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Implement support for size hints (including test case)

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This commit is contained in:
Michael Stapelberg
2010-10-11 21:32:04 +02:00
parent 0925e8b7dc
commit 5c2758af26
8 changed files with 195 additions and 108 deletions
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38
src/render.c
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@ -47,6 +47,44 @@ void render_con(Con *con) {
inset->x += 2;
inset->width -= 2 * 2;
inset->height -= 2;
/* Obey the aspect ratio, if any */
if (con->proportional_height != 0 &&
con->proportional_width != 0) {
DLOG("proportional height = %d, width = %d\n", con->proportional_height, con->proportional_width);
double new_height = inset->height + 1;
int new_width = inset->width;
while (new_height > inset->height) {
new_height = ((double)con->proportional_height / con->proportional_width) * new_width;
if (new_height > inset->height)
new_width--;
}
/* Center the window */
inset->y += ceil(inset->height / 2) - floor(new_height / 2);
inset->x += ceil(inset->width / 2) - floor(new_width / 2);
inset->height = new_height;
inset->width = new_width;
DLOG("new_height = %f, new_width = %d\n", new_height, new_width);
}
if (con->height_increment > 1) {
int old_height = inset->height;
inset->height -= (inset->height - con->base_height) % con->height_increment;
DLOG("Lost %d pixel due to client's height_increment (%d px, base_height = %d)\n",
old_height - inset->height, con->height_increment, con->base_height);
}
if (con->width_increment > 1) {
int old_width = inset->width;
inset->width -= (inset->width - con->base_width) % con->width_increment;
DLOG("Lost %d pixel due to client's width_increment (%d px, base_width = %d)\n",
old_width - inset->width, con->width_increment, con->base_width);
}
DLOG("child will be at %dx%d with size %dx%d\n", inset->x, inset->y, inset->width, inset->height);
}
/* Check for fullscreen nodes */