Merge "Isolate SpriteIcon into its own file." am: 38a831c1e3 (b538f658) · Commits · e / os / android_frameworks_base

libs/input/Android.bp

+1 −0

Original line number	Diff line number	Diff line
		@@ -17,6 +17,7 @@ cc_library_shared {
		srcs: [
		"PointerController.cpp",
		"SpriteController.cpp",
		"SpriteIcon.cpp",
		],

		shared_libs: [

libs/input/SpriteController.cpp

+7 −45

Original line number	Diff line number	Diff line
		@@ -23,13 +23,6 @@
		#include <utils/String8.h>
		#include <gui/Surface.h>

		#include <SkBitmap.h>
		#include <SkCanvas.h>
		#include <SkColor.h>
		#include <SkPaint.h>

		#include <android/native_window.h>

		namespace android {

		// --- SpriteController ---
		@@ -132,8 +125,8 @@ void SpriteController::doUpdateSprites() {
		SpriteUpdate& update = updates.editItemAt(i);

		if (update.state.surfaceControl == NULL && update.state.wantSurfaceVisible()) {
		update.state.surfaceWidth = update.state.icon.bitmap.width();
		update.state.surfaceHeight = update.state.icon.bitmap.height();
		update.state.surfaceWidth = update.state.icon.width();
		update.state.surfaceHeight = update.state.icon.height();
		update.state.surfaceDrawn = false;
		update.state.surfaceVisible = false;
		update.state.surfaceControl = obtainSurface(
		@@ -154,8 +147,8 @@ void SpriteController::doUpdateSprites() {
		}

		if (update.state.wantSurfaceVisible()) {
		int32_t desiredWidth = update.state.icon.bitmap.width();
		int32_t desiredHeight = update.state.icon.bitmap.height();
		int32_t desiredWidth = update.state.icon.width();
		int32_t desiredHeight = update.state.icon.height();
		if (update.state.surfaceWidth < desiredWidth
		\|\| update.state.surfaceHeight < desiredHeight) {
		needApplyTransaction = true;
		@@ -196,43 +189,12 @@ void SpriteController::doUpdateSprites() {
		if (update.state.surfaceControl != NULL && !update.state.surfaceDrawn
		&& update.state.wantSurfaceVisible()) {
		sp<Surface> surface = update.state.surfaceControl->getSurface();
		ANativeWindow_Buffer outBuffer;
		status_t status = surface->lock(&outBuffer, NULL);
		if (status) {
		ALOGE("Error %d locking sprite surface before drawing.", status);
		} else {
		SkBitmap surfaceBitmap;
		ssize_t bpr = outBuffer.stride * bytesPerPixel(outBuffer.format);
		surfaceBitmap.installPixels(SkImageInfo::MakeN32Premul(outBuffer.width, outBuffer.height),
		outBuffer.bits, bpr);

		SkCanvas surfaceCanvas(surfaceBitmap);

		SkPaint paint;
		paint.setBlendMode(SkBlendMode::kSrc);
		surfaceCanvas.drawBitmap(update.state.icon.bitmap, 0, 0, &paint);

		if (outBuffer.width > update.state.icon.bitmap.width()) {
		paint.setColor(0); // transparent fill color
		surfaceCanvas.drawRect(SkRect::MakeLTRB(update.state.icon.bitmap.width(), 0,
		outBuffer.width, update.state.icon.bitmap.height()), paint);
		}
		if (outBuffer.height > update.state.icon.bitmap.height()) {
		paint.setColor(0); // transparent fill color
		surfaceCanvas.drawRect(SkRect::MakeLTRB(0, update.state.icon.bitmap.height(),
		outBuffer.width, outBuffer.height), paint);
		}

		status = surface->unlockAndPost();
		if (status) {
		ALOGE("Error %d unlocking and posting sprite surface after drawing.", status);
		} else {
		if (update.state.icon.draw(surface)) {
		update.state.surfaceDrawn = true;
		update.surfaceChanged = surfaceChanged = true;
		}
		}
		}
		}

		needApplyTransaction = false;
		for (size_t i = 0; i < numSprites; i++) {

libs/input/SpriteController.h

+2 −36

Original line number	Diff line number	Diff line
		@@ -22,7 +22,7 @@

		#include <gui/SurfaceComposerClient.h>

		#include <SkBitmap.h>
		#include "SpriteIcon.h"

		namespace android {

		@@ -51,40 +51,6 @@ struct SpriteTransformationMatrix {
		}
		};

		/*
		* Icon that a sprite displays, including its hotspot.
		*/
		struct SpriteIcon {
		inline SpriteIcon() : style(0), hotSpotX(0), hotSpotY(0) { }
		inline SpriteIcon(const SkBitmap& bitmap, int32_t style, float hotSpotX, float hotSpotY) :
		bitmap(bitmap), style(style), hotSpotX(hotSpotX), hotSpotY(hotSpotY) { }

