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60 lines
1.9 KiB
C++
60 lines
1.9 KiB
C++
/*
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* Copyright (c) Contributors to the Open 3D Engine Project.
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* For complete copyright and license terms please see the LICENSE at the root of this distribution.
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*
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* SPDX-License-Identifier: Apache-2.0 OR MIT
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*
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*/
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#if !defined(Q_MOC_RUN)
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#include <AzCore/base.h>
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#include <QSyntaxHighlighter>
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#include <AzCore/Memory/SystemAllocator.h>
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#include <AzCore/std/string/string.h>
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#include <AzCore/std/containers/unordered_set.h>
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#include <QTextEdit>
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#endif
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#pragma once
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namespace LUAEditor
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{
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class LUASyntaxHighlighter
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: public QSyntaxHighlighter
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{
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Q_OBJECT
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public:
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class StateMachine;
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AZ_CLASS_ALLOCATOR(LUASyntaxHighlighter, AZ::SystemAllocator, 0);
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LUASyntaxHighlighter(QWidget* parent);
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LUASyntaxHighlighter(QTextDocument* parent);
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~LUASyntaxHighlighter();
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void highlightBlock(const QString& text) override;
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//set to -1 to disable bracket highlighting
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void SetBracketHighlighting(int openBracketPos, int closeBracketPos);
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void SetFont(QFont font) { m_font = font; }
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//this is done using QT extraSelections not regular highlighting
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QList<QTextEdit::ExtraSelection> HighlightMatchingNames(const QTextCursor& cursor, const QString& text) const;
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//returns empty string if cursor is not currently on a lua name i.e. in a string literal or comment.
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QString GetLUAName(const QTextCursor& cursor);
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signals:
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void LUANamesInScopeChanged(const QStringList& luaNames) const;
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private:
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void AddBlockKeywords();
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StateMachine* m_machine;
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AZStd::unordered_set<AZStd::string> m_LUAStartBlockKeywords;
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AZStd::unordered_set<AZStd::string> m_LUAEndBlockKeywords;
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int m_openBracketPos{-1};
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int m_closeBracketPos{-1};
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QFont m_font{"OpenSans", 10};
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mutable int m_currentScopeBlock{-1};
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};
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}
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