diff options
Diffstat (limited to 'include/ui/Input.h')
| -rw-r--r-- | include/ui/Input.h | 234 |
1 files changed, 183 insertions, 51 deletions
diff --git a/include/ui/Input.h b/include/ui/Input.h index 4e809d6..d9d77c4 100644 --- a/include/ui/Input.h +++ b/include/ui/Input.h @@ -28,6 +28,10 @@ #include <utils/RefBase.h> #include <utils/String8.h> +#ifdef HAVE_ANDROID_OS +class SkMatrix; +#endif + /* * Additional private constants not defined in ndk/ui/input.h. */ @@ -48,10 +52,20 @@ enum { }; /* + * SystemUiVisibility constants from View. + */ +enum { + ASYSTEM_UI_VISIBILITY_STATUS_BAR_VISIBLE = 0, + ASYSTEM_UI_VISIBILITY_STATUS_BAR_HIDDEN = 0x00000001, +}; + +/* * Maximum number of pointers supported per motion event. * Smallest number of pointers is 1. + * (We want at least 10 but some touch controllers obstensibly configured for 10 pointers + * will occasionally emit 11. There is not much harm making this constant bigger.) */ -#define MAX_POINTERS 10 +#define MAX_POINTERS 16 /* * Maximum pointer id value supported in a motion event. @@ -77,6 +91,10 @@ struct AInputDevice { namespace android { +#ifdef HAVE_ANDROID_OS +class Parcel; +#endif + /* * Flags that flow alongside events in the input dispatch system to help with certain * policy decisions such as waking from device sleep. @@ -85,7 +103,7 @@ namespace android { */ enum { /* These flags originate in RawEvents and are generally set in the key map. - * See also labels for policy flags in KeycodeLabels.h. */ + * NOTE: If you edit these flags, also edit labels in KeycodeLabels.h. */ POLICY_FLAG_WAKE = 0x00000001, POLICY_FLAG_WAKE_DROPPED = 0x00000002, @@ -96,6 +114,7 @@ enum { POLICY_FLAG_MENU = 0x00000040, POLICY_FLAG_LAUNCHER = 0x00000080, POLICY_FLAG_VIRTUAL = 0x00000100, + POLICY_FLAG_FUNCTION = 0x00000200, POLICY_FLAG_RAW_MASK = 0x0000ffff, @@ -125,6 +144,14 @@ enum { }; /* + * Button state. + */ +enum { + // Primary button pressed (left mouse button). + BUTTON_STATE_PRIMARY = 1 << 0, +}; + +/* * Describes the basic configuration of input devices that are present. */ struct InputConfiguration { @@ -159,15 +186,30 @@ struct InputConfiguration { * Pointer coordinate data. */ struct PointerCoords { - float x; - float y; - float pressure; - float size; - float touchMajor; - float touchMinor; - float toolMajor; - float toolMinor; - float orientation; + enum { MAX_AXES = 14 }; // 14 so that sizeof(PointerCoords) == 64 + + // Bitfield of axes that are present in this structure. + uint64_t bits; + + // Values of axes that are stored in this structure packed in order by axis id + // for each axis that is present in the structure according to 'bits'. + float values[MAX_AXES]; + + inline void clear() { + bits = 0; + } + + float getAxisValue(int32_t axis) const; + status_t setAxisValue(int32_t axis, float value); + float* editAxisValue(int32_t axis); + +#ifdef HAVE_ANDROID_OS + status_t readFromParcel(Parcel* parcel); + status_t writeToParcel(Parcel* parcel) const; +#endif + +private: + void tooManyAxes(int axis); }; /* @@ -182,12 +224,13 @@ public: inline int32_t getDeviceId() const { return mDeviceId; } inline int32_t getSource() const { return mSource; } - + + inline void setSource(int32_t source) { mSource = source; } + protected: void initialize(int32_t deviceId, int32_t source); void initialize(const InputEvent& from); -private: int32_t mDeviceId; int32_t mSource; }; @@ -238,7 +281,7 @@ public: nsecs_t eventTime); void initialize(const KeyEvent& from); -private: +protected: int32_t mAction; int32_t