imlib2_view: Enable grabbing/viewing drawables
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1471e92f62
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5ab0fa77f1
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@ -13,9 +13,9 @@
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Display *disp;
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static int debug = 0;
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static int verbose = 0;
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static Window win;
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static Pixmap pm = 0;
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static int depth;
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static int image_width = 0, image_height = 0;
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static int window_width = 0, window_height = 0;
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static Imlib_Image bg_im = NULL;
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@ -24,6 +24,8 @@ static char opt_cache = 0;
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static char opt_scale = 0;
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static double opt_scale_x = 1.;
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static double opt_scale_y = 1.;
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static double opt_sgrab_x = 1.;
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static double opt_sgrab_y = 1.;
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static char opt_progress_granularity = 10;
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static char opt_progress_print = 0;
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static int opt_progress_delay = 0;
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@ -38,15 +40,16 @@ static int opt_progress_delay = 0;
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#define HELP \
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"Usage:\n" \
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" imlib2_view [OPTIONS] FILE...\n" \
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" imlib2_view [OPTIONS] {FILE | XID}...\n" \
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"OPTIONS:\n" \
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" -c : Enable image caching\n" \
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" -d : Enable debug\n" \
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" -g N: Set progress granularity to N%% (default 10(%%))\n" \
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" -l N: Introduce N ms delay in progress callback (default 0)\n" \
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" -p : Print info in progress callback (default no)\n" \
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" -s S: Set scaling factor to S (default 1.0)\n" \
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" -v : Increase verbosity\n"
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" -c : Enable image caching\n" \
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" -d : Enable debug\n" \
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" -g N : Set progress granularity to N%% (default 10(%%))\n" \
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" -l N : Introduce N ms delay in progress callback (default 0)\n" \
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" -p : Print info in progress callback (default no)\n" \
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" -s Sx[,Sy] : Set render x/y scaling factors to Sx,Sy (default 1.0)\n" \
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" -S Sx[,Sy] : Set grab x/y scaling factors to Sx,Sy (default 1.0)\n" \
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" -v : Increase verbosity\n"
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static void
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usage(void)
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@ -117,7 +120,8 @@ progress(Imlib_Image im, char percent, int update_x, int update_y,
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if (pm)
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XFreePixmap(disp, pm);
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pm = XCreatePixmap(disp, win, window_width, window_height, depth);
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pm = XCreatePixmap(disp, win, window_width, window_height,
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DefaultDepth(disp, DefaultScreen(disp)));
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imlib_context_set_drawable(pm);
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if (bg_im)
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{
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@ -176,18 +180,62 @@ progress(Imlib_Image im, char percent, int update_x, int update_y,
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return 1;
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}
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static Imlib_Image
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load_image(int no, const char *name)
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{
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Imlib_Image im;
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char *ptr;
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Drawable draw;
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Vprintf("Show %d: '%s'\n", no, name);
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image_width = 0; /* Force redraw in progress() */
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draw = strtoul(name, &ptr, 0);
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if (*ptr != '\0')
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draw = 0;
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if (draw)
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{
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Window rr;
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int x, y;
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unsigned int w, h, bw;
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unsigned int wo, ho;
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unsigned int depth;
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int get_alpha = 1;
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XGetGeometry(disp, draw, &rr, &x, &y, &w, &h, &bw, &depth);
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imlib_context_set_drawable(draw);
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Vprintf("Drawable: %#lx: x,y: %d,%d wxh=%ux%u bw=%u depth=%u\n",
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draw, x, y, w, h, bw, depth);
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wo = w * opt_sgrab_x;
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ho = h * opt_sgrab_y;
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im = imlib_create_scaled_image_from_drawable(None, 0, 0, w, h, wo, ho,
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1, (get_alpha) ? 1 : 0);
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progress(im, 100, 0, 0, wo, ho);
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}
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else
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{
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im = imlib_load_image(name);
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}
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return im;
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}
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int
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main(int argc, char **argv)
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{
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int opt;
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Imlib_Image *im;
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char *file;
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int no, inc;
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int verbose;
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verbose = 0;
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while ((opt = getopt(argc, argv, "cdg:l:ps:v")) != -1)
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while ((opt = getopt(argc, argv, "cdg:l:ps:S:v")) != -1)
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{
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switch (opt)
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{
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@ -208,7 +256,16 @@ main(int argc, char **argv)
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break;
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case 's': /* Scale (window size wrt. image size) */
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opt_scale = 1;
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opt_scale_x = opt_scale_y = atof(optarg);
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opt_scale_y = 0.f;
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sscanf(optarg, "%lf,%lf", &opt_scale_x, &opt_scale_y);
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if (opt_scale_y == 0.f)
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opt_scale_y = opt_scale_x;
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break;
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case 'S': /* Scale on grab */
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opt_sgrab_y = 0.f;
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sscanf(optarg, "%lf,%lf", &opt_sgrab_x, &opt_sgrab_y);
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if (opt_sgrab_y == 0.f)
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opt_sgrab_y = opt_sgrab_x;
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break;
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case 'v':
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verbose += 1;
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@ -235,8 +292,6 @@ main(int argc, char **argv)
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return 1;
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}
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depth = DefaultDepth(disp, DefaultScreen(disp));
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win = XCreateSimpleWindow(disp, DefaultRootWindow(disp), 0, 0, 10, 10,
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0, 0, 0);
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XSelectInput(disp, win, KeyPressMask | ButtonPressMask | ButtonReleaseMask |
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@ -260,10 +315,7 @@ main(int argc, char **argv)
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fprintf(stderr, "No loadable image\n");
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exit(0);
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}
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file = argv[no];
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Vprintf("Show %d: '%s'\n", no, file);
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image_width = 0;
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im = imlib_load_image(file);
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im = load_image(no, argv[no]);
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}
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imlib_context_set_image(im);
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@ -403,15 +455,12 @@ main(int argc, char **argv)
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inc = 1;
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continue;
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}
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file = argv[no2];
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Vprintf("Show %d: '%s'\n", no2, file);
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if (no2 == no)
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break;
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image_width = 0;
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im2 = imlib_load_image(file);
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im2 = load_image(no2, argv[no2]);
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if (!im2)
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{
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Vprintf("*** Error loading image: %s\n", file);
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Vprintf("*** Error loading image: %s\n", argv[no2]);
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continue;
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}
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zoom = 1.0;
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