Add drawing lock on multiple screens

This commit is contained in:
eyenseo 2018-02-03 15:27:11 +01:00
parent 19e6bb9acf
commit efd6b36daa
4 changed files with 242 additions and 246 deletions

View File

@ -1,7 +1,12 @@
#ifndef FONTS_H
#define FONTS_H
#include <cairo.h>
#include <cairo-ft.h>
#include <stdbool.h>
#include "rgba.h"
#define VERIF_FONT 0
#define WRONG_FONT 1
#define LAYOUT_FONT 2
@ -21,3 +26,5 @@ typedef struct text {
int align;
} text_t;
#endif

30
rgba.h Normal file
View File

@ -0,0 +1,30 @@
#ifndef RGBA_H
#define RGBA_H
typedef struct rgb {
double red;
double green;
double blue;
} rgb_t;
typedef struct rgb_str {
char red[3];
char green[3];
char blue[3];
} rgb_str_t;
typedef struct rgba {
double red;
double green;
double blue;
double alpha;
} rgba_t;
typedef struct rgba_str {
char red[3];
char green[3];
char blue[3];
char alpha[3];
} rgba_str_t;
#endif

View File

@ -605,6 +605,51 @@ te_expr *compile_expression(const char *const from, const char *expression, cons
return expr;
}
DrawData create_draw_data() {
DrawData draw_data;
memset(&draw_data, 0, sizeof(DrawData));
return draw_data;
}
void draw_elements(cairo_t *const ctx, DrawData const *const draw_data) {
// indicator stuff
if (!bar_enabled) {
draw_indic(ctx, draw_data->indicator_x, draw_data->indicator_y);
} else {
if (unlock_state == STATE_KEY_ACTIVE ||
unlock_state == STATE_BACKSPACE_ACTIVE) {
// 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;
}
}
draw_bar(ctx, draw_data->bar_x, draw_data->bar_y, draw_data->bar_offset);
}
draw_text(ctx, draw_data->status_text);
draw_text(ctx, draw_data->keylayout_text);
draw_text(ctx, draw_data->mod_text);
draw_text(ctx, draw_data->time_text);
draw_text(ctx, draw_data->date_text);
}
/*
* Draws global image with fill color onto a pixmap with the given
* resolution and returns it.
@ -663,85 +708,65 @@ xcb_pixmap_t draw_image(uint32_t *resolution) {
* draw indicator
* draw text
*/
// generate all the text to render
text_t status_text;
status_text.show = false;
status_text.font = NULL;
text_t mod_text;
mod_text.show = false;
mod_text.font = NULL;
text_t keylayout_text;
keylayout_text.show = false;
keylayout_text.font = NULL;
text_t time_text;
time_text.show = false;
time_text.font = NULL;
text_t date_text;
date_text.show = false;
date_text.font = NULL;
DrawData draw_data = create_draw_data();
if (unlock_indicator &&
(unlock_state >= STATE_KEY_PRESSED || auth_state > STATE_AUTH_IDLE || show_indicator)) {
switch (auth_state) {
case STATE_AUTH_VERIFY:
status_text.show = true;
strncpy(status_text.str, verif_text, sizeof(status_text.str));
status_text.font = get_font_face(VERIF_FONT);
status_text.color = verif16;
status_text.size = verif_size;
status_text.align = verif_align;
draw_data.status_text.show = true;
strncpy(draw_data.status_text.str, verif_text, sizeof(draw_data.status_text.str));
draw_data.status_text.font = get_font_face(VERIF_FONT);
draw_data.status_text.color = verif16;
draw_data.status_text.size = verif_size;
draw_data.status_text.align = verif_align;
break;
case STATE_AUTH_LOCK:
status_text.show = true;
strncpy(status_text.str, "locking…", sizeof(status_text.str));
status_text.font = get_font_face(VERIF_FONT);
status_text.color = verif16;
status_text.size = verif_size;
status_text.align = verif_align;
draw_data.status_text.show = true;
strncpy(draw_data.status_text.str, "locking…", sizeof(draw_data.status_text.str));
draw_data.status_text.font = get_font_face(VERIF_FONT);
draw_data.status_text.color = verif16;
draw_data.status_text.size = verif_size;
draw_data.status_text.align = verif_align;
break;
case STATE_AUTH_WRONG:
status_text.show = true;
