Merge pull request #233 from sce/multiple_adjacent_outputs

output: Support multiple adjacent outputs.
master
Drew DeVault 9 years ago
commit 6850174049

@ -63,7 +63,7 @@ struct sway_container {
/**
* The coordinates that this view appear at, relative to the output they
* are located on.
* are located on (output containers have absolute coordinates).
*/
double x, y;

@ -4,7 +4,16 @@
#include "container.h"
#include "focus.h"
swayc_t *output_by_name(const char* name);
swayc_t *swayc_adjacent_output(swayc_t *output, enum movement_direction dir);
// Position is absolute coordinates on the edge where the adjacent output
// should be searched for.
swayc_t *output_by_name(const char* name, const struct wlc_point *abs_pos);
swayc_t *swayc_adjacent_output(swayc_t *output, enum movement_direction dir, const struct wlc_point *abs_pos, bool pick_closest);
// Place absolute coordinates for given container into given wlc_point.
void get_absolute_position(swayc_t *container, struct wlc_point *point);
// Place absolute coordinates for the center point of given container into
// given wlc_point.
void get_absolute_center_position(swayc_t *container, struct wlc_point *point);
#endif

@ -377,11 +377,13 @@ static struct cmd_results *cmd_focus(int argc, char **argv) {
struct cmd_results *error = NULL;
if (argc > 0 && strcasecmp(argv[0], "output") == 0) {
swayc_t *output = NULL;
struct wlc_point abs_pos;
get_absolute_center_position(get_focused_container(&root_container), &abs_pos);
if ((error = checkarg(argc, "focus", EXPECTED_EQUAL_TO, 2))) {
return error;
} else if (!(output = output_by_name(argv[1]))) {
} else if (!(output = output_by_name(argv[1], &abs_pos))) {
return cmd_results_new(CMD_FAILURE, "focus output",
"Can't find output with name/at direction %s", argv[1]);
"Can't find output with name/at direction '%s' @ (%i,%i)", argv[1], abs_pos.x, abs_pos.y);
} else if (!workspace_switch(swayc_active_workspace_for(output))) {
return cmd_results_new(CMD_FAILURE, "focus output",
"Switching to workspace on output '%s' was blocked", argv[1]);
@ -591,11 +593,13 @@ static struct cmd_results *cmd_move(int argc, char **argv) {
} else if (strcasecmp(argv[1], "to") == 0 && strcasecmp(argv[2], "output") == 0) {
// move container to output x
swayc_t *output = NULL;
struct wlc_point abs_pos;
get_absolute_center_position(view, &abs_pos);
if (view->type != C_CONTAINER && view->type != C_VIEW) {
return cmd_results_new(CMD_FAILURE, "move", "Can only move containers and views.");
} else if (!(output = output_by_name(argv[3]))) {
} else if (!(output = output_by_name(argv[3], &abs_pos))) {
return cmd_results_new(CMD_FAILURE, "move",
"Can't find output with name/direction '%s'", argv[3]);
"Can't find output with name/direction '%s' @ (%i,%i)", argv[3], abs_pos.x, abs_pos.y);
} else {
swayc_t *container = get_focused_container(output);
if (container->is_floating) {
@ -610,13 +614,15 @@ static struct cmd_results *cmd_move(int argc, char **argv) {
} else if (strcasecmp(argv[0], "workspace") == 0) {
// move workspace (to output x)
swayc_t *output = NULL;
struct wlc_point abs_pos;
get_absolute_center_position(view, &abs_pos);
if ((error = checkarg(argc, "move workspace", EXPECTED_EQUAL_TO, 4))) {
return error;
} else if (strcasecmp(argv[1], "to") != 0 || strcasecmp(argv[2], "output") != 0) {
return cmd_results_new(CMD_INVALID, "move", expected_syntax);
} else if (!(output = output_by_name(argv[3]))) {
} else if (!(output = output_by_name(argv[3], &abs_pos))) {
return cmd_results_new(CMD_FAILURE, "move workspace",
"Can't find output with name/at direction '%s'", argv[3]);
"Can't find output with name/direction '%s' @ (%i,%i)", argv[3], abs_pos.x, abs_pos.y);
}
if (view->type == C_WORKSPACE) {
// This probably means we're moving an empty workspace, but

