Added option to display the provided image centered on all monitors
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parent
b386a984e5
commit
8bb468697c
26
i3lock.c
26
i3lock.c
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@ -229,6 +229,7 @@ int slideshow_interval = 10;
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bool slideshow_random_selection = false;
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bool tile = false;
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bool centered = false;
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bool ignore_empty_password = false;
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bool skip_repeated_empty_password = false;
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bool pass_media_keys = false;
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@ -1379,6 +1380,7 @@ int main(int argc, char *argv[]) {
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{"image", required_argument, NULL, 'i'},
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{"raw", required_argument, NULL, 998},
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{"tiling", no_argument, NULL, 't'},
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{"centered", no_argument, NULL, 'C'},
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{"ignore-empty-password", no_argument, NULL, 'e'},
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{"inactivity-timeout", required_argument, NULL, 'I'},
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{"show-failed-attempts", no_argument, NULL, 'f'},
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@ -1494,7 +1496,7 @@ int main(int argc, char *argv[]) {
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if ((username = pw->pw_name) == NULL)
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errx(EXIT_FAILURE, "pw->pw_name is NULL.");
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char *optstring = "hvnbdc:p:ui:teI:frsS:kB:m";
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char *optstring = "hvnbdc:p:ui:tCeI:frsS:kB:m";
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char *arg = NULL;
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int opt = 0;
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@ -1534,8 +1536,17 @@ int main(int argc, char *argv[]) {
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image_path = strdup(optarg);
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break;
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case 't':
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if(centered) {
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errx(EXIT_FAILURE, "i3lock-color: Options tiling and centered conflict.");
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}
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tile = true;
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break;
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case 'C':
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if(tile) {
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errx(EXIT_FAILURE, "i3lock-color: Options tiling and centered conflict.");
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}
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centered = true;
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break;
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case 'p':
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if (!strcmp(optarg, "win")) {
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curs_choice = CURS_WIN;
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@ -2183,10 +2194,10 @@ int main(int argc, char *argv[]) {
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blur_image_surface(blur_img, blur_sigma);
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if (img) {
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if (!tile) {
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cairo_set_source_surface(ctx, img, 0, 0);
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cairo_paint(ctx);
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} else {
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// Display image centered on all outputs.
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if (centered) {
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draw_on_all_outputs(ctx);
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} else if (tile) {
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/* create a pattern and fill a rectangle as big as the screen */
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cairo_pattern_t *pattern;
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pattern = cairo_pattern_create_for_surface(img);
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@ -2195,9 +2206,10 @@ int main(int argc, char *argv[]) {
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cairo_rectangle(ctx, 0, 0, last_resolution[0], last_resolution[1]);
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cairo_fill(ctx);
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cairo_pattern_destroy(pattern);
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} else {
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cairo_set_source_surface(ctx, img, 0, 0);
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cairo_paint(ctx);
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}
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cairo_set_source_surface(ctx, img, 0, 0);
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cairo_paint(ctx);
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cairo_surface_destroy(img);
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img = NULL;
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}
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@ -13,6 +13,7 @@
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#include <string.h>
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#include <math.h>
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#include <xcb/xcb.h>
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#include <xcb/randr.h>
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#include <ev.h>
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#include <cairo.h>
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#include <cairo/cairo-xcb.h>
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@ -68,7 +69,8 @@ extern bool slideshow_random_selection;
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unsigned long lastCheck;
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/* Whether the image should be tiled. */
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/* Whether the image should be tiled or centered. */
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extern bool centered;
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extern bool tile;
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/* The background color to use (in hex). */
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extern char color[9];
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@ -671,9 +673,8 @@ static void draw_elements(cairo_t *const ctx, DrawData const *const draw_data) {
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}
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/*
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* Draws global image with fill color onto a pixmap with the given
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* resolution and returns it.
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*
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* Draws global image with fill color onto a provided drawable with the given
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* resolution.
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*/
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void draw_image(uint32_t *resolution, xcb_drawable_t drawable) {
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const double scaling_factor = get_dpi_value() / 96.0;
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@ -719,10 +720,10 @@ void draw_image(uint32_t *resolution, xcb_drawable_t drawable) {
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cairo_set_source_surface(xcb_ctx, blur_img, 0, 0);
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cairo_paint(xcb_ctx);
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} else { // img can no longer be non-NULL if blur_img is not null
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if (!tile) {
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cairo_set_source_surface(xcb_ctx, img, 0, 0);
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cairo_paint(xcb_ctx);
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} else {
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if (centered)
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draw_on_all_outputs(xcb_ctx);
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}
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else if (tile) {
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/* create a pattern and fill a rectangle as big as the screen */
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cairo_pattern_t *pattern;
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pattern = cairo_pattern_create_for_surface(img);
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@ -731,6 +732,9 @@ void draw_image(uint32_t *resolution, xcb_drawable_t drawable) {
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cairo_rectangle(xcb_ctx, 0, 0, resolution[0], resolution[1]);
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cairo_fill(xcb_ctx);
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cairo_pattern_destroy(pattern);
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} else {
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cairo_set_source_surface(xcb_ctx, img, 0, 0);
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cairo_paint(xcb_ctx);
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}
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}
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} else {
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@ -1064,6 +1068,41 @@ void draw_image(uint32_t *resolution, xcb_drawable_t drawable) {
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cairo_destroy(xcb_ctx);
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}
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void draw_on_all_outputs(cairo_t* xcb_ctx) {
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double image_width = cairo_image_surface_get_width(img);
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double image_height = cairo_image_surface_get_height(img);
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xcb_randr_get_screen_resources_current_reply_t *reply = xcb_randr_get_screen_resources_current_reply(
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conn, xcb_randr_get_screen_resources_current(conn, screen->root), NULL);
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xcb_timestamp_t timestamp = reply->config_timestamp;
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int len = xcb_randr_get_screen_resources_current_outputs_length(reply);
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xcb_randr_output_t *randr_outputs = xcb_randr_get_screen_resources_current_outputs(reply);
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for (int i = 0; i < len; i++) {
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xcb_randr_get_output_info_reply_t *output = xcb_randr_get_output_info_reply(
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conn, xcb_randr_get_output_info(conn, randr_outputs[i], timestamp), NULL);
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if (output == NULL)
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continue;
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if (output->crtc == XCB_NONE || output->connection == XCB_RANDR_CONNECTION_DISCONNECTED)
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continue;
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xcb_randr_get_crtc_info_cookie_t infoCookie = xcb_randr_get_crtc_info(conn, output->crtc,
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timestamp);
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xcb_randr_get_crtc_info_reply_t *crtc = xcb_randr_get_crtc_info_reply(conn, infoCookie, NULL);
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double origin_x = crtc->x + (crtc->width / 2.0 - image_width / 2.0);
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double origin_y = crtc->y + (crtc->height / 2.0 - image_height / 2.0);
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cairo_set_source_surface(xcb_ctx, img, origin_x, origin_y);
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cairo_paint(xcb_ctx);
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free(crtc);
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free(output);
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}
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}
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/*
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* Calls draw_image on a new pixmap and swaps that with the current pixmap
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*
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@ -39,6 +39,7 @@ typedef struct {
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} DrawData;
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void draw_image(uint32_t* resolution, xcb_drawable_t drawable);
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void draw_on_all_outputs(cairo_t* xcb_ctx);
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void init_colors_once(void);
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void redraw_screen(void);
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void clear_indicator(void);
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