2000-05-20 10:37:00 -07:00
|
|
|
#ifdef HAVE_CONFIG_H
|
|
|
|
# include <config.h>
|
|
|
|
#endif
|
|
|
|
|
|
|
|
#include "common.h"
|
|
|
|
#include <string.h>
|
|
|
|
#include <X11/Xlib.h>
|
|
|
|
#include <X11/extensions/XShm.h>
|
|
|
|
#include <X11/Xutil.h>
|
|
|
|
#include "image.h"
|
|
|
|
#include "script.h"
|
|
|
|
#include "dynamic_filters.h"
|
|
|
|
|
|
|
|
void init( struct imlib_filter_info *info );
|
|
|
|
void deinit();
|
|
|
|
void *exec( char *filter, void *im, pIFunctionParam params );
|
|
|
|
|
|
|
|
void init( struct imlib_filter_info *info )
|
|
|
|
{
|
2000-05-28 08:17:38 -07:00
|
|
|
char *filters[] = { "tint", "cool_text", "gradient" };
|
2000-05-20 10:37:00 -07:00
|
|
|
int i = 0;
|
2000-05-28 08:17:38 -07:00
|
|
|
|
|
|
|
info->name = strdup( "Test Filter" );
|
|
|
|
info->author = strdup( "Chris Ross - Boris - chris@darkrock.co.uk" );
|
|
|
|
info->description = strdup( "This filter is used to show that the imlib2 filter system works!" );
|
|
|
|
info->num_filters = 3;
|
2000-05-20 10:37:00 -07:00
|
|
|
info->filters = malloc(sizeof(char *)*2);
|
|
|
|
for (i = 0; i < info->num_filters; i++)
|
|
|
|
info->filters[i] = strdup(filters[i]);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
void deinit()
|
|
|
|
{
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
void *exec( char *filter, void *im, pIFunctionParam params )
|
|
|
|
{
|
|
|
|
Imlib_Image imge = im;
|
|
|
|
Imlib_Image anoim;
|
|
|
|
IFunctionParam *ptr;
|
|
|
|
|
|
|
|
if( strcmp( filter, "tint" ) == 0 )
|
|
|
|
{
|
|
|
|
Imlib_Color_Modifier cm;
|
|
|
|
DATA8 atab[256];
|
2000-05-28 04:17:27 -07:00
|
|
|
int x = 0, y = 0, w = 0, h = 0;
|
2000-05-20 10:37:00 -07:00
|
|
|
DATA8 r = 255, b = 255, g = 255, a = 255;
|
|
|
|
/*
|
|
|
|
printf( "filter_test.c: tint called\n" );
|
|
|
|
*/
|
2000-05-28 04:17:27 -07:00
|
|
|
/* Set friendly defaults */
|
|
|
|
imlib_context_set_image( imge );
|
|
|
|
w = imlib_image_get_width();
|
|
|
|
h = imlib_image_get_height();
|
2000-05-20 10:37:00 -07:00
|
|
|
|
|
|
|
for( ptr = params; ptr != NULL; ptr = ptr->next )
|
|
|
|
{
|
2000-05-22 04:41:40 -07:00
|
|
|
ASSIGN_DATA8( "red", r );
|
|
|
|
ASSIGN_DATA8( "blue", b );
|
|
|
|
ASSIGN_DATA8( "green", g );
|
|
|
|
ASSIGN_INT( "x", x );
|
|
|
|
ASSIGN_INT( "y", y );
|
|
|
|
ASSIGN_INT( "w", w );
|
|
|
|
ASSIGN_INT( "h", h );
|
|
|
|
ASSIGN_DATA8( "alpha", a );
|
2000-05-20 10:37:00 -07:00
|
|
|
}
|
|
|
|
/*
|
|
|
|
printf( "Using values red=%d,blue=%d,green=%d,x=%d,y=%d,height=%d,width=%d,alpha=%d\n", r,b,g,x,y,w,h,a );
|
|
|
|
*/
|
|
|
|
anoim = imlib_create_image( w, h );
|
|
|
|
cm = imlib_create_color_modifier();
|
|
|
|
imlib_context_set_color_modifier(cm);
|
|
|
|
imlib_context_set_image(anoim);
|
|
|
|
|
|
|
|
imlib_context_set_color(r, g, b, 255);
|
|
|
|
imlib_image_fill_rectangle(0, 0, w, h);
|
|
|
|
imlib_context_set_blend(1);
|
|
|
|
imlib_image_set_has_alpha(1);
|
|
|
|
|
|
|
|
memset(atab, a, sizeof(atab));
|
|
|
|
imlib_set_color_modifier_tables(NULL, NULL, NULL, atab);
|
|
|
|
imlib_apply_color_modifier_to_rectangle(0, 0, w, h);
|
|
|
|
|
|
|
|
imlib_context_set_image( imge );
|
|
|
|
imlib_blend_image_onto_image( anoim, 0, 0, 0, w, h, x, y, w, h);
|
|
|
|
|
|
|
|
imlib_free_color_modifier();
|
|
|
|
imlib_context_set_image(anoim);
|
|
|
|
imlib_free_image_and_decache();
|
|
|
|
imlib_context_set_image(imge);
|
|
|
|
|
|
|
|
return imge;
|
|
|
|
}
|
|
|
|
|
|
|
|
if( strcmp( filter, "cool_text" ) == 0 )
|
|
|
|
{
|
|
|
|
return imge;
|
|
|
|
}
|
2000-05-28 08:17:38 -07:00
|
|
|
if( strcmp( filter, "gradient" ) == 0 )
|
|
|
|
{
|
|
|
|
int angle = 0;
|
|
|
|
for( ptr = params; ptr != NULL; ptr = ptr->next )
|
|
|
|
{
|
|
|
|
ASSIGN_INT( "angle", angle );
|
|
|
|
}
|
|
|
|
return imge;
|
2000-05-28 09:57:22 -07:00
|
|
|
}
|
|
|
|
return imge;
|
2000-05-20 10:37:00 -07:00
|
|
|
}
|