@ -305,28 +305,39 @@ static bool handle_pointer_motion(wlc_handle handle, uint32_t time, const struct
!pointer_state.left.held && !pointer_state.right.held && !pointer_state.scroll.held) {
swayc_t *output = swayc_active_output(), *adjacent = NULL;
struct wlc_point abs_pos = *origin;
abs_pos.x += output->x;
abs_pos.y += output->y;
if (origin->x == 0) { // Left edge
if ((adjacent = swayc_adjacent_output(output, MOVE_LEFT))) {
if ((adjacent = swayc_adjacent_output(output, MOVE_LEFT, &abs_pos, false))) {
if (workspace_switch(swayc_active_workspace_for(adjacent))) {
new_origin.x = adjacent->width;
// adjust for differently aligned outputs (well, this is
// only correct when the two outputs have the same
// resolution or the same dpi I guess, it should take
// physical attributes into account)
new_origin.y += (output->y - adjacent->y);
}
}
} else if ((double)origin->x == output->width) { // Right edge
if ((adjacent = swayc_adjacent_output(output, MOVE_RIGHT))) {
if ((adjacent = swayc_adjacent_output(output, MOVE_RIGHT, &abs_pos, false))) {
if (workspace_switch(swayc_active_workspace_for(adjacent))) {
new_origin.x = 0;
new_origin.y += (output->y - adjacent->y);
}
}
} else if (origin->y == 0) { // Top edge
if ((adjacent = swayc_adjacent_output(output, MOVE_UP))) {
if ((adjacent = swayc_adjacent_output(output, MOVE_UP, &abs_pos, false))) {
if (workspace_switch(swayc_active_workspace_for(adjacent))) {
new_origin.y = adjacent->height;
new_origin.x += (output->x - adjacent->x);
}
}
} else if ((double)origin->y == output->height) { // Bottom edge
if ((adjacent = swayc_adjacent_output(output, MOVE_DOWN))) {
if ((adjacent = swayc_adjacent_output(output, MOVE_DOWN, &abs_pos, false))) {
if (workspace_switch(swayc_active_workspace_for(adjacent))) {
new_origin.y = 0;
new_origin.x += (output->x - adjacent->x);
}
}
}

@ -533,13 +533,17 @@ swayc_t *get_swayc_in_direction_under(swayc_t *container, enum movement_directio
return parent;
}
}
// If moving to an adjacent output we need a starting position (since this
// output might border to multiple outputs).
struct wlc_point abs_pos;
get_absolute_center_position(container, &abs_pos);
while (true) {
// Test if we can even make a difference here
bool can_move = false;
int diff = 0;
if (parent->type == C_ROOT) {
sway_log(L_DEBUG, "Moving between outputs");
return swayc_adjacent_output(container, dir);
return swayc_adjacent_output(container, dir, &abs_pos, true);
} else {
if (dir == MOVE_LEFT || dir == MOVE_RIGHT) {
if (parent->layout == L_HORIZ) {

