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Add map_from_region command

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emersion 2018-04-24 19:39:29 +01:00
parent d94bb78ff3
commit ff61df17ff
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11 changed files with 160 additions and 25 deletions
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60
sway/input/cursor.c
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@ -261,22 +261,60 @@ static void handle_touch_motion(struct wl_listener *listener, void *data) {
wlr_log(L_DEBUG, "TODO: handle touch motion event: %p", event);
}
static double apply_mapping_from_coord(double low, double high, double value) {
if (value == -1) {
return value;
}
value = (value - low) / (high - low);
if (value < 0) {
return 0;
} else if (value > 1) {
return 1;
} else {
return value;
}
}
static void apply_mapping_from_region(struct wlr_input_device *device,
struct input_config_mapped_from_region *region, double *x, double *y) {
double x1 = region->x1, x2 = region->x2;
double y1 = region->y1, y2 = region->y2;
if (region->mm) {
if (device->width_mm == 0 || device->height_mm == 0) {
return;
}
x1 /= device->width_mm;
x2 /= device->width_mm;
y1 /= device->height_mm;
y2 /= device->height_mm;
}
*x = apply_mapping_from_coord(x1, x2, *x);
*y = apply_mapping_from_coord(y1, y2, *y);
}
static void handle_tool_axis(struct wl_listener *listener, void *data) {
struct sway_cursor *cursor = wl_container_of(listener, cursor, tool_axis);
struct wlr_event_tablet_tool_axis *event = data;
struct sway_input_device *input_device = event->device->data;
if ((event->updated_axes & WLR_TABLET_TOOL_AXIS_X) &&
(event->updated_axes & WLR_TABLET_TOOL_AXIS_Y)) {
wlr_cursor_warp_absolute(cursor->cursor, event->device,
event->x, event->y);
cursor_send_pointer_motion(cursor, event->time_msec);
} else if ((event->updated_axes & WLR_TABLET_TOOL_AXIS_X)) {
wlr_cursor_warp_absolute(cursor->cursor, event->device, event->x, -1);
cursor_send_pointer_motion(cursor, event->time_msec);
} else if ((event->updated_axes & WLR_TABLET_TOOL_AXIS_Y)) {
wlr_cursor_warp_absolute(cursor->cursor, event->device, -1, event->y);
cursor_send_pointer_motion(cursor, event->time_msec);
double x = -1, y = -1;
if ((event->updated_axes & WLR_TABLET_TOOL_AXIS_X)) {
x = event->x;
}
if ((event->updated_axes & WLR_TABLET_TOOL_AXIS_Y)) {
y = event->y;
}
struct input_config *ic = input_device_get_config(input_device);
if (ic != NULL && ic->mapped_from_region != NULL) {
apply_mapping_from_region(event->device, ic->mapped_from_region, &x, &y);
}
wlr_cursor_warp_absolute(cursor->cursor, event->device, x, y);
cursor_send_pointer_motion(cursor, event->time_msec);
}
static void handle_tool_tip(struct wl_listener *listener, void *data) {