[PATCH v2 weston 03/13] tablet: add weston grab interfaces for tablet tools
Peter Hutterer
peter.hutterer at who-t.net
Wed Feb 3 05:28:07 UTC 2016
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>
---
src/compositor.h | 53 ++++++++++++
src/input.c | 253 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 306 insertions(+)
diff --git a/src/compositor.h b/src/compositor.h
index c1f3cc4..784a70d 100644
--- a/src/compositor.h
+++ b/src/compositor.h
@@ -318,6 +318,47 @@ struct weston_touch_grab {
struct weston_touch *touch;
};
+struct weston_tablet;
+struct weston_tablet_tool;
+struct weston_tablet_tool_grab;
+struct weston_tablet_tool_grab_interface {
+ void (*proximity_in)(struct weston_tablet_tool_grab *grab,
+ uint32_t time,
+ struct weston_tablet *tablet);
+ void (*proximity_out)(struct weston_tablet_tool_grab *grab,
+ uint32_t time);
+ void (*motion)(struct weston_tablet_tool_grab *grab,
+ uint32_t time,
+ wl_fixed_t x,
+ wl_fixed_t y);
+ void (*down)(struct weston_tablet_tool_grab *grab,
+ uint32_t time);
+ void (*up)(struct weston_tablet_tool_grab *grab,
+ uint32_t time);
+ void (*pressure)(struct weston_tablet_tool_grab *grab,
+ uint32_t time,
+ uint32_t pressure);
+ void (*distance)(struct weston_tablet_tool_grab *grab,
+ uint32_t time,
+ uint32_t distance);
+ void (*tilt)(struct weston_tablet_tool_grab *grab,
+ uint32_t time,
+ int32_t tilt_x,
+ int32_t tilt_y);
+ void (*button)(struct weston_tablet_tool_grab *grab,
+ uint32_t time,
+ uint32_t button,
+ enum zwp_tablet_tool_v1_button_state state);
+ void (*frame)(struct weston_tablet_tool_grab *grab,
+ uint32_t time);
+ void (*cancel)(struct weston_tablet_tool_grab *grab);
+};
+
+struct weston_tablet_tool_grab {
+ const struct weston_tablet_tool_grab_interface *interface;
+ struct weston_tablet_tool *tool;
+};
+
struct weston_data_offer {
struct wl_resource *resource;
struct weston_data_source *source;
@@ -416,12 +457,19 @@ struct weston_tablet_tool {
struct wl_listener focus_view_listener;
struct wl_listener focus_resource_listener;
uint32_t focus_serial;
+ uint32_t grab_serial;
struct wl_list link;
uint64_t serial;
uint64_t hwid;
uint32_t capabilities;
+
+ struct weston_tablet_tool_grab *grab;
+ struct weston_tablet_tool_grab default_grab;
+
+ int button_count;
+ bool tip_is_down;
};
struct weston_tablet {
@@ -525,6 +573,11 @@ void
weston_tablet_tool_set_focus(struct weston_tablet_tool *tool,
struct weston_view *view,
uint32_t time);
+void
+weston_tablet_tool_start_grab(struct weston_tablet_tool *tool,
+ struct weston_tablet_tool_grab *grab);
+void
+weston_tablet_tool_end_grab(struct weston_tablet_tool *tool);
void
wl_data_device_set_keyboard_focus(struct weston_seat *seat);
diff --git a/src/input.c b/src/input.c
index f835cf4..006ab5a 100644
--- a/src/input.c
+++ b/src/input.c
@@ -895,6 +895,9 @@ weston_tablet_tool_set_focus(struct weston_tablet_tool *tool,
focus_resource_list = &tool->focus_resource_list;
if (tool->focus && !wl_list_empty(focus_resource_list)) {
wl_resource_for_each(resource, focus_resource_list) {
