honor the snap_offset properly for windows, and for edges(?)

This commit is contained in:
Dana Jansens 2002-08-02 20:50:51 +00:00
parent 22869af55c
commit 1ecf3b734a

View file

@ -3130,10 +3130,10 @@ void BlackboxWindow::doWindowSnapping(int &dx, int &dy) {
const Rect &moving = screen->doOpaqueMove() ? frame.rect : frame.changing;
// window corners
const int wleft = dx - snap_offset,
wright = dx + frame.rect.width() - 1 + snap_offset,
wtop = dy - snap_offset,
wbottom = dy + frame.rect.height() - 1 + snap_offset;
const int wleft = dx,
wright = dx + frame.rect.width() - 1,
wtop = dy,
wbottom = dy + frame.rect.height() - 1;
if (snap_to_windows) {
RectList rectlist;
@ -3170,6 +3170,11 @@ void BlackboxWindow::doWindowSnapping(int &dx, int &dy) {
for (it = rectlist.begin(); it != end; ++it) {
bool snapped = False;
const Rect &winrect = *it;
Rect offsetrect;
offsetrect.setCoords(winrect.left() - snap_offset,
winrect.top() - snap_offset,
winrect.right() + snap_offset,
winrect.bottom() + snap_offset);
if (snap_to_windows == BScreen::WindowResistance)
// if the window is already over top of this snap target, then
@ -3184,31 +3189,31 @@ void BlackboxWindow::doWindowSnapping(int &dx, int &dy) {
wtop < (signed)(winrect.y() + winrect.height() - 1)) {
if (snap_to_windows == BScreen::WindowResistance) {
dleft = wright - winrect.left();
dright = winrect.right() - wleft;
dleft = wright - offsetrect.left();
dright = offsetrect.right() - wleft;
// snap left of other window?
if (dleft >= 0 && dleft < resistance_size) {
dx = winrect.left() - frame.rect.width();
dx = offsetrect.left() - frame.rect.width();
snapped = True;
}
// snap right of other window?
else if (dright >= 0 && dright < resistance_size) {
dx = winrect.right() + 1;
dx = offsetrect.right() + 1;
snapped = True;
}
} else { // BScreen::WindowSnap
dleft = abs(wright - winrect.left());
dright = abs(wleft - winrect.right());
dleft = abs(wright - offsetrect.left());
dright = abs(wleft - offsetrect.right());
// snap left of other window?
if (dleft < snap_distance && dleft <= dright) {
dx = winrect.left() - frame.rect.width();
dx = offsetrect.left() - frame.rect.width();
snapped = True;
}
// snap right of other window?
else if (dright < snap_distance) {
dx = winrect.right() + 1;
dx = offsetrect.right() + 1;
snapped = True;
}
}
@ -3249,31 +3254,31 @@ void BlackboxWindow::doWindowSnapping(int &dx, int &dy) {
wleft < (signed)(winrect.x() + winrect.width() - 1)) {
if (snap_to_windows == BScreen::WindowResistance) {
dtop = wbottom - winrect.top();
dbottom = winrect.bottom() - wtop;
dtop = wbottom - offsetrect.top();
dbottom = offsetrect.bottom() - wtop;
// snap top of other window?
if (dtop >= 0 && dtop < resistance_size) {
dy = winrect.top() - frame.rect.height();
dy = offsetrect.top() - frame.rect.height();
snapped = True;
}
// snap bottom of other window?
else if (dbottom >= 0 && dbottom < resistance_size) {
dy = winrect.bottom() + 1;
dy = offsetrect.bottom() + 1;
snapped = True;
}
} else { // BScreen::WindowSnap
dtop = abs(wbottom - winrect.top());
dbottom = abs(wtop - winrect.bottom());
dtop = abs(wbottom - offsetrect.top());
dbottom = abs(wtop - offsetrect.bottom());
// snap top of other window?
if (dtop < snap_distance && dtop <= dbottom) {
dy = winrect.top() - frame.rect.height();
dy = offsetrect.top() - frame.rect.height();
snapped = True;
}
// snap bottom of other window?
else if (dbottom < snap_distance) {
dy = winrect.bottom() + 1;
dy = offsetrect.bottom() + 1;
snapped = True;
}
@ -3328,6 +3333,11 @@ void BlackboxWindow::doWindowSnapping(int &dx, int &dy) {
RectList::const_iterator it, end = rectlist.end();
for (it = rectlist.begin(); it != end; ++it) {
const Rect &srect = *it;
Rect offsetrect;
offsetrect.setCoords(srect.left() + snap_offset,
srect.top() + snap_offset,
srect.right() - snap_offset,
srect.bottom() - snap_offset);
if (snap_to_edges == BScreen::WindowResistance) {
// if we're not in the rectangle then don't snap to it.
@ -3341,43 +3351,43 @@ void BlackboxWindow::doWindowSnapping(int &dx, int &dy) {
}
if (snap_to_edges == BScreen::WindowResistance) {
int dleft = srect.left() - wleft,
dright = wright - srect.right(),
dtop = srect.top() - wtop,
dbottom = wbottom - srect.bottom();
int dleft = offsetrect.left() - wleft,
dright = wright - offsetrect.right(),
dtop = offsetrect.top() - wtop,
dbottom = wbottom - offsetrect.bottom();
// snap left?
if (dleft > 0 && dleft < resistance_size)
dx = srect.left();
dx = offsetrect.left();
// snap right?
else if (dright > 0 && dright < resistance_size)
dx = srect.right() - frame.rect.width() + 1;
dx = offsetrect.right() - frame.rect.width() + 1;
// snap top?
if (dtop > 0 && dtop < resistance_size)
dy = srect.top();
dy = offsetrect.top();
// snap bottom?
else if (dbottom > 0 && dbottom < resistance_size)
dy = srect.bottom() - frame.rect.height() + 1;
dy = offsetrect.bottom() - frame.rect.height() + 1;
} else { // BScreen::WindowSnap
int dleft = abs(wleft - srect.left()),
dright = abs(wright - srect.right()),
dtop = abs(wtop - srect.top()),
dbottom = abs(wbottom - srect.bottom());
int dleft = abs(wleft - offsetrect.left()),
dright = abs(wright - offsetrect.right()),
dtop = abs(wtop - offsetrect.top()),
dbottom = abs(wbottom - offsetrect.bottom());
// snap left?
if (dleft < snap_distance && dleft <= dright)
dx = srect.left();
dx = offsetrect.left();
// snap right?
else if (dright < snap_distance)
dx = srect.right() - frame.rect.width() + 1;
dx = offsetrect.right() - frame.rect.width() + 1;
// snap top?
if (dtop < snap_distance && dtop <= dbottom)
dy = srect.top();
dy = offsetrect.top();
// snap bottom?
else if (dbottom < snap_distance)
dy = srect.bottom() - frame.rect.height() + 1;
dy = offsetrect.bottom() - frame.rect.height() + 1;
}
}
}