mirror of
https://github.com/swaywm/sway
synced 2024-05-28 09:56:30 +02:00
Add graphical feedback to swaylock (#526)
This commit is contained in:
Kevin Hamacher
parent
56838587e1
commit
fb6dcce2ad
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@ -0,0 +1,37 @@
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#ifndef _SWAYLOCK_H
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#define _SWAYLOCK_H
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#include "client/cairo.h"
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enum scaling_mode {
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SCALING_MODE_STRETCH,
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SCALING_MODE_FILL,
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SCALING_MODE_FIT,
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SCALING_MODE_CENTER,
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SCALING_MODE_TILE,
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};
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enum auth_state {
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AUTH_STATE_IDLE,
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AUTH_STATE_INPUT,
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AUTH_STATE_BACKSPACE,
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AUTH_STATE_VALIDATING,
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AUTH_STATE_INVALID,
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};
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struct render_data {
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list_t *surfaces;
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// Output specific images
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cairo_surface_t **images;
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// OR one image for all outputs:
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cairo_surface_t *image;
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int num_images;
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int color_set;
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uint32_t color;
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enum scaling_mode scaling_mode;
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enum auth_state auth_state;
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};
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void render(struct render_data* render_data);
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#endif
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288
swaylock/main.c
288
swaylock/main.c
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@ -9,30 +9,34 @@
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#include <sys/types.h>
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#include <pwd.h>
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#include <getopt.h>
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#include <signal.h>
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#include "client/window.h"
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#include "client/registry.h"
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#include "client/cairo.h"
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#include "ipc-client.h"
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#include "log.h"
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#include "lock/lock.h"
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list_t *surfaces;
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struct registry *registry;
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struct render_data render_data;
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enum scaling_mode {
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SCALING_MODE_STRETCH,
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SCALING_MODE_FILL,
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SCALING_MODE_FIT,
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SCALING_MODE_CENTER,
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SCALING_MODE_TILE,
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};
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void sigalarm_handler(int sig) {
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signal(SIGALRM, SIG_IGN);
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// Hide typing indicator
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render_data.auth_state = AUTH_STATE_IDLE;
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render(&render_data);
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wl_display_flush(registry->display);
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signal(SIGALRM, sigalarm_handler);
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}
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void sway_terminate(int exit_code) {
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int i;
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for (i = 0; i < surfaces->length; ++i) {
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struct window *window = surfaces->items[i];
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for (i = 0; i < render_data.surfaces->length; ++i) {
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struct window *window = render_data.surfaces->items[i];
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window_teardown(window);
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}
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list_free(surfaces);
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list_free(render_data.surfaces);
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if (registry) {
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registry_teardown(registry);
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}
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@ -100,12 +104,29 @@ bool verify_password() {
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}
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void notify_key(enum wl_keyboard_key_state state, xkb_keysym_t sym, uint32_t code, uint32_t codepoint) {
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int i;
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int redraw_screen = 0;
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if (state == WL_KEYBOARD_KEY_STATE_PRESSED) {
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switch (sym) {
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case XKB_KEY_Return:
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render_data.auth_state = AUTH_STATE_VALIDATING;
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render(&render_data);
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// Make sure our render call will actually be displayed on the screen
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wl_display_flush(registry->display);
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// However, this is not how it should be done.
