def main():
parser = parse_args()
pov_file: Path = parser.pov_file
stem = pov_file.stem
shadow_stem = re.sub(r'-(\d+)$', r'-shadow-\1', stem)
temp_file = pov_file.parent / (stem + '-temp.png')
temp_shadow_file = pov_file.parent / (shadow_stem + '-temp.png')
png_file = pov_file.parent / (shadow_stem + '.png')
current_images = Path(__file__).parent.parent / 'shibumi_images'
current_file = current_images / png_file.name
if current_file.exists():
png_file = current_file
args = ['povray',
'-D',
f'+I{pov_file}',
'+V',
'-W640',
'-H480',
'+ua',
f'+O{temp_file}']
run(args, check=True)
app = QApplication()
images_path = Path(__file__).parent
shadow_file = images_path / 'ball-r-shadow-1.png'
shadow = QPixmap(str(shadow_file))
rendered = QPixmap(str(temp_file))
cropped = rendered.copy(120, 20, 400, 400)
scaled = cropped.scaled(98,
102,
Qt.KeepAspectRatio,
Qt.SmoothTransformation)
painter = QPainter(shadow)
try:
painter.drawPixmap(7, 2, scaled)
finally:
painter.end()
assert app
shadow.save(str(temp_shadow_file), 'png')
temp_file.unlink()
temp_shadow_file.rename(png_file)
print(f'Generated {png_file} from {pov_file}.')
class MainWindow(QMainWindow):
def __init__(self):
super(MainWindow, self).__init__()
self.ui = Ui_MainWindow()
self.ui.setupUi(self)
self.art_scene = QGraphicsScene(self)
self.art_scene.addText('Open an image file.')
self.ui.art_view.setScene(self.art_scene)
self.symbols_scene = QGraphicsScene(self)
self.ui.symbols_view.setScene(self.symbols_scene)
self.ui.action_exit.triggered.connect(self.close)
self.ui.action_open_art.triggered.connect(self.open_image)
self.ui.action_open_words.triggered.connect(self.open_words)
self.ui.action_save.triggered.connect(self.save_pdf)
self.ui.action_save_png.triggered.connect(self.save_png)
self.ui.action_shuffle.triggered.connect(self.shuffle)
self.ui.action_sort.triggered.connect(self.sort)
self.ui.rows.valueChanged.connect(self.on_options_changed)
self.ui.columns.valueChanged.connect(self.on_options_changed)
self.ui.word_clues_radio.toggled.connect(self.on_options_changed)
self.ui.symbol_clues_radio.toggled.connect(self.on_options_changed)
self.word_layout = QGridLayout(self.ui.word_content)
self.ui.word_scroll.setWidgetResizable(True)
self.word_labels: typing.Dict[str, QLabel] = {}
self.word_shuffler = WordShuffler([])
self.clues = None
self.pixmap = self.scaled_pixmap = self.mini_pixmap = None
self.sliced_pixmap_item: typing.Optional[QGraphicsPixmapItem] = None
self.sliced_image: typing.Optional[QImage] = None
self.selection_grid: typing.Optional[SelectionGrid] = None
self.cells = []
self.art_shuffler: typing.Optional[ArtShuffler] = None
self.symbols_source_pixmap_item: typing.Optional[
QGraphicsPixmapItem] = None
self.symbols_pixmap_item: typing.Optional[QGraphicsPixmapItem] = None
self.symbols_image: typing.Optional[QImage] = None
self.symbols_shuffler: typing.Optional[ArtShuffler] = None
self.selected_row: typing.Optional[int] = None
self.selected_column: typing.Optional[int] = None
self.settings = QSettings()
self.image_path: typing.Optional[str] = self.settings.value(
'image_path')
self.words_path: typing.Optional[str] = self.settings.value(
'words_path')
self.dirty_letters = set()
self.timer = QTimer()
self.timer.setInterval(500)
self.timer.setSingleShot(True)
# noinspection PyUnresolvedReferences
self.timer.timeout.connect(self.on_dirty)
self.row_count = self.column_count = 0
self.clue_type = ClueType.words
self.ui.rows.setValue(self.settings.value('row_count', 6, int))
