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Convert SSD to scene nodes

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Consolatis 2022-02-21 03:18:38 +01:00 • committed by Johan Malm
parent f2d40a8d69
commit 5862b65f89
23 changed files with 1134 additions and 557 deletions
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172
include/ssd.h
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@ -2,6 +2,22 @@
#ifndef __LABWC_SSD_H
#define __LABWC_SSD_H
#include "buffer.h"
#include <wlr/util/box.h>
#define SSD_HEIGHT 26 /* TODO: use theme->title_height */
#define BUTTON_COUNT 4
#define BUTTON_WIDTH 26
#define EXTENDED_AREA 20
#define FOR_EACH(tmp, ...) \
{ \
__typeof__(tmp) _x[] = { __VA_ARGS__, NULL }; \
size_t _i = 0; \
for ((tmp) = _x[_i]; _i < sizeof(_x) / sizeof(_x[0]) - 1; (tmp) = _x[++_i])
#define FOR_EACH_END }
/*
* Sequence these according to the order they should be processed for
* press and hover events. Bear in mind that some of their respective
@ -32,51 +48,139 @@ enum ssd_part_type {
LAB_SSD_END_MARKER
};
/*
* Defer including labwc.h because it is using enum ssd_part_type.
* This is an issue for headers like mousebind.h which only includes
* ssd.h but does not include labwc.h.
*/
#include "labwc.h"
/* Forward declare arguments */
struct view;
struct wl_list;
struct wlr_box;
struct wlr_scene_tree;
struct ssd_sub_tree {
struct wlr_scene_tree *tree;
struct wl_list parts; /* ssd_part::link */
};
struct ssd_state_title_width {
int width;
bool truncated;
};
struct ssd_state_title {
char *text;
struct ssd_state_title_width active;
struct ssd_state_title_width inactive;
};
struct ssd {
bool enabled;
struct wlr_scene_tree *tree;
/*
* Cache for current values.
* Used to detect actual changes so we
* don't update things we don't have to.
*/
struct {
int width;
int height;
struct ssd_state_title title;
} state;
/* An invisble area around the view which allows resizing */
struct ssd_sub_tree extents;
/* The top of the view, containing buttons, title, .. */
struct {
/* struct wlr_scene_tree *tree; unused for now */
struct ssd_sub_tree active;
struct ssd_sub_tree inactive;
} titlebar;
/* Borders allow resizing as well */
struct {
/* struct wlr_scene_tree *tree; unused for now */
struct ssd_sub_tree active;
struct ssd_sub_tree inactive;
} border;
};
struct ssd_part {
struct wlr_box box;
enum ssd_part_type type;
/*
* The texture pointers are often held in other places such as the
* theme struct, so here we use ** in order to keep the code
* simple and avoid updating pointers as textures change.
*/
struct {
struct wlr_texture **active;
struct wlr_texture **inactive;
} texture;
/* Buffer pointer. May be NULL */
struct lab_data_buffer *buffer;
/*
* If a part does not contain textures, it'll just be rendered as a
* rectangle with the following colors.
*/
struct {
float *active;
float *inactive;
} color;
/* This part represented in scene graph */
struct wlr_scene_node *node;
struct wl_list link;
};
struct view;
struct ssd_hover_state {
struct view *view;
enum ssd_part_type type;
struct wlr_scene_node *node;
};
/* Public SSD API */
void ssd_create(struct view *view);
void ssd_hide(struct view *view);
void ssd_set_active(struct view *view);
void ssd_update_title(struct view *view);
void ssd_update_geometry(struct view *view);
void ssd_reload(struct view *view);
void ssd_destroy(struct view *view);
/* Returns hover overlay node so it can be disabled later on */
struct wlr_scene_node *ssd_button_hover_enable(
struct view *view, enum ssd_part_type type);
/* Public SSD helpers */
enum ssd_part_type ssd_at(struct view *view, double lx, double ly);
enum ssd_part_type ssd_get_part_type(
struct view *view, struct wlr_scene_node *node);
uint32_t ssd_resize_edges(enum ssd_part_type type);
bool ssd_is_button(enum ssd_part_type type);
bool ssd_part_contains(enum ssd_part_type whole, enum ssd_part_type candidate);
/* SSD internal helpers to create various SSD elements */
/* TODO: Replace some common args with a struct */
struct ssd_part *add_scene_part(
struct wl_list *part_list, enum ssd_part_type type);
struct ssd_part *add_scene_rect(
struct wl_list *list, enum ssd_part_type type,
struct wlr_scene_node *parent, int width, int height, int x, int y,
float color[4]);
struct ssd_part *add_scene_buffer(
struct wl_list *list, enum ssd_part_type type,
struct wlr_scene_node *parent, struct wlr_buffer *buffer, int x, int y);
struct ssd_part *add_scene_button(
struct wl_list *part_list, enum ssd_part_type type,
struct wlr_scene_node *parent, float *bg_color,
struct wlr_buffer *icon_buffer, int x);
struct ssd_part *add_scene_button_corner(
struct wl_list *part_list, enum ssd_part_type type,
struct wlr_scene_node *parent, struct wlr_buffer *corner_buffer,
struct wlr_buffer *icon_buffer, int x);
/* SSD internal helpers */
struct ssd_part *ssd_get_part(
struct wl_list *part_list, enum ssd_part_type type);
void ssd_destroy_parts(struct wl_list *list);
/* SSD internal */
void ssd_titlebar_create(struct view *view);
void ssd_titlebar_update(struct view *view);
void ssd_titlebar_destroy(struct view *view);
void ssd_border_create(struct view *view);
void ssd_border_update(struct view *view);
void ssd_border_destroy(struct view *view);
void ssd_extents_create(struct view *view);
void ssd_extents_update(struct view *view);
void ssd_extents_destroy(struct view *view);
/* TODO: clean up / update */
struct border ssd_thickness(struct view *view);
struct wlr_box ssd_max_extents(struct view *view);
struct wlr_box ssd_visible_box(struct view *view, enum ssd_part_type type);
enum ssd_part_type ssd_at(struct view *view, double lx, double ly);
uint32_t ssd_resize_edges(enum ssd_part_type type);
void ssd_update_title(struct view *view);
void ssd_create(struct view *view);
void ssd_destroy(struct view *view);
void ssd_update_geometry(struct view *view, bool force);
bool ssd_part_contains(enum ssd_part_type whole, enum ssd_part_type candidate);
bool ssd_is_button(enum ssd_part_type type);
#endif /* __LABWC_SSD_H */