[PATCH weston 06/13] clients: add support for handling tablets
Peter Hutterer
peter.hutterer at who-t.net
Thu Nov 5 20:31:14 PST 2015
From: Stephen Chandler Paul <thatslyude at gmail.com>
Co-authored-by: Peter Hutterer <peter.hutterer at who-t.net>
Signed-off-by: Stephen Chandler Paul <thatslyude at gmail.com>
Signed-off-by: Peter Hutterer <peter.hutterer at who-t.net>
---
clients/window.c | 472 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
clients/window.h | 78 +++++++++
2 files changed, 550 insertions(+)
diff --git a/clients/window.c b/clients/window.c
index f9797a2..25be12f 100644
--- a/clients/window.c
+++ b/clients/window.c
@@ -70,6 +70,7 @@ typedef void *EGLContext;
#include "shared/helpers.h"
#include "xdg-shell-unstable-v5-client-protocol.h"
#include "text-cursor-position-client-protocol.h"
+#include "tablet-unstable-v1-client-protocol.h"
#include "shared/os-compatibility.h"
#include "window.h"
@@ -96,6 +97,7 @@ struct display {
struct wl_data_device_manager *data_device_manager;
struct text_cursor_position *text_cursor_position;
struct xdg_shell *xdg_shell;
+ struct zwp_tablet_manager1 *tablet_manager;
struct ivi_application *ivi_application; /* ivi style shell */
EGLDisplay dpy;
EGLConfig argb_config;
@@ -138,6 +140,34 @@ struct display {
int data_device_manager_version;
};
+struct tablet {
+ struct zwp_tablet1 *tablet;
+ char *name;
+ int32_t vid;
+ int32_t pid;
+ enum zwp_tablet1_type type;
+
+ void *user_data;
+
+ struct wl_list link;
+};
+
+struct tablet_tool {
+ struct zwp_tablet_tool1 *tool;
+ struct input *input;
+ void *user_data;
+ struct wl_list link;
+ struct tablet *current_tablet;
+ struct window *focus;
+ struct widget *focus_widget;
+
+ enum zwp_tablet_tool1_type type;
+ uint64_t serial;
+ uint64_t hwid;
+
+ double sx, sy;
+};
+
struct window_output {
struct output *output;
struct wl_list link;
@@ -282,6 +312,16 @@ struct widget {
widget_touch_frame_handler_t touch_frame_handler;
widget_touch_cancel_handler_t touch_cancel_handler;
widget_axis_handler_t axis_handler;
+ widget_tablet_tool_motion_handler_t tablet_tool_motion_handler;
+ widget_tablet_tool_up_handler_t tablet_tool_up_handler;
+ widget_tablet_tool_down_handler_t tablet_tool_down_handler;
+ widget_tablet_tool_pressure_handler_t tablet_tool_pressure_handler;
+ widget_tablet_tool_distance_handler_t tablet_tool_distance_handler;
+ widget_tablet_tool_tilt_handler_t tablet_tool_tilt_handler;
+ widget_tablet_tool_proximity_in_handler_t tablet_tool_prox_in_handler;
+ widget_tablet_tool_proximity_out_handler_t tablet_tool_prox_out_handler;
+ widget_tablet_tool_button_handler_t tablet_tool_button_handler;
+ widget_tablet_tool_frame_handler_t tablet_tool_frame_handler;
void *user_data;
int opaque;
int tooltip_count;
@@ -357,6 +397,10 @@ struct input {
uint32_t repeat_key;
uint32_t repeat_time;
int seat_version;
+
+ struct zwp_tablet_seat1 *tablet_seat;
+ struct wl_list tablet_list;
+ struct wl_list tablet_tool_list;
};
struct output {
@@ -1930,6 +1974,72 @@ widget_set_axis_handler(struct widget *widget,
