diff options
Diffstat (limited to 'src/yawa.c')
| -rw-r--r-- | src/yawa.c | 413 |
1 files changed, 214 insertions, 199 deletions
@@ -16,63 +16,178 @@ * along with this program. If not, see <http://www.gnu.org/licenses/>. */ +#define _GNU_SOURCE #include <X11/Xlib.h> #include <X11/Xatom.h> #include <Imlib2.h> #include <string.h> #include <stdio.h> #include <stdlib.h> +#include <errno.h> #include "config.h" +#include <argp.h> +#include <stdbool.h> + +typedef struct +{ + int r, g, b, a; +} Color, *PColor; + typedef enum { Full, Fill, Center, Tile } ImageMode; -void -usage (char *commandline) +int setRootAtoms (Pixmap pixmap); +int getHex (char c); +int parse_color (char *arg, PColor c, int a); +int load_image (ImageMode mode, const char *arg, int rootW, int rootH, int alpha, + Imlib_Image rootimg); + +const char *argp_program_version = "yawa 0.0.1"; +const char *argp_program_bug_address = "<johannes@kyriasis.com>"; + +static int num_add_colors; +struct arguments { + char *image; + char *color; + int angle; + int alpha_amount; + + bool add: 1; + bool gradient: 1; + bool clear: 1; + bool solid: 1; + bool center: 1; + bool tile: 1; + bool full: 1; + bool fill: 1; + bool tint: 1; + bool blur: 1; + bool sharpen: 1; + bool contrast: 1; + bool brightness: 1; + bool gamma: 1; + bool flipv: 1; + bool fliph: 1; + bool flipd; + bool alpha; + bool write; + char add_color[9][9]; +}; + +/* Order of fields: {NAME, KEY, ARG, FLAGS, DOC, GROUP}. */ +static struct argp_option options[] = +{ + {0, 0, 0, 0, "Gradients:", 1}, + {"add", 'a', "COLOR", 0, "Add color to range using distance 1", 1}, + // TODO: Figure out what to do about `-addd <color> <distance> + {"gradient", 'g', "ANGLE", 0, "Render gradient using specified angle", 1}, + {"clear", 'c', 0, 0, "Clear the color range", 1}, + + {0, 0, 0, 0, "Solid:", 2}, + {"solid", 's', "COLOR", 0, "Render a solid using the specified color", 2}, + + {0, 0, 0, 0, "Image files:", 3}, + {"center", 'C', "IMAGE", 0, "Render an image centered on the screen", 3}, + {"tile", 't', "IMAGE", 0, "Render an image tiled", 3}, + {"full", 'f', "IMAGE", 0, "Render an image maximum aspect", 3}, + {"fill", 'F', "IMAGE", 0, "Render an image stretched", 3}, + + {0, 0, 0, 0, "Manipulations:", 4}, + {"tint", 'T', "COLOR", 0, "Tint current image", 4}, + {"blur", 'b', "RADIUS", 0, "Blur the current image", 4}, // Not implemented + {"sharpen", 'S', "RADIUS", 0, "Sharpen the current image", 4}, // Not implemented + {"contrast", 'o', "AMOUNT", 0, "Adjust the contrast of the current image", 4}, // Not implemented + {"brightness", 'G', "AMOUNT", 0, "Adjust the bightness of the current image", 4}, // Not implemented + {"gamma", 'G', "AMOUNT", 0, "Adjust the gamma level of the current image", 4}, // Not implemented + {"flipv", 'v', 0, 0, "Flip the current image vertically", 4}, // Not implemented + {"fliph", 'h', 0, 0, "Flip the current image horizontally", 4}, // Not implemented + {"flipd", 'd', 0, 0, "Flip the current image diagonally", 4}, // Not implemented + + {0, 0, 0, 0, "Misc:", -1}, + {"alpha", 'A', "AMOUNT", 0, "Adjust alpha level for colors and images", -1}, + {"write", 'w', "FILENAME", 0, "Write the current image to a file", -1}, // Not implemented + {0, 0, 0, 0, 0, 0} +}; + +/* Order of parameters: KEY, ARG, STATE. */ +static error_t +parse_opt (int key, char *arg, struct argp_state *state) { - printf (PACKAGE_STRING " - " DESCRIPTION "\n" - "\n" - "Syntaxis: %s [command1 [arg1..]] [command2 [arg1..]]