113 lines
3.4 KiB
C++
113 lines
3.4 KiB
C++
/*
|
|
* Copyright (C) 2007 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_LAYER_ORIENTATION_ANIM_H
|
|
#define ANDROID_LAYER_ORIENTATION_ANIM_H
|
|
|
|
#include <stdint.h>
|
|
#include <sys/types.h>
|
|
#include <utils/threads.h>
|
|
#include <binder/Parcel.h>
|
|
|
|
#include "LayerBase.h"
|
|
#include "LayerBitmap.h"
|
|
|
|
namespace android {
|
|
|
|
// ---------------------------------------------------------------------------
|
|
class OrientationAnimation;
|
|
|
|
|
|
class LayerOrientationAnimBase : public LayerBase
|
|
{
|
|
public:
|
|
LayerOrientationAnimBase(SurfaceFlinger* flinger, DisplayID display)
|
|
: LayerBase(flinger, display) {
|
|
}
|
|
virtual void onOrientationCompleted() = 0;
|
|
};
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
class LayerOrientationAnim : public LayerOrientationAnimBase
|
|
{
|
|
public:
|
|
static const uint32_t typeInfo;
|
|
static const char* const typeID;
|
|
virtual char const* getTypeID() const { return typeID; }
|
|
virtual uint32_t getTypeInfo() const { return typeInfo; }
|
|
|
|
LayerOrientationAnim(SurfaceFlinger* flinger, DisplayID display,
|
|
OrientationAnimation* anim,
|
|
const sp<Buffer>& bitmapIn,
|
|
const sp<Buffer>& bitmapOut);
|
|
virtual ~LayerOrientationAnim();
|
|
|
|
void onOrientationCompleted();
|
|
|
|
virtual void onDraw(const Region& clip) const;
|
|
virtual Point getPhysicalSize() const;
|
|
virtual void validateVisibility(const Transform& globalTransform);
|
|
virtual bool needsBlending() const;
|
|
virtual bool isSecure() const { return false; }
|
|
private:
|
|
void drawScaled(float scale, float alphaIn, float alphaOut) const;
|
|
|
|
class Lerp {
|
|
float in;
|
|
float outMinusIn;
|
|
public:
|
|
Lerp() : in(0), outMinusIn(0) { }
|
|
Lerp(float in, float out) : in(in), outMinusIn(out-in) { }
|
|
float getIn() const { return in; };
|
|
float getOut() const { return in + outMinusIn; }
|
|
void set(float in, float out) {
|
|
this->in = in;
|
|
this->outMinusIn = out-in;
|
|
}
|
|
void setIn(float in) {
|
|
this->in = in;
|
|
}
|
|
void setOut(float out) {
|
|
this->outMinusIn = out - this->in;
|
|
}
|
|
float operator()(float t) const {
|
|
return outMinusIn*t + in;
|
|
}
|
|
};
|
|
|
|
OrientationAnimation* mAnim;
|
|
sp<Buffer> mBitmapIn;
|
|
sp<Buffer> mBitmapOut;
|
|
nsecs_t mStartTime;
|
|
nsecs_t mFinishTime;
|
|
bool mOrientationCompleted;
|
|
mutable bool mFirstRedraw;
|
|
mutable float mLastNormalizedTime;
|
|
mutable GLuint mTextureName;
|
|
mutable GLuint mTextureNameIn;
|
|
mutable bool mNeedsBlending;
|
|
|
|
mutable Lerp mAlphaInLerp;
|
|
mutable Lerp mAlphaOutLerp;
|
|
};
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
}; // namespace android
|
|
|
|
#endif // ANDROID_LAYER_ORIENTATION_ANIM_H
|