6ec63436d7
if a smaller/bigger font is used). This fixes a flicker issue which can occur if the font/height of each item is changed when cached icons are present. Icons are recached for the new height and then displayed, as if the cache did not exist in the first place.
132 lines
3.7 KiB
C
132 lines
3.7 KiB
C
/* See LICENSE file for copyright and license details. */
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#if USEIMAGE
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int draw_icon(struct item *item, int x, int y, int w, int h) {
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int ich = 0;
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int icw = 0;
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// cache
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int slen = 0, i;
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unsigned int digest_len = EVP_MD_size(EVP_md5());
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unsigned char *digest = (unsigned char *)OPENSSL_malloc(digest_len);
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char *xdg_cache, *home = NULL, *dsize, *buf = NULL;
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struct passwd *pw = NULL;
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if (hideimage) {
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return x;
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}
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if (item->image) {
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if (generatecache) {
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if(!(xdg_cache = getenv("XDG_CACHE_HOME"))) {
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if(!(home = getenv("HOME")) && (pw = getpwuid(getuid())))
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home = pw->pw_dir;
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if(!home) {
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fprintf(stderr, "spmenu: could not find home directory");
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return x;
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}
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}
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dsize = "icon";
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slen = snprintf(NULL, 0, "file://%s", item->image)+1;
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if(!(buf = malloc(slen))) {
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return x;
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}
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sprintf(buf, "file://%s", item->image);
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EVP_MD_CTX *mdcontext = EVP_MD_CTX_new();
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EVP_DigestInit_ex(mdcontext, EVP_md5(), NULL);
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EVP_DigestUpdate(mdcontext, buf, slen);
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EVP_DigestFinal_ex(mdcontext, digest, &digest_len);
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EVP_MD_CTX_free(mdcontext);
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free(buf);
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char md5[digest_len*2+1];
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for (i = 0; i < digest_len; ++i)
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sprintf(&md5[i*2], "%02x", (unsigned int)digest[i]);
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if (!cachedir || !strcmp(cachedir, "default")) {
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if (xdg_cache || !strcmp(cachedir, "xdg"))
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slen = snprintf(NULL, 0, "%s/thumbnails/%s/%s.png", xdg_cache, dsize, md5)+1;
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else
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slen = snprintf(NULL, 0, "%s/.cache/thumbnails/%s/%s.png", home, dsize, md5)+1;
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} else {
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slen = snprintf(NULL, 0, "%s/%s/%s.png", cachedir, dsize, md5)+1;
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}
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if(!(buf = malloc(slen))) {
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return x;
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}
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if (!cachedir || !strcmp(cachedir, "default")) {
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if (xdg_cache)
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sprintf(buf, "%s/thumbnails/%s/%s.png", xdg_cache, dsize, md5);
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else
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sprintf(buf, "%s/.cache/thumbnails/%s/%s.png", home, dsize, md5);
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} else {
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sprintf(buf, "%s/%s/%s.png", cachedir, dsize, md5);
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}
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image = imlib_load_image(buf);
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if (image) {
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imlib_context_set_image(image);
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icw = imlib_image_get_width();
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ich = imlib_image_get_height();
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}
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}
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if (ich != h || icw != w) {
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image = NULL;
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}
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if (!image || !generatecache) {
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image = imlib_load_image(item->image);
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if (!image) {
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return x;
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}
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imlib_context_set_image(image);
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icw = imlib_image_get_width();
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ich = imlib_image_get_height();
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if (!image) {
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return x;
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}
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image = imlib_create_cropped_scaled_image(0, 0, icw, ich, w, h); // w = h = bh - lrpad / 2
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imlib_free_image();
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imlib_context_set_image(image);
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icw = imlib_image_get_width();
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ich = imlib_image_get_height();
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}
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imlib_image_set_format("png");
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if (buf && generatecache && image) {
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createifnexist_rec(buf);
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imlib_save_image(buf);
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free(buf);
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}
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// Draw the image
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draw_set_img(draw, imlib_image_get_data(), w, h);
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draw_img(draw, x, y);
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x += w;
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}
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return x;
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}
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#endif
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