Create magnifier bench scene

Test: this
Change-Id: Iea1033fda55ff0946b5cd8d28ecba29453b937ca

1 files changed, 79 insertions, 0 deletions

diff --git a/libs/hwui/tests/common/scenes/MagnifierAnimation.cpp b/libs/hwui/tests/common/scenes/MagnifierAnimation.cpp
new file mode 100644
index 000000000000..9eddc209a9a9
--- /dev/null
+++ b/libs/hwui/tests/common/scenes/MagnifierAnimation.cpp
@@ -0,0 +1,79 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "TestSceneBase.h"
+#include "renderthread/RenderProxy.h"
+#include "utils/Color.h"
+
+class MagnifierAnimation;
+
+static TestScene::Registrar _Magnifier(TestScene::Info{
+        "magnifier", "A sample magnifier using Readback",
+        TestScene::simpleCreateScene<MagnifierAnimation>});
+
+class MagnifierAnimation : public TestScene {
+public:
+    sp<RenderNode> card;
+    sp<RenderNode> zoomImageView;
+
+    void createContent(int width, int height, Canvas& canvas) override {
+        magnifier = TestUtils::createBitmap(200, 100);
+        SkBitmap temp;
+        magnifier->getSkBitmap(&temp);
+        temp.eraseColor(Color::White);
+        canvas.drawColor(Color::White, SkBlendMode::kSrcOver);
+        card = TestUtils::createNode(
+                0, 0, width, height, [&](RenderProperties& props, Canvas& canvas) {
+                    SkPaint paint;
+                    paint.setTextEncoding(SkPaint::kGlyphID_TextEncoding);
+                    paint.setAntiAlias(true);
+                    paint.setTextSize(50);
+
+                    paint.setColor(Color::Black);
+                    TestUtils::drawUtf8ToCanvas(&canvas, "Test string", paint, 10, 400);
+                });
+        canvas.drawRenderNode(card.get());
+        zoomImageView = TestUtils::createNode(
+                100, 100, 500, 300, [&](RenderProperties& props, Canvas& canvas) {
+                    props.setElevation(dp(16));
+                    props.mutableOutline().setRoundRect(0, 0, props.getWidth(), props.getHeight(),
+                                                        dp(6), 1);
+                    props.mutableOutline().setShouldClip(true);
+                    canvas.drawBitmap(*magnifier, 0.0f, 0.0f, (float)magnifier->width(),
+                                      (float)magnifier->height(), 0, 0, (float)props.getWidth(),
+                                      (float)props.getHeight(), nullptr);
+                });
+        canvas.insertReorderBarrier(true);
+        canvas.drawRenderNode(zoomImageView.get());
+        canvas.insertReorderBarrier(false);
+    }
+
+    void doFrame(int frameNr) override {
+        int curFrame = frameNr % 150;
+        card->mutateStagingProperties().setTranslationX(curFrame);
+        card->setPropertyFieldsDirty(RenderNode::X | RenderNode::Y);
+        if (renderTarget) {
+            SkBitmap temp;
+            magnifier->getSkBitmap(&temp);
+            constexpr int x = 90;
+            constexpr int y = 325;
+            RenderProxy::copySurfaceInto(renderTarget, x, y, x + magnifier->width(),
+                                         y + magnifier->height(), &temp);
+        }
+    }
+
+    sk_sp<Bitmap> magnifier;
+};