/* * Copyright 2011 Alex Merry * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see . */ #import "TZFoundation.h" #import "GraphRenderer.h" #import "InputDelegate.h" #import "StyleManager.h" typedef enum { SelectMode, CreateNodeMode, DrawEdgeMode, BoundingBoxMode, HandMode } InputMode; typedef enum { QuietState, SelectBoxState, ToggleSelectState, MoveSelectedNodesState, DragEdgeControlPoint1, DragEdgeControlPoint2, EdgeDragState, BoundingBoxState, CanvasDragState } MouseState; @interface GraphInputHandler: NSObject { GraphRenderer *renderer; InputMode mode; MouseState state; float edgeFuzz; NSPoint dragOrigin; Node *leaderNode; NSPoint oldLeaderPos; Edge *modifyEdge; NSMutableSet *selectionBoxContents; ResizeHandle grabbedResizeHandle; NSPoint oldOrigin; } - (id) initWithGraphRenderer:(GraphRenderer*)r; - (float) edgeFuzz; - (void) setEdgeFuzz:(float)fuzz; - (InputMode) mode; - (void) setMode:(InputMode)mode; - (void) resetState; @end // vim:ft=objc:ts=8:et:sts=4:sw=4