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1045 lines
39 KiB
1045 lines
39 KiB
/*
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* vim:ts=4:sw=4:expandtab
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*
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* © 2010 Michael Stapelberg
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*
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* See LICENSE for licensing information
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*
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*/
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#include <stdbool.h>
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#include <stdlib.h>
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#include <stdio.h>
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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 <ev.h>
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#include <cairo.h>
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#include <cairo/cairo-xcb.h>
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#include "i3lock.h"
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#include "xcb.h"
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#include "unlock_indicator.h"
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#include "randr.h"
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#include "tinyexpr.h"
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/* clock stuff */
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#include <time.h>
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extern double circle_radius;
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extern double ring_width;
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#define BUTTON_RADIUS (circle_radius)
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#define RING_WIDTH (ring_width)
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#define BUTTON_SPACE (BUTTON_RADIUS + (RING_WIDTH / 2))
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#define BUTTON_CENTER (BUTTON_RADIUS + (RING_WIDTH / 2))
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#define BUTTON_DIAMETER (2 * BUTTON_SPACE)
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#define CLOCK_WIDTH 400
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#define CLOCK_HEIGHT 200
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/*******************************************************************************
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* Variables defined in i3lock.c.
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******************************************************************************/
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extern bool debug_mode;
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/* The current position in the input buffer. Useful to determine if any
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* characters of the password have already been entered or not. */
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int input_position;
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/* The lock window. */
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extern xcb_window_t win;
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/* The current resolution of the X11 root window. */
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extern uint32_t last_resolution[2];
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/* Whether the unlock indicator is enabled (defaults to true). */
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extern bool unlock_indicator;
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/* List of pressed modifiers, or NULL if none are pressed. */
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extern char *modifier_string;
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/* A Cairo surface containing the specified image (-i), if any. */
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extern cairo_surface_t *img;
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extern cairo_surface_t *blur_img;
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/* Whether the image should be tiled. */
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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[7];
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/* indicator color options */
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extern char insidevercolor[9];
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extern char insidewrongcolor[9];
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extern char insidecolor[9];
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extern char ringvercolor[9];
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extern char ringwrongcolor[9];
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extern char ringcolor[9];
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extern char linecolor[9];
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extern char textcolor[9];
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extern char layoutcolor[9];
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extern char timecolor[9];
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extern char datecolor[9];
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extern char keyhlcolor[9];
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extern char bshlcolor[9];
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extern char separatorcolor[9];
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extern int internal_line_source;
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extern int screen_number;
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extern float refresh_rate;
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extern bool show_clock;
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extern bool always_show_clock;
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extern bool show_indicator;
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extern int time_align;
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extern int date_align;
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extern int layout_align;
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extern char time_format[32];
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extern char date_format[32];
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extern char time_font[32];
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extern char date_font[32];
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extern char status_font[32];
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extern char layout_font[32];
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extern char ind_x_expr[32];
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extern char ind_y_expr[32];
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extern char time_x_expr[32];
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extern char time_y_expr[32];
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extern char date_x_expr[32];
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extern char date_y_expr[32];
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extern char layout_x_expr[32];
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extern char layout_y_expr[32];
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extern double time_size;
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extern double date_size;
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extern double text_size;
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extern double modifier_size;
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extern double layout_size;
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extern char* verif_text;
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extern char* wrong_text;
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extern char* layout_text;
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/* Whether the failed attempts should be displayed. */
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extern bool show_failed_attempts;
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/* Number of failed unlock attempts. */
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extern int failed_attempts;
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/*******************************************************************************
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* Variables defined in xcb.c.
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******************************************************************************/
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/* The root screen, to determine the DPI. */
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extern xcb_screen_t *screen;
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/*******************************************************************************
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* Local variables.
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******************************************************************************/
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/* time stuff */
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static struct ev_periodic *time_redraw_tick;
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/* Cache the screen’s visual, necessary for creating a Cairo context. */
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static xcb_visualtype_t *vistype;
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/* Maintain the current unlock/PAM state to draw the appropriate unlock
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* indicator. */
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unlock_state_t unlock_state;
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auth_state_t auth_state;
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// color arrays
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rgba_t insidever16;
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rgba_t insidewrong16;
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rgba_t inside16;
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rgba_t ringver16;
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rgba_t ringwrong16;
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rgba_t ring16;
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rgba_t line16;
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rgba_t text16;
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rgba_t layout16;
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rgba_t time16;
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rgba_t date16;
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rgba_t keyhl16;
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rgba_t bshl16;
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rgba_t sep16;
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rgba_t bar16;
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// just rgb
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rgb_t rgb16;
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// experimental bar stuff
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#define BAR_VERT 0
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#define BAR_FLAT 1
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// experimental bar stuff
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extern bool bar_enabled;
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extern double *bar_heights;
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extern double bar_step;
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extern double bar_base_height;
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extern double bar_periodic_step;
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extern double max_bar_height;
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extern double bar_position;
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extern int num_bars;
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extern int bar_width;
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extern int bar_orientation;
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extern char bar_base_color[9];
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extern char bar_expr[32];
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extern bool bar_bidirectional;
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extern bool bar_reversed;
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/*
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* Initialize all the color arrays once.
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* Called once after options are parsed.
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*/
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/*
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colorstring: 8-character RGBA string ("ff0000ff", "00000000", "ffffffff", etc)
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colorstring16: array of 4 integers (r, g, b, a).
