blob: b8ca40b4ef3b86056730b9c7292c74b08ff2b80b [file] [log] [blame]
/*
* Copyright 2011 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "SkPathHeap.h"
#include "SkPath.h"
#include "SkStream.h"
#include "SkFlattenableBuffers.h"
#include <new>
SK_DEFINE_INST_COUNT(SkPathHeap)
#define kPathCount 64
SkPathHeap::SkPathHeap() : fHeap(kPathCount * sizeof(SkPath)) {
}
SkPathHeap::SkPathHeap(SkFlattenableReadBuffer& buffer)
: fHeap(kPathCount * sizeof(SkPath)) {
const int count = buffer.readInt();
fPaths.setCount(count);
SkPath** ptr = fPaths.begin();
SkPath* p = (SkPath*)fHeap.allocThrow(count * sizeof(SkPath));
for (int i = 0; i < count; i++) {
new (p) SkPath;
buffer.readPath(p);
*ptr++ = p; // record the pointer
p++; // move to the next storage location
}
}
SkPathHeap::~SkPathHeap() {
SkPath** iter = fPaths.begin();
SkPath** stop = fPaths.end();
while (iter < stop) {
(*iter)->~SkPath();
iter++;
}
}
int SkPathHeap::append(const SkPath& path) {
SkPath* p = (SkPath*)fHeap.allocThrow(sizeof(SkPath));
new (p) SkPath(path);
*fPaths.append() = p;
return fPaths.count();
}
void SkPathHeap::flatten(SkFlattenableWriteBuffer& buffer) const {
int count = fPaths.count();
buffer.writeInt(count);
SkPath** iter = fPaths.begin();
SkPath** stop = fPaths.end();
while (iter < stop) {
buffer.writePath(**iter);
iter++;
}
}