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Diffstat (limited to 'include/ui/Region.h')
| -rw-r--r-- | include/ui/Region.h | 174 |
1 files changed, 0 insertions, 174 deletions
diff --git a/include/ui/Region.h b/include/ui/Region.h deleted file mode 100644 index 7689673..0000000 --- a/include/ui/Region.h +++ /dev/null @@ -1,174 +0,0 @@ -/* - * Copyright (C) 2007 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_UI_REGION_H -#define ANDROID_UI_REGION_H - -#include <stdint.h> -#include <sys/types.h> - -#include <utils/Vector.h> -#include <utils/Parcel.h> - -#include <ui/Rect.h> - -#include <hardware/copybit.h> - -#include <core/SkRegion.h> - -namespace android { -// --------------------------------------------------------------------------- - -class String8; - -// --------------------------------------------------------------------------- -class Region -{ -public: - Region(); - Region(const Region& rhs); - explicit Region(const SkRegion& rhs); - explicit Region(const Rect& rhs); - explicit Region(const Parcel& parcel); - explicit Region(const void* buffer); - ~Region(); - - Region& operator = (const Region& rhs); - - inline bool isEmpty() const { return mRegion.isEmpty(); } - inline bool isRect() const { return mRegion.isRect(); } - - Rect bounds() const; - - const SkRegion& toSkRegion() const; - - void clear(); - void set(const Rect& r); - - Region& orSelf(const Rect& rhs); - Region& andSelf(const Rect& rhs); - - // boolean operators, applied on this - Region& orSelf(const Region& rhs); - Region& andSelf(const Region& rhs); - Region& subtractSelf(const Region& rhs); - - // these translate rhs first - Region& translateSelf(int dx, int dy); - Region& orSelf(const Region& rhs, int dx, int dy); - Region& andSelf(const Region& rhs, int dx, int dy); - Region& subtractSelf(const Region& rhs, int dx, int dy); - - // boolean operators - Region merge(const Region& rhs) const; - Region intersect(const Region& rhs) const; - Region subtract(const Region& rhs) const; - - // these translate rhs first - Region translate(int dx, int dy) const; - Region merge(const Region& rhs, int dx, int dy) const; - Region intersect(const Region& rhs, int dx, int dy) const; - Region subtract(const Region& rhs, int dx, int dy) const; - - // convenience operators overloads - inline Region operator | (const Region& rhs) const; - inline Region operator & (const Region& rhs) const; - inline Region operator - (const Region& rhs) const; - inline Region operator + (const Point& pt) const; - - inline Region& operator |= (const Region& rhs); - inline Region& operator &= (const Region& rhs); - inline Region& operator -= (const Region& rhs); - inline Region& operator += (const Point& pt); - - class iterator { - SkRegion::Iterator mIt; - public: - iterator(const Region& r); - inline operator bool () const { return !done(); } - int iterate(Rect* rect); - private: - inline bool done() const { - return const_cast<SkRegion::Iterator&>(mIt).done(); - } - }; - - size_t rects(Vector<Rect>& rectList) const; - - // flatten/unflatten a region to/from a Parcel - status_t write(Parcel& parcel) const; - status_t read(const Parcel& parcel); - - // flatten/unflatten a region to/from a raw buffer - ssize_t write(void* buffer, size_t size) const; - static ssize_t writeEmpty(void* buffer, size_t size); - - ssize_t read(const void* buffer); - static bool isEmpty(void* buffer); - - void dump(String8& out, const char* what, uint32_t flags=0) const; - void dump(const char* what, uint32_t flags=0) const; - -private: - SkRegion mRegion; -}; - - -Region Region::operator | (const Region& rhs) const { - return merge(rhs); -} -Region Region::operator & (const Region& rhs) const { - return intersect(rhs); -} -Region Region::operator - (const Region& rhs) const { - return subtract(rhs); -} -Region Region::operator + (const Point& pt) const { - return translate(pt.x, pt.y); -} - - -Region& Region::operator |= (const Region& rhs) { - return orSelf(rhs); -} -Region& Region::operator &= (const Region& rhs) { - return andSelf(rhs); -} -Region& Region::operator -= (const Region& rhs) { - return subtractSelf(rhs); -} -Region& Region::operator += (const Point& pt) { - return translateSelf(pt.x, pt.y); -} - -// --------------------------------------------------------------------------- - -struct region_iterator : public copybit_region_t { - region_iterator(const Region& region) : i(region) { - this->next = iterate; - } -private: - static int iterate(copybit_region_t const * self, copybit_rect_t* rect) { - return static_cast<const region_iterator*>(self) - ->i.iterate(reinterpret_cast<Rect*>(rect)); - } - mutable Region::iterator i; -}; -// --------------------------------------------------------------------------- -}; // namespace android - -#endif // ANDROID_UI_REGION_H - |