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MAKE_COLORGROUPS(colorstring, colorstring16) =>
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char colorstring_tmparr[4][3] = {{colorstring[0], colorstring[1], '\0'},
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{colorstring[2], colorstring[3], '\0'},
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{colorstring[4], colorstring[5], '\0'},
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{colorstring[6], colorstring[7], '\0'}};
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uint32_t colorstring16[4] = {(strtol(colorstring_tmparr[0], NULL, 16)),
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(strtol(colorstring_tmparr[1], NULL, 16)),
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(strtol(colorstring_tmparr[2], NULL, 16)),
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(strtol(colorstring_tmparr[3], NULL, 16))};
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*/
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void set_color(char* dest, const char* src, int offset) {
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dest[0] = src[offset];
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dest[1] = src[offset + 1];
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dest[2] = '\0';
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}
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void colorgen(rgba_str_t* tmp, const char* src, rgba_t* dest) {
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set_color(tmp->red, src, 0);
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set_color(tmp->green, src, 2);
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set_color(tmp->blue, src, 4);
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set_color(tmp->alpha, src, 6);
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dest->red = strtol(tmp->red, NULL, 16) / 255.0;
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dest->green = strtol(tmp->green, NULL, 16) / 255.0;
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dest->blue = strtol(tmp->blue, NULL, 16) / 255.0;
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dest->alpha = strtol(tmp->alpha, NULL, 16) / 255.0;
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}
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void colorgen_rgb(rgb_str_t* tmp, const char* src, rgb_t* dest) {
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set_color(tmp->red, src, 0);
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set_color(tmp->green, src, 2);
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set_color(tmp->blue, src, 4);
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dest->red = strtol(tmp->red, NULL, 16) / 255.0;
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dest->green = strtol(tmp->green, NULL, 16) / 255.0;
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dest->blue = strtol(tmp->blue, NULL, 16) / 255.0;
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}
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void init_colors_once(void) {
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rgba_str_t tmp;
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rgb_str_t tmp_rgb;
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/* build indicator color arrays */
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colorgen(&tmp, insidevercolor, &insidever16);
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colorgen(&tmp, insidewrongcolor, &insidewrong16);
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colorgen(&tmp, insidecolor, &inside16);
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colorgen(&tmp, ringvercolor, &ringver16);
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colorgen(&tmp, ringwrongcolor, &ringwrong16);
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colorgen(&tmp, ringcolor, &ring16);
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colorgen(&tmp, linecolor, &line16);
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colorgen(&tmp, textcolor, &text16);
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colorgen(&tmp, layoutcolor, &layout16);
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colorgen(&tmp, timecolor, &time16);
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colorgen(&tmp, datecolor, &date16);
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colorgen(&tmp, keyhlcolor, &keyhl16);
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colorgen(&tmp, bshlcolor, &bshl16);
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colorgen(&tmp, separatorcolor, &sep16);
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colorgen(&tmp, bar_base_color, &bar16);
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colorgen_rgb(&tmp_rgb, color, &rgb16);
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}
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/*
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* Returns the scaling factor of the current screen. E.g., on a 227 DPI MacBook
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* Pro 13" Retina screen, the scaling factor is 227/96 = 2.36.
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*
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*/
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static double scaling_factor(void) {
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const int dpi = (double) screen->height_in_pixels * 25.4 /
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(double) screen->height_in_millimeters;
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return (dpi / 96.0);
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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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*/
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xcb_pixmap_t draw_image(uint32_t *resolution) {
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xcb_pixmap_t bg_pixmap = XCB_NONE;
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int button_diameter_physical = ceil(scaling_factor() * BUTTON_DIAMETER);
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int clock_width_physical = ceil(scaling_factor() * CLOCK_WIDTH);
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int clock_height_physical = ceil(scaling_factor() * CLOCK_HEIGHT);
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DEBUG("scaling_factor is %.f, physical diameter is %d px\n",
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scaling_factor(), button_diameter_physical);
