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ToolSelection.cpp
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//===== Copyright © 1996-2005, Valve Corporation, All rights reserved. ======//
//
// Purpose:
//
//===========================================================================//
#include "stdafx.h"
#include "Gizmo.h"
#include "GlobalFunctions.h" // FIXME: For NotifyDuplicates
#include "History.h"
#include "MainFrm.h"
#include "MapDoc.h"
#include "MapDefs.h"
#include "MapEntity.h"
#include "MapPointHandle.h"
#include "MapSolid.h"
#include "MapView2D.h"
#include "MapViewLogical.h"
#include "MapView3D.h"
#include "ObjectProperties.h"
#include "Options.h"
#include "Render2D.h"
#include "ToolSelection.h"
#include "StatusBarIDs.h"
#include "ToolManager.h"
#include "hammer.h"
#include "vgui/Cursor.h"
#include "mapdecal.h"
#include "RenderUtils.h"
#include "tier0/icommandline.h"
#include "Manifest.h"
// memdbgon must be the last include file in a .cpp file!!!
#include <tier0/memdbgon.h>
#pragma warning(disable:4244)
// For debugging mouse messages
//static int _nMouseMove = 0;
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
Selection3D::Selection3D(void)
{
// The block tool uses our bounds as the default size when starting a new
// box. Set to reasonable defaults to begin with.
m_bIsLogicalTranslating = false;
m_bInLogicalBoxSelection = false;
m_bBoxSelection = false;
m_bEyedropper = false;
m_b3DEditMode = false;
m_bSelected = false;
m_bLButtonDown = false;
m_bLeftDragged = false;
m_bDrawAsSolidBox = false;
SetDrawFlags(Box3D::expandbox | Box3D::boundstext);
SetDrawColors(Options.colors.clrToolHandle, Options.colors.clrToolSelection);
m_clrLogicalBox = Options.colors.clrToolSelection;
m_vLDownLogicalClient.Init();
m_pSelection = NULL;
}
void Selection3D::Init( CMapDoc *pDocument )
{
Box3D::Init( pDocument );
m_pSelection = pDocument->GetSelection();
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
Selection3D::~Selection3D(void)
{
}
//-----------------------------------------------------------------------------
// Purpose: Called when the tool is activated.
// Input : eOldTool - The ID of the previously active tool.
//-----------------------------------------------------------------------------
void Selection3D::OnActivate()
{
EnableHandles(true);
}
//-----------------------------------------------------------------------------
// Purpose: Called when the tool is deactivated.
// Input : eNewTool - The ID of the tool that is being activated.
//-----------------------------------------------------------------------------
void Selection3D::OnDeactivate()
{
EnableHandles(false);
}
//-----------------------------------------------------------------------------
// Purpose: Enables or disables the selection handles based on the current
// state of the tool.
//-----------------------------------------------------------------------------
void Selection3D::UpdateHandleState(void)
{
if ( !IsActiveTool() || m_pSelection->IsEditable() == false )
{
EnableHandles(false);
}
else
{
EnableHandles(true);
}
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : pView - The view that invoked the eyedropper.
// VarList -
// Output :
//-----------------------------------------------------------------------------
GDinputvariable *Selection3D::ChooseEyedropperVar(CMapView *pView, CUtlVector<GDinputvariable *> &VarList)
{
//
// Build a popup menu containing all the variable names.
//
CMenu menu;
menu.CreatePopupMenu();
int nVarCount = VarList.Count();
for (int nVar = 0; nVar < nVarCount; nVar++)
{
GDinputvariable *pVar = VarList.Element(nVar);
menu.AppendMenu(MF_STRING, nVar + 1, pVar->GetLongName());
}
//
// Invoke the popup menu.
//
CPoint point;
GetCursorPos(&point);
int nID = menu.TrackPopupMenu(TPM_LEFTALIGN | TPM_LEFTBUTTON | TPM_NONOTIFY | TPM_RETURNCMD, point.x, point.y, NULL, NULL);
if (nID == 0)
{
return NULL;
}
return VarList.Element(nID - 1);
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : pt -
// bValidOnly -
// Output : Returns the handle under the given point, -1 if there is none.
