1 files changed, 172 insertions, 0 deletions
diff --git a/src/3rdparty/freetype/include/dlg/output.h b/src/3rdparty/freetype/include/dlg/output.h
new file mode 100644
index 0000000000..453e4a5613
--- /dev/null
+++ b/src/3rdparty/freetype/include/dlg/output.h
@@ -0,0 +1,172 @@
+// Copyright (c) 2019 nyorain
+// Distributed under the Boost Software License, Version 1.0.
+// See accompanying file LICENSE or copy at http://www.boost.org/LICENSE_1_0.txt
+
+#ifndef INC_DLG_OUTPUT_H_
+#define INC_DLG_OUTPUT_H_
+
+#include <dlg/dlg.h>
+#include <stdio.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+// Text style
+enum dlg_text_style {
+	dlg_text_style_reset     = 0,
+	dlg_text_style_bold      = 1,
+	dlg_text_style_dim       = 2,
+	dlg_text_style_italic    = 3,
+	dlg_text_style_underline = 4,
+	dlg_text_style_blink     = 5,
+	dlg_text_style_rblink    = 6,
+	dlg_text_style_reversed  = 7,
+	dlg_text_style_conceal   = 8,
+	dlg_text_style_crossed   = 9,
+	dlg_text_style_none,
+};
+
+// Text color
+enum dlg_color {
+	dlg_color_black = 0,
+	dlg_color_red,
+	dlg_color_green,
+	dlg_color_yellow,
+	dlg_color_blue,
+	dlg_color_magenta,
+	dlg_color_cyan,
+	dlg_color_gray,
+	dlg_color_reset = 9,
+
+	dlg_color_black2 = 60,
+	dlg_color_red2,
+	dlg_color_green2,
+	dlg_color_yellow2,
+	dlg_color_blue2,
+	dlg_color_magenta2,
+	dlg_color_cyan2,
+	dlg_color_gray2,
+
+	dlg_color_none = 69,
+};
+
+struct dlg_style {
+	enum dlg_text_style style;
+	enum dlg_color fg;
+	enum dlg_color bg;
+};
+
+// Like fprintf but fixes utf-8 output to console on windows.
+// On non-windows sytems just uses the corresponding standard library
+// functions. On windows, if dlg was compiled with the win_console option,
+// will first try to output it in a way that allows the default console
+// to display utf-8. If that fails, will fall back to the standard
+// library functions.
+DLG_API int dlg_fprintf(FILE* stream, const char* format, ...) DLG_PRINTF_ATTRIB(2, 3);
+DLG_API int dlg_vfprintf(FILE* stream, const char* format, va_list list);
+
+// Like dlg_printf, but also applies the given style to this output.
+// The style will always be applied (using escape sequences), independent of the given stream.
+// On windows escape sequences don't work out of the box, see dlg_win_init_ansi().
+DLG_API int dlg_styled_fprintf(FILE* stream, struct dlg_style style,
+	const char* format, ...) DLG_PRINTF_ATTRIB(3, 4);
+
+// Features to output from the generic output handler.
+// Some features might have only an effect in the specializations.
+enum dlg_output_feature {
+	dlg_output_tags = 1, // output tags list
+	dlg_output_time = 2, // output time of log call (hour:minute:second)
+	dlg_output_style = 4, // whether to use the supplied styles
+	dlg_output_func = 8, // output function
+	dlg_output_file_line = 16, // output file:line,
+	dlg_output_newline = 32, // output a newline at the end
+	dlg_output_threadsafe = 64, // locks stream before printing
+	dlg_output_time_msecs = 128 // output micro seconds (ms on windows)
+};
+
+// The default level-dependent output styles. The array values represent the styles
+// to be used for the associated level (i.e. [0] for trace level).
+DLG_API extern const struct dlg_style dlg_default_output_styles[6];
+
+// Generic output function. Used by the default output handler and might be useful
+// for custom output handlers (that don't want to manually format the output).
