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[Android] Implemented mouse events

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This commit is contained in:
Jonathan De Wachter 2013-11-20 07:31:47 +01:00
parent 2ab49ece2f
commit 17430ef372
5 changed files with 292 additions and 144 deletions
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3
src/SFML/Main/MainAndroid.cpp
View File

@ -327,6 +327,9 @@ void ANativeActivity_onCreate(ANativeActivity* activity, void* savedState, size_
states->inputQueue = NULL;
states->config = NULL;
for (unsigned int i = 0; i < sf::Mouse::ButtonCount; i++)
states->isButtonPressed[i] = false;
states->display = eglCheck(eglGetDisplay(EGL_DEFAULT_DISPLAY));
// As the input queue will be created before the SFML window, we need to use

2
src/SFML/System/Android/Activity.hpp
View File

@ -66,6 +66,8 @@ struct ActivityStates
void (*disableSensors)();
std::map<int, Vector2i> touchEvents;
Vector2i mousePosition;
bool isButtonPressed[Mouse::ButtonCount];
bool mainOver;

18
src/SFML/Window/Android/InputImpl.cpp
View File

@ -127,14 +127,24 @@ void InputImpl::setVirtualKeyboardVisible(bool visible)
////////////////////////////////////////////////////////////
bool InputImpl::isMouseButtonPressed(Mouse::Button button)
{
return false;
ALooper_pollAll(0, NULL, NULL, NULL);
priv::ActivityStates* states = priv::getActivity(NULL);
Lock lock(states->mutex);
return states->isButtonPressed[button];
}
////////////////////////////////////////////////////////////
Vector2i InputImpl::getMousePosition()
{
return Vector2i(0, 0);
ALooper_pollAll(0, NULL, NULL, NULL);
priv::ActivityStates* states = priv::getActivity(NULL);
Lock lock(states->mutex);
return states->mousePosition;
}
@ -148,14 +158,14 @@ Vector2i InputImpl::getMousePosition(const Window& relativeTo)
////////////////////////////////////////////////////////////
void InputImpl::setMousePosition(const Vector2i& position)
{
// Not applicable
// Injecting events is impossible on Android
}
////////////////////////////////////////////////////////////
void InputImpl::setMousePosition(const Vector2i& position, const Window& relativeTo)
{
// Not applicable
setMousePosition(position);
}

