527 lines
15 KiB
C++
527 lines
15 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop application for the Telegram messaging service.
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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*/
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#include "ui/chat/attach/attach_album_thumbnail.h"
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#include "ui/chat/attach/attach_prepare.h"
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#include "ui/image/image_prepare.h"
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#include "ui/text/format_values.h"
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#include "ui/widgets/buttons.h"
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#include "ui/ui_utility.h"
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#include "base/call_delayed.h"
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#include "styles/style_chat.h"
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#include "styles/style_boxes.h"
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#include <QtCore/QFileInfo>
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namespace Ui {
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AlbumThumbnail::AlbumThumbnail(
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const PreparedFile &file,
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const GroupMediaLayout &layout,
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QWidget *parent,
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Fn<void()> editCallback,
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Fn<void()> deleteCallback)
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: _layout(layout)
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, _fullPreview(file.preview)
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, _shrinkSize(int(std::ceil(st::historyMessageRadius / 1.4)))
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, _isPhoto(file.type == PreparedFile::Type::Photo)
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, _isVideo(file.type == PreparedFile::Type::Video) {
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Expects(!_fullPreview.isNull());
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moveToLayout(layout);
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using Option = Images::Option;
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const auto previewWidth = _fullPreview.width();
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const auto previewHeight = _fullPreview.height();
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const auto imageWidth = std::max(
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previewWidth / style::DevicePixelRatio(),
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st::minPhotoSize);
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const auto imageHeight = std::max(
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previewHeight / style::DevicePixelRatio(),
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st::minPhotoSize);
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_photo = PixmapFromImage(Images::Prepare(
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_fullPreview,
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QSize(previewWidth, previewHeight),
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{
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.options = Option::RoundLarge,
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.outer = { imageWidth, imageHeight },
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}));
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const auto &st = st::attachPreviewThumbLayout;
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const auto idealSize = st.thumbSize * style::DevicePixelRatio();
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const auto fileThumbSize = (previewWidth > previewHeight)
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? QSize(previewWidth * idealSize / previewHeight, idealSize)
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: QSize(idealSize, previewHeight * idealSize / previewWidth);
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_fileThumb = PixmapFromImage(Images::Prepare(
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_fullPreview,
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fileThumbSize,
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{
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.options = Option::RoundSmall,
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.outer = { st.thumbSize, st.thumbSize },
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}));
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const auto availableFileWidth = st::sendMediaPreviewSize
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- st.thumbSize
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- st.padding.right()
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// Right buttons.
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- st::sendBoxAlbumGroupButtonFile.width * 2
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- st::sendBoxAlbumGroupEditInternalSkip * 2
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- st::sendBoxAlbumGroupSkipRight;
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const auto filepath = file.path;
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if (filepath.isEmpty()) {
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_name = "image.png";
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_status = FormatImageSizeText(_fullPreview.size()
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/ _fullPreview.devicePixelRatio());
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} else {
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auto fileinfo = QFileInfo(filepath);
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_name = fileinfo.fileName();
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_status = FormatSizeText(fileinfo.size());
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}
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_nameWidth = st::semiboldFont->width(_name);
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if (_nameWidth > availableFileWidth) {
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_name = st::semiboldFont->elided(
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_name,
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availableFileWidth,
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Qt::ElideMiddle);
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_nameWidth = st::semiboldFont->width(_name);
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}
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_statusWidth = st::normalFont->width(_status);
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_editMedia.create(parent, st::sendBoxAlbumGroupButtonFile);
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_deleteMedia.create(parent, st::sendBoxAlbumGroupButtonFile);
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const auto duration = st::historyAttach.ripple.hideDuration;
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_editMedia->setClickedCallback([=] {
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base::call_delayed(duration, parent, editCallback);
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});
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_deleteMedia->setClickedCallback(deleteCallback);
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_editMedia->setIconOverride(&st::sendBoxAlbumGroupEditButtonIconFile);
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_deleteMedia->setIconOverride(&st::sendBoxAlbumGroupDeleteButtonIconFile);
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updateFileRow(-1);
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}
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void AlbumThumbnail::updateFileRow(int row) {
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if (row < 0) {
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_editMedia->hide();
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_deleteMedia->hide();
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return;
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}
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_editMedia->show();
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_deleteMedia->show();
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const auto fileHeight = st::attachPreviewThumbLayout.thumbSize
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+ st::sendMediaRowSkip;
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const auto top = row * fileHeight + st::sendBoxFileGroupSkipTop;
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auto right = st::sendBoxFileGroupSkipRight + st::boxPhotoPadding.right();
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_deleteMedia->moveToRight(right, top);
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right += st::sendBoxFileGroupEditInternalSkip + _deleteMedia->width();
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_editMedia->moveToRight(right, top);
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}
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void AlbumThumbnail::resetLayoutAnimation() {
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_animateFromGeometry = std::nullopt;
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}
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void AlbumThumbnail::animateLayoutToInitial() {
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_animateFromGeometry = countRealGeometry();
