static PyObject *
_cairo_create(PyObject *self, PyObject *args)
{
xcb_connection_t *connection;
xcb_visualtype_t *visual;
xcb_window_t window;
cairo_surface_t * surface;
cairo_t * cairo;
int width, height;
if (!PyArg_ParseTuple(args, "lIlii", &connection, &window, &visual, &width, &height))
return NULL;
surface = cairo_xcb_surface_create(connection,
window,
visual,
width,
height);
cairo = cairo_create(surface);
cairo_set_antialias(cairo, CAIRO_ANTIALIAS_NONE);
cairo_surface_destroy(surface);
return Py_BuildValue("l", cairo);
}
static EventdNdSurface *
_eventd_nd_xcb_surface_new(EventdNdBackendContext *context, EventdNdNotification *notification, gint width, gint height)
{
guint32 selmask = XCB_CW_BACK_PIXEL | XCB_CW_BORDER_PIXEL | XCB_CW_OVERRIDE_REDIRECT | XCB_CW_EVENT_MASK | XCB_CW_COLORMAP;
guint32 selval[] = { 0, 0, 1, XCB_EVENT_MASK_EXPOSURE | XCB_EVENT_MASK_BUTTON_PRESS | XCB_EVENT_MASK_BUTTON_RELEASE, context->map };
EventdNdSurface *self;
self = g_new0(EventdNdSurface, 1);
self->notification = notification;
self->context = context;
self->width = width;
self->height = height;
self->window = xcb_generate_id(context->xcb_connection);
xcb_create_window(context->xcb_connection,
context->depth->depth, /* depth */
self->window,
context->screen->root, /* parent window */
0, 0, /* x, y */
width, height, /* width, height */
0, /* border_width */
XCB_WINDOW_CLASS_INPUT_OUTPUT, /* class */
context->visual->visual_id, /* visual */
selmask, selval); /* masks */
self->surface = cairo_xcb_surface_create(self->context->xcb_connection, self->window, self->context->visual, self->width, self->height);
g_hash_table_insert(context->bubbles, GUINT_TO_POINTER(self->window), self);
_eventd_nd_xcb_surface_shape(self);
return self;
}
static void
drawin_update_drawing(drawin_t *w)
{
/* If this drawin isn't visible, we don't need an up-to-date cairo surface
* for it. (drawin_map() will later make sure we are called again) */
if(!w->visible)
return;
/* Clean up old stuff */
if(w->surface)
{
/* In case lua still got a reference to the surface, it still won't be
* able to do anything with it because we finish it. */
cairo_surface_finish(w->surface);
cairo_surface_destroy(w->surface);
}
if(w->pixmap)
xcb_free_pixmap(globalconf.connection, w->pixmap);
/* Create a pixmap */
xcb_screen_t *s = globalconf.screen;
w->pixmap = xcb_generate_id(globalconf.connection);
xcb_create_pixmap(globalconf.connection, globalconf.default_depth, w->pixmap, s->root,
w->geometry.width, w->geometry.height);
/* and create a surface for that pixmap */
w->surface = cairo_xcb_surface_create(globalconf.connection,
w->pixmap, globalconf.visual,
w->geometry.width, w->geometry.height);
/* Make sure the pixmap doesn't contain garbage by filling it with black */
cairo_t *cr = cairo_create(w->surface);
cairo_set_operator(cr, CAIRO_OPERATOR_CLEAR);
cairo_paint(cr);
cairo_destroy(cr);
}
/** Create a new Pango font.
* \param fontname Pango fontname (e.g. [FAMILY-LIST] [STYLE-OPTIONS] [SIZE]).
* \return A new font.
*/
font_t *
draw_font_new(const char *fontname)
{
cairo_surface_t *surface;
xcb_screen_t *s = xutil_screen_get(globalconf.connection, globalconf.default_screen);
cairo_t *cr;
PangoLayout *layout;
font_t *font = p_new(font_t, 1);
/* Create a dummy cairo surface, cairo context and pango layout in
* order to get font informations */
surface = cairo_xcb_surface_create(globalconf.connection,
globalconf.default_screen,
globalconf.screens.tab[0].visual,
s->width_in_pixels,
s->height_in_pixels);
cr = cairo_create(surface);
layout = pango_cairo_create_layout(cr);
/* Get the font description used to set text on a PangoLayout */
font->desc = pango_font_description_from_string(fontname);
pango_layout_set_font_description(layout, font->desc);
/* Get height */
pango_layout_get_pixel_size(layout, NULL, &font->height);
g_object_unref(layout);
cairo_destroy(cr);
cairo_surface_destroy(surface);
return font;
}
void
drawable_set_geometry(lua_State *L, int didx, area_t geom)
{
drawable_t *d = luaA_checkudata(L, didx, &drawable_class);
area_t old = d->geometry;
d->geometry = geom;
bool size_changed = (old.width != geom.width) || (old.height != geom.height);
if (size_changed)
drawable_unset_surface(d);
if (size_changed && geom.width > 0 && geom.height > 0)
{
d->pixmap = xcb_generate_id(globalconf.connection);
xcb_create_pixmap(globalconf.connection, globalconf.default_depth, d->pixmap,
globalconf.screen->root, geom.width, geom.height);
d->surface = cairo_xcb_surface_create(globalconf.connection,
d->pixmap, globalconf.visual,
geom.width, geom.height);
luaA_object_emit_signal(L, didx, "property::surface", 0);
}
if (old.x != geom.x)
luaA_object_emit_signal(L, didx, "property::x", 0);
if (old.y != geom.y)
luaA_object_emit_signal(L, didx, "property::y", 0);
if (old.width != geom.width)
luaA_object_emit_signal(L, didx, "property::width", 0);
if (old.height != geom.height)
luaA_object_emit_signal(L, didx, "property::height", 0);
}
/* font_new - create a new font {{{
*
* \return a new font_t struct
*/
font_t *
font_new(const char *font_name)
{
xcb_screen_t *s = screen_get(rootconf.connection,
rootconf.screen_default);
cairo_surface_t *surface;
cairo_t *cr;
PangoLayout *layout;
font_t *font;
font = malloc(sizeof(font_t));
/* Create a cairo surface */
surface = cairo_xcb_surface_create(rootconf.connection,
rootconf.screen_default,
visual_get_from_screen(s),
s->width_in_pixels,
s->height_in_pixels);
cr = cairo_create(surface);
/* Pango layout */
layout = pango_cairo_create_layout(cr);
/* Get the font descriptionription used to set text on a PangoLayout */
font->description = pango_font_description_from_string(font_name);
pango_layout_set_font_description(layout, font->description);
/* Get height */
pango_layout_get_pixel_size(layout, NULL, &font->height);
g_object_unref(layout);
cairo_destroy(cr);
cairo_surface_destroy(surface);
return font;
} /* }}} */
void Titlebar::draw()
{
// fill the background
cairo_surface_t *surface = cairo_xcb_surface_create(Screen::conn(), id(), Screen::visual(), width(), height());
cairo_t *cr = cairo_create(surface);
cairo_rectangle(cr, 0, 0, width(), height());
cairo_set_source_rgb(cr, 0.9, 0.9, 0.9);
cairo_fill(cr);
cairo_set_source_rgb(cr, 0.0, 0.0, 0.0);
cairo_set_line_width(cr, 1.0);
cairo_move_to(cr, 0.0, height());
cairo_line_to(cr, width(), height());
cairo_stroke(cr);
// draw the text
// nice couple pixel padding between the text and the edge
cairo_move_to(cr, 2, 2);
PangoLayout *layout = pango_cairo_create_layout(cr);
pango_layout_set_text(layout, _text.c_str(), _text.size());
PangoFontDescription *font_description = pango_font_description_from_string(CLIENT_TITLEBAR_FONT);
pango_layout_set_font_description(layout, font_description);
pango_font_description_free(font_description);
cairo_set_source_rgb(cr, 0.1, 0.1, 0.1);
pango_cairo_show_layout(cr, layout);
g_object_unref(layout);
cairo_destroy(cr);
cairo_surface_destroy(surface);
xcb_flush(Screen::conn());
}
/*
* Draws global image with fill color onto a pixmap with the given
* resolution and returns it.
*/
xcb_pixmap_t draw_image(uint32_t *resolution) {
xcb_pixmap_t bg_pixmap = XCB_NONE;
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);
if (!vistype)
vistype = get_root_visual_type(screen);
bg_pixmap = create_bg_pixmap(conn, screen, resolution, color);
/*
* Initialize cairo: Create one in-memory surface to render the unlock
* indicator on, create one XCB surface to actually draw (one or more,
* depending on the amount of screens) unlock indicators on.
*/
cairo_surface_t *output = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, button_diameter_physical, button_diameter_physical);
cairo_t *ctx = cairo_create(output);
cairo_surface_t *xcb_output = cairo_xcb_surface_create(conn, bg_pixmap, vistype, resolution[0], resolution[1]);
cairo_t *xcb_ctx = cairo_create(xcb_output);
/* Creates color array from command line arguments */
uint32_t * color_array(char* colorarg) {
uint32_t *rgb16 = malloc(sizeof(uint32_t)*3);
char strgroups[3][3] = {{colorarg[0], colorarg[1], '\0'},
{colorarg[2], colorarg[3], '\0'},
{colorarg[4], colorarg[5], '\0'}};
for (int i=0; i < 3; i++) {
rgb16[i] = strtol(strgroups[i], NULL, 16);
}
return rgb16;
}
static void
towel_window_init_cairo(towel_window_t *win)
{
xcb_visualtype_t *vt;
xcb_get_geometry_cookie_t cookie = xcb_get_geometry_unchecked(win->conn,
win->id);
xcb_get_geometry_reply_t *geo = xcb_get_geometry_reply(win->conn, cookie, NULL);
vt = xcb_aux_find_visual_by_id(win->screen, win->screen->root_visual);
win->cs = cairo_xcb_surface_create(win->conn, win->id,
vt, geo->width, geo->height);
win->cr = cairo_create(win->cs);
free(geo);
}
/*
* Initialize the surface to represent the given drawable.