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for (i = 0; i < registry->outputs->length; ++i) {
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if (wl_display_dispatch(registry->display) == -1) {
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exit(0);
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}
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}
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if (verify_password()) {
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exit(0);
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}
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render_data.auth_state = AUTH_STATE_INVALID;
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redraw_screen = 1;
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password_size = 1024;
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password = malloc(password_size);
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password[0] = '\0';
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@ -115,11 +136,15 @@ void notify_key(enum wl_keyboard_key_state state, xkb_keysym_t sym, uint32_t cod
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int i = strlen(password);
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if (i > 0) {
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password[i - 1] = '\0';
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render_data.auth_state = AUTH_STATE_BACKSPACE;
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redraw_screen = 1;
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}
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break;
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}
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default:
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{
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render_data.auth_state = AUTH_STATE_INPUT;
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redraw_screen = 1;
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int i = strlen(password);
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if (i + 1 == password_size) {
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password_size += 1024;
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@ -130,6 +155,11 @@ void notify_key(enum wl_keyboard_key_state state, xkb_keysym_t sym, uint32_t cod
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break;
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}
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}
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if (redraw_screen) {
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render(&render_data);
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// Hide the indicator after a couple of seconds
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alarm(5);
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}
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}
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}
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@ -228,12 +258,18 @@ cairo_surface_t *load_image(char *image_path) {
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}
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int main(int argc, char **argv) {
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char *scaling_mode_str = "fit", *socket_path = NULL;
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int i, num_images = 0, color_set = 0;
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uint32_t color = 0xFFFFFFFF;
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const char *scaling_mode_str = "fit", *socket_path = NULL;
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int i;
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void *images;
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render_data.num_images = 0;
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render_data.color_set = 0;
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render_data.color = 0xFFFFFFFF;
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render_data.auth_state = AUTH_STATE_IDLE;
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init_log(L_INFO);
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// Install SIGALARM handler (for hiding the typing indicator)
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signal(SIGALRM, sigalarm_handler);
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static struct option long_options[] = {
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{"help", no_argument, NULL, 'h'},
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@ -274,38 +310,39 @@ int main(int argc, char **argv) {
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sway_log(L_ERROR, "color must be specified in 3 or 4 byte format, e.g. ff0000 or ff0000ff");
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exit(EXIT_FAILURE);
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}
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color = strtol(optarg, NULL, 16);
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color_set = 1;
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render_data.color = strtol(optarg, NULL, 16);
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render_data.color_set = 1;
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if (colorlen == 6) {
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color <<= 8;
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color |= 0xFF;
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render_data.color <<= 8;
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render_data.color |= 0xFF;
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}
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sway_log(L_DEBUG, "color: 0x%x", color);
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break;
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}
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case 'i':
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{
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char *image_path = strchr(optarg, ':');
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if (image_path == NULL) {
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if (num_images == 0) {
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images = load_image(optarg);
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num_images = -1;
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if (render_data.num_images == 0) {
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// Provided image without output
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render_data.image = load_image(optarg);
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render_data.num_images = -1;
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} else {
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sway_log(L_ERROR, "output must be defined for all --images or no --images");
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exit(EXIT_FAILURE);
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}
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} else {
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if (num_images == 0) {
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// Provided image for all outputs
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if (render_data.num_images == 0) {
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images = calloc(registry->outputs->length, sizeof(char*) * 2);
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} else if (num_images == -1) {
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} else if (render_data.num_images == -1) {
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sway_log(L_ERROR, "output must be defined for all --images or no --images");
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exit(EXIT_FAILURE);
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}
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image_path[0] = '\0';
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((char**) images)[num_images * 2] = optarg;
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((char**) images)[num_images++ * 2 + 1] = ++image_path;
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((char**) images)[render_data.num_images * 2] = optarg;
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((char**) images)[render_data.num_images++ * 2 + 1] = ++image_path;
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}
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break;
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}
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@ -332,17 +369,17 @@ int main(int argc, char **argv) {
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}
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}
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enum scaling_mode scaling_mode = SCALING_MODE_STRETCH;
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render_data.scaling_mode = SCALING_MODE_STRETCH;
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if (strcmp(scaling_mode_str, "stretch") == 0) {
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scaling_mode = SCALING_MODE_STRETCH;
