/*************************************************************************/ /* node_2d.cpp */ /*************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* http://www.godotengine.org */ /*************************************************************************/ /* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */ /* */ /* Permission is hereby granted, free of charge, to any person obtaining */ /* a copy of this software and associated documentation files (the */ /* "Software"), to deal in the Software without restriction, including */ /* without limitation the rights to use, copy, modify, merge, publish, */ /* distribute, sublicense, and/or sell copies of the Software, and to */ /* permit persons to whom the Software is furnished to do so, subject to */ /* the following conditions: */ /* */ /* The above copyright notice and this permission notice shall be */ /* included in all copies or substantial portions of the Software. */ /* */ /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ /*************************************************************************/ #include "node_2d.h" #include "servers/visual_server.h" #include "scene/gui/control.h" #include "scene/main/viewport.h" #include "message_queue.h" void Node2D::edit_set_pivot(const Point2& p_pivot) { } Point2 Node2D::edit_get_pivot() const { return Point2(); } bool Node2D::edit_has_pivot() const { return false; } Variant Node2D::edit_get_state() const { Array state; state.push_back(pos); state.push_back(angle); state.push_back(scale); return state; } void Node2D::edit_set_state(const Variant& p_state) { Array state = p_state; ERR_FAIL_COND( state.size() != 3); pos = state[0]; angle = state[1]; scale = state[2]; _update_transform(); _change_notify("transform/rot"); _change_notify("transform/scale"); _change_notify("transform/pos"); } void Node2D::edit_set_rect(const Rect2& p_edit_rect) { Rect2 r = get_item_rect(); Vector2 zero_offset; if (r.size.x!=0) zero_offset.x = -r.pos.x / r.size.x; if (r.size.y!=0) zero_offset.y = -r.pos.y / r.size.y; Size2 new_scale(1,1); if (r.size.x!=0) new_scale.x = p_edit_rect.size.x / r.size.x; if (r.size.y!=0) new_scale.y = p_edit_rect.size.y / r.size.y; Point2 new_pos = p_edit_rect.pos + p_edit_rect.size*zero_offset;//p_edit_rect.pos - r.pos; Matrix32 postxf; postxf.set_rotation_and_scale(angle,scale); new_pos = postxf.xform(new_pos); pos+=new_pos; scale*=new_scale; _update_transform(); _change_notify("transform/scale"); _change_notify("transform/pos"); } void Node2D::edit_rotate(float p_rot) { angle+=p_rot; _update_transform(); _change_notify("transform/rot"); } void Node2D::_update_xform_values() { pos=_mat.elements[2]; angle=_mat.get_rotation(); scale=_mat.get_scale(); _xform_dirty=false; } void Node2D::_update_transform() { Matrix32 mat(angle,pos); _mat.set_rotation_and_scale(angle,scale); _mat.elements[2]=pos; VisualServer::get_singleton()->canvas_item_set_transform(get_canvas_item(),_mat); if (!is_inside_scene()) return; _notify_transform(); } void Node2D::set_pos(const Point2& p_pos) { if (_xform_dirty) ((Node2D*)this)->_update_xform_values(); pos=p_pos; _update_transform(); _change_notify("transform/pos"); } void Node2D::set_rot(float p_angle) { if (_xform_dirty) ((Node2D*)this)->_update_xform_values(); angle=p_angle; _update_transform(); _change_notify("transform/rot"); } void Node2D::set_scale(const Size2& p_scale) { if (_xform_dirty) ((Node2D*)this)->_update_xform_values(); scale=p_scale; if (scale.x==0) scale.x=CMP_EPSILON; if (scale.y==0) scale.y=CMP_EPSILON; _update_transform(); _change_notify("transform/scale"); } Point2 Node2D::get_pos() const { if (_xform_dirty) ((Node2D*)this)->_update_xform_values(); return pos; } float Node2D::get_rot() const { if (_xform_dirty) ((Node2D*)this)->_update_xform_values(); return angle; } Size2 Node2D::get_scale() const { if (_xform_dirty) ((Node2D*)this)->_update_xform_values(); return scale; } void Node2D::_set_rotd(float p_angle) { set_rot(Math::deg2rad(p_angle)); } float Node2D::_get_rotd() const { return Math::rad2deg(get_rot()); } void Node2D::_notification(int p_what) { switch(p_what) { } } Matrix32 Node2D::get_transform() const { return _mat; } Rect2 Node2D::get_item_rect() const { if (get_script_instance()) { Variant::CallError err; Rect2 r = get_script_instance()->call("_get_item_rect",NULL,0,err); if (err.error==Variant::CallError::CALL_OK) return r; } return Rect2(Point2(-32,-32),Size2(64,64)); } void Node2D::rotate(float p_degrees) { set_rot( get_rot() + p_degrees); } void Node2D::move_x(float p_delta,bool p_scaled){ Matrix32 t = get_transform(); Vector2 m = t[0]; if (!p_scaled) m.normalize(); set_pos(t[2]+m*p_delta); } void Node2D::move_y(float p_delta,bool p_scaled){ Matrix32 t = get_transform(); Vector2 m = t[1]; if (!p_scaled) m.normalize(); set_pos(t[2]+m*p_delta); } Point2 Node2D::get_global_pos() const { return get_global_transform().get_origin(); } void Node2D::set_transform(const Matrix32& p_transform) { _mat=p_transform; _xform_dirty=true; VisualServer::get_singleton()->canvas_item_set_transform(get_canvas_item(),_mat); if (!is_inside_scene()) return; _notify_transform(); } void Node2D::set_global_transform(const Matrix32& p_transform) { CanvasItem *pi = get_parent_item(); if (pi) set_transform( pi->get_global_transform().affine_inverse() * p_transform); else set_transform(p_transform); } void Node2D::_bind_methods() { ObjectTypeDB::bind_method(_MD("_get_rotd"),&Node2D::_get_rotd); ObjectTypeDB::bind_method(_MD("_set_rotd"),&Node2D::_set_rotd); ObjectTypeDB::bind_method(_MD("set_pos","pos"),&Node2D::set_pos); ObjectTypeDB::bind_method(_MD("set_rot","rot"),&Node2D::set_rot); ObjectTypeDB::bind_method(_MD("set_scale","scale"),&Node2D::set_scale); ObjectTypeDB::bind_method(_MD("get_pos"),&Node2D::get_pos); ObjectTypeDB::bind_method(_MD("get_rot"),&Node2D::get_rot); ObjectTypeDB::bind_method(_MD("get_scale"),&Node2D::get_scale); ObjectTypeDB::bind_method(_MD("rotate","degrees"),&Node2D::rotate); ObjectTypeDB::bind_method(_MD("move_local_x","delta","scaled"),&Node2D::move_x,DEFVAL(false)); ObjectTypeDB::bind_method(_MD("move_local_y","delta","scaled"),&Node2D::move_y,DEFVAL(false)); ObjectTypeDB::bind_method(_MD("get_global_pos"),&Node2D::get_global_pos); ObjectTypeDB::bind_method(_MD("set_transform","xform"),&Node2D::set_transform); ObjectTypeDB::bind_method(_MD("set_global_transform","xform"),&Node2D::set_global_transform); ObjectTypeDB::bind_method(_MD("edit_set_pivot"),&Node2D::edit_set_pivot); ADD_PROPERTY(PropertyInfo(Variant::VECTOR2,"transform/pos"),_SCS("set_pos"),_SCS("get_pos")); ADD_PROPERTY(PropertyInfo(Variant::REAL,"transform/rot",PROPERTY_HINT_RANGE,"-1440,1440,0.1"),_SCS("_set_rotd"),_SCS("_get_rotd")); ADD_PROPERTY(PropertyInfo(Variant::VECTOR2,"transform/scale"),_SCS("set_scale"),_SCS("get_scale")); } Node2D::Node2D() { angle=0; scale=Vector2(1,1); _xform_dirty=false; }