def paintEvent(self, e): Part.paintEvent(self, e) painter = QPainter(self) color = QColor(self._base.dark(150)) color.setAlpha(150) painter.setPen(color) painter.pen().setWidth(2) painter.drawPolyline(*tuple(self._SYNTH_POINTS)) if not self.songpart is None and self.activeLED.isHidden(): color = QColor('black') color.setAlpha(200) painter.setPen(color) rect = QRect(0, 5, self.width() - 5, self.height() - 5) painter.drawText(rect, Qt.AlignRight | Qt.AlignTop, '[%s]' % self.songpart) painter.setPen(self._base.light(150)) painter.pen().setWidth(self.margin) y = self.height() - self.margin synth = self.data for start, stop in self.paintNotes: ratio = 1 - ((stop - synth.localclock.time()) / (stop - start)) if ratio > 0 and ratio <= 1: width = (self.width() - self.margin * 2) * ratio painter.drawLine(self.margin, y, width, y) y -= (self.margin + 3) painter = None self.drawText()
def paintEvent(self, e): Part.paintEvent(self, e) painter = QPainter(self) color = QColor(self._base.dark(150)) color.setAlpha(150) painter.setPen(color) painter.pen().setWidth(2) painter.drawPolyline(*tuple(self._SYNTH_POINTS)) painter = None self.drawText()
def drawSkel(self, worm_img, worm_qimg, row_data, roi_corner=(0, 0)): if not self.skel_file or not isinstance(self.trajectories_data, pd.DataFrame): return c_ratio_y = worm_qimg.width() / worm_img.shape[1] c_ratio_x = worm_qimg.height() / worm_img.shape[0] skel_id = int(row_data['skeleton_id']) qPlg = {} with tables.File(self.skel_file, 'r') as ske_file_id: for tt in ['skeleton', 'contour_side1', 'contour_side2']: dat = ske_file_id.get_node('/' + tt)[skel_id] dat[:, 0] = (dat[:, 0] - roi_corner[0]) * c_ratio_x dat[:, 1] = (dat[:, 1] - roi_corner[1]) * c_ratio_y qPlg[tt] = QPolygonF() for p in dat: qPlg[tt].append(QPointF(*p)) if 'is_good_skel' in row_data and row_data['is_good_skel'] == 0: self.skel_colors = { 'skeleton': (102, 0, 0), 'contour_side1': (102, 0, 0), 'contour_side2': (102, 0, 0) } else: self.skel_colors = { 'skeleton': (27, 158, 119), 'contour_side1': (217, 95, 2), 'contour_side2': (231, 41, 138) } pen = QPen() pen.setWidth(2) painter = QPainter() painter.begin(worm_qimg) for tt, color in self.skel_colors.items(): pen.setColor(QColor(*color)) painter.setPen(pen) painter.drawPolyline(qPlg[tt]) pen.setColor(Qt.black) painter.setBrush(Qt.white) painter.setPen(pen) radius = 3 painter.drawEllipse(qPlg['skeleton'][0], radius, radius) painter.end()
def paintEvent(self, event): # ------------------------------------------------------------------- Painter = QPainter() Painter.begin(self) # ------------------------------------------------------------------- # Draw CROSS-MOUSE-POS if self.DRAW_CROSS: Painter.setPen( QPen( QColor(255,255,255, 255), 1, Qt.DashLine ) ); Painter.drawPolyline( QPoint(self.MOUSE_X-600, self.MOUSE_Y), QPoint( self.MOUSE_X+600, self.MOUSE_Y) ); Painter.drawPolyline( QPoint(self.MOUSE_X, self.MOUSE_Y-400), QPoint( self.MOUSE_X, self.MOUSE_Y+400) ); # ------------------------------------------------------------------- Painter.end();
