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resistance: improve readability
This commit is contained in:
ARDiDo
Johan Malm
parent
c4995d7bc2
commit
4d5b4be608
3 changed files with 101 additions and 65 deletions
158
src/resistance.c
158
src/resistance.c
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@ -1,27 +1,55 @@
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#include "labwc.h"
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#include "config/rcxml.h"
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/* These functions could be extended to strength in the future. */
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struct edges {
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int left;
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int top;
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int right;
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int bottom;
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};
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static void
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is_within_resistance_range(struct edges view, struct edges target,
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struct edges other, struct edges *flags, int strength)
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{
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if (view.left >= other.left && target.left < other.left
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&& target.left >= other.left - strength) {
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flags->left = 1;
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} else if (view.right <= other.right && target.right > other.right
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&& target.right <= other.right + strength) {
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flags->right = 1;
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}
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if (view.top >= other.top && target.top < other.top
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&& target.top >= other.top - strength) {
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flags->top = 1;
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} else if (view.bottom <= other.bottom && target.bottom > other.bottom
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&& target.bottom <= other.bottom + strength) {
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flags->bottom = 1;
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}
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}
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void
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move_resistance(struct view *view, double *x, double *y, bool screen_edge)
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resistance_move_apply(struct view *view, double *x, double *y, bool screen_edge)
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{
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struct server *server = view->server;
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struct wlr_box mgeom;
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struct output *output;
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struct border border = view_border(view);
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int l, r, t, b; /* The edges of the current view */
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int tl, tr, tt, tb; /* The desired edges */
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int ml, mr, mt, mb; /* The edges of the monitor/other view */
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struct edges view_edges; /* The edges of the current view */
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struct edges target_edges; /* The desired edges */
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struct edges other_edges; /* The edges of the monitor/other view */
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struct edges flags; /* To be set in is_within_resistance_range() */
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l = view->x - border.left - rc.gap;
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t = view->y - border.top - rc.gap;
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r = view->x + view->w + border.right + rc.gap;
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b = view->y + view->h + border.bottom + rc.gap;
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view_edges.left = view->x - border.left - rc.gap;
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view_edges.top = view->y - border.top - rc.gap;
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view_edges.right = view->x + view->w + border.right + rc.gap;
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view_edges.bottom = view->y + view->h + border.bottom + rc.gap;
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tl = *x - border.left - rc.gap;
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tt = *y - border.top - rc.gap;
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tr = *x + view->w + border.right + rc.gap;
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tb = *y + view->h + border.bottom + rc.gap;
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target_edges.left = *x - border.left - rc.gap;
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target_edges.top = *y - border.top - rc.gap;
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target_edges.right = *x + view->w + border.right + rc.gap;
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target_edges.bottom = *y + view->h + border.bottom + rc.gap;
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if (screen_edge) {
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if (!rc.screen_edge_strength) {
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@ -31,51 +59,58 @@ move_resistance(struct view *view, double *x, double *y, bool screen_edge)
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wl_list_for_each(output, &server->outputs, link) {
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mgeom = output_usable_area_in_layout_coords(output);
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ml = mgeom.x;
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mt = mgeom.y;
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mr = mgeom.x + mgeom.width;
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mb = mgeom.y + mgeom.height;
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other_edges.left = mgeom.x;
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other_edges.top = mgeom.y;
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other_edges.right = mgeom.x + mgeom.width;
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other_edges.bottom = mgeom.y + mgeom.height;
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if (l >= ml && tl < ml && tl >= ml
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- rc.screen_edge_strength) {
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*x = ml + border.left + rc.gap;
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} else if (r <= mr && tr > mr && tr <= mr
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+ rc.screen_edge_strength) {
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*x = mr - view->w - border.right - rc.gap;
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is_within_resistance_range(view_edges, target_edges,
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other_edges, &flags, rc.screen_edge_strength);
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if (flags.left == 1) {
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*x = other_edges.left + border.left + rc.gap;
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} else if (flags.right == 1) {
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*x = other_edges.right - view->w - border.right
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- rc.gap;
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}
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if (t >= mt && tt < mt && tt >= mt
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- rc.screen_edge_strength) {
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*y = mt + border.top + rc.gap;
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} else if (b <= mb && tb > mb && tb <= mb
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+ rc.screen_edge_strength) {
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*y = mb - view->h - border.bottom - rc.gap;
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if (flags.top == 1) {
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*y = other_edges.top + border.top + rc.gap;
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} else if (flags.bottom == 1) {
