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Diffstat (limited to 'Source/WebCore/platform/android/GeolocationServiceBridge.cpp')
| -rw-r--r-- | Source/WebCore/platform/android/GeolocationServiceBridge.cpp | 246 |
1 files changed, 0 insertions, 246 deletions
diff --git a/Source/WebCore/platform/android/GeolocationServiceBridge.cpp b/Source/WebCore/platform/android/GeolocationServiceBridge.cpp deleted file mode 100644 index 697b63b..0000000 --- a/Source/WebCore/platform/android/GeolocationServiceBridge.cpp +++ /dev/null @@ -1,246 +0,0 @@ -/* - * Copyright 2009, The Android Open Source Project - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY - * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR - * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, - * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, - * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR - * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY - * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include "config.h" -#include "GeolocationServiceBridge.h" - -#include "Frame.h" -#include "GeolocationServiceAndroid.h" -#include "Geoposition.h" -#include "PositionError.h" -#include "WebViewCore.h" -#include <JNIHelp.h> - -namespace WebCore { - -using JSC::Bindings::getJNIEnv; - -static const char* javaGeolocationServiceClassName = "android/webkit/GeolocationService"; -enum javaGeolocationServiceClassMethods { - GeolocationServiceMethodInit = 0, - GeolocationServiceMethodStart, - GeolocationServiceMethodStop, - GeolocationServiceMethodSetEnableGps, - GeolocationServiceMethodCount, -}; -static jmethodID javaGeolocationServiceClassMethodIDs[GeolocationServiceMethodCount]; - -static const JNINativeMethod javaGeolocationServiceClassNativeMethods[] = { - { "nativeNewLocationAvailable", "(JLandroid/location/Location;)V", - (void*) GeolocationServiceBridge::newLocationAvailable }, - { "nativeNewErrorAvailable", "(JLjava/lang/String;)V", - (void*) GeolocationServiceBridge::newErrorAvailable } -}; - -static const char *javaLocationClassName = "android/location/Location"; -enum javaLocationClassMethods { - LocationMethodGetLatitude = 0, - LocationMethodGetLongitude, - LocationMethodHasAltitude, - LocationMethodGetAltitude, - LocationMethodHasAccuracy, - LocationMethodGetAccuracy, - LocationMethodHasBearing, - LocationMethodGetBearing, - LocationMethodHasSpeed, - LocationMethodGetSpeed, - LocationMethodGetTime, - LocationMethodCount, -}; -static jmethodID javaLocationClassMethodIDs[LocationMethodCount]; - -GeolocationServiceBridge::GeolocationServiceBridge(ListenerInterface* listener, Frame* frame) - : m_listener(listener) - , m_javaGeolocationServiceObject(0) -{ - ASSERT(m_listener); - startJavaImplementation(frame); -} - -GeolocationServiceBridge::~GeolocationServiceBridge() -{ - stop(); - stopJavaImplementation(); -} - -bool GeolocationServiceBridge::start() -{ - if (!m_javaGeolocationServiceObject) - return false; - return getJNIEnv()->CallBooleanMethod(m_javaGeolocationServiceObject, - javaGeolocationServiceClassMethodIDs[GeolocationServiceMethodStart]); -} - -void GeolocationServiceBridge::stop() -{ - if (!m_javaGeolocationServiceObject) - return; - getJNIEnv()->CallVoidMethod(m_javaGeolocationServiceObject, - javaGeolocationServiceClassMethodIDs[GeolocationServiceMethodStop]); -} - -void GeolocationServiceBridge::setEnableGps(bool enable) -{ - if (!m_javaGeolocationServiceObject) - return; - getJNIEnv()->CallVoidMethod(m_javaGeolocationServiceObject, - javaGeolocationServiceClassMethodIDs[GeolocationServiceMethodSetEnableGps], - enable); -} - -void GeolocationServiceBridge::newLocationAvailable(JNIEnv* env, jclass, jlong nativeObject, jobject location) -{ - ASSERT(nativeObject); - ASSERT(location); - GeolocationServiceBridge* object = reinterpret_cast<GeolocationServiceBridge*>(nativeObject); - object->m_listener->newPositionAvailable(toGeoposition(env, location)); -} - -void GeolocationServiceBridge::newErrorAvailable(JNIEnv* env, jclass, jlong nativeObject, jstring message) -{ - GeolocationServiceBridge* object = reinterpret_cast<GeolocationServiceBridge*>(nativeObject); - RefPtr<PositionError> error = - PositionError::create(PositionError::POSITION_UNAVAILABLE, android::jstringToWtfString(env, message)); - object->m_listener->newErrorAvailable(error.release()); -} - -PassRefPtr<Geoposition> GeolocationServiceBridge::toGeoposition(JNIEnv *env, const jobject &location) -{ - // Altitude is optional and may not be supplied. - bool hasAltitude = - env->CallBooleanMethod(location, javaLocationClassMethodIDs[LocationMethodHasAltitude]); - double Altitude = - hasAltitude ? - env->CallDoubleMethod(location, javaLocationClassMethodIDs[LocationMethodGetAltitude]) : - 0.0; - // Accuracy is required, but is not supplied by the emulator. - double