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if (!vistype)
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vistype = get_root_visual_type(screen);
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bg_pixmap = create_bg_pixmap(conn, screen, resolution, color);
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/* Initialize cairo: Create one in-memory surface to render the unlock
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* indicator on, create one XCB surface to actually draw (one or more,
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* depending on the amount of screens) unlock indicators on.
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* create two more surfaces for time and date display
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*/
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cairo_surface_t *output = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, button_diameter_physical, button_diameter_physical);
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cairo_t *ctx = cairo_create(output);
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cairo_surface_t *time_output = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, clock_width_physical, clock_height_physical);
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cairo_t *time_ctx = cairo_create(time_output);
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cairo_surface_t *date_output = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, clock_width_physical, clock_height_physical);
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cairo_t *date_ctx = cairo_create(date_output);
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cairo_surface_t *layout_output = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, clock_width_physical, clock_height_physical);
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cairo_t *layout_ctx = cairo_create(layout_output);
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cairo_surface_t *bar_output = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, resolution[0], resolution[1]);
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cairo_t *bar_ctx = cairo_create(bar_output);
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cairo_surface_t *xcb_output = cairo_xcb_surface_create(conn, bg_pixmap, vistype, resolution[0], resolution[1]);
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cairo_t *xcb_ctx = cairo_create(xcb_output);
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if (blur_img || img) {
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if (blur_img) {
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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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}
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if (img) {
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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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/* 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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cairo_set_source(xcb_ctx, pattern);
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cairo_pattern_set_extend(pattern, CAIRO_EXTEND_REPEAT);
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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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}
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}
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} else {
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cairo_set_source_rgb(xcb_ctx, rgb16.red, rgb16.green, rgb16.blue);
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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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}
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/* https://github.com/ravinrabbid/i3lock-clock/commit/0de3a411fa5249c3a4822612c2d6c476389a1297 */
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time_t rawtime;
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struct tm* timeinfo;
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bool unlock_indic_text = false;
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time(&rawtime);
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timeinfo = localtime(&rawtime);
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if (unlock_indicator &&
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(unlock_state >= STATE_KEY_PRESSED || auth_state > STATE_AUTH_IDLE || show_indicator)) {
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cairo_scale(ctx, scaling_factor(), scaling_factor());
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/* Draw a (centered) circle with transparent background. */
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cairo_set_line_width(ctx, RING_WIDTH);
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cairo_arc(ctx,
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BUTTON_CENTER /* x */,
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BUTTON_CENTER /* y */,
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BUTTON_RADIUS /* radius */,
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0 /* start */,
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2 * M_PI /* end */);
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/* Use the appropriate color for the different PAM states
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* (currently verifying, wrong password, or default) */
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switch (auth_state) {
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case STATE_AUTH_VERIFY:
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case STATE_AUTH_LOCK:
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cairo_set_source_rgba(ctx, insidever16.red, insidever16.green, insidever16.blue, insidever16.alpha);
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break;
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case STATE_AUTH_WRONG:
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case STATE_I3LOCK_LOCK_FAILED:
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cairo_set_source_rgba(ctx, insidewrong16.red, insidewrong16.green, insidewrong16.blue, insidewrong16.alpha);
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break;
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default:
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cairo_set_source_rgba(ctx, inside16.red, inside16.green, inside16.blue, inside16.alpha);
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break;
