#pragma region Copyright
/*
Toxid Game
Copyright (C) 2002-2008 Nuclex Development Labs
*/
#pragma endregion

#include "UI/UIServer.h"
#include "Main.h"
#include "UI/TitleScreen.h"

#include <Nuclex/Input/InputServer.h>
#include <Nuclex/GUI/GUIServer.h>
#include <Nuclex/Storage/XMLSerializer.h>
#include <Nuclex/Storage/StorageServer.h>
#include <Nuclex/Video/Image.h>
#include <Nuclex/Video/VertexCache.h>
#include <Nuclex/Video/VideoServer.h>

namespace Toxid {

  // ------------------------------------------------------------------------------------------- //

  namespace {

    Video::VideoDevice::PretransformedVertex V[] = {
      { 
        Point3<float>(10, 10, 1), 1,
        0xFFFFFFFF, 0xFFFFFFFF,
        Point2<float>(0, 0)
      },
      {
        Point3<float>(10, 20, 1), 1,
        0xFFFFFFFF, 0xFFFFFFFF,
        Point2<float>(0, 0)
      },
      {
        Point3<float>(20, 20, 1), 1,
        0xFFFFFFFF, 0xFFFFFFFF,
        Point2<float>(0, 0)
      },
      {
        Point3<float>(20, 10, 1), 1,
        0xFFFFFFFF, 0xFFFFFFFF,
        Point2<float>(0, 0)
      }
    };

  } // anonymous namespace

  // ------------------------------------------------------------------------------------------- //

  UIServer::UIServer(const string &sThemeFile) :
    m_Theme(
      Kernel::getInstance().getStorageServer(),
      Kernel::getInstance().getVideoServer(),
      Kernel::getInstance().getTextServer()
    ),
    m_VertexDrawer(Main::getInstance().getVideoDevice()) {

    // Load the whole theme xml file into a string
    string themeContents = stringFromStream(
      Kernel::getInstance().getStorageServer()->openStream(
        sThemeFile, Storage::Stream::AM_READ
      )
    );

    // Parse the theme into an Xml DOM
    Storage::XMLSerializer xmlDomTheme(themeContents);

    // Now we can let the DynamicTheme extract the theme description from
    // the 'theme' scope of the Xml document
    m_Theme.load(xmlDomTheme.openScope("theme"));

    // Assign a cursor to be used 
    shared_ptr<Video::Image> spCursorImage = Kernel::getInstance().getVideoServer()->loadImage(
      Kernel::getInstance().getStorageServer()->openStream("silly_cursor.png")
    );
    Main::getInstance().getVideoDevice()->setCursor(spCursorImage);
  };

  // ------------------------------------------------------------------------------------------- //

  void UIServer::renderFrame(
    const shared_ptr<Video::VideoDevice::RenderingContext> &spVideoRC,
    const shared_ptr<Audio::AudioDevice::RenderingContext> &spAudioRC
  ) {
    m_VertexDrawer.begin(spVideoRC);
    Kernel::getInstance().getGUIServer()->draw(m_VertexDrawer, m_Theme);
    m_VertexDrawer.end();
  }

  // ------------------------------------------------------------------------------------------- //

  const shared_ptr<GUI::DesktopWindow> &UIServer::getScreen() const {
    return Kernel::getInstance().getGUIServer()->getDesktopWindow();
  }

  // ------------------------------------------------------------------------------------------- //

  void UIServer::setScreen(const shared_ptr<GUI::DesktopWindow> &spScreen) {
    m_spPreviousScreen = Kernel::getInstance().getGUIServer()->getDesktopWindow();
    Kernel::getInstance().getGUIServer()->setDesktopWindow(spScreen);
  }

  // ------------------------------------------------------------------------------------------- //

} // namespace Toxid