//-----------------------------------------------------------------------------
int Selection3D::HitTest(CMapView *pView, const Vector2D &ptClient, bool bTestHandles)
{
if (!IsEmpty())
{
return Box3D::HitTest(pView, ptClient, bTestHandles);
}
return FALSE;
}
bool Selection3D::HitTestLogical( CMapView *pView, const Vector2D &ptClient )
{
Vector2D vecLogicalMins, vecLogicalMaxs;
if ( !m_pSelection->GetLogicalBounds(vecLogicalMins, vecLogicalMaxs) )
return false;
// Build a rect from our bounds to hit test against.
Vector2D vecMinClient, vecMaxClient;
Vector vecMins( vecLogicalMins.x, vecLogicalMins.y, 0.0f );
Vector vecMaxs( vecLogicalMaxs.x, vecLogicalMaxs.y, 0.0f );
pView->WorldToClient( vecMinClient, vecMins );
pView->WorldToClient( vecMaxClient, vecMaxs );
CRect rect(vecMinClient.x, vecMinClient.y, vecMaxClient.x, vecMaxClient.y);
rect.NormalizeRect();
// See if the point lies within the main rect.
return rect.PtInRect( CPoint( ptClient.x, ptClient.y ) ) ? true : false;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void Selection3D::SetEmpty(void)
{
m_vTranslation.Init();
m_bIsTranslating = false;
m_pSelection->SelectObject(NULL,scClear);
UpdateSelectionBounds();
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
bool Selection3D::IsEmpty(void)
{
return (m_bBoxSelection || m_pSelection->GetCount()) ? false : true;
}
//-----------------------------------------------------------------------------
// Purpose:
// Input :
//-----------------------------------------------------------------------------
void Selection3D::UpdateSelectionBounds( void )
{
if ( !m_pSelection->GetBounds( bmins, bmaxs ) )
{
ResetBounds();
}
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : pt3 -
// Output : Returns TRUE on success, FALSE on failure.
//-----------------------------------------------------------------------------
bool Selection3D::StartBoxSelection( CMapView *pView, const Vector2D &vPoint, const Vector &vStart)
{
m_bBoxSelection = true;
Box3D::StartNew( pView, vPoint, vStart, Vector(0,0,0) );
return true;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void Selection3D::EndBoxSelection()
{
m_pDocument->UpdateAllViews( MAPVIEW_UPDATE_TOOL | MAPVIEW_UPDATE_SELECTION );
m_bBoxSelection = false;
}
//-----------------------------------------------------------------------------
// Start, end logical selection
//-----------------------------------------------------------------------------
void Selection3D::StartLogicalBoxSelection( CMapViewLogical *pView, const Vector &vStart )
{
m_bInLogicalBoxSelection = true;
m_clrLogicalBox = RGB( 50, 255, 255 );
m_vecLogicalSelBoxMins = m_vecLogicalSelBoxMaxs = vStart.AsVector2D();
}
void Selection3D::EndLogicalBoxSelection( )
{
m_clrLogicalBox = Options.colors.clrToolSelection;
m_pDocument->UpdateAllViews( MAPVIEW_UPDATE_TOOL | MAPVIEW_UPDATE_SELECTION );
m_bInLogicalBoxSelection = false;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void Selection3D::TransformSelection(void)
{
// Transform the selected objects.
const CMapObjectList *pSelList = m_pSelection->GetList();
for (int i = 0; i < pSelList->Count(); i++)
{
CUtlReference< CMapClass > ref = pSelList->Element(i);
CMapClass *pobj = ref;
pobj->Transform( GetTransformMatrix() );
}
m_pDocument->SetModifiedFlag();
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void Selection3D::TransformLogicalSelection( const Vector2D &vecTranslation )
{
// Transform the selected objects.
const CMapObjectList *pSelList = m_pSelection->GetList();
for (int i = 0; i < pSelList->Count(); i++)
{
CUtlReference< CMapClass > ref = pSelList->Element(i);
CMapClass *pObj = ref;
Vector2D vecNewPosition;
Vector2DAdd( pObj->GetLogicalPosition(), vecTranslation, vecNewPosition );
pObj->SetLogicalPosition( vecNewPosition );
}
// The transformation may have changed some entity properties (such as the "angles" key),
// so we must refresh the Object Properties dialog.
