Rectf
EditorInputCenter::tile_drag_rect() {
Rectf result = drag_rect();
result.p1 = sp_to_tp(result.p1);
result.p2 = sp_to_tp(result.p2);
return result;
}
void
EditorInputCenter::rubber_rect() {
delete_markers();
Rectf dr = drag_rect();
for (auto& moving_object : Editor::current()->currentsector->moving_objects) {
Rectf bbox = moving_object->get_bbox();
if (bbox.p2.x >= dr.p1.x && bbox.p1.x <= dr.p2.x &&
bbox.p2.y >= dr.p1.y && bbox.p1.y <= dr.p2.y ) {
moving_object->editor_delete();
}
}
last_node_marker = NULL;
}
void DragonView::MouseMoved( BPoint where, uint32 code, const BMessage *msg )
{
// If we're already dragging, we don't care.
if( _am_dragging ) return;
// If the primary mouse button isn't down, or the mouse is just entering
// the view, we just return... no drag is starting.
if( !_button_down || code == B_ENTERED_VIEW ) return;
// If the mouse has travelled "far enough", we start a drag. In this
// case, "far enough" is measured by the number of pixels the user's
// chosen in the "Drag Threshold" submenu of the "File" menu.
//
// A real application would probably have a slider for picking the
// threshold values.
float dx = fabs( where.x - _button_click.x );
float dy = fabs( where.y - _button_click.y );
if( dx >= _drag_threshold || dy >= _drag_threshold ) {
// Start a drag!
_bits_mutex.Lock();
_am_dragging = true;
// Create our drag message.
BMessage *drag_message = _MakeDragMessage();
// Create a new bitmap or rectangle (if the bitmap would be too
// large) to drag around.
BRect drag_rect( _bits->Bounds() );
BBitmap *drag_bitmap = _MakeDragBitmap();
_bits_mutex.Unlock();
if( drag_bitmap ) {
DragMessage( drag_message, drag_bitmap, B_OP_ALPHA, where, this );
} else {
DragMessage( drag_message, drag_rect, this );
}
delete drag_message;
}
}
void
EditorInputCenter::draw_rectangle() {
Rectf dr = drag_rect();
dr.p1 = sp_to_tp(dr.p1);
dr.p2 = sp_to_tp(dr.p2);
bool sgn_x = drag_start.x < sector_pos.x;
bool sgn_y = drag_start.y < sector_pos.y;
int x_, y_;
x_ = sgn_x ? 0 : -dr.get_width();
for (int x = dr.p1.x; x <= dr.p2.x; x++, x_++) {
y_ = sgn_y ? 0 : -dr.get_height();
for (int y = dr.p1.y; y <= dr.p2.y; y++, y_++) {
input_tile( Vector(x, y), Editor::current()->tileselect.tiles->pos(x_, y_) );
}
}
}