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render_data.scaling_mode = SCALING_MODE_STRETCH;
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} else if (strcmp(scaling_mode_str, "fill") == 0) {
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scaling_mode = SCALING_MODE_FILL;
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render_data.scaling_mode = SCALING_MODE_FILL;
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} else if (strcmp(scaling_mode_str, "fit") == 0) {
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scaling_mode = SCALING_MODE_FIT;
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render_data.scaling_mode = SCALING_MODE_FIT;
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} else if (strcmp(scaling_mode_str, "center") == 0) {
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scaling_mode = SCALING_MODE_CENTER;
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render_data.scaling_mode = SCALING_MODE_CENTER;
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} else if (strcmp(scaling_mode_str, "tile") == 0) {
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scaling_mode = SCALING_MODE_TILE;
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render_data.scaling_mode = SCALING_MODE_TILE;
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} else {
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sway_abort("Unsupported scaling mode: %s", scaling_mode_str);
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}
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@ -350,7 +387,7 @@ int main(int argc, char **argv) {
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password_size = 1024;
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password = malloc(password_size);
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password[0] = '\0';
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surfaces = create_list();
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render_data.surfaces = create_list();
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if (!socket_path) {
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socket_path = get_socketpath();
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if (!socket_path) {
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@ -378,14 +415,15 @@ int main(int argc, char **argv) {
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if (!window) {
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sway_abort("Failed to create surfaces.");
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}
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list_add(surfaces, window);
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list_add(render_data.surfaces, window);
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}
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registry->input->notify = notify_key;
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if (num_images >= 1) {
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// Different background for the output
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if (render_data.num_images >= 1) {
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char **displays_paths = images;
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images = calloc(registry->outputs->length, sizeof(cairo_surface_t*));
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render_data.images = calloc(registry->outputs->length, sizeof(cairo_surface_t*));
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int socketfd = ipc_open_socket(socket_path);
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uint32_t len = 0;
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@ -405,7 +443,7 @@ int main(int argc, char **argv) {
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sway_abort("output doesn't have a name field");
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}
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if (!strcmp(displays_paths[i * 2], json_object_get_string(dsp_name))) {
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((cairo_surface_t**) images)[j] = load_image(displays_paths[i * 2 + 1]);
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render_data.images[j] = load_image(displays_paths[i * 2 + 1]);
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break;
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}
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}
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@ -417,56 +455,160 @@ int main(int argc, char **argv) {
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free(displays_paths);
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}
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for (i = 0; i < surfaces->length; ++i) {
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struct window *window = surfaces->items[i];
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if (!window_prerender(window) || !window->cairo) {
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continue;
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}
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if (num_images == 0 || color_set) {
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render_color(window, color);
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}
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if (num_images == -1) {
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render_image(window, images, scaling_mode);
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} else if (num_images >= 1) {
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if (((cairo_surface_t**) images)[i] != NULL) {
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render_image(window, ((cairo_surface_t**) images)[i], scaling_mode);
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}
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}
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window_render(window);
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}
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if (num_images == -1) {
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cairo_surface_destroy((cairo_surface_t*) images);
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} else if (num_images >= 1) {
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for (i = 0; i < registry->outputs->length; ++i) {
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if (((cairo_surface_t**) images)[i] != NULL) {
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cairo_surface_destroy(((cairo_surface_t**) images)[i]);
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}
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}
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free(images);
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}
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render(&render_data);
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bool locked = false;
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while (wl_display_dispatch(registry->display) != -1) {
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if (!locked) {
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for (i = 0; i < registry->outputs->length; ++i) {
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struct output_state *output = registry->outputs->items[i];
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struct window *window = surfaces->items[i];
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struct window *window = render_data.surfaces->items[i];
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lock_set_lock_surface(registry->swaylock, output->output, window->surface);
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}
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locked = true;
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}
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}
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for (i = 0; i < surfaces->length; ++i) {
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struct window *window = surfaces->items[i];
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// Free surfaces
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if (render_data.num_images == -1) {
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cairo_surface_destroy(render_data.image);
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} else if (render_data.num_images >= 1) {
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for (i = 0; i < registry->outputs->length; ++i) {
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if (render_data.images[i] != NULL) {
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cairo_surface_destroy(render_data.images[i]);
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}
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}
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free(render_data.images);
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}
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for (i = 0; i < render_data.surfaces->length; ++i) {
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struct window *window = render_data.surfaces->items[i];