*
*/
void draw_util_surface_init(xcb_connection_t *conn, surface_t *surface, xcb_drawable_t drawable,
xcb_visualtype_t *visual, int width, int height) {
surface->id = drawable;
surface->visual_type = ((visual == NULL) ? visual_type : visual);
surface->width = width;
surface->height = height;
surface->gc = xcb_generate_id(conn);
xcb_void_cookie_t gc_cookie = xcb_create_gc_checked(conn, surface->gc, surface->id, 0, NULL);
xcb_generic_error_t *error = xcb_request_check(conn, gc_cookie);
if (error != NULL) {
ELOG("Could not create graphical context. Error code: %d. Please report this bug.\n", error->error_code);
}
surface->surface = cairo_xcb_surface_create(conn, surface->id, surface->visual_type, width, height);
surface->cr = cairo_create(surface->surface);
}
void lock_screen_input(xcb_connection_t * c, xcb_screen_t * s,
xcb_window_t w, const int len) {
// cached visual_type
if (!visual_type) visual_type = get_root_visualitype(s);
cairo_surface_t * xcb_cs = cairo_xcb_surface_create(c, w, visual_type,
s->width_in_pixels, s->height_in_pixels);
cairo_t * xcb_cc = cairo_create(xcb_cs);
cairo_set_source_uint32(xcb_cc, len? COLOR_INPUT: COLOR_LOCK);
cairo_rectangle(xcb_cc, 0, 0, s->width_in_pixels, s->height_in_pixels);
cairo_fill(xcb_cc);
if (len) draw_input_box(xcb_cc, s->width_in_pixels, s->height_in_pixels,
COLOR_INPUT_FG, COLOR_INPUT, TEXT_SIZE / 5, len);
cairo_surface_destroy(xcb_cs);
cairo_destroy(xcb_cc);
}
void shutdown_init() {
xcb_void_cookie_t void_cookie;
shutdown_win.surface=NULL;
shutdown_win.window = xcb_generate_id(conn);
uint32_t values[1] = {XCB_EVENT_MASK_EXPOSURE|XCB_EVENT_MASK_BUTTON_RELEASE};
void_cookie=xcb_create_window_checked (conn,XCB_COPY_FROM_PARENT,shutdown_win.window,scr->root,0,height-1,width,1,0,XCB_WINDOW_CLASS_INPUT_OUTPUT,scr->root_visual,XCB_CW_EVENT_MASK,values);
xcb_flush(conn);
if (xcb_request_check(conn,void_cookie)) {
printf("Can't create the shutdown window\n");
shutdown_win.window = 0;
} else {
uint32_t v[4];
uint32_t value_mask;
value_mask=XCB_CONFIG_WINDOW_X|XCB_CONFIG_WINDOW_Y|XCB_CONFIG_WINDOW_WIDTH|XCB_CONFIG_WINDOW_HEIGHT;
v[0]=width/4;;
v[1]=height/4;
v[2]=width/2;
v[3]=height/2;
shutdown_win.width=v[2];
shutdown_win.height=v[3];
xcb_configure_window(conn,shutdown_win.window,value_mask,v);
xcb_change_property(conn,XCB_PROP_MODE_REPLACE,shutdown_win.window,atoms[TWM_ATOM__NET_WM_NAME],XCB_ATOM_STRING,8,strlen(TWM_NAME),TWM_NAME);
xcb_change_property(conn,XCB_PROP_MODE_REPLACE,shutdown_win.window,atoms[TWM_ATOM__NET_WM_WINDOW_TYPE],XCB_ATOM_ATOM,32,1,&atoms[TWM_ATOM__NET_WM_WINDOW_TYPE_DOCK]);
shutdown_win.cache=wincache_fill_element(shutdown_win.window);
shutdown_win.cache->mapped=0;
xcb_flush(conn);
shutdown_win.surface=cairo_xcb_surface_create(conn,shutdown_win.window,visual_type,width/2,height/2);
cairo_xcb_surface_set_size(shutdown_win.surface,v[2],v[3]);
xcb_flush(conn);
}
}
void lock_screen_error(xcb_connection_t * c, xcb_screen_t * s,
xcb_window_t w) {
// cached visual_type
if (!visual_type) visual_type = get_root_visualitype(s);
cairo_surface_t * xcb_cs = cairo_xcb_surface_create(c, w, visual_type,
s->width_in_pixels, s->height_in_pixels);
cairo_t * xcb_cc = cairo_create(xcb_cs);
// draw a red background
cairo_set_source_uint32(xcb_cc, COLOR_WRONG);
cairo_rectangle(xcb_cc, 0, 0, s->width_in_pixels, s->height_in_pixels);
cairo_fill(xcb_cc);
draw_stripes(xcb_cc, s->width_in_pixels, s->height_in_pixels,
COLOR_WRONG_FG, COLOR_WRONG, STRIPE_WIDTH, "ACESS DENIED");
// reset pass_wrong timer
wtimer_rearm(pass_wrong_timer, 0, NULL);
cairo_surface_destroy(xcb_cs);
cairo_destroy(xcb_cc);
}
/*
* Draws global image with fill color onto a pixmap with the given
* resolution and returns it.
*
*/
xcb_pixmap_t draw_image(uint32_t *resolution) {
xcb_pixmap_t bg_pixmap = XCB_NONE;
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);
if (!vistype)
vistype = get_root_visual_type(screen);
bg_pixmap = create_bg_pixmap(conn, screen, resolution, color);
/* Initialize cairo: Create one in-memory surface to render the unlock
* indicator on, create one XCB surface to actually draw (one or more,
* depending on the amount of screens) unlock indicators on. */
cairo_surface_t *output = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, button_diameter_physical, button_diameter_physical);
cairo_t *ctx = cairo_create(output);
cairo_surface_t *xcb_output = cairo_xcb_surface_create(conn, bg_pixmap, vistype, resolution[0], resolution[1]);
cairo_t *xcb_ctx = cairo_create(xcb_output);
if (img) {
if (!tile) {
cairo_set_source_surface(xcb_ctx, img, 0, 0);
cairo_paint(xcb_ctx);
} else {
/* create a pattern and fill a rectangle as big as the screen */
cairo_pattern_t *pattern;
pattern = cairo_pattern_create_for_surface(img);
cairo_set_source(xcb_ctx, pattern);
cairo_pattern_set_extend(pattern, CAIRO_EXTEND_REPEAT);
cairo_rectangle(xcb_ctx, 0, 0, resolution[0], resolution[1]);
cairo_fill(xcb_ctx);
cairo_pattern_destroy(pattern);
}
} else {
char strgroups[3][3] = {{color[0], color[1], '\0'},
{color[2], color[3], '\0'},
{color[4], color[5], '\0'}};
uint32_t rgb16[3] = {(strtol(strgroups[0], NULL, 16)),
(strtol(strgroups[1], NULL, 16)),
(strtol(strgroups[2], NULL, 16))};
cairo_set_source_rgb(xcb_ctx, rgb16[0] / 255.0, rgb16[1] / 255.0, rgb16[2] / 255.0);
cairo_rectangle(xcb_ctx, 0, 0, resolution[0], resolution[1]);
cairo_fill(xcb_ctx);
}
if (unlock_indicator &&
(unlock_state >= STATE_KEY_PRESSED || auth_state > STATE_AUTH_IDLE)) {
cairo_scale(ctx, scaling_factor(), scaling_factor());
/* Draw a (centered) circle with transparent background. */
cairo_set_line_width(ctx, 10.0);
cairo_arc(ctx,
BUTTON_CENTER /* x */,
BUTTON_CENTER /* y */,
BUTTON_RADIUS /* radius */,
0 /* start */,
2 * M_PI /* end */);
/* Use the appropriate color for the different PAM states
* (currently verifying, wrong password, or default) */
switch (auth_state) {
case STATE_AUTH_VERIFY:
case STATE_AUTH_LOCK:
cairo_set_source_rgba(ctx, 0, 114.0 / 255, 255.0 / 255, 0.75);
break;
case STATE_AUTH_WRONG:
case STATE_I3LOCK_LOCK_FAILED:
cairo_set_source_rgba(ctx, 250.0 / 255, 0, 0, 0.75);
break;
default:
cairo_set_source_rgba(ctx, 0, 0, 0, 0.75);
break;
}
cairo_fill_preserve(ctx);
switch (auth_state) {
case STATE_AUTH_VERIFY:
case STATE_AUTH_LOCK:
cairo_set_source_rgb(ctx, 51.0 / 255, 0, 250.0 / 255);
break;
case STATE_AUTH_WRONG:
case STATE_I3LOCK_LOCK_FAILED:
cairo_set_source_rgb(ctx, 125.0 / 255, 51.0 / 255, 0);
break;
case STATE_AUTH_IDLE:
cairo_set_source_rgb(ctx, 51.0 / 255, 125.0 / 255, 0);
break;
}
cairo_stroke(ctx);
/* Draw an inner seperator line. */
cairo_set_source_rgb(ctx, 0, 0, 0);
cairo_set_line_width(ctx, 2.0);
cairo_arc(ctx,
BUTTON_CENTER /* x */,
BUTTON_CENTER /* y */,
BUTTON_RADIUS - 5 /* radius */,
0,
2 * M_PI);
cairo_stroke(ctx);
cairo_set_line_width(ctx, 10.0);
/* Display a (centered) text of the current PAM state. */
char *text = NULL;
/* We don't want to show more than a 3-digit number. */
char buf[4];
cairo_set_source_rgb(ctx, 0, 0, 0);
cairo_select_font_face(ctx, "sans-serif", CAIRO_FONT_SLANT_NORMAL, CAIRO_FONT_WEIGHT_NORMAL);
cairo_set_font_size(ctx, 28.0);
switch (auth_state) {
case STATE_AUTH_VERIFY:
text = "verifying…";
break;
case STATE_AUTH_LOCK:
text = "locking…";
break;
case STATE_AUTH_WRONG:
text = "wrong!";
break;
case STATE_I3LOCK_LOCK_FAILED:
text = "lock failed!";
break;
default:
if (show_failed_attempts && failed_attempts > 0) {
if (failed_attempts > 999) {
text = "> 999";
} else {
snprintf(buf, sizeof(buf), "%d", failed_attempts);
text = buf;
}
cairo_set_source_rgb(ctx, 1, 0, 0);
cairo_set_font_size(ctx, 32.0);
}
break;
}
if (text) {
cairo_text_extents_t extents;
double x, y;
cairo_text_extents(ctx, text, &extents);
x = BUTTON_CENTER - ((extents.width / 2) + extents.x_bearing);
y = BUTTON_CENTER - ((extents.height / 2) + extents.y_bearing);
cairo_move_to(ctx, x, y);
cairo_show_text(ctx, text);
cairo_close_path(ctx);
}
if (auth_state == STATE_AUTH_WRONG && (modifier_string != NULL)) {
cairo_text_extents_t extents;
double x, y;