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}
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cairo_fill_preserve(ctx);
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switch (auth_state) {
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case STATE_AUTH_VERIFY:
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case STATE_AUTH_LOCK:
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cairo_set_source_rgba(ctx, ringver16.red, ringver16.green, ringver16.blue, ringver16.alpha);
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if (internal_line_source == 1) {
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line16.red = ringver16.red;
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line16.green = ringver16.green;
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line16.blue = ringver16.blue;
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line16.alpha = ringver16.alpha;
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}
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break;
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case STATE_AUTH_WRONG:
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case STATE_I3LOCK_LOCK_FAILED:
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cairo_set_source_rgba(ctx, ringwrong16.red, ringwrong16.green, ringwrong16.blue, ringwrong16.alpha);
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if (internal_line_source == 1) {
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line16.red = ringwrong16.red;
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line16.green = ringwrong16.green;
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line16.blue = ringwrong16.blue;
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line16.alpha = ringwrong16.alpha;
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}
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break;
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case STATE_AUTH_IDLE:
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cairo_set_source_rgba(ctx, ring16.red, ring16.green, ring16.blue, ring16.alpha);
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if (internal_line_source == 1) {
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line16.red = ring16.red;
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line16.green = ring16.green;
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line16.blue = ring16.blue;
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line16.alpha = ring16.alpha;
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}
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break;
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}
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cairo_stroke(ctx);
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/* Draw an inner separator line. */
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if (internal_line_source != 2) { //pretty sure this only needs drawn if it's being drawn over the inside?
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cairo_set_source_rgba(ctx, line16.red, line16.green, line16.blue, line16.alpha);
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cairo_set_line_width(ctx, 2.0);
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cairo_arc(ctx,
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BUTTON_CENTER /* x */,
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BUTTON_CENTER /* y */,
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BUTTON_RADIUS - 5 /* radius */,
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0,
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2 * M_PI);
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cairo_stroke(ctx);
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}
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cairo_set_line_width(ctx, 10.0);
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/* Display a (centered) text of the current PAM state. */
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char *text = NULL;
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/* We don't want to show more than a 3-digit number. */
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char buf[4];
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cairo_set_source_rgba(ctx, text16.red, text16.green, text16.blue, text16.alpha);
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cairo_select_font_face(ctx, status_font, CAIRO_FONT_SLANT_NORMAL,
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CAIRO_FONT_WEIGHT_NORMAL);
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cairo_set_font_size(ctx, text_size);
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switch (auth_state) {
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case STATE_AUTH_VERIFY:
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text = verif_text;
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break;
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case STATE_AUTH_LOCK:
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text = "locking…";
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break;
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case STATE_AUTH_WRONG:
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text = wrong_text;
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break;
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case STATE_I3LOCK_LOCK_FAILED:
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text = "lock failed!";
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break;
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default:
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if (show_failed_attempts && failed_attempts > 0) {
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if (failed_attempts > 999) {
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text = "> 999";
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} else {
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snprintf(buf, sizeof(buf), "%d", failed_attempts);
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text = buf;
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}
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cairo_set_font_size(ctx, 32.0);
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}
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break;
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}
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if (text) {
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unlock_indic_text = true;
