DOCS_PREVIEW= https://skia.org/?cl=1316233002 Review URL: https://codereview.chromium.org/1316233002
43 lines
1.3 KiB
C++
43 lines
1.3 KiB
C++
/*
|
|
* Copyright 2014 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 "SkPicture.h"
|
|
#include "SkPictureRecorder.h"
|
|
#include "SkShader.h"
|
|
#include "Test.h"
|
|
|
|
// Test that attempting to create a picture shader with a nullptr picture or
|
|
// empty picture returns a shader that draws nothing.
|
|
DEF_TEST(PictureShader_empty, reporter) {
|
|
SkPaint paint;
|
|
|
|
SkBitmap bitmap;
|
|
bitmap.allocN32Pixels(1,1);
|
|
|
|
SkCanvas canvas(bitmap);
|
|
canvas.clear(SK_ColorGREEN);
|
|
|
|
SkShader* shader = SkShader::CreatePictureShader(
|
|
nullptr, SkShader::kClamp_TileMode, SkShader::kClamp_TileMode, nullptr, nullptr);
|
|
paint.setShader(shader)->unref();
|
|
|
|
canvas.drawRect(SkRect::MakeWH(1,1), paint);
|
|
REPORTER_ASSERT(reporter, *bitmap.getAddr32(0,0) == SK_ColorGREEN);
|
|
|
|
|
|
SkPictureRecorder factory;
|
|
factory.beginRecording(0, 0, nullptr, 0);
|
|
SkAutoTUnref<SkPicture> picture(factory.endRecording());
|
|
shader = SkShader::CreatePictureShader(
|
|
picture.get(), SkShader::kClamp_TileMode, SkShader::kClamp_TileMode, nullptr, nullptr);
|
|
paint.setShader(shader)->unref();
|
|
|
|
canvas.drawRect(SkRect::MakeWH(1,1), paint);
|
|
REPORTER_ASSERT(reporter, *bitmap.getAddr32(0,0) == SK_ColorGREEN);
|
|
}
|