351 lines
11 KiB
C
351 lines
11 KiB
C
#include "e.h"
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typedef struct _E_Resist_Rect E_Resist_Rect;
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struct _E_Resist_Rect
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{
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int x, y, w, h;
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int v1;
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int resist_out;
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};
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static void _e_resist_rects(Eina_List *rects, int px, int py, int pw, int ph, int x, int y, int w, int h, int *rx, int *ry, int *rw, int *rh);
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E_API int
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e_resist_client_position(Eina_List *skiplist,
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int px, int py, int pw, int ph,
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int x, int y, int w, int h,
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int *rx, int *ry, int *rw, int *rh)
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{
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Eina_List *l, *rects = NULL;
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E_Resist_Rect *r;
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E_Client *ec;
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E_Desk *desk;
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E_Zone *zone;
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if (!e_config->use_resist)
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{
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*rx = x;
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*ry = y;
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*rw = w;
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*rh = h;
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return 0;
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}
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/* edges of screen */
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#define OBSTACLE(_x, _y, _w, _h, _resist) \
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{ \
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r = E_NEW(E_Resist_Rect, 1); \
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r->x = _x; r->y = _y; r->w = _w; r->h = _h; r->v1 = _resist; \
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r->resist_out = 0; \
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rects = eina_list_append(rects, r); \
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}
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#define HOLDER(_x, _y, _w, _h, _resist) \
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{ \
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r = E_NEW(E_Resist_Rect, 1); \
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r->x = _x; r->y = _y; r->w = _w; r->h = _h; r->v1 = _resist; \
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r->resist_out = 1; \
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rects = eina_list_append(rects, r); \
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}
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EINA_LIST_FOREACH(e_comp->zones, l, zone)
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{
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HOLDER(zone->x, zone->y, zone->w, zone->h, e_config->desk_resist);
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}
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/* FIXME: need to add resist or complete BLOCKS for things like ibar */
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/* can add code here to add more fake obstacles with custom resist values */
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/* here if need be - ie xinerama middle between screens and panels etc. */
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E_CLIENT_FOREACH(ec)
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{
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if (e_client_util_ignored_get(ec) || (!evas_object_visible_get(ec->frame))) continue;
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if (ec->offer_resistance && (!eina_list_data_find(skiplist, ec)))
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{
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OBSTACLE(ec->x, ec->y, ec->w, ec->h, e_config->window_resist);
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}
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}
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desk = e_desk_current_get(e_zone_current_get());
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{
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E_Zone_Obstacle *obs;
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EINA_INLIST_FOREACH(desk->obstacles, obs)
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OBSTACLE(obs->x, obs->y, obs->w, obs->h, e_config->gadget_resist);
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EINA_INLIST_FOREACH(desk->zone->obstacles, obs)
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OBSTACLE(obs->x, obs->y, obs->w, obs->h, e_config->gadget_resist);
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}
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if (rects)
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{
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_e_resist_rects(rects,
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px, py, pw, ph,
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x, y, w, h,
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rx, ry, rw, rh);
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E_FREE_LIST(rects, E_FREE);
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}
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return 1;
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}
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E_API int
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e_resist_gadman_position(Eina_List *skiplist EINA_UNUSED,
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int px, int py, int pw, int ph,
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int x, int y, int w, int h,
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int *rx, int *ry)
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{
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Eina_List *l, *rects = NULL;
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E_Resist_Rect *r;
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E_Shelf *es;
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if (!e_config->use_resist)
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{
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*rx = x;
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*ry = y;
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return 0;
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}
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l = e_shelf_list_all();
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EINA_LIST_FREE(l, es)
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{
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if (e_shelf_desk_visible(es, e_desk_current_get(es->zone)))
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{
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OBSTACLE(es->x + es->zone->x, es->y + es->zone->y, es->w, es->h,
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e_config->gadget_resist);
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}
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}
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if (rects)
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{
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_e_resist_rects(rects,
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px, py, pw, ph,
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x, y, w, h,
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rx, ry, NULL, NULL);
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E_FREE_LIST(rects, E_FREE);
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}
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return 1;
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}
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static void
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_e_resist_rects(Eina_List *rects,
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int px, int py, int pw, int ph,
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int x, int y, int w, int h,
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int *rx, int *ry, int *rw, int *rh)
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{
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int dx, dy, dw, dh, d, pd;
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int resist_x = 0, resist_y = 0;
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int resist_w = 0, resist_h = 0;
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Eina_List *l;
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E_Resist_Rect *r;
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dx = x - px;
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dy = y - py;
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dw = w - pw;
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dh = h - ph;
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EINA_LIST_FOREACH(rects, l, r)
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{
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if (E_SPANS_COMMON(r->y, r->h, y, h))
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{
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if (dx > 0)
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{
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/* moving right */
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if (r->resist_out)
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{
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/* check right edge of windows against left */
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d = x + w - (r->x + r->w);
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pd = px + pw - (r->x + r->w);
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if ((d > 0) && (pd <= 0) && (d <= r->v1))
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{
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if (-resist_x < d)
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resist_x = -d;
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}
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}
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else
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{
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/* check left edge of windows against right */
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d = r->x - (x + w);
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pd = r->x - (px + pw);
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if ((d < 0) && (pd >= 0) && (d >= -r->v1))
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{
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if (resist_x > d)
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resist_x = d;
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}
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}
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}
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else if (dx < 0)
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{
