virtualx-engine/core/string/print_string.h

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/**************************************************************************/
/* print_string.h */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/**************************************************************************/
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#ifndef PRINT_STRING_H
#define PRINT_STRING_H
#include "core/variant/variant.h"
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extern void (*_print_func)(String);
typedef void (*PrintHandlerFunc)(void *, const String &p_string, bool p_error, bool p_rich);
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struct PrintHandlerList {
PrintHandlerFunc printfunc = nullptr;
void *userdata = nullptr;
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PrintHandlerList *next = nullptr;
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PrintHandlerList() {}
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};
String stringify_variants(Variant p_var);
template <typename... Args>
String stringify_variants(Variant p_var, Args... p_args) {
return p_var.operator String() + " " + stringify_variants(p_args...);
}
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void add_print_handler(PrintHandlerList *p_handler);
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void remove_print_handler(const PrintHandlerList *p_handler);
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extern void __print_line(String p_string);
extern void __print_line_rich(String p_string);
extern void print_error(String p_string);
extern bool is_print_verbose_enabled();
// This version avoids processing the text to be printed until it actually has to be printed, saving some CPU usage.
#define print_verbose(m_text) \
{ \
if (is_print_verbose_enabled()) { \
print_line(m_text); \
} \
}
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inline void print_line(Variant v) {
__print_line(stringify_variants(v));
}
inline void print_line_rich(Variant v) {
__print_line_rich(stringify_variants(v));
}
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template <typename... Args>
void print_line(Variant p_var, Args... p_args) {
__print_line(stringify_variants(p_var, p_args...));
}
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template <typename... Args>
void print_line_rich(Variant p_var, Args... p_args) {
__print_line_rich(stringify_variants(p_var, p_args...));
}
#endif // PRINT_STRING_H