..." - "\n" - "Gradients:\n" - " -add <color> Add color to range using distance 1\n" - " -addd <color> <distance> Add color to range using custom distance\n" - " -gradient <angle> Render gradient using specified angle\n" - " -clear Clear the color range\n" - "\n" - "Solid:\n" - " -solid <color> Render a solid using the specified color\n" - "\n" - "Image files:\n" - " -center <image> Render an image centered on screen\n" - " -tile <image> Render an image tiled\n" - " -full <image> Render an image maximum aspect\n" - " -fill <image> Render an image strechted\n" - "\n" - "Manipulations:\n" - " -tint <color> Tint the current image\n" - " -blur <radius> Blur the current image\n" - " -sharpen <radius> Sharpen the current image\n" - " -contrast <amount> Adjust contrast of current image\n" - " -brightness <amount> Adjust brightness of current image\n" - " -gamma <amount> Adjust gamma level of current image\n" - " -flipv Flip the current image vertically\n" - " -fliph Flip the current image horizontally\n" - " -flipd Flip the current image diagonally\n" - "\n" - "Misc:\n" - " -alpha <amount> Adjust alpha level for colors and images\n" - " -write <filename> Write current image to file\n" - "\n" - "Colors are in the #rrbbgg or #rrggbbaa format.\n" - "\n" - "Send bugreports to: " PACKAGE_BUGREPORT "\n" "\n", commandline); + struct arguments *arguments = state->input; + char *endptr; + long val; + errno = 0; + + switch (key) { + case 'a': + arguments->add = true; + strncpy(arguments->add_color[num_add_colors], arg, sizeof(arguments->add_color[0])); + num_add_colors += 1; + break; + case 'g': + arguments->gradient = true; + val = strtol(arg, &endptr, 10); + arguments->angle = (int)val; + + if ((errno == ERANGE && (val == LONG_MAX || val == LONG_MIN)) + || (errno != 0 && val == 0)) { + perror("strtol"); + exit(-2); + } + + if (endptr == arg) { + fprintf(stderr, "No digits were found\n"); + exit(-2); + } + + break; + case 'c': + arguments->clear = true; + break; + case 's': + arguments->solid = true; + arguments->color = arg; + break; + case 'C': + arguments->center = true; + arguments->image = arg; + break; + case 't': + arguments->tile = true; + arguments->image = arg; + break; + case 'f': + arguments->full = true; + arguments->image = arg; + break; + case 'F': + arguments->fill = true; + arguments->image = arg; + break; + case 'T': + arguments->tint = true; + arguments->color = arg; + break; + case 'A': + arguments->alpha = true; + arguments->alpha_amount = atoi(arg); + break; + default: + return ARGP_ERR_UNKNOWN; + } + return 0; } +/* Program documentation. */ +static char doc[] = "yawa -- Yet Another Wallpaper Application"; +/* The ARGP structure itself. */ +static struct argp argp = {options, parse_opt, "", doc, NULL, NULL, 0}; + // Globals: -Display *display; -int screen; +static Display *display; +static int screen; // Adapted from fluxbox' bsetroot int @@ -98,9 +213,9 @@ setRootAtoms (Pixmap pixmap) atom_eroot, 0L, 1L, False, AnyPropertyType, &type, &format, &length, &after, &data_eroot); if (data_root && data_eroot && type == XA_PIXMAP && - *((Pixmap *) data_root) == *((Pixmap *) data_eroot)) + *(data_root) == *(data_eroot)) { - XKillClient (display, *((Pixmap *) data_root)); + XKillClient (display, *(data_root)); } } } @@ -122,11 +237,6 @@ setRootAtoms (Pixmap pixmap) return 1; } -typedef struct -{ - int r, g, b, a; -} Color, *PColor; - int getHex (char c) { @@ -262,12 +372,23 @@ load_image (ImageMode mode, const char *arg, int rootW, int rootH, int alpha, int main (int argc, char **argv) { + struct arguments arguments = { + "", "", 0, 0, false, + false, false, false, false, false, false, false, false, false, + false, false, false, false, false, false, false, false, false, + {{0}} // add_color array + }; + + /* Where the magic happens */ + argp_parse (&argp, argc, argv, 0, 0, &arguments); + Visual *vis; Colormap cm; Display *_display; Imlib_Context *context; Imlib_Image