cairo_set_font_size(ctx, 14.0);
cairo_text_extents(ctx, modifier_string, &extents);
x = BUTTON_CENTER - ((extents.width / 2) + extents.x_bearing);
y = BUTTON_CENTER - ((extents.height / 2) + extents.y_bearing) + 28.0;
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) {
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. */
cairo_set_source_rgb(ctx, 51.0 / 255, 219.0 / 255, 0);
} else {
/* For backspace, we use red. */
cairo_set_source_rgb(ctx, 219.0 / 255, 51.0 / 255, 0);
}
cairo_stroke(ctx);
/* Draw two little separators for the highlighted part of the
* unlock indicator. */
cairo_set_source_rgb(ctx, 0, 0, 0);
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 (xr_screens > 0) {
/* Composite the unlock indicator in the middle of each screen. */
for (int screen = 0; screen < xr_screens; screen++) {
int x = (xr_resolutions[screen].x + ((xr_resolutions[screen].width / 2) - (button_diameter_physical / 2)));
int y = (xr_resolutions[screen].y + ((xr_resolutions[screen].height / 2) - (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);
}
} 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. */
int x = (last_resolution[0] / 2) - (button_diameter_physical / 2);
int y = (last_resolution[1] / 2) - (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);
}
cairo_surface_destroy(xcb_output);
cairo_surface_destroy(output);
cairo_destroy(ctx);
cairo_destroy(xcb_ctx);
return bg_pixmap;
}
/*
* Draws global image with fill color onto a pixmap with the given
* resolution and returns it.
*
*/
xcb_pixmap_t draw_image(uint32_t *resolution) {
xcb_pixmap_t bg_pixmap = XCB_NONE;
if (!vistype)
vistype = get_root_visual_type(screen);
if (fuzzy) {
bg_pixmap = create_fg_pixmap(conn, screen, resolution);
}
else {
bg_pixmap = create_bg_pixmap(conn, screen, resolution, color);
}
/* Initialize cairo: Create one in-memory surface to render the unlock
* indicator on, create one XCB surface to actually draw (one or more,
* depending on the amount of screens) unlock indicators on. */
cairo_surface_t *xcb_output = cairo_xcb_surface_create(conn, bg_pixmap, vistype, resolution[0], resolution[1]);
cairo_t *xcb_ctx = cairo_create(xcb_output);
if (img||fuzzy) {
if (fuzzy) {
blur_image_gl(0, bg_pixmap, last_resolution[0],last_resolution[1], blur_radius, blur_sigma);
cairo_surface_t * tmp = cairo_xcb_surface_create(conn, bg_pixmap, get_root_visual_type(screen), last_resolution[0], last_resolution[1]);
cairo_set_source_surface(xcb_ctx, tmp, 0, 0);
cairo_paint(xcb_ctx);
cairo_surface_destroy(tmp);
}
else if (!tile) {
cairo_set_source_surface(xcb_ctx, img, 0, 0);
cairo_paint(xcb_ctx);
} else {
/* create a pattern and fill a rectangle as big as the screen */
cairo_pattern_t *pattern;
pattern = cairo_pattern_create_for_surface(img);
cairo_set_source(xcb_ctx, pattern);
cairo_pattern_set_extend(pattern, CAIRO_EXTEND_REPEAT);
cairo_rectangle(xcb_ctx, 0, 0, resolution[0], resolution[1]);
cairo_fill(xcb_ctx);
cairo_pattern_destroy(pattern);
}
} else {
char strgroups[3][3] = {{color[0], color[1], '\0'},
{color[2], color[3], '\0'},
{color[4], color[5], '\0'}};
uint32_t rgb16[3] = {(strtol(strgroups[0], NULL, 16)),
(strtol(strgroups[1], NULL, 16)),
(strtol(strgroups[2], NULL, 16))};
cairo_set_source_rgb(xcb_ctx, rgb16[0] / 255.0, rgb16[1] / 255.0, rgb16[2] / 255.0);
cairo_rectangle(xcb_ctx, 0, 0, resolution[0], resolution[1]);
cairo_fill(xcb_ctx);
}
if (xr_screens > 0) {
/* Composite the unlock indicator in the middle of each screen. */
for (int screen = 0; screen < xr_screens; screen++) {
int x = (xr_resolutions[screen].x + ((xr_resolutions[screen].width / 2) - (button_diameter_physical / 2)));
int y = (xr_resolutions[screen].y + ((xr_resolutions[screen].height / 2) - (button_diameter_physical / 2)));
cairo_set_source_surface(xcb_ctx, unlock_indicator_surface, x, y);
cairo_rectangle(xcb_ctx, x, y, button_diameter_physical, button_diameter_physical);
cairo_fill(xcb_ctx);
}
} 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. */
int x = (last_resolution[0] / 2) - (button_diameter_physical / 2);
int y = (last_resolution[1] / 2) - (button_diameter_physical / 2);
cairo_set_source_surface(xcb_ctx, unlock_indicator_surface, x, y);
cairo_rectangle(xcb_ctx, x, y, button_diameter_physical, button_diameter_physical);
cairo_fill(xcb_ctx);
}
cairo_surface_destroy(xcb_output);
cairo_destroy(xcb_ctx);
return bg_pixmap;
}
/*
* Draws global image with fill color onto a pixmap with the given
* resolution and returns it.
*
*/
xcb_pixmap_t draw_image(uint32_t *resolution) {
xcb_pixmap_t bg_pixmap = XCB_NONE;
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);
if (!vistype)
vistype = get_root_visual_type(screen);
bg_pixmap = create_bg_pixmap(conn, screen, resolution, color);
/* Initialize cairo: Create one in-memory surface to render the unlock
* indicator on, create one XCB surface to actually draw (one or more,
* depending on the amount of screens) unlock indicators on. */
cairo_surface_t *output = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, resolution[0], resolution[1]);
cairo_t *ctx = cairo_create(output);
cairo_surface_t *xcb_output = cairo_xcb_surface_create(conn, bg_pixmap, vistype, resolution[0], resolution[1]);
cairo_t *xcb_ctx = cairo_create(xcb_output);
if (img) {
if (!tile) {
cairo_set_source_surface(xcb_ctx, img, 0, 0);
cairo_paint(xcb_ctx);
} else {
/* create a pattern and fill a rectangle as big as the screen */
cairo_pattern_t *pattern;
pattern = cairo_pattern_create_for_surface(img);
cairo_set_source(xcb_ctx, pattern);
cairo_pattern_set_extend(pattern, CAIRO_EXTEND_REPEAT);
cairo_rectangle(xcb_ctx, 0, 0, resolution[0], resolution[1]);
cairo_fill(xcb_ctx);
cairo_pattern_destroy(pattern);
}
} else {
char strgroups[3][3] = {{color[0], color[1], '\0'},
{color[2], color[3], '\0'},
{color[4], color[5], '\0'}};
uint32_t rgb16[3] = {(strtol(strgroups[0], NULL, 16)),
(strtol(strgroups[1], NULL, 16)),
(strtol(strgroups[2], NULL, 16))};
cairo_set_source_rgb(xcb_ctx, rgb16[0] / 255.0, rgb16[1] / 255.0, rgb16[2] / 255.0);
cairo_rectangle(xcb_ctx, 0, 0, resolution[0], resolution[1]);
cairo_fill(xcb_ctx);
}
if (unlock_indicator) {
cairo_scale(ctx, scaling_factor(), scaling_factor());
cairo_set_source_rgb(ctx, 1, 1, 1);
cairo_set_font_size(ctx, 60.0);
cairo_select_font_face(ctx, "sans", CAIRO_FONT_SLANT_NORMAL, CAIRO_FONT_WEIGHT_BOLD);
if (pam_state == STATE_PAM_VERIFY) {
passwdlength = 0;
}
if (unlock_state == STATE_KEY_ACTIVE) {
passwdlength = passwdlength + 1;
} else if (unlock_state == STATE_BACKSPACE_ACTIVE && passwdlength > 0){
passwdlength = passwdlength - 1;
} else if (unlock_state == STATE_ESCAPE_ACTIVE) {
passwdlength = 0;
}
char passwd[passwdlength + 1];
for (int i = 0; i < passwdlength; ++i) {
passwd[i] = '*';
}
passwd[passwdlength] = '\0';
cairo_text_extents_t extents;
double x, y;
cairo_text_extents(ctx, passwd, &extents);
x = BUTTON_RADIUS - ((extents.width / 2) + extents.x_bearing);
y = BUTTON_RADIUS - ((extents.height / 2) + extents.y_bearing);
cairo_move_to(ctx, x, y);
/* cairo_show_text(ctx, passwd); */
cairo_text_path(ctx, passwd);
cairo_fill_preserve(ctx);
cairo_set_source_rgb(ctx, 0, 0, 0);
cairo_set_line_width(ctx, 1.0);
cairo_stroke(ctx);
cairo_close_path(ctx);
}
if (xr_screens > 0) {
/* Composite the unlock indicator in the middle of each screen. */
for (int screen = 0; screen < xr_screens; screen++) {
int x = (xr_resolutions[screen].x + ((xr_resolutions[screen].width / 2) - (button_diameter_physical / 2)));
int y = (xr_resolutions[screen].y + ((xr_resolutions[screen].height / 2) - (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);
}
} 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. */
int x = (last_resolution[0] / 2) - (button_diameter_physical / 2);
int y = (last_resolution[1] / 2) - (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);
}
cairo_surface_destroy(xcb_output);
cairo_surface_destroy(output);
cairo_destroy(ctx);
cairo_destroy(xcb_ctx);
return bg_pixmap;
}
/*
* Draws global image with fill color onto a pixmap with the given
* resolution and returns it.