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_suggestedMove = 0.;
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_albumPosition = QPoint(0, 0);
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}
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void AlbumThumbnail::moveToLayout(const GroupMediaLayout &layout) {
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using Option = Images::Option;
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animateLayoutToInitial();
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_layout = layout;
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const auto width = _layout.geometry.width();
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const auto height = _layout.geometry.height();
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_albumCorners = GetCornersFromSides(_layout.sides);
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const auto corner = [&](RectPart part, Option skip) {
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return !(_albumCorners & part) ? skip : Option();
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};
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const auto options = Option::RoundLarge
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| corner(RectPart::TopLeft, Option::RoundSkipTopLeft)
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| corner(RectPart::TopRight, Option::RoundSkipTopRight)
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| corner(RectPart::BottomLeft, Option::RoundSkipBottomLeft)
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| corner(RectPart::BottomRight, Option::RoundSkipBottomRight);
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const auto pixSize = GetImageScaleSizeForGeometry(
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{ _fullPreview.width(), _fullPreview.height() },
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{ width, height });
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const auto pixWidth = pixSize.width() * style::DevicePixelRatio();
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const auto pixHeight = pixSize.height() * style::DevicePixelRatio();
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_albumImage = PixmapFromImage(Images::Prepare(
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_fullPreview,
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QSize(pixWidth, pixHeight),
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{
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.options = options,
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.outer = { width, height },
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}));
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}
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int AlbumThumbnail::photoHeight() const {
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return _photo.height() / style::DevicePixelRatio();
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}
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void AlbumThumbnail::paintInAlbum(
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Painter &p,
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int left,
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int top,
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float64 shrinkProgress,
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float64 moveProgress) {
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const auto shrink = anim::interpolate(0, _shrinkSize, shrinkProgress);
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_lastShrinkValue = shrink;
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const auto geometry = countCurrentGeometry(moveProgress);
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const auto x = left + geometry.x();
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const auto y = top + geometry.y();
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if (shrink > 0 || moveProgress < 1.) {
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const auto size = geometry.size();
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if (shrinkProgress < 1 && _albumCorners != RectPart::None) {
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prepareCache(size, shrink);
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p.drawImage(x, y, _albumCache);
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} else {
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const auto to = QRect({ x, y }, size).marginsRemoved(
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{ shrink, shrink, shrink, shrink }
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);
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drawSimpleFrame(p, to, size);
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}
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} else {
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p.drawPixmap(x, y, _albumImage);
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}
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if (_isVideo) {
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const auto innerSize = st::msgFileLayout.thumbSize;
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const auto inner = QRect(
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x + (geometry.width() - innerSize) / 2,
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y + (geometry.height() - innerSize) / 2,
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innerSize,
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innerSize);
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{
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PainterHighQualityEnabler hq(p);
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p.setPen(Qt::NoPen);
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p.setBrush(st::msgDateImgBg);
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p.drawEllipse(inner);
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}
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st::historyFileThumbPlay.paintInCenter(p, inner);
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}
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_lastRectOfButtons = paintButtons(
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p,
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{ x, y },
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geometry.width(),
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shrinkProgress);
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_lastRectOfModify = QRect(QPoint(x, y), geometry.size());
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}
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void AlbumThumbnail::prepareCache(QSize size, int shrink) {
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const auto width = std::max(
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_layout.geometry.width(),
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_animateFromGeometry ? _animateFromGeometry->width() : 0);
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const auto height = std::max(
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_layout.geometry.height(),
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_animateFromGeometry ? _animateFromGeometry->height() : 0);
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const auto cacheSize = QSize(width, height) * style::DevicePixelRatio();
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if (_albumCache.width() < cacheSize.width()
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|| _albumCache.height() < cacheSize.height()) {
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_albumCache = QImage(cacheSize, QImage::Format_ARGB32_Premultiplied);
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_albumCache.setDevicePixelRatio(style::DevicePixelRatio());
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}
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_albumCache.fill(Qt::transparent);
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{
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Painter p(&_albumCache);
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const auto to = QRect(QPoint(), size).marginsRemoved(
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{ shrink, shrink, shrink, shrink }
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);
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drawSimpleFrame(p, to, size);
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}
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_albumCache = Images::Round(
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std::move(_albumCache),
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ImageRoundRadius::Large,
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_albumCorners,
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QRect(QPoint(), size * style::DevicePixelRatio()));
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}
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void AlbumThumbnail::drawSimpleFrame(Painter &p, QRect to, QSize size) const {
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const auto fullWidth = _fullPreview.width();
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const auto fullHeight = _fullPreview.height();
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const auto previewSize = GetImageScaleSizeForGeometry(
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{ fullWidth, fullHeight },
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{ size.width(), size.height() });
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const auto previewWidth = previewSize.width() * style::DevicePixelRatio();