image; - int width, height, depth, i, alpha; + int width, height, depth, alpha; + int i = 0; Pixmap pixmap; Imlib_Color_Modifier modifier = NULL; _display = XOpenDisplay (NULL); @@ -287,8 +408,8 @@ main (int argc, char **argv) depth = DefaultDepth (display, screen); pixmap = - XCreatePixmap (display, RootWindow (display, screen), width, height, - depth); + XCreatePixmap (display, RootWindow (display, screen), (unsigned int) width, (unsigned int) height, + (unsigned int) depth); imlib_context_set_visual (vis); imlib_context_set_colormap (cm); @@ -306,8 +427,6 @@ main (int argc, char **argv) alpha = 255; - for (i = 1; i < argc; i++) - { if (modifier != NULL) { imlib_apply_color_modifier (); @@ -316,168 +435,89 @@ main (int argc, char **argv) modifier = imlib_create_color_modifier (); imlib_context_set_color_modifier (modifier); - if (strcmp (argv[i], "-alpha") == 0) + if (arguments.alpha) { - if ((++i) >= argc) - { - fprintf (stderr, "Missing alpha\n"); - continue; - } - if (sscanf (argv[i], "%i", &alpha) == 0) - { - fprintf (stderr, "Bad alpha (%s)\n", argv[i]); - continue; - } - + alpha = arguments.alpha; } - else if (strcmp (argv[i], "-solid") == 0) + if (arguments.solid) { Color c; - if ((++i) >= argc) - { - fprintf (stderr, "Missing color\n"); - continue; - } - if (parse_color (argv[i], &c, alpha) == 0) + if (parse_color (arguments.color, &c, alpha) == 0) { - fprintf (stderr, "Bad color (%s)\n", argv[i]); + fprintf (stderr, "Bad color (%s)\n", arguments.color); continue; } imlib_context_set_color (c.r, c.g, c.b, c.a); imlib_image_fill_rectangle (0, 0, width, height); } - else if (strcmp (argv[i], "-clear") == 0) + if (arguments.clear) { imlib_free_color_range (); imlib_context_set_color_range (imlib_create_color_range ()); } - else if (strcmp (argv[i], "-add") == 0) + // TODO: Add back -add and -addd + if (arguments.add) { - Color c; - if ((++i) >= argc) + for (i = 0; i < num_add_colors; i++) { - fprintf (stderr, "Missing color\n"); - continue; + Color c; + if (parse_color (arguments.add_color[i], &c, alpha) == 0) + { + fprintf (stderr, "Bad color (%s)\n", arguments.add_color[i]); + continue; + } + imlib_context_set_color (c.r, c.g, c.b, c.a); + imlib_add_color_to_color_range (1); } - if (parse_color (argv[i], &c, alpha) == 0) - { - fprintf (stderr, "Bad color (%s)\n", argv[i - 1]); - continue; - } - imlib_context_set_color (c.r, c.g, c.b, c.a); - imlib_add_color_to_color_range (1); } - else if (strcmp (argv[i], "-addd") == 0) + if (arguments.gradient) { - Color c; - int distance; - if ((++i) >= argc) - { - fprintf (stderr, "Missing color\n"); - continue; - } - if ((++i) >= argc) - { - fprintf (stderr, "Missing distance\n"); - continue; - } - if (parse_color (argv[i - 1], &c, alpha) == 0) - { - fprintf (stderr, "Bad color (%s)\n", argv[i - 1]); - continue; - } - if (sscanf (argv[i], "%i", &distance) == 0) - { - fprintf (stderr, "Bad distance (%s)\n", argv[i]); - continue; - } - imlib_context_set_color (c.r, c.g, c.b, c.a); - imlib_add_color_to_color_range (distance); - } - else if (strcmp (argv[i], "-gradient") == 0) - { - int angle; - if ((++i) >= argc) - { - fprintf (stderr, "Missing angle\n"); - continue; - } - if (sscanf (argv[i], "%i", &angle) == 0) - { - fprintf (stderr, "Bad angle (%s)\n", argv[i]); - continue; - } imlib_image_fill_color_range_rectangle (0, 0, width, height, - angle); + arguments.angle); } - else if (strcmp (argv[i], "-fill") == 0) + if (arguments.fill) { - if ((++i) >= argc) - { - fprintf (stderr, "Missing image\n"); - continue; - } - if (load_image (Fill, argv[i], width, height, alpha, image) == + if (load_image (Fill, arguments.image, width, height, alpha, image) == 0) { - fprintf (stderr, "Bad