*
*/
xcb_pixmap_t draw_image(uint32_t *resolution) {
xcb_pixmap_t bg_pixmap = XCB_NONE;
#ifndef NOLIBCAIRO
if (!vistype)
vistype = get_root_visual_type(screen);
bg_pixmap = create_bg_pixmap(conn, screen, resolution, color);
/* Initialize cairo: Create one in-memory surface to render the unlock
* indicator on, create one XCB surface to actually draw (one or more,
* depending on the amount of screens) unlock indicators on. */
cairo_surface_t *output = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, BUTTON_DIAMETER, BUTTON_DIAMETER);
cairo_t *ctx = cairo_create(output);
cairo_surface_t *xcb_output = cairo_xcb_surface_create(conn, bg_pixmap, vistype, resolution[0], resolution[1]);
cairo_t *xcb_ctx = cairo_create(xcb_output);
if (img) {
if (!tile) {
cairo_set_source_surface(xcb_ctx, img, 0, 0);
cairo_paint(xcb_ctx);
} else {
/* create a pattern and fill a rectangle as big as the screen */
cairo_pattern_t *pattern;
pattern = cairo_pattern_create_for_surface(img);
cairo_set_source(xcb_ctx, pattern);
cairo_pattern_set_extend(pattern, CAIRO_EXTEND_REPEAT);
cairo_rectangle(xcb_ctx, 0, 0, resolution[0], resolution[1]);
cairo_fill(xcb_ctx);
cairo_pattern_destroy(pattern);
}
} else {
char strgroups[3][3] = {{color[0], color[1], '\0'},
{color[2], color[3], '\0'},
{color[4], color[5], '\0'}};
uint32_t rgb16[3] = {(strtol(strgroups[0], NULL, 16)),
(strtol(strgroups[1], NULL, 16)),
(strtol(strgroups[2], NULL, 16))};
cairo_set_source_rgb(xcb_ctx, rgb16[0] / 255.0, rgb16[1] / 255.0, rgb16[2] / 255.0);
cairo_rectangle(xcb_ctx, 0, 0, resolution[0], resolution[1]);
cairo_fill(xcb_ctx);
}
#ifndef NOLIBCAIRO
/* build indicator color arrays */
char strgroupsiv[4][3] = {{insidevercolor[0], insidevercolor[1], '\0'},
{insidevercolor[2], insidevercolor[3], '\0'},
{insidevercolor[4], insidevercolor[5], '\0'},
{insidevercolor[6], insidevercolor[7], '\0'}};
uint32_t insidever16[4] = {(strtol(strgroupsiv[0], NULL, 16)),
(strtol(strgroupsiv[1], NULL, 16)),
(strtol(strgroupsiv[2], NULL, 16)),
(strtol(strgroupsiv[3], NULL, 16))};
char strgroupsiw[4][3] = {{insidewrongcolor[0], insidewrongcolor[1], '\0'},
{insidewrongcolor[2], insidewrongcolor[3], '\0'},
{insidewrongcolor[4], insidewrongcolor[5], '\0'},
{insidewrongcolor[6], insidewrongcolor[7], '\0'}};
uint32_t insidewrong16[4] = {(strtol(strgroupsiw[0], NULL, 16)),
(strtol(strgroupsiw[1], NULL, 16)),
(strtol(strgroupsiw[2], NULL, 16)),
(strtol(strgroupsiw[3], NULL, 16))};
char strgroupsi[4][3] = {{insidecolor[0], insidecolor[1], '\0'},
{insidecolor[2], insidecolor[3], '\0'},
{insidecolor[4], insidecolor[5], '\0'},
{insidecolor[6], insidecolor[7], '\0'}};
uint32_t inside16[4] = {(strtol(strgroupsi[0], NULL, 16)),
(strtol(strgroupsi[1], NULL, 16)),
(strtol(strgroupsi[2], NULL, 16)),
(strtol(strgroupsi[3], NULL, 16))};
char strgroupsrv[4][3] = {{ringvercolor[0], ringvercolor[1], '\0'},
{ringvercolor[2], ringvercolor[3], '\0'},
{ringvercolor[4], ringvercolor[5], '\0'},
{ringvercolor[6], ringvercolor[7], '\0'}};
uint32_t ringver16[4] = {(strtol(strgroupsrv[0], NULL, 16)),
(strtol(strgroupsrv[1], NULL, 16)),
(strtol(strgroupsrv[2], NULL, 16)),
(strtol(strgroupsrv[3], NULL, 16))};
char strgroupsrw[4][3] = {{ringwrongcolor[0], ringwrongcolor[1], '\0'},
{ringwrongcolor[2], ringwrongcolor[3], '\0'},
{ringwrongcolor[4], ringwrongcolor[5], '\0'},
{ringwrongcolor[6], ringwrongcolor[7], '\0'}};
uint32_t ringwrong16[4] = {(strtol(strgroupsrw[0], NULL, 16)),
(strtol(strgroupsrw[1], NULL, 16)),
(strtol(strgroupsrw[2], NULL, 16)),
(strtol(strgroupsrw[3], NULL, 16))};
char strgroupsr[4][3] = {{ringcolor[0], ringcolor[1], '\0'},
{ringcolor[2], ringcolor[3], '\0'},
{ringcolor[4], ringcolor[5], '\0'},
{ringcolor[6], ringcolor[7], '\0'}};
uint32_t ring16[4] = {(strtol(strgroupsr[0], NULL, 16)),
(strtol(strgroupsr[1], NULL, 16)),
(strtol(strgroupsr[2], NULL, 16)),
(strtol(strgroupsr[3], NULL, 16))};
char strgroupsl[4][3] = {{linecolor[0], linecolor[1], '\0'},
{linecolor[2], linecolor[3], '\0'},
{linecolor[4], linecolor[5], '\0'},
{linecolor[6], linecolor[7], '\0'}};
uint32_t line16[4] = {(strtol(strgroupsl[0], NULL, 16)),
(strtol(strgroupsl[1], NULL, 16)),
(strtol(strgroupsl[2], NULL, 16)),
(strtol(strgroupsl[3], NULL, 16))};
char strgroupst[4][3] = {{textcolor[0], textcolor[1], '\0'},
{textcolor[2], textcolor[3], '\0'},
{textcolor[4], textcolor[5], '\0'},
{textcolor[6], textcolor[7], '\0'}};
uint32_t text16[4] = {(strtol(strgroupst[0], NULL, 16)),
(strtol(strgroupst[1], NULL, 16)),
(strtol(strgroupst[2], NULL, 16)),
(strtol(strgroupst[3], NULL, 16))};
char strgroupsk[4][3] = {{keyhlcolor[0], textcolor[1], '\0'},
{keyhlcolor[2], textcolor[3], '\0'},
{keyhlcolor[4], textcolor[5], '\0'},
{keyhlcolor[6], textcolor[7], '\0'}};
uint32_t keyhl16[4] = {(strtol(strgroupsk[0], NULL, 16)),
(strtol(strgroupsk[1], NULL, 16)),
(strtol(strgroupsk[2], NULL, 16)),
(strtol(strgroupsk[3], NULL, 16))};
char strgroupsb[4][3] = {{bshlcolor[0], textcolor[1], '\0'},
{bshlcolor[2], textcolor[3], '\0'},
{bshlcolor[4], textcolor[5], '\0'},
{bshlcolor[6], textcolor[7], '\0'}};
uint32_t bshl16[4] = {(strtol(strgroupsb[0], NULL, 16)),
(strtol(strgroupsb[1], NULL, 16)),
(strtol(strgroupsb[2], NULL, 16)),
(strtol(strgroupsb[3], NULL, 16))};
#endif
if (unlock_state >= STATE_KEY_PRESSED && unlock_indicator) {
/* Draw a (centered) circle with transparent background. */
cairo_set_line_width(ctx, 10.0);
cairo_arc(ctx,
BUTTON_CENTER /* x */,
BUTTON_CENTER /* y */,
BUTTON_RADIUS /* radius */,
0 /* start */,
2 * M_PI /* end */);
/* Use the appropriate color for the different PAM states
* (currently verifying, wrong password, or default) */
switch (pam_state) {
case STATE_PAM_VERIFY:
cairo_set_source_rgba(ctx, (double)insidever16[0]/255, (double)insidever16[1]/255, (double)insidever16[2]/255, (double)insidever16[3]/255);
break;
case STATE_PAM_WRONG:
cairo_set_source_rgba(ctx, (double)insidewrong16[0]/255, (double)insidewrong16[1]/255, (double)insidewrong16[2]/255, (double)insidewrong16[3]/255);
break;
default:
cairo_set_source_rgba(ctx, (double)inside16[0]/255, (double)inside16[1]/255, (double)inside16[2]/255, (double)inside16[3]/255);
break;
}
cairo_fill_preserve(ctx);
switch (pam_state) {
case STATE_PAM_VERIFY:
cairo_set_source_rgba(ctx, (double)ringver16[0]/255, (double)ringver16[1]/255, (double)ringver16[2]/255, (double)ringver16[3]/255);
break;
case STATE_PAM_WRONG:
cairo_set_source_rgba(ctx, (double)ringwrong16[0]/255, (double)ringwrong16[1]/255, (double)ringwrong16[2]/255, (double)ringwrong16[3]/255);
break;
case STATE_PAM_IDLE:
cairo_set_source_rgba(ctx, (double)ring16[0]/255, (double)ring16[1]/255, (double)ring16[2]/255, (double)ring16[3]/255);
break;
}
cairo_stroke(ctx);
/* Draw an inner seperator line. */
