440 lines
11 KiB
C++
440 lines
11 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 <SkPath.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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class SkRegion;
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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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void setClipToBounds(bool clipToBounds) {
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mClipToBounds = clipToBounds;
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}
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void setProjectBackwards(bool shouldProject) {
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mProjectBackwards = shouldProject;
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}
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void setProjectionReceiver(bool shouldRecieve) {
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mProjectionReceiver = shouldRecieve;
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}
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bool isProjectionReceiver() {
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return mProjectionReceiver;
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}
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void setOutline(const SkPath* outline) {
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if (!outline) {
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mOutline.reset();
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} else {
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mOutline = *outline;
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}
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}
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void setClipToOutline(bool clipToOutline) {
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mClipToOutline = clipToOutline;
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}
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void setStaticMatrix(SkMatrix* matrix) {
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delete mStaticMatrix;
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mStaticMatrix = new SkMatrix(*matrix);
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}
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// Can return NULL
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SkMatrix* getStaticMatrix() {
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return mStaticMatrix;
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}
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void setAnimationMatrix(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 != mAlpha) {
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mAlpha = alpha;
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}
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}
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float getAlpha() const {
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return mAlpha;
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}
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void setHasOverlappingRendering(bool hasOverlappingRendering) {
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mHasOverlappingRendering = hasOverlappingRendering;
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}
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bool hasOverlappingRendering() const {
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return mHasOverlappingRendering;
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}
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void setTranslationX(float translationX) {
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if (translationX != mTranslationX) {
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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 mTranslationX;
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}
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void setTranslationY(float translationY) {
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if (translationY != mTranslationY) {
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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 mTranslationY;
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}
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void setTranslationZ(float translationZ) {
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if (translationZ != mTranslationZ) {
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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 mTranslationZ;
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}
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void setRotation(float rotation) {
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if (rotation != mRotation) {
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mRotation = rotation;
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mMatrixDirty = true;
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if (mRotation == 0.0f) {
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mMatrixFlags &= ~ROTATION;
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} else {
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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 mRotation;
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}
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void setRotationX(float rotationX) {
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if (rotationX != mRotationX) {
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mRotationX = rotationX;
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mMatrixDirty = true;
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if (mRotationX == 0.0f && mRotationY == 0.0f) {
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mMatrixFlags &= ~ROTATION_3D;
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} else {
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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 mRotationX;
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}
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void setRotationY(float rotationY) {
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if (rotationY != mRotationY) {
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mRotationY = rotationY;
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mMatrixDirty = true;
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if (mRotationX == 0.0f && mRotationY == 0.0f) {
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mMatrixFlags &= ~ROTATION_3D;
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} else {
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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 mRotationY;
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}
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void setScaleX(float scaleX) {
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if (scaleX != mScaleX) {
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mScaleX = scaleX;
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mMatrixDirty = true;
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if (mScaleX == 1.0f && mScaleY == 1.0f) {
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mMatrixFlags &= ~SCALE;
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} else {
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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 mScaleX;
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}
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void setScaleY(float scaleY) {
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if (scaleY != mScaleY) {
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mScaleY = scaleY;
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mMatrixDirty = true;
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if (mScaleX == 1.0f && mScaleY == 1.0f) {
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mMatrixFlags &= ~SCALE;
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} else {
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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 mScaleY;
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}
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void setPivotX(float pivotX) {
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mPivotX = pivotX;
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mMatrixDirty = true;
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if (mPivotX == 0.0f && mPivotY == 0.0f) {
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mMatrixFlags &= ~PIVOT;
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} else {
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mMatrixFlags |= PIVOT;
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}
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mPivotExplicitlySet = true;
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}
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ANDROID_API float getPivotX();
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void setPivotY(float pivotY) {
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mPivotY = pivotY;
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mMatrixDirty = true;
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if (mPivotX == 0.0f && mPivotY == 0.0f) {
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mMatrixFlags &= ~PIVOT;
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} else {
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mMatrixFlags |= PIVOT;
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}
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mPivotExplicitlySet = true;
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}
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ANDROID_API float getPivotY();
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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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mMatrixDirty = true;
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if (!mTransformCamera) {
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mTransformCamera = new Sk3DView();
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mTransformMatrix3D = new SkMatrix();
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}
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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 != mLeft) {
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mLeft = left;
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mWidth = mRight - mLeft;
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if (mMatrixFlags > TRANSLATION && !mPivotExplicitlySet) {
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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 mLeft;
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}
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void setTop(int top) {
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if (top != mTop) {
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mTop = top;
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mHeight = mBottom - mTop;
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if (mMatrixFlags > TRANSLATION && !mPivotExplicitlySet) {
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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 mTop;
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}
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void setRight(int right) {
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if (right != mRight) {
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mRight = right;
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mWidth = mRight - mLeft;
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if (mMatrixFlags > TRANSLATION && !mPivotExplicitlySet) {
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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 mRight;
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}
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void setBottom(int bottom) {
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if (bottom != mBottom) {
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mBottom = bottom;
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mHeight = mBottom - mTop;
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if (mMatrixFlags > TRANSLATION && !mPivotExplicitlySet) {
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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 mBottom;
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}
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void setLeftTop(int left, int top) {
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if (left != mLeft || top != mTop) {
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mLeft = left;
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mTop = top;
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mWidth = mRight - mLeft;
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mHeight = mBottom - mTop;
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if (mMatrixFlags > TRANSLATION && !mPivotExplicitlySet) {
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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 != mLeft || top != mTop || right != mRight || bottom != mBottom) {
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mLeft = left;
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mTop = top;
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mRight = right;
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mBottom = bottom;
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mWidth = mRight - mLeft;
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mHeight = mBottom - mTop;
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if (mMatrixFlags > TRANSLATION && !mPivotExplicitlySet) {
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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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mLeft += offset;
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mRight += offset;
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if (mMatrixFlags > TRANSLATION && !mPivotExplicitlySet) {
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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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mTop += offset;
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mBottom += offset;
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if (mMatrixFlags > TRANSLATION && !mPivotExplicitlySet) {
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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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mCaching = caching;
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}
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int getWidth() {
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return mWidth;
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}
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int getHeight() {
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return mHeight;
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}
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private:
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void onTranslationUpdate() {
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mMatrixDirty = true;
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if (mTranslationX == 0.0f && mTranslationY == 0.0f && mTranslationZ == 0.0f) {
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mMatrixFlags &= ~TRANSLATION;
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} else {
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mMatrixFlags |= TRANSLATION;
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}
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}
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void updateMatrix();
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// Rendering properties
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bool mClipToBounds;
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bool mProjectBackwards;
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bool mProjectionReceiver;
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SkPath mOutline;
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bool mClipToOutline;
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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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float mCameraDistance;
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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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/**
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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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uint32_t mMatrixFlags;
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Sk3DView* mTransformCamera;
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SkMatrix* mTransformMatrix3D;
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SkMatrix* mStaticMatrix;
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SkMatrix* mAnimationMatrix;
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bool mCaching;
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friend class RenderNode;
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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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