62 lines
2.3 KiB
C++
62 lines
2.3 KiB
C++
/*
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* Copyright (C) 2016 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "tests/common/TestUtils.h"
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#include <gtest/gtest.h>
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#include <RecordingCanvas.h>
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#include <SkPicture.h>
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#include <SkPictureRecorder.h>
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using namespace android;
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using namespace android::uirenderer;
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/**
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* Verify that we get the same culling bounds for text for (1) drawing glyphs
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* directly to a Canvas or (2) going through a SkPicture as an intermediate step.
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*/
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TEST(SkiaCanvasProxy, drawGlyphsViaPicture) {
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auto dl = TestUtils::createDisplayList<RecordingCanvas>(200, 200, [](RecordingCanvas& canvas) {
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// setup test variables
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SkPaint paint;
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paint.setAntiAlias(true);
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paint.setTextSize(20);
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paint.setTextEncoding(SkPaint::kGlyphID_TextEncoding);
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static const char* text = "testing text bounds";
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// draw text directly into Recording canvas
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TestUtils::drawUtf8ToCanvas(&canvas, text, paint, 25, 25);
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// record the same text draw into a SkPicture and replay it into a Recording canvas
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SkPictureRecorder recorder;
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SkCanvas* skCanvas = recorder.beginRecording(200, 200, NULL, 0);
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std::unique_ptr<Canvas> pictCanvas(Canvas::create_canvas(skCanvas));
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TestUtils::drawUtf8ToCanvas(pictCanvas.get(), text, paint, 25, 25);
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SkAutoTUnref<const SkPicture> picture(recorder.endRecording());
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canvas.asSkCanvas()->drawPicture(picture);
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});
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// verify that the text bounds and matrices match
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ASSERT_EQ(2U, dl->getOps().size());
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auto directOp = dl->getOps()[0];
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auto pictureOp = dl->getOps()[1];
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ASSERT_EQ(RecordedOpId::TextOp, directOp->opId);
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EXPECT_EQ(directOp->opId, pictureOp->opId);
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EXPECT_EQ(directOp->unmappedBounds, pictureOp->unmappedBounds);
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EXPECT_EQ(directOp->localMatrix, pictureOp->localMatrix);
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}
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