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cairo_text_extents_t extents;
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double x, y;
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cairo_text_extents(ctx, text, &extents);
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x = BUTTON_CENTER - ((extents.width / 2) + extents.x_bearing);
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y = BUTTON_CENTER - ((extents.height / 2) + extents.y_bearing);
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cairo_move_to(ctx, x, y);
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cairo_show_text(ctx, text);
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cairo_close_path(ctx);
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}
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if (auth_state == STATE_AUTH_WRONG && (modifier_string != NULL)) {
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cairo_text_extents_t extents;
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double x, y;
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cairo_set_font_size(ctx, modifier_size);
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cairo_text_extents(ctx, modifier_string, &extents);
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x = BUTTON_CENTER - ((extents.width / 2) + extents.x_bearing);
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y = BUTTON_CENTER - ((extents.height / 2) + extents.y_bearing) + 28.0;
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|
|
cairo_move_to(ctx, x, y);
|
|
cairo_show_text(ctx, modifier_string);
|
|
cairo_close_path(ctx);
|
|
}
|
|
|
|
/* After the user pressed any valid key or the backspace key, we
|
|
* highlight a random part of the unlock indicator to confirm this
|
|
* keypress. */
|
|
if (unlock_state == STATE_KEY_ACTIVE ||
|
|
unlock_state == STATE_BACKSPACE_ACTIVE) {
|
|
if (bar_enabled) {
|
|
// note: might be biased to cause more hits on lower indices
|
|
// maybe see about doing ((double) rand() / RAND_MAX) * num_bars
|
|
int index = rand() % num_bars;
|
|
bar_heights[index] = max_bar_height;
|
|
for(int i = 0; i < ((max_bar_height / bar_step) + 1); ++i) {
|
|
int low_ind = index - i;
|
|
while (low_ind < 0) {
|
|
low_ind += num_bars;
|
|
}
|
|
int high_ind = (index + i) % num_bars;
|
|
int tmp_height = max_bar_height - (bar_step * i);
|
|
if (tmp_height < 0) tmp_height = 0;
|
|
if (bar_heights[low_ind] < tmp_height)
|
|
bar_heights[low_ind] = tmp_height;
|
|
if (bar_heights[high_ind] < tmp_height)
|
|
bar_heights[high_ind] = tmp_height;
|
|
if (tmp_height == 0) break;
|
|
}
|
|
} else {
|
|
cairo_set_line_width(ctx, RING_WIDTH);
|
|
cairo_new_sub_path(ctx);
|
|
double highlight_start = (rand() % (int)(2 * M_PI * 100)) / 100.0;
|
|
cairo_arc(ctx,
|
|
BUTTON_CENTER /* x */,
|
|
BUTTON_CENTER /* y */,
|
|
BUTTON_RADIUS /* radius */,
|
|
highlight_start,
|
|
highlight_start + (M_PI / 3.0));
|
|
if (unlock_state == STATE_KEY_ACTIVE) {
|
|
/* For normal keys, we use a lighter green. */ //lol no
|
|
cairo_set_source_rgba(ctx, keyhl16.red, keyhl16.green, keyhl16.blue, keyhl16.alpha);
|
|
} else {
|
|
/* For backspace, we use red. */ //lol no
|
|
cairo_set_source_rgba(ctx, bshl16.red, bshl16.green, bshl16.blue, bshl16.alpha);
|
|
}
|
|
|
|
cairo_stroke(ctx);
|
|
|
|
/* Draw two little separators for the highlighted part of the
|
|
* unlock indicator. */
|
|
cairo_set_source_rgba(ctx, sep16.red, sep16.green, sep16.blue, sep16.alpha);
|
|
cairo_arc(ctx,
|
|
BUTTON_CENTER /* x */,
|
|
BUTTON_CENTER /* y */,
|
|
BUTTON_RADIUS /* radius */,
|
|
highlight_start /* start */,
|
|
highlight_start + (M_PI / 128.0) /* end */);
|
|
cairo_stroke(ctx);
|
|
cairo_arc(ctx,
|
|
BUTTON_CENTER /* x */,
|
|
BUTTON_CENTER /* y */,
|
|
BUTTON_RADIUS /* radius */,
|
|
(highlight_start + (M_PI / 3.0)) - (M_PI / 128.0) /* start */,
|
|
highlight_start + (M_PI / 3.0) /* end */);
|
|
cairo_stroke(ctx);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (show_clock && (!unlock_indic_text || always_show_clock)) {
|
|
char *text = NULL;
|
|
char *date = NULL;
|
|
char time_text[40] = {0};
|
|
char date_text[40] = {0};
|
|
// common vars for each if block
|
|
double x, y;
|
|
cairo_text_extents_t extents;
|
|
|
|
strftime(time_text, 40, time_format, timeinfo);
|
|
strftime(date_text, 40, date_format, timeinfo);
|
|
text = time_text;
|
|
date = date_text;
|
|
|
|
if (text) {
|
|
cairo_set_font_size(time_ctx, time_size);
|
|
cairo_select_font_face(time_ctx, time_font, CAIRO_FONT_SLANT_NORMAL, CAIRO_FONT_WEIGHT_NORMAL);
|
|
cairo_set_source_rgba(time_ctx, time16.red, time16.green, time16.blue, time16.alpha);
|
|
|
|
cairo_text_extents(time_ctx, text, &extents);
|
|
switch(time_align) {
|
|
case 1:
|
|
x = 0;
|
|
break;
|
|
case 2:
|
|
x = CLOCK_WIDTH - ((extents.width) + extents.x_bearing);
|
|
break;
|
|
case 0:
|
|
default:
|
|
x = CLOCK_WIDTH/2 - ((extents.width / 2) + extents.x_bearing);
|
|
break;
|
|
}
|
|
|
|
y = CLOCK_HEIGHT/2;
|
|
|
|
cairo_move_to(time_ctx, x, y);
|
|
cairo_show_text(time_ctx, text);
|
|
cairo_close_path(time_ctx);
|
|
}
|
|
|
|
if (date) {
|
|
cairo_select_font_face(date_ctx, date_font, CAIRO_FONT_SLANT_NORMAL, CAIRO_FONT_WEIGHT_NORMAL);
|
|
cairo_set_source_rgba(date_ctx, date16.red, date16.green, date16.blue, date16.alpha);
|
|
cairo_set_font_size(date_ctx, date_size);
|
|
|
|
cairo_text_extents(date_ctx, date, &extents);
|
|
|
|
switch(date_align) {
|
|
case 1:
|
|
x = 0;
|
|
break;
|
|
case 2:
|
|
x = CLOCK_WIDTH - ((extents.width) + extents.x_bearing);
|
|
break;
|
|
case 0:
|
|
default:
|
|
x = CLOCK_WIDTH/2 - ((extents.width / 2) + extents.x_bearing);
|
|
break;
|
|
}
|
|
|
|
y = CLOCK_HEIGHT/2;
|
|
|
|
cairo_move_to(date_ctx, x, y);
|
|
cairo_show_text(date_ctx, date);
|
|
cairo_close_path(date_ctx);
|
|
}
|
|
if (layout_text) {
|
|
cairo_select_font_face(layout_ctx, layout_font, CAIRO_FONT_SLANT_NORMAL, CAIRO_FONT_WEIGHT_NORMAL);
|
|
cairo_set_source_rgba(layout_ctx, layout16.red, layout16.green, layout16.blue, layout16.alpha);
|
|
cairo_set_font_size(layout_ctx, layout_size);
|
|
|
|
cairo_text_extents(layout_ctx, layout_text, &extents);
|
|
switch(layout_align) {
|
|
case 1:
|
|
x = 0;
|
|
break;
|
|
case 2:
|
|
x = CLOCK_WIDTH - ((extents.width) + extents.x_bearing);
|
|
break;
|
|
case 0:
|
|
default:
|
|
x = CLOCK_WIDTH/2 - ((extents.width / 2) + extents.x_bearing);
|
|
break;
|
|
}
|
|
|
|
y = CLOCK_HEIGHT/2;
|
|
|
|
cairo_move_to(layout_ctx, x, y);
|
|
cairo_show_text(layout_ctx, layout_text);
|
|
cairo_close_path(layout_ctx);
|
|
|
|
}
|
|
}
|
|
|
|
double ix, iy;
|
|
double x, y;
|
|
double screen_x, screen_y;
|
|
