rootston: add roots_xcursor_theme

roots_xcursor_theme loads multiple wlr_xcursor_theme at different scales.
This commit is contained in:
emersion 2017-11-11 18:42:14 +01:00
parent ac1573b0e7
commit aaf0691883
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GPG Key ID: 0FDE7BE0E88F5E48
8 changed files with 170 additions and 77 deletions

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@ -30,7 +30,6 @@ struct roots_cursor {
enum roots_cursor_mode mode;
// state from input (review if this is necessary)
struct wlr_xcursor_theme *xcursor_theme;
struct wlr_seat *wl_seat;
struct wl_client *cursor_client;
int offs_x, offs_y;

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@ -12,6 +12,7 @@
#include <wlr/types/wlr_list.h>
#include "rootston/view.h"
#include "rootston/config.h"
#include "rootston/xcursor.h"
struct roots_output {
struct roots_desktop *desktop;
@ -29,6 +30,7 @@ struct roots_desktop {
struct roots_server *server;
struct roots_config *config;
struct roots_xcursor_theme *xcursor_theme;
struct wlr_output_layout *layout;

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@ -1,15 +1,44 @@
#ifndef _ROOTSTON_XCURSOR_H
#define _ROOTSTON_XCURSOR_H
#include <wayland-server.h>
#include <wlr/xcursor.h>
#include <wlr/xwayland.h>
#include <wlr/types/wlr_cursor.h>
struct wlr_xcursor *get_default_xcursor(struct wlr_xcursor_theme *theme);
#define ROOTS_XCURSOR_SIZE 16
struct wlr_xcursor *get_move_xcursor(struct wlr_xcursor_theme *theme);
struct roots_xcursor_scaled_theme {
uint32_t scale;
struct wlr_xcursor_theme *theme;
struct wl_list link;
};
struct wlr_xcursor *get_resize_xcursor(struct wlr_xcursor_theme *theme,
uint32_t edges);
struct roots_xcursor_theme {
char *name;
struct wl_list scaled_themes; // roots_xcursor_scaled_theme::link
};
struct wlr_xcursor *get_rotate_xcursor(struct wlr_xcursor_theme *theme);
struct roots_xcursor_theme *roots_xcursor_theme_create(const char *name);
void roots_xcursor_theme_destroy(struct roots_xcursor_theme *theme);
int roots_xcursor_theme_load(struct roots_xcursor_theme *theme,
uint32_t scale);
void roots_xcursor_theme_set_default(struct roots_xcursor_theme *theme,
struct wlr_cursor *cursor);
void roots_xcursor_theme_set_move(struct roots_xcursor_theme *theme,
struct wlr_cursor *cursor);
void roots_xcursor_theme_set_resize(struct roots_xcursor_theme *theme,
struct wlr_cursor *cursor, uint32_t edges);
void roots_xcursor_theme_set_rotate(struct roots_xcursor_theme *theme,
struct wlr_cursor *cursor);
void roots_xcursor_theme_xwayland_set_default(struct roots_xcursor_theme *theme,
struct wlr_xwayland *xwayland);
#endif

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@ -27,12 +27,6 @@ void roots_cursor_destroy(struct roots_cursor *cursor) {
// TODO
}
static void cursor_set_xcursor_image(struct roots_cursor *cursor,
struct wlr_xcursor_image *image) {
wlr_cursor_set_image(cursor->cursor, image->buffer, image->width,
image->width, image->height, image->hotspot_x, image->hotspot_y, 0);
}
static void roots_cursor_update_position(struct roots_cursor *cursor, uint32_t time) {
struct roots_desktop *desktop = cursor->seat->input->server->desktop;
struct roots_seat *seat = cursor->seat;
@ -50,8 +44,8 @@ static void roots_cursor_update_position(struct roots_cursor *cursor, uint32_t t
set_compositor_cursor = view_client != cursor->cursor_client;
}
if (set_compositor_cursor) {
struct wlr_xcursor *xcursor = get_default_xcursor(cursor->xcursor_theme);
cursor_set_xcursor_image(cursor, xcursor->images[0]);
roots_xcursor_theme_set_default(desktop->xcursor_theme,
cursor->cursor);
cursor->cursor_client = NULL;
}
if (view) {