widget->axis_handler = handler;
}
+void
+widget_set_tablet_tool_motion_handler(struct widget *widget,
+ widget_tablet_tool_motion_handler_t handler)
+{
+ widget->tablet_tool_motion_handler = handler;
+}
+
+void
+widget_set_tablet_tool_up_handler(struct widget *widget,
+ widget_tablet_tool_up_handler_t handler)
+{
+ widget->tablet_tool_up_handler = handler;
+
+}
+
+void
+widget_set_tablet_tool_down_handler(struct widget *widget,
+ widget_tablet_tool_down_handler_t handler)
+{
+ widget->tablet_tool_down_handler = handler;
+}
+
+void
+widget_set_tablet_tool_pressure_handler(struct widget *widget,
+ widget_tablet_tool_pressure_handler_t handler)
+{
+ widget->tablet_tool_pressure_handler = handler;
+}
+
+void
+widget_set_tablet_tool_distance_handler(struct widget *widget,
+ widget_tablet_tool_distance_handler_t handler)
+{
+ widget->tablet_tool_distance_handler = handler;
+}
+
+void
+widget_set_tablet_tool_tilt_handler(struct widget *widget,
+ widget_tablet_tool_tilt_handler_t handler)
+{
+ widget->tablet_tool_tilt_handler = handler;
+}
+
+void
+widget_set_tablet_tool_proximity_handlers(struct widget *widget,
+ widget_tablet_tool_proximity_in_handler_t in_handler,
+ widget_tablet_tool_proximity_out_handler_t out_handler)
+{
+ widget->tablet_tool_prox_in_handler = in_handler;
+ widget->tablet_tool_prox_out_handler = out_handler;
+}
+
+void
+widget_set_tablet_tool_button_handler(struct widget *widget,
+ widget_tablet_tool_button_handler_t handler)
+{
+ widget->tablet_tool_button_handler = handler;
+}
+
+void
+widget_set_tablet_tool_frame_handler(struct widget *widget,
+ widget_tablet_tool_frame_handler_t handler)
+{
+ widget->tablet_tool_frame_handler = handler;
+}
+
static void
window_schedule_redraw_task(struct window *window);
@@ -5199,6 +5309,9 @@ display_add_input(struct display *d, uint32_t id, int display_seat_version)
wl_list_init(&input->touch_point_list);
wl_list_insert(d->input_list.prev, &input->link);
+ wl_list_init(&input->tablet_list);
+ wl_list_init(&input->tablet_tool_list);
+
wl_seat_add_listener(input->seat, &seat_listener, input);
wl_seat_set_user_data(input->seat, input);
@@ -5302,6 +5415,363 @@ static_assert(XDG_VERSION == XDG_SHELL_VERSION_CURRENT,
#endif
static void
+tablet_handle_name(void *data, struct zwp_tablet1 *zwp_tablet1, const char *name)
+{
+ struct tablet *tablet = data;
+
+ tablet->name = xstrdup(name);
+}
+
+static void
+tablet_handle_id(void *data, struct zwp_tablet1 *zwp_tablet1,
+ uint32_t vid, uint32_t pid)
+{
+ struct tablet *tablet = data;
+
+ tablet->vid = vid;
+ tablet->pid = pid;
+}
+
+static void
+tablet_handle_type(void *data, struct zwp_tablet1 *zwp_tablet1, uint32_t type)
+{
+ struct tablet *tablet = data;
+
+ tablet->type = type;
+}
+
+static void
+tablet_handle_path(void *data, struct zwp_tablet1 *zwp_tablet1, const char *path)
+{
+}
+
+static void
+tablet_handle_done(void *data, struct zwp_tablet1 *zwp_tablet1)
+{
+}
+
+static void
+tablet_handle_removed(void *data, struct zwp_tablet1 *zwp_tablet1)
+{
+ struct tablet *tablet = data;
+
+ zwp_tablet1_destroy(zwp_tablet1);
