74 lines
1.5 KiB
C
74 lines
1.5 KiB
C
/*
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* This an unstable interface of wlroots. No guarantees are made regarding the
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* future consistency of this API.
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*/
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#ifndef WLR_USE_UNSTABLE
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#error "Add -DWLR_USE_UNSTABLE to enable unstable wlroots features"
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#endif
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#ifndef WLR_TYPES_WLR_TOUCH_H
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#define WLR_TYPES_WLR_TOUCH_H
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#include <stdint.h>
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#include <wlr/types/wlr_input_device.h>
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#include <wayland-server-core.h>
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struct wlr_touch_impl;
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struct wlr_touch {
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struct wlr_input_device base;
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const struct wlr_touch_impl *impl;
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char *output_name;
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double width_mm, height_mm;
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struct {
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struct wl_signal down; // struct wlr_touch_down_event
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struct wl_signal up; // struct wlr_touch_up_event
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struct wl_signal motion; // struct wlr_touch_motion_event
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struct wl_signal cancel; // struct wlr_touch_cancel_event
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struct wl_signal frame;
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} events;
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void *data;
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};
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struct wlr_touch_down_event {
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struct wlr_touch *touch;
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uint32_t time_msec;
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int32_t touch_id;
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// From 0..1
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double x, y;
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};
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struct wlr_touch_up_event {
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struct wlr_touch *touch;
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uint32_t time_msec;
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int32_t touch_id;
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};
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struct wlr_touch_motion_event {
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struct wlr_touch *touch;
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uint32_t time_msec;
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int32_t touch_id;
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// From 0..1
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double x, y;
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};
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struct wlr_touch_cancel_event {
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struct wlr_touch *touch;
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uint32_t time_msec;
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int32_t touch_id;
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};
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/**
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* Get a struct wlr_touch from a struct wlr_input_device.
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*
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* Asserts that the input device is a touch device.
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*/
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struct wlr_touch *wlr_touch_from_input_device(
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struct wlr_input_device *input_device);
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#endif
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