		SkBitmap bitmap;
		int32_t style;
		float hotSpotX;
		float hotSpotY;

		inline SpriteIcon copy() const {
		SkBitmap bitmapCopy;
		if (bitmapCopy.tryAllocPixels(bitmap.info().makeColorType(kN32_SkColorType))) {
		bitmap.readPixels(bitmapCopy.info(), bitmapCopy.getPixels(), bitmapCopy.rowBytes(),
		0, 0);
		}
		return SpriteIcon(bitmapCopy, style, hotSpotX, hotSpotY);
		}

		inline void reset() {
		bitmap.reset();
		style = 0;
		hotSpotX = 0;
		hotSpotY = 0;
		}

		inline bool isValid() const {
		return !bitmap.isNull() && !bitmap.empty();
		}
		};

		/*
		* A sprite is a simple graphical object that is displayed on-screen above other layers.
		* The basic sprite class is an interface.
		@@ -183,7 +149,7 @@ private:
		* This structure is designed so that it can be copied during updates so that
		* surfaces can be resized and redrawn without blocking the client by holding a lock
		* on the sprites for a long time.
		* Note that the SkBitmap holds a reference to a shared (and immutable) pixel ref. */
		* Note that the SpriteIcon holds a reference to a shared (and immutable) bitmap. */
		struct SpriteState {
		inline SpriteState() :
		dirty(0), visible(false),

libs/input/SpriteIcon.cpp

0 → 100644

+65 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2020 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 "SpriteIcon.h"

		#include <SkBitmap.h>
		#include <SkCanvas.h>
		#include <SkColor.h>
		#include <SkPaint.h>

		#include <android/native_window.h>
		#include <log/log.h>

		namespace android {

		bool SpriteIcon::draw(sp<Surface> surface) const {
		ANativeWindow_Buffer outBuffer;
		status_t status = surface->lock(&outBuffer, NULL);
		if (status) {
		ALOGE("Error %d locking sprite surface before drawing.", status);
		return false;
		}

		SkBitmap surfaceBitmap;
		ssize_t bpr = outBuffer.stride * bytesPerPixel(outBuffer.format);
		surfaceBitmap.installPixels(SkImageInfo::MakeN32Premul(outBuffer.width, outBuffer.height),
		outBuffer.bits, bpr);

		SkCanvas surfaceCanvas(surfaceBitmap);

		SkPaint paint;
		paint.setBlendMode(SkBlendMode::kSrc);
		surfaceCanvas.drawBitmap(bitmap, 0, 0, &paint);

		if (outBuffer.width > width()) {
		paint.setColor(0); // transparent fill color
		surfaceCanvas.drawRect(SkRect::MakeLTRB(width(), 0, outBuffer.width, height()), paint);
		}
		if (outBuffer.height > height()) {
		paint.setColor(0); // transparent fill color
		surfaceCanvas.drawRect(SkRect::MakeLTRB(0, height(), outBuffer.width, outBuffer.height),
		paint);
		}

		status = surface->unlockAndPost();
		if (status) {
		ALOGE("Error %d unlocking and posting sprite surface after drawing.", status);
		}
		return !status;
		}

		} // namespace android

libs/input/SpriteIcon.h

0 → 100644

+67 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2020 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.
		*/

		#ifndef _UI_SPRITE_ICON_H
		#define _UI_SPRITE_ICON_H

		#include <SkBitmap.h>
		#include <gui/Surface.h>

		namespace android {

		/*
		* Icon that a sprite displays, including its hotspot.
		*/
		struct SpriteIcon {
		inline SpriteIcon() : style(0), hotSpotX(0), hotSpotY(0) { }
		inline SpriteIcon(const SkBitmap& bitmap, int32_t style, float hotSpotX, float hotSpotY) :
		bitmap(bitmap), style(style), hotSpotX(hotSpotX), hotSpotY(hotSpotY) { }

		SkBitmap bitmap;
		int32_t style;
		float hotSpotX;
		float hotSpotY;

		inline SpriteIcon copy() const {
		SkBitmap bitmapCopy;
		if (bitmapCopy.tryAllocPixels(bitmap.info().makeColorType(kN32_SkColorType))) {
		bitmap.readPixels(bitmapCopy.info(), bitmapCopy.getPixels(), bitmapCopy.rowBytes(),
		0, 0);
		}
		return SpriteIcon(bitmapCopy, style, hotSpotX, hotSpotY);
		}

		inline void reset() {
		bitmap.reset();
		style = 0;
		hotSpotX = 0;
		hotSpotY = 0;
		}

		inline bool isValid() const { return !bitmap.isNull() && !bitmap.empty(); }

		inline int32_t width() const { return bitmap.width(); }
		inline int32_t height() const { return bitmap.height(); }

		// Draw the bitmap onto the given surface. Returns true if it's successful, or false otherwise.
		// Note it doesn't set any metadata to the surface.
		bool draw(const sp<Surface> surface) const;
		};


		} // namespace android

		#endif // _UI_SPRITE_ICON_H