self.ui.columns.setValue(self.settings.value('column_count', 4, int))
clue_type_name = self.settings.value('clue_type', ClueType.words.name)
try:
clue_type = ClueType[clue_type_name]
except KeyError:
clue_type = ClueType.words
if clue_type == ClueType.words:
self.ui.word_clues_radio.setChecked(True)
else:
self.ui.symbol_clues_radio.setChecked(True)
self.row_clues: typing.List[QPixmap] = []
self.column_clues: typing.List[QPixmap] = []
self.on_options_changed()
def on_dirty(self):
for letter in self.dirty_letters:
self.word_labels[letter].setText(
self.word_shuffler.make_display(letter))
self.settings.setValue(f'word_{letter}',
self.word_shuffler[letter])
if self.dirty_letters:
self.clues = self.word_shuffler.make_clues()
self.art_shuffler.clues = dict(self.clues)
self.dirty_letters.clear()
self.on_selection_moved()
if self.pixmap is not None:
x, y, width, height = self.get_selected_fraction()
self.settings.setValue('x', x)
self.settings.setValue('y', y)
self.settings.setValue('width', width)
self.settings.setValue('height', height)
new_rows = self.ui.rows.value()
new_columns = self.ui.columns.value()
if self.ui.word_clues_radio.isChecked():
new_clue_type = ClueType.words
else:
new_clue_type = ClueType.symbols
if (new_rows, new_columns,
new_clue_type) == (self.row_count, self.column_count,
self.clue_type):
return
self.settings.setValue('row_count', new_rows)
self.settings.setValue('column_count', new_columns)
self.settings.setValue('clue_type', new_clue_type.name)
self.row_count, self.column_count = new_rows, new_columns
self.clue_type = new_clue_type
word_count = (self.row_count * self.column_count)
while self.word_layout.count():
layout_item = self.word_layout.takeAt(0)
layout_item.widget().deleteLater()
self.word_labels.clear()
self.row_clues.clear()
self.column_clues.clear()
if self.image_path is not None:
self.load_image(self.image_path)
if self.words_path is not None:
self.load_words(self.words_path)
letters = [chr(65 + i) for i in range(word_count)]
if self.word_shuffler.needs_blank:
letters.insert(0, '')
word_fields = {}
for i, letter in enumerate(letters):
word_field = QLineEdit()
self.word_layout.addWidget(word_field, i, 0)
# noinspection PyUnresolvedReferences
word_field.textEdited.connect(partial(self.on_word_edited, letter))
word_label = QLabel()
self.word_layout.addWidget(word_label, i, 1)
self.word_labels[letter] = word_label
word_fields[letter] = word_field
for i, letter in enumerate(letters):
word = self.settings.value(f'word_{letter}', '')
self.word_shuffler[letter] = word
self.dirty_letters.add(letter)
word_fields[letter].setText(word)
def on_options_changed(self, *_):
self.timer.start()
def shuffle(self):
self.clues = self.word_shuffler.make_clues()
if self.art_shuffler is not None:
self.art_shuffler.shuffle()
self.on_selection_moved()
def sort(self):
if self.art_shuffler is not None:
self.art_shuffler.sort()
self.on_selection_moved()
def open_words(self):
word_filter = 'Text files (*.txt)'
if self.words_path is None:
words_folder = None
else:
words_folder = str(Path(self.words_path).parent)
file_name, _ = QFileDialog.getOpenFileName(self,
"Open a words file.",
dir=words_folder,
filter=word_filter)
if not file_name:
return
self.settings.setValue('words_path', file_name)
self.load_words(file_name)
def load_words(self, words_path):
with open(words_path) as f:
choice = 0
if choice == 0:
self.word_shuffler = WordShuffler(f)
else:
self.word_shuffler = WordStripper(f)
def open_image(self):
