520 lines
16 KiB
C++
520 lines
16 KiB
C++
/*
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* Copyright (C) 2014 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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#ifndef RENDERNODEPROPERTIES_H
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#define RENDERNODEPROPERTIES_H
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#include <stddef.h>
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#include <cutils/compiler.h>
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#include <androidfw/ResourceTypes.h>
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#include <SkCamera.h>
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#include <SkMatrix.h>
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#include <SkRegion.h>
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#include "Rect.h"
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#include "RevealClip.h"
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#include "Outline.h"
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#define TRANSLATION 0x0001
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#define ROTATION 0x0002
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#define ROTATION_3D 0x0004
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#define SCALE 0x0008
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#define PIVOT 0x0010
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class SkBitmap;
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class SkPaint;
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namespace android {
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namespace uirenderer {
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class Matrix4;
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class RenderNode;
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/*
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* Data structure that holds the properties for a RenderNode
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*/
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class RenderProperties {
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public:
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RenderProperties();
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virtual ~RenderProperties();
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RenderProperties& operator=(const RenderProperties& other);
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void setClipToBounds(bool clipToBounds) {
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mPrimitiveFields.mClipToBounds = clipToBounds;
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}
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void setProjectBackwards(bool shouldProject) {
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mPrimitiveFields.mProjectBackwards = shouldProject;
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}
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void setProjectionReceiver(bool shouldRecieve) {
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mPrimitiveFields.mProjectionReceiver = shouldRecieve;
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}
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bool isProjectionReceiver() const {
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return mPrimitiveFields.mProjectionReceiver;
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}
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void setStaticMatrix(const SkMatrix* matrix) {
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delete mStaticMatrix;
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if (matrix) {
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mStaticMatrix = new SkMatrix(*matrix);
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} else {
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mStaticMatrix = NULL;
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}
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}
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// Can return NULL
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const SkMatrix* getStaticMatrix() const {
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return mStaticMatrix;
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}
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void setAnimationMatrix(const SkMatrix* matrix) {
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delete mAnimationMatrix;
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if (matrix) {
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mAnimationMatrix = new SkMatrix(*matrix);
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} else {
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mAnimationMatrix = NULL;
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}
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}
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void setAlpha(float alpha) {
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alpha = fminf(1.0f, fmaxf(0.0f, alpha));
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if (alpha != mPrimitiveFields.mAlpha) {
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mPrimitiveFields.mAlpha = alpha;
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}
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}
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float getAlpha() const {
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return mPrimitiveFields.mAlpha;
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}
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void setHasOverlappingRendering(bool hasOverlappingRendering) {
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mPrimitiveFields.mHasOverlappingRendering = hasOverlappingRendering;
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}
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bool hasOverlappingRendering() const {
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return mPrimitiveFields.mHasOverlappingRendering;
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}
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void setTranslationX(float translationX) {
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if (translationX != mPrimitiveFields.mTranslationX) {
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mPrimitiveFields.mTranslationX = translationX;
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onTranslationUpdate();
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}
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}
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float getTranslationX() const {
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return mPrimitiveFields.mTranslationX;
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}
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void setTranslationY(float translationY) {
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if (translationY != mPrimitiveFields.mTranslationY) {
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mPrimitiveFields.mTranslationY = translationY;
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onTranslationUpdate();
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}
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}
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float getTranslationY() const {
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return mPrimitiveFields.mTranslationY;
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}
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void setTranslationZ(float translationZ) {
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if (translationZ != mPrimitiveFields.mTranslationZ) {
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mPrimitiveFields.mTranslationZ = translationZ;
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onTranslationUpdate();
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}
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}
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float getTranslationZ() const {
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return mPrimitiveFields.mTranslationZ;
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}
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void setRotation(float rotation) {
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if (rotation != mPrimitiveFields.mRotation) {
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mPrimitiveFields.mRotation = rotation;
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mPrimitiveFields.mMatrixDirty = true;