GetMainWnd()->pObjectProperties->MarkDataDirty();
}
//-----------------------------------------------------------------------------
// Purpose: Draws objects when they are selected. Odd, how this code is stuck
// in this obscure place, away from all the other 2D rendering code.
// Input : pobj - Object to draw.
// pSel -
// Output : Returns TRUE to keep enumerating.
//-----------------------------------------------------------------------------
static BOOL DrawObject(CMapClass *pobj, CRender *pRender)
{
if ( !pobj->IsVisible() )
return true;
// switch selection mode so transformed object is drawn normal
pobj->SetSelectionState( SELECT_NONE );
CRender2D *pRender2D = dynamic_cast<CRender2D*>(pRender);
if ( pRender2D )
pobj->Render2D(pRender2D);
CRender3D *pRender3D = dynamic_cast<CRender3D*>(pRender);
if ( pRender3D )
pobj->Render3D(pRender3D);
pobj->SetSelectionState( SELECT_MODIFY );
return TRUE;
}
static BOOL DrawObjectLogical( CMapClass *pObj, CRender2D *pRender2D )
{
if ( !pObj->IsVisibleLogical() )
return true;
// switch selection mode so transformed object is drawn normal
pObj->SetSelectionState( SELECT_NONE );
if ( pRender2D )
{
pObj->RenderLogical( pRender2D );
}
pObj->SetSelectionState( SELECT_MODIFY );
return TRUE;
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : *pRender -
//-----------------------------------------------------------------------------
void Selection3D::RenderTool2D(CRender2D *pRender)
{
if ( !m_pSelection->IsEmpty() && IsTranslating() && !IsBoxSelecting() )
{
//
// Even if this is not the active tool, selected objects should be rendered
// with the selection color.
//
COLORREF clr = Options.colors.clrSelection;
pRender->SetDrawColor( GetRValue(clr), GetGValue(clr), GetBValue(clr) );
VMatrix matrix = GetTransformMatrix();
pRender->BeginLocalTransfrom( matrix );
const CMapObjectList *pSelList = m_pSelection->GetList();
for (int i = 0; i < pSelList->Count(); i++)
{
CMapClass *pobj = (CUtlReference< CMapClass >)pSelList->Element(i);
DrawObject(pobj, pRender);
pobj->EnumChildren((ENUMMAPCHILDRENPROC)DrawObject, (DWORD)pRender);
}
pRender->EndLocalTransfrom();
}
else if ( !IsBoxSelecting() )
{
UpdateSelectionBounds();
}
Box3D::RenderTool2D(pRender);
}
//-----------------------------------------------------------------------------
// Render tool in visio view
//-----------------------------------------------------------------------------
void Selection3D::RenderToolLogical( CRender2D *pRender )
{
if ( !m_pSelection->IsEmpty() && m_bIsLogicalTranslating && !IsLogicalBoxSelecting() )
{
// Even if this is not the active tool, selected objects should be rendered
// with the selection color.
COLORREF clr = Options.colors.clrSelection;
pRender->SetDrawColor( GetRValue(clr), GetGValue(clr), GetBValue(clr) );
VMatrix matrix = GetTransformMatrix();
MatrixBuildTranslation( matrix, m_vLogicalTranslation.x, m_vLogicalTranslation.y, 0.0f );
pRender->BeginLocalTransfrom( matrix );
const CMapObjectList *pSelList = m_pSelection->GetList();
for (int i = 0; i < pSelList->Count(); i++)
{
CMapClass *pobj = (CUtlReference< CMapClass>)pSelList->Element(i);
DrawObjectLogical(pobj, pRender);
pobj->EnumChildren((ENUMMAPCHILDRENPROC)DrawObjectLogical, (DWORD)pRender);
}
pRender->EndLocalTransfrom();
}
Vector2D vecLogicalMins, vecLogicalMaxs;
if ( IsLogicalBoxSelecting() )
{
vecLogicalMins = m_vecLogicalSelBoxMins;
vecLogicalMaxs = m_vecLogicalSelBoxMaxs;
}
else if ( !m_pSelection->GetLogicalBounds( vecLogicalMins, vecLogicalMaxs ) )
return;
Vector mins( vecLogicalMins.x, vecLogicalMins.y, 0.0f );
Vector maxs( vecLogicalMaxs.x, vecLogicalMaxs.y, 0.0f );
Assert( pRender );
pRender->PushRenderMode( RENDER_MODE_DOTTED );
pRender->SetDrawColor( GetRValue(Options.colors.clrToolDrag), GetGValue(Options.colors.clrToolDrag), GetBValue(Options.colors.clrToolDrag) );
pRender->DrawRectangle( mins, maxs, false, 2 );
pRender->PopRenderMode();
}
//-----------------------------------------------------------------------------
// Purpose: Renders a selection gizmo at our bounds center.
