mirror of
https://github.com/NickHu/sway
synced 2024-12-27 21:58:11 +01:00
119 lines
3.6 KiB
C
119 lines
3.6 KiB
C
#include <pango/pangocairo.h>
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#include <wlr/backend.h>
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#include <wlr/render/wlr_texture.h>
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#include <wlr/util/log.h>
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#include "config.h"
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#include "sway/input/input-manager.h"
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#include "sway/input/seat.h"
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#include "sway/server.h"
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#include "sway/tree/container.h"
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#include "sway/tree/layout.h"
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#include "cairo.h"
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#include "config.h"
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#include "pango.h"
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static const char *layout_to_str(enum sway_container_layout layout) {
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switch (layout) {
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case L_HORIZ:
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return "L_HORIZ";
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case L_VERT:
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return "L_VERT";
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case L_STACKED:
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return "L_STACKED";
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case L_TABBED:
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return "L_TABBED";
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case L_FLOATING:
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return "L_FLOATING";
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case L_NONE:
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default:
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return "L_NONE";
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}
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}
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static int draw_container(cairo_t *cairo, struct sway_container *container,
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struct sway_container *focus, int x, int y) {
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int text_width, text_height;
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get_text_size(cairo, "monospace", &text_width, &text_height,
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1, false, "%s id:%zd '%s' %s %.fx%.f@%.f,%.f",
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container_type_to_str(container->type), container->id, container->name,
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layout_to_str(container->layout),
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container->width, container->height, container->x, container->y);
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cairo_save(cairo);
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cairo_rectangle(cairo, x + 2, y, text_width - 2, text_height);
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cairo_set_source_u32(cairo, 0xFFFFFFE0);
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cairo_fill(cairo);
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int height = text_height;
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if (container->children) {
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for (int i = 0; i < container->children->length; ++i) {
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struct sway_container *child = container->children->items[i];
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if (child->parent == container) {
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cairo_set_source_u32(cairo, 0x000000FF);
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} else {
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cairo_set_source_u32(cairo, 0xFF0000FF);
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}
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height += draw_container(cairo, child, focus, x + 10, y + height);
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}
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}
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cairo_set_source_u32(cairo, 0xFFFFFFE0);
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cairo_rectangle(cairo, x, y, 2, height);
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cairo_fill(cairo);
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cairo_restore(cairo);
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cairo_move_to(cairo, x, y);
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if (focus == container) {
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cairo_set_source_u32(cairo, 0x0000FFFF);
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}
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pango_printf(cairo, "monospace", 1, false, "%s id:%zd '%s' %s %.fx%.f@%.f,%.f",
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container_type_to_str(container->type), container->id, container->name,
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layout_to_str(container->layout),
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container->width, container->height, container->x, container->y);
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return height;
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}
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bool enable_debug_tree = false;
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void update_debug_tree() {
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if (!enable_debug_tree) {
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return;
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}
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int width = 640, height = 480;
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for (int i = 0; i < root_container.children->length; ++i) {
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struct sway_container *container = root_container.children->items[i];
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if (container->width > width) {
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width = container->width;
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}
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if (container->height > height) {
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height = container->height;
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}
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}
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cairo_surface_t *surface =
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cairo_image_surface_create(CAIRO_FORMAT_ARGB32, width, height);
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cairo_t *cairo = cairo_create(surface);
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PangoContext *pango = pango_cairo_create_context(cairo);
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struct sway_seat *seat = NULL;
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wl_list_for_each(seat, &input_manager->seats, link) {
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break;
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}
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struct sway_container *focus = NULL;
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if (seat != NULL) {
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focus = seat_get_focus(seat);
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}
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cairo_set_source_u32(cairo, 0x000000FF);
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draw_container(cairo, &root_container, focus, 0, 0);
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cairo_surface_flush(surface);
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struct wlr_renderer *renderer = wlr_backend_get_renderer(server.backend);
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if (root_container.sway_root->debug_tree) {
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wlr_texture_destroy(root_container.sway_root->debug_tree);
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}
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unsigned char *data = cairo_image_surface_get_data(surface);
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int stride = cairo_format_stride_for_width(CAIRO_FORMAT_ARGB32, width);
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struct wlr_texture *texture = wlr_texture_from_pixels(renderer,
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WL_SHM_FORMAT_ARGB8888, stride, width, height, data);
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root_container.sway_root->debug_tree = texture;
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cairo_surface_destroy(surface);
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g_object_unref(pango);
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cairo_destroy(cairo);
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}
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