blob: 23b5d52e7e1f1173166c4b67f902fa03c70c3298 [file] [log] [blame]
// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "pdf/pdf_ink_brush.h"
#include <memory>
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/gfx/geometry/point_f.h"
#include "ui/gfx/geometry/rect.h"
namespace chrome_pdf {
namespace {
std::unique_ptr<chrome_pdf::PdfInkBrush> CreatePdfInkBrush(float size) {
return std::make_unique<chrome_pdf::PdfInkBrush>(
chrome_pdf::PdfInkBrush::Type::kPen,
chrome_pdf::PdfInkBrush::Params{SK_ColorBLACK, size});
}
} // namespace
TEST(PdfInkBrushTest, InvalidateSinglePoint) {
constexpr gfx::PointF kPoint(40.0f, 16.0f);
auto brush = CreatePdfInkBrush(/*size=*/10.0f);
EXPECT_EQ(gfx::Rect(35, 11, 10, 10),
brush->GetInvalidateArea(kPoint, kPoint));
}
TEST(PdfInkBrushTest, InvalidateSinglePointNearBorder) {
// Using a point closer to the border than the radius of the brush results in
// the invalidation area including a negative origin.
constexpr gfx::PointF kPoint(3.0f, 4.0f);
auto brush = CreatePdfInkBrush(/*size=*/13.0f);
EXPECT_EQ(gfx::Rect(-4, -3, 14, 14),
brush->GetInvalidateArea(kPoint, kPoint));
}
TEST(PdfInkBrushTest, InvalidateDifferentPoints) {
auto brush = CreatePdfInkBrush(/*size=*/10.0f);
EXPECT_EQ(gfx::Rect(10, 11, 35, 26),
brush->GetInvalidateArea(gfx::PointF(40.0f, 16.0f),
gfx::PointF(15.0f, 32.0f)));
}
} // namespace chrome_pdf