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// Copyright 2023 The PDFium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "core/fxge/cfx_defaultrenderdevice.h"
#include "core/fxcrt/fx_coordinates.h"
#include "core/fxcrt/retain_ptr.h"
#include "core/fxge/cfx_fillrenderoptions.h"
#include "core/fxge/cfx_graphstatedata.h"
#include "core/fxge/cfx_path.h"
#include "core/fxge/dib/cfx_dibitmap.h"
#include "core/fxge/dib/fx_dib.h"
#include "testing/gtest/include/gtest/gtest.h"
TEST(CFXDefaultRenderDeviceTest, GetClipBoxDefault) {
CFX_DefaultRenderDevice device;
ASSERT_TRUE(device.Create(/*width=*/16, /*height=*/16, FXDIB_Format::kBgra));
EXPECT_EQ(FX_RECT(0, 0, 16, 16), device.GetClipBox());
}
TEST(CFXDefaultRenderDeviceTest, GetClipBoxPathFill) {
// Matrix that transposes and translates by 1 unit on each axis.
const CFX_Matrix object_to_device(0, 1, 1, 0, 1, -1);
// Fill type cannot be none.
const CFX_FillRenderOptions fill_options(
CFX_FillRenderOptions::FillType::kEvenOdd);
CFX_DefaultRenderDevice device;
ASSERT_TRUE(device.Create(/*width=*/16, /*height=*/16, FXDIB_Format::kBgra));
CFX_Path path;
path.AppendRect(2, 4, 14, 12);
EXPECT_TRUE(device.SetClip_PathFill(path, &object_to_device, fill_options));
EXPECT_EQ(FX_RECT(5, 1, 13, 13), device.GetClipBox());
}
TEST(CFXDefaultRenderDeviceTest, GetClipBoxPathStroke) {
// Matrix that transposes and translates by 1 unit on each axis.
const CFX_Matrix object_to_device(0, 1, 1, 0, 1, -1);
// Default line width is 1.
const CFX_GraphStateData graphics_state;
CFX_DefaultRenderDevice device;
ASSERT_TRUE(device.Create(/*width=*/16, /*height=*/16, FXDIB_Format::kBgra));
CFX_Path path;
path.AppendRect(2, 4, 14, 12);
EXPECT_TRUE(
device.SetClip_PathStroke(path, &object_to_device, &graphics_state));
EXPECT_EQ(FX_RECT(4, 0, 14, 14), device.GetClipBox());
}
TEST(CFXDefaultRenderDeviceTest, GetClipBoxRect) {
CFX_DefaultRenderDevice device;
ASSERT_TRUE(device.Create(/*width=*/16, /*height=*/16, FXDIB_Format::kBgra));
EXPECT_TRUE(device.SetClip_Rect({2, 4, 14, 12}));
EXPECT_EQ(FX_RECT(2, 4, 14, 12), device.GetClipBox());
}
TEST(CFXDefaultRenderDeviceTest, GetClipBoxEmpty) {
CFX_DefaultRenderDevice device;
ASSERT_TRUE(device.Create(/*width=*/16, /*height=*/16, FXDIB_Format::kBgra));
EXPECT_TRUE(device.SetClip_Rect({2, 8, 14, 8}));
EXPECT_TRUE(device.GetClipBox().IsEmpty());
}