def set_position(self, location): if self._element: element_location = self._element.location # scroll to element if Point.from_(location) == element_location: # hide header which hides actual element self._driver.execute_script( "arguments[0].style.transform='translate(0px,0px)';", self._scroll_root_element, ) return Point.from_(element_location) return super(CSSMobileSafariPositionProvider, self).set_position(location)
def parse_location_string(position): # type: (Union[Text, Dict]) -> Point if isinstance(position, dict): return Point.from_(position) xy = position.split(";") if len(xy) != 2: raise WebDriverException("Could not get scroll position!") return Point(round(float(xy[0])), round(float(xy[1])))
def convert_location(self, location, from_, to): # noqa: C901 # type: (Point, CoordinatesType, CoordinatesType) -> Point argument_guard.not_none(location) argument_guard.not_none(from_) argument_guard.not_none(to) result = Point.from_(location) if from_ == to: return result # If we're not inside a frame, and the screenshot is the entire # page, then the context as-is/relative are the same (notice # screenshot as-is might be different, e.g., # if it is actually a sub-screenshot of a region). if (len(self.frame_chain) == 0 and self._screenshot_type == ScreenshotType.ENTIRE_FRAME): if (from_ == self.CONTEXT_RELATIVE or from_ == self.CONTEXT_AS_IS) and to == self.SCREENSHOT_AS_IS: # If this is not a sub-screenshot, this will have no effect. result = result.offset(self._frame_location_in_screenshot) # If this is not a region subscreenshot, this will have no effect. result = result.offset(-self.region_window.left, -self.region_window.top) elif from_ == self.SCREENSHOT_AS_IS and ( to == self.CONTEXT_RELATIVE or to == self.CONTEXT_AS_IS): result = result.offset(-self._frame_location_in_screenshot) return result if from_ == self.CONTEXT_AS_IS: if to == self.CONTEXT_RELATIVE: result = result.offset(self._current_frame_scroll_position) elif to == self.SCREENSHOT_AS_IS: result = result.offset(self._frame_location_in_screenshot) else: raise CoordinatesTypeConversionError(from_, to) elif from_ == self.CONTEXT_RELATIVE: if to == self.SCREENSHOT_AS_IS: # First, convert context-relative to context-as-is. result = result.offset(-self._current_frame_scroll_position) # Now convert context-as-is to screenshot-as-is result = result.offset(self._frame_location_in_screenshot) elif to == self.CONTEXT_AS_IS: result = result.offset(-self._current_frame_scroll_position) else: raise CoordinatesTypeConversionError(from_, to) elif from_ == self.SCREENSHOT_AS_IS: if to == self.CONTEXT_RELATIVE: # First, convert context-relative to context-as-is. result = result.offset(-self._frame_location_in_screenshot) # Now convert context-as-is to screenshot-as-is result = result.offset(self._current_frame_scroll_position) elif to == self.CONTEXT_AS_IS: result = result.offset(-self._frame_location_in_screenshot) else: raise CoordinatesTypeConversionError(from_, to) else: raise CoordinatesTypeConversionError(from_, to) return result
def calc_frame_location_in_screenshot(driver, frame_chain, screenshot_type): window_scroll = eyes_selenium_utils.get_default_content_scroll_position( frame_chain, driver) logger.info("Getting first frame...") first_frame = frame_chain[0] location_in_screenshot = Point.from_(first_frame.location) # We only need to consider the scroll of the default content if the screenshot is a # viewport screenshot. If this is a full page screenshot, the frame location will # not change anyway. if screenshot_type == ScreenshotType.VIEWPORT: location_in_screenshot = location_in_screenshot.offset( Point(-window_scroll.x, 0)) # For inner frames we must calculate the scroll inner_frames = frame_chain[1:] for frame in inner_frames: location_in_screenshot = location_in_screenshot.offset( frame.location - frame.parent_scroll_position) return location_in_screenshot
