Implement resize grow|shrink <direction> <amount> for tiled containers

This commit is contained in:
Ryan Dwyer 2018-08-09 19:36:44 +10:00
parent db0fa066e5
commit 9395d3c93c

View file

@ -133,12 +133,29 @@ static enum resize_axis parse_resize_axis(const char *axis) {
return RESIZE_AXIS_INVALID;
}
static enum resize_axis normalize_axis(enum resize_axis axis) {
switch (axis) {
case RESIZE_AXIS_HORIZONTAL:
case RESIZE_AXIS_LEFT:
case RESIZE_AXIS_RIGHT:
return RESIZE_AXIS_HORIZONTAL;
case RESIZE_AXIS_VERTICAL:
case RESIZE_AXIS_UP:
case RESIZE_AXIS_DOWN:
return RESIZE_AXIS_VERTICAL;
case RESIZE_AXIS_INVALID:
sway_assert(false, "Never reached");
}
sway_assert(false, "Never reached");
return RESIZE_AXIS_INVALID;
}
static int parallel_coord(struct sway_container *c, enum resize_axis a) {
return a == RESIZE_AXIS_HORIZONTAL ? c->x : c->y;
return normalize_axis(a) == RESIZE_AXIS_HORIZONTAL ? c->x : c->y;
}
static int parallel_size(struct sway_container *c, enum resize_axis a) {
return a == RESIZE_AXIS_HORIZONTAL ? c->width : c->height;
return normalize_axis(a) == RESIZE_AXIS_HORIZONTAL ? c->width : c->height;
}
static void resize_tiled(int amount, enum resize_axis axis) {
@ -149,7 +166,7 @@ static void resize_tiled(int amount, enum resize_axis axis) {
}
enum sway_container_layout parallel_layout =
axis == RESIZE_AXIS_HORIZONTAL ? L_HORIZ : L_VERT;
normalize_axis(axis) == RESIZE_AXIS_HORIZONTAL ? L_HORIZ : L_VERT;
int minor_weight = 0;
int major_weight = 0;
while (parent->parent) {
@ -185,6 +202,15 @@ static void resize_tiled(int amount, enum resize_axis axis) {
"Found the proper parent: %p. It has %d l conts, and %d r conts",
parent->parent, minor_weight, major_weight);
// Implement up/down/left/right direction by zeroing one of the weights,
// then setting the axis to be horizontal or vertical
if (axis == RESIZE_AXIS_UP || axis == RESIZE_AXIS_LEFT) {
major_weight = 0;
} else if (axis == RESIZE_AXIS_RIGHT || axis == RESIZE_AXIS_DOWN) {
minor_weight = 0;
}
axis = normalize_axis(axis);
int min_sane = axis == RESIZE_AXIS_HORIZONTAL ? MIN_SANE_W : MIN_SANE_H;
//TODO: Ensure rounding is done in such a way that there are NO pixel leaks
@ -201,14 +227,14 @@ static void resize_tiled(int amount, enum resize_axis axis) {
int parent_size = parallel_size(parent, axis);
if (sibling_pos != focused_pos) {
if (sibling_pos < parent_pos) {
if (sibling_pos < parent_pos && minor_weight) {
double pixels = -amount / minor_weight;
if (major_weight && (sibling_size + pixels / 2) < min_sane) {
return; // Too small
} else if ((sibling_size + pixels) < min_sane) {
return; // Too small
}
} else if (sibling_pos > parent_pos) {
} else if (sibling_pos > parent_pos && major_weight) {
double pixels = -amount / major_weight;
if (minor_weight && (sibling_size + pixels / 2) < min_sane) {
return; // Too small
@ -237,7 +263,7 @@ static void resize_tiled(int amount, enum resize_axis axis) {
int parent_pos = parallel_coord(parent, axis);
if (sibling_pos != focused_pos) {
if (sibling_pos < parent_pos) {
if (sibling_pos < parent_pos && minor_weight) {
double pixels = -1 * amount;
pixels /= minor_weight;
if (major_weight) {
@ -245,7 +271,7 @@ static void resize_tiled(int amount, enum resize_axis axis) {
} else {
container_recursive_resize(sibling, pixels, major_edge);
}
} else if (sibling_pos > parent_pos) {
} else if (sibling_pos > parent_pos && major_weight) {
double pixels = -1 * amount;
pixels /= major_weight;
if (minor_weight) {
@ -355,7 +381,6 @@ static struct cmd_results *resize_adjust_tiled(enum resize_axis axis,
}
if (amount->unit == RESIZE_UNIT_PPT) {
float pct = amount->amount / 100.0f;
// TODO: Make left/right/up/down resize in that direction?
switch (axis) {
case RESIZE_AXIS_LEFT:
case RESIZE_AXIS_RIGHT: