ssize_t insertAt(const TYPE& prototype_item, size_t index, size_t numItems = 1);
|
|
//! pop the top of the stack (removes the last element). No-op if the stack's empty
|
|
inline void pop();
|
|
//! pushes an item initialized with its default constructor
|
|
inline void push();
|
|
//! pushes an item on the top of the stack
|
|
void push(const TYPE& item);
|
|
//! same as push() but returns the index the item was added at (or an error)
|
|
inline ssize_t add();
|
|
//! same as push() but returns the index the item was added at (or an error)
|
|
ssize_t add(const TYPE& item);
|
|
//! replace an item with a new one initialized with its default constructor
|
|
inline ssize_t replaceAt(size_t index);
|
|
//! replace an item with a new one
|
|
ssize_t replaceAt(const TYPE& item, size_t index);
|
|
|
|
/*!
|
|
* remove items
|
|
*/
|
|
|
|
//! remove several items
|
|
inline ssize_t removeItemsAt(size_t index, size_t count = 1);
|
|
//! remove one item
|
|
inline ssize_t removeAt(size_t index) { return removeItemsAt(index); }
|
|
|
|
/*!
|
|
* sort (stable) the array
|
|
*/
|
|
|
|
typedef int (*compar_t)(const TYPE* lhs, const TYPE* rhs);
|
|
typedef int (*compar_r_t)(const TYPE* lhs, const TYPE* rhs, void* state);
|
|
|
|
inline status_t sort(compar_t cmp);
|
|
inline status_t sort(compar_r_t cmp, void* state);
|
|
|
|
// for debugging only
|
|
inline size_t getItemSize() const { return itemSize(); }
|
|
|
|
|
|
/*
|
|
* these inlines add some level of compatibility with STL. eventually
|
|
* we should probably turn things around.
|
|
*/
|
|
typedef TYPE* iterator;
|
|
typedef TYPE const* const_iterator;
|
|
|
|
inline iterator begin() { return editArray(); }
|
|
inline iterator end() { return editArray() + size(); }
|
|
inline const_iterator begin() const { return array(); }
|
|
inline const_iterator end() const { return array() + size(); }
|
|
inline void reserve(size_t n) { setCapacity(n); }
|
|
inline bool empty() const{ return isEmpty(); }
|
|
inline void push_back(const TYPE& item) { insertAt(item, size(), 1); }
|
|
inline void push_front(const TYPE& item) { insertAt(item, 0, 1); }
|
|
inline iterator erase(iterator pos) {
|
|
return begin() + removeItemsAt(pos-array());
|
|
}
|
|
|
|
protected:
|
|
virtual void do_construct(void* storage, size_t num) const;
|
|
virtual void do_destroy(void* storage, size_t num) const;
|
|
virtual void do_copy(void* dest, const void* from, size_t num) const;
|
|
virtual void do_splat(void* dest, const void* item, size_t num) const;
|
|
virtual void do_move_forward(void* dest, const void* from, size_t num) const;
|
|
virtual void do_move_backward(void* dest, const void* from, size_t num) const;
|
|
};
|
|
|
|
// Vector<T> can be trivially moved using memcpy() because moving does not
|
|
// require any change to the underlying SharedBuffer contents or reference count.
|
|
template<typename T> struct trait_trivial_move<Vector<T> > { enum { value = true }; };
|
|
|
|
// ---------------------------------------------------------------------------
|
|
// No user serviceable parts from here...