def get_stitched_region(self, region, full_area, position_provider): # type: (Region, Optional[Region], Optional[PositionProvider]) -> Image.Image argument_guard.not_none(region) argument_guard.not_none(position_provider) logger.info( "region: %s ; full_area: %s ; position_provider: %s" % (region, full_area, position_provider.__class__.__name__) ) origin_state = self.origin_provider.get_state() if self.origin_provider != position_provider: self.origin_provider.set_position( Point.ZERO() ) # first scroll to 0,0 so CSS stitching works. # Saving the original position (in case we were already in the outermost frame). original_stitched_state = position_provider.get_state() datetime_utils.sleep(self.wait_before_screenshots) initial_screenshot = self.image_provider.get_image() initial_size = RectangleSize.from_(initial_screenshot) pixel_ratio = self._get_pixel_ratio(initial_screenshot) scaled_cut_provider = self.cut_provider.scale(pixel_ratio) cutted_initial_screenshot = self._cut_if_needed( initial_screenshot, scaled_cut_provider ) self.debug_screenshot_provider.save( cutted_initial_screenshot, self._debug_msg("cutted_initial_screenshot") ) region_in_initial_screenshot = self._get_region_in_screenshot( region, cutted_initial_screenshot, pixel_ratio ) cropped_initial_screenshot = self._crop_if_needed( cutted_initial_screenshot, region_in_initial_screenshot ) self.debug_screenshot_provider.save( cropped_initial_screenshot, self._debug_msg("cropped_initial_screenshot") ) scaled_initial_screenshot = image_utils.scale_image( cropped_initial_screenshot, self.scale_provider ) self.debug_screenshot_provider.save( scaled_initial_screenshot, self._debug_msg("scaled_initial_screenshot") ) if full_area is None or full_area.is_empty: entire_size = self._get_entire_size(initial_screenshot, position_provider) # Notice that this might still happen even if we used # "get_image_part", since "entire_page_size" might be that of a # frame if ( scaled_initial_screenshot.width >= entire_size.width and scaled_initial_screenshot.height >= entire_size.height ): self.origin_provider.restore_state(origin_state) return scaled_initial_screenshot full_area = Region.from_(Point.ZERO(), entire_size) scaled_cropped_location = full_area.location physical_crop_location = Point.from_(scaled_cropped_location).scale(pixel_ratio) if region_in_initial_screenshot.is_empty: physical_crop_size = RectangleSize( initial_size.width - physical_crop_location.x, initial_size.height - physical_crop_location.y, ) source_region = Region.from_(physical_crop_location, physical_crop_size) else: # Starting with the screenshot we already captured at (0,0). source_region = region_in_initial_screenshot scaled_cropped_source_rect = self.cut_provider.to_region(source_region.size) scaled_cropped_source_rect = scaled_cropped_source_rect.offset( source_region.left, source_region.top ) scaled_cropped_source_region = dict( x=int(math.ceil(scaled_cropped_source_rect.left / pixel_ratio)), y=int(math.ceil(scaled_cropped_source_rect.top / pixel_ratio)), width=int(math.ceil(scaled_cropped_source_rect.width / pixel_ratio)), height=int(math.ceil(scaled_cropped_source_rect.height / pixel_ratio)), ) scaled_cropped_size = dict( width=scaled_cropped_source_region["width"], height=scaled_cropped_source_region["height"], ) # Getting the list of viewport regions composing the page # (we'll take screenshot for each one). if region_in_initial_screenshot.is_empty: x = max(0, full_area.left) y = max(0, full_area.top) w = min(full_area.width, scaled_cropped_size["width"]) h = min(full_area.height, scaled_cropped_size["height"]) rect_in_initial_screenshot = Region( round(x * pixel_ratio), round(y * pixel_ratio), round(w * pixel_ratio), round(h * pixel_ratio), ) else: rect_in_initial_screenshot = region_in_initial_screenshot screenshot_parts = self._get_image_parts( full_area, scaled_cropped_size, pixel_ratio, rect_in_initial_screenshot ) # Starting with element region size part of the screenshot. Use it as a size # template. stitched_image = Image.new("RGBA", (full_area.width, full_area.height)) # Take screenshot and stitch for each screenshot part. stitched_image = self._stitch_screenshot( original_stitched_state, position_provider, screenshot_parts, stitched_image, self.scale_provider.scale_ratio, scaled_cut_provider, ) position_provider.restore_state(original_stitched_state) self.origin_provider.restore_state(origin_state) return stitched_image