double w, h;
|
|
double tx = 0;
|
|
double ty = 0;
|
|
double dx = 0;
|
|
double dy = 0;
|
|
|
|
double clock_width = CLOCK_WIDTH;
|
|
double clock_height = CLOCK_HEIGHT;
|
|
|
|
double radius = BUTTON_RADIUS;
|
|
|
|
int te_x_err;
|
|
int te_y_err;
|
|
// variable mapping for evaluating the clock position expression
|
|
te_variable vars[] = {
|
|
{"w", &w}, {"h", &h},
|
|
{"x", &screen_x}, {"y", &screen_y},
|
|
{"ix", &ix}, {"iy", &iy},
|
|
{"tx", &tx}, {"ty", &ty},
|
|
{"dx", &dx}, {"dy", &dy},
|
|
{"cw", &clock_width}, {"ch", &clock_height}, // pretty sure this is fine.
|
|
{"r", &radius}
|
|
};
|
|
#define NUM_VARS 13
|
|
|
|
te_expr *te_ind_x_expr = te_compile(ind_x_expr, vars, NUM_VARS, &te_x_err);
|
|
te_expr *te_ind_y_expr = te_compile(ind_y_expr, vars, NUM_VARS, &te_y_err);
|
|
te_expr *te_time_x_expr = te_compile(time_x_expr, vars, NUM_VARS, &te_x_err);
|
|
te_expr *te_time_y_expr = te_compile(time_y_expr, vars, NUM_VARS, &te_y_err);
|
|
te_expr *te_date_x_expr = te_compile(date_x_expr, vars, NUM_VARS, &te_x_err);
|
|
te_expr *te_date_y_expr = te_compile(date_y_expr, vars, NUM_VARS, &te_y_err);
|
|
te_expr *te_layout_x_expr = te_compile(layout_x_expr, vars, NUM_VARS, &te_x_err);
|
|
te_expr *te_layout_y_expr = te_compile(layout_y_expr, vars, NUM_VARS, &te_y_err);
|
|
te_expr *te_bar_expr = te_compile(bar_expr, vars, NUM_VARS, &te_x_err);
|
|
|
|
if (xr_screens > 0 && !bar_enabled) {
|
|
/* Composite the unlock indicator in the middle of each screen. */
|
|
// excuse me, just gonna hack something in right here
|
|
if (screen_number != -1 && screen_number < xr_screens) {
|
|
w = xr_resolutions[screen_number].width;
|
|
h = xr_resolutions[screen_number].height;
|
|
screen_x = xr_resolutions[screen_number].x;
|
|
screen_y = xr_resolutions[screen_number].y;
|
|
if (te_ind_x_expr && te_ind_y_expr) {
|
|
ix = 0;
|
|
iy = 0;
|
|
ix = te_eval(te_ind_x_expr);
|
|
iy = te_eval(te_ind_y_expr);
|
|
}
|
|
else {
|
|
ix = xr_resolutions[screen_number].x + (xr_resolutions[screen_number].width / 2);
|
|
iy = xr_resolutions[screen_number].y + (xr_resolutions[screen_number].height / 2);
|
|
}
|
|
|
|
x = ix - (button_diameter_physical / 2);
|
|
y = iy - (button_diameter_physical / 2);
|
|
cairo_set_source_surface(xcb_ctx, output, x, y);
|
|
cairo_rectangle(xcb_ctx, x, y, button_diameter_physical, button_diameter_physical);
|
|
cairo_fill(xcb_ctx);
|
|
|
|
tx = 0;
|
|
ty = 0;
|
|
tx = te_eval(te_time_x_expr);
|
|
ty = te_eval(te_time_y_expr);
|
|
double time_x = tx;
|
|
double time_y = ty;
|
|
dx = te_eval(te_date_x_expr);
|
|
dy = te_eval(te_date_y_expr);
|
|
double date_x = dx;
|
|
double date_y = dy;
|
|
double layout_x = te_eval(te_layout_x_expr);
|
|
double layout_y = te_eval(te_layout_y_expr);
|
|
cairo_set_source_surface(xcb_ctx, time_output, time_x, time_y);
|
|
cairo_rectangle(xcb_ctx, time_x, time_y, CLOCK_WIDTH, CLOCK_HEIGHT);
|
|
cairo_fill(xcb_ctx);
|
|
cairo_set_source_surface(xcb_ctx, date_output, date_x, date_y);
|
|
cairo_rectangle(xcb_ctx, date_x, date_y, CLOCK_WIDTH, CLOCK_HEIGHT);
|
|
cairo_fill(xcb_ctx);
|
|
cairo_set_source_surface(xcb_ctx, layout_output, layout_x, layout_y);
|
|
cairo_rectangle(xcb_ctx, layout_x, layout_y, CLOCK_WIDTH, CLOCK_HEIGHT);
|
|
cairo_fill(xcb_ctx);
|
|
} else {
|
|
for (int screen = 0; screen < xr_screens; screen++) {
|
|
w = xr_resolutions[screen].width;
|
|
h = xr_resolutions[screen].height;
|
|
screen_x = xr_resolutions[screen].x;
|
|
screen_y = xr_resolutions[screen].y;
|
|
if (te_ind_x_expr && te_ind_y_expr) {
|
|
ix = 0;
|
|
iy = 0;
|
|
ix = te_eval(te_ind_x_expr);
|
|
iy = te_eval(te_ind_y_expr);
|
|
}
|
|
else {
|
|
ix = xr_resolutions[screen].x + (xr_resolutions[screen].width / 2);
|
|
iy = xr_resolutions[screen].y + (xr_resolutions[screen].height / 2);
|
|
}
|
|
x = ix - (button_diameter_physical / 2);
|
|
y = iy - (button_diameter_physical / 2);
|
|
cairo_set_source_surface(xcb_ctx, output, x, y);
|
|
cairo_rectangle(xcb_ctx, x, y, button_diameter_physical, button_diameter_physical);
|
|
cairo_fill(xcb_ctx);
|
|
if (te_time_x_expr && te_time_y_expr) {
|
|
tx = 0;
|
|
ty = 0;
|
|
tx = te_eval(te_time_x_expr);
|
|
ty = te_eval(te_time_y_expr);
|
|
double time_x = tx;
|
|
double time_y = ty;
|
|
dx = te_eval(te_date_x_expr);
|
|
dy = te_eval(te_date_y_expr);
|
|
double date_x = dx;
|
|
double date_y = dy;
|
|
double layout_x = te_eval(te_layout_x_expr);
|
|
double layout_y = te_eval(te_layout_y_expr);
|
|
cairo_set_source_surface(xcb_ctx, time_output, time_x, time_y);
|
|
cairo_rectangle(xcb_ctx, time_x, time_y, CLOCK_WIDTH, CLOCK_HEIGHT);
|
|
cairo_fill(xcb_ctx);
|
|
cairo_set_source_surface(xcb_ctx, date_output, date_x, date_y);
|
|
cairo_rectangle(xcb_ctx, date_x, date_y, CLOCK_WIDTH, CLOCK_HEIGHT);
|
|
cairo_fill(xcb_ctx);
|
|
cairo_set_source_surface(xcb_ctx, layout_output, layout_x, layout_y);
|
|
cairo_rectangle(xcb_ctx, layout_x, layout_y, CLOCK_WIDTH, CLOCK_HEIGHT);
|
|
cairo_fill(xcb_ctx);
|
|
} else {
|
|
DEBUG("error codes for exprs are %d, %d\n", te_x_err, te_y_err);
|
|
DEBUG("exprs: %s, %s\n", time_x_expr, time_y_expr);
|
|
}
|
|
}
|
|
}
|
|
} else if (!bar_enabled) {
|
|
/* We have no information about the screen sizes/positions, so we just
|
|
* place the unlock indicator in the middle of the X root window and
|
|
* hope for the best. */
|
|
w = last_resolution[0];
|
|
h = last_resolution[1];
|
|
ix = last_resolution[0] / 2;
|
|
iy = last_resolution[1] / 2;
|
|
x = ix - (button_diameter_physical / 2);
|
|
y = iy - (button_diameter_physical / 2);
|
|
cairo_set_source_surface(xcb_ctx, output, x, y);
|
|
cairo_rectangle(xcb_ctx, x, y, button_diameter_physical, button_diameter_physical);
|
|
cairo_fill(xcb_ctx);
|
|
if (te_time_x_expr && te_time_y_expr) {
|
|
tx = te_eval(te_time_x_expr);
|
|
ty = te_eval(te_time_y_expr);
|
|
double time_x = tx;
|
|
double time_y = ty;
|
|
dx = te_eval(te_date_x_expr);
|
|
dy = te_eval(te_date_y_expr);
|
|
double date_x = dx;
|
|
double date_y = dy;
|
|
double layout_x = te_eval(te_layout_x_expr);
|
|
double layout_y = te_eval(te_layout_y_expr);
|
|
cairo_set_source_surface(xcb_ctx, time_output, time_x, time_y);
|
|
cairo_rectangle(xcb_ctx, time_x, time_y, CLOCK_WIDTH, CLOCK_HEIGHT);
|
|
cairo_fill(xcb_ctx);
|
|
cairo_set_source_surface(xcb_ctx, date_output, date_x, date_y);
|
|
cairo_rectangle(xcb_ctx, date_x, date_y, CLOCK_WIDTH, CLOCK_HEIGHT);
|
|
cairo_fill(xcb_ctx);
|
|
cairo_set_source_surface(xcb_ctx, layout_output, layout_x, layout_y);
|
|
cairo_rectangle(xcb_ctx, layout_x, layout_y, CLOCK_WIDTH, CLOCK_HEIGHT);
|
|
cairo_fill(xcb_ctx);
|
|
}
|
|
} else {
|
|
// oh boy, here we go!
