osd: split to osd.c and osd-classic.c

This commit is contained in:
tokyo4j 2025-08-08 12:29:08 +09:00 committed by Johan Malm
parent 57a1ea6cb5
commit 92ee5083f0
4 changed files with 240 additions and 194 deletions

View file

@ -1,4 +1,5 @@
labwc_sources += files(
'osd.c',
'osd-classic.c',
'osd-field.c',
)

218
src/osd/osd-classic.c Normal file
View file

@ -0,0 +1,218 @@
// SPDX-License-Identifier: GPL-2.0-only
#include <assert.h>
#include <cairo.h>
#include <wlr/util/log.h>
#include <wlr/util/box.h>
#include "common/array.h"
#include "common/buf.h"
#include "common/font.h"
#include "common/lab-scene-rect.h"
#include "common/scaled-font-buffer.h"
#include "common/scaled-icon-buffer.h"
#include "common/scene-helpers.h"
#include "common/string-helpers.h"
#include "config/rcxml.h"
#include "labwc.h"
#include "node.h"
#include "osd.h"
#include "output.h"
#include "theme.h"
#include "view.h"
#include "window-rules.h"
#include "workspaces.h"
struct osd_classic_scene_item {
struct view *view;
struct wlr_scene_node *highlight_outline;
};
static void
osd_classic_create(struct output *output, struct wl_array *views)
{
assert(!output->osd_scene.tree);
struct server *server = output->server;
struct theme *theme = server->theme;
bool show_workspace = wl_list_length(&rc.workspace_config.workspaces) > 1;
const char *workspace_name = server->workspaces.current->name;
int w = theme->osd_window_switcher_width;
if (theme->osd_window_switcher_width_is_percent) {
w = output->wlr_output->width
* theme->osd_window_switcher_width / 100;
}
int h = wl_array_len(views) * rc.theme->osd_window_switcher_item_height
+ 2 * rc.theme->osd_border_width
+ 2 * rc.theme->osd_window_switcher_padding;
if (show_workspace) {
/* workspace indicator */
h += theme->osd_window_switcher_item_height;
}
output->osd_scene.tree = wlr_scene_tree_create(output->osd_tree);
float *text_color = theme->osd_label_text_color;
float *bg_color = theme->osd_bg_color;
/* Draw background */
struct lab_scene_rect_options bg_opts = {
.border_colors = (float *[1]) {theme->osd_border_color},
.nr_borders = 1,
.border_width = theme->osd_border_width,
.bg_color = bg_color,
.width = w,
.height = h,
};
lab_scene_rect_create(output->osd_scene.tree, &bg_opts);
int y = theme->osd_border_width + theme->osd_window_switcher_padding;
/* Draw workspace indicator */
if (show_workspace) {
struct font font = rc.font_osd;
font.weight = PANGO_WEIGHT_BOLD;
/* Center workspace indicator on the x axis */
int x = (w - font_width(&font, workspace_name)) / 2;
if (x < 0) {
wlr_log(WLR_ERROR,
"not enough space for workspace name in osd");
goto error;
}
struct scaled_font_buffer *font_buffer =
scaled_font_buffer_create(output->osd_scene.tree);
wlr_scene_node_set_position(&font_buffer->scene_buffer->node,
x, y + (theme->osd_window_switcher_item_height
- font_height(&font)) / 2);
scaled_font_buffer_update(font_buffer, workspace_name, 0,
&font, text_color, bg_color);
y += theme->osd_window_switcher_item_height;
}
struct buf buf = BUF_INIT;
int nr_fields = wl_list_length(&rc.window_switcher.fields);
/* This is the width of the area available for text fields */
int field_widths_sum = w - 2 * theme->osd_border_width
- 2 * theme->osd_window_switcher_padding
- 2 * theme->osd_window_switcher_item_active_border_width
- (nr_fields + 1) * theme->osd_window_switcher_item_padding_x;
if (field_widths_sum <= 0) {
wlr_log(WLR_ERROR, "Not enough spaces for osd contents");
goto error;
}
/* Draw text for each node */
struct view **view;
wl_array_for_each(view, views) {
struct osd_classic_scene_item *item =
wl_array_add(&output->osd_scene.items, sizeof(*item));
item->view = *view;
/*
* OSD border
* +---------------------------------+
* | |
* | item border |
* |+-------------------------------+|
* || ||
* ||padding between each field ||
* ||| field-1 | field-2 | field-n |||
* || ||
* || ||
* |+-------------------------------+|
* | |
* | |
* +---------------------------------+
*/
int x = theme->osd_border_width
+ theme->osd_window_switcher_padding
+ theme->osd_window_switcher_item_active_border_width
+ theme->osd_window_switcher_item_padding_x;
struct wlr_scene_tree *item_root =
wlr_scene_tree_create(output->osd_scene.tree);
struct window_switcher_field *field;
wl_list_for_each(field, &rc.window_switcher.fields, link) {
int field_width = field_widths_sum * field->width / 100.0;
struct wlr_scene_node *node = NULL;
int height = -1;
if (field->content == LAB_FIELD_ICON) {
int icon_size = MIN(field_width,
theme->osd_window_switcher_item_icon_size);
struct scaled_icon_buffer *icon_buffer =
scaled_icon_buffer_create(item_root,
server, icon_size, icon_size);
scaled_icon_buffer_set_view(icon_buffer, *view);
node = &icon_buffer->scene_buffer->node;
height = icon_size;
} else {
buf_clear(&buf);
osd_field_get_content(field, &buf, *view);
if (!string_null_or_empty(buf.data)) {
struct scaled_font_buffer *font_buffer =
scaled_font_buffer_create(item_root);
scaled_font_buffer_update(font_buffer,
buf.data, field_width,
&rc.font_osd, text_color, bg_color);
node = &font_buffer->scene_buffer->node;
height = font_height(&rc.font_osd);
}
}
if (node) {
int item_height =
theme->osd_window_switcher_item_height;
wlr_scene_node_set_position(node,
x, y + (item_height - height) / 2);
}
x += field_width + theme->osd_window_switcher_item_padding_x;
}
/* Highlight around selected window's item */
int highlight_x = theme->osd_border_width
+ theme->osd_window_switcher_padding;
struct lab_scene_rect_options highlight_opts = {
.border_colors = (float *[1]) {text_color},
.nr_borders = 1,
.border_width =
theme->osd_window_switcher_item_active_border_width,
.width = w - 2 * theme->osd_border_width
- 2 * theme->osd_window_switcher_padding,
.height = theme->osd_window_switcher_item_height,
};
struct lab_scene_rect *highlight_rect = lab_scene_rect_create(
output->osd_scene.tree, &highlight_opts);
item->highlight_outline = &highlight_rect->tree->node;
wlr_scene_node_set_position(item->highlight_outline, highlight_x, y);
wlr_scene_node_set_enabled(item->highlight_outline, false);
y += theme->osd_window_switcher_item_height;
}
buf_reset(&buf);
error:;
/* Center OSD */
struct wlr_box usable = output_usable_area_in_layout_coords(output);
wlr_scene_node_set_position(&output->osd_scene.tree->node,
usable.x + usable.width / 2 - w / 2,
usable.y + usable.height / 2 - h / 2);
}
static void
osd_classic_update(struct output *output)
{
struct osd_classic_scene_item *item;
wl_array_for_each(item, &output->osd_scene.items) {
wlr_scene_node_set_enabled(item->highlight_outline,
item->view == output->server->osd_state.cycle_view);
}
}
struct osd_impl osd_classic_impl = {
.create = osd_classic_create,
.update = osd_classic_update,
};