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if (mPrimitiveFields.mRotation == 0.0f) {
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mPrimitiveFields.mMatrixFlags &= ~ROTATION;
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} else {
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mPrimitiveFields.mMatrixFlags |= ROTATION;
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}
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}
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}
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float getRotation() const {
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return mPrimitiveFields.mRotation;
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}
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void setRotationX(float rotationX) {
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if (rotationX != mPrimitiveFields.mRotationX) {
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mPrimitiveFields.mRotationX = rotationX;
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mPrimitiveFields.mMatrixDirty = true;
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if (mPrimitiveFields.mRotationX == 0.0f && mPrimitiveFields.mRotationY == 0.0f) {
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mPrimitiveFields.mMatrixFlags &= ~ROTATION_3D;
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} else {
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mPrimitiveFields.mMatrixFlags |= ROTATION_3D;
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}
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}
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}
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float getRotationX() const {
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return mPrimitiveFields.mRotationX;
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}
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void setRotationY(float rotationY) {
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if (rotationY != mPrimitiveFields.mRotationY) {
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mPrimitiveFields.mRotationY = rotationY;
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mPrimitiveFields.mMatrixDirty = true;
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if (mPrimitiveFields.mRotationX == 0.0f && mPrimitiveFields.mRotationY == 0.0f) {
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mPrimitiveFields.mMatrixFlags &= ~ROTATION_3D;
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} else {
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mPrimitiveFields.mMatrixFlags |= ROTATION_3D;
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}
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}
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}
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float getRotationY() const {
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return mPrimitiveFields.mRotationY;
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}
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void setScaleX(float scaleX) {
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if (scaleX != mPrimitiveFields.mScaleX) {
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mPrimitiveFields.mScaleX = scaleX;
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mPrimitiveFields.mMatrixDirty = true;
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if (mPrimitiveFields.mScaleX == 1.0f && mPrimitiveFields.mScaleY == 1.0f) {
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mPrimitiveFields.mMatrixFlags &= ~SCALE;
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} else {
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mPrimitiveFields.mMatrixFlags |= SCALE;
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}
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}
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}
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float getScaleX() const {
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return mPrimitiveFields.mScaleX;
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}
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void setScaleY(float scaleY) {
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if (scaleY != mPrimitiveFields.mScaleY) {
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mPrimitiveFields.mScaleY = scaleY;
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mPrimitiveFields.mMatrixDirty = true;
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if (mPrimitiveFields.mScaleX == 1.0f && mPrimitiveFields.mScaleY == 1.0f) {
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mPrimitiveFields.mMatrixFlags &= ~SCALE;
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} else {
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mPrimitiveFields.mMatrixFlags |= SCALE;
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}
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}
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}
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float getScaleY() const {
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return mPrimitiveFields.mScaleY;
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}
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void setPivotX(float pivotX) {
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mPrimitiveFields.mPivotX = pivotX;
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mPrimitiveFields.mMatrixDirty = true;
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if (mPrimitiveFields.mPivotX == 0.0f && mPrimitiveFields.mPivotY == 0.0f) {
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mPrimitiveFields.mMatrixFlags &= ~PIVOT;
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} else {
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mPrimitiveFields.mMatrixFlags |= PIVOT;
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}
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mPrimitiveFields.mPivotExplicitlySet = true;
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}
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/* Note that getPivotX and getPivotY are adjusted by updateMatrix(),
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* so the value returned mPrimitiveFields.may be stale if the RenderProperties has been
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* mPrimitiveFields.modified since the last call to updateMatrix()
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*/
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float getPivotX() const {
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return mPrimitiveFields.mPivotX;
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}
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void setPivotY(float pivotY) {
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mPrimitiveFields.mPivotY = pivotY;
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mPrimitiveFields.mMatrixDirty = true;
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if (mPrimitiveFields.mPivotX == 0.0f && mPrimitiveFields.mPivotY == 0.0f) {
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mPrimitiveFields.mMatrixFlags &= ~PIVOT;
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} else {
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mPrimitiveFields.mMatrixFlags |= PIVOT;
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}
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mPrimitiveFields.mPivotExplicitlySet = true;
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}
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float getPivotY() const {
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return mPrimitiveFields.mPivotY;
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}
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void setCameraDistance(float distance) {
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if (distance != mCameraDistance) {
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mCameraDistance = distance;
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mPrimitiveFields.mMatrixDirty = true;
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if (!mComputedFields.mTransformCamera) {
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mComputedFields.mTransformCamera = new Sk3DView();
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mComputedFields.mTransformMatrix3D = new SkMatrix();
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}
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mComputedFields.mTransformCamera->setCameraLocation(0, 0, distance);
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}