def drawSkel(self, worm_img, worm_qimg, row_data, roi_corner = (0,0)): if not self.skel_file or not isinstance(self.trajectories_data, pd.DataFrame): return c_ratio_y = worm_qimg.width()/worm_img.shape[1]; c_ratio_x = worm_qimg.height()/worm_img.shape[0]; skel_id = int(row_data['skeleton_id']) qPlg = {} with tables.File(self.skel_file, 'r') as ske_file_id: for tt in ['skeleton', 'contour_side1', 'contour_side2']: dat = ske_file_id.get_node('/' + tt)[skel_id]; dat[:,0] = (dat[:,0]-roi_corner[0])*c_ratio_x dat[:,1] = (dat[:,1]-roi_corner[1])*c_ratio_y qPlg[tt] = QPolygonF() for p in dat: qPlg[tt].append(QPointF(*p)) if 'is_good_skel' in row_data and row_data['is_good_skel'] == 0: self.skel_colors = {'skeleton':(102, 0, 0 ), 'contour_side1':(102, 0, 0 ), 'contour_side2':(102, 0, 0 )} else: self.skel_colors = {'skeleton':(27, 158, 119 ), 'contour_side1':(217, 95, 2), 'contour_side2':(231, 41, 138)} pen = QPen() pen.setWidth(2) painter = QPainter() painter.begin(worm_qimg) for tt, color in self.skel_colors.items(): pen.setColor(QColor(*color)) painter.setPen(pen) painter.drawPolyline(qPlg[tt]) pen.setColor(Qt.black) painter.setBrush(Qt.white) painter.setPen(pen) radius = 3 painter.drawEllipse(qPlg['skeleton'][0], radius, radius) painter.end()
def paintEvent(self, event): # ------------------------------------------------------------------- Painter = QPainter() Painter.begin(self) # ------------------------------------------------------------------- # Draw CROSS-MOUSE-POS if self.DRAW_CROSS: Painter.setPen(QPen(QColor(255, 255, 255, 255), 1, Qt.DashLine)) Painter.drawPolyline(QPoint(self.MOUSE_X - 600, self.MOUSE_Y), QPoint(self.MOUSE_X + 600, self.MOUSE_Y)) Painter.drawPolyline(QPoint(self.MOUSE_X, self.MOUSE_Y - 400), QPoint(self.MOUSE_X, self.MOUSE_Y + 400)) # ------------------------------------------------------------------- Painter.end()
def updateColor(self, item): pixmap = QPixmap(16, 16) color = QColor() if item: color = item.backgroundColor() if not color.isValid(): color = self.palette().base().color() painter = QPainter(pixmap) painter.fillRect(0, 0, 16, 16, color) lighter = color.lighter() painter.setPen(lighter) # light frame painter.drawPolyline(QPoint(0, 15), QPoint(0, 0), QPoint(15, 0)) painter.setPen(color.darker()) # dark frame painter.drawPolyline(QPoint(1, 15), QPoint(15, 15), QPoint(15, 1)) painter.end() self.colorAction.setIcon(QIcon(pixmap))
def paintEvent(self, event = None): LogicalSize = 100.0 def logicalFromPhysical(length, side): return (length / side) * LogicalSize fm = QFontMetricsF(self.font()) ymargin = ((LogicalSize / 30.0) + logicalFromPhysical(self.leftSpinBox.height(), self.height())) ymax = (LogicalSize - logicalFromPhysical(fm.height() * 2, self.height())) width = LogicalSize / 4.0 cx, cy = LogicalSize / 2.0, LogicalSize / 3.0 ax, ay = cx - (2 * width), ymargin bx, by = cx - width, ay dx, dy = cx + width, ay ex, ey = cx + (2 * width), ymargin fx, fy = cx + (width / 2), cx + (LogicalSize / 24.0) gx, gy = fx, ymax hx, hy = cx - (width / 2), ymax ix, iy = hx, fy painter = QPainter(self) painter.setRenderHint(QPainter.Antialiasing) side = min(self.width(), self.height()) painter.setViewport((self.width() - side) / 2, (self.height() - side) / 2, side, side) painter.setWindow(0, 0, LogicalSize, LogicalSize) painter.setPen(Qt.NoPen) gradient = QLinearGradient(QPointF(0, 0), QPointF(0, 100)) gradient.setColorAt(0, Qt.white) a = self.leftSpinBox.value() gradient.setColorAt(1, (Qt.red if a != 0 else Qt.white)) painter.setBrush(QBrush(gradient)) painter.drawPolygon(QPolygon([ax, ay, bx, by, cx, cy, ix, iy])) gradient = QLinearGradient(QPointF(0, 0), QPointF(0, 