// Input : pRender -
//-----------------------------------------------------------------------------
void Selection3D::RenderTool3D(CRender3D *pRender)
{
const CMapObjectList *pSelList = m_pSelection->GetList();
if ( m_bDrawAsSolidBox )
{
// while picking draw Selection tool as solid box
// so we cant pick stuff behind it
if ( pSelList->Count() )
{
pRender->PushRenderMode( RENDER_MODE_FLAT );
pRender->BeginRenderHitTarget( (CUtlReference< CMapClass>)pSelList->Element(0) );
pRender->RenderBox( bmins, bmaxs, 255,255,255, SELECT_NONE );
pRender->EndRenderHitTarget();
pRender->PopRenderMode();
}
return;
}
else if ( !m_pSelection->IsEmpty() && IsTranslating() && !IsBoxSelecting() )
{
//
// Even if this is not the active tool, selected objects should be rendered
// with the selection color.
//
COLORREF clr = Options.colors.clrSelection;
pRender->SetDrawColor( GetRValue(clr), GetGValue(clr), GetBValue(clr) );
VMatrix matrix = GetTransformMatrix();
pRender->BeginLocalTransfrom( matrix );
for (int i = 0; i < pSelList->Count(); i++)
{
CMapClass *pobj = (CUtlReference< CMapClass>)pSelList->Element(i);
DrawObject(pobj, pRender);
pobj->EnumChildren((ENUMMAPCHILDRENPROC)DrawObject, (DWORD)pRender);
}
pRender->EndLocalTransfrom();
if ( m_pDocument->m_bShowGrid && m_b3DEditMode )
RenderTranslationPlane( pRender );
}
else if ( !IsBoxSelecting() )
{
UpdateSelectionBounds();
}
if ( m_b3DEditMode )
{
Box3D::RenderTool3D(pRender);
}
}
CBaseTool *Selection3D::GetToolObject( CMapView2D *pView, const Vector2D &vPoint, bool bAttach )
{
const CMapObjectList *pSelList = m_pSelection->GetList();
for (int i = 0; i < pSelList->Count(); i++)
{
CMapClass *pObject = (CUtlReference< CMapClass>)pSelList->Element(i);
//
// Hit test against the object. nHitData will return with object-specific
// information about what was clicked on.
//
HitInfo_t HitData;
if ( pObject->HitTest2D(pView, vPoint, HitData) )
{
//
// They clicked on some part of the object. See if there is a
// tool associated with what we clicked on.
//
CBaseTool *pToolHit = HitData.pObject->GetToolObject(HitData.uData, bAttach );
if ( pToolHit != NULL )
{
return pToolHit;
}
}
}
return NULL;
}
CBaseTool *Selection3D::GetToolObjectLogical( CMapViewLogical *pView, const Vector2D &vPoint, bool bAttach )
{
const CMapObjectList *pSelList = m_pSelection->GetList();
for (int i = 0; i < pSelList->Count(); i++)
{
CMapClass *pObject = (CUtlReference< CMapClass>)pSelList->Element(i);
//
// Hit test against the object. nHitData will return with object-specific
// information about what was clicked on.
//
HitInfo_t HitData;
if ( pObject->HitTestLogical(pView, vPoint, HitData) )
{
//
// They clicked on some part of the object. See if there is a
// tool associated with what we clicked on.
