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o3de/Code/Sandbox/Editor/Objects/GizmoManager.cpp

137 lines
3.4 KiB
C++

/*
* All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
* its licensors.
*
* For complete copyright and license terms please see the LICENSE at the root of this
* distribution (the "License"). All use of this software is governed by the License,
* or, if provided, by the license below or the license accompanying this file. Do not
* remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
*
*/
// Original file Copyright Crytek GMBH or its affiliates, used under license.
#include "EditorDefs.h"
#include "GizmoManager.h"
// Editor
#include "Gizmo.h"
//////////////////////////////////////////////////////////////////////////
void CGizmoManager::Display(DisplayContext& dc)
{
FUNCTION_PROFILER(GetIEditor()->GetSystem(), PROFILE_EDITOR);
AABB bbox;
std::vector<CGizmo*> todelete;
for (Gizmos::iterator it = m_gizmos.begin(); it != m_gizmos.end(); ++it)
{
CGizmo* gizmo = *it;
if (gizmo->GetFlags() & EGIZMO_HIDDEN)
{
continue;
}
gizmo->GetWorldBounds(bbox);
if (dc.IsVisible(bbox))
{
gizmo->Display(dc);
}
if (gizmo->IsDelete())
{
todelete.push_back(gizmo);
}
}
// Delete gizmos that needs deletion.
for (int i = 0; i < todelete.size(); i++)
{
RemoveGizmo(todelete[i]);
}
}
//////////////////////////////////////////////////////////////////////////
void CGizmoManager::AddGizmo(CGizmo* gizmo)
{
m_gizmos.insert(gizmo);
}
//////////////////////////////////////////////////////////////////////////
void CGizmoManager::RemoveGizmo(CGizmo* gizmo)
{
m_gizmos.erase(gizmo);
}
//////////////////////////////////////////////////////////////////////////
int CGizmoManager::GetGizmoCount() const
{
return (int)m_gizmos.size();
}
//////////////////////////////////////////////////////////////////////////
CGizmo* CGizmoManager::GetGizmoByIndex(int nIndex) const
{
int nCount = 0;
Gizmos::iterator ii = m_gizmos.begin();
for (; ii != m_gizmos.end(); ++ii)
{
if ((nCount++) == nIndex)
{
return *ii;
}
}
return NULL;
}
//////////////////////////////////////////////////////////////////////////
bool CGizmoManager::HitTest(HitContext& hc)
{
float mindist = FLT_MAX;
HitContext ghc = hc;
bool bGizmoHit = false;
AABB bbox;
for (Gizmos::iterator it = m_gizmos.begin(); it != m_gizmos.end(); ++it)
{
CGizmo* gizmo = *it;
if (gizmo->GetFlags() & EGIZMO_SELECTABLE)
{
if (gizmo->HitTest(ghc))
{
bGizmoHit = true;
if (ghc.dist < mindist)
{
mindist = ghc.dist;
hc = ghc;
}
}
}
}
return bGizmoHit;
}
//////////////////////////////////////////////////////////////////////////
void CGizmoManager::DeleteAllTransformManipulators()
{
std::vector<CGizmo*> todelete;
for (Gizmos::iterator it = m_gizmos.begin(); it != m_gizmos.end(); ++it)
{
CGizmo* gizmo = *it;
if (gizmo->GetFlags() & EGIZMO_TRANSFORM_MANIPULATOR)
{
todelete.push_back(gizmo);
}
}
// Delete gizmos that needs deletion.
for (int i = 0; i < todelete.size(); i++)
{
RemoveGizmo(todelete[i]);
}
}