Move DisplayList to its own cpp file

Change-Id: Ic9c1bbf4673ad5c756f3908b2ab7e699edd6a119
diff --git a/libs/hwui/DisplayList.h b/libs/hwui/DisplayList.h
new file mode 100644
index 0000000..70a9755
--- /dev/null
+++ b/libs/hwui/DisplayList.h
@@ -0,0 +1,422 @@
+/*
+ * Copyright (C) 2013 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 ANDROID_HWUI_DISPLAY_LIST_H
+#define ANDROID_HWUI_DISPLAY_LIST_H
+
+#include <SkCamera.h>
+#include <SkMatrix.h>
+
+#include <utils/RefBase.h>
+#include <utils/SortedVector.h>
+#include <utils/String8.h>
+#include <utils/Vector.h>
+#include <cutils/compiler.h>
+
+#include "utils/LinearAllocator.h"
+
+#include "Debug.h"
+
+#define TRANSLATION 0x0001
+#define ROTATION    0x0002
+#define ROTATION_3D 0x0004
+#define SCALE       0x0008
+#define PIVOT       0x0010
+
+class SkBitmap;
+class SkPaint;
+class SkPath;
+class SkRegion;
+
+namespace android {
+namespace uirenderer {
+
+class DisplayListOp;
+class DisplayListRenderer;
+class OpenGLRenderer;
+class Rect;
+class Layer;
+class SkiaColorFilter;
+class SkiaShader;
+
+/**
+ * Refcounted structure that holds data used in display list stream
+ */
+class DisplayListData: public LightRefBase<DisplayListData> {
+public:
+    LinearAllocator allocator;
+    Vector<DisplayListOp*> displayListOps;
+};
+
+/**
+ * Replays recorded drawing commands.
+ */
+class DisplayList {
+public:
+    DisplayList(const DisplayListRenderer& recorder);
+    ANDROID_API ~DisplayList();
+
+    // See flags defined in DisplayList.java
+    enum ReplayFlag {
+        kReplayFlag_ClipChildren = 0x1
+    };
+
+    void setViewProperties(OpenGLRenderer& renderer, uint32_t level);
+    void outputViewProperties(uint32_t level);
+
+    ANDROID_API size_t getSize();
+    ANDROID_API static void destroyDisplayListDeferred(DisplayList* displayList);
+    ANDROID_API static void outputLogBuffer(int fd);
+
+    void initFromDisplayListRenderer(const DisplayListRenderer& recorder, bool reusing = false);
+
+    status_t replay(OpenGLRenderer& renderer, Rect& dirty, int32_t flags, uint32_t level = 0);
+
+    void output(uint32_t level = 0);
+
+    ANDROID_API void reset();
+
+    void setRenderable(bool renderable) {
+        mIsRenderable = renderable;
+    }
+
+    bool isRenderable() const {
+        return mIsRenderable;
+    }
+
+    void setName(const char* name) {
+        if (name) {
+            mName.setTo(name);
+        }
+    }
+
+    void setClipChildren(bool clipChildren) {
+        mClipChildren = clipChildren;
+    }
+
+    void setStaticMatrix(SkMatrix* matrix) {
+        delete mStaticMatrix;
+        mStaticMatrix = new SkMatrix(*matrix);
+    }
+
+    void setAnimationMatrix(SkMatrix* matrix) {
+        delete mAnimationMatrix;
+        if (matrix) {
+            mAnimationMatrix = new SkMatrix(*matrix);
+        } else {
+            mAnimationMatrix = NULL;
+        }
+    }
+
+    void setAlpha(float alpha) {
+        alpha = fminf(1.0f, fmaxf(0.0f, alpha));
+        if (alpha != mAlpha) {
+            mAlpha = alpha;
+            mMultipliedAlpha = (int) (255 * alpha);
+        }
+    }
+
+    void setHasOverlappingRendering(bool hasOverlappingRendering) {
+        mHasOverlappingRendering = hasOverlappingRendering;
+    }
+
+    void setTranslationX(float translationX) {
+        if (translationX != mTranslationX) {
+            mTranslationX = translationX;
+            mMatrixDirty = true;
+            if (mTranslationX == 0.0f && mTranslationY == 0.0f) {
+                mMatrixFlags &= ~TRANSLATION;
+            } else {
+                mMatrixFlags |= TRANSLATION;
+            }
+        }
+    }
+
+    void setTranslationY(float translationY) {
