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/*
* Image.h -- Image support routines.
*
* Authors : Patrick LECOANET
* Creation date : Wed Dec 8 11:04:44 1999
*
* $Id$
*/
/*
* Copyright (c) 1999 CENA, Patrick Lecoanet --
*
* This code is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This code is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this code; if not, write to the Free
* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
#ifndef _Image_h
#define _Image_h
#ifdef LIBART
#include <libart_lgpl/libart.h>
#endif
#ifdef GLX
#include <GL/gl.h>
#endif
#include "Types.h"
typedef struct {
unsigned char *pixels;
int width;
int height;
int rowstride;
} BitmapBits;
typedef struct {
XImage *pixels;
XImage *mask;
BitmapBits *b_bits;
int width;
int height;
struct _ImagePixmap *pixmaps;
#ifdef LIBART
ArtPixBuf *pixbuf;
#endif
#ifdef GLX
unsigned char *i_bits;
GLuint texture;
ZnReal t;
ZnReal s;
#endif
} ImageBits;
typedef struct _SuckChar {
int width;
int bitmap_offset;
} SuckChar;
typedef struct _SuckFont {
unsigned char *bitmap;
int width;
int height;
int ascent;
int descent;
SuckChar chars[256];
} FontBitmap;
ImageBits *
GetImageBits(ZnWindow /* win */,
char */* image_name */,
ZnImage /* image */);
Pixmap
GetImagePixmap(ZnWindow /* win */,
char */* image_name */,
ZnImage /* image */,
Pixmap *mask_pmap);
void
InvalidateImage(char */* image_name */);
BitmapBits *
GetBitmapMask(Display */* dpy */,
Pixmap /* bitmap */);
#define GetBitmapPixel(bbits, x, y) (((bbits)->pixels[(y)*(bbits)->rowstride+((x)>>3)]<<((x)&7))&0x80)
FontBitmap *
GetFontBitmap(ZnWindow win,
ZnFont font);
#ifdef LIBART
void
rgb_text(art_u8 *dst,
int x0, int y0, int x1, int y1, int dst_rowstride,
char *text, int num_chars, int start_x, int start_y,
FontBitmap *fb, art_u32 rgba);
void
rgb_bitmap(art_u8 *dst,
int x0, int y0, int x1, int y1, int dst_rowstride,
art_u8 *src, int start_x, int start_y,
int src_width, int src_height, int src_rowstride,
art_u32 rgba);
void
rgb_image(art_u8 *dst,
int x0, int y0, int x1, int y1, int dst_rowstride,
ArtPixBuf *pixbuf, int start_x, int start_y, int alpha);
void
tile_svp_aa(const ArtSVP *svp,
int x0, int y0, int x1, int y1,
int tile_x, int tile_y, ArtPixBuf *tile,
art_u32 bg_color, art_u8 *buf, int rowstride);
void
tile_svp_alpha(const ArtSVP *svp,
int x0, int y0, int x1, int y1,
int tile_x, int tile_y, ArtPixBuf *tile,
art_u8 alpha, art_u8 *buf, int rowstride);
#endif
#ifdef LIBART
ArtPixBuf *
GetImagePixbuf(ZnWindow /* win */,
char */* image_name */,
ZnImage /* image */);
#endif
#ifdef GLX
ImageBits *
GetImageTexture(ZnWindow /* win */,
char */* image_name */,
ZnImage /* image */);
#endif
#endif /* _Image_h */
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