$#include "UI.h"

class UI : public Object
{
    void SetCursor(Cursor* cursor);
    void SetFocusElement(UIElement* element, bool byKey = false);
    bool SetModalElement(UIElement* modalElement, bool enable);
    void Clear();
    void Update(float timeStep);
    void RenderUpdate();
    void Render();
    void DebugDraw(UIElement* element);
    tolua_outside UIElement* UILoadLayout @ LoadLayout(File* source, XMLFile* styleFile = 0);
    tolua_outside UIElement* UILoadLayout @ LoadLayout(const String fileName, XMLFile* styleFile = 0);
    tolua_outside UIElement* UILoadLayout @ LoadLayout(XMLFile* file, XMLFile* styleFile = 0);
    bool SaveLayout(Serializer& dest, UIElement* element);

    void SetClipboardText(const String text);
    void SetDoubleClickInterval(float interval);
    void SetDragBeginInterval(float interval);
    void SetDragBeginDistance(int pixels);
    void SetDefaultToolTipDelay(float delay);
    void SetMaxFontTextureSize(int size);
    void SetNonFocusedMouseWheel(bool nonFocusedMouseWheel);
    void SetUseSystemClipboard(bool enable);
    void SetUseScreenKeyboard(bool enable);
    void SetUseMutableGlyphs(bool enable);
    void SetForceAutoHint(bool enable);

    UIElement* GetRoot() const;
    UIElement* GetRootModalElement() const;
    Cursor* GetCursor() const;
    IntVector2 GetCursorPosition() const;
    UIElement* GetElementAt(const IntVector2& position, bool enabledOnly = true);
    UIElement* GetElementAt(int x, int y, bool enabledOnly = true);

    UIElement* GetFocusElement() const;
    UIElement* GetFrontElement() const;
    UIElement* GetDragElement(unsigned index);
    const String GetClipboardText() const;
    float GetDoubleClickInterval() const;
    float GetDragBeginInterval() const;
    int GetDragBeginDistance() const;
    float GetDefaultToolTipDelay() const;
    int GetMaxFontTextureSize() const;
    bool IsNonFocusedMouseWheel() const;
    bool GetUseSystemClipboard() const;
    bool GetUseScreenKeyboard() const;
    bool GetUseMutableGlyphs() const;
    bool GetForceAutoHint() const;
    bool HasModalElement() const;
    bool IsDragging() const;

    tolua_readonly tolua_property__get_set UIElement* root;
    tolua_readonly tolua_property__get_set UIElement* rootModalElement;
    tolua_property__get_set Cursor* cursor;
    tolua_readonly tolua_property__get_set IntVector2 cursorPosition;
    tolua_readonly tolua_property__get_set UIElement* focusElement;
    tolua_readonly tolua_property__get_set UIElement* frontElement;

    tolua_property__get_set String clipboardText;
    tolua_property__get_set float doubleClickInterval;
    tolua_property__get_set float dragBeginInterval;
    tolua_property__get_set int dragBeginDistance;
    tolua_property__get_set float defaultToolTipDelay;
    tolua_property__get_set int maxFontTextureSize;
    tolua_property__is_set bool nonFocusedMouseWheel;
    tolua_property__get_set bool useSystemClipboard;
    tolua_property__get_set bool useScreenKeyboard;
    tolua_property__get_set bool useMutableGlyphs;
    tolua_property__get_set bool forceAutoHint;
    tolua_readonly tolua_property__has_set bool modalElement;
};

UI* GetUI();
tolua_readonly tolua_property__get_set UI* ui;

${
static UIElement* UILoadLayout(UI* ui, File* source, XMLFile* styleFile)
{
    if (!source)
        return 0;

    SharedPtr<UIElement> elementPtr = ui->LoadLayout(*source, styleFile);
    if (!elementPtr)
        return 0;

    UIElement* element = elementPtr.Get();
    elementPtr.Detach();

    return element;
}

static UIElement* UILoadLayout(UI* ui, const String& fileName, XMLFile* styleFile)
{
    File file(ui->GetContext(), fileName, FILE_READ);
    if (!file.IsOpen())
        return 0;

    SharedPtr<UIElement> elementPtr = ui->LoadLayout(file, styleFile);
    if (!elementPtr)
        return 0;

    UIElement* element = elementPtr.Get();
    elementPtr.Detach();

    return element;
}

static UIElement* UILoadLayout(UI* ui, XMLFile* source, XMLFile* styleFile)
{
    if (!source)
        return 0;

    SharedPtr<UIElement> elementPtr = ui->LoadLayout(source, styleFile);
    if (!elementPtr)
        return 0;

    UIElement* element = elementPtr.Get();
    elementPtr.Detach();

    return element;
}

#define TOLUA_DISABLE_tolua_UILuaAPI_GetUI00
static int tolua_UILuaAPI_GetUI00(lua_State* tolua_S)
{
    return ToluaGetSubsystem<UI>(tolua_S);
}

#define TOLUA_DISABLE_tolua_get_ui_ptr
#define tolua_get_ui_ptr tolua_UILuaAPI_GetUI00
$}