+ if (tool->tip_is_down)
+ zwp_tablet_tool_v1_send_up(resource);
+
zwp_tablet_tool_v1_send_proximity_out(resource);
zwp_tablet_tool_v1_send_frame(resource, time);
}
@@ -919,6 +922,11 @@ weston_tablet_tool_set_focus(struct weston_tablet_tool *tool,
zwp_tablet_tool_v1_send_proximity_in(resource, tool->focus_serial,
tr, view->surface->resource);
+
+ if (tool->tip_is_down)
+ zwp_tablet_tool_v1_send_down(resource,
+ tool->focus_serial);
+
zwp_tablet_tool_v1_send_frame(resource, time);
}
}
@@ -938,6 +946,186 @@ weston_tablet_tool_set_focus(struct weston_tablet_tool *tool,
tool->focus_view_listener.notify = tablet_tool_focus_view_destroyed;
}
+WL_EXPORT void
+weston_tablet_tool_start_grab(struct weston_tablet_tool *tool,
+ struct weston_tablet_tool_grab *grab)
+{
+ tool->grab = grab;
+ grab->tool = tool;
+}
+
+WL_EXPORT void
+weston_tablet_tool_end_grab(struct weston_tablet_tool *tool)
+{
+ tool->grab = &tool->default_grab;
+}
+
+static void
+default_grab_tablet_tool_proximity_in(struct weston_tablet_tool_grab *grab,
+ uint32_t time,
+ struct weston_tablet *tablet)
+{
+ struct weston_tablet_tool *tool = grab->tool;
+
+ tool->current_tablet = tablet;
+}
+
+static void
+default_grab_tablet_tool_proximity_out(struct weston_tablet_tool_grab *grab,
+ uint32_t time)
+{
+ weston_tablet_tool_set_focus(grab->tool, NULL, time);
+}
+
+static void
+default_grab_tablet_tool_motion(struct weston_tablet_tool_grab *grab,
+ uint32_t time,
+ wl_fixed_t x,
+ wl_fixed_t y)
+{
+ struct weston_tablet_tool *tool = grab->tool;
+ struct weston_view *current_view;
+ wl_fixed_t sx, sy;
+ struct wl_resource *resource;
+ struct wl_list *resource_list = &tool->focus_resource_list;
+
+ current_view = weston_compositor_pick_view(tool->seat->compositor,
+ x, y, &sx, &sy);
+ if (current_view != tool->focus)
+ weston_tablet_tool_set_focus(tool, current_view, time);
+
+ if (!wl_list_empty(resource_list)) {
+ wl_resource_for_each(resource, resource_list)
+ zwp_tablet_tool_v1_send_motion(resource, sx, sy);
+ }
+}
+
+static void
+default_grab_tablet_tool_down(struct weston_tablet_tool_grab *grab,
+ uint32_t time)
+{
+ struct weston_tablet_tool *tool = grab->tool;
+ struct wl_resource *resource;
+ struct wl_list *resource_list = &tool->focus_resource_list;
+
+ if (!wl_list_empty(resource_list)) {
+ wl_resource_for_each(resource, resource_list)
+ zwp_tablet_tool_v1_send_down(resource, tool->grab_serial);
+ }
+}
+
+static void
+default_grab_tablet_tool_up(struct weston_tablet_tool_grab *grab,
+ uint32_t time)
+{
+ struct weston_tablet_tool *tool = grab->tool;
+ struct wl_resource *resource;
+ struct wl_list *resource_list = &tool->focus_resource_list;
+
+ if (!wl_list_empty(resource_list)) {
+ wl_resource_for_each(resource, resource_list)
+ zwp_tablet_tool_v1_send_up(resource);
+ }
+}
+
+static void
+default_grab_tablet_tool_pressure(struct weston_tablet_tool_grab *grab,
+ uint32_t time,
+ uint32_t pressure)
+{
+ struct weston_tablet_tool *tool = grab->tool;
+ struct wl_resource *resource;
+ struct wl_list *resource_list = &tool->focus_resource_list;