100)) gradient.setColorAt(0, Qt.white) b = self.rightSpinBox.value() gradient.setColorAt(1, (Qt.blue if b != 0 else Qt.white)) painter.setBrush(QBrush(gradient)) painter.drawPolygon(QPolygon([cx, cy, dx, dy, ex, ey, fx, fy])) if (a + b) == 0: color = QColor(Qt.white) else: ashare = (a / (a + b)) * 255.0 bshare = 255.0 - ashare color = QColor(ashare, 0, bshare) gradient = QLinearGradient(QPointF(0, 0), QPointF(0, 100)) gradient.setColorAt(0, Qt.white) gradient.setColorAt(1, color) painter.setBrush(QBrush(gradient)) painter.drawPolygon(QPolygon([cx, cy, fx, fy, gx, gy, hx, hy, ix, iy])) painter.setPen(Qt.black) painter.drawPolyline(QPolygon([ax, ay, ix, iy, hx, hy])) painter.drawPolyline(QPolygon([gx, gy, fx, fy, ex, ey])) painter.drawPolyline(QPolygon([bx, by, cx, cy, dx, dy]))
def paintEvent(self, event=None): LogicalSize = 100.0 def logicalFromPhysical(length, side): return (length / side) * LogicalSize fm = QFontMetricsF(self.font()) ymargin = ( (LogicalSize / 30.0) + logicalFromPhysical(self.leftSpinBox.height(), self.height())) ymax = (LogicalSize - logicalFromPhysical(fm.height() * 2, self.height())) width = LogicalSize / 4.0 cx, cy = LogicalSize / 2.0, LogicalSize / 3.0 ax, ay = cx - (2 * width), ymargin bx, by = cx - width, ay dx, dy = cx + width, ay ex, ey = cx + (2 * width), ymargin fx, fy = cx + (width / 2), cx + (LogicalSize / 24.0) gx, gy = fx, ymax hx, hy = cx - (width / 2), ymax ix, iy = hx, fy painter = QPainter(self) painter.setRenderHint(QPainter.Antialiasing) side = min(self.width(), self.height()) painter.setViewport((self.width() - side) / 2, (self.height() - side) / 2, side, side) painter.setWindow(0, 0, LogicalSize, LogicalSize) painter.setPen(Qt.NoPen) gradient = QLinearGradient(QPointF(0, 0), QPointF(0, 100)) gradient.setColorAt(0, Qt.white) a = self.leftSpinBox.value() gradient.setColorAt(1, (Qt.red if a != 0 else Qt.white)) painter.setBrush(QBrush(gradient)) painter.drawPolygon(QPolygon([ax, ay, bx, by, cx, cy, ix, iy])) gradient = QLinearGradient(QPointF(0, 0), QPointF(0, 100)) gradient.setColorAt(0, Qt.white) b = self.rightSpinBox.value() gradient.setColorAt(1, (Qt.blue if b != 0 else Qt.white)) painter.setBrush(QBrush(gradient)) painter.drawPolygon(QPolygon([cx, cy, dx, dy, ex, ey, fx, fy])) if (a + b) == 0: color = QColor(Qt.white) else: ashare = (a / (a + b)) * 255.0 bshare = 255.0 - ashare color = QColor(ashare, 0, bshare) gradient = QLinearGradient(QPointF(0, 0), QPointF(0, 100)) gradient.setColorAt(0, Qt.white) gradient.setColorAt(1, color) painter.setBrush(QBrush(gradient)) painter.drawPolygon(QPolygon([cx, cy, fx, fy, gx, gy, hx, hy, ix, iy])) painter.setPen(Qt.black) painter.drawPolyline(QPolygon([ax, ay, ix, iy, hx, hy])) painter.drawPolyline(QPolygon([gx, gy, fx, fy, ex, ey])) painter.drawPolyline(QPolygon([bx, by, cx, cy, dx, dy]))
def drawImage(self, imageid): cache = image_cache.cache cellColoring = self.cellColoring wallColoring = self.wallColoring pointColoring = self.pointColoring ellipsisDraw = self.ellipsisDraw overSampling = self.overSampling extraDrawing = self.extraDrawing bgColor = self.bgColor.rgb() result = self.result if self.result_type == "Data": data = result img_name = result.images_name[imageid] else: data = result.data img_name = result.images[imageid] #scale = data.images_scale[img_name] min_scale = data.minScale() img = cache.image(data.image_path(img_name)) img_data = data[img_name] size = self._crop.size() pix = QImage(size*overSampling, QImage.Format_ARGB32) pix.fill(bgColor) painter = QPainter() if not painter.begin(pix): self.abort("Cannot create painter on QImage") return None, None, None painter.setRenderHints(QPainter.SmoothPixmapTransform, True) painter.setRenderHints(QPainter.Antialiasing, True) if overSampling > 1: painter.scale(overSampling, overSampling) painter.translate(-self._crop.topLeft()) painter.save() painter.translate(self.translate) log_debug("Translating: %gx%g" % (self.translate.x(), self.translate.y()) ) painter.scale(1/min_scale, 1/min_scale) painter.save() matrix = img_data.matrix() painter.setWorldTransform(matrix, True) painter.drawImage(QPoint(0,0), img) painter.restore() #pt_matrix = QTransform() #pt_matrix.scale(1/min_scale, 1/min_scale) #painter.setTransform(pt_matrix, True) cellColoring.startImage(painter, imageid) wallColoring.startImage(painter, imageid) for ed in extraDrawing: ed.startImage(painter, imageid) if self.result_type == "Growth": cells = result.cells[imageid] walls = result.walls[imageid] else: cells = img_data.cells walls = set() for cid in img_data.cells: pts = [ pt for pt in data.cells[cid] if pt in img_data ] if len(pts) > 1: for i in range(len(pts)): walls.add(data.wallId(pts[i-1], pts[i])) # Now, draw the cells and the ellipsis for cid in cells: painter.setPen(Qt.NoPen) color = cellColoring(imageid, cid) painter.setBrush(color) pts = data.cellAtTime(cid, img_data.index) if pts: pts.append(pts[0]) ppts = [] for p1,p2 in zip(pts[:-1], pts[1:]): ppts.append(img_data[p1]) ppts.extend(img_data.walls[p1,p2]) ppts.append(ppts[0]) poly = QPolygonF(ppts) painter.drawPolygon(poly) # And draw the walls wallThickness = self.wallThickness*min_scale for wid in walls: color = wallColoring(imageid, wid) if color.alpha() > 0: pen = QPen(color) pen.setWidthF(wallThickness) painter.setPen(pen) pts = [img_data[wid[0]]] + img_data.walls[wid[0], wid[1]] + [img_data[wid[1]]] #painter.drawLine(img_data[wid[0]], img_data[wid[1]]) painter.drawPolyline(*pts) # Then, draw the points pointSize = self.pointSize*min_scale pointLineColor = self.pointLineColor pointLineThickness = self.pointLineThickness*min_scale log_debug("pointSize = %g" % pointSize) for pid in img_data: color = pointColoring(imageid, pid) if color.alpha() > 0: pen = QPen(pointLineColor) pen.setWidthF(pointLineThickness) brush = QBrush(color) painter.setPen(pen) painter.setBrush(brush) pos = img_data[pid] rect = QRectF(pos.x()-pointSize, pos.y()-pointSize, 2*pointSize, 2*pointSize) painter.drawEllipse(rect) if ellipsisDraw.plot: for cid in cells: pts = data.cellAtTime(cid, img_data.index) if pts: pts.append(pts[0]) ppts = [] for p1,p2 in zip(pts[:-1], pts[1:]): ppts.append(img_data[p1]) ppts.extend(img_data.walls[p1,p2]) ppts.append(ppts[0]) #poly = QPolygonF(ppts) #painter.drawPolygon(poly) ellipsisDraw(painter, imageid, cid, ppts, min_scale) # At last, draw the extra data for ed in extraDrawing: ed(painter, imageid) tr = painter.worldTransform() painter.restore() pic_w = wallColoring.finalizeImage(painter, imageid, tr, self.crop) pic_c = cellColoring.finalizeImage(painter, imageid, tr, self.crop) for ed in extraDrawing: ed.finalizeImage(painter, imageid, tr, self.crop) painter.end() return pix, pic_w, pic_c