387
src/SFML/Window/Android/WindowImplAndroid.cpp
View File

@ -29,10 +29,13 @@
#include <SFML/Window/WindowStyle.hpp> // important to be included first (conflict with None)
#include <SFML/Window/Android/WindowImplAndroid.hpp>
#include <SFML/Window/Event.hpp>
#include <SFML/System/Android/Activity.hpp>
#include <SFML/System/Lock.hpp>
#include <SFML/System/Err.hpp>
#include <android/looper.h>
// Define missing constants
#define AMOTION_EVENT_ACTION_HOVER_MOVE 0x00000007
#define AMOTION_EVENT_ACTION_SCROLL 0x00000008
////////////////////////////////////////////////////////////
// Private data
@ -172,6 +175,259 @@ void WindowImplAndroid::setKeyRepeatEnabled(bool enabled)
{
}
int WindowImplAndroid::processEvent(int fd, int events, void* data)
{
ActivityStates* states = getActivity(NULL);
Lock lock(states->mutex);
AInputEvent* _event = NULL;
if (AInputQueue_getEvent(states->inputQueue, &_event) >= 0)
{
if (AInputQueue_preDispatchEvent(states->inputQueue, _event))
return 1;
int32_t handled = 0;
int32_t type = AInputEvent_getType(_event);
if (type == AINPUT_EVENT_TYPE_KEY)
{
int32_t action = AKeyEvent_getAction(_event);
if (action == AKEY_EVENT_ACTION_DOWN || action == AKEY_EVENT_ACTION_UP || action == AKEY_EVENT_ACTION_MULTIPLE)
{
processKeyEvent(_event, states);
}
}
else if (type == AINPUT_EVENT_TYPE_MOTION)
{
int32_t action = AMotionEvent_getAction(_event);
switch (action & AMOTION_EVENT_ACTION_MASK)
{
case AMOTION_EVENT_ACTION_SCROLL:
{
processScrollEvent(_event, states);
break;
}
case AMOTION_EVENT_ACTION_HOVER_MOVE:
case AMOTION_EVENT_ACTION_MOVE:
{
processMotionEvent(_event, states);
break;
}
// todo: investigate AMOTION_EVENT_OUTSIDE
case AMOTION_EVENT_ACTION_POINTER_DOWN:
case AMOTION_EVENT_ACTION_DOWN:
{
processPointerEvent(true, _event, states);
break;
}
case AMOTION_EVENT_ACTION_POINTER_UP:
case AMOTION_EVENT_ACTION_UP:
case AMOTION_EVENT_ACTION_CANCEL:
{
processPointerEvent(false, _event, states);
break;
}
}
}
handled = 1;
AInputQueue_finishEvent(states->inputQueue, _event, handled);
}
return 1;
}
void WindowImplAndroid::processScrollEvent(AInputEvent* _event, ActivityStates* states)
{
// Prepare the java virtual machine
jint lResult;
jint lFlags = 0;
JavaVM* lJavaVM = states->activity->vm;
JNIEnv* lJNIEnv = states->activity->env;
JavaVMAttachArgs lJavaVMAttachArgs;
lJavaVMAttachArgs.version = JNI_VERSION_1_6;
lJavaVMAttachArgs.name = "NativeThread";
lJavaVMAttachArgs.group = NULL;
lResult=lJavaVM->AttachCurrentThread(&lJNIEnv, &lJavaVMAttachArgs);
if (lResult == JNI_ERR)
err() << "Failed to initialize JNI, couldn't get the unicode value" << std::endl;
// Retrieve everything we need to create this MotionEvent in java
jlong downTime = AMotionEvent_getDownTime(_event);
jlong eventTime = AMotionEvent_getEventTime(_event);
jint action = AMotionEvent_getAction(_event);
jfloat x = AMotionEvent_getX(_event, 0);
jfloat y = AMotionEvent_getY(_event, 0);
jfloat pressure = AMotionEvent_getPressure(_event, 0);
jfloat size = AMotionEvent_getSize(_event, 0);
jint metaState = AMotionEvent_getMetaState(_event);
jfloat xPrecision = AMotionEvent_getXPrecision(_event);
jfloat yPrecision = AMotionEvent_getYPrecision(_event);
jint deviceId = AInputEvent_getDeviceId(_event);
jint edgeFlags = AMotionEvent_getEdgeFlags(_event);
// Create the MotionEvent object in java trough its static constructor obtain()
jclass ClassMotionEvent = lJNIEnv->FindClass("android/view/MotionEvent");
jmethodID StaticMethodObtain = lJNIEnv->GetStaticMethodID(ClassMotionEvent, "obtain", "(JJIFFFFIFFII)Landroid/view/MotionEvent;");
jobject ObjectMotionEvent = lJNIEnv->CallStaticObjectMethod(ClassMotionEvent, StaticMethodObtain, downTime, eventTime, action, x, y, pressure, size, metaState, xPrecision, yPrecision, deviceId, edgeFlags);
// Call its getAxisValue() method to get the delta value of our wheel move event
jmethodID MethodGetAxisValue = lJNIEnv->GetMethodID(ClassMotionEvent, "getAxisValue", "(I)F");
jfloat delta = lJNIEnv->CallFloatMethod(ObjectMotionEvent, MethodGetAxisValue, 0x00000001);
// Create and send our mouse wheel event
Event event;
event.type = Event::MouseWheelMoved;
event.mouseWheel.delta = static_cast<double>(delta);
event.mouseWheel.x = AMotionEvent_getX(_event, 0);
event.mouseWheel.y = AMotionEvent_getY(_event, 0);
states->pendingEvents.push_back(event);
}
void WindowImplAndroid::processKeyEvent(AInputEvent* _event, ActivityStates* states)
{
int32_t device = AInputEvent_getSource(_event);
int32_t action = AKeyEvent_getAction(_event);
int32_t key = AKeyEvent_getKeyCode(_event);
int32_t metakey = AKeyEvent_getMetaState(_event);
Event event;
event.type = (action == AKEY_EVENT_ACTION_DOWN) ? Event::KeyPressed : Event::KeyReleased;
event.key.code = androidKeyToSF(key);
event.key.alt = metakey & AMETA_ALT_ON;
event.key.control = false;
event.key.shift = metakey & AMETA_SHIFT_ON;
states->pendingEvents.push_back(event);
if (int unicode = getUnicode(_event))
{
Event event;
event.type = Event::TextEntered;
event.text.unicode = unicode;
states->pendingEvents.push_back(event);
}
}
void WindowImplAndroid::processMotionEvent(AInputEvent* _event, ActivityStates* states)
{
int32_t device = AInputEvent_getSource(_event);
int32_t action = AMotionEvent_getAction(_event);
Event event;
if (device == AINPUT_SOURCE_MOUSE)
event.type = Event::MouseMoved;
else if (device == AINPUT_SOURCE_TOUCHSCREEN)
