The Gnome Chemistry Utils 0.13.3
tool.h
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00001 // -*- C++ -*-
00002 
00003 /* 
00004  * GChemPaint library
00005  * tool.h 
00006  *
00007  * Copyright (C) 2001-2011 Jean Bréfort <jean.brefort@normalesup.org>
00008  *
00009  * This program is free software; you can redistribute it and/or 
00010  * modify it under the terms of the GNU General Public License as 
00011  * published by the Free Software Foundation; either version 2 of the
00012  * License, or (at your option) any later version.
00013  *
00014  * This program is distributed in the hope that it will be useful,
00015  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00016  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00017  * GNU General Public License for more details.
00018  *
00019  * You should have received a copy of the GNU General Public License
00020  * along with this program; if not, write to the Free Software
00021  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301
00022  * USA
00023  */
00024 
00025 #ifndef GCHEMPAINT_TOOL_H
00026 #define GCHEMPAINT_TOOL_H
00027 
00028 #include <gcu/macros.h>
00029 #include <gtk/gtk.h>
00030 #include <libxml/tree.h>
00031 #include <vector>
00032 #include <set>
00033 #include <string>
00034 
00035 namespace gcu {
00036         class Dialog;
00037         class Object;
00038         class UIManager;
00039 }
00040 
00041 namespace gccv {
00042         class Item;
00043 }
00044 
00046 namespace gcp {
00047 
00048 class Application;
00049 class View;
00050 class WidgetData;
00051 class Operation;
00052 
00056 class Tool
00057 {
00058 public:
00065         Tool (gcp::Application *App, std::string Id);
00069         virtual ~Tool ();
00070         
00087         bool OnClicked (View* pView, gcu::Object* pObject, double x, double y, unsigned int state);
00088 
00097         void OnDrag (double x, double y, unsigned int state);
00108         void OnMotion (View* pView, gcu::Object* pObject, double x, double y, unsigned int state);
00116         void OnLeaveNotify (View* pView, unsigned int state);
00125         void OnRelease (double x, double y, unsigned int state);
00139         bool OnRightButtonClicked (View* pView, gcu::Object* pObject, double x, double y, gcu::UIManager *UIManager);
00147         bool Activate (bool bState);
00151         std::string& GetName () {return name;}
00160         virtual bool OnRightButtonClicked (gcu::UIManager *UIManager);
00166         virtual void Activate ();
00173         virtual bool Deactivate ();
00181         void OnKeyPressed (unsigned int code) {m_nState |= code; OnChangeState ();}
00189         void OnKeyReleased (unsigned int code) {if (m_nState & code) m_nState -= code; OnChangeState ();}
00196         virtual bool OnKeyPress (GdkEventKey *event);
00203         virtual bool OnKeyRelease (GdkEventKey *event);
00213         virtual bool NotifyViewChange ();
00218         virtual bool DeleteSelection ();
00223         virtual bool CopySelection (GtkClipboard *clipboard);
00228         virtual bool CutSelection (GtkClipboard *clipboard);
00233         virtual bool PasteSelection (GtkClipboard *clipboard);
00238         virtual void AddSelection (WidgetData* data);
00243         virtual bool OnReceive (GtkClipboard *clipboard, GtkSelectionData *data, int type);
00249         virtual bool OnUndo ();
00255         virtual bool OnRedo ();
00261         virtual void PushNode (xmlNodePtr node);
00267         virtual GtkWidget *GetPropertyPage ();
00275         virtual char const *GetHelpTag () {return "";}
00280         Application * GetApplication () {return m_pApp;}
00285         virtual void OnConfigChanged () {}
00286 
00287 protected:
00297         virtual bool OnClicked ();
00304         virtual void OnDrag ();
00311         virtual void OnMotion ();
00318         virtual void OnLeaveNotify ();
00325         virtual void OnRelease ();
00330         virtual void OnChangeState ();
00331 
00332 protected:
00336         double m_x0;
00340         double m_y0;
00345         double m_x1;
00350         double m_y1;
00354         double m_x;
00358         double m_y;
00362         gcu::Object *m_pObject;
00366         gcu::Object *m_pObjectGroup;
00370         View *m_pView;
00374         WidgetData *m_pData;
00378         GtkWidget *m_pWidget;
00382         gccv::Item *m_Item;
00386         double m_dZoomFactor;
00391         bool m_bChanged;
00395         unsigned int m_nState;
00399         gcp::Application *m_pApp;
00403         std::set<std::string> ModifiedObjects;
00408         bool m_bAllowed;
00409 
00410 private:
00411         double lastx, lasty;
00412         std::string name;
00413         bool m_bPressed;
00414 
00421 GCU_PROT_PROP (bool, OwnStatus)
00422 };
00423 
00424 }       // namespace gcp
00425 
00426 #endif // GCHEMPAINT_TOOL_H