import pygame
from pygame import font

import gui

#PYGAME INITIALIZATION AND EXTRA STUFF
pygame.init()

screen = pygame.display.set_mode((800,600), pygame.DOUBLEBUF)

clock = pygame.time.Clock()

run = True



back = pygame.image.load('art/back.jpg').convert()

#END

#GUI STUFF
#This way it's easy to load the example gui skin:
import picbunStyle

picbunStyle.init(gui)

#First, we create a desktop to contain all the widgets
desktop = gui.Desktop()

#Create a label passing some parameters.
#TRICKY THING HERE: if you want to use an already defined style, just copy it, and set new parameters as you wish
labelStyleCopy = gui.defaultLabelStyle.copy()
labelStyleCopy['border-width'] = 1
labelStyleCopy['wordwrap'] = True
labelStyleCopy['autosize'] = False

label = gui.Label(position = (50,60),size = (200,100), parent = desktop, text = "Click the button for a proverb!", style = labelStyleCopy)

#Create the button
button = gui.Button(position = (50,165), size = (200,200), parent = desktop, text = "Teach me!")


button2 = gui.Button(position = (50, 190), size = (200,0), parent = desktop, text = "Quit")
button2.onClick = lambda button:pygame.quit()


#Let's create a window

button3 = gui.Button(position = (50, 220), size = (200,0), parent = desktop, text = "Demo Window")
button3.count = 0

def button3_onClick(button):
    button.count += 1
    win = gui.Window(position = (300,220), size = (400,200), parent = desktop, text = "Window %d" % button.count)
    
    gui.Label(position = (10,40), parent = win, text = "Write something in the textbox")
    
    win.textbox = gui.TextBox(position = (10, 60), parent = win) 
     
    gui.CheckBox(position = win.nextPosition(5), parent = win, text = 'Do something')
    gui.CheckBox(position = win.nextPosition(1), parent = win, text = 'Do something')
    gui.CheckBox(position = win.nextPosition(1), parent = win, text = 'Do something')

       
    b = gui.Button(position = (310,70), size = (80,0) , parent= win, text = "Say it!")
    b.onClick = lambda button :gui.Label(position = (10,30), text = win.textbox.text, parent = gui.Window(size = (win.textbox.textWidth + 20,50), parent = desktop, text = "Hello World"))
    
button3.onClick = button3_onClick

#Let's create a window

button4 = gui.Button(position = (300, 165), size = (200,0), parent = desktop, text = "Callbacks Window")

def button4_onClick(button):
    win = gui.Window(position = (300,220), size = (400,200), parent = desktop, text = "A Callback Window")
    
    gui.Label(position = (10,40), parent = win, text = "Move the window or shade it.")
    def changeTitle(text):
        def temp(window):
            window.text=text
        return temp
    win.onMove=changeTitle('I\'m Moving!')
    win.onMoveStop=changeTitle('I\'m Not Moving!')
    win.onShade=changeTitle('I\'m Shaded!')
    win.onUnshade=changeTitle('I\'m Not Shaded!')
    win.onClose= lambda button :gui.Label(position = (10,30), text = 'You closed my favorite window', parent = gui.Window(size = (200,50), parent = desktop, text = "Sob"))
    
button4.onClick = button4_onClick

#Textbox
txt = gui.TextBox(position = (50,250), size = (200, 0), parent = desktop, text = "What a wonderful")

#Checkbox
chk = gui.CheckBox(position = (50,290), size = (200,40), parent = desktop, text = "Check me if you can")

def onChkValueChanged(chk):
    button3.enabled = chk.value

chk.onValueChanged = onChkValueChanged

gui.OptionBox(position = desktop.nextPosition(5), parent = desktop, text = "Option 1", value = True)
gui.OptionBox(position = desktop.nextPosition(1), parent = desktop, text = "Option 2")
gui.OptionBox(position = desktop.nextPosition(1), parent = desktop, text = "Option 3")

def itemSelected(widget):
  label.text = "You selected the row number " + str(widget.selectedIndex)
  
gui.ListBox(position = desktop.nextPosition(5), size = (150, 100), parent = desktop,  items =["Row number %d" % i for i in range(10)]).onItemSelected = itemSelected




#EXECUTION
while run:
    clock.tick()
    gui.display.set_caption(str(int(clock.get_fps())))
    
    #Just for exit        
    for e in gui.setEvents(): #pygame.event.get()):
        if e.type == pygame.QUIT:
            run = False
    
    #UPDATE YOUR LOGIC BEFORE UPDATING THE GUI
    #...
    
    #The desktop should be the last thing you update (for performance reasons)
    #First let the gui know events occurred
    
    
    #Then update the desktop you're using
    desktop.update()
    
    #Here begins rendering
    screen.fill((20,40,50))               
    
    #YOUR RENDERING HERE!!!
    screen.blit(back, (0,0))
    #END CUSTOM RENDERING
    
    #Last thing to draw, desktop
    desktop.draw()

    #Flips!
    pygame.display.flip()

#Bye bye
pygame.quit()