event.type = Event::TouchMoved;
int pointerCount = AMotionEvent_getPointerCount(_event);
for (int p = 0; p < pointerCount; p++)
{
int id = AMotionEvent_getPointerId(_event, p);
float x = AMotionEvent_getX(_event, p);
float y = AMotionEvent_getY(_event, p);
if (device == AINPUT_SOURCE_MOUSE)
{
event.mouseMove.x = x;
event.mouseMove.y = y;
states->mousePosition = Vector2i(event.mouseMove.x, event.mouseMove.y);
}
else if (device == AINPUT_SOURCE_TOUCHSCREEN)
{
event.touch.finger = id;
event.touch.x = x;
event.touch.y = y;
states->touchEvents[id] = Vector2i(event.touch.x, event.touch.y);
}
states->pendingEvents.push_back(event);
states->touchEvents[id] = Vector2i(event.touch.x, event.touch.y);
}
}
void WindowImplAndroid::processPointerEvent(bool isDown, AInputEvent* _event, ActivityStates* states)
{
int32_t device = AInputEvent_getSource(_event);
int32_t action = AMotionEvent_getAction(_event);
int index = (action & AMOTION_EVENT_ACTION_POINTER_INDEX_MASK) >> AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT;
int id = AMotionEvent_getPointerId(_event, index);
float x = AMotionEvent_getX(_event, 0);
float y = AMotionEvent_getY(_event, 0);
Event event;
if (isDown)
{
if (device == AINPUT_SOURCE_MOUSE)
{
event.type = Event::MouseButtonPressed;
event.mouseButton.button = static_cast<Mouse::Button>(id);
event.mouseButton.x = x;
event.mouseButton.y = y;
if (id >= 0 && id < Mouse::ButtonCount)
states->isButtonPressed[id] = true;
}
else if (device == AINPUT_SOURCE_TOUCHSCREEN)
{
event.type = Event::TouchBegan;
event.touch.finger = id;
event.touch.x = x;
event.touch.y = y;
states->touchEvents[id] = Vector2i(event.touch.x, event.touch.y);
}
}
else
{
if (device == AINPUT_SOURCE_MOUSE)
{
event.type = Event::MouseButtonReleased;
event.mouseButton.button = static_cast<Mouse::Button>(id);
event.mouseButton.x = x;
event.mouseButton.y = y;
if (id >= 0 && id < Mouse::ButtonCount)
states->isButtonPressed[id] = false;
}
else if (device == AINPUT_SOURCE_TOUCHSCREEN)
{
event.type = Event::TouchEnded;
event.touch.finger = id;
event.touch.x = x;
event.touch.y = y;
states->touchEvents.erase(id);
}
}
states->pendingEvents.push_back(event);
}
////////////////////////////////////////////////////////////
Keyboard::Key WindowImplAndroid::androidKeyToSF(int32_t key)
{
switch (key)
@ -290,135 +546,6 @@ Keyboard::Key WindowImplAndroid::androidKeyToSF(int32_t key)
}
}
int WindowImplAndroid::processEvent(int fd, int events, void* data)
{
ActivityStates* states = getActivity(NULL);
Lock lock(states->mutex);
AInputEvent* _event = NULL;
if (AInputQueue_getEvent(states->inputQueue, &_event) >= 0)
{
if (AInputQueue_preDispatchEvent(states->inputQueue, _event))
return 1;
int32_t handled = 0;
int32_t type = AInputEvent_getType(_event);
if (type == AINPUT_EVENT_TYPE_KEY)
{
int32_t action = AKeyEvent_getAction(_event);
if (action == AKEY_EVENT_ACTION_DOWN || action == AKEY_EVENT_ACTION_UP)
{
int32_t key = AKeyEvent_getKeyCode(_event);
int32_t metakey = AKeyEvent_getMetaState(_event);
Event event;
event.type = (action == AKEY_EVENT_ACTION_DOWN) ? Event::KeyPressed : Event::KeyReleased;
event.key.code = androidKeyToSF(key);
event.key.alt = metakey & AMETA_ALT_ON;
event.key.control = false;
event.key.shift = metakey & AMETA_SHIFT_ON;
states->pendingEvents.push_back(event);
if (int unicode = getUnicode(_event))
{
Event event;
event.type = Event::TextEntered;
event.text.unicode = unicode;
states->pendingEvents.push_back(event);
}
}
}
else if (type == AINPUT_EVENT_TYPE_MOTION)
{
int32_t action = AMotionEvent_getAction(_event);
switch (action & AMOTION_EVENT_ACTION_MASK)
{
case AMOTION_EVENT_ACTION_MOVE:
{
int pointerCount = AMotionEvent_getPointerCount(_event);
Event event;
event.type = Event::TouchMoved;
for (int p = 0; p < pointerCount; p++)
{
int id = AMotionEvent_getPointerId(_event, p);
event.touch.finger = id;
float x = AMotionEvent_getX(_event, p);
float y = AMotionEvent_getY(_event, p);
event.touch.x = x;
event.touch.y = y;
states->pendingEvents.push_back(event);
states->touchEvents[id] = Vector2i(event.touch.x, event.touch.y);
}
break;
}
case AMOTION_EVENT_ACTION_POINTER_DOWN:
case AMOTION_EVENT_ACTION_DOWN:
{
int index = (action & AMOTION_EVENT_ACTION_POINTER_INDEX_MASK) >> AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT;
int id = AMotionEvent_getPointerId(_event, index);
float x = AMotionEvent_getX(_event, 0);
float y = AMotionEvent_getY(_event, 0);
Event event;
event.type = Event::TouchBegan;
event.touch.finger = id;
event.touch.x = x;
event.touch.y = y;
states->pendingEvents.push_back(event);
states->touchEvents[id] = Vector2i(x, y);
break;
}
case AMOTION_EVENT_ACTION_POINTER_UP:
case AMOTION_EVENT_ACTION_UP:
case AMOTION_EVENT_ACTION_CANCEL:
{
int index = (action & AMOTION_EVENT_ACTION_POINTER_INDEX_MASK) >> AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT;
int id = AMotionEvent_getPointerId(_event, index);
float x = AMotionEvent_getX(_event, 0);
float y = AMotionEvent_getY(_event, 0);
Event event;
event.type = Event::TouchEnded;
event.touch.finger = id;
event.touch.x = x;
event.touch.y = y;
states->pendingEvents.push_back(event);
states->touchEvents.erase(id);
break;
}
}
}
handled = 1;
AInputQueue_finishEvent(states->inputQueue, _event, handled);
}
return 1;
}
int WindowImplAndroid::getUnicode(AInputEvent* event)
{
// Retrieve activity states

