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#include <string.h>
#include <unistd.h>
#include <stdlib.h>
#ifdef SDL
#include <SDL.h>
#else
#include <osd.h>
#endif
#include "defines.h"
#include "screen.h"
#define DEPTH 4
#define COLORS 1<<DEPTH
#ifdef SDL
#define COLOR(R,G,B,A) (SDL_MapRGB(screen->format, R, G, B))
#define PALETTE(I) (colortable[I])
#else
#if VDRVERSNUM < 10307
#define COLOR(R,G,B,A) (R+(G<<8)+(B<<16)+(A<<24))
#define PALETTE(I) ((eDvbColor)colortable[I])
#else
#define COLOR(R,G,B,A) (B+(G<<8)+(R<<16)+(A<<24))
#define PALETTE(I) ((tColor)colortable[I])
#endif
#endif
namespace Scr {
#ifdef SDL
static SDL_Surface *screen = NULL;
#else
#if VDRVERSNUM < 10307
static cOsdBase *screen = NULL;
#else
static cOsd *screen = NULL;
#endif
#endif
static int W, H, colortable[COLORS], *shadow = NULL;
static int
palette(int pal) {
switch (pal) {
case PAL_VDR:
colortable[0] = COLOR(0x00, 0x00, 0x00, 0x7F); // Background
colortable[1] = COLOR(0xFC, 0xFC, 0xFC, 0xFF); // White
colortable[2] = COLOR(0xFC, 0x14, 0x14, 0xFF); // Red
colortable[3] = COLOR(0x00, 0xFC, 0xFC, 0xFF); // Cyan
colortable[4] = COLOR(0xB0, 0x00, 0xFC, 0xFF); // Magenta
colortable[5] = COLOR(0x24, 0xFC, 0x24, 0xFF); // Green
colortable[6] = COLOR(0x00, 0x00, 0xFC, 0xFF); // Blue
colortable[7] = COLOR(0xFC, 0xC0, 0x24, 0xFF); // Yellow
colortable[8] = COLOR(0xC0, 0xA0, 0x00, 0xFF); // Orange
colortable[9] = COLOR(0xFF, 0xA0, 0x00, 0xFF); // Orange2
colortable[10] = COLOR(0xF0, 0x80, 0x80, 0xFF); // Pink
colortable[11] = COLOR(0x00, 0xFF, 0xFF, 0xFF); // Cyan2
colortable[12] = COLOR(0xFF, 0x00, 0xFF, 0xFF); // Purple2
colortable[13] = COLOR(0x00, 0xFF, 0x00, 0xFF); // Green2
colortable[14] = COLOR(0x00, 0xA0, 0xFF, 0xFF); // Blue2
colortable[15] = COLOR(0x00, 0x00, 0x00, 0xFF); // Black
break;
case PAL_C64:
colortable[0] = COLOR(0x00, 0x00, 0x00, 0x7F); // Background
colortable[1] = COLOR(0xFF, 0xFF, 0xFF, 0xFF); // White
colortable[2] = COLOR(0xF0, 0x00, 0x00, 0xFF); // Red
colortable[3] = COLOR(0x00, 0xF0, 0xF0, 0xFF); // Cyan
colortable[4] = COLOR(0x60, 0x00, 0x60, 0xFF); // Purple
colortable[5] = COLOR(0x00, 0xA0, 0x00, 0xFF); // Green
colortable[6] = COLOR(0x00, 0x00, 0xF0, 0xFF); // Blue
colortable[7] = COLOR(0xD0, 0xD0, 0x00, 0xFF); // Yellow
colortable[8] = COLOR(0xC0, 0xA0, 0x00, 0xFF); // Orange
colortable[9] = COLOR(0xFF, 0xA0, 0x00, 0xFF); // Orange2
colortable[10] = COLOR(0xF0, 0x80, 0x80, 0xFF); // Pink
colortable[11] = COLOR(0x00, 0xFF, 0xFF, 0xFF); // Cyan2
colortable[12] = COLOR(0xFF, 0x00, 0xFF, 0xFF); // Purple2
colortable[13] = COLOR(0x00, 0xFF, 0x00, 0xFF); // Green2
colortable[14] = COLOR(0x00, 0xA0, 0xFF, 0xFF); // Blue2
colortable[15] = COLOR(0x00, 0x00, 0x00, 0xFF); // Black