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}
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float getCameraDistance() const {
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return mCameraDistance;
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}
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void setLeft(int left) {
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if (left != mPrimitiveFields.mLeft) {
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mPrimitiveFields.mLeft = left;
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mPrimitiveFields.mWidth = mPrimitiveFields.mRight - mPrimitiveFields.mLeft;
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if (mPrimitiveFields.mMatrixFlags > TRANSLATION && !mPrimitiveFields.mPivotExplicitlySet) {
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mPrimitiveFields.mMatrixDirty = true;
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}
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}
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}
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float getLeft() const {
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return mPrimitiveFields.mLeft;
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}
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void setTop(int top) {
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if (top != mPrimitiveFields.mTop) {
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mPrimitiveFields.mTop = top;
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mPrimitiveFields.mHeight = mPrimitiveFields.mBottom - mPrimitiveFields.mTop;
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if (mPrimitiveFields.mMatrixFlags > TRANSLATION && !mPrimitiveFields.mPivotExplicitlySet) {
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mPrimitiveFields.mMatrixDirty = true;
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}
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}
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}
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float getTop() const {
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return mPrimitiveFields.mTop;
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}
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void setRight(int right) {
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if (right != mPrimitiveFields.mRight) {
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mPrimitiveFields.mRight = right;
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mPrimitiveFields.mWidth = mPrimitiveFields.mRight - mPrimitiveFields.mLeft;
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if (mPrimitiveFields.mMatrixFlags > TRANSLATION && !mPrimitiveFields.mPivotExplicitlySet) {
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mPrimitiveFields.mMatrixDirty = true;
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}
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}
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}
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float getRight() const {
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return mPrimitiveFields.mRight;
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}
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void setBottom(int bottom) {
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if (bottom != mPrimitiveFields.mBottom) {
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mPrimitiveFields.mBottom = bottom;
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mPrimitiveFields.mHeight = mPrimitiveFields.mBottom - mPrimitiveFields.mTop;
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if (mPrimitiveFields.mMatrixFlags > TRANSLATION && !mPrimitiveFields.mPivotExplicitlySet) {
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mPrimitiveFields.mMatrixDirty = true;
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}
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}
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}
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float getBottom() const {
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return mPrimitiveFields.mBottom;
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}
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void setLeftTop(int left, int top) {
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if (left != mPrimitiveFields.mLeft || top != mPrimitiveFields.mTop) {
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mPrimitiveFields.mLeft = left;
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mPrimitiveFields.mTop = top;
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mPrimitiveFields.mWidth = mPrimitiveFields.mRight - mPrimitiveFields.mLeft;
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mPrimitiveFields.mHeight = mPrimitiveFields.mBottom - mPrimitiveFields.mTop;
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if (mPrimitiveFields.mMatrixFlags > TRANSLATION && !mPrimitiveFields.mPivotExplicitlySet) {
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mPrimitiveFields.mMatrixDirty = true;
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}
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}
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}
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void setLeftTopRightBottom(int left, int top, int right, int bottom) {
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if (left != mPrimitiveFields.mLeft || top != mPrimitiveFields.mTop || right != mPrimitiveFields.mRight || bottom != mPrimitiveFields.mBottom) {
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mPrimitiveFields.mLeft = left;
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mPrimitiveFields.mTop = top;
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mPrimitiveFields.mRight = right;
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mPrimitiveFields.mBottom = bottom;
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mPrimitiveFields.mWidth = mPrimitiveFields.mRight - mPrimitiveFields.mLeft;
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mPrimitiveFields.mHeight = mPrimitiveFields.mBottom - mPrimitiveFields.mTop;
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if (mPrimitiveFields.mMatrixFlags > TRANSLATION && !mPrimitiveFields.mPivotExplicitlySet) {
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mPrimitiveFields.mMatrixDirty = true;
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}
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}
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}
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void offsetLeftRight(float offset) {
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if (offset != 0) {
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mPrimitiveFields.mLeft += offset;
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mPrimitiveFields.mRight += offset;
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if (mPrimitiveFields.mMatrixFlags > TRANSLATION && !mPrimitiveFields.mPivotExplicitlySet) {
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mPrimitiveFields.mMatrixDirty = true;
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}
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}
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}
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void offsetTopBottom(float offset) {
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if (offset != 0) {
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mPrimitiveFields.mTop += offset;
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mPrimitiveFields.mBottom += offset;
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if (mPrimitiveFields.mMatrixFlags > TRANSLATION && !mPrimitiveFields.mPivotExplicitlySet) {
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mPrimitiveFields.mMatrixDirty = true;
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}
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}
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}
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void setCaching(bool caching) {
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mPrimitiveFields.mCaching = caching;
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}
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int getWidth() const {
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return mPrimitiveFields.mWidth;
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}
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int getHeight() const {
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return mPrimitiveFields.mHeight;
