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Issue #62: Hyprland, ArchLinux - hints are not positioned correctly because of custom screen scale #64

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Issue #62: Hyprland, ArchLinux - hints are not positioned correctly because of custom screen scale #64

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20 changes: 15 additions & 5 deletions hints/backends/opencv.py
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Original file line number Diff line number Diff line change
Expand Up @@ -4,8 +4,8 @@
from typing import TYPE_CHECKING

import pyscreenshot as ImageGrab
from cv2 import (CHAIN_APPROX_SIMPLE, COLOR_BGR2GRAY, RETR_LIST, Canny,
boundingRect, cvtColor, dilate, findContours)
from cv2 import (CHAIN_APPROX_SIMPLE, COLOR_BGR2GRAY, RETR_LIST, INTER_AREA,
Canny, boundingRect, cvtColor, dilate, findContours, resize)
from numpy import array, ones, uint8

from hints.backends.backend import HintsBackend
Expand Down Expand Up @@ -62,13 +62,23 @@ def get_children(self) -> list[Child]:
# in sway, we need to exclude the top bar from the screenshot region
window_extents_offsets = (0, self.window_system.bar_height, 0, 0)

gray_image = cvtColor(
array(
image = array(
self.screenshot(
self.window_system.focused_window_extents,
window_extents_offsets=window_extents_offsets,
)
),
)

# Resize the image to the size of the focused window,
# so hints are right-positioned
resized_image = resize(
image,
self.window_system.focused_window_extents[2:4],
interpolation=INTER_AREA,
)

gray_image = cvtColor(
resized_image,
COLOR_BGR2GRAY,
)

Expand Down