114 lines
		
	
	
	
		
			3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			114 lines
		
	
	
	
		
			3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
 | |
| This file is part of Telegram Desktop,
 | |
| the official desktop application for the Telegram messaging service.
 | |
| 
 | |
| For license and copyright information please follow this link:
 | |
| https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 | |
| */
 | |
| #include "data/data_reply_preview.h"
 | |
| 
 | |
| #include "data/data_file_origin.h"
 | |
| #include "data/data_document.h"
 | |
| #include "data/data_document_media.h"
 | |
| #include "data/data_photo.h"
 | |
| #include "data/data_photo_media.h"
 | |
| #include "ui/image/image.h"
 | |
| 
 | |
| namespace Data {
 | |
| 
 | |
| ReplyPreview::ReplyPreview(not_null<DocumentData*> document)
 | |
| : _document(document) {
 | |
| }
 | |
| 
 | |
| ReplyPreview::ReplyPreview(not_null<PhotoData*> photo)
 | |
| : _photo(photo) {
 | |
| }
 | |
| 
 | |
| ReplyPreview::~ReplyPreview() = default;
 | |
| 
 | |
| void ReplyPreview::prepare(not_null<Image*> image, Images::Options options) {
 | |
| 	if (image->isNull()) {
 | |
| 		return;
 | |
| 	}
 | |
| 	int w = image->width(), h = image->height();
 | |
| 	if (w <= 0) w = 1;
 | |
| 	if (h <= 0) h = 1;
 | |
| 	auto thumbSize = (w > h)
 | |
| 		? QSize(
 | |
| 			w * st::msgReplyBarSize.height() / h,
 | |
| 			st::msgReplyBarSize.height())
 | |
| 		: QSize(
 | |
| 			st::msgReplyBarSize.height(),
 | |
| 			h * st::msgReplyBarSize.height() / w);
 | |
| 	thumbSize *= cIntRetinaFactor();
 | |
| 	const auto prepareOptions = Images::Option::Smooth
 | |
| 		| Images::Option::TransparentBackground
 | |
| 		| options;
 | |
| 	auto outerSize = st::msgReplyBarSize.height();
 | |
| 	auto bitmap = image->pixNoCache(
 | |
| 		thumbSize.width(),
 | |
| 		thumbSize.height(),
 | |
| 		prepareOptions,
 | |
| 		outerSize,
 | |
| 		outerSize);
 | |
| 	_image = std::make_unique<Image>(bitmap.toImage());
 | |
| 	_good = ((options & Images::Option::Blurred) == 0);
 | |
| }
 | |
| 
 | |
| Image *ReplyPreview::image(Data::FileOrigin origin) {
 | |
| 	if (_checked) {
 | |
| 		return _image.get();
 | |
| 	}
 | |
| 	if (_document) {
 | |
| 		if (!_image || (!_good && _document->hasThumbnail())) {
 | |
| 			if (!_documentMedia) {
 | |
| 				_documentMedia = _document->createMediaView();
 | |
| 				_documentMedia->thumbnailWanted(origin);
 | |
| 			}
 | |
| 			const auto thumbnail = _documentMedia->thumbnail();
 | |
| 			const auto option = _document->isVideoMessage()
 | |
| 				? Images::Option::Circled
 | |
| 				: Images::Option::None;
 | |
| 			if (thumbnail) {
 | |
| 				prepare(thumbnail, option);
 | |
| 			} else if (!_image) {
 | |
| 				if (const auto image = _documentMedia->thumbnailInline()) {
 | |
| 					prepare(image, option | Images::Option::Blurred);
 | |
| 				}
 | |
| 			}
 | |
| 			if (_good || !_document->hasThumbnail()) {
 | |
| 				_checked = true;
 | |
| 				_documentMedia = nullptr;
 | |
| 			}
 | |
| 		}
 | |
| 	} else {
 | |
| 		Assert(_photo != nullptr);
 | |
| 		if (!_image || !_good) {
 | |
| 			if (!_photoMedia) {
 | |
| 				_photoMedia = _photo->createMediaView();
 | |
| 				_photoMedia->wanted(PhotoSize::Small, origin);
 | |
| 			}
 | |
| 			if (const auto small = _photoMedia->image(PhotoSize::Small)) {
 | |
| 				prepare(small, Images::Option(0));
 | |
| 			} else if (const auto large = _photoMedia->image(
 | |
| 					PhotoSize::Large)) {
 | |
| 				prepare(large, Images::Option(0));
 | |
| 			} else if (!_image) {
 | |
| 				if (const auto blurred = _photoMedia->thumbnailInline()) {
 | |
| 					prepare(blurred, Images::Option::Blurred);
 | |
| 				}
 | |
| 			}
 | |
| 			if (_good) {
 | |
| 				_checked = true;
 | |
| 				_photoMedia = nullptr;
 | |
| 			}
 | |
| 		}
 | |
| 	}
 | |
| 	return _image.get();
 | |
| }
 | |
| 
 | |
| bool ReplyPreview::loaded() const {
 | |
| 	return _checked;
 | |
| }
 | |
| 
 | |
| } // namespace Data
 | 