QPen(QBrush(QColor(255, 0, 0, 255), Qt.SolidPattern), 5.0, Qt.SolidLine, Qt.SquareCap, Qt.MiterJoin)) testpainter.drawRect(QRectF(5.0, 255.0, 240.0, 240.0)) testpainter.setBrush(QBrush(QColor(0, 0, 255, 255), Qt.SolidPattern)) testpainter.setPen( QPen(QBrush(QColor(0, 0, 0, 255), Qt.SolidPattern), 5.0, Qt.DashLine, Qt.RoundCap, Qt.RoundJoin)) testpainter.drawPolygon( QPolygonF([ QPointF(.25 * ptx, .25 * pty + 250) for (ptx, pty) in pentagonpts ])) testpainter.setBrush(Qt.NoBrush) testpainter.setPen( QPen(QBrush(QColor(255, 255, 255, 255), Qt.SolidPattern), 3.0, Qt.DashLine, Qt.RoundCap, Qt.RoundJoin)) testpainter.drawPolyline( QPolygonF([QPointF(pts, pty) for (pts, pty) in linepts])) testpainter.end() # add the image command testimgwidth = testimage.width() testimgheight = testimage.height() testimgstride = testimage.bytesPerLine() # not a good way to get the pixel data testimgdata = bytearray(testimgheight * testimgstride) k = 0 for pty in xrange(testimgheight): for ptx in xrange(testimgwidth): pixval = testimage.pixel(ptx, pty) (aval, rgbval) = divmod(pixval, 256 * 256 * 256) (rval, gbval) = divmod(rgbval, 256 * 256) (gval, bval) = divmod(gbval, 256) testimgdata[k] = bval
def drawImage(self, imageid): cache = image_cache.cache cellColoring = self.cellColoring wallColoring = self.wallColoring pointColoring = self.pointColoring ellipsisDraw = self.ellipsisDraw overSampling = self.overSampling extraDrawing = self.extraDrawing bgColor = self.bgColor.rgb() result = self.result if self.result_type == "Data": data = result img_name = result.images_name[imageid] else: data = result.data img_name = result.images[imageid] #scale = data.images_scale[img_name] min_scale = data.minScale() img = cache.image(data.image_path(img_name)) img_data = data[img_name] size = self._crop.size() pix = QImage(size * overSampling, QImage.Format_ARGB32) pix.fill(bgColor) painter = QPainter() if not painter.begin(pix): self.abort("Cannot create painter on QImage") return None, None, None painter.setRenderHints(QPainter.SmoothPixmapTransform, True) painter.setRenderHints(QPainter.Antialiasing, True) if overSampling > 1: painter.scale(overSampling, overSampling) painter.translate(-self._crop.topLeft()) painter.save() painter.translate(self.translate) log_debug("Translating: %gx%g" % (self.translate.x(), self.translate.y())) painter.scale(1 / min_scale, 1 / min_scale) painter.save() matrix = img_data.matrix() painter.setWorldTransform(matrix, True) painter.drawImage(QPoint(0, 0), img) painter.restore() #pt_matrix = QTransform() #pt_matrix.scale(1/min_scale, 1/min_scale) #painter.setTransform(pt_matrix, True) cellColoring.startImage(painter, imageid) wallColoring.startImage(painter, imageid) for ed in extraDrawing: ed.startImage(painter, imageid) if self.result_type == "Growth": cells = result.cells[imageid] walls = result.walls[imageid] else: cells = img_data.cells walls = set() for cid in img_data.cells: pts = [pt for pt in data.cells[cid] if pt in img_data] if len(pts) > 1: for i in range(len(pts)): walls.add(data.wallId(pts[i - 1], pts[i])) # Now, draw the cells and the ellipsis for cid in cells: painter.setPen(Qt.NoPen) color = cellColoring(imageid, cid) painter.setBrush(color) pts = data.cellAtTime(cid, img_data.index) if pts: pts.append(pts[0]) ppts = [] for p1, p2 in