+
+ wl_list_remove(&tablet->link);
+ free(tablet->name);
+ free(tablet);
+}
+
+static const struct zwp_tablet1_listener tablet_listener = {
+ tablet_handle_name,
+ tablet_handle_id,
+ tablet_handle_type,
+ tablet_handle_path,
+ tablet_handle_done,
+ tablet_handle_removed,
+};
+
+static void
+tablet_added(void *data, struct zwp_tablet_seat1 *zwp_tablet_seat1,
+ struct zwp_tablet1 *id)
+{
+ struct input *input = data;
+ struct tablet *tablet;
+
+ tablet = zalloc(sizeof *tablet);
+
+ zwp_tablet1_add_listener(id, &tablet_listener, tablet);
+ wl_list_insert(&input->tablet_list, &tablet->link);
+ zwp_tablet1_set_user_data(id, tablet);
+}
+
+enum zwp_tablet_tool1_type
+tablet_tool_get_type(struct tablet_tool *tool)
+{
+ return tool->type;
+}
+
+uint64_t
+tablet_tool_get_serial(struct tablet_tool *tool)
+{
+ return tool->serial;
+}
+
+uint64_t
+tablet_tool_get_hwid(struct tablet_tool *tool)
+{
+ return tool->hwid;
+}
+
+static void
+tablet_tool_handle_type(void *data, struct zwp_tablet_tool1 *zwp_tablet_tool1,
+ uint32_t tool_type)
+{
+ struct tablet_tool *tool = data;
+
+ tool->type = tool_type;
+}
+
+static void
+tablet_tool_handle_serialid(void *data, struct zwp_tablet_tool1 *zwp_tablet_tool1,
+ uint32_t serial_msb, uint32_t serial_lsb)
+{
+ struct tablet_tool *tool = data;
+
+ tool->serial = ((uint64_t)serial_msb << 32) | serial_lsb;
+}
+
+static void
+tablet_tool_handle_hwid(void *data, struct zwp_tablet_tool1 *zwp_tablet_tool1,
+ uint32_t format, uint32_t hwid_msb, uint32_t hwid_lsb)
+{
+ struct tablet_tool *tool = data;
+
+ tool->serial = ((uint64_t)hwid_msb << 32) | hwid_lsb;
+}
+
+static void
+tablet_tool_handle_capability(void *data, struct zwp_tablet_tool1 *zwp_tablet_tool1,
+ uint32_t capability)
+{
+}
+
+static void
+tablet_tool_handle_done(void *data, struct zwp_tablet_tool1 *zwp_tablet_tool1)
+{
+}
+
+static void
+tablet_tool_handle_removed(void *data, struct zwp_tablet_tool1 *zwp_tablet_tool1)
+{
+ zwp_tablet_tool1_destroy(zwp_tablet_tool1);
+}
+
+static void
+tablet_tool_set_focus_widget(struct tablet_tool *tool, struct window *window,
+ wl_fixed_t sx, wl_fixed_t sy)
+{
+ struct widget *widget, *old;
+
+ widget = window_find_widget(window, sx, sy);
+ if (tool->focus_widget == widget)
+ return;
+
+ old = tool->focus_widget;
+ if (old && old->tablet_tool_prox_out_handler)
+ old->tablet_tool_prox_out_handler(old, tool,
+ widget_get_user_data(old));
+
+ if (widget && widget->tablet_tool_prox_in_handler)
+ widget->tablet_tool_prox_in_handler(widget, tool,
+ tool->current_tablet,
+ widget_get_user_data(widget));
+
+ tool->focus_widget = widget;
+}
+
+static void
+tablet_tool_handle_proximity_in(void *data,
+ struct zwp_tablet_tool1 *zwp_tablet_tool1,
+ uint32_t serial,
+ struct zwp_tablet1 *zwp_tablet1,
+ struct wl_surface *surface)
+{
+ struct tablet_tool *tool = data;
+ struct tablet *tablet = zwp_tablet1_get_user_data(zwp_tablet1);
+ struct window *window;
+
+ window = wl_surface_get_user_data(surface);
+ if (surface != window->main_surface->surface)
+ return;
+
