ryzom/client/src/r2/tool_select_rotate.cpp

   1 // Ryzom - MMORPG Framework <http://dev.ryzom.com/projects/ryzom/>
   2 // Copyright (C) 2010  Winch Gate Property Limited
   3 //
   4 // This program is free software: you can redistribute it and/or modify
   5 // it under the terms of the GNU Affero General Public License as
   6 // published by the Free Software Foundation, either version 3 of the
   7 // License, or (at your option) any later version.
   8 //
   9 // This program is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU Affero General Public License for more details.
  13 //
  14 // You should have received a copy of the GNU Affero General Public License
  15 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16
  17 #include "stdpch.h"
  18 //
  19 #include "editor.h"
  20 #include "tool_select_rotate.h"
  21 #include "tool_select_move.h"
  22 //
  23 #include "../net_manager.h"
  24 #include "../motion/user_controls.h"
  25 #include "../interface_v3/interface_manager.h"
  26 #include "../entity_cl.h"
  27 #include "../entities.h"
  28 #include "displayer_visual.h"
  29
  30
  31 #ifdef DEBUG_NEW
  32 #define new DEBUG_NEW
  33 #endif
  34
  35 using namespace NLMISC;
  36
  37 namespace R2
  38 {
  39
  40 // ***************************************************************
  41 CToolSelectRotate::CToolSelectRotate()
  42 {
  43         _StartAngle = 0;
  44         _MouseStartX = -1;
  45         _State = Idle;
  46 }
  47
  48
  49 // ***************************************************************
  50 void CToolSelectRotate::updateAction(CInstance &instance)
  51 {
  52         //H_AUTO(R2_CToolSelectRotate_updateAction)
  53         CEntityCL *entity = instance.getEntity();
  54         if (entity)
  55         {
  56                 setMouseCursor("r2ed_tool_rotating.tga");
  57                 setEntityAngle(*entity, instance, (float) ((getMouseX() - _MouseStartX) * NLMISC::Pi / 180) + _StartAngle);
  58         }
  59 }
  60
  61
  62 // ***************************************************************
  63 void CToolSelectRotate::setRotateInProgress(bool rotateInProgress, CInstance &instance)
  64 {
  65         //H_AUTO(R2_CToolSelectRotate_setRotateInProgress)
  66         CDisplayerVisual *dv = instance.getDisplayerVisual();
  67         if (dv) dv->setRotateInProgress(rotateInProgress);
  68 }
  69
  70 // ***************************************************************
  71 void CToolSelectRotate::beginAction(CInstance &instance)
  72 {
  73         //H_AUTO(R2_CToolSelectRotate_beginAction)
  74         _MouseStartX = getMouseX();
  75         _StartAngle = (float) instance.getObjectTable()->toNumber("Angle");
  76         setRotateInProgress(true, instance);
  77 }
  78
  79 // ***************************************************************
  80 void CToolSelectRotate::cancelAction(CInstance &instance)
  81 {
  82         //H_AUTO(R2_CToolSelectRotate_cancelAction)
  83         CEntityCL *entity = instance.getEntity();
  84         nlassert(entity);
  85         getEditor().requestRollbackLocalNode(instance.getId(), "Angle");
  86         setRotateInProgress(false, instance);
  87 }
  88
  89 // ***************************************************************
  90 void CToolSelectRotate::commitAction(CInstance &instance)
  91 {
  92         //H_AUTO(R2_CToolSelectRotate_commitAction)
  93         getDMC().newAction(CI18N::get("uiR2EDRotateAction") + instance.getDisplayName());
  94         // nothing to do, entity already has good angle
  95         getEditor().requestCommitLocalNode(instance.getId(), "Angle");
  96         setRotateInProgress(false, instance);
  97 }
  98
  99 // ***************************************************************
 100 void CToolSelectRotate::setEntityAngle(CEntityCL &/* entity */, CInstance &instance, float angle)
 101 {
 102         //H_AUTO(R2_CToolSelectRotate_setEntityAngle)
 103         CObjectNumber *angleObject = new CObjectNumber(angle);
 104         getEditor().requestSetLocalNode(instance.getId(), "Angle", angleObject);
 105         delete angleObject;
 106 }
 107
 108 // ***************************************************************
 109 bool CToolSelectRotate::isActionPossibleOn(const CInstance &instance) const
 110 {
 111         //H_AUTO(R2_CToolSelectRotate_isActionPossibleOn)
 112         CInstance &mutableInstance = const_cast<CInstance &>(instance);
 113         CDisplayerVisual *dv = mutableInstance.getDisplayerVisual();
 114         if (dv && dv->getActualDisplayMode() != CDisplayerVisual::DisplayModeVisible)
 115         {
 116                 return false;
 117         }
 118         if (instance.getEntity() != NULL)
 119         {
 120                 return !instance.getClass()["NameToProp"]["Angle"].isNil();
 121         }
 122         return false;
 123 }
 124
 125 // ***************************************************************
 126 bool CToolSelectRotate::onMouseLeftButtonDown()
 127 {
 128         //H_AUTO(R2_CToolSelectRotate_onMouseLeftButtonDown)
 129         bool result = CToolMaintainedAction::onMouseLeftButtonDown();
 130         if (!result) return false;
 131         if (_State == ActionNotPossible)
 132         {
 133                 CTool::TSmartPtr holder(this);
 134                 cancel();
 135                 // for ergonomy, switch to the 'move' tool
 136                 getEditor().setCurrentTool(new CToolSelectMove);
 137                 return getEditor().getCurrentTool()->onMouseLeftButtonDown();
 138         }
 139         return true;
 140 }
 141
 142
 143 /////////////////////
 144 // ACTION HANDLERS //
 145 /////////////////////
 146
 147 /**
 148   * Make the select/rotate tool current
 149   */
 150 class CAHSelectRotate : public IActionHandler
 151 {
 152         virtual void execute(CCtrlBase * /* pCaller */, const std::string &/* sParams */)
 153         {
 154                 getEditor().setCurrentTool(new CToolSelectRotate);
 155         }
 156 };
 157 REGISTER_ACTION_HANDLER(CAHSelectRotate, "r2ed_select_rotate");
 158
 159 } // R2