mFlags; int32_t mKeyCode; @@ -260,12 +303,18 @@ public: inline int32_t getAction() const { return mAction; } + inline void setAction(int32_t action) { mAction = action; } + inline int32_t getFlags() const { return mFlags; } inline int32_t getEdgeFlags() const { return mEdgeFlags; } + inline void setEdgeFlags(int32_t edgeFlags) { mEdgeFlags = edgeFlags; } + inline int32_t getMetaState() const { return mMetaState; } + inline void setMetaState(int32_t metaState) { mMetaState = metaState; } + inline float getXOffset() const { return mXOffset; } inline float getYOffset() const { return mYOffset; } @@ -282,48 +331,54 @@ public: inline nsecs_t getEventTime() const { return mSampleEventTimes[getHistorySize()]; } + const PointerCoords* getRawPointerCoords(size_t pointerIndex) const; + + float getRawAxisValue(int32_t axis, size_t pointerIndex) const; + inline float getRawX(size_t pointerIndex) const { - return getCurrentPointerCoords(pointerIndex).x; + return getRawAxisValue(AMOTION_EVENT_AXIS_X, pointerIndex); } inline float getRawY(size_t pointerIndex) const { - return getCurrentPointerCoords(pointerIndex).y; + return getRawAxisValue(AMOTION_EVENT_AXIS_Y, pointerIndex); } + float getAxisValue(int32_t axis, size_t pointerIndex) const; + inline float getX(size_t pointerIndex) const { - return getRawX(pointerIndex) + mXOffset; + return getAxisValue(AMOTION_EVENT_AXIS_X, pointerIndex); } inline float getY(size_t pointerIndex) const { - return getRawY(pointerIndex) + mYOffset; + return getAxisValue(AMOTION_EVENT_AXIS_Y, pointerIndex); } inline float getPressure(size_t pointerIndex) const { - return getCurrentPointerCoords(pointerIndex).pressure; + return getAxisValue(AMOTION_EVENT_AXIS_PRESSURE, pointerIndex); } inline float getSize(size_t pointerIndex) const { - return getCurrentPointerCoords(pointerIndex).size; + return getAxisValue(AMOTION_EVENT_AXIS_SIZE, pointerIndex); } inline float getTouchMajor(size_t pointerIndex) const { - return getCurrentPointerCoords(pointerIndex).touchMajor; + return getAxisValue(AMOTION_EVENT_AXIS_TOUCH_MAJOR, pointerIndex); } inline float getTouchMinor(size_t pointerIndex) const { - return getCurrentPointerCoords(pointerIndex).touchMinor; + return getAxisValue(AMOTION_EVENT_AXIS_TOUCH_MINOR, pointerIndex); } inline float getToolMajor(size_t pointerIndex) const { - return getCurrentPointerCoords(pointerIndex).toolMajor; + return getAxisValue(AMOTION_EVENT_AXIS_TOOL_MAJOR, pointerIndex); } inline float getToolMinor(size_t pointerIndex) const { - return getCurrentPointerCoords(pointerIndex).toolMinor; + return getAxisValue(AMOTION_EVENT_AXIS_TOOL_MINOR, pointerIndex); } inline float getOrientation(size_t pointerIndex) const { - return getCurrentPointerCoords(pointerIndex).orientation; + return getAxisValue(AMOTION_EVENT_AXIS_ORIENTATION, pointerIndex); } inline size_t getHistorySize() const { return mSampleEventTimes.size() - 1; } @@ -332,48 +387,67 @@ public: return mSampleEventTimes[historicalIndex]; } + const PointerCoords* getHistoricalRawPointerCoords( + size_t pointerIndex, size_t historicalIndex) const; + + float getHistoricalRawAxisValue(int32_t axis, size_t pointerIndex, + size_t historicalIndex) const; + inline float getHistoricalRawX(size_t pointerIndex, size_t historicalIndex) const { - return getHistoricalPointerCoords(pointerIndex, historicalIndex).x; + return getHistoricalRawAxisValue( + AMOTION_EVENT_AXIS_X, pointerIndex, historicalIndex); } inline float getHistoricalRawY(size_t pointerIndex, size_t historicalIndex) const { - return getHistoricalPointerCoords(pointerIndex, historicalIndex).y; + return getHistoricalRawAxisValue( + AMOTION_EVENT_AXIS_Y, pointerIndex, historicalIndex); } + float getHistoricalAxisValue(int32_t axis, size_t pointerIndex, size_t historicalIndex) const; + inline float getHistoricalX(size_t pointerIndex, size_t historicalIndex) const { - return getHistoricalRawX(pointerIndex, historicalIndex) + mXOffset; + return getHistoricalAxisValue( + AMOTION_EVENT_AXIS_X, pointerIndex, historicalIndex); } inline float getHistoricalY(size_t pointerIndex, size_t historicalIndex) const { - return getHistoricalRawY(pointerIndex, historicalIndex) + mYOffset; + return getHistoricalAxisValue( + AMOTION_EVENT_AXIS_Y, pointerIndex, historicalIndex); } inline float getHistoricalPressure(size_t pointerIndex, size_t historicalIndex) const { - return getHistoricalPointerCoords(pointerIndex, historicalIndex).pressure; + return getHistoricalAxisValue( + AMOTION_EVENT_AXIS_PRESSURE, pointerIndex, historicalIndex); } inline float getHistoricalSize(size_t pointerIndex, size_t historicalIndex) const { - return getHistoricalPointerCoords(pointerIndex, historicalIndex).size; + return getHistoricalAxisValue( + AMOTION_EVENT_AXIS_SIZE, pointerIndex, historicalIndex); } inline float getHistoricalTouchMajor(size_t pointerIndex, size_t historicalIndex) const { - return getHistoricalPointerCoords(pointerIndex, historicalIndex).touchMajor; + return getHistoricalAxisValue( + AMOTION_EVENT_AXIS_TOUCH_MAJOR, pointerIndex, historicalIndex); } inline float getHistoricalTouchMinor(size_t pointerIndex, size_t historicalIndex) const { - return getHistoricalPointerCoords(pointerIndex, historicalIndex).touchMinor; + return getHistoricalAxisValue( + AMOTION_EVENT_AXIS_TOUCH_MINOR, pointerIndex, historicalIndex); } inline float getHistoricalToolMajor(size_t pointerIndex, size_t historicalIndex) const { - return getHistoricalPointerCoords(pointerIndex, historicalIndex).toolMajor; + return getHistoricalAxisValue( + AMOTION_EVENT_AXIS_TOOL_MAJOR, pointerIndex, historicalIndex); } inline float getHistoricalToolMinor(size_t pointerIndex, size_t historicalIndex) const { - return getHistoricalPointerCoords(pointerIndex, historicalIndex).toolMinor; + return getHistoricalAxisValue( + AMOTION_EVENT_AXIS_TOOL_MINOR, pointerIndex, historicalIndex); } inline float getHistoricalOrientation(size_t pointerIndex, size_t historicalIndex) const { - return getHistoricalPointerCoords(pointerIndex, historicalIndex).orientation; + return getHistoricalAxisValue( + AMOTION_EVENT_AXIS_ORIENTATION, pointerIndex, historicalIndex); } void initialize( @@ -393,12 +467,28 @@ public: const int32_t* pointerIds, const PointerCoords* pointerCoords); + void copyFrom(const MotionEvent* other, bool keepHistory); + void addSample( nsecs_t eventTime, const PointerCoords* pointerCoords); void offsetLocation(float xOffset, float yOffset); + void scale(float scaleFactor); + +#ifdef HAVE_ANDROID_OS + void transform(const SkMatrix* matrix); + + status_t readFromParcel(Parcel* parcel); + status_t writeToParcel(Parcel* parcel) const; +#endif + + static bool isTouchEvent(int32_t source, int32_t action); + inline bool isTouchEvent() const { + return isTouchEvent(mSource, mAction); + } + // Low-level accessors. inline const int32_t* getPointerIds() const { return mPointerIds.array(); } inline const nsecs_t* getSampleEventTimes() const { return mSampleEventTimes.array(); } @@ -406,7 +496,7 @@ public: return