def test_init_domain_two_blocks(self):
""" Test that init domain generates correct domains """
correct_domain = [
'0000111101',
'0001111001',
'0001111010',
'0011110001',
'0011110010',
'0011110100',
'0111100001',
'0111100010',
'0111100100',
'0111101000',
'1111000001',
'1111000010',
'1111000100',
'1111001000',
'1111010000'
]
domain = sorted(NonogramState.init_domain(10, [4, 1]))
self.assertEqual(len(correct_domain), len(domain))
for i, element in enumerate(domain):
self.assertEqual(element, correct_domain[i])
def set_solution(self, solution):
""" Receives a solution from search and sets the node """
self.nonogram_state = NonogramState(
solution.state,
None,
solution.domains,
solution.solution_length
)
def level_loaded(self, nonogram):
""" Called whenever a level is loaded, adjust Widget size """
self.nonogram_state = NonogramState(nonogram, None)
self.compute_tile_size()
class NonogramGUI(QtGui.QFrame):
""" Implement QFrame, which is a subclass of QWidget """
status_message = pyqtSignal(str)
def __init__(self, parent):
QtGui.QFrame.__init__(self, parent)
self.dx = self.dy = 1
self.widget_width_px = self.widget_height_px = 600
self.nonogram_state = None
self.set_nonogram(True)
self.delay = 50
self.mode = C.search_mode.A_STAR
self.thread = SearchWorker(self)
self.init_ui()
def init_ui(self):
""" Initialize the UI """
self.setFocusPolicy(QtCore.Qt.StrongFocus)
size = QtCore.QSize(self.widget_width_px, self.widget_height_px)
self.setMinimumSize(size)
self.parent().adjustSize()
def level_loaded(self, nonogram):
""" Called whenever a level is loaded, adjust Widget size """
self.nonogram_state = NonogramState(nonogram, None)
self.compute_tile_size()
def compute_tile_size(self):
""" Computes tile size based on widget size and nonogram """
self.dx = self.dy = 1
x, y = self.nonogram_state.state.x, self.nonogram_state.state.y
self.dx *= (self.widget_width_px / float(x))
self.dy *= (self.widget_height_px / float(y))
def start_search(self):
""" Start the search in the worker thread """
self.status_message.emit(str('Search started'))
search = NonogramBfs(self.nonogram_state.state, self)
self.thread.search(search)
def set_solution(self, solution):
""" Receives a solution from search and sets the node """
self.nonogram_state = NonogramState(
solution.state,
None,
solution.domains,
solution.solution_length
)
def paint(self, state):
""" Receives a node and tells Qt to update the graphics """
self.nonogram_state = state
self.update()
def paintEvent(self, _): # pylint: disable=invalid-name
""" Called by the Qt event loop when the widget should be updated """
painter = QtGui.QPainter(self)
self.draw_nonogram(painter)
def resizeEvent(self, e): # pylint: disable=invalid-name
""" Handles widget resize and scales Nonogram """
self.widget_width_px = e.size().width()
self.widget_height_px = e.size().height()
self.compute_tile_size()
def draw_nonogram(self, painter):
""" Draws a Nonogram, WHITE should be treated as an error. """
colors = {
C.colors.GREY: QtGui.QColor(130, 130, 130), # Unset
C.colors.PINK: QtGui.QColor(255, 255, 150), # Drawn
C.colors.YELLOW: QtGui.QColor(255, 0, 150), # Space
C.colors.WHITE: QtGui.QColor(255, 255, 255) # No domains
}
for y, row in enumerate(self.nonogram_state.representation()):
for x, element in enumerate(row):
painter.setBrush(colors[int(element)])
painter.drawRect(x*self.dx, y*self.dy, self.dx - 1, self.dy - 1)
def set_nonogram(self, default=False):
""" Load level with a QFileDialog """
folder = res.nonograms.__path__[0]
if default:
path = folder + '/nono-heart-1.txt'
else:
path = QtGui.QFileDialog.getOpenFileName(
self.window(), "Nonogram Selector", folder, "Text files (*.txt)"
)
if not path:
return
nonogram_file = open(path, 'r')
contents = [line.strip() for line in nonogram_file.read().splitlines()]
self.level_loaded(Nonogram(contents))
filename = path.split('/')[-1]
title = 'Module 3 - Nonogram - {}'.format(filename)
self.parent().setWindowTitle(title)
self.status_message.emit(str('Loaded: {}'.format(filename)))
self.update()
def set_delay(self, delay):
""" Change delay """
self.delay = delay
self.status_message.emit('Delay: ' + str(delay))