+
+ if (!wl_list_empty(resource_list)) {
+ wl_resource_for_each(resource, resource_list)
+ zwp_tablet_tool_v1_send_pressure(resource, pressure);
+ }
+}
+
+static void
+default_grab_tablet_tool_distance(struct weston_tablet_tool_grab *grab,
+ uint32_t time,
+ uint32_t distance)
+{
+ struct weston_tablet_tool *tool = grab->tool;
+ struct wl_resource *resource;
+ struct wl_list *resource_list = &tool->focus_resource_list;
+
+ if (!wl_list_empty(resource_list)) {
+ wl_resource_for_each(resource, resource_list)
+ zwp_tablet_tool_v1_send_pressure(resource, distance);
+ }
+}
+
+static void
+default_grab_tablet_tool_tilt(struct weston_tablet_tool_grab *grab,
+ uint32_t time,
+ int32_t tilt_x,
+ int32_t tilt_y)
+{
+ struct weston_tablet_tool *tool = grab->tool;
+ struct wl_resource *resource;
+ struct wl_list *resource_list = &tool->focus_resource_list;
+
+ if (!wl_list_empty(resource_list)) {
+ wl_resource_for_each(resource, resource_list)
+ zwp_tablet_tool_v1_send_tilt(resource, tilt_x, tilt_y);
+ }
+}
+
+static void
+default_grab_tablet_tool_button(struct weston_tablet_tool_grab *grab,
+ uint32_t time,
+ uint32_t button,
+ enum zwp_tablet_tool_v1_button_state state)
+{
+ struct weston_tablet_tool *tool = grab->tool;
+ struct wl_resource *resource;
+ struct wl_list *resource_list = &tool->focus_resource_list;
+
+ if (!wl_list_empty(resource_list)) {
+ wl_resource_for_each(resource, resource_list) {
+ zwp_tablet_tool_v1_send_button(resource, tool->grab_serial,
+ button, state);
+ }
+ }
+}
+
+static void
+default_grab_tablet_tool_frame(struct weston_tablet_tool_grab *grab,
+ uint32_t time)
+{
+ struct wl_resource *resource;
+ struct wl_list *resource_list = &grab->tool->focus_resource_list;
+
+ if (!wl_list_empty(resource_list)) {
+ wl_resource_for_each(resource, resource_list)
+ zwp_tablet_tool_v1_send_frame(resource, time);
+ }
+}
+
+
+static void
+default_grab_tablet_tool_cancel(struct weston_tablet_tool_grab *grab)
+{
+}
+
+
+static struct weston_tablet_tool_grab_interface default_tablet_tool_grab_interface = {
+ default_grab_tablet_tool_proximity_in,
+ default_grab_tablet_tool_proximity_out,
+ default_grab_tablet_tool_motion,
+ default_grab_tablet_tool_down,
+ default_grab_tablet_tool_up,
+ default_grab_tablet_tool_pressure,
+ default_grab_tablet_tool_distance,
+ default_grab_tablet_tool_tilt,
+ default_grab_tablet_tool_button,
+ default_grab_tablet_tool_frame,
+ default_grab_tablet_tool_cancel,
+};
+
WL_EXPORT struct weston_tablet_tool *
weston_tablet_tool_create(void)
{
@@ -956,6 +1144,10 @@ weston_tablet_tool_create(void)
wl_list_init(&tool->focus_resource_listener.link);
tool->focus_resource_listener.notify = tablet_tool_focus_resource_destroyed;
+ tool->default_grab.interface = &default_tablet_tool_grab_interface;
+ tool->default_grab.tool = tool;
+ tool->grab = &tool->default_grab;
+
return tool;
}
@@ -2226,12 +2418,18 @@ notify_tablet_tool_proximity_in(struct weston_tablet_tool *tool,
uint32_t time,
struct weston_tablet *tablet)
{
+ struct weston_tablet_tool_grab *grab = tool->grab;