mSamplePointerCoords.array(); } -private: +protected: int32_t mAction; int32_t mFlags; int32_t mEdgeFlags; @@ -419,15 +509,6 @@ private: Vector<int32_t> mPointerIds; Vector<nsecs_t> mSampleEventTimes; Vector<PointerCoords> mSamplePointerCoords; - - inline const PointerCoords& getCurrentPointerCoords(size_t pointerIndex) const { - return mSamplePointerCoords[getHistorySize() * getPointerCount() + pointerIndex]; - } - - inline const PointerCoords& getHistoricalPointerCoords( - size_t pointerIndex, size_t historicalIndex) const { - return mSamplePointerCoords[historicalIndex * getPointerCount() + pointerIndex]; - } }; /* @@ -471,6 +552,8 @@ public: ~InputDeviceInfo(); struct MotionRange { + int32_t axis; + uint32_t source; float min; float max; float flat; @@ -483,16 +566,17 @@ public: inline const String8 getName() const { return mName; } inline uint32_t getSources() const { return mSources; } - const MotionRange* getMotionRange(int32_t rangeType) const; + const MotionRange* getMotionRange(int32_t axis, uint32_t source) const; void addSource(uint32_t source); - void addMotionRange(int32_t rangeType, float min, float max, float flat, float fuzz); - void addMotionRange(int32_t rangeType, const MotionRange& range); + void addMotionRange(int32_t axis, uint32_t source, + float min, float max, float flat, float fuzz); + void addMotionRange(const MotionRange& range); inline void setKeyboardType(int32_t keyboardType) { mKeyboardType = keyboardType; } inline int32_t getKeyboardType() const { return mKeyboardType; } - inline const KeyedVector<int32_t, MotionRange> getMotionRanges() const { + inline const Vector<MotionRange>& getMotionRanges() const { return mMotionRanges; } @@ -502,9 +586,57 @@ private: uint32_t mSources; int32_t mKeyboardType; - KeyedVector<int32_t, MotionRange> mMotionRanges; + Vector<MotionRange> mMotionRanges; +}; + +/* + * Identifies a device. + */ +struct InputDeviceIdentifier { + inline InputDeviceIdentifier() : + bus(0), vendor(0), product(0), version(0) { + } + + String8 name; + String8 location; + String8 uniqueId; + uint16_t bus; + uint16_t vendor; + uint16_t product; + uint16_t version; +}; + +/* Types of input device configuration files. */ +enum InputDeviceConfigurationFileType { + INPUT_DEVICE_CONFIGURATION_FILE_TYPE_CONFIGURATION = 0, /* .idc file */ + INPUT_DEVICE_CONFIGURATION_FILE_TYPE_KEY_LAYOUT = 1, /* .kl file */ + INPUT_DEVICE_CONFIGURATION_FILE_TYPE_KEY_CHARACTER_MAP = 2, /* .kcm file */ }; +/* + * Gets the path of an input device configuration file, if one is available. + * Considers both system provided and user installed configuration files. + * + * The device identifier is used to construct several default configuration file + * names to try based on the device name, vendor, product, and version. + * + * Returns an empty string if not found. + */ +extern String8 getInputDeviceConfigurationFilePathByDeviceIdentifier( + const InputDeviceIdentifier& deviceIdentifier, + InputDeviceConfigurationFileType type); + +/* + * Gets the path of an input device configuration file, if one is available. + * Considers both system provided and user installed configuration files. + * + * The name is case-sensitive and is used to construct the filename to resolve. + * All characters except 'a'-'z', 'A'-'Z', '0'-'9', '-', and '_' are replaced by underscores. + * + * Returns an empty string if not found. + */ +extern String8 getInputDeviceConfigurationFilePathByName( + const String8& name, InputDeviceConfigurationFileType type); } // namespace android |