|
|
// ---------------------------------------------------------------------------
|
|
|
|
template<class TYPE> inline
|
|
Vector<TYPE>::Vector()
|
|
: VectorImpl(sizeof(TYPE),
|
|
((traits<TYPE>::has_trivial_ctor ? HAS_TRIVIAL_CTOR : 0)
|
|
|(traits<TYPE>::has_trivial_dtor ? HAS_TRIVIAL_DTOR : 0)
|
|
|(traits<TYPE>::has_trivial_copy ? HAS_TRIVIAL_COPY : 0))
|
|
)
|
|
{
|
|
}
|
|
|
|
template<class TYPE> inline
|
|
Vector<TYPE>::Vector(const Vector<TYPE>& rhs)
|
|
: VectorImpl(rhs) {
|
|
}
|
|
|
|
template<class TYPE> inline
|
|
Vector<TYPE>::Vector(const SortedVector<TYPE>& rhs)
|
|
: VectorImpl(static_cast<const VectorImpl&>(rhs)) {
|
|
}
|
|
|
|
template<class TYPE> inline
|
|
Vector<TYPE>::~Vector() {
|
|
finish_vector();
|
|
}
|
|
|
|
template<class TYPE> inline
|
|
Vector<TYPE>& Vector<TYPE>::operator = (const Vector<TYPE>& rhs) {
|
|
VectorImpl::operator = (rhs);
|
|
return *this;
|
|
}
|
|
|
|
template<class TYPE> inline
|
|
const Vector<TYPE>& Vector<TYPE>::operator = (const Vector<TYPE>& rhs) const {
|
|
VectorImpl::operator = (static_cast<const VectorImpl&>(rhs));
|
|
return *this;
|
|
}
|
|
|
|
template<class TYPE> inline
|
|
Vector<TYPE>& Vector<TYPE>::operator = (const SortedVector<TYPE>& rhs) {
|
|
VectorImpl::operator = (static_cast<const VectorImpl&>(rhs));
|
|
return *this;
|
|
}
|
|
|
|
template<class TYPE> inline
|
|
const Vector<TYPE>& Vector<TYPE>::operator = (const SortedVector<TYPE>& rhs) const {
|
|
VectorImpl::operator = (rhs);
|
|
return *this;
|
|
}
|
|
|
|
template<class TYPE> inline
|
|
const TYPE* Vector<TYPE>::array() const {
|
|
return static_cast<const TYPE *>(arrayImpl());
|
|
}
|
|
|
|
template<class TYPE> inline
|
|
TYPE* Vector<TYPE>::editArray() {
|
|
return static_cast<TYPE *>(editArrayImpl());
|
|
}
|
|
|
|
|
|
template<class TYPE> inline
|
|
const TYPE& Vector<TYPE>::operator[](size_t index) const {
|
|
LOG_FATAL_IF( index>=size(),
|
|
"itemAt: index %d is past size %d", (int)index, (int)size() );
|
|
return *(array() + index);
|
|
}
|
|
|
|
template<class TYPE> inline
|
|
const TYPE& Vector<TYPE>::itemAt(size_t index) const {
|
|
return operator[](index);
|
|
}
|
|
|
|
template<class TYPE> inline
|
|
const TYPE& Vector<TYPE>::mirrorItemAt(ssize_t index) const {
|
|
LOG_FATAL_IF( (index>0 ? index : -index)>=size(),
|
|
"mirrorItemAt: index %d is past size %d",
|
|
(int)index, (int)size() );
|
|
return *(array() + ((index<0) ? (size()-index) : index));
|
|
}
|
|
|
|
template<class TYPE> inline
|
|
const TYPE& Vector<TYPE>::top() const {
|
|
return *(array() + size() - 1);
|
|
}
|
|
|
|
template<class TYPE> inline
|
|
TYPE& Vector<TYPE>::editItemAt(size_t index) {
|
|
return *( static_cast<TYPE *>(editItemLocation(index)) );
|
|
}
|
|
|
|
template<class TYPE> inline
|
|
TYPE& Vector<TYPE>::editTop() {
|
|
return *( static_cast<TYPE *>(editItemLocation(size()-1)) );
|
|
}
|
|
|
|
template<class TYPE> inline
|
|
ssize_t Vector<TYPE>::insertVectorAt(const Vector<TYPE>& vector, size_t index) {
|
|
return VectorImpl::insertVectorAt(reinterpret_cast<const VectorImpl&>(vector), index);
|
|
}
|
|
|
|
template<class TYPE> inline
|
|
ssize_t Vector<TYPE>::appendVector(const Vector<TYPE>& vector) {
|
|
return VectorImpl::appendVector(reinterpret_cast<const VectorImpl&>(vector));
|
|
}
|
|
|
|
template<class TYPE> inline
|
|