formats = QImageReader.supportedImageFormats()
patterns = (f'*.{fmt.data().decode()}' for fmt in formats)
image_filter = f'Images ({" ".join(patterns)})'
if self.image_path is None:
image_folder = None
else:
image_folder = str(Path(self.image_path).parent)
file_name, _ = QFileDialog.getOpenFileName(self,
"Open an image file.",
dir=image_folder,
filter=image_filter)
if not file_name:
return
self.settings.setValue('image_path', file_name)
self.load_image(file_name)
def load_image(self, image_path):
self.pixmap = QPixmap(image_path)
if self.pixmap.isNull():
self.pixmap = None
self.image_path = image_path
self.scale_image()
def scale_image(self):
if self.pixmap is None:
return
if self.selection_grid is None:
x = self.settings.value('x', 0.0, float)
y = self.settings.value('y', 0.0, float)
width = self.settings.value('width', 1.0, float)
height = self.settings.value('height', 1.0, float)
else:
x, y, width, height = self.get_selected_fraction()
self.art_scene.clear()
self.cells.clear()
view_size = self.ui.art_view.maximumViewportSize()
if view_size.width() == 0:
return
self.art_scene.setSceneRect(0, 0, view_size.width(),
view_size.height())
display_size = QSize(view_size.width() * 0.99 / 2,
view_size.height() * 0.99)
self.scaled_pixmap = self.pixmap.scaled(
display_size, aspectMode=Qt.AspectRatioMode.KeepAspectRatio)
self.art_scene.addPixmap(self.scaled_pixmap)
scaled_size = self.scaled_pixmap.size()
self.selection_grid = SelectionGrid(scaled_size.width() * x,
scaled_size.height() * y,
scaled_size.width() * width,
scaled_size.height() * height,
row_count=self.row_count,
column_count=self.column_count)
self.selection_grid.on_moved = self.on_selection_moved
self.art_scene.addItem(self.selection_grid)
self.sliced_image = QImage(display_size,
QImage.Format.Format_ARGB32_Premultiplied)
self.check_clues()
self.art_shuffler = ArtShuffler(self.selection_grid.row_count,
self.selection_grid.column_count,
self.sliced_image,
QRect(0, 0, display_size.width(),
display_size.height()),
clues=self.clues,
row_clues=self.row_clues,
column_clues=self.column_clues)
self.sliced_pixmap_item = self.art_scene.addPixmap(
QPixmap.fromImage(self.sliced_image))
self.sliced_pixmap_item.setPos(display_size.width(), 0)
self.symbols_scene.clear()
self.symbols_source_pixmap_item = self.symbols_scene.addPixmap(
self.scaled_pixmap)
self.symbols_image = QImage(display_size,
QImage.Format.Format_ARGB32_Premultiplied)
if self.symbols_shuffler is not None:
selected_row = self.symbols_shuffler.selected_row
selected_column = self.symbols_shuffler.selected_column
else:
selected_row = 0
selected_column = None
self.symbols_shuffler = ArtShuffler(self.selection_grid.row_count,
self.selection_grid.column_count,
self.symbols_image,
QRect(0, 0, display_size.width(),
display_size.height()),
row_clues=self.row_clues,
column_clues=self.column_clues)
self.symbols_shuffler.selected_row = selected_row
self.symbols_shuffler.selected_column = selected_column
self.symbols_pixmap_item = ClickablePixmapItem(
QPixmap.fromImage(self.symbols_image))
self.symbols_pixmap_item.on_click = self.on_symbols_clicked
self.symbols_scene.addItem(self.symbols_pixmap_item)
self.symbols_pixmap_item.setPos(display_size.width(), 0)
self.on_selection_moved()
def on_symbols_clicked(self, event: QGraphicsSceneMouseEvent):
self.symbols_scene.clearSelection()
self.symbols_shuffler.select_clue(event.pos().toPoint())
self.on_selection_moved()
def on_word_edited(self, letter, word):
self.word_shuffler[letter] = word
