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