Accuracy = - env->CallBooleanMethod(location, javaLocationClassMethodIDs[LocationMethodHasAccuracy]) ? - env->CallFloatMethod(location, javaLocationClassMethodIDs[LocationMethodGetAccuracy]) : - 0.0; - // heading is optional and may not be supplied. - bool hasHeading = - env->CallBooleanMethod(location, javaLocationClassMethodIDs[LocationMethodHasBearing]); - double heading = - hasHeading ? - env->CallFloatMethod(location, javaLocationClassMethodIDs[LocationMethodGetBearing]) : - 0.0; - // speed is optional and may not be supplied. - bool hasSpeed = - env->CallBooleanMethod(location, javaLocationClassMethodIDs[LocationMethodHasSpeed]); - double speed = - hasSpeed ? - env->CallFloatMethod(location, javaLocationClassMethodIDs[LocationMethodGetSpeed]) : - 0.0; - - RefPtr<Coordinates> newCoordinates = WebCore::Coordinates::create( - env->CallDoubleMethod(location, javaLocationClassMethodIDs[LocationMethodGetLatitude]), - env->CallDoubleMethod(location, javaLocationClassMethodIDs[LocationMethodGetLongitude]), - hasAltitude, Altitude, - Accuracy, - false, 0.0, // AltitudeAccuracy not provided. - hasHeading, heading, - hasSpeed, speed); - - return WebCore::Geoposition::create( - newCoordinates.release(), - env->CallLongMethod(location, javaLocationClassMethodIDs[LocationMethodGetTime])); -} - -void GeolocationServiceBridge::startJavaImplementation(Frame* frame) -{ - JNIEnv* env = getJNIEnv(); - - // Get the Java GeolocationService class. - jclass javaGeolocationServiceClass = env->FindClass(javaGeolocationServiceClassName); - ASSERT(javaGeolocationServiceClass); - - // Set up the methods we wish to call on the Java GeolocationService class. - javaGeolocationServiceClassMethodIDs[GeolocationServiceMethodInit] = - env->GetMethodID(javaGeolocationServiceClass, "<init>", "(Landroid/content/Context;J)V"); - javaGeolocationServiceClassMethodIDs[GeolocationServiceMethodStart] = - env->GetMethodID(javaGeolocationServiceClass, "start", "()Z"); - javaGeolocationServiceClassMethodIDs[GeolocationServiceMethodStop] = - env->GetMethodID(javaGeolocationServiceClass, "stop", "()V"); - javaGeolocationServiceClassMethodIDs[GeolocationServiceMethodSetEnableGps] = - env->GetMethodID(javaGeolocationServiceClass, "setEnableGps", "(Z)V"); - - // Create the Java GeolocationService object. - jobject context = android::WebViewCore::getWebViewCore(frame->view())->getContext(); - if (!context) - return; - jlong nativeObject = reinterpret_cast<jlong>(this); - jobject object = env->NewObject(javaGeolocationServiceClass, - javaGeolocationServiceClassMethodIDs[GeolocationServiceMethodInit], - context, - nativeObject); - - m_javaGeolocationServiceObject = getJNIEnv()->NewGlobalRef(object); - ASSERT(m_javaGeolocationServiceObject); - - // Register to handle calls to native methods of the Java GeolocationService - // object. We register once only. - static int registered = jniRegisterNativeMethods(env, - javaGeolocationServiceClassName, - javaGeolocationServiceClassNativeMethods, - NELEM(javaGeolocationServiceClassNativeMethods)); - ASSERT(registered == JNI_OK); - - // Set up the methods we wish to call on the Java Location class. - jclass javaLocationClass = env->FindClass(javaLocationClassName); - ASSERT(javaLocationClass); - javaLocationClassMethodIDs[LocationMethodGetLatitude] = - env->GetMethodID(javaLocationClass, "getLatitude", "()D"); - javaLocationClassMethodIDs[LocationMethodGetLongitude] = - env->GetMethodID(javaLocationClass, "getLongitude", "()D"); - javaLocationClassMethodIDs[LocationMethodHasAltitude] = - env->GetMethodID(javaLocationClass, "hasAltitude", "()Z"); - javaLocationClassMethodIDs[LocationMethodGetAltitude] = - env->GetMethodID(javaLocationClass, "getAltitude", "()D"); - javaLocationClassMethodIDs[LocationMethodHasAccuracy] = - env->GetMethodID(javaLocationClass, "hasAccuracy", "()Z"); - javaLocationClassMethodIDs[LocationMethodGetAccuracy] = - env->GetMethodID(javaLocationClass, "getAccuracy", "()F"); - javaLocationClassMethodIDs[LocationMethodHasBearing] = - env->GetMethodID(javaLocationClass, "hasBearing", "()Z"); - javaLocationClassMethodIDs[LocationMethodGetBearing] = - env->GetMethodID(javaLocationClass, "getBearing", "()F"); - javaLocationClassMethodIDs[LocationMethodHasSpeed] = - env->GetMethodID(javaLocationClass, "hasSpeed", "()Z"); - javaLocationClassMethodIDs[LocationMethodGetSpeed] = - env->GetMethodID(javaLocationClass, "getSpeed", "()F"); - javaLocationClassMethodIDs[LocationMethodGetTime] = - env->GetMethodID(javaLocationClass, "getTime", "()J"); -} - -void GeolocationServiceBridge::stopJavaImplementation() -{ - // Called by GeolocationServiceAndroid on WebKit thread. - if (!m_javaGeolocationServiceObject) - return; - getJNIEnv()->DeleteGlobalRef(m_javaGeolocationServiceObject); -} - -} // namespace WebCore |