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const auto previewHeight = previewSize.height() * style::DevicePixelRatio();
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const auto width = size.width() * style::DevicePixelRatio();
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const auto height = size.height() * style::DevicePixelRatio();
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const auto scaleWidth = to.width() / float64(width);
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const auto scaleHeight = to.height() / float64(height);
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const auto Round = [](float64 value) {
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return int(base::SafeRound(value));
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};
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const auto [from, fillBlack] = [&] {
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if (previewWidth < width && previewHeight < height) {
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const auto toWidth = Round(previewWidth * scaleWidth);
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const auto toHeight = Round(previewHeight * scaleHeight);
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return std::make_pair(
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QRect(0, 0, fullWidth, fullHeight),
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QMargins(
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(to.width() - toWidth) / 2,
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(to.height() - toHeight) / 2,
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to.width() - toWidth - (to.width() - toWidth) / 2,
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to.height() - toHeight - (to.height() - toHeight) / 2));
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} else if (previewWidth * height > previewHeight * width) {
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if (previewHeight >= height) {
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const auto takeWidth = previewWidth * height / previewHeight;
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const auto useWidth = fullWidth * width / takeWidth;
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return std::make_pair(
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QRect(
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(fullWidth - useWidth) / 2,
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0,
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useWidth,
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fullHeight),
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QMargins(0, 0, 0, 0));
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} else {
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const auto takeWidth = previewWidth;
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const auto useWidth = fullWidth * width / takeWidth;
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const auto toHeight = Round(previewHeight * scaleHeight);
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const auto toSkip = (to.height() - toHeight) / 2;
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return std::make_pair(
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QRect(
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(fullWidth - useWidth) / 2,
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0,
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useWidth,
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fullHeight),
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QMargins(
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0,
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toSkip,
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0,
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to.height() - toHeight - toSkip));
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}
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} else {
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if (previewWidth >= width) {
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const auto takeHeight = previewHeight * width / previewWidth;
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const auto useHeight = fullHeight * height / takeHeight;
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return std::make_pair(
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QRect(
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0,
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(fullHeight - useHeight) / 2,
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fullWidth,
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useHeight),
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QMargins(0, 0, 0, 0));
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} else {
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const auto takeHeight = previewHeight;
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const auto useHeight = fullHeight * height / takeHeight;
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const auto toWidth = Round(previewWidth * scaleWidth);
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const auto toSkip = (to.width() - toWidth) / 2;
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return std::make_pair(
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QRect(
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0,
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(fullHeight - useHeight) / 2,
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fullWidth,
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useHeight),
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QMargins(
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toSkip,
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0,
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to.width() - toWidth - toSkip,
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0));
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}
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}
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}();
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p.drawImage(to.marginsRemoved(fillBlack), _fullPreview, from);
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if (fillBlack.top() > 0) {
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p.fillRect(to.x(), to.y(), to.width(), fillBlack.top(), st::imageBg);
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}
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if (fillBlack.bottom() > 0) {
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p.fillRect(
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to.x(),
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to.y() + to.height() - fillBlack.bottom(),
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to.width(),
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fillBlack.bottom(),
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st::imageBg);
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}
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if (fillBlack.left() > 0) {
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p.fillRect(
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to.x(),
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to.y() + fillBlack.top(),
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fillBlack.left(),
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to.height() - fillBlack.top() - fillBlack.bottom(),
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st::imageBg);
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}
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if (fillBlack.right() > 0) {
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p.fillRect(
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to.x() + to.width() - fillBlack.right(),
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to.y() + fillBlack.top(),
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fillBlack.right(),
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to.height() - fillBlack.top() - fillBlack.bottom(),
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st::imageBg);
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}
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}
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void AlbumThumbnail::paintPhoto(Painter &p, int left, int top, int outerWidth) {
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const auto size = _photo.size() / style::DevicePixelRatio();
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p.drawPixmapLeft(
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left + (st::sendMediaPreviewSize - size.width()) / 2,
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top,
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outerWidth,
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_photo);
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const auto topLeft = QPoint{ left, top };
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_lastRectOfButtons = paintButtons(
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p,
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topLeft,
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st::sendMediaPreviewSize,
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0);
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_lastRectOfModify = QRect(topLeft, size);
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}
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void AlbumThumbnail::paintFile(
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Painter &p,
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int left,