cairo_set_source_rgba(ctx, (double)line16[0]/255, (double)line16[1]/255, (double)line16[2]/255, (double)line16[3]/255);
cairo_set_line_width(ctx, 2.0);
cairo_arc(ctx,
BUTTON_CENTER /* x */,
BUTTON_CENTER /* y */,
BUTTON_RADIUS - 5 /* radius */,
0,
2 * M_PI);
cairo_stroke(ctx);
cairo_set_line_width(ctx, 10.0);
/* Display a (centered) text of the current PAM state. */
char *text = NULL;
switch (pam_state) {
case STATE_PAM_VERIFY:
text = verifying_text;
break;
case STATE_PAM_WRONG:
text = wrong_text;
break;
default:
break;
}
if (text) {
cairo_text_extents_t extents;
double x, y;
cairo_set_source_rgba(ctx, (double)text16[0]/255, (double)text16[1]/255, (double)text16[2]/255, (double)text16[3]/255);
cairo_set_font_size(ctx, 28.0);
cairo_text_extents(ctx, text, &extents);
x = BUTTON_CENTER - ((extents.width / 2) + extents.x_bearing);
y = BUTTON_CENTER - ((extents.height / 2) + extents.y_bearing);
cairo_move_to(ctx, x, y);
cairo_show_text(ctx, text);
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) {
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. */
cairo_set_source_rgba(ctx, (double)keyhl16[0]/255, (double)keyhl16[1]/255, (double)keyhl16[2]/255, (double)keyhl16[3]/255);
} else {
/* For backspace, we use red. */
cairo_set_source_rgba(ctx, (double)bshl16[0]/255, (double)bshl16[1]/255, (double)bshl16[2]/255, (double)bshl16[3]/255);
}
cairo_stroke(ctx);
/* Draw two little separators for the highlighted part of the
* unlock indicator. */
cairo_set_source_rgba(ctx, (double)line16[0]/255, (double)line16[1]/255, (double)line16[2]/255, (double)line16[3]/255);
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) /* start */,
(highlight_start + (M_PI / 3.0)) + (M_PI / 128.0) /* end */);
cairo_stroke(ctx);
}
}
if (xr_screens > 0) {
/* Composite the unlock indicator in the middle of each screen. */
for (int screen = 0; screen < xr_screens; screen++) {
int x = (xr_resolutions[screen].x + ((xr_resolutions[screen].width / 2) - (BUTTON_DIAMETER / 2)));
int y = (xr_resolutions[screen].y + ((xr_resolutions[screen].height / 2) - (BUTTON_DIAMETER / 2)));
cairo_set_source_surface(xcb_ctx, output, x, y);
cairo_rectangle(xcb_ctx, x, y, BUTTON_DIAMETER, BUTTON_DIAMETER);
cairo_fill(xcb_ctx);
}
} 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. */
int x = (last_resolution[0] / 2);
int y = (last_resolution[1] / 2);
cairo_set_source_surface(xcb_ctx, output, x, y);
cairo_rectangle(xcb_ctx, x, y, BUTTON_DIAMETER, BUTTON_DIAMETER);
cairo_fill(xcb_ctx);
}
cairo_surface_destroy(xcb_output);
cairo_surface_destroy(output);
cairo_destroy(ctx);
cairo_destroy(xcb_ctx);
#endif
return bg_pixmap;
}
/*
* Draws global image with fill color onto a pixmap with the given
* resolution and returns it.
*
*/
xcb_pixmap_t draw_image(uint32_t *resolution) {
xcb_pixmap_t bg_pixmap = XCB_NONE;
RsvgDimensionData svg_dimensions;
rsvg_handle_get_dimensions(svg, &svg_dimensions);
int indicator_x_physical = ceil(scaling_factor() * svg_dimensions.width);
int indicator_y_physical = ceil(scaling_factor() * svg_dimensions.height);
if (!vistype)
vistype = get_root_visual_type(screen);
bg_pixmap = create_bg_pixmap(conn, screen, resolution, color);
/* Initialize cairo: Create one in-memory surface to render the unlock
* indicator on, create one XCB surface to actually draw (one or more,
* depending on the amount of screens) unlock indicators on. */
cairo_surface_t *output = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, indicator_x_physical, indicator_y_physical);
cairo_t *ctx = cairo_create(output);
cairo_surface_t *xcb_output = cairo_xcb_surface_create(conn, bg_pixmap, vistype, resolution[0], resolution[1]);
cairo_t *xcb_ctx = cairo_create(xcb_output);
if (img) {
if (!tile) {
cairo_set_source_surface(xcb_ctx, img, 0, 0);
cairo_paint(xcb_ctx);
} else {
/* create a pattern and fill a rectangle as big as the screen */
cairo_pattern_t *pattern;
pattern = cairo_pattern_create_for_surface(img);
cairo_set_source(xcb_ctx, pattern);
cairo_pattern_set_extend(pattern, CAIRO_EXTEND_REPEAT);
cairo_rectangle(xcb_ctx, 0, 0, resolution[0], resolution[1]);
cairo_fill(xcb_ctx);
cairo_pattern_destroy(pattern);
}
} else {
char strgroups[3][3] = {{color[0], color[1], '\0'},
{color[2], color[3], '\0'},
{color[4], color[5], '\0'}};
uint32_t rgb16[3] = {(strtol(strgroups[0], NULL, 16)),
(strtol(strgroups[1], NULL, 16)),
(strtol(strgroups[2], NULL, 16))};
cairo_set_source_rgb(xcb_ctx, rgb16[0] / 255.0, rgb16[1] / 255.0, rgb16[2] / 255.0);
cairo_rectangle(xcb_ctx, 0, 0, resolution[0], resolution[1]);
cairo_fill(xcb_ctx);
}
if (unlock_state >= STATE_KEY_PRESSED && unlock_indicator) {
cairo_scale(ctx, scaling_factor(), scaling_factor());
rsvg_handle_render_cairo_sub(svg, ctx, "#bg");
/* Use the appropriate color for the different PAM states
* (currently verifying, wrong password, or default) */
if (!(unlock_state == STATE_KEY_ACTIVE ||
unlock_state == STATE_BACKSPACE_ACTIVE) ||
!remove_background) {
switch (pam_state) {
case STATE_PAM_VERIFY:
rsvg_handle_render_cairo_sub(svg, ctx, "#verify");
break;
case STATE_PAM_WRONG:
rsvg_handle_render_cairo_sub(svg, ctx, "#fail");
break;
default:
rsvg_handle_render_cairo_sub(svg, ctx, "#idle");
break;
}
}
/* 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(++current_frame >= anim_layer_count)
current_frame = 0;
if (unlock_state == STATE_KEY_ACTIVE) {
if(!sequential_animation)
current_frame = rand() % anim_layer_count;
char anim_id[9];
snprintf(anim_id, sizeof(anim_id), "#anim%02d", current_frame);
rsvg_handle_render_cairo_sub(svg, ctx, anim_id);
} else {
rsvg_handle_render_cairo_sub(svg, ctx, "#backspace");
}
}
rsvg_handle_render_cairo_sub(svg, ctx, "#fg");
}
if (xr_screens > 0) {
/* Composite the unlock indicator in the middle of each screen. */
for (int screen = 0; screen < xr_screens; screen++) {
int x = (xr_resolutions[screen].x + ((xr_resolutions[screen].width / 2) - (indicator_x_physical / 2)));
int y = (xr_resolutions[screen].y + ((xr_resolutions[screen].height / 2) - (indicator_y_physical / 2)));
cairo_set_source_surface(xcb_ctx, output, x, y);
cairo_rectangle(xcb_ctx, x, y, indicator_x_physical, indicator_y_physical);
cairo_fill(xcb_ctx);
}
} 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. */
int x = (last_resolution[0] / 2) - (indicator_x_physical / 2);
int y = (last_resolution[1] / 2) - (indicator_y_physical / 2);
cairo_set_source_surface(xcb_ctx, output, x, y);
cairo_rectangle(xcb_ctx, x, y, indicator_x_physical, indicator_y_physical);
cairo_fill(xcb_ctx);
}
cairo_surface_destroy(xcb_output);
cairo_surface_destroy(output);
cairo_destroy(ctx);
cairo_destroy(xcb_ctx);
return bg_pixmap;
}
/*
* Draws global image with fill color onto a pixmap with the given
* resolution and returns it.