|
|
// TODO: get this to play nicely with multiple monitors
|
|
// ideally it'd intelligently span both monitors
|
|
if (screen_number != -1 && screen_number < xr_screens) {
|
|
w = xr_resolutions[screen_number].width;
|
|
h = xr_resolutions[screen_number].height;
|
|
ix = w / 2;
|
|
iy = h / 2;
|
|
} else {
|
|
w = xr_resolutions[0].width;
|
|
h = xr_resolutions[0].height;
|
|
ix = w / 2;
|
|
iy = h / 2;
|
|
}
|
|
double bar_offset = te_eval(te_bar_expr);
|
|
double x, y, width, height;
|
|
double back_x = 0, back_y = 0, back_x2 = 0, back_y2 = 0, back_width = 0, back_height = 0;
|
|
for(int i = 0; i < num_bars; ++i) {
|
|
double cur_bar_height = bar_heights[i];
|
|
|
|
if (cur_bar_height > 0) {
|
|
if (unlock_state == STATE_BACKSPACE_ACTIVE) {
|
|
cairo_set_source_rgba(bar_ctx, bshl16.red, bshl16.green, bshl16.blue, bshl16.alpha);
|
|
} else {
|
|
cairo_set_source_rgba(bar_ctx, keyhl16.red, keyhl16.green, keyhl16.blue, keyhl16.alpha);
|
|
}
|
|
} else {
|
|
switch (auth_state) {
|
|
case STATE_AUTH_VERIFY:
|
|
case STATE_AUTH_LOCK:
|
|
cairo_set_source_rgba(bar_ctx, ringver16.red, ringver16.green, ringver16.blue, ringver16.alpha);
|
|
break;
|
|
case STATE_AUTH_WRONG:
|
|
case STATE_I3LOCK_LOCK_FAILED:
|
|
cairo_set_source_rgba(bar_ctx, ringwrong16.red, ringwrong16.green, ringwrong16.blue, ringwrong16.alpha);
|
|
break;
|
|
default:
|
|
cairo_set_source_rgba(bar_ctx, bar16.red, bar16.green, bar16.blue, bar16.alpha);
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (bar_orientation == BAR_VERT) {
|
|
width = (cur_bar_height <= 0 ? bar_base_height : cur_bar_height);
|
|
height = bar_width;
|
|
x = bar_offset;
|
|
y = i * bar_width;
|
|
if (bar_reversed) {
|
|
x -= width;
|
|
}
|
|
else if (bar_bidirectional) {
|
|
width = (cur_bar_height <= 0 ? bar_base_height : cur_bar_height * 2);
|
|
x = bar_offset - (width / 2) + (bar_base_height / 2);
|
|
}
|
|
} else {
|
|
width = bar_width;
|
|
height = (cur_bar_height <= 0 ? bar_base_height : cur_bar_height);
|
|
x = i * bar_width;
|
|
y = bar_offset;
|
|
if (bar_reversed) {
|
|
y -= height;
|
|
}
|
|
else if (bar_bidirectional) {
|
|
height = (cur_bar_height <= 0 ? bar_base_height : cur_bar_height * 2);
|
|
y = bar_offset - (height / 2) + (bar_base_height / 2);
|
|
}
|
|
}
|
|
|
|
if (cur_bar_height < bar_base_height && cur_bar_height > 0) {
|
|
if (bar_orientation == BAR_VERT) {
|
|
back_x = bar_offset + cur_bar_height;
|
|
back_y = y;
|
|
back_width = bar_base_height - cur_bar_height;
|
|
back_height = height;
|
|
if (bar_reversed) {
|
|
back_x = bar_offset - bar_base_height;
|
|
}
|
|
else if (bar_bidirectional) {
|
|
back_x = bar_offset;
|
|
back_y2 = y;
|
|
back_width = (bar_base_height - (cur_bar_height * 2)) / 2;
|
|
back_x2 = bar_offset + (cur_bar_height * 2) + back_width;
|
|
}
|
|
} else {
|
|
back_x = x;
|
|
back_y = bar_offset + cur_bar_height;
|
|
back_width = width;
|
|
back_height = bar_base_height - cur_bar_height;
|
|
if (bar_reversed) {
|
|
back_y = bar_offset - bar_base_height;
|
|
}
|
|
else if (bar_bidirectional) {
|
|
back_x2 = x;
|
|
back_y = bar_offset;
|
|
back_height = (bar_base_height - (cur_bar_height * 2)) / 2;
|
|
back_y2= bar_offset + (cur_bar_height * 2) + back_height;
|
|
}
|
|
}
|
|
}
|
|
cairo_rectangle(bar_ctx, x, y, width, height);
|
|
cairo_fill(bar_ctx);
|
|
switch (auth_state) {
|
|
case STATE_AUTH_VERIFY:
|
|
case STATE_AUTH_LOCK:
|
|
cairo_set_source_rgba(bar_ctx, ringver16.red, ringver16.green, ringver16.blue, ringver16.alpha);
|
|
break;
|
|
case STATE_AUTH_WRONG:
|
|
case STATE_I3LOCK_LOCK_FAILED:
|
|
cairo_set_source_rgba(bar_ctx, ringwrong16.red, ringwrong16.green, ringwrong16.blue, ringwrong16.alpha);
|
|
break;
|
|
default:
|
|
cairo_set_source_rgba(bar_ctx, bar16.red, bar16.green, bar16.blue, bar16.alpha);
|
|
break;
|
|
}
|
|
|
|
if (cur_bar_height > 0 && cur_bar_height < bar_base_height && ((bar_bidirectional && ((cur_bar_height * 2) < bar_base_height))
