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https://github.com/AyuGram/AyuGramDesktop.git
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23rd
81 lines
1.9 KiB
C++
81 lines
1.9 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 "platform/platform_text_recognition.h"
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namespace Media::View {
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struct RecognitionPosition {
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int item = -1;
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int character = 0;
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friend inline auto operator<=>(
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RecognitionPosition,
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RecognitionPosition) = default;
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};
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struct RecognitionSpan {
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int item = 0;
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int from = 0;
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int till = 0;
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bool rowStart = false;
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};
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class RecognitionSelection final {
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public:
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using Result = Platform::TextRecognition::Result;
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void setSources(
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not_null<const Result*> result,
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not_null<const QImage*> image);
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[[nodiscard]] RecognitionPosition positionAt(
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QPoint position,
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QRect contentRect,
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int rotation,
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bool allowOutside) const;
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void start(RecognitionPosition position);
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bool updateFocus(RecognitionPosition position);
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[[nodiscard]] bool selecting() const {
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return _selecting;
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}
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void setSelecting(bool value) {
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_selecting = value;
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}
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[[nodiscard]] bool dragged() const {
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return _dragged;
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}
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void setDragged(bool value) {
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_dragged = value;
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}
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bool clear();
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[[nodiscard]] bool hasSelection() const;
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[[nodiscard]] std::vector<RecognitionSpan> spans() const;
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[[nodiscard]] QRect bandFor(int item, int from, int till) const;
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[[nodiscard]] QString selectedText() const;
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private:
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[[nodiscard]] const std::vector<int> &charBounds(int index) const;
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[[nodiscard]] std::vector<int> inkBounds(QRect line, int length) const;
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const Result *_result = nullptr;
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const QImage *_image = nullptr;
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RecognitionPosition _anchor;
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RecognitionPosition _focus;
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bool _selecting = false;
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bool _dragged = false;
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mutable std::vector<std::vector<int>> _boundsCache;
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mutable qint64 _boundsKey = 0;
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};
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} // namespace Media::View
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