*
*/
xcb_pixmap_t draw_image(uint32_t *resolution) {
xcb_pixmap_t bg_pixmap = XCB_NONE;
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);
if (!vistype)
vistype = get_root_visual_type(screen);
bg_pixmap = create_bg_pixmap(conn, screen, resolution, color);
/* Initialize cairo: Create one in-memory surface to render the unlock
* indicator on, create one XCB surface to actually draw (one or more,
* depending on the amount of screens) unlock indicators on. */
cairo_surface_t *output = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, button_diameter_physical, button_diameter_physical);
cairo_t *ctx = cairo_create(output);
cairo_surface_t *xcb_output = cairo_xcb_surface_create(conn, bg_pixmap, vistype, resolution[0], resolution[1]);
cairo_t *xcb_ctx = cairo_create(xcb_output);
if (img) {
if (!tile) {
cairo_set_source_surface(xcb_ctx, img, 0, 0);
cairo_paint(xcb_ctx);
} else {
/* create a pattern and fill a rectangle as big as the screen */
cairo_pattern_t *pattern;
pattern = cairo_pattern_create_for_surface(img);
cairo_set_source(xcb_ctx, pattern);
cairo_pattern_set_extend(pattern, CAIRO_EXTEND_REPEAT);
cairo_rectangle(xcb_ctx, 0, 0, resolution[0], resolution[1]);
cairo_fill(xcb_ctx);
cairo_pattern_destroy(pattern);
}
} else {
char strgroups[3][3] = {{color[0], color[1], '\0'},
{color[2], color[3], '\0'},
{color[4], color[5], '\0'}};
uint32_t rgb16[3] = {(strtol(strgroups[0], NULL, 16)),
(strtol(strgroups[1], NULL, 16)),
(strtol(strgroups[2], NULL, 16))};
cairo_set_source_rgb(xcb_ctx, rgb16[0] / 255.0, rgb16[1] / 255.0, rgb16[2] / 255.0);
cairo_rectangle(xcb_ctx, 0, 0, resolution[0], resolution[1]);
cairo_fill(xcb_ctx);
}
/* build indicator color arrays */
char strgroupsiv[4][3] = {{insidevercolor[0], insidevercolor[1], '\0'},
{insidevercolor[2], insidevercolor[3], '\0'},
{insidevercolor[4], insidevercolor[5], '\0'},
{insidevercolor[6], insidevercolor[7], '\0'}};
uint32_t insidever16[4] = {(strtol(strgroupsiv[0], NULL, 16)),
(strtol(strgroupsiv[1], NULL, 16)),
(strtol(strgroupsiv[2], NULL, 16)),
(strtol(strgroupsiv[3], NULL, 16))};
char strgroupsiw[4][3] = {{insidewrongcolor[0], insidewrongcolor[1], '\0'},
{insidewrongcolor[2], insidewrongcolor[3], '\0'},
{insidewrongcolor[4], insidewrongcolor[5], '\0'},
{insidewrongcolor[6], insidewrongcolor[7], '\0'}};
uint32_t insidewrong16[4] = {(strtol(strgroupsiw[0], NULL, 16)),
(strtol(strgroupsiw[1], NULL, 16)),
(strtol(strgroupsiw[2], NULL, 16)),
(strtol(strgroupsiw[3], NULL, 16))};
char strgroupsi[4][3] = {{insidecolor[0], insidecolor[1], '\0'},
{insidecolor[2], insidecolor[3], '\0'},
{insidecolor[4], insidecolor[5], '\0'},
{insidecolor[6], insidecolor[7], '\0'}};
uint32_t inside16[4] = {(strtol(strgroupsi[0], NULL, 16)),
(strtol(strgroupsi[1], NULL, 16)),
(strtol(strgroupsi[2], NULL, 16)),
(strtol(strgroupsi[3], NULL, 16))};
char strgroupsrv[4][3] = {{ringvercolor[0], ringvercolor[1], '\0'},
{ringvercolor[2], ringvercolor[3], '\0'},
{ringvercolor[4], ringvercolor[5], '\0'},
{ringvercolor[6], ringvercolor[7], '\0'}};
uint32_t ringver16[4] = {(strtol(strgroupsrv[0], NULL, 16)),
(strtol(strgroupsrv[1], NULL, 16)),
(strtol(strgroupsrv[2], NULL, 16)),
(strtol(strgroupsrv[3], NULL, 16))};
char strgroupsrw[4][3] = {{ringwrongcolor[0], ringwrongcolor[1], '\0'},
{ringwrongcolor[2], ringwrongcolor[3], '\0'},
{ringwrongcolor[4], ringwrongcolor[5], '\0'},
{ringwrongcolor[6], ringwrongcolor[7], '\0'}};
uint32_t ringwrong16[4] = {(strtol(strgroupsrw[0], NULL, 16)),
(strtol(strgroupsrw[1], NULL, 16)),
(strtol(strgroupsrw[2], NULL, 16)),
(strtol(strgroupsrw[3], NULL, 16))};
char strgroupsr[4][3] = {{ringcolor[0], ringcolor[1], '\0'},
{ringcolor[2], ringcolor[3], '\0'},
{ringcolor[4], ringcolor[5], '\0'},
{ringcolor[6], ringcolor[7], '\0'}};
uint32_t ring16[4] = {(strtol(strgroupsr[0], NULL, 16)),
(strtol(strgroupsr[1], NULL, 16)),
(strtol(strgroupsr[2], NULL, 16)),
(strtol(strgroupsr[3], NULL, 16))};
char strgroupsl[4][3] = {{linecolor[0], linecolor[1], '\0'},
{linecolor[2], linecolor[3], '\0'},
{linecolor[4], linecolor[5], '\0'},
{linecolor[6], linecolor[7], '\0'}};
uint32_t line16[4] = {(strtol(strgroupsl[0], NULL, 16)),
(strtol(strgroupsl[1], NULL, 16)),
(strtol(strgroupsl[2], NULL, 16)),
(strtol(strgroupsl[3], NULL, 16))};
char strgroupst[4][3] = {{textcolor[0], textcolor[1], '\0'},
{textcolor[2], textcolor[3], '\0'},
{textcolor[4], textcolor[5], '\0'},
{textcolor[6], textcolor[7], '\0'}};
uint32_t text16[4] = {(strtol(strgroupst[0], NULL, 16)),
(strtol(strgroupst[1], NULL, 16)),
(strtol(strgroupst[2], NULL, 16)),
(strtol(strgroupst[3], NULL, 16))};
char strgroupsk[4][3] = {{keyhlcolor[0], keyhlcolor[1], '\0'},
{keyhlcolor[2], keyhlcolor[3], '\0'},
{keyhlcolor[4], keyhlcolor[5], '\0'},
{keyhlcolor[6], keyhlcolor[7], '\0'}};
uint32_t keyhl16[4] = {(strtol(strgroupsk[0], NULL, 16)),
(strtol(strgroupsk[1], NULL, 16)),
(strtol(strgroupsk[2], NULL, 16)),
(strtol(strgroupsk[3], NULL, 16))};
char strgroupsb[4][3] = {{bshlcolor[0], bshlcolor[1], '\0'},
{bshlcolor[2], bshlcolor[3], '\0'},
{bshlcolor[4], bshlcolor[5], '\0'},
{bshlcolor[6], bshlcolor[7], '\0'}};
uint32_t bshl16[4] = {(strtol(strgroupsb[0], NULL, 16)),
(strtol(strgroupsb[1], NULL, 16)),
(strtol(strgroupsb[2], NULL, 16)),
(strtol(strgroupsb[3], NULL, 16))};
char strgroupss[4][3] = {{separatorcolor[0], separatorcolor[1], '\0'},
{separatorcolor[2], separatorcolor[3], '\0'},
{separatorcolor[4], separatorcolor[5], '\0'},
{separatorcolor[6], separatorcolor[7], '\0'}};
uint32_t sep16[4] = {(strtol(strgroupss[0], NULL, 16)),
(strtol(strgroupss[1], NULL, 16)),
(strtol(strgroupss[2], NULL, 16)),
(strtol(strgroupss[3], NULL, 16))};
/* https://github.com/ravinrabbid/i3lock-clock/commit/0de3a411fa5249c3a4822612c2d6c476389a1297 */
time_t rawtime;
struct tm* timeinfo;
time(&rawtime);
timeinfo = localtime(&rawtime);
if (unlock_indicator &&
(unlock_state >= STATE_KEY_PRESSED || pam_state > STATE_PAM_IDLE || show_clock)) {
cairo_scale(ctx, scaling_factor(), scaling_factor());
/* Draw a (centered) circle with transparent background. */
cairo_set_line_width(ctx, 7.0);
cairo_arc(ctx,
BUTTON_CENTER /* x */,
BUTTON_CENTER /* y */,
BUTTON_RADIUS /* radius */,
0 /* start */,
2 * M_PI /* end */);
/* Use the appropriate color for the different PAM states
* (currently verifying, wrong password, or default) */
switch (pam_state) {
case STATE_PAM_VERIFY:
case STATE_PAM_LOCK:
cairo_set_source_rgba(ctx, (double)insidever16[0]/255, (double)insidever16[1]/255, (double)insidever16[2]/255, (double)insidever16[3]/255);
break;
case STATE_PAM_WRONG:
case STATE_I3LOCK_LOCK_FAILED:
cairo_set_source_rgba(ctx, (double)insidewrong16[0]/255, (double)insidewrong16[1]/255, (double)insidewrong16[2]/255, (double)insidewrong16[3]/255);
break;
default:
cairo_set_source_rgba(ctx, (double)inside16[0]/255, (double)inside16[1]/255, (double)inside16[2]/255, (double)inside16[3]/255);
break;
}
cairo_fill_preserve(ctx);
switch (pam_state) {
case STATE_PAM_VERIFY:
case STATE_PAM_LOCK:
cairo_set_source_rgba(ctx, (double)ringver16[0]/255, (double)ringver16[1]/255, (double)ringver16[2]/255, (double)ringver16[3]/255);
if (internal_line_source == 1) {
line16[0] = ringver16[0];
line16[1] = ringver16[1];
line16[2] = ringver16[2];
line16[3] = ringver16[3];
}
break;
case STATE_PAM_WRONG:
case STATE_I3LOCK_LOCK_FAILED:
cairo_set_source_rgba(ctx, (double)ringwrong16[0]/255, (double)ringwrong16[1]/255, (double)ringwrong16[2]/255, (double)ringwrong16[3]/255);
if (internal_line_source == 1) {
line16[0] = ringwrong16[0];
line16[1] = ringwrong16[1];
line16[2] = ringwrong16[2];
line16[3] = ringwrong16[3];
}
break;
case STATE_PAM_IDLE:
cairo_set_source_rgba(ctx, (double)ring16[0]/255, (double)ring16[1]/255, (double)ring16[2]/255, (double)ring16[3]/255);
if (internal_line_source == 1) {
line16[0] = ring16[0];
line16[1] = ring16[1];
line16[2] = ring16[2];
line16[3] = ring16[3];
}
break;
}
cairo_stroke(ctx);
/* Draw an inner separator line. */
if (internal_line_source != 2) { //pretty sure this only needs drawn if it's being drawn over the inside?
