diff options
| -rw-r--r-- | swaybar/render.c | 92 |
1 files changed, 88 insertions, 4 deletions
diff --git a/swaybar/render.c b/swaybar/render.c index 2eaa0195..226e4ce3 100644 --- a/swaybar/render.c +++ b/swaybar/render.c @@ -10,8 +10,79 @@ #include "swaybar/render.h" #include "wlr-layer-shell-unstable-v1-client-protocol.h" -static uint32_t render_to_cairo(cairo_t *cairo, struct swaybar *bar, - struct swaybar_output *output) { +static const char *strip_workspace_number(const char *ws_name) { + size_t len = strlen(ws_name); + for (size_t i = 0; i < len; ++i) { + if (ws_name[i] < '0' || ws_name[i] > '9') { + if (':' == ws_name[i] && i < len - 1 && i > 0) { + return ws_name + i + 1; + } + return ws_name; + } + } + return ws_name; +} + +static uint32_t render_workspace_button(cairo_t *cairo, + struct swaybar_config *config, struct swaybar_workspace *ws, + double *x, uint32_t height) { + static const int ws_horizontal_padding = 5; + static const double ws_vertical_padding = 1.5; + static const int ws_spacing = 1; + + const char *name = ws->name; + if (config->strip_workspace_numbers) { + name = strip_workspace_number(ws->name); + } + + struct box_colors box_colors; + if (ws->urgent) { + box_colors = config->colors.urgent_workspace; + } else if (ws->focused) { + box_colors = config->colors.focused_workspace; + } else if (ws->visible) { + box_colors = config->colors.active_workspace; + } else { + box_colors = config->colors.inactive_workspace; + } + + int text_width, text_height; + get_text_size(cairo, config->font, &text_width, &text_height, + 1, true, "%s", name); + uint32_t ideal_height = ws_vertical_padding * 2 + text_height; + if (height < ideal_height) { + height = ideal_height; + } + uint32_t width = ws_horizontal_padding * 2 + text_width; + + cairo_set_source_u32(cairo, box_colors.background); + cairo_rectangle(cairo, *x, 0, width - 1, height); + cairo_fill(cairo); + + cairo_set_source_u32(cairo, box_colors.border); + cairo_rectangle(cairo, *x, 0, width - 1, height); + cairo_stroke(cairo); + + double text_y = height / 2.0 - text_height / 2.0; + cairo_set_source_u32(cairo, box_colors.text); + cairo_move_to(cairo, (int)*x + ws_horizontal_padding, (int)floor(text_y)); + pango_printf(cairo, config->font, 1, true, "%s", name); + + *x += width + ws_spacing; + return ideal_height; +} + +static void update_heights(uint32_t height, uint32_t *min, uint32_t *max) { + if (*min < height) { + *min = height; + } + if (height > *max) { + *max = height; + } +} + +static uint32_t render_to_cairo(cairo_t *cairo, + struct swaybar *bar, struct swaybar_output *output) { struct swaybar_config *config = bar->config; cairo_save(cairo); @@ -27,8 +98,20 @@ static uint32_t render_to_cairo(cairo_t *cairo, struct swaybar *bar, } cairo_paint(cairo); - // TODO: use actual height - return 20; + uint32_t min_height = output->height, max_height = output->height; + + double x = 0; + if (config->workspace_buttons) { + struct swaybar_workspace *ws; + wl_list_for_each(ws, &output->workspaces, link) { + uint32_t h = render_workspace_button( + cairo, config, ws, &x, output->height); + update_heights(h, &min_height, &max_height); + } + } + + // TODO: Shrink via min_height if sane + return max_height; } void render_frame(struct swaybar *bar, @@ -41,6 +124,7 @@ void render_frame(struct swaybar *bar, // Reconfigure surface zwlr_layer_surface_v1_set_size( output->layer_surface, 0, height); + zwlr_layer_surface_v1_set_exclusive_zone(output->layer_surface, height); // TODO: this could infinite loop if the compositor assigns us a // different height than what we asked for wl_surface_commit(output->surface); |