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Add scale to icon grid.

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This commit is contained in:
Sergey Vartanov 2021-11-07 15:36:35 +03:00
parent d812058ecb
commit c543ddf894
2 changed files with 23 additions and 20 deletions
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24
map_machine/pictogram/icon_collection.py
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@ -9,7 +9,6 @@ from typing import Optional
import numpy as np
from colour import Color
from svgwrite import Drawing
from svgwrite.shapes import Rect
from map_machine.pictogram.icon import (
Icon,
@ -166,6 +165,7 @@ class IconCollection:
columns: int = 16,
step: float = 24,
background_color: Color = Color("white"),
scale: float = 1.0,
) -> None:
"""
Draw icons in the form of table.
@ -174,26 +174,22 @@ class IconCollection:
:param columns: number of columns in grid
:param step: horizontal and vertical distance between icons in grid
:param background_color: background color
:param scale: scale icon by the magnitude
"""
point: np.ndarray = np.array((step / 2, step / 2))
width: float = step * columns
point: np.ndarray = np.array((step / 2 * scale, step / 2 * scale))
width: float = step * columns * scale
height: int = int(int(len(self.icons) / (width / step) + 1) * step)
height: int = int(int(len(self.icons) / columns + 1) * step * scale)
svg: Drawing = Drawing(str(file_name), (width, height))
svg.add(svg.rect((0, 0), (width, height), fill=background_color.hex))
for icon in self.icons:
icon: Icon
rectangle: Rect = svg.rect(
point - np.array((10, 10)), (20, 20), fill=background_color.hex
)
svg.add(rectangle)
icon.draw(svg, point)
point += np.array((step, 0))
icon.draw(svg, point, scale=scale)
point += np.array((step * scale, 0))
if point[0] > width - 8:
point[0] = step / 2
point += np.array((0, step))
height += step
point[0] = step / 2 * scale
point += np.array((0, step * scale))
height += step * scale
with file_name.open("w", encoding="utf-8") as output_file:
svg.write(output_file)