strncpy(status_text.str, wrong_text, sizeof(status_text.str));
status_text.font = get_font_face(WRONG_FONT);
status_text.color = wrong16;
status_text.size = wrong_size;
status_text.align = wrong_align;
draw_data.status_text.show = true;
strncpy(draw_data.status_text.str, wrong_text, sizeof(draw_data.status_text.str));
draw_data.status_text.font = get_font_face(WRONG_FONT);
draw_data.status_text.color = wrong16;
draw_data.status_text.size = wrong_size;
draw_data.status_text.align = wrong_align;
break;
case STATE_I3LOCK_LOCK_FAILED:
status_text.show = true;
strncpy(status_text.str, "lock failed!", sizeof(status_text.str));
status_text.font = get_font_face(WRONG_FONT);
status_text.color = wrong16;
status_text.size = wrong_size;
status_text.align = wrong_align;
draw_data.status_text.show = true;
strncpy(draw_data.status_text.str, "lock failed!", sizeof(draw_data.status_text.str));
draw_data.status_text.font = get_font_face(WRONG_FONT);
draw_data.status_text.color = wrong16;
draw_data.status_text.size = wrong_size;
draw_data.status_text.align = wrong_align;
break;
default:
if (unlock_state == STATE_NOTHING_TO_DELETE) {
status_text.show = true;
strncpy(status_text.str, "no input", sizeof(status_text.str));
status_text.font = get_font_face(WRONG_FONT);
status_text.color = wrong16;
status_text.size = wrong_size;
status_text.align = wrong_align;
draw_data.status_text.show = true;
strncpy(draw_data.status_text.str, "no input", sizeof(draw_data.status_text.str));
draw_data.status_text.font = get_font_face(WRONG_FONT);
draw_data.status_text.color = wrong16;
draw_data.status_text.size = wrong_size;
draw_data.status_text.align = wrong_align;
break;
}
if (show_failed_attempts && failed_attempts > 0) {
status_text.show = true;
status_text.font = get_font_face(WRONG_FONT);
status_text.color = wrong16;
status_text.size = wrong_size;
status_text.align = wrong_align;
draw_data.status_text.show = true;
draw_data.status_text.font = get_font_face(WRONG_FONT);
draw_data.status_text.color = wrong16;
draw_data.status_text.size = wrong_size;
draw_data.status_text.align = wrong_align;
// TODO: variable for this
status_text.size = 32.0;
draw_data.status_text.size = 32.0;
if (failed_attempts > 999) {
strncpy(status_text.str, "> 999", sizeof(status_text.str));
strncpy(draw_data.status_text.str, "> 999", sizeof(draw_data.status_text.str));
} else {
snprintf(status_text.str, sizeof(status_text.str), "%d", failed_attempts);
snprintf(draw_data.status_text.str, sizeof(draw_data.status_text.str), "%d", failed_attempts);
}
}
break;
@ -749,45 +774,45 @@ xcb_pixmap_t draw_image(uint32_t *resolution) {
}
if (modifier_string) {
mod_text.show = true;
strncpy(mod_text.str, modifier_string, sizeof(mod_text.str));
mod_text.size = modifier_size;
mod_text.font = get_font_face(WRONG_FONT);
mod_text.align = modif_align;
draw_data.mod_text.show = true;
strncpy(draw_data.mod_text.str, modifier_string, sizeof(draw_data.mod_text.str));
draw_data.mod_text.size = modifier_size;
draw_data.mod_text.font = get_font_face(WRONG_FONT);
draw_data.mod_text.align = modif_align;
mod_text.color = wrong16;
draw_data.mod_text.color = wrong16;
}
if (layout_text) {
keylayout_text.show = true;
strncpy(keylayout_text.str, layout_text, sizeof(mod_text.str));
keylayout_text.size = layout_size;
keylayout_text.font = get_font_face(LAYOUT_FONT);
keylayout_text.color = layout16;
keylayout_text.align = layout_align;
draw_data.keylayout_text.show = true;
strncpy(draw_data.keylayout_text.str, layout_text, sizeof(draw_data.mod_text.str));
draw_data.keylayout_text.size = layout_size;
draw_data.keylayout_text.font = get_font_face(LAYOUT_FONT);
draw_data.keylayout_text.color = layout16;