|
|
|| (!bar_bidirectional && (cur_bar_height < bar_base_height)))) {
|
|
cairo_rectangle(bar_ctx, back_x, back_y, back_width, back_height);
|
|
cairo_fill(bar_ctx);
|
|
if (bar_bidirectional) {
|
|
cairo_rectangle(bar_ctx, back_x2, back_y2, back_width, back_height);
|
|
cairo_fill(bar_ctx);
|
|
}
|
|
}
|
|
}
|
|
cairo_set_source_surface(xcb_ctx, bar_output, 0, 0);
|
|
cairo_rectangle(xcb_ctx, 0, 0, resolution[0], resolution[1]);
|
|
cairo_fill(xcb_ctx);
|
|
for(int i = 0; i < num_bars; ++i) {
|
|
if (bar_heights[i] > 0)
|
|
bar_heights[i] -= bar_periodic_step;
|
|
}
|
|
tx = 0;
|
|
ty = 0;
|
|
tx = te_eval(te_time_x_expr);
|
|
ty = te_eval(te_time_y_expr);
|
|
double time_x = tx;
|
|
double time_y = ty;
|
|
dx = te_eval(te_date_x_expr);
|
|
dy = te_eval(te_date_y_expr);
|
|
double date_x = dx;
|
|
double date_y = dy;
|
|
double layout_x = te_eval(te_layout_x_expr);
|
|
double layout_y = te_eval(te_layout_y_expr);
|
|
cairo_set_source_surface(xcb_ctx, time_output, time_x, time_y);
|
|
cairo_rectangle(xcb_ctx, time_x, time_y, CLOCK_WIDTH, CLOCK_HEIGHT);
|
|
cairo_fill(xcb_ctx);
|
|
cairo_set_source_surface(xcb_ctx, date_output, date_x, date_y);
|
|
cairo_rectangle(xcb_ctx, date_x, date_y, CLOCK_WIDTH, CLOCK_HEIGHT);
|
|
cairo_fill(xcb_ctx);
|
|
cairo_set_source_surface(xcb_ctx, layout_output, layout_x, layout_y);
|
|
cairo_rectangle(xcb_ctx, layout_x, layout_y, CLOCK_WIDTH, CLOCK_HEIGHT);
|
|
cairo_fill(xcb_ctx);
|
|
}
|
|
|
|
te_free(te_ind_x_expr);
|
|
te_free(te_ind_y_expr);
|
|
te_free(te_time_x_expr);
|
|
te_free(te_time_y_expr);
|
|
te_free(te_date_x_expr);
|
|
te_free(te_date_y_expr);
|
|
te_free(te_layout_x_expr);
|
|
te_free(te_layout_y_expr);
|
|
te_free(te_bar_expr);
|
|
|
|
cairo_surface_destroy(xcb_output);
|
|
cairo_surface_destroy(time_output);
|
|
cairo_surface_destroy(date_output);
|
|
cairo_surface_destroy(layout_output);
|
|
cairo_surface_destroy(bar_output);
|
|
cairo_surface_destroy(output);
|
|
cairo_destroy(ctx);
|
|
cairo_destroy(time_ctx);
|
|
cairo_destroy(date_ctx);
|
|
cairo_destroy(layout_ctx);
|
|
cairo_destroy(bar_ctx);
|
|
cairo_destroy(xcb_ctx);
|
|
return bg_pixmap;
|
|
}
|
|
|
|
/*
|
|
* Calls draw_image on a new pixmap and swaps that with the current pixmap
|
|
*
|
|
*/
|
|
void redraw_screen(void) {
|
|
DEBUG("redraw_screen(unlock_state = %d, auth_state = %d) @ [%lu]\n", unlock_state, auth_state, (unsigned long)time(NULL));
|
|
xcb_pixmap_t bg_pixmap = draw_image(last_resolution);
|
|
xcb_change_window_attributes(conn, win, XCB_CW_BACK_PIXMAP, (uint32_t[1]){bg_pixmap});
|
|
/* XXX: Possible optimization: Only update the area in the middle of the
|
|
* screen instead of the whole screen. */
|
|
xcb_clear_area(conn, 0, win, 0, 0, last_resolution[0], last_resolution[1]);
|
|
xcb_free_pixmap(conn, bg_pixmap);
|
|
xcb_flush(conn);
|
|
}
|
|
|
|
/*
|
|
* Hides the unlock indicator completely when there is no content in the
|
|
* password buffer.
|
|
*
|
|
*/
|
|
void clear_indicator(void) {
|
|
if (input_position == 0) {
|
|
unlock_state = STATE_STARTED;
|
|
} else
|
|
unlock_state = STATE_KEY_PRESSED;
|
|
redraw_screen();
|
|
}
|
|
|
|
void* start_time_redraw_tick_pthread(void* arg) {
|
|
struct timespec *ts = (struct timespec *) arg;
|
|
while(1) {
|
|
nanosleep(ts, NULL);
|
|
redraw_screen();
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
static void time_redraw_cb(struct ev_loop *loop, ev_periodic *w, int revents) {
|
|
redraw_screen();
|
|
}
|
|
|
|
void start_time_redraw_tick(struct ev_loop* main_loop) {
|
|
if (time_redraw_tick) {
|
|
ev_periodic_set(time_redraw_tick, 0., refresh_rate, 0);
|
|
ev_periodic_again(main_loop, time_redraw_tick);
|
|
} else {
|
|
if (!(time_redraw_tick = calloc(sizeof(struct ev_periodic), 1))) {
|
|
return;
|
|
}
|
|
ev_periodic_init(time_redraw_tick, time_redraw_cb, 0., refresh_rate, 0);
|
|
ev_periodic_start(main_loop, time_redraw_tick);
|
|
}
|
|
}
|
|
|
|
|