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Fixes #4228: Fit device images to rack unit; tweak default aspect ratio

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This commit is contained in:
Jeremy Stretch 2020-02-21 12:43:24 -05:00
parent cf312e9690
commit 5a02dc457c
2 changed files with 24 additions and 12 deletions
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6
netbox/dcim/constants.py
View File

@ -9,10 +9,10 @@ from .choices import InterfaceTypeChoices
RACK_U_HEIGHT_DEFAULT = 42 RACK_U_HEIGHT_DEFAULT = 42
RACK_ELEVATION_BORDER_WIDTH = 2
RACK_ELEVATION_LEGEND_WIDTH_DEFAULT = 30 RACK_ELEVATION_LEGEND_WIDTH_DEFAULT = 30
RACK_ELEVATION_UNIT_WIDTH_DEFAULT = 220
RACK_ELEVATION_UNIT_WIDTH_DEFAULT = 230 RACK_ELEVATION_UNIT_HEIGHT_DEFAULT = 22
RACK_ELEVATION_UNIT_HEIGHT_DEFAULT = 20
# #

30
netbox/dcim/elevations.py
View File

@ -6,6 +6,7 @@ from django.utils.http import urlencode
from utilities.utils import foreground_color from utilities.utils import foreground_color
from .choices import DeviceFaceChoices from .choices import DeviceFaceChoices
from .constants import RACK_ELEVATION_BORDER_WIDTH
class RackElevationSVG: class RackElevationSVG:
@ -75,7 +76,7 @@ class RackElevationSVG:
if self.include_images and device.device_type.front_image: if self.include_images and device.device_type.front_image:
url = device.device_type.front_image.url url = device.device_type.front_image.url
image = drawing.image(href=url, insert=start, size=end, class_='device-image') image = drawing.image(href=url, insert=start, size=end, class_='device-image')
image.stretch() image.fit(scale='slice')
link.add(image) link.add(image)
def _draw_device_rear(self, drawing, device, start, end, text): def _draw_device_rear(self, drawing, device, start, end, text):
@ -91,7 +92,7 @@ class RackElevationSVG:
if self.include_images and device.device_type.rear_image: if self.include_images and device.device_type.rear_image:
url = device.device_type.rear_image.url url = device.device_type.rear_image.url
image = drawing.image(href=url, insert=start, size=end, class_='device-image') image = drawing.image(href=url, insert=start, size=end, class_='device-image')
image.stretch() image.fit(scale='slice')
drawing.add(image) drawing.add(image)
@staticmethod @staticmethod
@ -134,13 +135,16 @@ class RackElevationSVG:
""" """
Return an SVG document representing a rack elevation. Return an SVG document representing a rack elevation.
""" """
drawing = self._setup_drawing(unit_width + legend_width, unit_height * self.rack.u_height) drawing = self._setup_drawing(
unit_width + legend_width + RACK_ELEVATION_BORDER_WIDTH * 2,
unit_height * self.rack.u_height + RACK_ELEVATION_BORDER_WIDTH * 2
)
reserved_units = self.rack.get_reserved_units() reserved_units = self.rack.get_reserved_units()
unit_cursor = 0 unit_cursor = 0
for ru in range(0, self.rack.u_height): for ru in range(0, self.rack.u_height):
start_y = ru * unit_height start_y = ru * unit_height
position_coordinates = (legend_width / 2, start_y + unit_height / 2 + 2) position_coordinates = (legend_width / 2, start_y + unit_height / 2 + RACK_ELEVATION_BORDER_WIDTH)
unit = ru + 1 if self.rack.desc_units else self.rack.u_height - ru unit = ru + 1 if self.rack.desc_units else self.rack.u_height - ru
drawing.add( drawing.add(
drawing.text(str(unit), position_coordinates, class_="unit") drawing.text(str(unit), position_coordinates, class_="unit")
@ -153,11 +157,12 @@ class RackElevationSVG:
height = unit.get('height', 1) height = unit.get('height', 1)
# Setup drawing coordinates # Setup drawing coordinates
start_y = unit_cursor * unit_height x_offset = legend_width + RACK_ELEVATION_BORDER_WIDTH
y_offset = unit_cursor * unit_height + RACK_ELEVATION_BORDER_WIDTH
end_y = unit_height * height end_y = unit_height * height
start_cordinates = (legend_width, start_y) start_cordinates = (x_offset, y_offset)
end_cordinates = (legend_width + unit_width, end_y) end_cordinates = (unit_width, end_y)
text_cordinates = (legend_width + (unit_width / 2), start_y + end_y / 2) text_cordinates = (x_offset + (unit_width / 2), y_offset + end_y / 2)
# Draw the device # Draw the device
if device and device.face == face: if device and device.face == face:
@ -187,6 +192,13 @@ class RackElevationSVG:
unit_cursor += height unit_cursor += height
# Wrap the drawing with a border # Wrap the drawing with a border
drawing.add(drawing.rect((legend_width, 1), (unit_width - 1, self.rack.u_height * unit_height - 2), class_='rack')) border_width = RACK_ELEVATION_BORDER_WIDTH
border_offset = RACK_ELEVATION_BORDER_WIDTH / 2
frame = drawing.rect(
insert=(legend_width + border_offset, border_offset),
size=(unit_width + border_width, self.rack.u_height * unit_height + border_width),
class_='rack'
)
drawing.add(frame)
return drawing return drawing