def drawSizeInfo(self):
sizeInfoAreaWidth = 200
sizeInfoAreaHeight = 30
spacing = 5
rect = self.selected_area.normalized()
sizeInfoArea = QRect(rect.left(),
rect.top() - spacing - sizeInfoAreaHeight,
sizeInfoAreaWidth, sizeInfoAreaHeight)
if sizeInfoArea.top() < 0:
sizeInfoArea.moveTopLeft(rect.topLeft() + QPoint(spacing, spacing))
if sizeInfoArea.right() >= self.screenPixel.width():
sizeInfoArea.moveTopLeft(rect.topLeft() -
QPoint(spacing, spacing) -
QPoint(sizeInfoAreaWidth, 0))
if sizeInfoArea.left() < spacing:
sizeInfoArea.moveLeft(spacing)
if sizeInfoArea.top() < spacing:
sizeInfoArea.moveTop(spacing)
self.items_to_remove.append(
self.graphics_scene.addRect(QRectF(sizeInfoArea), QPen(Qt.white),
QBrush(Qt.black)))
sizeInfo = self.graphics_scene.addSimpleText(' {0} x {1}'.format(
rect.width() * self.scale,
rect.height() * self.scale))
sizeInfo.setPos(sizeInfoArea.topLeft() + QPoint(0, 2))
sizeInfo.setPen(QPen(QColor(255, 255, 255), 2))
self.items_to_remove.append(sizeInfo)
def erase_cursor_rect(self, pos: Tuple[int, int]):
painter = QPainter(self.cursors_pixmap)
cursor_rect = QRect(self.byte_rect)
h = cursor_rect.height()
i, j = pos
cursor_rect.moveTopLeft(QPoint(i * self.byte_advance, j * h))
painter.setCompositionMode(QPainter.CompositionMode_Source)
painter.setPen(Qt.NoPen)
painter.setBrush(Qt.transparent)
painter.drawRect(cursor_rect)
painter.setCompositionMode(QPainter.CompositionMode_SourceOver)
def print_to_pixmap(self, painter, byte_addr, string, pen):
index = self.byte_index(byte_addr)
byte_rect = QRect(self.byte_rect)
h = byte_rect.height()
painter.setBrush(BRUSH_EMPTY)
for digit1, digit2 in pairs(string):
i, j = next(index)
txt = digit1 + digit2
byte_rect.moveTopLeft(QPoint(i * self.byte_advance, j * h))
painter.setPen(Qt.NoPen)
painter.drawRect(byte_rect)
painter.setPen(pen)
painter.drawText(byte_rect, Qt.AlignCenter, f'{txt}')
def draw_cursor_rect(self, pos: Tuple[int, int], brush, addr):
painter = QPainter(self.cursors_pixmap)
cursor_rect = QRect(self.byte_rect)
h = cursor_rect.height()
i, j = pos
cursor_rect.moveTopLeft(QPoint(i * self.byte_advance, j * h))
painter.setPen(Qt.NoPen)
painter.setBrush(brush)
painter.drawRect(cursor_rect)
painter.setFont(self.font)
txt = self.bytes_field[addr][0]
painter.setPen(PEN_BCK)
painter.drawText(cursor_rect, Qt.AlignCenter, f'{txt}')
painter.end()
