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support for blobwatcher

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This commit is contained in:
David Rose 2002-01-12 00:29:02 +00:00
parent 52e9d305ea
commit f18c25abbd
5 changed files with 83 additions and 25 deletions
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30
panda/src/tform/mouseWatcher.I
View File

@ -405,3 +405,33 @@ INLINE ModifierButtons MouseWatcher::
get_modifier_buttons() const {
return _mods;
}
////////////////////////////////////////////////////////////////////
// Function: MouseWatcher::within_region
// Access: Protected
// Description: Called internally to indicate the mouse pointer has
// moved within the indicated region's boundaries.
////////////////////////////////////////////////////////////////////
INLINE void MouseWatcher::
within_region(MouseWatcherRegion *region, const MouseWatcherParameter &param) {
region->within(param);
throw_event_pattern(_within_pattern, region, ButtonHandle::none());
if (_enter_multiple) {
enter_region(region, param);
}
}
////////////////////////////////////////////////////////////////////
// Function: MouseWatcher::without_region
// Access: Protected
// Description: Called internally to indicate the mouse pointer has
// moved outside of the indicated region's boundaries.
////////////////////////////////////////////////////////////////////
INLINE void MouseWatcher::
without_region(MouseWatcherRegion *region, const MouseWatcherParameter &param) {
if (_enter_multiple) {
exit_region(region, param);
}
region->without(param);
throw_event_pattern(_without_pattern, region, ButtonHandle::none());
}

66
panda/src/tform/mouseWatcher.cxx
View File

@ -56,6 +56,11 @@ MouseWatcher(const string &name) : DataNode(name) {
// will only be "within" multiple regions, but "entered" into the
// topmost of those.
_enter_multiple = false;
// When this flag is true, moving the pointer into a region is
// enough to click it. The click is simulated with mouse button
// one.
_implicit_click = false;
}
////////////////////////////////////////////////////////////////////
@ -308,12 +313,7 @@ set_current_regions(MouseWatcher::VRegions &regions) {
} else if ((*old_ri) < (*new_ri)) {
// Here's a region we don't have any more.
MouseWatcherRegion *old_region = (*old_ri);
old_region->without(param);
throw_event_pattern(_without_pattern, old_region, ButtonHandle::none());
if (_enter_multiple) {
old_region->exit(param);
throw_event_pattern(_leave_pattern, old_region, ButtonHandle::none());
}
without_region(old_region, param);
any_changes = true;
++old_ri;
@ -335,12 +335,7 @@ set_current_regions(MouseWatcher::VRegions &regions) {
while (old_ri != _current_regions.end()) {
// Here's a region we don't have any more.
MouseWatcherRegion *old_region = (*old_ri);
old_region->without(param);
throw_event_pattern(_without_pattern, old_region, ButtonHandle::none());
if (_enter_multiple) {
old_region->exit(param);
throw_event_pattern(_leave_pattern, old_region, ButtonHandle::none());
}
without_region(old_region, param);
any_changes = true;
++old_ri;
}
@ -354,12 +349,7 @@ set_current_regions(MouseWatcher::VRegions &regions) {
vector<MouseWatcherRegion *>::const_iterator ri;
for (ri = new_regions.begin(); ri != new_regions.end(); ++ri) {
MouseWatcherRegion *new_region = (*ri);
new_region->within(param);
throw_event_pattern(_within_pattern, new_region, ButtonHandle::none());
if (_enter_multiple) {
new_region->enter(param);
throw_event_pattern(_enter_pattern, new_region, ButtonHandle::none());
}
within_region(new_region, param);
}
}
@ -378,13 +368,11 @@ set_current_regions(MouseWatcher::VRegions &regions) {
if (new_preferred_region != _preferred_region) {
if (_preferred_region != (MouseWatcherRegion *)NULL) {
_preferred_region->exit(param);
throw_event_pattern(_leave_pattern, _preferred_region, ButtonHandle::none());
exit_region(_preferred_region, param);
}
_preferred_region = new_preferred_region;
if (_preferred_region != (MouseWatcherRegion *)NULL) {
_preferred_region->enter(param);
throw_event_pattern(_enter_pattern, _preferred_region, ButtonHandle::none());
enter_region(_preferred_region, param);
}
}
}
@ -733,6 +721,40 @@ global_keyboard_release(const MouseWatcherParameter &param) {
}
}
////////////////////////////////////////////////////////////////////
// Function: MouseWatcher::enter_region
// Access: Protected
// Description: Called internally to indicate the mouse pointer is no
// longer favoring the indicated region.
////////////////////////////////////////////////////////////////////
void MouseWatcher::
enter_region(MouseWatcherRegion *region, const MouseWatcherParameter &param) {
region->enter(param);
throw_event_pattern(_enter_pattern, region, ButtonHandle::none());
if (_implicit_click) {
MouseWatcherParameter param1(param);
param1.set_button(MouseButton::one());
region->press(param1);
}
}
////////////////////////////////////////////////////////////////////
// Function: MouseWatcher::exit_region
// Access: Protected
// Description: Called internally to indicate the mouse pointer is no
// longer favoring the indicated region.
////////////////////////////////////////////////////////////////////
void MouseWatcher::
exit_region(MouseWatcherRegion *region, const MouseWatcherParameter &param) {
if (_implicit_click) {
MouseWatcherParameter param1(param);
param1.set_button(MouseButton::one());
region->release(param1);
}
region->exit(param);
throw_event_pattern(_leave_pattern, region, ButtonHandle::none());
}
////////////////////////////////////////////////////////////////////
// Function: MouseWatcher::transmit_data
// Access: Public

6
panda/src/tform/mouseWatcher.h
View File

@ -138,6 +138,11 @@ protected:
void global_keyboard_press(const MouseWatcherParameter &param);
void global_keyboard_release(const MouseWatcherParameter &param);
INLINE void within_region(MouseWatcherRegion *region, const MouseWatcherParameter &param);
INLINE void without_region(MouseWatcherRegion *region, const MouseWatcherParameter &param);
void enter_region(MouseWatcherRegion *region, const MouseWatcherParameter &param);
void exit_region(MouseWatcherRegion *region, const MouseWatcherParameter &param);
typedef pset< PT(MouseWatcherGroup) > Groups;
Groups _groups;
@ -151,6 +156,7 @@ protected:
bool _button_down;
bool _enter_multiple;
bool _implicit_click;
string _button_down_pattern;
string _button_up_pattern;

1
panda/src/tform/mouseWatcherGroup.h
View File

@ -58,6 +58,7 @@ private:
static TypeHandle _type_handle;
friend class MouseWatcher;
friend class BlobWatcher;
};
#endif

5
panda/src/tform/mouseWatcherParameter.I
View File

@ -130,12 +130,11 @@ has_button() const {
// Function: MouseWatcherParameter::get_button
// Access: Published
// Description: Returns the mouse or keyboard button associated with
// this event. It is valid to call this only if
// has_button(), above, returned true.
// this event. If has_button(), above, returns false,
// this returns ButtonHandle::none().
////////////////////////////////////////////////////////////////////
INLINE ButtonHandle MouseWatcherParameter::
get_button() const {
nassertr(has_button(), ButtonHandle::none());
return _button;
}