View file

@ -5,13 +5,10 @@
#include <wlr/util/log.h>
#include <wlr/util/box.h>
#include "common/array.h"
#include "common/buf.h"
#include "common/font.h"
#include "common/lab-scene-rect.h"
#include "common/scaled-font-buffer.h"
#include "common/scaled-icon-buffer.h"
#include "common/scene-helpers.h"
#include "common/string-helpers.h"
#include "config/rcxml.h"
#include "labwc.h"
#include "node.h"
@ -21,11 +18,6 @@
#include "window-rules.h"
#include "workspaces.h"
struct osd_scene_item {
struct view *view;
struct wlr_scene_node *highlight_outline;
};
static void update_osd(struct server *server);
static void
@ -267,196 +259,13 @@ preview_cycled_view(struct view *view)
wlr_scene_node_raise_to_top(osd_state->preview_node);
}
static void
create_osd_scene(struct output *output, struct wl_array *views)
{
struct server *server = output->server;
struct theme *theme = server->theme;
bool show_workspace = wl_list_length(&rc.workspace_config.workspaces) > 1;
const char *workspace_name = server->workspaces.current->name;
int w = theme->osd_window_switcher_width;
if (theme->osd_window_switcher_width_is_percent) {
w = output->wlr_output->width
* theme->osd_window_switcher_width / 100;
}
int h = wl_array_len(views) * rc.theme->osd_window_switcher_item_height
+ 2 * rc.theme->osd_border_width
+ 2 * rc.theme->osd_window_switcher_padding;
if (show_workspace) {
/* workspace indicator */
h += theme->osd_window_switcher_item_height;
}
output->osd_scene.tree = wlr_scene_tree_create(output->osd_tree);
float *text_color = theme->osd_label_text_color;
float *bg_color = theme->osd_bg_color;
/* Draw background */
struct lab_scene_rect_options bg_opts = {
.border_colors = (float *[1]) {theme->osd_border_color},
.nr_borders = 1,
.border_width = theme->osd_border_width,
.bg_color = bg_color,
.width = w,
.height = h,
};
lab_scene_rect_create(output->osd_scene.tree, &bg_opts);
int y = theme->osd_border_width + theme->osd_window_switcher_padding;
/* Draw workspace indicator */
if (show_workspace) {
struct font font = rc.font_osd;
font.weight = PANGO_WEIGHT_BOLD;
/* Center workspace indicator on the x axis */
int x = (w - font_width(&font, workspace_name)) / 2;
if (x < 0) {
wlr_log(WLR_ERROR,
"not enough space for workspace name in osd");
goto error;
}
struct scaled_font_buffer *font_buffer =
scaled_font_buffer_create(output->osd_scene.tree);
wlr_scene_node_set_position(&font_buffer->scene_buffer->node,
x, y + (theme->osd_window_switcher_item_height
- font_height(&font)) / 2);
scaled_font_buffer_update(font_buffer, workspace_name, 0,
&font, text_color, bg_color);
y += theme->osd_window_switcher_item_height;
}
struct buf buf = BUF_INIT;
int nr_fields = wl_list_length(&rc.window_switcher.fields);
/* This is the width of the area available for text fields */
int field_widths_sum = w - 2 * theme->osd_border_width
- 2 * theme->osd_window_switcher_padding
- 2 * theme->osd_window_switcher_item_active_border_width
- (nr_fields + 1) * theme->osd_window_switcher_item_padding_x;
if (field_widths_sum <= 0) {
wlr_log(WLR_ERROR, "Not enough spaces for osd contents");
goto error;
}
/* Draw text for each node */
struct view **view;
wl_array_for_each(view, views) {
struct osd_scene_item *item =
wl_array_add(&output->osd_scene.items, sizeof(*item));
item->view = *view;
/*
* OSD border
* +---------------------------------+
* | |
* | item border |
* |+-------------------------------+|