@ -2,15 +2,15 @@
#include "output.h"
#include "log.h"
swayc_t *output_by_name(const char* name) {
swayc_t *output_by_name(const char* name, const struct wlc_point *abs_pos) {
if (strcasecmp(name, "left") == 0) {
return swayc_adjacent_output(NULL, MOVE_LEFT);
return swayc_adjacent_output(NULL, MOVE_LEFT, abs_pos, true);
} else if (strcasecmp(name, "right") == 0) {
return swayc_adjacent_output(NULL, MOVE_RIGHT);
return swayc_adjacent_output(NULL, MOVE_RIGHT, abs_pos, true);
} else if (strcasecmp(name, "up") == 0) {
return swayc_adjacent_output(NULL, MOVE_UP);
return swayc_adjacent_output(NULL, MOVE_UP, abs_pos, true);
} else if (strcasecmp(name, "down") == 0) {
return swayc_adjacent_output(NULL, MOVE_DOWN);
return swayc_adjacent_output(NULL, MOVE_DOWN, abs_pos, true);
} else {
for(int i = 0; i < root_container.children->length; ++i) {
swayc_t *c = root_container.children->items[i];
@ -22,66 +22,126 @@ swayc_t *output_by_name(const char* name) {
return NULL;
}
swayc_t *swayc_adjacent_output(swayc_t *output, enum movement_direction dir) {
// TODO: This implementation is naïve: We assume all outputs are
// perfectly aligned (ie. only a single output per edge which covers
// the whole edge).
// Position is where on the edge (as absolute position) the adjacent output should be searched for.
swayc_t *swayc_adjacent_output(swayc_t *output, enum movement_direction dir,
const struct wlc_point *abs_pos, bool pick_closest) {
if (!output) {
output = swayc_active_output();
}
// In order to find adjacent outputs we need to test that the outputs are
// aligned on one axis (decided by the direction given) and that the given
// position is within the edge of the adjacent output. If no such output
// exists we pick the adjacent output within the edge that is closest to
// the given position, if any.
swayc_t *adjacent = NULL;
char *dir_text = NULL;
switch(dir) {
case MOVE_LEFT:
case MOVE_RIGHT: ;
double delta_y = 0;
for(int i = 0; i < root_container.children->length; ++i) {
swayc_t *c = root_container.children->items[i];
if (c == output || c->type != C_OUTPUT) {
continue;
}
if (c->y == output->y && c->x + c->width == output->x) {
sway_log(L_DEBUG, "%s is left of current output %s", c->name, output->name);
bool x_aligned = dir == MOVE_LEFT ?
c->x + c->width == output->x :
c->x == output->x + output->width;
if (!x_aligned) {
continue;
}
if (abs_pos->y >= c->y && abs_pos->y <= c->y + c->height) {
delta_y = 0;
adjacent = c;
break;
} else if (pick_closest) {
// track closest adjacent output
double top_y = c->y, bottom_y = c->y + c->height;
if (top_y >= output->y && top_y <= output->y + output->height) {
double delta = top_y - abs_pos->y;
if (delta < 0) delta = -delta;
if (delta < delta_y || !adjacent) {
delta_y = delta;
adjacent = c;
}
}
break;
case MOVE_RIGHT:
for(int i = 0; i < root_container.children->length; ++i) {
swayc_t *c = root_container.children->items[i];
if (c == output || c->type != C_OUTPUT) {
continue;
}
if (c->y == output->y && output->x + output->width == c->x) {
sway_log(L_DEBUG, "%s is right of current output %s", c->name, output->name);
// we check both points and pick the closest
if (bottom_y >= output->y && bottom_y <= output->y + output->height) {
double delta = bottom_y - abs_pos->y;
if (delta < 0) delta = -delta;
if (delta < delta_y || !adjacent) {
delta_y = delta;
adjacent = c;
break;
}
}
}
}
dir_text = dir == MOVE_LEFT ? "left of" : "right of";
if (adjacent && delta_y == 0) {
sway_log(L_DEBUG, "%s (%.0fx%.0f+%.0f+%.0f) is %s current output %s (y-position %i)",
adjacent->name, adjacent->width, adjacent->height, adjacent->x, adjacent->y,
dir_text, output->name, abs_pos->y);
} else if (adjacent) {
// so we end up picking the closest adjacent output because
// there is no directly adjacent to the given position
sway_log(L_DEBUG, "%s (%.0fx%.0f+%.0f+%.0f) is %s current output %s (y-position %i, delta: %.0f)",
adjacent->name, adjacent->width, adjacent->height, adjacent->x, adjacent->y,
dir_text, output->name, abs_pos->y, delta_y);
}
break;
case MOVE_UP:
case MOVE_DOWN: ;
double delta_x = 0;
for(int i = 0; i < root_container.children->length; ++i) {
swayc_t *c = root_container.children->items[i];
if (c == output || c->type != C_OUTPUT) {
continue;
}
if (output->x == c->x && c->y + c->height == output->y) {
sway_log(L_DEBUG, "%s is above current output %s", c->name, output->name);
bool y_aligned = dir == MOVE_UP ?
c->y + c->height == output->y :
c->y == output->y + output->height;
if (!y_aligned) {
continue;
}
if (abs_pos->x >= c->x && abs_pos->x <= c->x + c->width) {
delta_x = 0;
adjacent = c;
break;
} else if (pick_closest) {
// track closest adjacent output
double left_x = c->x, right_x = c->x + c->width;
if (left_x >= output->x && left_x <= output->x + output->width) {
double delta = left_x - abs_pos->x;
if (delta < 0) delta = -delta;
if (delta < delta_x || !adjacent) {
delta_x = delta;
adjacent = c;
}
}
break;
case MOVE_DOWN:
for(int i = 0; i < root_container.children->length; ++i) {
swayc_t *c = root_container.children->items[i];
if (c == output || c->type != C_OUTPUT) {
continue;
}
if (output->x == c->x && output->y + output->height == c->y) {
sway_log(L_DEBUG, "%s is below current output %s", c->name, output->name);
// we check both points and pick the closest
if (right_x >= output->x && right_x <= output->x + output->width) {
double delta = right_x - abs_pos->x;
if (delta < 0) delta = -delta;
if (delta < delta_x || !adjacent) {
delta_x = delta;
adjacent = c;
break;
}
}
}
}
dir_text = dir == MOVE_UP ? "above" : "below";
if (adjacent && delta_x == 0) {
sway_log(L_DEBUG, "%s (%.0fx%.0f+%.0f+%.0f) is %s current output %s (x-position %i)",
adjacent->name, adjacent->width, adjacent->height, adjacent->x, adjacent->y,
dir_text, output->name, abs_pos->x);
} else if (adjacent) {
// so we end up picking the closest adjacent output because
// there is no directly adjacent to the given position
sway_log(L_DEBUG, "%s (%.0fx%.0f+%.0f+%.0f) is %s current output %s (x-position %i, delta: %.0f)",
adjacent->name, adjacent->width, adjacent->height, adjacent->x, adjacent->y,
dir_text, output->name, abs_pos->x, delta_x);
}
break;
default:
sway_abort("Function called with invalid argument.");
@ -89,3 +149,31 @@ swayc_t *swayc_adjacent_output(swayc_t *output, enum movement_direction dir) {
}
return adjacent;
}
void get_absolute_position(swayc_t *container, struct wlc_point *point) {
if (!container || !point)
sway_abort("Need container and wlc_point (was %p, %p).", container, point);
if (container->type == C_OUTPUT) {
// Coordinates are already absolute.
point->x = container->x;
point->y = container->y;
} else {
swayc_t *output = swayc_parent_by_type(container, C_OUTPUT);
if (container->type == C_WORKSPACE) {
// Workspace coordinates are actually wrong/arbitrary, but should
// be same as output.
point->x = output->x;
point->y = output->y;
} else {
point->x = output->x + container->x;
point->y = output->y + container->y;
}
}
}
void get_absolute_center_position(swayc_t *container, struct wlc_point *point) {
get_absolute_position(container, point);
point->x += container->width/2;
point->y += container->height/2;
}

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