draw_data.keylayout_text.align = layout_align;
}
if (show_clock && (!status_text.show || always_show_clock)) {
if (show_clock && (!draw_data.status_text.show || always_show_clock)) {
time_t rawtime;
struct tm *timeinfo;
time(&rawtime);
timeinfo = localtime(&rawtime);
strftime(time_text.str, 40, time_format, timeinfo);
if (*time_text.str) {
time_text.show = true;
time_text.size = time_size;
time_text.color = time16;
time_text.font = get_font_face(TIME_FONT);
time_text.align = time_align;
strftime(draw_data.time_text.str, 40, time_format, timeinfo);
if (*draw_data.time_text.str) {
draw_data.time_text.show = true;
draw_data.time_text.size = time_size;
draw_data.time_text.color = time16;
draw_data.time_text.font = get_font_face(TIME_FONT);
draw_data.time_text.align = time_align;
}
strftime(date_text.str, 40, date_format, timeinfo);
if (*date_text.str) {
date_text.show = true;
date_text.size = date_size;
date_text.color = date16;
date_text.font = get_font_face(DATE_FONT);
date_text.align = date_align;
strftime(draw_data.date_text.str, 40, date_format, timeinfo);
if (*draw_data.date_text.str) {
draw_data.date_text.show = true;
draw_data.date_text.size = date_size;
draw_data.date_text.color = date16;
draw_data.date_text.font = get_font_face(DATE_FONT);
draw_data.date_text.align = date_align;
}
}
@ -795,16 +820,7 @@ xcb_pixmap_t draw_image(uint32_t *resolution) {
double screen_x = 0, screen_y = 0,
width = 0, height = 0;
double mod_x = 0, mod_y = 0,
date_x = 0, date_y = 0,
bar_x = 0, bar_y = 0,
layout_x = 0, layout_y = 0,
status_x = 0, status_y = 0,
time_x = 0, time_y = 0,
indicator_x = 0, indicator_y = 0;
double radius = (circle_radius + ring_width);
double bar_offset = 0;
int button_diameter_physical = ceil(scaling_factor * BUTTON_DIAMETER);
DEBUG("scaling_factor is %.f, physical diameter is %d px\n",
scaling_factor, button_diameter_physical);
@ -816,12 +832,12 @@ xcb_pixmap_t draw_image(uint32_t *resolution) {
{"h", &height},
{"x", &screen_x},
{"y", &screen_y},
{"ix", &indicator_x},
{"iy", &indicator_y},
{"tx", &time_x},
{"ty", &time_y},
{"dx", &date_x},
{"dy", &date_y},
{"ix", &draw_data.indicator_x},
{"iy", &draw_data.indicator_y},
{"tx", &draw_data.time_text.x},
{"ty", &draw_data.time_text.y},
{"dx", &draw_data.date_text.x},
{"dy", &draw_data.date_text.y},
{"r", &radius}};
te_expr *te_ind_x_expr = compile_expression("--indpos", ind_x_expr, vars, vars_size);
@ -838,75 +854,87 @@ xcb_pixmap_t draw_image(uint32_t *resolution) {
te_expr *te_modif_y_expr = compile_expression("--modifpos", modif_y_expr, vars, vars_size);
te_expr *te_bar_expr = compile_expression("--bar-position", bar_expr, vars, vars_size);
if (screen_number < 0 || !(screen_number < xr_screens)) {
screen_number = 0;
}
if (xr_screens > 0 && !bar_enabled) {
width = xr_resolutions[screen_number].width / scaling_factor;
height = xr_resolutions[screen_number].height / scaling_factor;
screen_x = xr_resolutions[screen_number].x / scaling_factor;
screen_y = xr_resolutions[screen_number].y / scaling_factor;
if (te_ind_x_expr && te_ind_y_expr) {
indicator_x = te_eval(te_ind_x_expr);
indicator_y = te_eval(te_ind_y_expr);
} else {
indicator_x = screen_x + (width / 2);
indicator_y = screen_y + (height / 2);
if (xr_screens > 0) {
if (screen_number < 0 || screen_number > xr_screens) {
screen_number = 0;
}
bar_x = indicator_x - (button_diameter_physical / 2);
bar_y = indicator_y - (button_diameter_physical / 2);
time_x = te_eval(te_time_x_expr);
time_y = te_eval(te_time_y_expr);
date_x = te_eval(te_date_x_expr);
date_y = te_eval(te_date_y_expr);
layout_x = te_eval(te_layout_x_expr);
layout_y = te_eval(te_layout_y_expr);
status_x = te_eval(te_status_x_expr);