+        if (translationY != mTranslationY) {
+            mTranslationY = translationY;
+            mMatrixDirty = true;
+            if (mTranslationX == 0.0f && mTranslationY == 0.0f) {
+                mMatrixFlags &= ~TRANSLATION;
+            } else {
+                mMatrixFlags |= TRANSLATION;
+            }
+        }
+    }
+
+    void setRotation(float rotation) {
+        if (rotation != mRotation) {
+            mRotation = rotation;
+            mMatrixDirty = true;
+            if (mRotation == 0.0f) {
+                mMatrixFlags &= ~ROTATION;
+            } else {
+                mMatrixFlags |= ROTATION;
+            }
+        }
+    }
+
+    void setRotationX(float rotationX) {
+        if (rotationX != mRotationX) {
+            mRotationX = rotationX;
+            mMatrixDirty = true;
+            if (mRotationX == 0.0f && mRotationY == 0.0f) {
+                mMatrixFlags &= ~ROTATION_3D;
+            } else {
+                mMatrixFlags |= ROTATION_3D;
+            }
+        }
+    }
+
+    void setRotationY(float rotationY) {
+        if (rotationY != mRotationY) {
+            mRotationY = rotationY;
+            mMatrixDirty = true;
+            if (mRotationX == 0.0f && mRotationY == 0.0f) {
+                mMatrixFlags &= ~ROTATION_3D;
+            } else {
+                mMatrixFlags |= ROTATION_3D;
+            }
+        }
+    }
+
+    void setScaleX(float scaleX) {
+        if (scaleX != mScaleX) {
+            mScaleX = scaleX;
+            mMatrixDirty = true;
+            if (mScaleX == 1.0f && mScaleY == 1.0f) {
+                mMatrixFlags &= ~SCALE;
+            } else {
+                mMatrixFlags |= SCALE;
+            }
+        }
+    }
+
+    void setScaleY(float scaleY) {
+        if (scaleY != mScaleY) {
+            mScaleY = scaleY;
+            mMatrixDirty = true;
+            if (mScaleX == 1.0f && mScaleY == 1.0f) {
+                mMatrixFlags &= ~SCALE;
+            } else {
+                mMatrixFlags |= SCALE;
+            }
+        }
+    }
+
+    void setPivotX(float pivotX) {
+        mPivotX = pivotX;
+        mMatrixDirty = true;
+        if (mPivotX == 0.0f && mPivotY == 0.0f) {
+            mMatrixFlags &= ~PIVOT;
+        } else {
+            mMatrixFlags |= PIVOT;
+        }
+        mPivotExplicitlySet = true;
+    }
+
+    void setPivotY(float pivotY) {
+        mPivotY = pivotY;
+        mMatrixDirty = true;
+        if (mPivotX == 0.0f && mPivotY == 0.0f) {
+            mMatrixFlags &= ~PIVOT;
+        } else {
+            mMatrixFlags |= PIVOT;
+        }
+        mPivotExplicitlySet = true;
+    }
+
+    void setCameraDistance(float distance) {
+        if (distance != mCameraDistance) {
+            mCameraDistance = distance;
+            mMatrixDirty = true;
+            if (!mTransformCamera) {
+                mTransformCamera = new Sk3DView();
+                mTransformMatrix3D = new SkMatrix();
+            }
+            mTransformCamera->setCameraLocation(0, 0, distance);
+        }
+    }
+
+    void setLeft(int left) {
+        if (left != mLeft) {
+            mLeft = left;
+            mWidth = mRight - mLeft;
+            if (mMatrixFlags > TRANSLATION && !mPivotExplicitlySet) {
+                mMatrixDirty = true;
+            }
+        }
+    }
+
+    void setTop(int top) {
+        if (top != mTop) {
+            mTop = top;
+            mHeight = mBottom - mTop;
+            if (mMatrixFlags > TRANSLATION && !mPivotExplicitlySet) {
+                mMatrixDirty = true;
+            }
+        }
+    }
+
+    void setRight(int right) {
+        if (right != mRight) {
+            mRight = right;
+            mWidth = mRight - mLeft;
