Add formatting to FooScript (#63)

include/core/scripting/scriptscanner.h

@@ -39,6 +39,9 @@ class FYCORE_EXPORT ScriptScanner
         TokRightParen  = ')',
         TokLeftSquare  = '[',
         TokRightSquare = ']',
+        TokSlash       = '/',
+        TokColon       = ':',
+        TokEquals      = '=',
         TokEscape      = '\\',
         TokEos         = '\0',
         TokError,
@@ -47,15 +50,17 @@ class FYCORE_EXPORT ScriptScanner
 
     struct Token
     {
-        TokenType type;
+        TokenType type{TokError};
         QStringView value;
         int position{0};
     };
 
     void setup(const QString& input);
-    Token scanNext();
+    Token next();
+    Token peekNext(int delta = 1);
 
 private:
+    Token scanNext();
     [[nodiscard]] Token makeToken(TokenType type) const;
     Token literal();
 
@@ -66,5 +71,8 @@ class FYCORE_EXPORT ScriptScanner
     QStringView m_input;
     const QChar* m_start;
     const QChar* m_current;
+
+    std::vector<Token> m_tokens;
+    int m_currentTokenIndex;
 };
 } // namespace Fooyin

include/gui/scripting/richtext.h

@@ -0,0 +1,71 @@
+/*
+ * Fooyin
+ * Copyright © 2024, Luke Taylor <LukeT1@proton.me>
+ *
+ * Fooyin is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Fooyin is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Fooyin.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#pragma once
+
+#include <QFont>
+#include <QColor>
+
+namespace Fooyin {
+struct RichFormatting
+{
+    QFont font;
+    QColor colour;
+
+    bool operator==(const RichFormatting& other) const
+    {
+        return std::tie(font, colour) == std::tie(other.font, other.colour);
+    };
+};
+
+struct RichTextBlock
+{
+    QString text;
+    RichFormatting format;
+
+    bool operator==(const RichTextBlock& other) const
+    {
+        return std::tie(text, format) == std::tie(other.text, other.format);
+    };
+};
+using RichText = std::vector<RichTextBlock>;
+
+struct RichScript
+{
+    QString script;
+    RichText text;
+
+    bool operator==(const RichScript& other) const
+    {
+        return std::tie(script, text) == std::tie(other.script, other.text);
+    };
+
+    friend QDataStream& operator<<(QDataStream& stream, const RichScript& richScript)
+    {
+        stream << richScript.script;
+        return stream;
+    }
+
+    friend QDataStream& operator>>(QDataStream& stream, RichScript& richScript)
+    {
+        stream >> richScript.script;
+        return stream;
+    }
+};
+} // namespace Fooyin

include/gui/scripting/scriptformatter.h

@@ -0,0 +1,44 @@
+/*
+ * Fooyin
+ * Copyright © 2024, Luke Taylor <LukeT1@proton.me>
+ *
+ * Fooyin is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Fooyin is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Fooyin.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#pragma once
+
+#include "fygui_export.h"
+
+#include <gui/scripting/richtext.h>
+
+#include <QColor>
+#include <QFont>
+
+namespace Fooyin {
+class ScriptFormatterRegistry;
+
+class FYGUI_EXPORT ScriptFormatter
+{
+public:
+    ScriptFormatter();
+    ~ScriptFormatter();
+
+    RichText evaluate(const QString& input);
+
+private:
+    struct Private;
+    std::unique_ptr<Private> p;
+};
+} // namespace Fooyin

include/gui/scripting/scriptformatterregistry.h

@@ -0,0 +1,43 @@
+/*
+ * Fooyin
+ * Copyright © 2024, Luke Taylor <LukeT1@proton.me>
+ *
+ * Fooyin is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Fooyin is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Fooyin.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#pragma once
+
+#include "fygui_export.h"
+
+#include <core/scripting/scriptregistry.h>
+#include <gui/scripting/richtext.h>
+
+namespace Fooyin {
+struct FormattedTextBlock;
+
+class FYGUI_EXPORT ScriptFormatterRegistry
+{
+public:
+    ScriptFormatterRegistry();
+    ~ScriptFormatterRegistry();
+
+    bool isFormatFunc(const QString& option) const;
+    void format(RichFormatting& formatting, const QString& func, const QString& option = {}) const;
+
+private:
+    struct Private;
+    std::unique_ptr<Private> p;
+};
+} // namespace Fooyin