ssize_t Vector<TYPE>::insertArrayAt(const TYPE* array, size_t index, size_t length) {
|
|
return VectorImpl::insertArrayAt(array, index, length);
|
|
}
|
|
|
|
template<class TYPE> inline
|
|
ssize_t Vector<TYPE>::appendArray(const TYPE* array, size_t length) {
|
|
return VectorImpl::appendArray(array, length);
|
|
}
|
|
|
|
template<class TYPE> inline
|
|
ssize_t Vector<TYPE>::insertAt(const TYPE& item, size_t index, size_t numItems) {
|
|
return VectorImpl::insertAt(&item, index, numItems);
|
|
}
|
|
|
|
template<class TYPE> inline
|
|
void Vector<TYPE>::push(const TYPE& item) {
|
|
return VectorImpl::push(&item);
|
|
}
|
|
|
|
template<class TYPE> inline
|
|
ssize_t Vector<TYPE>::add(const TYPE& item) {
|
|
return VectorImpl::add(&item);
|
|
}
|
|
|
|
template<class TYPE> inline
|
|
ssize_t Vector<TYPE>::replaceAt(const TYPE& item, size_t index) {
|
|
return VectorImpl::replaceAt(&item, index);
|
|
}
|
|
|
|
template<class TYPE> inline
|
|
ssize_t Vector<TYPE>::insertAt(size_t index, size_t numItems) {
|
|
return VectorImpl::insertAt(index, numItems);
|
|
}
|
|
|
|
template<class TYPE> inline
|
|
void Vector<TYPE>::pop() {
|
|
VectorImpl::pop();
|
|
}
|
|
|
|
template<class TYPE> inline
|
|
void Vector<TYPE>::push() {
|
|
VectorImpl::push();
|
|
}
|
|
|
|
template<class TYPE> inline
|
|
ssize_t Vector<TYPE>::add() {
|
|
return VectorImpl::add();
|
|
}
|
|
|
|
template<class TYPE> inline
|
|
ssize_t Vector<TYPE>::replaceAt(size_t index) {
|
|
return VectorImpl::replaceAt(index);
|
|
}
|
|
|
|
template<class TYPE> inline
|
|
ssize_t Vector<TYPE>::removeItemsAt(size_t index, size_t count) {
|
|
return VectorImpl::removeItemsAt(index, count);
|
|
}
|
|
|
|
template<class TYPE> inline
|
|
status_t Vector<TYPE>::sort(Vector<TYPE>::compar_t cmp) {
|
|
return VectorImpl::sort((VectorImpl::compar_t)cmp);
|
|
}
|
|
|
|
template<class TYPE> inline
|
|
status_t Vector<TYPE>::sort(Vector<TYPE>::compar_r_t cmp, void* state) {
|
|
return VectorImpl::sort((VectorImpl::compar_r_t)cmp, state);
|
|
}
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
template<class TYPE>
|
|
void Vector<TYPE>::do_construct(void* storage, size_t num) const {
|
|
construct_type( reinterpret_cast<TYPE*>(storage), num );
|
|
}
|
|
|
|
template<class TYPE>
|
|
void Vector<TYPE>::do_destroy(void* storage, size_t num) const {
|
|
destroy_type( reinterpret_cast<TYPE*>(storage), num );
|
|
}
|
|
|
|
template<class TYPE>
|
|
void Vector<TYPE>::do_copy(void* dest, const void* from, size_t num) const {
|
|
copy_type( reinterpret_cast<TYPE*>(dest), reinterpret_cast<const TYPE*>(from), num );
|
|
}
|
|
|
|
template<class TYPE>
|
|
void Vector<TYPE>::do_splat(void* dest, const void* item, size_t num) const {
|
|
splat_type( reinterpret_cast<TYPE*>(dest), reinterpret_cast<const TYPE*>(item), num );
|
|
}
|
|
|
|
template<class TYPE>
|
|
void Vector<TYPE>::do_move_forward(void* dest, const void* from, size_t num) const {
|
|
move_forward_type( reinterpret_cast<TYPE*>(dest), reinterpret_cast<const TYPE*>(from), num );
|
|
}
|
|
|
|
template<class TYPE>
|
|
void Vector<TYPE>::do_move_backward(void* dest, const void* from, size_t num) const {
|
|
move_backward_type( reinterpret_cast<TYPE*>(dest), reinterpret_cast<const TYPE*>(from), num );
|
|
}
|
|
|
|
}; // namespace android
|
|
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
#endif // ANDROID_VECTOR_H
|