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@ -323,6 +323,14 @@ struct roots_desktop *desktop_create(struct roots_server *server,
desktop->server = server;
desktop->config = config;
desktop->xcursor_theme = roots_xcursor_theme_create("default");
if (desktop->xcursor_theme == NULL) {
wlr_list_free(desktop->views);
free(desktop);
return NULL;
}
desktop->layout = wlr_output_layout_create();
desktop->compositor = wlr_compositor_create(server->wl_display,
server->renderer);
@ -344,6 +352,12 @@ struct roots_desktop *desktop_create(struct roots_server *server,
wl_signal_add(&desktop->xwayland->events.new_surface,
&desktop->xwayland_surface);
desktop->xwayland_surface.notify = handle_xwayland_surface;
if (roots_xcursor_theme_load(desktop->xcursor_theme, 1)) {
wlr_log(L_ERROR, "Cannot load xwayland xcursor theme");
}
roots_xcursor_theme_xwayland_set_default(desktop->xcursor_theme,
desktop->xwayland);
}
#endif

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@ -11,6 +11,7 @@
#include "rootston/server.h"
#include "rootston/desktop.h"
#include "rootston/config.h"
#include "rootston/xcursor.h"
static inline int64_t timespec_to_msec(const struct timespec *a) {
return (int64_t)a->tv_sec * 1000 + a->tv_nsec / 1000000;
@ -240,6 +241,11 @@ void output_add_notify(struct wl_listener *listener, void *data) {
wlr_output_layout_add_auto(desktop->layout, wlr_output);
}
if (roots_xcursor_theme_load(desktop->xcursor_theme, wlr_output->scale)) {
wlr_log(L_ERROR, "Cannot load xcursor theme with scale %d",
wlr_output->scale);
}
struct roots_seat *seat;
wl_list_for_each(seat, &input->seats, link) {
roots_seat_configure_cursor(seat);