//
CBaseTool *pToolHit = HitData.pObject->GetToolObject(HitData.uData, bAttach );
if ( pToolHit != NULL )
{
return pToolHit;
}
}
}
return NULL;
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : pView -
// point -
//-----------------------------------------------------------------------------
bool Selection3D::OnContextMenu2D(CMapView2D *pView, UINT nFlags, const Vector2D &vPoint)
{
// First give any selected tool helpers a chance to handle the message.
// Don't hit test against tool helpers when shift is held down
// (beginning a Clone operation).
CBaseTool *pToolHit = GetToolObject( pView, vPoint, true );
if ( pToolHit )
{
return pToolHit->OnContextMenu2D(pView, nFlags, vPoint);
}
static CMenu menu, menuSelection;
static bool bInit = false;
if (!bInit)
{
bInit = true;
menu.LoadMenu(IDR_POPUPS);
menuSelection.Attach(::GetSubMenu(menu.m_hMenu, 0));
}
if ( !pView->PointInClientRect( vPoint ) )
return false;
if (!IsEmpty() && !IsBoxSelecting())
{
if ( HitTest(pView, vPoint, false) )
{
CPoint ptScreen( vPoint.x,vPoint.y);
pView->ClientToScreen(&ptScreen);
menuSelection.TrackPopupMenu(TPM_LEFTBUTTON | TPM_RIGHTBUTTON | TPM_LEFTALIGN, ptScreen.x, ptScreen.y, pView);
return true;
}
}
return false;
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : pView -
// point -
//-----------------------------------------------------------------------------
bool Selection3D::OnContextMenuLogical(CMapViewLogical *pView, UINT nFlags, const Vector2D &vPoint)
{
// First give any selected tool helpers a chance to handle the message.
// Don't hit test against tool helpers when shift is held down
// (beginning a Clone operation).
CBaseTool *pToolHit = GetToolObjectLogical( pView, vPoint, true );
if ( pToolHit )
return pToolHit->OnContextMenuLogical(pView, nFlags, vPoint);
static CMenu menu, menuSelection;
static bool bInit = false;
if (!bInit)
{
bInit = true;
menu.LoadMenu(IDR_POPUPS);
menuSelection.Attach(::GetSubMenu(menu.m_hMenu, 8));
}
if ( !pView->PointInClientRect( vPoint ) )
return false;
if (!IsEmpty() && !IsLogicalBoxSelecting())
{
if ( HitTestLogical( pView, vPoint ) )
{
CPoint ptScreen( vPoint.x, vPoint.y );
pView->ClientToScreen(&ptScreen);
menuSelection.TrackPopupMenu(TPM_LEFTBUTTON | TPM_RIGHTBUTTON | TPM_LEFTALIGN, ptScreen.x, ptScreen.y, pView);
return true;
}
}
return false;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void Selection3D::SelectInBox(CMapDoc *pDoc, bool bInsideOnly)
{
BoundBox box(*this);
EndBoxSelection();
//
// Make selection box "infinite" in 0-depth axes, of which there
// should not be more than 1.
//
int countzero = 0;
for(int i = 0; i < 3; i++)
{
if (box.bmaxs[i] == box.bmins[i])
{
box.bmins[i] = -COORD_NOTINIT;
box.bmaxs[i] = COORD_NOTINIT;
++countzero;
}
}
if (countzero <= 1)
{
pDoc->SelectRegion(&box, bInsideOnly);
}
UpdateSelectionBounds();
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void Selection3D::SelectInLogicalBox(CMapDoc *pDoc, bool bInsideOnly)
{
Vector2D mins = m_vecLogicalSelBoxMins;
Vector2D maxs = m_vecLogicalSelBoxMaxs;
// Make selection box "infinite" in 0-depth axes, of which there
// should not be more than 1.
int countzero = 0;
for (int i = 0; i < 2; i++)
{
if (maxs[i] == mins[i])
{
mins[i] = -COORD_NOTINIT;
maxs[i] = COORD_NOTINIT;
++countzero;
}
}
if (countzero <= 1)
{
pDoc->SelectLogicalRegion( mins, maxs, bInsideOnly );
}
UpdateSelectionBounds();
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void Selection3D::NudgeObjects(CMapView *pView, int nChar, bool bSnap, bool bClone)
{
Vector vecDelta, vVert, vHorz, vThrd;
pView->GetBestTransformPlane( vHorz, vVert, vThrd );
m_pDocument->GetNudgeVector( vHorz, vVert, nChar, bSnap, vecDelta);
m_pDocument->NudgeObjects(vecDelta, bClone);
CMapView2DBase *pView2D = dynamic_cast<CMapView2DBase*>(pView);
if ( !pView2D )
return;
// Try to keep the selection fully in the view if it started that way.