cairo_set_source_rgba(ctx, (double)line16[0]/255, (double)line16[1]/255, (double)line16[2]/255, (double)line16[3]/255);
cairo_set_line_width(ctx, 2.0);
cairo_arc(ctx,
BUTTON_CENTER /* x */,
BUTTON_CENTER /* y */,
BUTTON_RADIUS - 5 /* radius */,
0,
2 * M_PI);
cairo_stroke(ctx);
}
cairo_set_line_width(ctx, 10.0);
/* Display a (centered) text of the current PAM state. */
char *text = NULL;
char *date = NULL;
char time_text[40] = {0};
char date_text[40] = {0};
/* We don't want to show more than a 3-digit number. */
char buf[4];
cairo_set_source_rgba(ctx, (double)text16[0]/255, (double)text16[1]/255, (double)text16[2]/255, (double)text16[3]/255); //this was moved up to here
cairo_select_font_face(ctx, "sans-serif", CAIRO_FONT_SLANT_NORMAL, CAIRO_FONT_WEIGHT_NORMAL);
cairo_set_font_size(ctx, 28.0);
switch (pam_state) {
case STATE_PAM_VERIFY:
text = "verifying…";
break;
case STATE_PAM_LOCK:
text = "locking…";
break;
case STATE_PAM_WRONG:
text = "wrong!";
break;
case STATE_I3LOCK_LOCK_FAILED:
text = "lock failed!";
break;
default:
if (show_failed_attempts && failed_attempts > 0) {
if (failed_attempts > 999) {
text = "> 999";
} else {
snprintf(buf, sizeof(buf), "%d", failed_attempts);
text = buf;
}
cairo_set_source_rgba(ctx, (double)text16[0]/255, (double)text16[1]/255, (double)text16[2]/255, (double)text16[3]/255);
cairo_set_font_size(ctx, 32.0);
} else if (show_clock) {
strftime(time_text, 40, time_format, timeinfo);
strftime(date_text, 40, date_format, timeinfo);
text = time_text;
date = date_text;
}
break;
}
if (text) {
cairo_text_extents_t extents;
double x, y;
cairo_text_extents(ctx, text, &extents);
x = BUTTON_CENTER - ((extents.width / 2) + extents.x_bearing);
if (date) {
y = BUTTON_CENTER - ((extents.height / 2) + extents.y_bearing) - 6;
} else {
y = BUTTON_CENTER - ((extents.height / 2) + extents.y_bearing);
}
cairo_move_to(ctx, x, y);
cairo_show_text(ctx, text);
cairo_close_path(ctx);
}
if (date) {
cairo_text_extents_t extents;
double x, y;
// TODO: different date/time colors
cairo_set_source_rgba(ctx, (double)text16[0]/255, (double)text16[1]/255, (double)text16[2]/255, (double)text16[3]/255);
cairo_set_font_size(ctx, 14.0);
cairo_text_extents(ctx, date, &extents);
x = BUTTON_CENTER - ((extents.width / 2) + extents.x_bearing);
y = BUTTON_CENTER - ((extents.height / 2) + extents.y_bearing) + 14;
cairo_move_to(ctx, x, y);
cairo_show_text(ctx, date);
cairo_close_path(ctx);
}
if (pam_state == STATE_PAM_WRONG && (modifier_string != NULL)) {
cairo_text_extents_t extents;
double x, y;
cairo_set_font_size(ctx, 14.0);
cairo_text_extents(ctx, modifier_string, &extents);
x = BUTTON_CENTER - ((extents.width / 2) + extents.x_bearing);
y = BUTTON_CENTER - ((extents.height / 2) + extents.y_bearing) + 28.0;
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) {
cairo_set_line_width(ctx, 7.0);
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, (double)keyhl16[0]/255, (double)keyhl16[1]/255, (double)keyhl16[2]/255, (double)keyhl16[3]/255);
} else {
/* For backspace, we use red. */ //lol no
cairo_set_source_rgba(ctx, (double)bshl16[0]/255, (double)bshl16[1]/255, (double)bshl16[2]/255, (double)bshl16[3]/255);
}
cairo_stroke(ctx);
/* Draw two little separators for the highlighted part of the
* unlock indicator. */
cairo_set_source_rgba(ctx, (double)sep16[0]/255, (double)sep16[1]/255, (double)sep16[2]/255, (double)sep16[3]/255);
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) /* start */,
(highlight_start + (M_PI / 3.0)) + (M_PI / 128.0) /* end */);
cairo_stroke(ctx);
}
}
if (xr_screens > 0) {
/* 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) {
int x = (xr_resolutions[screen_number].x + ((xr_resolutions[screen_number].width / 2) - (button_diameter_physical / 2)));
int y = (xr_resolutions[screen_number].y + ((xr_resolutions[screen_number].height / 2) - (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); }
else {
for (int screen = 0; screen < xr_screens; screen++) {
int x = (xr_resolutions[screen].x + ((xr_resolutions[screen].width / 2) - (button_diameter_physical / 2)));
int y = (xr_resolutions[screen].y + ((xr_resolutions[screen].height / 2) - (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);
}
}
} 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. */
int x = (last_resolution[0] / 2) - (button_diameter_physical / 2);
int y = (last_resolution[1] / 2) - (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);
}
cairo_surface_destroy(xcb_output);
cairo_surface_destroy(output);
cairo_destroy(ctx);
cairo_destroy(xcb_ctx);
return bg_pixmap;
}
/*
* Draws global image with fill color onto a pixmap with the given
* resolution and returns it.
