Sweden-Number/graphics/ttydrv/palette.c

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/*
* TTY palette driver
*
* Copyright 1999 Patrik Stridvall
*/
#include <stdlib.h>
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#include "color.h"
#include "debugtools.h"
#include "palette.h"
#include "winbase.h"
#include "ttydrv.h"
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DEFAULT_DEBUG_CHANNEL(ttydrv)
/**********************************************************************/
extern DeviceCaps TTYDRV_DC_DevCaps;
extern PALETTEENTRY *COLOR_sysPal;
extern int COLOR_gapStart;
extern int COLOR_gapEnd;
extern int COLOR_gapFilled;
extern int COLOR_max;
extern const PALETTEENTRY COLOR_sysPalTemplate[NB_RESERVED_COLORS];
/***********************************************************************
* TTYDRV_PALETTE_Initialize
*/
BOOL TTYDRV_PALETTE_Initialize(void)
{
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int i;
TRACE("(void)\n");
TTYDRV_DC_DevCaps.sizePalette = 256;
COLOR_sysPal = (PALETTEENTRY *) HeapAlloc(GetProcessHeap(), 0, sizeof(PALETTEENTRY) * TTYDRV_DC_DevCaps.sizePalette);
if(COLOR_sysPal == NULL) {
WARN("No memory to create system palette!");
return FALSE;
}
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for(i=0; i < TTYDRV_DC_DevCaps.sizePalette; i++ ) {
const PALETTEENTRY *src;
PALETTEENTRY *dst = &COLOR_sysPal[i];
if(i < NB_RESERVED_COLORS/2) {
src = &COLOR_sysPalTemplate[i];
} else if(i >= TTYDRV_DC_DevCaps.sizePalette - NB_RESERVED_COLORS/2) {
src = &COLOR_sysPalTemplate[NB_RESERVED_COLORS + i - TTYDRV_DC_DevCaps.sizePalette];
} else {
PALETTEENTRY pe = { 0, 0, 0, 0 };
src = &pe;
}
if((src->peRed + src->peGreen + src->peBlue) <= 0xB0) {
dst->peRed = 0;
dst->peGreen = 0;
dst->peBlue = 0;
dst->peFlags = PC_SYS_USED;
} else {
dst->peRed = 255;
dst->peGreen= 255;
dst->peBlue = 255;
dst->peFlags = PC_SYS_USED;
}
}
COLOR_gapStart = NB_RESERVED_COLORS/2;
COLOR_gapEnd = NB_RESERVED_COLORS/2;
return TRUE;
}
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/***********************************************************************
* TTYDRV_PALETTE_Finalize
*
*/
void TTYDRV_PALETTE_Finalize(void)
{
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TRACE("(void)\n");
}
/***********************************************************************
* TTYDRV_PALETTE_SetMapping
*/
int TTYDRV_PALETTE_SetMapping(
PALETTEOBJ *palPtr, UINT uStart, UINT uNum, BOOL mapOnly)
{
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FIXME("(%p, %u, %u, %d): stub\n", palPtr, uStart, uNum, mapOnly);
return 0;
}
/***********************************************************************
* TTYDRV_PALETTE_UpdateMapping
*/
int TTYDRV_PALETTE_UpdateMapping(PALETTEOBJ *palPtr)
{
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TRACE("(%p)\n", palPtr);
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return 0;
}
/***********************************************************************
* TTYDRV_PALETTE_IsDark
*/
int TTYDRV_PALETTE_IsDark(int pixel)
{
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FIXME("(%d): stub\n", pixel);
return 0;
}