+
+ grab->interface->proximity_in(grab, time, tablet);
}
WL_EXPORT void
notify_tablet_tool_proximity_out(struct weston_tablet_tool *tool,
uint32_t time)
{
+ struct weston_tablet_tool_grab *grab = tool->grab;
+
+ grab->interface->proximity_out(grab, time);
}
WL_EXPORT void
@@ -2239,24 +2437,44 @@ notify_tablet_tool_motion(struct weston_tablet_tool *tool,
uint32_t time,
wl_fixed_t x, wl_fixed_t y)
{
+ struct weston_tablet_tool_grab *grab = tool->grab;
+
+ weston_compositor_wake(tool->seat->compositor);
+
+ grab->interface->motion(grab, time, x, y);
}
WL_EXPORT void
notify_tablet_tool_pressure(struct weston_tablet_tool *tool,
uint32_t time, uint32_t pressure)
{
+ struct weston_tablet_tool_grab *grab = tool->grab;
+
+ weston_compositor_wake(tool->seat->compositor);
+
+ grab->interface->pressure(grab, time, pressure);
}
WL_EXPORT void
notify_tablet_tool_distance(struct weston_tablet_tool *tool,
uint32_t time, uint32_t distance)
{
+ struct weston_tablet_tool_grab *grab = tool->grab;
+
+ weston_compositor_wake(tool->seat->compositor);
+
+ grab->interface->distance(grab, time, distance);
}
WL_EXPORT void
notify_tablet_tool_tilt(struct weston_tablet_tool *tool,
uint32_t time, int32_t tilt_x, int32_t tilt_y)
{
+ struct weston_tablet_tool_grab *grab = tool->grab;
+
+ weston_compositor_wake(tool->seat->compositor);
+
+ grab->interface->tilt(grab, time, tilt_x, tilt_y);
}
WL_EXPORT void
@@ -2265,24 +2483,59 @@ notify_tablet_tool_button(struct weston_tablet_tool *tool,
uint32_t button,
enum zwp_tablet_tool_v1_button_state state)
{
+ struct weston_tablet_tool_grab *grab = tool->grab;
+ struct weston_compositor *compositor = tool->seat->compositor;
+
+ if (state == ZWP_TABLET_TOOL_V1_BUTTON_STATE_PRESSED) {
+ tool->button_count++;
+ if (tool->button_count == 1)
+ weston_compositor_idle_inhibit(compositor);
+ } else {
+ tool->button_count--;
+ if (tool->button_count == 1)
+ weston_compositor_idle_release(compositor);
+ }
+
+ tool->grab_serial = wl_display_next_serial(compositor->wl_display);
+ grab->interface->button(grab, time, button, state);
}
WL_EXPORT void
notify_tablet_tool_down(struct weston_tablet_tool *tool,
uint32_t time)
{
+ struct weston_tablet_tool_grab *grab = tool->grab;
+ struct weston_compositor *compositor = tool->seat->compositor;
+
+ weston_compositor_idle_inhibit(compositor);
+
+ tool->tip_is_down = true;
+ tool->grab_serial = wl_display_get_serial(compositor->wl_display);
+
+ grab->interface->down(grab, time);
}
WL_EXPORT void
notify_tablet_tool_up(struct weston_tablet_tool *tool,
uint32_t time)
{
+ struct weston_tablet_tool_grab *grab = tool->grab;
+ struct weston_compositor *compositor = tool->seat->compositor;
+
+ weston_compositor_idle_release(compositor);
+
+ tool->tip_is_down = false;
+
+ grab->interface->up(grab, time);
}
WL_EXPORT void
notify_tablet_tool_frame(struct weston_tablet_tool *tool,
uint32_t time)
{
+ struct weston_tablet_tool_grab *grab = tool->grab;
+
+ grab->interface->frame(grab, time);
}
--
2.5.0
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