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Implement show_marks

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This commit is contained in:
Ryan Dwyer 2018-05-15 13:14:18 +10:00
parent fe24f58297
commit 0e2cc0af30
8 changed files with 158 additions and 2 deletions
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78
sway/tree/view.c
View file

@ -746,6 +746,7 @@ bool view_find_and_unmark(char *mark) {
if (strcmp(view_mark, mark) == 0) {
free(view_mark);
list_del(view->marks, i);
view_update_marks_textures(view);
return true;
}
}
@ -769,3 +770,80 @@ bool view_has_mark(struct sway_view *view, char *mark) {
}
return false;
}
static void update_marks_texture(struct sway_view *view,
struct wlr_texture **texture, struct border_colors *class) {
struct sway_container *output = container_parent(view->swayc, C_OUTPUT);
if (!output) {
return;
}
if (*texture) {
wlr_texture_destroy(*texture);
}
if (!view->marks->length) {
return;
}
size_t len = 0;
for (int i = 0; i < view->marks->length; ++i) {
len += strlen((char *)view->marks->items[i]) + 2;
}
char *buffer = calloc(len + 1, 1);
char *part = malloc(len + 1);
for (int i = 0; i < view->marks->length; ++i) {
char *mark = view->marks->items[i];
sprintf(part, "[%s]", mark);
strcat(buffer, part);
}
free(part);
double scale = output->sway_output->wlr_output->scale;
int width = 0;
int height = config->font_height * scale;
cairo_t *c = cairo_create(NULL);
get_text_size(c, config->font, &width, NULL, scale, false, "%s", buffer);
cairo_destroy(c);
cairo_surface_t *surface = cairo_image_surface_create(
CAIRO_FORMAT_ARGB32, width, height);
cairo_t *cairo = cairo_create(surface);
cairo_set_source_rgba(cairo, class->background[0], class->background[1],
class->background[2], class->background[3]);
cairo_paint(cairo);
PangoContext *pango = pango_cairo_create_context(cairo);
cairo_set_antialias(cairo, CAIRO_ANTIALIAS_BEST);
cairo_set_source_rgba(cairo, class->text[0], class->text[1],
class->text[2], class->text[3]);
cairo_move_to(cairo, 0, 0);
pango_printf(cairo, config->font, scale, false, "%s", buffer);
cairo_surface_flush(surface);
unsigned char *data = cairo_image_surface_get_data(surface);
int stride = cairo_format_stride_for_width(CAIRO_FORMAT_ARGB32, width);
struct wlr_renderer *renderer = wlr_backend_get_renderer(
output->sway_output->wlr_output->backend);
*texture = wlr_texture_from_pixels(
renderer, WL_SHM_FORMAT_ARGB8888, stride, width, height, data);
cairo_surface_destroy(surface);
g_object_unref(pango);
cairo_destroy(cairo);
free(buffer);
}
void view_update_marks_textures(struct sway_view *view) {
if (!config->show_marks) {
return;
}
update_marks_texture(view, &view->marks_focused,
&config->border_colors.focused);
update_marks_texture(view, &view->marks_focused_inactive,
&config->border_colors.focused_inactive);
update_marks_texture(view, &view->marks_unfocused,
&config->border_colors.unfocused);
update_marks_texture(view, &view->marks_urgent,
&config->border_colors.urgent);
container_damage_whole(view->swayc);
}