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fix

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This commit is contained in:
Andrei Yankovich 2020-09-29 19:14:18 +03:00
parent 46d7136718
commit 82f9c62a7b
2 changed files with 36 additions and 27 deletions

53
Site/BaseFront/Front/src/correnthostimageprovider.cpp

@ -58,40 +58,39 @@ QQuickTextureFactory *AsyncImageResponse::textureFactory() const {
}
#ifdef Q_OS_WASM
static void *response = nullptr;
void AsyncImageResponse::downloadSucceeded(emscripten_fetch_t *fetch) {
auto resp = static_cast<AsyncImageResponse*>(fetch->userData);
resp->m_image = QImage::fromData(reinterpret_cast<const unsigned char*>(fetch->data),
fetch->numBytes);
if (resp->m_requestedSize.isValid())
resp->m_image = resp->m_image.scaled(resp->m_requestedSize);
emit resp->finished();
emscripten_fetch_close(fetch); // Free data associated with the fetch.
};
void AsyncImageResponse::downloadFailed(emscripten_fetch_t *fetch) {
QuasarAppUtils::Params::log(QString("Downloading %0 failed, HTTP failure status code: %1.\n").
arg(fetch->url).arg(fetch->status),
QuasarAppUtils::Error);
emscripten_fetch_close(fetch); // Also free data on failure.
auto resp = static_cast<AsyncImageResponse*>(fetch->userData);
resp->cancel();
};
#endif
void AsyncImageResponse::run() {
#ifdef Q_OS_WASM
response = this;
auto downloadSucceeded = [](emscripten_fetch_t *fetch) {
auto resp = static_cast<AsyncImageResponse*>(response);
resp->m_image = QImage::fromData(reinterpret_cast<const unsigned char*>(fetch->data),
fetch->numBytes);
if (resp->m_requestedSize.isValid())
resp->m_image = resp->m_image.scaled(resp->m_requestedSize);
emit resp->finished();
emscripten_fetch_close(fetch); // Free data associated with the fetch.
};
auto downloadFailed = [](emscripten_fetch_t *fetch) {
QuasarAppUtils::Params::log(QString("Downloading %0 failed, HTTP failure status code: %1.\n").
arg(fetch->url).arg(fetch->status),
QuasarAppUtils::Error);
emscripten_fetch_close(fetch); // Also free data on failure.
auto resp = static_cast<AsyncImageResponse*>(response);
resp->cancel();
};
emscripten_fetch_attr_t attr;
attr.userData = this;
emscripten_fetch_attr_init(&attr);
strcpy(attr.requestMethod, "GET");
attr.attributes = EMSCRIPTEN_FETCH_LOAD_TO_MEMORY;

10
Site/BaseFront/Front/src/correnthostimageprovider.h

@ -15,6 +15,10 @@
class QNetworkAccessManager;
#ifdef Q_OS_WASM
class emscripten_fetch_t;
#endif
namespace BaseFront {
class BASEFRONT_LIBRARYSHARED_EXPORT AsyncImageResponse : public QQuickImageResponse, public QRunnable
@ -33,6 +37,12 @@ private:
QImage m_image;
QSize m_requestedSize;
private:
#ifdef Q_OS_WASM
static void downloadSucceeded(emscripten_fetch_t *fetch);
static void downloadFailed(emscripten_fetch_t *fetch);
#endif
};
class BASEFRONT_LIBRARYSHARED_EXPORT CorrentHostImageProvider: public QQuickAsyncImageProvider