void GraphEdit::_connections_layer_draw() { Color activity_color = get_color("activity"); //draw connections List<List<Connection>::Element *> to_erase; for (List<Connection>::Element *E = connections.front(); E; E = E->next()) { NodePath fromnp(E->get().from); Node *from = get_node(fromnp); if (!from) { to_erase.push_back(E); continue; } GraphNode *gfrom = Object::cast_to<GraphNode>(from); if (!gfrom) { to_erase.push_back(E); continue; } NodePath tonp(E->get().to); Node *to = get_node(tonp); if (!to) { to_erase.push_back(E); continue; } GraphNode *gto = Object::cast_to<GraphNode>(to); if (!gto) { to_erase.push_back(E); continue; } Vector2 frompos = gfrom->get_connection_output_position(E->get().from_port) + gfrom->get_offset() * zoom; Color color = gfrom->get_connection_output_color(E->get().from_port); Vector2 topos = gto->get_connection_input_position(E->get().to_port) + gto->get_offset() * zoom; Color tocolor = gto->get_connection_input_color(E->get().to_port); if (E->get().activity > 0) { color = color.linear_interpolate(activity_color, E->get().activity); tocolor = tocolor.linear_interpolate(activity_color, E->get().activity); } _draw_cos_line(connections_layer, frompos, topos, color, tocolor); } while (to_erase.size()) { connections.erase(to_erase.front()->get()); to_erase.pop_front(); } }
void GraphEdit::_top_layer_draw() { _update_scroll(); if (connecting) { Node *fromn = get_node(connecting_from); ERR_FAIL_COND(!fromn); GraphNode *from = fromn->cast_to<GraphNode>(); ERR_FAIL_COND(!from); Vector2 pos; if (connecting_out) pos=from->get_connection_output_pos(connecting_index); else pos=from->get_connection_input_pos(connecting_index); pos+=from->get_pos(); Vector2 topos; topos=connecting_to; Color col=connecting_color; if (connecting_target) { col.r+=0.4; col.g+=0.4; col.b+=0.4; } _draw_cos_line(pos,topos,col); } List<List<Connection>::Element* > to_erase; for(List<Connection>::Element *E=connections.front();E;E=E->next()) { NodePath fromnp(E->get().from); Node * from = get_node(fromnp); if (!from) { to_erase.push_back(E); continue; } GraphNode *gfrom = from->cast_to<GraphNode>(); if (!gfrom) { to_erase.push_back(E); continue; } NodePath tonp(E->get().to); Node * to = get_node(tonp); if (!to) { to_erase.push_back(E); continue; } GraphNode *gto = to->cast_to<GraphNode>(); if (!gto) { to_erase.push_back(E); continue; } Vector2 frompos=gfrom->get_connection_output_pos(E->get().from_port)+gfrom->get_pos(); Color color = gfrom->get_connection_output_color(E->get().from_port); Vector2 topos=gto->get_connection_input_pos(E->get().to_port)+gto->get_pos(); _draw_cos_line(frompos,topos,color); } while(to_erase.size()) { connections.erase(to_erase.front()->get()); to_erase.pop_front(); } if (box_selecting) top_layer->draw_rect(box_selecting_rect,Color(0.7,0.7,1.0,0.3)); }