114 lines
3 KiB
C++
114 lines
3 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 "data/data_reply_preview.h"
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#include "data/data_file_origin.h"
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#include "data/data_document.h"
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#include "data/data_document_media.h"
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#include "data/data_photo.h"
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#include "data/data_photo_media.h"
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#include "ui/image/image.h"
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namespace Data {
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ReplyPreview::ReplyPreview(not_null<DocumentData*> document)
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: _document(document) {
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}
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ReplyPreview::ReplyPreview(not_null<PhotoData*> photo)
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: _photo(photo) {
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}
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ReplyPreview::~ReplyPreview() = default;
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void ReplyPreview::prepare(not_null<Image*> image, Images::Options options) {
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if (image->isNull()) {
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return;
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}
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int w = image->width(), h = image->height();
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if (w <= 0) w = 1;
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if (h <= 0) h = 1;
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auto thumbSize = (w > h)
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? QSize(
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w * st::msgReplyBarSize.height() / h,
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st::msgReplyBarSize.height())
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: QSize(
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st::msgReplyBarSize.height(),
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h * st::msgReplyBarSize.height() / w);
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thumbSize *= cIntRetinaFactor();
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const auto prepareOptions = Images::Option::Smooth
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| Images::Option::TransparentBackground
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| options;
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auto outerSize = st::msgReplyBarSize.height();
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auto bitmap = image->pixNoCache(
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thumbSize.width(),
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thumbSize.height(),
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prepareOptions,
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outerSize,
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outerSize);
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_image = std::make_unique<Image>(bitmap.toImage());
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_good = ((options & Images::Option::Blurred) == 0);
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}
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Image *ReplyPreview::image(Data::FileOrigin origin) {
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if (_checked) {
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return _image.get();
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}
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if (_document) {
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if (!_image || (!_good && _document->hasThumbnail())) {
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if (!_documentMedia) {
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_documentMedia = _document->createMediaView();
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_documentMedia->thumbnailWanted(origin);
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}
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const auto thumbnail = _documentMedia->thumbnail();
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const auto option = _document->isVideoMessage()
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? Images::Option::Circled
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: Images::Option::None;
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if (thumbnail) {
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prepare(thumbnail, option);
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} else if (!_image) {
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if (const auto image = _documentMedia->thumbnailInline()) {
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prepare(image, option | Images::Option::Blurred);
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}
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}
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if (_good || !_document->hasThumbnail()) {
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_checked = true;
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_documentMedia = nullptr;
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}
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}
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} else {
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Assert(_photo != nullptr);
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if (!_image || !_good) {
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if (!_photoMedia) {
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_photoMedia = _photo->createMediaView();
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_photoMedia->wanted(PhotoSize::Small, origin);
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}
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if (const auto small = _photoMedia->image(PhotoSize::Small)) {
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prepare(small, Images::Option(0));
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} else if (const auto large = _photoMedia->image(
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PhotoSize::Large)) {
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prepare(large, Images::Option(0));
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} else if (!_image) {
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if (const auto blurred = _photoMedia->thumbnailInline()) {
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prepare(blurred, Images::Option::Blurred);
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}
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}
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if (_good) {
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_checked = true;
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_photoMedia = nullptr;
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}
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}
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}
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return _image.get();
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}
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bool ReplyPreview::loaded() const {
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return _checked;
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}
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} // namespace Data
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