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}
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const SkMatrix* getAnimationMatrix() const {
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return mAnimationMatrix;
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}
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uint32_t getMatrixFlags() const {
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return mPrimitiveFields.mMatrixFlags;
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}
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const Matrix4* getTransformMatrix() const {
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return mComputedFields.mTransformMatrix;
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}
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bool getCaching() const {
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return mPrimitiveFields.mCaching;
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}
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bool getClipToBounds() const {
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return mPrimitiveFields.mClipToBounds;
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}
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bool getHasOverlappingRendering() const {
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return mPrimitiveFields.mHasOverlappingRendering;
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}
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const Outline& getOutline() const {
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return mPrimitiveFields.mOutline;
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}
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const RevealClip& getRevealClip() const {
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return mPrimitiveFields.mRevealClip;
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}
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bool getProjectBackwards() const {
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return mPrimitiveFields.mProjectBackwards;
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}
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void debugOutputProperties(const int level) const;
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ANDROID_API void updateMatrix();
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ANDROID_API void updateClipPath();
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// signals that mComputedFields.mClipPath is up to date, and should be used for clipping
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bool hasClippingPath() const {
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return mPrimitiveFields.mOutline.willClip() || mPrimitiveFields.mRevealClip.willClip();
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}
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const SkPath* getClippingPath() const {
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return hasClippingPath() ? mComputedFields.mClipPath : NULL;
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}
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SkRegion::Op getClippingPathOp() const {
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return mComputedFields.mClipPathOp;
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}
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Outline& mutableOutline() {
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return mPrimitiveFields.mOutline;
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}
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RevealClip& mutableRevealClip() {
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return mPrimitiveFields.mRevealClip;
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}
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private:
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void onTranslationUpdate() {
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mPrimitiveFields.mMatrixDirty = true;
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if (mPrimitiveFields.mTranslationX == 0.0f && mPrimitiveFields.mTranslationY == 0.0f && mPrimitiveFields.mTranslationZ == 0.0f) {
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mPrimitiveFields.mMatrixFlags &= ~TRANSLATION;
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} else {
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mPrimitiveFields.mMatrixFlags |= TRANSLATION;
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}
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}
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// Rendering properties
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struct PrimitiveFields {
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PrimitiveFields();
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Outline mOutline;
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RevealClip mRevealClip;
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bool mClipToBounds;
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bool mProjectBackwards;
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bool mProjectionReceiver;
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float mAlpha;
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bool mHasOverlappingRendering;
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float mTranslationX, mTranslationY, mTranslationZ;
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float mRotation, mRotationX, mRotationY;
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float mScaleX, mScaleY;
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float mPivotX, mPivotY;
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int mLeft, mTop, mRight, mBottom;
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int mWidth, mHeight;
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int mPrevWidth, mPrevHeight;
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bool mPivotExplicitlySet;
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bool mMatrixDirty;
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bool mMatrixIsIdentity;
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uint32_t mMatrixFlags;
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bool mCaching;
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} mPrimitiveFields;
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// mCameraDistance isn't in mPrimitiveFields as it has a complex setter
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float mCameraDistance;
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SkMatrix* mStaticMatrix;
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SkMatrix* mAnimationMatrix;
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/**
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* These fields are all generated from other properties and are not set directly.
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*/
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struct ComputedFields {
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ComputedFields();
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~ComputedFields();
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/**
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* Stores the total transformation of the DisplayList based upon its scalar
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* translate/rotate/scale properties.
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*
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* In the common translation-only case, the matrix isn't allocated and the mTranslation
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* properties are used directly.
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*/
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Matrix4* mTransformMatrix;
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Sk3DView* mTransformCamera;
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SkMatrix* mTransformMatrix3D;
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SkPath* mClipPath; // TODO: remove this, create new ops for efficient/special case clipping
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SkRegion::Op mClipPathOp;
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} mComputedFields;
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};
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} /* namespace uirenderer */
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} /* namespace android */
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#endif /* RENDERNODEPROPERTIES_H */
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