toaruos/userspace/wallpaper.c
2012-04-19 20:21:19 -05:00

86 lines
1.7 KiB
C

/* vim: tabstop=4 shiftwidth=4 noexpandtab
*
* Wallpaper renderer.
*
*/
#include <stdlib.h>
#include <assert.h>
#include <math.h>
#include "lib/window.h"
#include "lib/graphics.h"
sprite_t * sprites[128];
sprite_t alpha_tmp;
uint16_t win_width;
uint16_t win_height;
gfx_context_t * ctx;
int center_x(int x) {
return (win_width - x) / 2;
}
int center_y(int y) {
return (win_height - y) / 2;
}
void init_sprite(int i, char * filename, char * alpha) {
sprites[i] = malloc(sizeof(sprite_t));
load_sprite(sprites[i], filename);
if (alpha) {
sprites[i]->alpha = 1;
load_sprite(&alpha_tmp, alpha);
sprites[i]->masks = alpha_tmp.bitmap;
} else {
sprites[i]->alpha = 0;
}
sprites[i]->blank = 0x0;
}
int main (int argc, char ** argv) {
setup_windowing();
int width = wins_globals->server_width;
int height = wins_globals->server_height;
win_width = width;
win_height = height;
/* Do something with a window */
window_t * wina = window_create(0,0, width, height);
assert(wina);
window_reorder (wina, 0);
ctx = init_graphics_window_double_buffer(wina);
draw_fill(ctx, rgb(127,127,127));
flip(ctx);
#if 1
printf("Loading background...\n");
init_sprite(0, "/usr/share/login-background.bmp", NULL);
printf("Background loaded.\n");
draw_sprite_scaled(ctx, sprites[0], 0, 0, width, height);
#endif
#if 0
init_sprite(1, "/usr/share/bs.bmp", "/usr/share/bs-alpha.bmp");
draw_sprite_scaled(sprites[1], center_x(sprites[1]->width), center_y(sprites[1]->height), sprites[1]->width, sprites[1]->height);
#endif
flip(ctx);
while (1) {
syscall_yield();
//syscall_wait(wins_globals->server_pid);
}
#if 0
window_destroy(window); // (will close on exit)
teardown_windowing();
#endif
return 0;
}