diff options
Diffstat (limited to 'libs/installer_fomod_plus/installer/ui/FomodImageViewer.cpp')
| -rw-r--r-- | libs/installer_fomod_plus/installer/ui/FomodImageViewer.cpp | 284 |
1 files changed, 284 insertions, 0 deletions
diff --git a/libs/installer_fomod_plus/installer/ui/FomodImageViewer.cpp b/libs/installer_fomod_plus/installer/ui/FomodImageViewer.cpp new file mode 100644 index 0000000..cb99d27 --- /dev/null +++ b/libs/installer_fomod_plus/installer/ui/FomodImageViewer.cpp @@ -0,0 +1,284 @@ +#include "FomodImageViewer.h" + +#include "ScaleLabel.h" +#include "UIHelper.h" + +#include <QLabel> +#include <QScrollArea> +#include <QtConcurrent/QtConcurrent> + +constexpr int PREVIEW_IMAGE_WIDTH = 160; +constexpr int PREVIEW_IMAGE_HEIGHT = 90; + +/* ++----------------------------------------------------------+ +|n/N X | ++---+--------------------------------------------------+---+ +| | | | +| | | | +| | | | +| | | | +| | | | +| | | | +| < | Image | > | +| | | | +| | | | +| | | | +| | | | +| | label | | ++------+------+------+---------------------------------+---+ +| | | | ...previews | +| | | | | ++------+------+------+-------------------------------------+ +*/ +constexpr auto BUTTON_STYLE = + "font-size: 16px; font-weight: bold; color: white; background-color: black; padding: 5px; border-radius: 1px solid black;"; + +FomodImageViewer::FomodImageViewer(QWidget* parent, + const QString& fomodPath, + const std::shared_ptr<StepViewModel>& activeStep, + const std::shared_ptr<PluginViewModel>& activePlugin) : QDialog(parent), mFomodPath(fomodPath), + mActiveStep(activeStep), + mActivePlugin(activePlugin) +{ + + setWindowFlags(Qt::FramelessWindowHint | Qt::Window); + setAttribute(Qt::WA_TranslucentBackground); + setStyleSheet("background-color: rgba(0, 0, 0, 150);"); + + const QScreen* screen = this->screen(); + const QRect availableGeometry = screen->availableGeometry(); + setFixedSize(availableGeometry.width(), availableGeometry.height()); + move(availableGeometry.x(), availableGeometry.y()); + + collectImages(); + mMainImageWrapper = createSinglePhotoPane(this); + mTopBar = createTopBar(this); + mPreviewImages = createPreviewImages(this); + mCenterRow = createCenterRow(this); + + const auto layout = new QVBoxLayout(this); + layout->setContentsMargins(0, 0, 0, 0); // Remove margins + layout->setSpacing(0); // Remove spacing between widgets + layout->addWidget(mTopBar); + layout->addWidget(mCenterRow, 1); + layout->addWidget(mPreviewImages); + setLayout(layout); + + select(mCurrentIndex); + + setFocusPolicy(Qt::StrongFocus); // so we can receive key events +} + +void FomodImageViewer::collectImages() +{ + mLabelsAndImages.clear(); + for (const auto& groupViewModel : mActiveStep->getGroups()) { + for (const auto& pluginViewModel : groupViewModel->getPlugins()) { + if (pluginViewModel->getImagePath().empty()) { + continue; + } + QString imagePath = UIHelper::getFullImagePath(mFomodPath, + QString::fromStdString(pluginViewModel->getImagePath())); + mLabelsAndImages.emplace_back(QString::fromStdString(pluginViewModel->getName()), imagePath); + + if (pluginViewModel == mActivePlugin) { + mCurrentIndex = static_cast<int>(mLabelsAndImages.size()) - 1; + } + } + } +} + +QWidget* FomodImageViewer::createCenterRow(QWidget* parent) +{ + const auto centerRow = new QWidget(parent); + const auto layout = new QHBoxLayout(centerRow); + + mBackButton = createBackButton(centerRow); + mForwardButton = createForwardButton(centerRow); + + mBackButton->setFocusPolicy(Qt::NoFocus); + mForwardButton->setFocusPolicy(Qt::NoFocus); + + layout->addWidget(mBackButton); + layout->addWidget(mMainImageWrapper, 1); + layout->addWidget(mForwardButton); + + return centerRow; +} + +// ReSharper disable once CppMemberFunctionMayBeStatic +QWidget* FomodImageViewer::createSinglePhotoPane(QWidget* parent) +{ + const auto singlePhotoPane = new QWidget(parent); + const auto layout = new QVBoxLayout(singlePhotoPane); + + // const auto [labelText, imagePath] = pair; + + mMainImage = new ScaleLabel(singlePhotoPane); + mMainImage->setAlignment(Qt::AlignCenter); + layout->addWidget(mMainImage, 1); + + mLabel = new QLabel(singlePhotoPane); + // mLabel->setText(labelText); + mLabel->setAlignment(Qt::AlignCenter); + mLabel->setStyleSheet("color: white; font-size: 20px;"); + layout->addWidget(mLabel); + + return singlePhotoPane; +} + +QScrollArea* FomodImageViewer::createPreviewImages(QWidget* parent) +{ + mImagePanes.clear(); + const auto previewImages = new QScrollArea(parent); + const auto widget = new QWidget(previewImages); + const auto layout = new QHBoxLayout(previewImages); + + layout->setContentsMargins(0, 0, 0, 0); + layout->setSpacing(0); + + for (int i = 0; i < mLabelsAndImages.size(); i++) { + const auto imageLabel = new ScaleLabel(previewImages); + imageLabel->setAlignment(Qt::AlignCenter); + imageLabel->setFixedSize(PREVIEW_IMAGE_WIDTH, PREVIEW_IMAGE_HEIGHT); + imageLabel->setFocusPolicy(Qt::NoFocus); + connect(imageLabel, &ScaleLabel::clicked, this, [this, i] { + select(i); + }); + layout->addWidget(imageLabel); + mImagePanes.emplace_back(imageLabel); + + // imageLabel->setScalableResource(mLabelsAndImages[i].second); + const auto imagePath = mLabelsAndImages[i].second; + + QThreadPool::globalInstance()->start([imageLabel, imagePath]() { + QMetaObject::invokeMethod(imageLabel, [imageLabel, imagePath]() { + imageLabel->setScalableResource(imagePath); + }, Qt::QueuedConnection); + }); + } + + widget->setLayout(layout); + previewImages->setFixedHeight(PREVIEW_IMAGE_HEIGHT + 10); + previewImages->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff); + previewImages->setHorizontalScrollBarPolicy(Qt::ScrollBarAsNeeded); + previewImages->setFocusPolicy(Qt::NoFocus); + + previewImages->setWidget(widget); + previewImages->setStyleSheet("QScrollArea { border: none; }"); + + return previewImages; +} + +QPushButton* FomodImageViewer::createBackButton(QWidget* parent) const +{ + const auto backButton = new QPushButton(parent); + backButton->setText("<"); + backButton->setStyleSheet(BUTTON_STYLE); + connect(backButton, &QPushButton::clicked, this, &FomodImageViewer::goBack); + return backButton; +} + +QPushButton* FomodImageViewer::createForwardButton(QWidget* parent) const +{ + const auto forwardButton = new QPushButton(parent); + forwardButton->setText(">"); + forwardButton-> + setStyleSheet(BUTTON_STYLE); + connect(forwardButton, &QPushButton::clicked, this, &FomodImageViewer::goForward); + return forwardButton; +} + +QWidget* FomodImageViewer::createTopBar(QWidget* parent) +{ + const auto topBar = new QWidget(parent); + const auto layout = new QHBoxLayout(topBar); + + // counter, spacer, close button + mCounter = new QLabel(topBar); + mCounter->setStyleSheet(BUTTON_STYLE); + layout->addWidget(mCounter); + + layout->addStretch(); + + mCloseButton = createCloseButton(topBar); + layout->addWidget(mCloseButton); + return topBar; +} + +QPushButton* FomodImageViewer::createCloseButton(QWidget* parent) +{ + const auto closeButton = new QPushButton(parent); + // const QIcon icon(":/fomod/close"); + // closeButton->setIcon(icon); + closeButton->setText("X"); + closeButton->setStyleSheet("color: white; background-color: black; padding: 5px; border-radius: 1px solid black;"); + connect(closeButton, &QPushButton::clicked, this, &FomodImageViewer::close); + return closeButton; +} + +void FomodImageViewer::updateCounterText() const +{ + mCounter->setText(QString::number(mCurrentIndex + 1) + "/" + QString::number(mLabelsAndImages.size())); +} + +void FomodImageViewer::goBack() +{ + if (mCurrentIndex == 0) { + return; + } + select(--mCurrentIndex); +} + +void FomodImageViewer::goForward() +{ + if (mCurrentIndex == mLabelsAndImages.size() - 1) { + return; + } + select(++mCurrentIndex); +} + +void FomodImageViewer::select(const int index) +{ + if (index < 0 || index >= mLabelsAndImages.size()) { + return; + } + + // Remove border from previously selected image + mCurrentIndex = index; // check for bounds? + updateCounterText(); + + for (int i = 0; i < mImagePanes.size(); i++) { + if (i == mCurrentIndex) { + mImagePanes[i]->setStyleSheet("border: 2px solid white;"); + } else { + mImagePanes[i]->setStyleSheet(""); + } + } + + const auto& imagePath = mLabelsAndImages[index].second; + const auto& labelText = mLabelsAndImages[index].first; + mLabel->setText(labelText); + mMainImage->setScalableResource(imagePath); +} + +void FomodImageViewer::keyPressEvent(QKeyEvent* event) +{ + switch (event->key()) { + case Qt::Key_Left: + goBack(); + break; + case Qt::Key_Right: + goForward(); + break; + default: + QDialog::keyPressEvent(event); + } +} + +void FomodImageViewer::showEvent(QShowEvent* event) +{ + QDialog::showEvent(event); + setFocus(); +}
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