| Index: skia/corecg/SkPageFlipper.cpp
|
| ===================================================================
|
| --- skia/corecg/SkPageFlipper.cpp (revision 16859)
|
| +++ skia/corecg/SkPageFlipper.cpp (working copy)
|
| @@ -1,85 +0,0 @@
|
| -/*
|
| - * Copyright (C) 2008 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.
|
| - */
|
| -
|
| -#include "SkPageFlipper.h"
|
| -
|
| -SkPageFlipper::SkPageFlipper() {
|
| - fWidth = 0;
|
| - fHeight = 0;
|
| - fDirty0 = &fDirty0Storage;
|
| - fDirty1 = &fDirty1Storage;
|
| -
|
| - fDirty0->setEmpty();
|
| - fDirty1->setEmpty();
|
| -}
|
| -
|
| -SkPageFlipper::SkPageFlipper(int width, int height) {
|
| - fWidth = width;
|
| - fHeight = height;
|
| - fDirty0 = &fDirty0Storage;
|
| - fDirty1 = &fDirty1Storage;
|
| -
|
| - fDirty0->setRect(0, 0, width, height);
|
| - fDirty1->setEmpty();
|
| -}
|
| -
|
| -void SkPageFlipper::resize(int width, int height) {
|
| - fWidth = width;
|
| - fHeight = height;
|
| -
|
| - // this is the opposite of the constructors
|
| - fDirty1->setRect(0, 0, width, height);
|
| - fDirty0->setEmpty();
|
| -}
|
| -
|
| -void SkPageFlipper::inval() {
|
| - fDirty1->setRect(0, 0, fWidth, fHeight);
|
| -}
|
| -
|
| -void SkPageFlipper::inval(const SkIRect& rect) {
|
| - SkIRect r;
|
| - r.set(0, 0, fWidth, fHeight);
|
| - if (r.intersect(rect)) {
|
| - fDirty1->op(r, SkRegion::kUnion_Op);
|
| - }
|
| -}
|
| -
|
| -void SkPageFlipper::inval(const SkRegion& rgn) {
|
| - SkRegion r;
|
| - r.setRect(0, 0, fWidth, fHeight);
|
| - if (r.op(rgn, SkRegion::kIntersect_Op)) {
|
| - fDirty1->op(r, SkRegion::kUnion_Op);
|
| - }
|
| -}
|
| -
|
| -void SkPageFlipper::inval(const SkRect& rect, bool antialias) {
|
| - SkIRect r;
|
| - rect.round(&r);
|
| - if (antialias) {
|
| - r.inset(-1, -1);
|
| - }
|
| - this->inval(r);
|
| -}
|
| -
|
| -const SkRegion& SkPageFlipper::update(SkRegion* copyBits) {
|
| - // Copy over anything new from page0 that isn't dirty in page1
|
| - copyBits->op(*fDirty0, *fDirty1, SkRegion::kDifference_Op);
|
| - SkTSwap<SkRegion*>(fDirty0, fDirty1);
|
| - fDirty1->setEmpty();
|
| - return *fDirty0;
|
| -}
|
| -
|
| -
|
|
|