status_y = te_eval(te_status_y_expr);
mod_x = te_eval(te_modif_x_expr);
mod_y = te_eval(te_modif_y_expr);
} else if (!bar_enabled) {
int current_screen = screen_number == 0 ? 0 : screen_number - 1;
const int end_screen = screen_number == 0 ? xr_screens : screen_number;
for (; current_screen < end_screen; current_screen++) {
draw_data.indicator_x = 0;
draw_data.indicator_y = 0;
draw_data.time_text.x = 0;
draw_data.time_text.y = 0;
draw_data.date_text.x = 0;
draw_data.date_text.y = 0;
width = xr_resolutions[current_screen].width / scaling_factor;
height = xr_resolutions[current_screen].height / scaling_factor;
screen_x = xr_resolutions[current_screen].x / scaling_factor;
screen_y = xr_resolutions[current_screen].y / scaling_factor;
if (te_ind_x_expr && te_ind_y_expr) {
draw_data.indicator_x = te_eval(te_ind_x_expr);
draw_data.indicator_y = te_eval(te_ind_y_expr);
} else {
draw_data.indicator_x = screen_x + width / 2;
draw_data.indicator_y = screen_y + height / 2;
}
draw_data.bar_x = draw_data.indicator_x - (button_diameter_physical / 2);
draw_data.bar_y = draw_data.indicator_y - (button_diameter_physical / 2);
draw_data.bar_offset = te_eval(te_bar_expr);
draw_data.time_text.x = te_eval(te_time_x_expr);
draw_data.time_text.y = te_eval(te_time_y_expr);
draw_data.date_text.x = te_eval(te_date_x_expr);
draw_data.date_text.y = te_eval(te_date_y_expr);
draw_data.keylayout_text.x = te_eval(te_layout_x_expr);
draw_data.keylayout_text.y = te_eval(te_layout_y_expr);
draw_data.status_text.x = te_eval(te_status_x_expr);
draw_data.status_text.y = te_eval(te_status_y_expr);
draw_data.mod_text.x = te_eval(te_modif_x_expr);
draw_data.mod_text.y = te_eval(te_modif_y_expr);
DEBUG("Indicator at %fx%f on screen %d\n", draw_data.indicator_x, draw_data.indicator_y, current_screen + 1);
DEBUG("Bar at %fx%f on screen %d\n", draw_data.bar_x, draw_data.bar_y, current_screen + 1);
DEBUG("Time at %fx%f on screen %d\n", draw_data.time_text.x, draw_data.time_text.y, current_screen + 1);
DEBUG("Date at %fx%f on screen %d\n", draw_data.date_text.x, draw_data.date_text.y, current_screen + 1);
DEBUG("Layout at %fx%f on screen %d\n", draw_data.keylayout_text.x, draw_data.keylayout_text.y, current_screen + 1);
DEBUG("Status at %fx%f on screen %d\n", draw_data.status_text.x, draw_data.status_text.y, current_screen + 1);
DEBUG("Mod at %fx%f on screen %d\n", draw_data.mod_text.x, draw_data.mod_text.y, current_screen + 1);
// scale_draw_data(&draw_data, scaling_factor);
draw_elements(ctx, &draw_data);
}
} else {
/* 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. */
width = last_resolution[0] / scaling_factor;
height = last_resolution[1] / scaling_factor;
indicator_x = width / 2;
indicator_y = height / 2;
bar_x = indicator_x - (button_diameter_physical / 2);
bar_y = indicator_y - (button_diameter_physical / 2);
if (te_time_x_expr && te_time_y_expr) {
time_x = te_eval(te_time_x_expr);
time_y = te_eval(te_time_y_expr);
date_x = te_eval(te_date_x_expr);
date_y = te_eval(te_date_y_expr);
layout_x = te_eval(te_layout_x_expr);
layout_y = te_eval(te_layout_y_expr);
status_x = te_eval(te_status_x_expr);
status_y = te_eval(te_status_y_expr);
mod_x = te_eval(te_modif_x_expr);
mod_y = te_eval(te_modif_y_expr);
}
} else {
width = xr_resolutions[screen_number].width / scaling_factor;
height = xr_resolutions[screen_number].height / scaling_factor;
indicator_x = width / 2;
indicator_y = height / 2;
bar_x = indicator_x - (button_diameter_physical / 2);
bar_y = indicator_y - (button_diameter_physical / 2);
draw_data.indicator_x = width / 2;
draw_data.indicator_y = height / 2;
draw_data.bar_x = draw_data.indicator_x - (button_diameter_physical / 2);