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*y = other_edges.bottom - view->h
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- border.bottom - rc.gap;
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}
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/* reset the flags */
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flags.left = flags.top = flags.right = flags.bottom = 0;
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}
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}
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}
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void
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resize_resistance(struct view *view, struct wlr_box *new_view_geo,
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resistance_resize_apply(struct view *view, struct wlr_box *new_view_geo,
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bool screen_edge)
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{
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struct server *server = view->server;
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struct output *output;
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struct wlr_box mgeom;
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struct border border = view_border(view);
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int l, r, t, b; /* The edges of the current view */
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int tl, tr, tt, tb; /* The desired edges */
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int ml, mr, mt, mb; /* The edges of the monitor/other view */
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struct edges view_edges; /* The edges of the current view */
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struct edges target_edges; /* The desired edges */
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struct edges other_edges; /* The edges of the monitor/other view */
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struct edges flags; /* To be set in is_within_resistance_range() */
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l = view->x - border.left - rc.gap;
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t = view->y - border.top - rc.gap;
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r = view->x + view->w + border.right + rc.gap;
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b = view->y + view->h + border.bottom + rc.gap;
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view_edges.left = view->x - border.left - rc.gap;
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view_edges.top = view->y - border.top - rc.gap;
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view_edges.right = view->x + view->w + border.right + rc.gap;
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view_edges.bottom = view->y + view->h + border.bottom + rc.gap;
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tl = new_view_geo->x - border.left - rc.gap;
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tt = new_view_geo->y - border.top - rc.gap;
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tr = new_view_geo->x + new_view_geo->width + border.right + rc.gap;
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tb = new_view_geo->y + new_view_geo->height + border.bottom + rc.gap;
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target_edges.left = new_view_geo->x - border.left - rc.gap;
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target_edges.top = new_view_geo->y - border.top - rc.gap;
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target_edges.right = new_view_geo->x + new_view_geo->width
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+ border.right + rc.gap;
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target_edges.bottom = new_view_geo->y + new_view_geo->height
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+ border.bottom + rc.gap;
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if (screen_edge) {
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if (!rc.screen_edge_strength) {
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@ -83,39 +118,40 @@ resize_resistance(struct view *view, struct wlr_box *new_view_geo,
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}
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wl_list_for_each(output, &server->outputs, link) {
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mgeom = output_usable_area_in_layout_coords(output);
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ml = mgeom.x;
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mt = mgeom.y;
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mr = mgeom.x + mgeom.width;
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mb = mgeom.y + mgeom.height;
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other_edges.left = mgeom.x;
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other_edges.top = mgeom.y;
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other_edges.right = mgeom.x + mgeom.width;
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other_edges.bottom = mgeom.y + mgeom.height;
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is_within_resistance_range(view_edges, target_edges,
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other_edges, &flags, rc.screen_edge_strength);
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if (server->resize_edges & WLR_EDGE_LEFT) {
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if (l >= ml && tl < ml && tl >= ml
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- rc.screen_edge_strength) {
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new_view_geo->x = ml + border.left
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+ rc.gap;
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if (flags.left == 1) {
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new_view_geo->x = other_edges.left
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+ border.left + rc.gap;
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new_view_geo->width = view->w;
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}
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} else if (server->resize_edges & WLR_EDGE_RIGHT) {
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if (r <= mr && tr > mr && tr <= mr
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+ rc.screen_edge_strength) {
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new_view_geo->width = mr - l
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if (flags.right == 1) {
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new_view_geo->width = other_edges.right
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- view_edges.left
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- (border.right + rc.gap) * 2 ;
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}
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}
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if (server->resize_edges & WLR_EDGE_TOP) {
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if (t >= mt && tt < mt && tt >= mt
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- rc.screen_edge_strength) {
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new_view_geo->y = mt + border.top
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+ rc.gap;
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if (flags.top == 1) {
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new_view_geo->y = other_edges.top
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+ border.top + rc.gap;
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new_view_geo->height = view->h;
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}
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} else if (server->resize_edges & WLR_EDGE_BOTTOM) {
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if (b <= mb && tb > mb && tb <= mb
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+ rc.screen_edge_strength) {
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new_view_geo->height = mb - t
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- border.bottom - border.top
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- rc.gap * 2;
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if (flags.bottom == 1) {
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new_view_geo->height =
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other_edges.bottom
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- view_edges.top - border.bottom
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- border.top - rc.gap * 2;
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}
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}
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}
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