+ tool->focus = window;
+ tool->current_tablet = tablet;
+}
+
+static void
+tablet_tool_handle_proximity_out(void *data,
+ struct zwp_tablet_tool1 *zwp_tablet_tool1)
+{
+ struct tablet_tool *tool = data;
+
+ tool->focus = NULL;
+ tool->current_tablet = NULL;
+}
+
+static void
+tablet_tool_handle_down(void *data, struct zwp_tablet_tool1 *zwp_tablet_tool1,
+ uint32_t serial)
+{
+ struct tablet_tool *tool = data;
+ struct widget *focus = tool->focus_widget;
+
+ tool->input->display->serial = serial;
+
+ if (focus && focus->tablet_tool_down_handler)
+ focus->tablet_tool_down_handler(focus, tool, focus->user_data);
+}
+
+static void
+tablet_tool_handle_up(void *data, struct zwp_tablet_tool1 *zwp_tablet_tool1)
+{
+ struct tablet_tool *tool = data;
+ struct widget *focus = tool->focus_widget;
+
+ if (focus && focus->tablet_tool_up_handler)
+ focus->tablet_tool_up_handler(focus, tool, focus->user_data);
+}
+
+static void
+tablet_tool_handle_motion(void *data, struct zwp_tablet_tool1 *zwp_tablet_tool1,
+ wl_fixed_t x, wl_fixed_t y)
+{
+ struct tablet_tool *tool = data;
+ double sx = wl_fixed_to_double(x);
+ double sy = wl_fixed_to_double(y);
+ struct window *window = tool->focus;
+ struct widget *widget;
+
+ if (!window)
+ return;
+
+ tool->sx = sx;
+ tool->sy = sy;
+
+ if (sx > window->main_surface->allocation.width ||
+ sy > window->main_surface->allocation.height)
+ return;
+
+ tablet_tool_set_focus_widget(tool, window, sx, sy);
+ widget = tool->focus_widget;
+ if (widget && widget->tablet_tool_motion_handler) {
+ widget->tablet_tool_motion_handler(widget, tool, sx, sy,
+ widget->user_data);
+ }
+}
+
+static void
+tablet_tool_handle_pressure(void *data, struct zwp_tablet_tool1 *zwp_tablet_tool1,
+ uint32_t pressure)
+{
+ struct tablet_tool *tool = data;
+ struct widget *widget = tool->focus_widget;
+
+ if (widget && widget->tablet_tool_pressure_handler)
+ widget->tablet_tool_pressure_handler(widget, tool, pressure,
+ widget->user_data);
+}
+
+static void
+tablet_tool_handle_distance(void *data, struct zwp_tablet_tool1 *zwp_tablet_tool1,
+ uint32_t distance)
+{
+ struct tablet_tool *tool = data;
+ struct widget *widget = tool->focus_widget;
+
+ if (widget && widget->tablet_tool_distance_handler)
+ widget->tablet_tool_distance_handler(widget, tool,
+ distance,
+ widget->user_data);
+}
+
+static void
+tablet_tool_handle_tilt(void *data, struct zwp_tablet_tool1 *zwp_tablet_tool1,
+ int32_t tilt_x, int32_t tilt_y)
+{
+ struct tablet_tool *tool = data;
+ struct widget *widget = tool->focus_widget;
+
+ if (widget && widget->tablet_tool_tilt_handler)
+ widget->tablet_tool_tilt_handler(widget, tool,
+ tilt_x, tilt_y,
+ widget->user_data);
+}
+
+static void
+tablet_tool_handle_button(void *data, struct zwp_tablet_tool1 *zwp_tablet_tool1,
+ uint32_t serial, uint32_t button, uint32_t state)
+{
+ struct tablet_tool *tool = data;
+ struct widget *focus = tool->focus_widget;
+
+ tool->input->display->serial = serial;
+
+ if (focus && focus->tablet_tool_button_handler)
+ focus->tablet_tool_button_handler(focus, tool, button, state,