* || ||
* ||padding between each field ||
* ||| field-1 | field-2 | field-n |||
* || ||
* || ||
* |+-------------------------------+|
* | |
* | |
* +---------------------------------+
*/
int x = theme->osd_border_width
+ theme->osd_window_switcher_padding
+ theme->osd_window_switcher_item_active_border_width
+ theme->osd_window_switcher_item_padding_x;
struct wlr_scene_tree *item_root =
wlr_scene_tree_create(output->osd_scene.tree);
struct window_switcher_field *field;
wl_list_for_each(field, &rc.window_switcher.fields, link) {
int field_width = field_widths_sum * field->width / 100.0;
struct wlr_scene_node *node = NULL;
int height = -1;
if (field->content == LAB_FIELD_ICON) {
int icon_size = MIN(field_width,
theme->osd_window_switcher_item_icon_size);
struct scaled_icon_buffer *icon_buffer =
scaled_icon_buffer_create(item_root,
server, icon_size, icon_size);
scaled_icon_buffer_set_view(icon_buffer, *view);
node = &icon_buffer->scene_buffer->node;
height = icon_size;
} else {
buf_clear(&buf);
osd_field_get_content(field, &buf, *view);
if (!string_null_or_empty(buf.data)) {
struct scaled_font_buffer *font_buffer =
scaled_font_buffer_create(item_root);
scaled_font_buffer_update(font_buffer,
buf.data, field_width,
&rc.font_osd, text_color, bg_color);
node = &font_buffer->scene_buffer->node;
height = font_height(&rc.font_osd);
}
}
if (node) {
int item_height =
theme->osd_window_switcher_item_height;
wlr_scene_node_set_position(node,
x, y + (item_height - height) / 2);
}
x += field_width + theme->osd_window_switcher_item_padding_x;
}
/* Highlight around selected window's item */
int highlight_x = theme->osd_border_width
+ theme->osd_window_switcher_padding;
struct lab_scene_rect_options highlight_opts = {
.border_colors = (float *[1]) {text_color},
.nr_borders = 1,
.border_width =
theme->osd_window_switcher_item_active_border_width,
.width = w - 2 * theme->osd_border_width
- 2 * theme->osd_window_switcher_padding,
.height = theme->osd_window_switcher_item_height,
};
struct lab_scene_rect *highlight_rect = lab_scene_rect_create(
output->osd_scene.tree, &highlight_opts);
item->highlight_outline = &highlight_rect->tree->node;
wlr_scene_node_set_position(item->highlight_outline, highlight_x, y);
wlr_scene_node_set_enabled(item->highlight_outline, false);
y += theme->osd_window_switcher_item_height;
}
buf_reset(&buf);
error:;
/* Center OSD */
struct wlr_box usable = output_usable_area_in_layout_coords(output);
wlr_scene_node_set_position(&output->osd_scene.tree->node,
usable.x + usable.width / 2 - w / 2,
usable.y + usable.height / 2 - h / 2);
}
static void
update_item_highlight(struct output *output)
{
struct osd_scene_item *item;
wl_array_for_each(item, &output->osd_scene.items) {
wlr_scene_node_set_enabled(item->highlight_outline,
item->view == output->server->osd_state.cycle_view);
}
}
static void
update_osd(struct server *server)
{
struct wl_array views;
wl_array_init(&views);
view_array_append(server, &views, rc.window_switcher.criteria);
struct osd_impl *osd_impl = &osd_classic_impl;
if (!wl_array_len(&views) || !server->osd_state.cycle_view) {
osd_finish(server);
@ -471,10 +280,10 @@ update_osd(struct server *server)
continue;
}
if (!output->osd_scene.tree) {
create_osd_scene(output, &views);
osd_impl->create(output, &views);
assert(output->osd_scene.tree);
}
update_item_highlight(output);
osd_impl->update(output);
}
}