26
src/SFML/Window/Android/WindowImplAndroid.hpp
View File

@ -31,6 +31,7 @@
#include <SFML/Window/Event.hpp>
#include <SFML/Window/WindowImpl.hpp>
#include <SFML/Window/Android/EglContext.hpp>
#include <SFML/System/Android/Activity.hpp>
#include <android/input.h>
@ -163,16 +164,6 @@ protected :
private:
////////////////////////////////////////////////////////////
/// \brief Convert a Android key to SFML key code
///
/// \param symbol Android key to convert
///
/// \return Corrsponding SFML key code
///
////////////////////////////////////////////////////////////
static Keyboard::Key androidKeyToSF(int32_t key);
////////////////////////////////////////////////////////////
/// \brief Process messages from the looper associated with the main thread
///
@ -185,6 +176,21 @@ private:
////////////////////////////////////////////////////////////
static int processEvent(int fd, int events, void* data);
static void processScrollEvent(AInputEvent* _event, ActivityStates* states);
static void processKeyEvent(AInputEvent* _event, ActivityStates* states);
static void processMotionEvent(AInputEvent* _event, ActivityStates* states);
static void processPointerEvent(bool isDown, AInputEvent* event, ActivityStates* states);
////////////////////////////////////////////////////////////
/// \brief Convert a Android key to SFML key code
///
/// \param symbol Android key to convert
///
/// \return Corrsponding SFML key code
///
////////////////////////////////////////////////////////////
static Keyboard::Key androidKeyToSF(int32_t key);
////////////////////////////////////////////////////////////
/// \brief Get unicode decoded from the input event
///