self.dirty_letters.add(letter)
self.timer.start()
def get_selected_fraction(self):
selection_rect = self.selection_grid.rect()
selection_pos = self.selection_grid.pos()
size = self.scaled_pixmap.size()
x = (selection_pos.x() + selection_rect.x()) / size.width()
width = selection_rect.width() / size.width()
y = (selection_pos.y() + selection_rect.y()) / size.height()
height = selection_rect.height() / size.height()
return x, y, width, height
def on_selection_moved(self):
selected_pixmap = self.get_selected_pixmap()
self.art_shuffler.draw(selected_pixmap)
self.sliced_pixmap_item.setPixmap(QPixmap.fromImage(self.sliced_image))
selected_pixmap = self.get_selected_pixmap()
cell_width = (selected_pixmap.width() /
self.selection_grid.column_count)
cell_height = (selected_pixmap.height() /
self.selection_grid.row_count)
self.row_clues.clear()
self.column_clues.clear()
for i in range(self.selection_grid.row_count):
clue_image = selected_pixmap.copy(0, i * cell_height, cell_width,
cell_height)
self.row_clues.append(clue_image)
for j in range(self.selection_grid.column_count):
clue_image = selected_pixmap.copy(j * cell_width, 0, cell_width,
cell_height)
self.column_clues.append(clue_image)
self.symbols_shuffler.row_clues = self.row_clues
self.symbols_shuffler.column_clues = self.column_clues
self.symbols_shuffler.draw_grid(selected_pixmap)
self.symbols_pixmap_item.setPixmap(
QPixmap.fromImage(self.symbols_image))
self.timer.start()
def get_selected_pixmap(self) -> QPixmap:
x, y, width, height = self.get_selected_fraction()
original_size = self.pixmap.size()
selected_pixmap = self.pixmap.copy(x * original_size.width(),
y * original_size.height(),
width * original_size.width(),
height * original_size.height())
return selected_pixmap
def resizeEvent(self, event: QResizeEvent):
super().resizeEvent(event)
self.scale_image()
def save_pdf(self):
pdf_folder = self.settings.value('pdf_folder')
file_name, _ = QFileDialog.getSaveFileName(self,
"Save a PDF file.",
dir=pdf_folder,
filter='Documents (*.pdf)')
if not file_name:
return
self.settings.setValue('pdf_folder', os.path.dirname(file_name))
writer = QPdfWriter(file_name)
writer.setPageSize(QPageSize(QPageSize.Letter))
writer.setTitle('Sliced Art Puzzle')
writer.setCreator('Don Kirkby')
self.paint_puzzle(writer)
def save_png(self):
pdf_folder = self.settings.value('pdf_folder')
file_name, _ = QFileDialog.getSaveFileName(self,
"Save an image file.",
dir=pdf_folder,
filter='Images (*.png)')
if not file_name:
return
writer = QPixmap(1000, 2000)
self.paint_puzzle(writer)
writer.save(file_name)
self.settings.setValue('pdf_folder', os.path.dirname(file_name))
def paint_puzzle(self, writer: QPaintDevice):
self.check_clues()
painter = QPainter(writer)
try:
print_shuffler = ArtShuffler(self.art_shuffler.rows,
self.art_shuffler.cols,
writer,
QRect(0, 0, writer.width(),
round(writer.height() / 2)),
clues=self.clues,
row_clues=self.row_clues,
column_clues=self.column_clues)
print_shuffler.cells = self.art_shuffler.cells[:]
print_shuffler.is_shuffled = self.art_shuffler.is_shuffled
selected_pixmap = self.get_selected_pixmap()
print_shuffler.draw(selected_pixmap, painter)
print_shuffler.rect.moveTop(writer.height() / 2)
print_shuffler.draw_grid(selected_pixmap, painter)
finally:
painter.end()
def check_clues(self):
if self.clue_type == ClueType.words:
if self.clues is None:
self.clues = self.word_shuffler.make_clues()
self.row_clues.clear()
self.column_clues.clear()
else:
self.clues = None
