58c44f3233
This is to isolate differences between internal master and AOSP so that the open source intern can work on a relatively new project. It also isolates a divergent piece of code into SpriteIcon.cpp. Bug: None Test: Pointer icons in ApiDemos still work. Change-Id: I1bf8f23411ad7170de2497d6fee0f70b015e9b5f Merged-In: I1bf8f23411ad7170de2497d6fee0f70b015e9b5f
66 lines
2.1 KiB
C++
66 lines
2.1 KiB
C++
/*
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* Copyright (C) 2020 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 "SpriteIcon.h"
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#include <SkBitmap.h>
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#include <SkCanvas.h>
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#include <SkColor.h>
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#include <SkPaint.h>
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#include <android/native_window.h>
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#include <log/log.h>
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namespace android {
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bool SpriteIcon::draw(sp<Surface> surface) const {
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ANativeWindow_Buffer outBuffer;
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status_t status = surface->lock(&outBuffer, NULL);
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if (status) {
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ALOGE("Error %d locking sprite surface before drawing.", status);
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return false;
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}
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SkBitmap surfaceBitmap;
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ssize_t bpr = outBuffer.stride * bytesPerPixel(outBuffer.format);
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surfaceBitmap.installPixels(SkImageInfo::MakeN32Premul(outBuffer.width, outBuffer.height),
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outBuffer.bits, bpr);
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SkCanvas surfaceCanvas(surfaceBitmap);
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SkPaint paint;
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paint.setBlendMode(SkBlendMode::kSrc);
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surfaceCanvas.drawBitmap(bitmap, 0, 0, &paint);
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if (outBuffer.width > width()) {
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paint.setColor(0); // transparent fill color
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surfaceCanvas.drawRect(SkRect::MakeLTRB(width(), 0, outBuffer.width, height()), paint);
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}
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if (outBuffer.height > height()) {
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paint.setColor(0); // transparent fill color
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surfaceCanvas.drawRect(SkRect::MakeLTRB(0, height(), outBuffer.width, outBuffer.height),
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paint);
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}
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status = surface->unlockAndPost();
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if (status) {
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ALOGE("Error %d unlocking and posting sprite surface after drawing.", status);
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}
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return !status;
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}
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} // namespace android
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