zip(pts[:-1], pts[1:]): ppts.append(img_data[p1]) ppts.extend(img_data.walls[p1, p2]) ppts.append(ppts[0]) poly = QPolygonF(ppts) painter.drawPolygon(poly) # And draw the walls wallThickness = self.wallThickness * min_scale for wid in walls: color = wallColoring(imageid, wid) if color.alpha() > 0: pen = QPen(color) pen.setWidthF(wallThickness) painter.setPen(pen) pts = [img_data[wid[0]] ] + img_data.walls[wid[0], wid[1]] + [img_data[wid[1]]] #painter.drawLine(img_data[wid[0]], img_data[wid[1]]) painter.drawPolyline(*pts) # Then, draw the points pointSize = self.pointSize * min_scale pointLineColor = self.pointLineColor pointLineThickness = self.pointLineThickness * min_scale log_debug("pointSize = %g" % pointSize) for pid in img_data: color = pointColoring(imageid, pid) if color.alpha() > 0: pen = QPen(pointLineColor) pen.setWidthF(pointLineThickness) brush = QBrush(color) painter.setPen(pen) painter.setBrush(brush) pos = img_data[pid] rect = QRectF(pos.x() - pointSize, pos.y() - pointSize, 2 * pointSize, 2 * pointSize) painter.drawEllipse(rect) if ellipsisDraw.plot: for cid in cells: pts = data.cellAtTime(cid, img_data.index) if pts: pts.append(pts[0]) ppts = [] for p1, p2 in zip(pts[:-1], pts[1:]): ppts.append(img_data[p1]) ppts.extend(img_data.walls[p1, p2]) ppts.append(ppts[0]) #poly = QPolygonF(ppts) #painter.drawPolygon(poly) ellipsisDraw(painter, imageid, cid, ppts, min_scale) # At last, draw the extra data for ed in extraDrawing: ed(painter, imageid) tr = painter.worldTransform() painter.restore() pic_w = wallColoring.finalizeImage(painter, imageid, tr, self.crop) pic_c = cellColoring.finalizeImage(painter, imageid, tr, self.crop) for ed in extraDrawing: ed.finalizeImage(painter, imageid, tr, self.crop) painter.end() return pix, pic_w, pic_c
def paintEvent(self, event): QWidget.paintEvent(self, event) width, height = self.width(), self.height() polygon = QPolygon() for i, rate in enumerate(self.loads): x = width - i * self.pointDistance y = height - rate * height if x < self.boxWidth: break polygon.append(QPoint(x, y)) painter = QPainter(self) pen = QPen() pen.setColor(Qt.darkGreen) painter.setPen(pen) painter.setRenderHint(QPainter.Antialiasing, True) #画网格 painter.setOpacity(0.5) gridSize = self.pointDistance * 4 deltaX = (width - self.boxWidth) % gridSize + self.boxWidth deltaY = height % gridSize for i in range(int(width / gridSize)): x = deltaX + gridSize * i painter.drawLine(x, 0, x, height) for j in range(int(height / gridSize)): y = j * gridSize + deltaY painter.drawLine(self.boxWidth, y, width, y) #画折线 pen.setColor(Qt.darkCyan) pen.setWidth(2) painter.setPen(pen) painter.setOpacity(1) painter.drawPolyline(polygon) #画展示框 if len(self.loads) > 0: rate = self.loads[0] else: rate = 1.0 rect1 = QRect(4, height * 0.05, self.boxWidth - 9, height * 0.7) rect2 = QRect(4, height * 0.8, self.boxWidth - 9, height * 0.2) centerX = int(rect1.width() / 2) + 1 pen.setWidth(1) for i in range(rect1.height()): if i % 4 == 0: continue if (rect1.height() - i) / rect1.height() > rate: pen.setColor(Qt.darkGreen) else: pen.setColor(Qt.green) painter.setPen(pen) for j in range(rect1.width()): if centerX - 1 <= j <= centerX + 1: continue painter.drawPoint(rect1.x() + j, rect1.y() + i) pen.setColor(Qt.black) painter.setPen(pen) painter.drawText(rect2, Qt.AlignHCenter | Qt.AlignVCenter, str(int(rate * 100)) + "%")