*
*/
xcb_pixmap_t draw_image(uint32_t *resolution) {
xcb_pixmap_t bg_pixmap = XCB_NONE;
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);
if (!vistype)
vistype = get_root_visual_type(screen);
bg_pixmap = create_bg_pixmap(conn, screen, resolution, color);
/* Initialize cairo: Create one in-memory surface to render the unlock
* indicator on, create one XCB surface to actually draw (one or more,
* depending on the amount of screens) unlock indicators on. */
cairo_surface_t *output = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, button_diameter_physical, button_diameter_physical);
cairo_t *ctx = cairo_create(output);
cairo_surface_t *xcb_output = cairo_xcb_surface_create(conn, bg_pixmap, vistype, resolution[0], resolution[1]);
cairo_t *xcb_ctx = cairo_create(xcb_output);
if (img) {
if (!tile) {
cairo_set_source_surface(xcb_ctx, img, 0, 0);
cairo_paint(xcb_ctx);
} else {
/* create a pattern and fill a rectangle as big as the screen */
cairo_pattern_t *pattern;
pattern = cairo_pattern_create_for_surface(img);
cairo_set_source(xcb_ctx, pattern);
cairo_pattern_set_extend(pattern, CAIRO_EXTEND_REPEAT);
cairo_rectangle(xcb_ctx, 0, 0, resolution[0], resolution[1]);
cairo_fill(xcb_ctx);
cairo_pattern_destroy(pattern);
}
} else {
char strgroups[3][3] = {{color[0], color[1], '\0'},
{color[2], color[3], '\0'},
{color[4], color[5], '\0'}
};
uint32_t rgb16[3] = {(strtol(strgroups[0], NULL, 16)),
(strtol(strgroups[1], NULL, 16)),
(strtol(strgroups[2], NULL, 16))
};
cairo_set_source_rgb(xcb_ctx, rgb16[0] / 255.0, rgb16[1] / 255.0, rgb16[2] / 255.0);
cairo_rectangle(xcb_ctx, 0, 0, resolution[0], resolution[1]);
cairo_fill(xcb_ctx);
}
if (unlock_indicator) {
cairo_scale(ctx, scaling_factor(), scaling_factor());
/* Draw a (centered) circle with transparent background. */
cairo_set_line_width(ctx, 3.0);
cairo_arc(ctx,
BUTTON_CENTER /* x */,
BUTTON_CENTER /* y */,
BUTTON_RADIUS /* radius */,
0 /* start */,
2 * M_PI /* end */);
/* Use the appropriate color for the different PAM states
* (currently verifying, wrong password, or default)
* Basic function so we don't have to use this code
* repeatedly for objects of the same color */
void get_color(void) {
switch (pam_state) {
case STATE_PAM_VERIFY:
cairo_set_source_rgba(ctx, 68.0/255, 80.0/255, 41.0/255, 0.8);
break;
case STATE_PAM_WRONG:
cairo_set_source_rgba(ctx, 143.0/255, 53.0/255, 53.0/255, 0.8);
break;
case STATE_PAM_IDLE:
if (unlock_state == STATE_BACKSPACE_ACTIVE) {
cairo_set_source_rgba(ctx, 143.0/255, 53.0/255, 53.0/255, 0.8);
}
else {
cairo_set_source_rgba(ctx, 1, 1, 1, 0.8);
}
break;
}
}
/* Circle fill */
switch (pam_state) {
case STATE_PAM_VERIFY:
cairo_set_source_rgba(ctx, 144.0/255, 169.0/255, 89.0/255, 0.2);
break;
case STATE_PAM_WRONG:
cairo_set_source_rgba(ctx, 172.0/255, 65.0/255, 66.0/255, 0.2);
break;
default:
cairo_set_source_rgba(ctx, 0, 0, 0, 0);
break;
}
cairo_fill_preserve(ctx);
/* Circle border */
get_color();
cairo_stroke(ctx);
/* Display (centered) Time */
char *timetext = malloc(6);
time_t curtime = time(NULL);
struct tm *tm = localtime(&curtime);
strftime(timetext, 100, TIME_FORMAT, tm);
/* Color text, same as border */
get_color();
cairo_set_font_size(ctx, 32.0);
cairo_text_extents_t time_extents;
double time_x, time_y;
cairo_text_extents(ctx, timetext, &time_extents);
time_x = BUTTON_CENTER - ((time_extents.width / 2) + time_extents.x_bearing);
time_y = BUTTON_CENTER - ((time_extents.height / 2) + time_extents.y_bearing);
cairo_move_to(ctx, time_x, time_y);
cairo_show_text(ctx, timetext);
cairo_close_path(ctx);
free(timetext);
/* 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) {
cairo_set_line_width(ctx, 4);
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 / 2.5));
cairo_set_operator(ctx,CAIRO_OPERATOR_CLEAR); /* Set newly drawn lines to erase what they're drawn over*/
cairo_stroke(ctx);
/* Draw two little separators for the highlighted part of the
* unlock indicator. */
cairo_set_operator(ctx,CAIRO_OPERATOR_OVER); /* back to normal operator */
cairo_set_line_width(ctx, 10);
/* Change color of separators based on backspace/active keypress */
get_color();
/* separator 1 */
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);
/* separator 2 */
cairo_arc(ctx,
BUTTON_CENTER /* x */,
BUTTON_CENTER /* y */,
BUTTON_RADIUS /* radius */,
highlight_start + (M_PI / 2.5) /* start */,
(highlight_start + (M_PI / 2.5)) + (M_PI / 128.0) /* end */);
cairo_stroke(ctx);
}
}
if (xr_screens > 0) {
/* Composite the unlock indicator in the middle of each screen. */
for (int screen = 0; screen < xr_screens; screen++) {
int x = (xr_resolutions[screen].x + ((xr_resolutions[screen].width / 2) - (button_diameter_physical / 2)));
int y = (xr_resolutions[screen].y + ((xr_resolutions[screen].height / 2) - (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);
}
} 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. */
int x = (last_resolution[0] / 2) - (button_diameter_physical / 2);
int y = (last_resolution[1] / 2) - (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);
}
cairo_surface_destroy(xcb_output);
cairo_surface_destroy(output);
cairo_destroy(ctx);
cairo_destroy(xcb_ctx);
return bg_pixmap;
}
static cairo_surface_t *
_cairo_boilerplate_xcb_create_fallback (const char *name,
cairo_content_t content,
double width,
double height,
double max_width,
double max_height,
cairo_boilerplate_mode_t mode,
int id,
void **closure)
{
xcb_target_closure_t *xtc;
xcb_connection_t *c;
xcb_screen_t *s;
xcb_void_cookie_t cookie;
cairo_surface_t *tmp, *surface;
cairo_status_t status;
uint32_t values[] = { 1 };
*closure = xtc = xmalloc (sizeof (xcb_target_closure_t));
if (width == 0)
width = 1;
if (height == 0)
height = 1;
xtc->c = c = xcb_connect (NULL,NULL);
if (xcb_connection_has_error(c)) {
free (xtc);
return NULL;
}
s = xcb_setup_roots_iterator (xcb_get_setup (c)).data;
if (width > s->width_in_pixels || height > s->height_in_pixels) {
xcb_disconnect (c);
free (xtc);
return NULL;
}
xtc->surface = NULL;
xtc->is_pixmap = FALSE;
xtc->drawable = xcb_generate_id (c);
cookie = xcb_create_window_checked (c,
s->root_depth,
xtc->drawable,
s->root,
0, 0, width, height, 0,
XCB_WINDOW_CLASS_INPUT_OUTPUT,
s->root_visual,
XCB_CW_OVERRIDE_REDIRECT,
values);
xcb_map_window (c, xtc->drawable);
/* slow, but sure */
if (xcb_request_check (c, cookie) != NULL) {
xcb_disconnect (c);
free (xtc);
return NULL;
}
tmp = cairo_xcb_surface_create (c,
xtc->drawable,
lookup_visual (s, s->root_visual),
width, height);
if (cairo_surface_status (tmp)) {
xcb_disconnect (c);
free (xtc);
return tmp;
}
cairo_xcb_device_debug_cap_xrender_version (cairo_surface_get_device (tmp),
-1, -1);
/* recreate with impaired connection */
surface = cairo_xcb_surface_create (c,
xtc->drawable,
lookup_visual (s, s->root_visual),
width, height);
cairo_surface_destroy (tmp);
xtc->device = cairo_device_reference (cairo_surface_get_device (surface));
status = cairo_surface_set_user_data (surface, &xcb_closure_key, xtc, NULL);
if (status == CAIRO_STATUS_SUCCESS)
return surface;
cairo_surface_destroy (surface);
_cairo_boilerplate_xcb_cleanup (xtc);
return cairo_boilerplate_surface_create_in_error (status);
}
explicit xcb_surface(xcb_connection_t* c, xcb_pixmap_t p, xcb_visualtype_t* v, int w, int h)
: surface(cairo_xcb_surface_create(c, p, v, w, h)) {}
void menuwin_init() {
key_win.surface=cairo_xcb_surface_create(conn,key_win.window,visual_type,width,1);
// Set the _NET_SUPPORTING_WM_CHECK property pointing to the window ID in both the root and fake windows
// Also set the WM_NAME property in both windows to TWM_NAME
xcb_change_property(conn,XCB_PROP_MODE_REPLACE,scr->root,atoms[TWM_ATOM__NET_SUPPORTING_WM_CHECK],XCB_ATOM_WINDOW,32,1,&key_win.window);
xcb_change_property(conn,XCB_PROP_MODE_REPLACE,scr->root,atoms[TWM_ATOM__NET_WM_NAME],XCB_ATOM_STRING,8,strlen(TWM_NAME),TWM_NAME);
xcb_change_property(conn,XCB_PROP_MODE_REPLACE,key_win.window,atoms[TWM_ATOM__NET_SUPPORTING_WM_CHECK],XCB_ATOM_WINDOW,32,1,&key_win.window);
xcb_change_property(conn,XCB_PROP_MODE_REPLACE,key_win.window,atoms[TWM_ATOM__NET_WM_NAME],XCB_ATOM_STRING,8,strlen(TWM_NAME),TWM_NAME);
xcb_change_property(conn,XCB_PROP_MODE_REPLACE,key_win.window,atoms[TWM_ATOM__NET_WM_WINDOW_TYPE],XCB_ATOM_ATOM,32,1,&atoms[TWM_ATOM__NET_WM_WINDOW_TYPE_DOCK]);
xcb_map_window(conn,key_win.window);
xcb_flush(conn);
key_win.cache=wincache_fill_element(key_win.window);
key_win.cache->mapped=1;
key_win.possition=0;
key_win.has_keyboard=0;
key_win.width=width;
key_win.height=1;
key_win.enabled_by_mouse=0;
key_win.wait_for=0;
fill_keycodes();
}