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@ -176,12 +176,6 @@ void roots_seat_configure_cursor(struct roots_seat *seat) {
}
}
static void seat_set_xcursor_image(struct roots_seat *seat, struct
wlr_xcursor_image *image) {
wlr_cursor_set_image(seat->cursor->cursor, image->buffer, image->width,
image->width, image->height, image->hotspot_x, image->hotspot_y, 0);
}
static void roots_seat_init_cursor(struct roots_seat *seat) {
seat->cursor = roots_cursor_create(seat);
if (!seat->cursor) {
@ -192,33 +186,7 @@ static void roots_seat_init_cursor(struct roots_seat *seat) {
struct roots_desktop *desktop = seat->input->server->desktop;
wlr_cursor_attach_output_layout(wlr_cursor, desktop->layout);
seat->cursor->xcursor_theme = wlr_xcursor_theme_load("default", 16);
if (seat->cursor->xcursor_theme == NULL) {
wlr_log(L_ERROR, "Cannot load xcursor theme");
roots_cursor_destroy(seat->cursor);
seat->cursor = NULL;
return;
}
struct wlr_xcursor *xcursor = get_default_xcursor(seat->cursor->xcursor_theme);
if (xcursor == NULL) {
wlr_log(L_ERROR, "Cannot load xcursor from theme");
wlr_xcursor_theme_destroy(seat->cursor->xcursor_theme);
roots_cursor_destroy(seat->cursor);
seat->cursor = NULL;
return;
}
struct wlr_xcursor_image *image = xcursor->images[0];
seat_set_xcursor_image(seat, image);
// XXX: xwayland will always have the theme of the last created seat
if (seat->input->server->desktop->xwayland != NULL) {
wlr_xwayland_set_cursor(seat->input->server->desktop->xwayland,
image->buffer, image->width, image->width,
image->height, image->hotspot_x,
image->hotspot_y);
}
roots_xcursor_theme_set_default(desktop->xcursor_theme, wlr_cursor);
wl_list_init(&seat->cursor->touch_points);
@ -476,11 +444,8 @@ void roots_seat_remove_device(struct roots_seat *seat,
}
void roots_seat_configure_xcursor(struct roots_seat *seat) {
struct wlr_xcursor *xcursor =
get_default_xcursor(seat->cursor->xcursor_theme);
struct wlr_xcursor_image *image = xcursor->images[0];
seat_set_xcursor_image(seat, image);
roots_xcursor_theme_set_default(seat->input->server->desktop->xcursor_theme,
seat->cursor->cursor);
wlr_cursor_warp(seat->cursor->cursor, NULL, seat->cursor->cursor->x,
seat->cursor->cursor->y);
}
@ -557,11 +522,8 @@ void roots_seat_begin_move(struct roots_seat *seat, struct roots_view *view) {
view_maximize(view, false);
wlr_seat_pointer_clear_focus(seat->seat);
struct wlr_xcursor *xcursor = get_move_xcursor(seat->cursor->xcursor_theme);
if (xcursor != NULL) {
struct wlr_xcursor_image *image = xcursor->images[0];
seat_set_xcursor_image(seat, image);
}
roots_xcursor_theme_set_move(seat->input->server->desktop->xcursor_theme,
seat->cursor->cursor);
}
void roots_seat_begin_resize(struct roots_seat *seat, struct roots_view *view,
@ -587,11 +549,8 @@ void roots_seat_begin_resize(struct roots_seat *seat, struct roots_view *view,
view_maximize(view, false);
wlr_seat_pointer_clear_focus(seat->seat);
struct wlr_xcursor *xcursor = get_resize_xcursor(cursor->xcursor_theme, edges);
if (xcursor != NULL) {
seat_set_xcursor_image(seat, xcursor->images[0]);
}
roots_xcursor_theme_set_resize(seat->input->server->desktop->xcursor_theme,
seat->cursor->cursor, edges);
}
void roots_seat_begin_rotate(struct roots_seat *seat, struct roots_view *view) {
@ -603,8 +562,6 @@ void roots_seat_begin_rotate(struct roots_seat *seat, struct roots_view *view) {
view_maximize(view, false);
wlr_seat_pointer_clear_focus(seat->seat);
struct wlr_xcursor *xcursor = get_rotate_xcursor(cursor->xcursor_theme);
if (xcursor != NULL) {
seat_set_xcursor_image(seat, xcursor->images[0]);
}
roots_xcursor_theme_set_rotate(seat->input->server->desktop->xcursor_theme,
seat->cursor->cursor);
}

