skia2/tests/DrawFilterTest.cpp
Ben Wagner d90cd3b279 Revert "Revert "IWYU for tests starting with 'D'.""
This reverts commit edf8449d2c.

Change-Id: Ibeedd9965855b3ccfe44486d15307bf3da15fd9c
Reviewed-on: https://skia-review.googlesource.com/129516
Reviewed-by: Ben Wagner <bungeman@google.com>
Commit-Queue: Ben Wagner <bungeman@google.com>
2018-05-22 17:12:35 +00:00

52 lines
1.2 KiB
C++

/*
* Copyright 2015 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "SkCanvas.h"
#include "SkDrawFilter.h"
#include "SkRefCnt.h"
#include "SkSurface.h"
#include "Test.h"
class SkPaint;
#ifdef SK_SUPPORT_LEGACY_DRAWFILTER
namespace {
class TestFilter : public SkDrawFilter {
public:
bool filter(SkPaint* p, Type) override {
return true;
}
};
}
/**
* canvas.setDrawFilter is defined to be local to the save/restore block, such that if you
* do the following: save / modify-drawfilter / restore, the current drawfilter should be what
* it was before the save.
*/
static void test_saverestore(skiatest::Reporter* reporter) {
auto surface(SkSurface::MakeRasterN32Premul(10, 10));
SkCanvas* canvas = surface->getCanvas();
sk_sp<TestFilter> df(new TestFilter);
REPORTER_ASSERT(reporter, nullptr == canvas->getDrawFilter());
canvas->save();
canvas->setDrawFilter(df.get());
REPORTER_ASSERT(reporter, nullptr != canvas->getDrawFilter());
canvas->restore();
REPORTER_ASSERT(reporter, nullptr == canvas->getDrawFilter());
}
DEF_TEST(DrawFilter, reporter) {
test_saverestore(reporter);
}
#endif