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window_teardown(window);
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}
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list_free(surfaces);
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list_free(render_data.surfaces);
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registry_teardown(registry);
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return 0;
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}
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void render(struct render_data *render_data) {
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int i;
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for (i = 0; i < render_data->surfaces->length; ++i) {
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sway_log(L_DEBUG, "Render surface %d of %d", i, render_data->surfaces->length);
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struct window *window = render_data->surfaces->items[i];
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if (!window_prerender(window) || !window->cairo) {
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continue;
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}
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// Reset the transformation matrix
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cairo_identity_matrix(window->cairo);
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if (render_data->num_images == 0 || render_data->color_set) {
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render_color(window, render_data->color);
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}
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if (render_data->num_images == -1) {
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// One background for all
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render_image(window, render_data->image, render_data->scaling_mode);
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} else if (render_data->num_images >= 1) {
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// Different backgrounds
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if (render_data->images[i] != NULL) {
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render_image(window, render_data->images[i], render_data->scaling_mode);
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}
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}
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// Reset the transformation matrix again
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cairo_identity_matrix(window->cairo);
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// Draw specific values (copied from i3)
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const int ARC_RADIUS = 50;
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const int ARC_THICKNESS = 10;
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const float TYPE_INDICATOR_RANGE = M_PI / 3.0f;
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const float TYPE_INDICATOR_BORDER_THICKNESS = M_PI / 128.0f;
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// Add visual indicator
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if (render_data->auth_state != AUTH_STATE_IDLE) {
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// Draw circle
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cairo_set_line_width(window->cairo, ARC_THICKNESS);
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cairo_arc(window->cairo, window->width/2, window->height/2, ARC_RADIUS, 0, 2 * M_PI);
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switch (render_data->auth_state) {
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case AUTH_STATE_INPUT:
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case AUTH_STATE_BACKSPACE: {
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cairo_set_source_rgba(window->cairo, 0, 0, 0, 0.75);
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cairo_fill_preserve(window->cairo);
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cairo_set_source_rgb(window->cairo, 51.0 / 255, 125.0 / 255, 0);
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cairo_stroke(window->cairo);
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} break;
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case AUTH_STATE_VALIDATING: {
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cairo_set_source_rgba(window->cairo, 0, 114.0 / 255, 255.0 / 255, 0.75);
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cairo_fill_preserve(window->cairo);
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cairo_set_source_rgb(window->cairo, 51.0 / 255, 0, 250.0 / 255);
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cairo_stroke(window->cairo);
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} break;
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case AUTH_STATE_INVALID: {
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cairo_set_source_rgba(window->cairo, 250.0 / 255, 0, 0, 0.75);
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cairo_fill_preserve(window->cairo);
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cairo_set_source_rgb(window->cairo, 125.0 / 255, 51.0 / 255, 0);
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cairo_stroke(window->cairo);
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} break;
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default: break;
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}
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// Draw a message
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char *text = NULL;
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cairo_set_source_rgb(window->cairo, 0, 0, 0);
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cairo_set_font_size(window->cairo, ARC_RADIUS/3.0f);
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switch (render_data->auth_state) {
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case AUTH_STATE_VALIDATING:
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text = "verifying";
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break;
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case AUTH_STATE_INVALID:
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text = "wrong";
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break;
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default: break;
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}
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if (text) {
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cairo_text_extents_t extents;
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double x, y;
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cairo_text_extents(window->cairo, text, &extents);
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x = window->width/2 - ((extents.width/2) + extents.x_bearing);
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y = window->height/2 - ((extents.height/2) + extents.y_bearing);
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cairo_move_to(window->cairo, x, y);
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cairo_show_text(window->cairo, text);
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cairo_close_path(window->cairo);
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cairo_new_sub_path(window->cairo);
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}
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// Typing indicator: Highlight random part on keypress
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if (render_data->auth_state == AUTH_STATE_INPUT || render_data->auth_state == AUTH_STATE_BACKSPACE) {
|
||||
double highlight_start = (rand() % (int)(2 * M_PI * 100)) / 100.0;
|
||||
cairo_arc(window->cairo, window->width/2, window->height/2, ARC_RADIUS, highlight_start, highlight_start + TYPE_INDICATOR_RANGE);
|
||||
if (render_data->auth_state == AUTH_STATE_INPUT) {
|
||||
cairo_set_source_rgb(window->cairo, 51.0 / 255, 219.0 / 255, 0);
|
||||
} else {
|
||||
cairo_set_source_rgb(window->cairo, 219.0 / 255, 51.0 / 255, 0);
|
||||
}
|
||||
cairo_stroke(window->cairo);
|
||||
|
||||
// Draw borders
|
||||
cairo_set_source_rgb(window->cairo, 0, 0, 0);
|
||||
cairo_arc(window->cairo, window->width/2, window->height/2, ARC_RADIUS, highlight_start, highlight_start + TYPE_INDICATOR_BORDER_THICKNESS);
|
||||
cairo_stroke(window->cairo);
|
||||
|
||||
cairo_arc(window->cairo, window->width/2, window->height/2, ARC_RADIUS, highlight_start + TYPE_INDICATOR_RANGE, (highlight_start + TYPE_INDICATOR_RANGE) + TYPE_INDICATOR_BORDER_THICKNESS);
|
||||
cairo_stroke(window->cairo);
|
||||
}
|
||||
|
||||
// Draw inner + outer border of the circle
|
||||
cairo_set_source_rgb(window->cairo, 0, 0, 0);
|
||||
cairo_set_line_width(window->cairo, 2.0);
|
||||
cairo_arc(window->cairo, window->width/2, window->height/2, ARC_RADIUS - ARC_THICKNESS/2, 0, 2*M_PI);
|
||||
cairo_stroke(window->cairo);
|
||||
cairo_arc(window->cairo, window->width/2, window->height/2, ARC_RADIUS + ARC_THICKNESS/2, 0, 2*M_PI);
|
||||
cairo_stroke(window->cairo);
|
||||
}
|
||||
window_render(window);
|
||||
}
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue