tdesktop/Telegram/SourceFiles/history/view/media/history_view_extended_previ...

104 lines
2.6 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
*/
#pragma once
#include "history/view/media/history_view_media.h"
#include "history/view/media/history_view_media_spoiler.h"
enum class ImageRoundRadius;
namespace Ui {
class SpoilerAnimation;
} // namespace Ui
namespace Data {
struct Invoice;
} // namespace Data
namespace HistoryView {
class Element;
class ExtendedPreview final : public Media {
public:
ExtendedPreview(
not_null<Element*> parent,
not_null<Data::Invoice*> invoice);
~ExtendedPreview();
void draw(Painter &p, const PaintContext &context) const override;
TextState textState(QPoint point, StateRequest request) const override;
[[nodiscard]] bool toggleSelectionByHandlerClick(
const ClickHandlerPtr &p) const override;
[[nodiscard]] bool dragItemByHandler(
const ClickHandlerPtr &p) const override;
[[nodiscard]] TextSelection adjustSelection(
TextSelection selection,
TextSelectType type) const override {
return _caption.adjustSelection(selection, type);
}
uint16 fullSelectionLength() const override {
return _caption.length();
}
bool hasTextForCopy() const override {
return !_caption.isEmpty();
}
TextForMimeData selectedText(TextSelection selection) const override;
TextWithEntities getCaption() const override {
return _caption.toTextWithEntities();
}
void hideSpoilers() override;
bool needsBubble() const override;
bool customInfoLayout() const override {
return _caption.isEmpty();
}
QPoint resolveCustomInfoRightBottom() const override;
bool skipBubbleTail() const override {
return isRoundedInBubbleBottom() && _caption.isEmpty();
}
void parentTextUpdated() override;
bool hasHeavyPart() const override;
void unloadHeavyPart() override;
private:
int minWidthForButton() const;
void resolveButtonText();
void ensureThumbnailRead() const;
QSize countOptimalSize() override;
QSize countCurrentSize(int newWidth) override;
bool needInfoDisplay() const;
void validateImageCache(
QSize outer,
std::optional<Ui::BubbleRounding> rounding) const;
[[nodiscard]] QImage prepareImageCache(QSize outer) const;
void paintButton(
Painter &p,
QRect outer,
const PaintContext &context) const;
const not_null<Data::Invoice*> _invoice;
Ui::Text::String _caption;
mutable MediaSpoiler _spoiler;
mutable QImage _inlineThumbnail;
mutable QImage _buttonBackground;
mutable QColor _buttonBackgroundOverlay;
mutable Ui::Text::String _buttonText;
mutable bool _imageCacheInvalid = false;
};
} // namespace HistoryView