+            if (mMatrixFlags > TRANSLATION && !mPivotExplicitlySet) {
+                mMatrixDirty = true;
+            }
+        }
+    }
+
+    void setBottom(int bottom) {
+        if (bottom != mBottom) {
+            mBottom = bottom;
+            mHeight = mBottom - mTop;
+            if (mMatrixFlags > TRANSLATION && !mPivotExplicitlySet) {
+                mMatrixDirty = true;
+            }
+        }
+    }
+
+    void setLeftTop(int left, int top) {
+        if (left != mLeft || top != mTop) {
+            mLeft = left;
+            mTop = top;
+            mWidth = mRight - mLeft;
+            mHeight = mBottom - mTop;
+            if (mMatrixFlags > TRANSLATION && !mPivotExplicitlySet) {
+                mMatrixDirty = true;
+            }
+        }
+    }
+
+    void setLeftTopRightBottom(int left, int top, int right, int bottom) {
+        if (left != mLeft || top != mTop || right != mRight || bottom != mBottom) {
+            mLeft = left;
+            mTop = top;
+            mRight = right;
+            mBottom = bottom;
+            mWidth = mRight - mLeft;
+            mHeight = mBottom - mTop;
+            if (mMatrixFlags > TRANSLATION && !mPivotExplicitlySet) {
+                mMatrixDirty = true;
+            }
+        }
+    }
+
+    void offsetLeftRight(int offset) {
+        if (offset != 0) {
+            mLeft += offset;
+            mRight += offset;
+            if (mMatrixFlags > TRANSLATION && !mPivotExplicitlySet) {
+                mMatrixDirty = true;
+            }
+        }
+    }
+
+    void offsetTopBottom(int offset) {
+        if (offset != 0) {
+            mTop += offset;
+            mBottom += offset;
+            if (mMatrixFlags > TRANSLATION && !mPivotExplicitlySet) {
+                mMatrixDirty = true;
+            }
+        }
+    }
+
+    void setCaching(bool caching) {
+        mCaching = caching;
+    }
+
+    int getWidth() {
+        return mWidth;
+    }
+
+    int getHeight() {
+        return mHeight;
+    }
+
+private:
+    void init();
+
+    void clearResources();
+
+    void updateMatrix();
+
+    class TextContainer {
+    public:
+        size_t length() const {
+            return mByteLength;
+        }
+
+        const char* text() const {
+            return (const char*) mText;
+        }
+
+        size_t mByteLength;
+        const char* mText;
+    };
+
+    Vector<SkBitmap*> mBitmapResources;
+    Vector<SkBitmap*> mOwnedBitmapResources;
+    Vector<SkiaColorFilter*> mFilterResources;
+
+    Vector<SkPaint*> mPaints;
+    Vector<SkPath*> mPaths;
+    SortedVector<SkPath*> mSourcePaths;
+    Vector<SkRegion*> mRegions;
+    Vector<SkMatrix*> mMatrices;
+    Vector<SkiaShader*> mShaders;
+    Vector<Layer*> mLayers;
+
+    sp<DisplayListData> mDisplayListData;
+
+    size_t mSize;
+
+    bool mIsRenderable;
+    uint32_t mFunctorCount;
+
+    String8 mName;
+
+    // View properties
+    bool mClipChildren;
+    float mAlpha;
+    int mMultipliedAlpha;
+    bool mHasOverlappingRendering;
+    float mTranslationX, mTranslationY;
+    float mRotation, mRotationX, mRotationY;
+    float mScaleX, mScaleY;
+    float mPivotX, mPivotY;
+    float mCameraDistance;
+    int mLeft, mTop, mRight, mBottom;
+    int mWidth, mHeight;
+    int mPrevWidth, mPrevHeight;
+    bool mPivotExplicitlySet;
+    bool mMatrixDirty;
+    bool mMatrixIsIdentity;
+    uint32_t mMatrixFlags;
+    SkMatrix* mTransformMatrix;
+    Sk3DView* mTransformCamera;
+    SkMatrix* mTransformMatrix3D;
+    SkMatrix* mStaticMatrix;
+    SkMatrix* mAnimationMatrix;
+    bool mCaching;
+}; // class DisplayList
+
+}; // namespace uirenderer
+}; // namespace android
+
+#endif // ANDROID_HWUI_OPENGL_RENDERER_H