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int top,
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int outerWidth) {
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const auto &st = st::attachPreviewThumbLayout;
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const auto textLeft = left + st.thumbSize + st.padding.right();
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p.drawPixmap(left, top, _fileThumb);
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p.setFont(st::semiboldFont);
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p.setPen(st::historyFileNameInFg);
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p.drawTextLeft(
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textLeft,
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top + st.nameTop,
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outerWidth,
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_name,
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_nameWidth);
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p.setFont(st::normalFont);
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p.setPen(st::mediaInFg);
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p.drawTextLeft(
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textLeft,
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top + st.statusTop,
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outerWidth,
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_status,
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_statusWidth);
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_lastRectOfModify = QRect(
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QPoint(left, top),
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_fileThumb.size() / style::DevicePixelRatio());
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}
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bool AlbumThumbnail::containsPoint(QPoint position) const {
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return _layout.geometry.contains(position);
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}
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bool AlbumThumbnail::buttonsContainPoint(QPoint position) const {
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return (_isPhoto
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? _lastRectOfModify
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: _lastRectOfButtons).contains(position);
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}
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AttachButtonType AlbumThumbnail::buttonTypeFromPoint(QPoint position) const {
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if (!buttonsContainPoint(position)) {
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return AttachButtonType::None;
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}
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return !_lastRectOfButtons.contains(position)
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? AttachButtonType::Modify
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: (position.x() < _lastRectOfButtons.center().x())
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? AttachButtonType::Edit
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: AttachButtonType::Delete;
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}
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int AlbumThumbnail::distanceTo(QPoint position) const {
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const auto delta = (_layout.geometry.center() - position);
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return QPoint::dotProduct(delta, delta);
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}
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bool AlbumThumbnail::isPointAfter(QPoint position) const {
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return position.x() > _layout.geometry.center().x();
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}
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void AlbumThumbnail::moveInAlbum(QPoint to) {
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_albumPosition = to;
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}
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QPoint AlbumThumbnail::center() const {
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auto realGeometry = _layout.geometry;
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realGeometry.moveTopLeft(realGeometry.topLeft() + _albumPosition);
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return realGeometry.center();
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}
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void AlbumThumbnail::suggestMove(float64 delta, Fn<void()> callback) {
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if (_suggestedMove != delta) {
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_suggestedMoveAnimation.start(
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std::move(callback),
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_suggestedMove,
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delta,
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kShrinkDuration);
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_suggestedMove = delta;
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}
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}
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QRect AlbumThumbnail::countRealGeometry() const {
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const auto addLeft = int(base::SafeRound(
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_suggestedMoveAnimation.value(_suggestedMove) * _lastShrinkValue));
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const auto current = _layout.geometry;
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const auto realTopLeft = current.topLeft()
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+ _albumPosition
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+ QPoint(addLeft, 0);
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return { realTopLeft, current.size() };
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}
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QRect AlbumThumbnail::countCurrentGeometry(float64 progress) const {
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const auto now = countRealGeometry();
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if (_animateFromGeometry && progress < 1.) {
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return {
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anim::interpolate(_animateFromGeometry->x(), now.x(), progress),
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anim::interpolate(_animateFromGeometry->y(), now.y(), progress),
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anim::interpolate(_animateFromGeometry->width(), now.width(), progress),
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anim::interpolate(_animateFromGeometry->height(), now.height(), progress)
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};
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}
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return now;
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}
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void AlbumThumbnail::finishAnimations() {
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_suggestedMoveAnimation.stop();
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}
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QRect AlbumThumbnail::paintButtons(
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Painter &p,
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QPoint point,
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int outerWidth,
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float64 shrinkProgress) {
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const auto &skipRight = st::sendBoxAlbumGroupSkipRight;
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const auto &skipTop = st::sendBoxAlbumGroupSkipTop;
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const auto groupWidth = _buttons.width();
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// If the width is tiny, it would be better to not display the buttons.
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if (groupWidth > outerWidth) {
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return QRect();
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}
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// If the width is too small,
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// it would be better to display the buttons in the center.
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const auto groupX = point.x() + ((groupWidth + skipRight * 2 > outerWidth)
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? (outerWidth - groupWidth) / 2
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: outerWidth - skipRight - groupWidth);
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const auto groupY = point.y() + skipTop;
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const auto opacity = p.opacity();
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p.setOpacity(1.0 - shrinkProgress);
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_buttons.paint(p, groupX, groupY);
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p.setOpacity(opacity);
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return QRect(groupX, groupY, groupWidth, _buttons.height());
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}
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} // namespace Ui
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