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// Copyright (C) 2020 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include "imagecachecollector.h"
#include "imagecacheconnectionmanager.h"
#include <model.h>
#include <nodeinstanceview.h>
#include <nodemetainfo.h>
#include <plaintexteditmodifier.h>
#include <rewriterview.h>
#include <projectexplorer/project.h>
#include <projectexplorer/target.h>
#include <utils/fileutils.h>
#include <QGuiApplication>
#include <QPlainTextEdit>
namespace QmlDesigner {
namespace {
QByteArray fileToByteArray(const QString &filename)
{
QFile file(filename);
QFileInfo fleInfo(file);
if (fleInfo.exists() && file.open(QFile::ReadOnly))
return file.readAll();
return {};
}
QString fileToString(const QString &filename)
{
return QString::fromUtf8(fileToByteArray(filename));
}
} // namespace
ImageCacheCollector::ImageCacheCollector(ImageCacheConnectionManager &connectionManager,
QSize captureImageMinimumSize,
QSize captureImageMaximumSize,
ExternalDependenciesInterface &externalDependencies,
ImageCacheCollectorNullImageHandling nullImageHandling)
: m_connectionManager{connectionManager}
, captureImageMinimumSize{captureImageMinimumSize}
, captureImageMaximumSize{captureImageMaximumSize}
, m_externalDependencies{externalDependencies}
, nullImageHandling{nullImageHandling}
{}
ImageCacheCollector::~ImageCacheCollector() = default;
namespace {
QImage scaleImage(const QImage &image, QSize targetSize)
{
if (image.isNull())
return {};
const qreal ratio = qGuiApp->devicePixelRatio();
if (ratio > 1.0)
targetSize *= qRound(ratio);
QSize scaledImageSize = image.size().scaled(targetSize.boundedTo(image.size()),
Qt::KeepAspectRatio);
return image.scaled(scaledImageSize, Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
}
} // namespace
void ImageCacheCollector::start(Utils::SmallStringView name,
Utils::SmallStringView state,
const ImageCache::AuxiliaryData &auxiliaryData,
CaptureCallback captureCallback,
AbortCallback abortCallback,
ImageCache::TraceToken traceToken)
{
#ifdef QDS_USE_PROJECTSTORAGE
if (!m_projectStorage || !m_pathCache)
return;
#endif
using namespace NanotraceHR::Literals;
auto [collectorTraceToken, flowtoken] = traceToken.beginDurationWithFlow(
"generate image in standard collector"_t);
RewriterView rewriterView{m_externalDependencies, RewriterView::Amend};
NodeInstanceView nodeInstanceView{m_connectionManager, m_externalDependencies};
nodeInstanceView.setCaptureImageMinimumAndMaximumSize(captureImageMinimumSize,
captureImageMaximumSize);
const QString filePath{name};
#ifdef QDS_USE_PROJECTSTORAGE
auto model = QmlDesigner::Model::create({*m_projectStorage, *m_pathCache},
"Item",
{},
QUrl::fromLocalFile(filePath));
#else
auto model = QmlDesigner::Model::create("QtQuick/Item", 2, 1);
model->setFileUrl(QUrl::fromLocalFile(filePath));
#endif
auto textDocument = std::make_unique<QTextDocument>(fileToString(filePath));
auto modifier = std::make_unique<NotIndentingTextEditModifier>(textDocument.get(),
QTextCursor{textDocument.get()});
rewriterView.setTextModifier(modifier.get());
model->setRewriterView(&rewriterView);
auto rootModelNodeMetaInfo = rewriterView.rootModelNode().metaInfo();
bool is3DRoot = rewriterView.errors().isEmpty()
&& (rootModelNodeMetaInfo.isQtQuick3DNode()
|| rootModelNodeMetaInfo.isQtQuick3DMaterial());
if (!rewriterView.errors().isEmpty() || (!rewriterView.rootModelNode().metaInfo().isGraphicalItem()
&& !is3DRoot)) {
if (abortCallback)
abortCallback(ImageCache::AbortReason::Failed, std::move(flowtoken));
return;
}
if (is3DRoot) {
if (auto libIcon = std::get_if<ImageCache::LibraryIconAuxiliaryData>(&auxiliaryData))
rewriterView.rootModelNode().setAuxiliaryData(AuxiliaryDataType::NodeInstancePropertyOverwrite,
"isLibraryIcon",
libIcon->enable);
}
ModelNode stateNode = rewriterView.modelNodeForId(QString{state});
if (stateNode.isValid())
rewriterView.setCurrentStateNode(stateNode);
QImage captureImage;
auto callback = [&](const QImage &image) { captureImage = image; };
if (!m_target)
return;
nodeInstanceView.setTarget(m_target.data());
m_connectionManager.setCallback(std::move(callback));
bool isCrashed = false;
nodeInstanceView.setCrashCallback([&] { isCrashed = true; });
model->setNodeInstanceView(&nodeInstanceView);
bool capturedDataArrived = m_connectionManager.waitForCapturedData();
m_connectionManager.setCallback({});
m_connectionManager.setCrashCallback({});
model->setNodeInstanceView({});
model->setRewriterView({});
if (isCrashed)
abortCallback(ImageCache::AbortReason::Failed, std::move(flowtoken));
if (!capturedDataArrived && abortCallback)
abortCallback(ImageCache::AbortReason::Failed, std::move(flowtoken));
if (nullImageHandling == ImageCacheCollectorNullImageHandling::CaptureNullImage
|| !captureImage.isNull()) {
QImage midSizeImage = scaleImage(captureImage, QSize{300, 300});
QImage smallImage = scaleImage(midSizeImage, QSize{96, 96});
captureCallback(captureImage, midSizeImage, smallImage, std::move(flowtoken));
}
}
ImageCacheCollectorInterface::ImageTuple ImageCacheCollector::createImage(
Utils::SmallStringView, Utils::SmallStringView, const ImageCache::AuxiliaryData &)
{
return {};
}
QIcon ImageCacheCollector::createIcon(Utils::SmallStringView,
Utils::SmallStringView,
const ImageCache::AuxiliaryData &)
{
return {};
}
void ImageCacheCollector::setTarget(ProjectExplorer::Target *target)
{
m_target = target;
}
ProjectExplorer::Target *ImageCacheCollector::target() const
{
return m_target;
}
} // namespace QmlDesigner
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