bool bFullyVisible = pView2D->IsBoxFullyVisible(bmins, bmaxs);
// Make sure it can still fit entirely in the view after nudging and don't scroll the
// view if it can't. This second check is probably unnecessary, but it can't hurt,
// and there might be cases where the selection changes size after a nudge operation.
if (bFullyVisible && pView2D->CanBoxFitInView(bmins, bmaxs))
{
pView2D->LockWindowUpdate();
pView2D->EnsureVisible(bmins, 25);
pView2D->EnsureVisible(bmaxs, 25);
pView2D->UnlockWindowUpdate();
}
}
//-----------------------------------------------------------------------------
// Purpose: Handles key down events in the 2D view.
// Input : Per CWnd::OnKeyDown.
// Output : Returns true on success, false on failure.
//-----------------------------------------------------------------------------
bool Selection3D::OnKeyDown2D(CMapView2D *pView, UINT nChar, UINT nRepCnt, UINT nFlags)
{
bool bShift = ((GetKeyState(VK_SHIFT) & 0x8000) != 0);
bool bCtrl = ((GetKeyState(VK_CONTROL) & 0x8000) != 0);
if (Options.view2d.bNudge && (nChar == VK_UP || nChar == VK_DOWN || nChar == VK_LEFT || nChar == VK_RIGHT))
{
if (!IsEmpty())
{
bool bSnap = m_pDocument->IsSnapEnabled() && !bCtrl;
NudgeObjects(pView, nChar, bSnap, bShift);
return true;
}
}
switch (nChar)
{
// TODO: do we want this here or in the view?
case VK_DELETE:
{
m_pDocument->OnCmdMsg(ID_EDIT_DELETE, CN_COMMAND, NULL, NULL);
break;
}
case VK_NEXT:
{
m_pDocument->OnCmdMsg(ID_EDIT_SELNEXT, CN_COMMAND, NULL, NULL);
break;
}
case VK_PRIOR:
{
m_pDocument->OnCmdMsg(ID_EDIT_SELPREV, CN_COMMAND, NULL, NULL);
break;
}
case VK_ESCAPE:
{
OnEscape(m_pDocument);
break;
}
case VK_RETURN:
{
if (IsBoxSelecting())
{
SelectInBox(m_pDocument, bShift);
UpdateHandleState();
}
break;
}
default:
{
return false;
}
}
return true;
}
//-----------------------------------------------------------------------------
// Purpose: Handles key down events in the logical view.
// Input : Per CWnd::OnKeyDown.
// Output : Returns true on success, false on failure.
//-----------------------------------------------------------------------------
bool Selection3D::OnKeyDownLogical(CMapViewLogical *pView, UINT nChar, UINT nRepCnt, UINT nFlags)
{
bool bShift = ((GetKeyState(VK_SHIFT) & 0x8000) != 0);
bool bAlt = GetKeyState(VK_MENU) < 0;
/* FIXME
if ( Options.view2d.bNudge && ( nChar == VK_UP || nChar == VK_DOWN || nChar == VK_LEFT || nChar == VK_RIGHT ) )
{
if (!IsEmpty())
{
NudgeObjects2D(pView, nChar, !bCtrl, bShift);
return true;
}
}
*/
switch (nChar)
{
// TODO: do we want this here or in the view?
case VK_DELETE:
m_pDocument->OnCmdMsg(ID_EDIT_DELETE, CN_COMMAND, NULL, NULL);
break;
case VK_NEXT:
m_pDocument->OnCmdMsg( bAlt ? ID_EDIT_SELNEXT_CASCADING : ID_EDIT_SELNEXT, CN_COMMAND, NULL, NULL);
break;
case VK_PRIOR:
m_pDocument->OnCmdMsg( bAlt ? ID_EDIT_SELPREV_CASCADING : ID_EDIT_SELPREV, CN_COMMAND, NULL, NULL);
break;
case VK_ESCAPE:
OnEscape( m_pDocument );
break;
case VK_RETURN:
if ( m_bInLogicalBoxSelection )
{
EndLogicalBoxSelection( );
SelectInLogicalBox( m_pDocument, bShift );
}
break;
default:
return false;
}
return true;
}
//-----------------------------------------------------------------------------
// Purpose: Handles left button down events in the 2D view.
