99 lines
2.8 KiB
C
99 lines
2.8 KiB
C
#include <stdio.h>
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#include <unistd.h>
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#include <sys/utsname.h>
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#include <toaru/yutani.h>
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#include <toaru/graphics.h>
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#include <toaru/drawstring.h>
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static yutani_t * yctx;
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static yutani_window_t * wallpaper_window;
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static gfx_context_t * wallpaper_ctx;
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static sprite_t * wallpaper;
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static void draw_background(int width, int height) {
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float x = (float)wallpaper_window->width / (float)wallpaper->width;
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float y = (float)wallpaper_window->height / (float)wallpaper->height;
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int nh = (int)(x * (float)wallpaper->height);
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int nw = (int)(y * (float)wallpaper->width);
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if (nw == wallpaper->width && nh == wallpaper->height) {
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// special case
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draw_sprite(wallpaper_ctx, wallpaper, 0, 0);
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} else if (nw >= width) {
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draw_sprite_scaled(wallpaper_ctx, wallpaper, ((int)wallpaper_window->width - nw) / 2, 0, nw+2, wallpaper_window->height);
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} else {
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draw_sprite_scaled(wallpaper_ctx, wallpaper, 0, ((int)wallpaper_window->height - nh) / 2, wallpaper_window->width+2, nh);
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}
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}
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static void resize_finish_wallpaper(int width, int height) {
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yutani_window_resize_accept(yctx, wallpaper_window, width, height);
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reinit_graphics_yutani(wallpaper_ctx, wallpaper_window);
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draw_background(width, height);
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yutani_window_resize_done(yctx, wallpaper_window);
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yutani_flip(yctx, wallpaper_window);
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}
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int main (int argc, char ** argv) {
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if (argc < 2 || strcmp(argv[1],"--really")) {
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fprintf(stderr,
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"%s: Desktop environment wallpaper\n"
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"\n"
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" Renders the desktop wallpaper. You probably don't want\n"
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" to be running this directly - it is started by the\n"
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" session manager along with the panel.\n", argv[0]);
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return 1;
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}
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wallpaper = malloc(sizeof(sprite_t));
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load_sprite(wallpaper, "/usr/share/wallpaper.bmp");
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wallpaper->alpha = 0;
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yctx = yutani_init();
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/* wallpaper */
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wallpaper_window = yutani_window_create(yctx, yctx->display_width, yctx->display_height);
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yutani_window_move(yctx, wallpaper_window, 0, 0);
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yutani_set_stack(yctx, wallpaper_window, YUTANI_ZORDER_BOTTOM);
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wallpaper_ctx = init_graphics_yutani(wallpaper_window);
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draw_background(yctx->display_width, yctx->display_height);
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yutani_flip(yctx, wallpaper_window);
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int should_exit = 0;
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while (!should_exit) {
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yutani_msg_t * m = yutani_poll(yctx);
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if (m) {
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switch (m->type) {
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case YUTANI_MSG_WELCOME:
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yutani_window_resize_offer(yctx, wallpaper_window, yctx->display_width, yctx->display_height);
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break;
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case YUTANI_MSG_RESIZE_OFFER:
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{
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struct yutani_msg_window_resize * wr = (void*)m->data;
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if (wr->wid == wallpaper_window->wid) {
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resize_finish_wallpaper(wr->width, wr->height);
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}
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}
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break;
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case YUTANI_MSG_SESSION_END:
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should_exit = 1;
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break;
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default:
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break;
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}
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}
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free(m);
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}
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yutani_close(yctx, wallpaper_window);
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return 0;
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}
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