+ focus->user_data);
+}
+
+static void
+tablet_tool_handle_frame(void *data, struct zwp_tablet_tool1 *zwp_tablet_tool1,
+ uint32_t time)
+{
+ struct tablet_tool *tool = data;
+ struct widget *widget = tool->focus_widget;
+
+ if (widget && widget->tablet_tool_frame_handler)
+ widget->tablet_tool_frame_handler(widget, tool, time,
+ widget->user_data);
+}
+
+static const struct zwp_tablet_tool1_listener tablet_tool_listener = {
+ tablet_tool_handle_type,
+ tablet_tool_handle_serialid,
+ tablet_tool_handle_hwid,
+ tablet_tool_handle_capability,
+ tablet_tool_handle_done,
+ tablet_tool_handle_removed,
+ tablet_tool_handle_proximity_in,
+ tablet_tool_handle_proximity_out,
+ tablet_tool_handle_down,
+ tablet_tool_handle_up,
+ tablet_tool_handle_motion,
+ tablet_tool_handle_pressure,
+ tablet_tool_handle_distance,
+ tablet_tool_handle_tilt,
+ tablet_tool_handle_button,
+ tablet_tool_handle_frame,
+};
+
+static void
+tablet_tool_added(void *data, struct zwp_tablet_seat1 *zwp_tablet_seat1,
+ struct zwp_tablet_tool1 *id)
+{
+ struct input *input = data;
+ struct tablet_tool *tool;
+
+ tool = zalloc(sizeof *tool);
+ zwp_tablet_tool1_add_listener(id, &tablet_tool_listener, tool);
+ wl_list_insert(&input->tablet_tool_list, &tool->link);
+
+ tool->tool = id;
+ tool->input = input;
+}
+
+static const struct zwp_tablet_seat1_listener tablet_seat_listener = {
+ tablet_added,
+ tablet_tool_added,
+};
+
+static void
+display_bind_tablets(struct display *d, uint32_t id)
+{
+ struct input *input;
+
+ d->tablet_manager = wl_registry_bind(d->registry, id,
+ &zwp_tablet_manager1_interface, 1);
+
+ wl_list_for_each(input, &d->input_list, link) {
+ input->tablet_seat =
+ zwp_tablet_manager1_get_tablet_seat(d->tablet_manager,
+ input->seat);
+ zwp_tablet_seat1_add_listener(input->tablet_seat,
+ &tablet_seat_listener,
+ input);
+ }
+}
+
+static void
registry_handle_global(void *data, struct wl_registry *registry, uint32_t id,
const char *interface, uint32_t version)
{
@@ -5348,6 +5818,8 @@ registry_handle_global(void *data, struct wl_registry *registry, uint32_t id,
d->ivi_application =
wl_registry_bind(registry, id,
&ivi_application_interface, 1);
+ } else if (strcmp(interface, "zwp_tablet_manager1") == 0) {
+ display_bind_tablets(d, id);
}
if (d->global_handler)
diff --git a/clients/window.h b/clients/window.h
index b61a62a..a09851f 100644
--- a/clients/window.h
+++ b/clients/window.h
@@ -28,6 +28,7 @@
#include <xkbcommon/xkbcommon.h>
#include <wayland-client.h>
+#include <tablet-unstable-v1-client-protocol.h>
#include <cairo.h>
#include "shared/config-parser.h"
#include "shared/zalloc.h"
@@ -38,6 +39,8 @@ struct widget;
struct display;
struct input;
struct output;
+struct tablet;
+struct tablet_tool;
struct task {
void (*run)(struct task *task, uint32_t events);
@@ -266,6 +269,44 @@ typedef void (*widget_axis_handler_t)(struct widget *widget,
uint32_t axis,
wl_fixed_t value,
void *data);
+typedef void (*widget_tablet_tool_motion_handler_t)(struct widget *widget,
+ struct tablet_tool *tool,
+ float x, float y,