draw_data.bar_y = draw_data.indicator_y - (button_diameter_physical / 2);
bar_offset = te_eval(te_bar_expr);
time_x = te_eval(te_time_x_expr);
time_y = te_eval(te_time_y_expr);
date_x = te_eval(te_date_x_expr);
date_y = te_eval(te_date_y_expr);
layout_x = te_eval(te_layout_x_expr);
layout_y = te_eval(te_layout_y_expr);
status_x = te_eval(te_status_x_expr);
status_y = te_eval(te_status_y_expr);
mod_x = te_eval(te_modif_x_expr);
mod_y = te_eval(te_modif_y_expr);
draw_data.time_text.x = te_eval(te_time_x_expr);
draw_data.time_text.y = te_eval(te_time_y_expr);
draw_data.date_text.x = te_eval(te_date_x_expr);
draw_data.date_text.y = te_eval(te_date_y_expr);
draw_data.keylayout_text.x = te_eval(te_layout_x_expr);
draw_data.keylayout_text.y = te_eval(te_layout_y_expr);
draw_data.status_text.x = te_eval(te_status_x_expr);
draw_data.status_text.y = te_eval(te_status_y_expr);
draw_data.mod_text.x = te_eval(te_modif_x_expr);
draw_data.mod_text.y = te_eval(te_modif_y_expr);
DEBUG("Indicator at %fx%f\n", draw_data.indicator_x, draw_data.indicator_y);
DEBUG("Bar at %fx%f\n", draw_data.bar_x, draw_data.bar_y);
DEBUG("Time at %fx%f\n", draw_data.time_text.x, draw_data.time_text.y);
DEBUG("Date at %fx%f\n", draw_data.date_text.x, draw_data.date_text.y);
DEBUG("Layout at %fx%f\n", draw_data.keylayout_text.x, draw_data.keylayout_text.y);
DEBUG("Status at %fx%f\n", draw_data.status_text.x, draw_data.status_text.y);
DEBUG("Mod at %fx%f\n", draw_data.mod_text.x, draw_data.mod_text.y);
draw_elements(ctx, &draw_data);
}
te_free(te_ind_x_expr);
@ -923,64 +951,6 @@ xcb_pixmap_t draw_image(uint32_t *resolution) {
te_free(te_modif_y_expr);
te_free(te_bar_expr);
DEBUG("Indicator at %fx%f\n", indicator_x, indicator_y);
DEBUG("Bar at %fx%f\n", bar_x, bar_y);
DEBUG("Time at %fx%f\n", time_x, time_y);
DEBUG("Date at %fx%f\n", date_x, date_y);
DEBUG("Layout at %fx%f\n", layout_x, layout_y);
DEBUG("Status at %fx%f\n", status_x, status_y);
DEBUG("Mod at %fx%f\n", mod_x, mod_y);
status_text.x = status_x;
status_text.y = status_y;
keylayout_text.x = layout_x;
keylayout_text.y = layout_y;
mod_text.x = mod_x;
mod_text.y = mod_y;
time_text.x = time_x;
time_text.y = time_y;
date_text.x = date_x;
date_text.y = date_y;
// indicator stuff
if (!bar_enabled) {
draw_indic(ctx, indicator_x, indicator_y);
} else {
if (unlock_state == STATE_KEY_ACTIVE ||
unlock_state == STATE_BACKSPACE_ACTIVE) {
// 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;
}
}
draw_bar(ctx, bar_x, bar_y, bar_offset);
}
draw_text(ctx, status_text);
draw_text(ctx, keylayout_text);
draw_text(ctx, mod_text);
draw_text(ctx, time_text);
draw_text(ctx, date_text);
cairo_set_source_surface(xcb_ctx, output, 0, 0);
cairo_rectangle(xcb_ctx, 0, 0, resolution[0], resolution[1]);
cairo_fill(xcb_ctx);

View File

@ -4,31 +4,7 @@
#include <ev.h>
#include <xcb/xcb.h>
typedef struct rgb {
double red;
double green;
double blue;
} rgb_t;
typedef struct rgb_str {
char red[3];
char green[3];
char blue[3];
} rgb_str_t;
typedef struct rgba {
double red;
double green;
double blue;
double alpha;
} rgba_t;
typedef struct rgba_str {
char red[3];
char green[3];
char blue[3];
char alpha[3];
} rgba_str_t;
#include "fonts.h"
typedef enum {
STATE_STARTED = 0, /* default state */
@ -48,6 +24,19 @@ typedef enum {
STATE_I3LOCK_LOCK_FAILED = 4, /* i3lock failed to load */
} auth_state_t;
typedef struct {
text_t status_text;
text_t mod_text;
text_t keylayout_text;
text_t time_text;
text_t date_text;
double indicator_x, indicator_y;
double bar_x, bar_y;
double bar_offset;
} DrawData;
xcb_pixmap_t draw_image(uint32_t* resolution);
void init_colors_once(void);
void redraw_screen(void);