/*

 * Copyright 2016 Google Inc.

 *

 * Use of this source code is governed by a BSD-style license that can be

 * found in the LICENSE file.

 */

#include "tools/UrlDataManager.h"

#include <unordered_map>

#include <vector>

bool operator==(const SkData& a, const SkData& b) {

    return a.equals(&b);

}

UrlDataManager::UrlDataManager(SkString rootUrl) : fRootUrl(rootUrl), fDataId(0) {}

SkString UrlDataManager::addData(SkData* data, const char* contentType) {

    UrlData* urlData = fCache.find(*data);

    if (fCache.find(*data)) {

        SkASSERT(data->equals(urlData->fData.get()));

        return urlData->fUrl;

    }

    urlData = new UrlData;

    urlData->fData.reset(SkRef(data));

    urlData->fContentType.set(contentType);

    urlData->fUrl.appendf("%s/%u", fRootUrl.c_str(), fDataId++);

    fCache.add(urlData);

    SkASSERT(!fUrlLookup.find(urlData->fUrl));

    fUrlLookup.add(urlData);

    return urlData->fUrl;

}

Unexecuted instantiation: UrlDataManager::addData(SkData*, char const*)

Unexecuted instantiation: UrlDataManager::addData(SkData*, char const*)

void UrlDataManager::reset() {

    fCache.foreach([&](UrlData* urlData) {

        urlData->unref();

    });

    fCache.rewind();

}

void UrlDataManager::indexImages(const std::vector<sk_sp<SkImage>>& images) {

    SkASSERT(imageMap.empty());  // this method meant only for initialization once.

    for (size_t i = 0; i < images.size(); ++i) {

        imageMap.insert({images[i].get(), i});

    }

}

Unexecuted instantiation: UrlDataManager::indexImages(std::__1::vector<sk_sp<SkImage>, std::__1::allocator<sk_sp<SkImage> > > const&)

Unexecuted instantiation: UrlDataManager::indexImages(std::__1::vector<sk_sp<SkImage>, std::__1::allocator<sk_sp<SkImage> > > const&)

int UrlDataManager::lookupImage(const SkImage* im) {

    auto search = imageMap.find(im);

    if (search != imageMap.end()) {

        return search->second;

    } else {

        // -1 signals the pointer to this image wasn't in the original list.

        // Maybe it was synthesized after file load? If so, you shouldn't be looking it up here.

        return -1;

    }

}