+ void *data);
+typedef void (*widget_tablet_tool_down_handler_t)(struct widget *widget,
+ struct tablet_tool *tool,
+ void *data);
+typedef void (*widget_tablet_tool_up_handler_t)(struct widget *widget,
+ struct tablet_tool *tool,
+ void *data);
+typedef void (*widget_tablet_tool_pressure_handler_t)(struct widget *widget,
+ struct tablet_tool *tool,
+ uint32_t pressure,
+ void *data);
+typedef void (*widget_tablet_tool_distance_handler_t)(struct widget *widget,
+ struct tablet_tool *tool,
+ uint32_t distance,
+ void *data);
+typedef void (*widget_tablet_tool_tilt_handler_t)(struct widget *widget,
+ struct tablet_tool *tool,
+ int32_t tilt_x, int32_t tilt_y,
+ void *data);
+typedef void (*widget_tablet_tool_proximity_in_handler_t)(struct widget *widget,
+ struct tablet_tool *tool,
+ struct tablet *tablet,
+ void *data);
+typedef void (*widget_tablet_tool_proximity_out_handler_t)(struct widget *widget,
+ struct tablet_tool *tool,
+ void *data);
+typedef void (*widget_tablet_tool_button_handler_t)(struct widget *widget,
+ struct tablet_tool *tool,
+ uint32_t button,
+ enum zwp_tablet_tool1_button_state state,
+ void *data);
+typedef void (*widget_tablet_tool_frame_handler_t)(struct widget *widget,
+ struct tablet_tool *tool,
+ uint32_t time,
+ void *data);
struct window *
window_create(struct display *display);
@@ -520,6 +561,34 @@ void
widget_set_axis_handler(struct widget *widget,
widget_axis_handler_t handler);
void
+widget_set_tablet_tool_motion_handler(struct widget *widget,
+ widget_tablet_tool_motion_handler_t handler);
+void
+widget_set_tablet_tool_up_handler(struct widget *widget,
+ widget_tablet_tool_up_handler_t handler);
+void
+widget_set_tablet_tool_down_handler(struct widget *widget,
+ widget_tablet_tool_down_handler_t handler);
+void
+widget_set_tablet_tool_pressure_handler(struct widget *widget,
+ widget_tablet_tool_pressure_handler_t handler);
+void
+widget_set_tablet_tool_distance_handler(struct widget *widget,
+ widget_tablet_tool_distance_handler_t handler);
+void
+widget_set_tablet_tool_tilt_handler(struct widget *widget,
+ widget_tablet_tool_tilt_handler_t handler);
+void
+widget_set_tablet_tool_proximity_handlers(struct widget *widget,
+ widget_tablet_tool_proximity_in_handler_t in_handler,
+ widget_tablet_tool_proximity_out_handler_t out_handler);
+void
+widget_set_tablet_tool_button_handler(struct widget *widget,
+ widget_tablet_tool_button_handler_t handler);
+void
+widget_set_tablet_tool_frame_handler(struct widget *widget,
+ widget_tablet_tool_frame_handler_t handler);
+void
widget_schedule_redraw(struct widget *widget);
void
widget_set_use_cairo(struct widget *widget, int use_cairo);
@@ -629,4 +698,13 @@ xkb_mod_mask_t
keysym_modifiers_get_mask(struct wl_array *modifiers_map,
const char *name);
+enum zwp_tablet_tool1_type
+tablet_tool_get_type(struct tablet_tool *tool);
+
+uint64_t
+tablet_tool_get_serial(struct tablet_tool *tool);
+
+uint64_t
+tablet_tool_get_hwid(struct tablet_tool *tool);
+
#endif
--
2.4.3
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