// Input : Per CWnd::OnLButtonDown.
// Output : Returns true if the message was handled, false if not.
//-----------------------------------------------------------------------------
bool Selection3D::OnLMouseDown2D(CMapView2D *pView, UINT nFlags, const Vector2D &vPoint)
{
// First give any selected tool helpers a chance to handle the message.
// Don't hit test against tool helpers when shift is held down
// (beginning a Clone operation).
if (!(nFlags & MK_SHIFT))
{
CBaseTool *pToolHit = GetToolObject( pView, vPoint, true );
if (pToolHit)
{
// There is a tool. Attach the object to the tool and forward
// the message to the tool.
return pToolHit->OnLMouseDown2D(pView, nFlags, vPoint);
}
}
Tool3D::OnLMouseDown2D(pView, nFlags, vPoint);
m_bSelected = false;
if ( IsBoxSelecting() )
{
// if we click outside of the current selection box, remove old box
if ( !HitTest(pView, vPoint, true) )
{
EndBoxSelection();
}
}
if (nFlags & MK_CONTROL)
{
// add object under cursor to selection
m_bSelected = pView->SelectAt(vPoint, false, false);
UpdateHandleState();
}
else if ( IsEmpty() || !HitTest(pView,vPoint, true) )
{
// start new selection
m_TranslateMode = modeScale;
m_bSelected = pView->SelectAt(vPoint, true, false);
UpdateHandleState();
}
return true;
}
//-----------------------------------------------------------------------------
// Purpose: Returns the constraints flags for the translation.
// Input : bDisableSnap -
// nKeyFlags -
//-----------------------------------------------------------------------------
unsigned int Selection3D::GetConstraints(unsigned int nKeyFlags)
{
unsigned int uConstraints = Tool3D::GetConstraints( nKeyFlags );
if ( m_TranslateMode==modeRotate )
{
// backwards capability, SHIFT turns snapping off during rotation
if ( (nKeyFlags & MK_SHIFT) || !Options.view2d.bRotateConstrain )
{
uConstraints = 0;
}
}
if ( uConstraints & constrainSnap )
{
if ( m_pSelection->GetCount() == 1)
{
CMapClass *pObject = (CUtlReference< CMapClass>)m_pSelection->GetList()->Element(0);
if (pObject->ShouldSnapToHalfGrid())
{
uConstraints |= constrainHalfSnap;
}
}
}
return uConstraints;
}
//-----------------------------------------------------------------------------
// Purpose: Handles mouse move events in the 2D view.
// Input : Per CWnd::OnMouseMove.
// Output : Returns true if the message was handled, false if not.
//-----------------------------------------------------------------------------
bool Selection3D::OnMouseMove2D(CMapView2D *pView, UINT nFlags, const Vector2D &vPoint)
{
Tool3D::OnMouseMove2D(pView, nFlags, vPoint);
bool IsEditable = m_pSelection->IsEditable();
vgui::HCursor hCursor = vgui::dc_arrow;
bool bCtrl = (GetAsyncKeyState(VK_CONTROL) & 0x8000) ? true : false;
unsigned int uConstraints = GetConstraints( nFlags);
// Convert to world coords.
Vector vecWorld;
pView->ClientToWorld(vecWorld, vPoint);
//
// Update status bar position display.
//
char szBuf[128];
sprintf(szBuf, " @%.0f, %.0f ", vecWorld[pView->axHorz], vecWorld[pView->axVert]);
SetStatusText(SBI_COORDS, szBuf);
//
// If we are currently dragging the selection (moving, scaling, rotating, or shearing)
// update that operation based on the current cursor position and keyboard state.
//
if ( IsTranslating() )
{
Tool3D::UpdateTranslation( pView, vPoint, uConstraints );