+// Will call the given output func with the given data (and format + args to print)
+// for everything it has to print in printf format.
+// See also the *_stream and *_buf specializations for common usage.
+// The given output function must not be NULL.
+typedef void(*dlg_generic_output_handler)(void* data, const char* format, ...);
+DLG_API void dlg_generic_output(dlg_generic_output_handler output, void* data,
+		unsigned int features, const struct dlg_origin* origin, const char* string,
+		const struct dlg_style styles[6]);
+
+// Generic output function, using a format string instead of feature flags.
+// Use following conversion characters:
+// %h - output the time in H:M:S format
+// %m - output the time in milliseconds
+// %t - output the full list of tags, comma separated
+// %f - output the function name noted in the origin
+// %o - output the file:line of the origin
+// %s - print the appropriate style escape sequence.
+// %r - print the escape sequence to reset the style.
+// %c - The content of the log/assert
+// %% - print the '%' character
+// Only the above specified conversion characters are valid, the rest are
+// written as it is.
+DLG_API void dlg_generic_outputf(dlg_generic_output_handler output, void* data,
+		const char* format_string, const struct dlg_origin* origin,
+		const char* string, const struct dlg_style styles[6]);
+
+// Generic output function. Used by the default output handler and might be useful
+// for custom output handlers (that don't want to manually format the output).
+// If stream is NULL uses stdout.
+// Automatically uses dlg_fprintf to assure correct utf-8 even on windows consoles.
+// Locks the stream (i.e. assures threadsafe access) when the associated feature
+// is passed (note that stdout/stderr might still mix from multiple threads).
+DLG_API void dlg_generic_output_stream(FILE* stream, unsigned int features,
+	const struct dlg_origin* origin, const char* string,
+	const struct dlg_style styles[6]);
+DLG_API void dlg_generic_outputf_stream(FILE* stream, const char* format_string,
+	const struct dlg_origin* origin, const char* string,
+	const struct dlg_style styles[6], bool lock_stream);
+
+// Generic output function (see dlg_generic_output) that uses a buffer instead of
+// a stream. buf must at least point to *size bytes. Will set *size to the number
+// of bytes written (capped to the given size), if buf == NULL will set *size
+// to the needed size. The size parameter must not be NULL.
+DLG_API void dlg_generic_output_buf(char* buf, size_t* size, unsigned int features,
+	const struct dlg_origin* origin, const char* string,
+	const struct dlg_style styles[6]);
+DLG_API void dlg_generic_outputf_buf(char* buf, size_t* size, const char* format_string,
+	const struct dlg_origin* origin, const char* string,
+	const struct dlg_style styles[6]);
+
+// Returns if the given stream is a tty. Useful for custom output handlers
+// e.g. to determine whether to use color.
+// NOTE: Due to windows limitations currently returns false for wsl ttys.
+DLG_API bool dlg_is_tty(FILE* stream);
+
+// Returns the null-terminated escape sequence for the given style into buf.
+// Undefined behvaiour if any member of style has a value outside its enum range (will
+// probably result in a buffer overflow or garbage being printed).
+// If all member of style are 'none' will simply nullterminate the first buf char.
+DLG_API void dlg_escape_sequence(struct dlg_style style, char buf[12]);
+
+// The reset style escape sequence.
+DLG_API extern const char* const dlg_reset_sequence;
+
+// Just returns true without other effect on non-windows systems or if dlg
+// was compiled without the win_console option.
+// On windows tries to set the console mode to ansi to make escape sequences work.
+// This works only on newer windows 10 versions. Returns false on error.
+// Only the first call to it will have an effect, following calls just return the result.
+// The function is threadsafe. Automatically called by the default output handler.
+// This will only be able to set the mode for the stdout and stderr consoles, so
+// other streams to consoles will still not work.
+DLG_API bool dlg_win_init_ansi(void);
+
+#ifdef __cplusplus
+} // extern "C"
+#endif
+
+#endif // header guard