break;
}
#ifndef SDL
for (int i=0; i<COLORS; i++) {
#if VDRVERSNUM < 10307
if (screen) screen->AddColor(PALETTE(i));
#else
if (screen) {
screen->GetBitmap(0)->SetColor(i, PALETTE(i));
}
#endif
}
#endif
return (0);
}
int
pixel(int x, int y, int idx) {
if (!screen || x<0 || x>=W || y<0 || y>=H || idx<0 || idx>=COLORS) {
return (-1);
}
if (shadow) shadow[W*y+x] = idx;
#ifdef SDL
unsigned int c, bpp;
unsigned char *p;
if (SDL_MUSTLOCK(screen)) if (SDL_LockSurface(screen)) return (-1);
bpp = screen->format->BytesPerPixel;
p = (unsigned char *)screen->pixels + y * screen->pitch + x * bpp;
c = PALETTE(idx);
switch (bpp) {
case 1:
*p = c;
break;
case 2:
*(unsigned short *)p = c;
break;
case 3:
if (SDL_BYTEORDER == SDL_BIG_ENDIAN) {
p[0] = (c >> 16) & 0xff;
p[1] = (c >> 8) & 0xff;
p[2] = (c & 0xff);
} else {
p[0] = (c & 0xff);
p[1] = (c >> 8) & 0xff;
p[2] = (c >> 16) & 0xff;
}
break;
case 4:
*(unsigned int *)p = c;
break;
}
if (SDL_MUSTLOCK(screen)) SDL_UnlockSurface(screen);
#else
#if VDRVERSNUM < 10307
screen->Fill(x, y, x, y, PALETTE(idx));
#else
screen->DrawPixel(x, y, PALETTE(idx));
#endif
#endif
return (0);
}
int
open(int x, int y, int w, int h) {
if (screen) return (-1);
if (x<0 || x>=800 || y<0 || y>=600) return (-1);
if (w<=0 || w>800 || h<=0 || h>600) return (-1);
W = w; H = h;
#ifdef SDL
unsigned int flg;
flg = SDL_INIT_VIDEO | SDL_INIT_NOPARACHUTE;
if (SDL_Init(flg)) return (-1);
flg = SDL_SWSURFACE | SDL_ANYFORMAT;
if (!(screen = SDL_SetVideoMode(W, H, 0, flg))) return (-1);
SDL_ShowCursor(SDL_DISABLE);
palette(PAL_VDR);
#else
#if VDRVERSNUM < 10307
tWindowHandle win;
if (!(screen = cOsd::OpenRaw(x, y))) {
if (!(screen = cOsd::OpenRaw(x, y))) {
return (-1);
}
}
win = screen->Create(0, 0, w, h, DEPTH);
palette(PAL_VDR);
screen->Show(win);
screen->Flush();
#else
tArea win = { 0, 0, w-1, h-1, DEPTH };
if (!(screen = cOsdProvider::NewOsd(x, y))) {
if (!(screen = cOsdProvider::NewOsd(x, y))) {
return(-1);
}
}
screen->SetAreas(&win, 1);
palette(PAL_VDR);
screen->Flush();
#endif
#endif
if (!(shadow = (int *)calloc(W*H, sizeof (int)))) {
return (-1);
}
for (int y=0; y<H; y++) {
for (int x=0; x<W; x++) pixel(x, y, 0);
}
return (0);
}
int
close(void) {
if (screen) {
free(shadow);
#ifdef SDL
SDL_Quit();
#else
delete (screen);
#endif
screen = NULL;
shadow = NULL;
return (0);
}
return (-1);
}
int
update(void) {
if (screen) {
#ifdef SDL
SDL_Flip(screen);
#else
screen->Flush();
#endif
return (0);
}
return (-1);
}
int
pixel(int x, int y) {
if (shadow) return (shadow[W*y+x]);
return (-1);
}
int
width(void) {
if (screen) return (W);
return (-1);
}
int
height(void) {
if (screen) return (H);
return (-1);
}
} // namespace
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