toaruos/userspace/panel.c
2012-11-18 20:14:57 -08:00

150 lines
3.2 KiB
C

/* vim: tabstop=4 shiftwidth=4 noexpandtab
*
* Panel
*
* Provides a graphical panel with a clock, and
* hopefully more things in the future.
*/
#include <stdlib.h>
#include <assert.h>
#include <math.h>
#include <time.h>
#include <sys/time.h>
#define PANEL_HEIGHT 28
#include "lib/window.h"
#include "lib/graphics.h"
#include "lib/shmemfonts.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 = ALPHA_OPAQUE;
}
}
void init_sprite_png(int i, char * filename) {
sprites[i] = malloc(sizeof(sprite_t));
load_sprite_png(sprites[i], filename);
}
#define FONT_SIZE 14
volatile int _continue = 1;
void sig_int(int sig) {
printf("Received shutdown signal in panel!\n");
_continue = 0;
}
void panel_check_click(w_mouse_t * evt) {
if (evt->command == WE_MOUSECLICK) {
printf("Click!\n");
if (evt->new_x >= win_width - 24 ) {
printf("Clicked log-out button. Good bye!\n");
_continue = 0;
}
}
}
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;
init_shmemfonts();
set_font_size(14);
/* Create the panel */
window_t * panel = window_create(0, 0, width, PANEL_HEIGHT);
window_reorder (panel, 0xFFFF);
ctx = init_graphics_window_double_buffer(panel);
draw_fill(ctx, rgba(0,0,0,0));
flip(ctx);
init_sprite_png(0, "/usr/share/panel.png");
init_sprite_png(1, "/usr/share/icons/panel-shutdown.png");
for (uint32_t i = 0; i < width; i += sprites[0]->width) {
draw_sprite(ctx, sprites[0], i, 0);
}
size_t buf_size = panel->width * panel->height * sizeof(uint32_t);
char * buf = malloc(buf_size);
memcpy(buf, ctx->backbuffer, buf_size);
flip(ctx);
struct timeval now;
int last = 0;
struct tm * timeinfo;
char buffer[80];
char _uname[1024];
syscall_kernel_string_XXX(_uname);
char * os_version = strstr(_uname, " ");
os_version++;
char * tmp = strstr(os_version, " ");
tmp[0] = 0;
/* UTF-8 Strings FTW! */
uint8_t * os_name_ = "とあるOS";
uint8_t final[512];
uint32_t l = snprintf(final, 512, "%s %s", os_name_, os_version);
syscall_signal(2, sig_int);
/* Enable mouse */
win_use_threaded_handler();
mouse_action_callback = panel_check_click;
while (_continue) {
/* Redraw the background by memcpy (super speedy) */
memcpy(ctx->backbuffer, buf, buf_size);
syscall_gettimeofday(&now, NULL); //time(NULL);
if (now.tv_sec != last) {
last = now.tv_sec;
timeinfo = localtime((time_t *)&now.tv_sec);
strftime(buffer, 80, "%I:%M:%S %p", timeinfo);
draw_string(ctx, width - 120, 17, rgb(255,255,255), buffer);
draw_string(ctx, 10, 17, rgb(255,255,255), final);
draw_sprite(ctx, sprites[1], win_width - 23, 1); /* Logout button */
flip(ctx);
}
syscall_yield();
}
teardown_windowing();
return 0;
}