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@ -1,6 +1,85 @@
#include <wlr/types/wlr_cursor.h>
#define _POSIX_C_SOURCE 200809L
#include <stdlib.h>
#include <string.h>
#include "rootston/xcursor.h"
#include "rootston/input.h"
struct roots_xcursor_theme *roots_xcursor_theme_create(const char *name) {
struct roots_xcursor_theme *theme =
calloc(1, sizeof(struct roots_xcursor_theme));
if (theme == NULL) {
return NULL;
}
theme->name = strdup(name);
wl_list_init(&theme->scaled_themes);
return theme;
}
void roots_xcursor_theme_destroy(struct roots_xcursor_theme *theme) {
if (theme == NULL) {
return;
}
struct roots_xcursor_scaled_theme *scaled_theme, *tmp;
wl_list_for_each_safe(scaled_theme, tmp, &theme->scaled_themes, link) {
wl_list_remove(&scaled_theme->link);
wlr_xcursor_theme_destroy(scaled_theme->theme);
free(scaled_theme);
}
free(theme->name);
free(theme);
}
int roots_xcursor_theme_load(struct roots_xcursor_theme *theme,
uint32_t scale) {
struct roots_xcursor_scaled_theme *scaled_theme;
wl_list_for_each(scaled_theme, &theme->scaled_themes, link) {
if (scaled_theme->scale == scale) {
return 0;
}
}
scaled_theme = calloc(1, sizeof(struct roots_xcursor_scaled_theme));
if (scaled_theme == NULL) {
return 1;
}
scaled_theme->scale = scale;
scaled_theme->theme = wlr_xcursor_theme_load(NULL,
ROOTS_XCURSOR_SIZE * scale);
if (scaled_theme->theme == NULL) {
free(scaled_theme);
return 1;
}
wl_list_insert(&theme->scaled_themes, &scaled_theme->link);
return 0;
}
static void roots_xcursor_theme_set(struct roots_xcursor_theme *theme,
struct wlr_cursor *cursor, const char *name) {
struct roots_xcursor_scaled_theme *scaled_theme;
wl_list_for_each(scaled_theme, &theme->scaled_themes, link) {
struct wlr_xcursor *xcursor =
wlr_xcursor_theme_get_cursor(scaled_theme->theme, name);
if (xcursor == NULL) {
continue;
}
struct wlr_xcursor_image *image = xcursor->images[0];
wlr_cursor_set_image(cursor, image->buffer, image->width,
image->width, image->height, image->hotspot_x, image->hotspot_y,
scaled_theme->scale);
}
}
void roots_xcursor_theme_set_default(struct roots_xcursor_theme *theme,
struct wlr_cursor *cursor) {
roots_xcursor_theme_set(theme, cursor, "left_ptr");
}
void roots_xcursor_theme_set_move(struct roots_xcursor_theme *theme,
struct wlr_cursor *cursor) {
roots_xcursor_theme_set(theme, cursor, "grabbing");
}
static const char *get_resize_xcursor_name(uint32_t edges) {
if (edges & ROOTS_CURSOR_RESIZE_EDGE_TOP) {
if (edges & ROOTS_CURSOR_RESIZE_EDGE_RIGHT) {
@ -24,19 +103,32 @@ static const char *get_resize_xcursor_name(uint32_t edges) {
return "se-resize"; // fallback
}
struct wlr_xcursor *get_default_xcursor(struct wlr_xcursor_theme *theme) {
return wlr_xcursor_theme_get_cursor(theme, "left_ptr");
void roots_xcursor_theme_set_resize(struct roots_xcursor_theme *theme,
struct wlr_cursor *cursor, uint32_t edges) {
roots_xcursor_theme_set(theme, cursor, get_resize_xcursor_name(edges));
}
struct wlr_xcursor *get_move_xcursor(struct wlr_xcursor_theme *theme) {
return wlr_xcursor_theme_get_cursor(theme, "grabbing");
void roots_xcursor_theme_set_rotate(struct roots_xcursor_theme *theme,
struct wlr_cursor *cursor) {
roots_xcursor_theme_set(theme, cursor, "grabbing");
}
struct wlr_xcursor *get_resize_xcursor(struct wlr_xcursor_theme *theme,
uint32_t edges) {
return wlr_xcursor_theme_get_cursor(theme, get_resize_xcursor_name(edges));
}
void roots_xcursor_theme_xwayland_set_default(struct roots_xcursor_theme *theme,
struct wlr_xwayland *xwayland) {
struct roots_xcursor_scaled_theme *scaled_theme;
wl_list_for_each(scaled_theme, &theme->scaled_themes, link) {
if (scaled_theme->scale == 1) {
struct wlr_xcursor *xcursor =
wlr_xcursor_theme_get_cursor(scaled_theme->theme, "left_ptr");
if (xcursor == NULL) {
continue;
}
struct wlr_xcursor *get_rotate_xcursor(struct wlr_xcursor_theme *theme) {
return wlr_xcursor_theme_get_cursor(theme, "grabbing");
struct wlr_xcursor_image *image = xcursor->images[0];
wlr_xwayland_set_cursor(xwayland, image->buffer, image->width,
image->width, image->height, image->hotspot_x,
image->hotspot_y);
break;
}
}
}