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/* moving left */
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if (r->resist_out)
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{
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/* check left edge of windows against right */
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d = r->x - x;
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pd = r->x - px;
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if ((d > 0) && (pd <= 0) && (d <= r->v1))
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{
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if (resist_x < d)
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{
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resist_x = d;
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resist_w = -d;
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}
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}
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}
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else
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{
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/* check right edge of windows against left */
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d = x - (r->x + r->w);
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pd = px - (r->x + r->w);
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if ((d < 0) && (pd >= 0) && (d >= -r->v1))
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{
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if (-resist_x > d)
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{
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resist_x = -d;
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resist_w = d;
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}
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}
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}
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}
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if ((dw > 0) && (dx == 0))
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{
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/* enlarging window by moving lower corner */
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if (r->resist_out)
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{
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/* check right edge of windows against left */
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d = x + w - (r->x + r->w);
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pd = px + pw - (r->x + r->w);
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if ((d > 0) && (pd <= 0) && (d <= r->v1))
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{
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if (-resist_w < d)
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resist_w = -d;
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}
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}
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else
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{
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/* check left edge of windows against right */
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d = r->x - (x + w);
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pd = r->x - (px + pw);
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if ((d < 0) && (pd >= 0) && (d >= -r->v1))
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{
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if (resist_w > d)
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resist_w = d;
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}
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}
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}
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}
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if (E_SPANS_COMMON(r->x, r->w, x, w))
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{
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if (dy > 0)
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{
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/* moving down */
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if (r->resist_out)
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{
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/* check bottom edge of windows against top */
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d = y + h - (r->y + r->h);
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pd = py + ph - (r->y + r->h);
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if ((d > 0) && (pd <= 0) && (d <= r->v1))
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{
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if (-resist_y < d)
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resist_y = -d;
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}
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}
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else
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{
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/* check top edge of windows against bottom */
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d = r->y - (y + h);
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pd = r->y - (py + ph);
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if ((d < 0) && (pd >= 0) && (d >= -r->v1))
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{
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if (resist_y > d)
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resist_y = d;
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}
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}
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}
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else if (dy < 0)
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{
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/* moving up */
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if (r->resist_out)
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{
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/* check top edge of windows against bottom */
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d = r->y - y;
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pd = r->y - py;
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if ((d > 0) && (pd <= 0) && (d <= r->v1))
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{
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if (resist_y < d)
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{
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resist_y = d;
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resist_h = -d;
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}
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}
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}
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else
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{
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/* moving up - check bottom edge of windows against top */
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d = y - (r->y + r->h);
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pd = py - (r->y + r->h);
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if ((d < 0) && (pd >= 0) && (d >= -r->v1))
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{
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if (-resist_y > d)
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{
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resist_y = -d;
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resist_h = d;
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}
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}
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}
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}
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if ((dh > 0) && (dy == 0))
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{
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/* enlarging window by moving lower corner */
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if (r->resist_out)
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{
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/* check bottom edge of windows against top */
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d = y + h - (r->y + r->h);
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pd = py + ph - (r->y + r->h);
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if ((d > 0) && (pd <= 0) && (d <= r->v1))
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{
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if (-resist_h < d)
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resist_h = -d;
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}
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}
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else
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{
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/* check top edge of windows against bottom */
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d = r->y - (y + h);
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pd = r->y - (py + ph);
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if ((d < 0) && (pd >= 0) && (d >= -r->v1))
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{
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if (resist_h > d)
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resist_h = d;
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}
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}
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}
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}
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}
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if (rx)
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{
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if (dx != 0)
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*rx = x + resist_x;
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else
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*rx = x;
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}
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if (ry)
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{
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if (dy != 0)
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*ry = y + resist_y;
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else
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*ry = y;
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}
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if (rw)
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{
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if (dw != 0)
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*rw = w + resist_w;
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else
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*rw = w;
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}
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if (rh)
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{
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if (dh != 0)
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*rh = h + resist_h;
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else
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*rh = h;
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}
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}
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