native int GetMouseX()
native int GetMouseY()
native int GetWheelDelta()
native void SetMousePos(int x, int y)
native void TriggerRegisterMouseWheelEvent(trigger trig)
native void TriggerRegisterMouseEvent(trigger trig, int iButton, int state)
native int GetTriggerKey()
native bool IsKeyDown(int iKey)
native void TriggerRegisterKeyEvent(trigger trig, int iKey, int state)
native int GetScreenWidth()
native int GetScreenHeight()

native float FPS()
native float DeltaTime()
native int COLOR_ARGB(int a, int r, int g, int b)
native void ShowCursor(bool isShow)

native int GUICreateInstance(int id, int left, int top, int width, int height)
native int GUISetText(int id, bool defSize, string text, int argb)
native int GUISetTexture(int instID, int texID)
native void GUISetBounds(int id, int left, int right, int top, int bottom)
native void GUISetCallback(int id, trigger trig, int iButton)

native int GUICreateTextureFromFile(int id, string filename)
native int GUICreateEmptyTexture(int id, int argb)

#define IMG_TestTexture  = 0
#define GUI_TestButton  = 0

void InitInterface()
{
    trigger test1 = CreateTrigger();
    TriggerAddAction(test1, function GUITest);

    GUICreateTextureFromFile(IMG_TestTexture, "Textures\\human-transport-slot.png");
        
    GUICreateInstance(GUI_TestButton, 500, 500, 64, 64);
    GUISetTexture(GUI_TestButton, IMG_TestTexture);
    GUISetCallback(GUI_TestButton, test1, MB_Left);
}

#define IMG_TestTexture  = 0
#define IMG_Orange         = 1

GUI_Manager array MainGUI

void InitTextures()
{   
    GUICreateTextureFromFile(IMG_TestTexture, "Textures\\human-transport-slot.png")
    GUICreateEmptyTexture(IMG_Orange, 0xffffa500)
}

void InitInterface()
{
    MainGUI[0].AddButton(0.5, 0.5, 0.04, 0.04 * aspectRatio, IMG_TestTexture)
    MainGUI[0].SetCallback(MB_Left, function GUITest0)
    MainGUI[0].SetCallback(MB_Right, function GUITest2)
        
    MainGUI[1].AddButton(0.1, 0.2, 0.04, 0.04 * aspectRatio, IMG_Orange)
    MainGUI[1].SetCallback(MB_Left, function GUITest1)
        
    MainGUI[2].AddLabel(0.6, 0.7, 0.04, 0.04 * aspectRatio, "RenderEdge", 0xff09ff00)
    MainGUI[2].SetCallback(MB_Left, function GUITest2)
}