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#include "DarkGDK.h"


	// declaring global variables and functions
    void setupGraphics(void);
	void mouse(void); // Checks mouse - no interaction
	void mouseAction(void); // Mouse interaction
	void debug(void);
	void cleanUp(void);
	
	// which sprite is clicked
	int spriteClicked = 0;
	// which sprite is hovered over
	int spriteHovered = 0;
	// which sprite was last clicked (stays checked after spriteClicked turns to nil
	int lastClicked = 0;
	


void DarkGDK ( void )
{
	// turn on sync rate and set maximum rate to 60 fps
	dbSyncOn();
	dbSyncRate(60);
    
	// disabling escapekey as standard termination
	dbDisableEscapeKey();
	
	// hides windows mousepointer
	dbHideMouse();

	// remove titlebar from window
	dbSetWindowLayout(0, 0, 0);
    
	// call function to load images and making sprites
	setupGraphics();

	// our main loop - program cycle 
	while ( LoopGDK() )
	{
	
		// pasting backdrop
		dbPasteImage(1, 0, 0);
    
        // pasting mouse and checking mouseclicks
		mouse();

		// mouse action and animation of sprites while clicked
		mouseAction();

		// use this for debugging while running app
		debug();
		

	
	

	// minimize window
		if (spriteClicked == 11) 
			 dbMinimizeWindow();

	// termination of application below - escapekey or click the 'x'
		if ( dbEscapeKey ( ) )
			break;
	
		if (spriteClicked == 10)
			break;

		
		// update the screen
		dbSync ( );
	}


	// when the user presses escape the code will break out to this location
		
	cleanUp();
		
	// return back to windows

	return;
}


void setupGraphics() // Sets up all sprites and backdrops
{
	dbSetImageColorKey (0, 0, 0);
	
	dbCD("media");

	// backdrop
	dbLoadImage("mdisk_background.bmp", 1);


	// mouse cursor
	dbLoadImage("mdisk_cursor.bmp", 100);
    dbSprite(100, dbMouseX(), dbMouseY(), 100);
	dbOffsetSprite(100, 0, 23);
	dbSetSpritePriority(100, 1);
	
	dbLoadImage("mdisk_cursorpoint.bmp", 101);
	dbSprite(101, dbMouseX(), dbMouseY(), 101);

	// termination button
	dbLoadImage("mdisk_close.bmp", 10);
	dbSprite(10, 600, 10, 10);
	dbSetSpriteAlpha(10, 100);

	// minimize button
	dbLoadImage("mdisk_minimize.bmp", 11);
	dbSprite(11, 560, 28, 11);
	dbSetSpriteAlpha(11, 100);

	// play button  ** Frame 1 = Play - Frame 2 = Pause **
	dbCreateAnimatedSprite(12, "mdisk_playpause.bmp", 2, 1, 12);
	dbSprite(12, 52, 216, 12);
	dbSetSpriteFrame(12, 2);
	
	// nfo button
	dbLoadImage("mdisk_nfonew.bmp",13);
	dbSprite(13, 41, 308, 13);
	dbRotateSprite(13, 30);

	// back button
	dbLoadImage("mdisk_back.bmp", 14);
	dbSprite(14, 50, 272, 14);

	// forward button
	dbLoadImage("mdisk_forw.bmp", 15);
	dbSprite(15, 80, 267, 15);

	
	// Treelights test
	//dbCreateAnimatedSprite(21, "mdisk_treelight.bmp", 4, 2, 21);
	//dbSprite(21, 320, 170, 21);

}
void mouse()
{

	
	// is mouse clicked? then check what it's pointing at
	if (dbMouseClick() == 1)
	{
		lastClicked = dbSpriteHit(101, 0);
		spriteClicked = dbSpriteHit(101, 0);
	}else spriteClicked = 0;
	
		
	
	spriteHovered = dbSpriteHit(101, 0);

	// Draws the mouse and the pointersprite at mouseXY
	dbSprite(100, dbMouseX() + 1, dbMouseY() - 1, 100);
	dbSprite(101, dbMouseX(), dbMouseY(), 101);
 
}

void mouseAction()
{
	
	// COLOURING SPRITE RED WHEN HOVERED BY MOUSE
	if (dbSpriteHit(101, spriteHovered) == 1)
		dbSetSpriteDiffuse(spriteHovered, 255, 200, 200);
	else dbSetSpriteDiffuse(spriteHovered, 255, 255 , 255);

   	// lowers sprite when clicked
	if (spriteClicked > 0) 
		dbOffsetSprite(spriteClicked, 0, -2);

	// puts sprites back after offsetting, checks all
	if (spriteClicked == 0) 
		for (int i = 1; i < 50; i++)
			dbOffsetSprite(i, 0, 0);

	
	// this is for changing from play to pause and vice versa
	if (spriteClicked == 0)
	
		if (lastClicked == 12)
		{	
			if (dbSpriteFrame(12) == 1)
			{
				dbSetSpriteFrame(12, 2);
				lastClicked = 0;
			}
		
			if (dbSpriteFrame(12) == 2)
				dbSetSpriteFrame(12, 1);

		}
	    
					
	
	
	
}

void debug()
{
	double mousex = dbSpriteX(101);
	double mousey = dbSpriteY(101);
	double mouseclick = dbMouseClick();
	double mouseover = dbSpriteHit(101, 0);
	double debugSpriteClicked = spriteClicked;
	double debugLastClicked = lastClicked;


	dbText(180, 0, "MouseX:");
	dbText(180, 15, "MouseY:");
	dbText(148, 30, "Mouseclick:");
	dbText(100, 45, "Points at sprite:");
	dbText(116, 60, "Sprite clicked:");
	dbText(132, 75, "Last clicked:");


	dbSetCursor(240, 0);
	dbPrint(mousex);
	dbSetCursor(240, 15);
	dbPrint(mousey);
	dbSetCursor(240, 30);
	dbPrint(mouseclick);
	dbSetCursor(240, 45);
	dbPrint(mouseover);
	dbSetCursor(240, 60);
	dbPrint(debugSpriteClicked);
	dbSetCursor(240, 75);
	dbPrint(debugLastClicked);
}

void cleanUp()
{   
	for ( int i = 1; i < 1000; i++ )
		{
			if (dbSpriteExist(i))
			dbDeleteSprite(i);
			if (dbImageExist(i))  
			dbDeleteImage(i);
		}
}

void mouse()
{
	spriteHovered = dbSpriteCollision(101, 0);
	
	if (dbMouseClick() == 1)
	{
		lastClicked = spriteHovered;
		spriteClicked = spriteHovered;
	} else spriteClicked = 0;

	int mx = dbMouseX();
	int my = dbMouseY();
	dbSprite(100, mx + 1, my - 1, 100);
	dbSprite(101, mx, my, 101);
}

dbPrint(double(spriteClicked));

char Buffer[256];

sprintf(Buffer, "Sprite clicked: %d", spriteClicked);
dbText(116, 60, Buffer);