mame/src/osd/osdcore.c

150 lines
3.5 KiB
C

// license:BSD-3-Clause
// copyright-holders:Aaron Giles
#include "osdcore.h"
bool g_print_verbose = false;
static const int MAXSTACK = 10;
static osd_output *m_stack[MAXSTACK];
static int m_ptr = -1;
/*-------------------------------------------------
osd_output
-------------------------------------------------*/
void osd_output::push(osd_output *delegate)
{
if (m_ptr < MAXSTACK)
{
delegate->m_chain = (m_ptr >= 0 ? m_stack[m_ptr] : NULL);
m_ptr++;
m_stack[m_ptr] = delegate;
}
}
void osd_output::pop(osd_output *delegate)
{
int f = -1;
for (int i=0; i<=m_ptr; i++)
if (m_stack[i] == delegate)
{
f = i;
break;
}
if (f >= 0)
{
if (f < m_ptr)
m_stack[f+1]->m_chain = m_stack[f]->m_chain;
m_ptr--;
for (int i = f; i <= m_ptr; i++)
m_stack[i] = m_stack[i+1];
}
}
/***************************************************************************
OUTPUT MANAGEMENT
***************************************************************************/
/*-------------------------------------------------
osd_printf_error - output an error to the
appropriate callback
-------------------------------------------------*/
void CLIB_DECL osd_printf_error(const char *format, ...)
{
va_list argptr;
/* do the output */
va_start(argptr, format);
if (m_ptr >= 0) m_stack[m_ptr]->output_callback(OSD_OUTPUT_CHANNEL_ERROR, format, argptr);
va_end(argptr);
}
/*-------------------------------------------------
osd_printf_warning - output a warning to the
appropriate callback
-------------------------------------------------*/
void CLIB_DECL osd_printf_warning(const char *format, ...)
{
va_list argptr;
/* do the output */
va_start(argptr, format);
if (m_ptr >= 0) m_stack[m_ptr]->output_callback(OSD_OUTPUT_CHANNEL_WARNING, format, argptr);
va_end(argptr);
}
/*-------------------------------------------------
osd_printf_info - output info text to the
appropriate callback
-------------------------------------------------*/
void CLIB_DECL osd_printf_info(const char *format, ...)
{
va_list argptr;
/* do the output */
va_start(argptr, format);
if (m_ptr >= 0) m_stack[m_ptr]->output_callback(OSD_OUTPUT_CHANNEL_INFO, format, argptr);
va_end(argptr);
}
/*-------------------------------------------------
osd_printf_verbose - output verbose text to
the appropriate callback
-------------------------------------------------*/
void CLIB_DECL osd_printf_verbose(const char *format, ...)
{
va_list argptr;
/* if we're not verbose, skip it */
if (!g_print_verbose)
return;
/* do the output */
va_start(argptr, format);
if (m_ptr >= 0) m_stack[m_ptr]->output_callback(OSD_OUTPUT_CHANNEL_VERBOSE, format, argptr);
va_end(argptr);
}
/*-------------------------------------------------
osd_printf_debug - output debug text to the
appropriate callback
-------------------------------------------------*/
void CLIB_DECL osd_printf_debug(const char *format, ...)
{
va_list argptr;
/* do the output */
va_start(argptr, format);
if (m_ptr >= 0) m_stack[m_ptr]->output_callback(OSD_OUTPUT_CHANNEL_DEBUG, format, argptr);
va_end(argptr);
}
/*-------------------------------------------------
osd_printf_log - output log text to the
appropriate callback
-------------------------------------------------*/
#ifdef UNUSED_FUNCTION
void CLIB_DECL osd_printf_log(const char *format, ...)
{
va_list argptr;
/* do the output */
va_start(argptr, format);
output_cb[OSD_OUTPUT_CHANNEL_LOG])(format, argptr);
va_end(argptr);
}
#endif