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from pathlib import Path
from fpdf import FPDF
from test.conftest import assert_pdf_equal
HERE = Path(__file__).resolve().parent
def test_image_fit_in_rect(tmp_path):
"""
Scale the image to fill the rectangle, keeping its aspect ratio,
and ensure it does overflow the rectangle width or height in the process.
"""
pdf = FPDF()
pdf.add_page()
rect1 = 30, 30, 60, 100
pdf.rect(*rect1)
pdf.image(
HERE / "png_images/ba2b2b6e72ca0e4683bb640e2d5572f8.png",
*rect1,
keep_aspect_ratio=True
)
rect2 = 100, 30, 60, 100
pdf.rect(*rect2)
pdf.image(
HERE / "png_images/51a4d21670dc8dfa8ffc9e54afd62f5f.png",
*rect2,
keep_aspect_ratio=True
)
assert_pdf_equal(pdf, HERE / "image_fit_in_rect.pdf", tmp_path)
def test_image_fit_in_rect_with_c_align_center(tmp_path):
pdf = FPDF()
pdf.add_page()
pdf.image(
HERE / "png_images/6c853ed9dacd5716bc54eb59cec30889.png",
w=72,
h=102,
x="C",
keep_aspect_ratio=True,
)
assert_pdf_equal(pdf, HERE / "image_fit_in_rect_with_c_align_center.pdf", tmp_path)
def test_image_fit_in_rect_with_c_align_center_with_downscale(tmp_path):
pdf = FPDF()
pdf.oversized_images = "DOWNSCALE"
pdf.add_page()
pdf.image(
HERE / "png_images/6c853ed9dacd5716bc54eb59cec30889.png",
w=72,
h=102,
x="C",
keep_aspect_ratio=True,
)
reference_pdf_path = (
HERE / "image_fit_in_rect_with_c_align_center_with_downscale.pdf"
)
assert_pdf_equal(pdf, reference_pdf_path, tmp_path)
pdf_with_full_img_path = HERE / "image_fit_in_rect_with_c_align_center.pdf"
assert reference_pdf_path.stat().st_size < pdf_with_full_img_path.stat().st_size
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