Documentation for <wlr/types/wlr_tablet_pad.h>

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struct wlr_tablet_pad {
	struct wlr_input_device base;
	const struct wlr_tablet_pad_impl *impl;
	struct {
		struct wl_signal button;
		struct wl_signal ring;
		struct wl_signal strip;
		struct wl_signal attach_tablet;
	} events;
	size_t button_count;
	size_t ring_count;
	size_t strip_count;
	struct wl_list groups;
	struct wl_array paths;
	void *data;
};

struct wlr_tablet_pad_button_event {
	uint32_t time_msec;
	uint32_t button;
	enum wlr_button_state state;
	unsigned int mode;
	unsigned int group;
};

struct wlr_tablet_pad_group {
	struct wl_list link;
	size_t button_count;
	unsigned int *buttons;
	size_t strip_count;
	unsigned int *strips;
	size_t ring_count;
	unsigned int *rings;
	unsigned int mode_count;
};

struct wlr_tablet_pad_ring_event {
	uint32_t time_msec;
	enum wlr_tablet_pad_ring_source source;
	uint32_t ring;
	double position;
	unsigned int mode;
};

enum wlr_tablet_pad_ring_source {
	WLR_TABLET_PAD_RING_SOURCE_UNKNOWN,
	WLR_TABLET_PAD_RING_SOURCE_FINGER,
};

struct wlr_tablet_pad_strip_event {
	uint32_t time_msec;
	enum wlr_tablet_pad_strip_source source;
	uint32_t strip;
	double position;
	unsigned int mode;
};

enum wlr_tablet_pad_strip_source {
	WLR_TABLET_PAD_STRIP_SOURCE_UNKNOWN,
	WLR_TABLET_PAD_STRIP_SOURCE_FINGER,
};