image (%s)\n", argv[i]); + fprintf (stderr, "Bad image (%s)\n", arguments.image); continue; } } - else if (strcmp (argv[i], "-full") == 0) + if (arguments.full) { - if ((++i) >= argc) - { - fprintf (stderr, "Missing image\n"); - continue; - } - if (load_image (Full, argv[i], width, height, alpha, image) == + if (load_image (Full, arguments.image, width, height, alpha, image) == 0) { - fprintf (stderr, "Bad image (%s)\n", argv[i]); + fprintf (stderr, "Bad image (%s)\n", arguments.image); continue; } } - else if (strcmp (argv[i], "-tile") == 0) + if (arguments.tile) { - if ((++i) >= argc) - { - fprintf (stderr, "Missing image\n"); - continue; - } - if (load_image (Tile, argv[i], width, height, alpha, image) == + if (load_image (Tile, arguments.image, width, height, alpha, image) == 0) { - fprintf (stderr, "Bad image (%s)\n", argv[i]); + fprintf (stderr, "Bad image (%s)\n", arguments.image); continue; } } - else if (strcmp (argv[i], "-center") == 0) + if (arguments.center) { - if ((++i) >= argc) - { - fprintf (stderr, "Missing image\n"); - continue; - } - if (load_image (Center, argv[i], width, height, alpha, image) == + if (load_image (Center, arguments.image, width, height, alpha, image) == 0) { - fprintf (stderr, "Bad image (%s)\n", argv[i]); + fprintf (stderr, "Bad image (%s)\n", arguments.image); continue; } } - else if (strcmp (argv[i], "-tint") == 0) + if (arguments.tint) { Color c; DATA8 r[256], g[256], b[256], a[256]; int j; - if ((++i) >= argc) - { - fprintf (stderr, "Missing color\n"); - continue; - } - if (parse_color (argv[i], &c, 255) == 0) + if (parse_color (arguments.color, &c, 255) == 0) { fprintf (stderr, "Bad color\n"); continue; @@ -494,14 +534,9 @@ main (int argc, char **argv) imlib_set_color_modifier_tables (r, g, b, a); } - else if (strcmp (argv[i], "-blur") == 0) + if (arguments.blur) { int intval; - if ((++i) >= argc) - { - fprintf (stderr, "Missing value\n"); - continue; - } if (sscanf (argv[i], "%i", &intval) == 0) { fprintf (stderr, "Bad value (%s)\n", argv[i]); @@ -509,7 +544,7 @@ main (int argc, char **argv) } imlib_image_blur (intval); } - else if (strcmp (argv[i], "-sharpen") == 0) + if (arguments.sharpen) { int intval; if ((++i) >= argc) @@ -524,7 +559,7 @@ main (int argc, char **argv) } imlib_image_sharpen (intval); } - else if (strcmp (argv[i], "-contrast") == 0) + if (arguments.contrast) { double dblval; if ((++i) >= argc) @@ -539,7 +574,7 @@ main (int argc, char **argv) } imlib_modify_color_modifier_contrast (dblval); } - else if (strcmp (argv[i], "-brightness") == 0) + if (arguments.brightness) { double dblval; if ((++i) >= argc) @@ -554,7 +589,7 @@ main (int argc, char **argv) } imlib_modify_color_modifier_brightness (dblval); } - else if (strcmp (argv[i], "-gamma") == 0) + if (arguments.gamma) { double dblval; if ((++i) >= argc) @@ -569,42 +604,22 @@ main (int argc, char **argv) } imlib_modify_color_modifier_gamma (dblval); } - else if (strcmp (argv[i], "-flipv") == 0) + if (arguments.flipv) { imlib_image_flip_vertical (); } - else if (strcmp (argv[i], "-fliph") == 0) + if (arguments.fliph) { imlib_image_flip_horizontal (); } - else if (strcmp (argv[i], "-flipd") == 0) + if (arguments.flipd) { imlib_image_flip_diagonal (); } - else if (strcmp (argv[i], "-write") == 0) + if (arguments.write) { - if ((++i) >= argc) - { - fprintf (stderr, "Missing filename\n"); - continue; - } imlib_save_image (argv[i]); } - else - { - usage (argv[0]); - imlib_free_image (); - imlib_free_color_range (); - if (modifier != NULL) - { - imlib_context_set_color_modifier (modifier); - imlib_free_color_modifier (); - modifier = NULL; - } - XFreePixmap (display, pixmap); - exit (1); - } - } if (modifier != NULL) { |