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/*!
@file
@author Albert Semenov
@date 02/2008
*/
#include "MyGUI_LayerItem.h"
#include "MyGUI_RTTLayer.h"
#include "MyGUI_Enumerator.h"
#include "MyGUI_FactoryManager.h"
#include "MyGUI_RenderManager.h"
#include "MyGUI_Gui.h"
#include "MyGUI_LayerNode.h"
namespace MyGUI
{
RTTLayer::RTTLayer() :
mTexture(nullptr)
{
}
RTTLayer::~RTTLayer()
{
if (mTexture)
{
MyGUI::RenderManager::getInstance().destroyTexture(mTexture);
mTexture = nullptr;
}
}
void RTTLayer::deserialization(xml::ElementPtr _node, Version _version)
{
Base::deserialization(_node, _version);
MyGUI::xml::ElementEnumerator propert = _node->getElementEnumerator();
while (propert.next("Property"))
{
const std::string& key = propert->findAttribute("key");
const std::string& value = propert->findAttribute("value");
if (key == "TextureSize") setTextureSize(utility::parseValue<IntSize>(value));
#ifdef MYGUI_OGRE_PLATFORM
else if (key == "Entity") setEntity(value);
else if (key == "Material") setMaterial(value);
else if (key == "SceneManager") setSceneManager(value);
else if (key == "Camera") setCamera(value);
#endif
}
}
void RTTLayer::renderToTarget(IRenderTarget* _target, bool _update)
{
bool out_date = false;
for (VectorILayerNode::iterator iter = mChildItems.begin(); iter != mChildItems.end(); ++iter)
{
if ((*iter)->castType<LayerNode>()->isOutOfDate())
{
out_date = true;
break;
}
}
if (out_date || _update)
{
MyGUI::IRenderTarget* target = mTexture->getRenderTarget();
if (target != nullptr)
{
target->begin();
for (VectorILayerNode::iterator iter = mChildItems.begin(); iter != mChildItems.end(); ++iter)
{
(*iter)->renderToTarget(target, _update);
}
target->end();
}
}
}
ILayerItem* RTTLayer::getLayerItemByPoint(int _left, int _top) const
{
if (!mIsPick)
return nullptr;
#ifdef MYGUI_OGRE_PLATFORM
const MyGUI::IntSize& size = MyGUI::RenderManager::getInstance().getViewSize();
bool result = pickPositionInObject(_left, _top, size.width, size.height, mTextureSize.width, mTextureSize.height);
if (result)
{
return Base::getLayerItemByPoint(_left, _top);
}
#endif
return nullptr;
}
IntPoint RTTLayer::getPosition(int _left, int _top) const
{
if (!mIsPick)
return Base::getPosition(_left, _top);
#ifdef MYGUI_OGRE_PLATFORM
const MyGUI::IntSize& size = MyGUI::RenderManager::getInstance().getViewSize();
bool result = pickPositionInObject(_left, _top, size.width, size.height, mTextureSize.width, mTextureSize.height);
if (result)
{
mOldPoint.set(_left, _top);
}
#endif
return mOldPoint;
}
void RTTLayer::setTextureSize(const IntSize& _size)
{
if (mTextureSize == _size) return;
mTextureSize = _size;
if (mTexture)
{
MyGUI::RenderManager::getInstance().destroyTexture(mTexture);
mTexture = nullptr;
}
MYGUI_ASSERT(mTextureSize.width * mTextureSize.height, "RTTLayer texture size must have non-zero width and height");
std::string name = MyGUI::utility::toString((size_t)this, getClassTypeName());
mTexture = MyGUI::RenderManager::getInstance().createTexture(name);
mTexture->createManual(mTextureSize.width, mTextureSize.height, MyGUI::TextureUsage::RenderTarget, MyGUI::PixelFormat::R8G8B8A8);
#ifdef MYGUI_OGRE_PLATFORM
setTextureName(mTexture->getName());
#endif
}
} // namespace MyGUI
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