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xdg-positioner wlr abstractions

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This commit is contained in:
Tony Crisci 2018-03-28 16:27:08 -04:00
parent c5cd805098
commit dbffda7549
3 changed files with 167 additions and 163 deletions
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165
types/wlr_xdg_shell_v6.c
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@ -1674,48 +1674,133 @@ void wlr_xdg_popup_v6_get_anchor_point(struct wlr_xdg_popup_v6 *popup,
*root_sx = sx;
*root_sy = sy;
}
/*
// XXX: THIS IS WILL WORK WITH XDG SHELL STABLE
switch (popup->positioner.anchor) {
case WLR_POSITIONER_ANCHOR_NONE:
sx = (rect.x + rect.width) / 2;
sy = (rect.y + rect.height) / 2;
break;
case WLR_POSITIONER_ANCHOR_TOP:
sx = (rect.x + rect.width) / 2;
sy = rect.y;
break;
case WLR_POSITIONER_ANCHOR_BOTTOM:
sx = (rect.x + rect.width) / 2;
sy = rect.y + rect.height;
break;
case WLR_POSITIONER_ANCHOR_LEFT:
sx = rect.x;
sy = (rect.y + rect.height) / 2;
break;
case WLR_POSITIONER_ANCHOR_RIGHT:
sx = rect.x + rect.width;
sy = (rect.y + rect.height) / 2;
break;
case WLR_POSITIONER_ANCHOR_TOP_LEFT:
sx = rect.x;
sy = rect.y;
break;
case WLR_POSITIONER_ANCHOR_BOTTOM_LEFT:
sx = rect.x;
sy = rect.y + rect.height;
break;
case WLR_POSITIONER_ANCHOR_TOP_RIGHT:
sx = rect.x + rect.width;
sy = rect.y;
break;
case WLR_POSITIONER_ANCHOR_BOTTOM_RIGHT:
sx = rect.x + rect.width;
sy = rect.y + rect.height;
break;
void wlr_xdg_popup_v6_get_toplevel_coords(struct wlr_xdg_popup_v6 *popup,
int popup_sx, int popup_sy, int *toplevel_sx, int *toplevel_sy) {
struct wlr_xdg_surface_v6 *parent = popup->parent;
while (parent->role != WLR_XDG_SURFACE_V6_ROLE_TOPLEVEL) {
popup_sx += parent->popup->geometry.x;
popup_sy += parent->popup->geometry.y;
parent = parent->popup->parent;
}
*/
*toplevel_sx = popup_sx + parent->geometry.x;
*toplevel_sy = popup_sy + parent->geometry.y;
}
static void wlr_xdg_popup_v6_box_constraints(struct wlr_xdg_popup_v6 *popup,
struct wlr_box *toplevel_box, int *offset_x, int *offset_y) {
int popup_width = popup->geometry.width;
int popup_height = popup->geometry.height;
int anchor_sx = 0, anchor_sy = 0;
wlr_xdg_popup_v6_get_anchor_point(popup, &anchor_sx, &anchor_sy);
int popup_sx = 0, popup_sy = 0;
wlr_xdg_popup_v6_get_toplevel_coords(popup, popup->geometry.x,
popup->geometry.y, &popup_sx, &popup_sy);
*offset_x = 0, *offset_y = 0;
if (popup_sx < toplevel_box->x) {
*offset_x = toplevel_box->x - popup_sx;
} else if (popup_sx + popup_width > toplevel_box->x + toplevel_box->width) {
*offset_x = toplevel_box->x + toplevel_box->width - (popup_sx + popup_width);
}
if (popup_sy < toplevel_box->y) {
*offset_y = toplevel_box->y - popup_sy;
} else if (popup_sy + popup_height > toplevel_box->y + toplevel_box->height) {
*offset_y = toplevel_box->y + toplevel_box->height - (popup_sy + popup_height);
}
}
static bool wlr_xdg_popup_v6_unconstrain_flip(struct wlr_xdg_popup_v6 *popup,
struct wlr_box *toplevel_box) {
int offset_x = 0, offset_y = 0;
wlr_xdg_popup_v6_box_constraints(popup, toplevel_box, &offset_y, &offset_y);
if (!offset_x && !offset_y) {
return true;
}
if (offset_x) {
wlr_positioner_v6_invert_x(&popup->positioner);
}
if (offset_y) {
wlr_positioner_v6_invert_y(&popup->positioner);
}
popup->geometry =
wlr_xdg_positioner_v6_get_geometry(&popup->positioner);
wlr_xdg_popup_v6_box_constraints(popup, toplevel_box, &offset_x, &offset_y);
if (!offset_x && !offset_y) {
// no longer constrained
return true;
}
// revert the positioner back if it didn't fix it and go to the next part
if (offset_x) {
wlr_positioner_v6_invert_x(&popup->positioner);
}
if (offset_y) {
wlr_positioner_v6_invert_y(&popup->positioner);
}
popup->geometry =
wlr_xdg_positioner_v6_get_geometry(&popup->positioner);
return false;
}
static bool wlr_xdg_popup_v6_unconstrain_slide(struct wlr_xdg_popup_v6 *popup,
struct wlr_box *toplevel_box) {
int offset_x, offset_y;
wlr_xdg_popup_v6_box_constraints(popup, toplevel_box, &offset_x, &offset_y);
if (!offset_x && !offset_y) {
return true;
}
if (offset_x) {
popup->geometry.x += offset_x;
}
if (offset_y) {
popup->geometry.y += offset_y;
}
wlr_xdg_popup_v6_box_constraints(popup, toplevel_box, &offset_x, &offset_y);
return !offset_x && !offset_y;
}
static bool wlr_xdg_popup_v6_unconstrain_resize(struct wlr_xdg_popup_v6 *popup,
struct wlr_box *toplevel_box) {
int offset_x, offset_y;
wlr_xdg_popup_v6_box_constraints(popup, toplevel_box, &offset_x, &offset_y);
if (!offset_x && !offset_y) {
return true;
}
if (offset_x) {
popup->geometry.width -= offset_x;
}
if (offset_y) {
popup->geometry.height -= offset_y;
}
wlr_xdg_popup_v6_box_constraints(popup, toplevel_box, &offset_y, &offset_y);
return !offset_x && !offset_y;
}
void wlr_xdg_popup_v6_unconstrain_from_box(struct wlr_xdg_popup_v6 *popup,
struct wlr_box *toplevel_box) {
wlr_xdg_popup_v6_unconstrain_flip(popup, toplevel_box);
wlr_xdg_popup_v6_unconstrain_slide(popup, toplevel_box);
}
void wlr_positioner_v6_invert_x(struct wlr_xdg_positioner_v6_attributes *positioner) {