javauis/m2g_qt/src/jni/M2GSVGElement.cpp
changeset 80 d6dafc5d983f
child 87 1627c337e51e
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/javauis/m2g_qt/src/jni/M2GSVGElement.cpp	Fri Oct 15 12:29:39 2010 +0300
@@ -0,0 +1,1141 @@
+/*
+* Copyright (c) 2005-2006 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:  JNI methods
+*
+*/
+
+// INCLUDE FILES
+#include "com_nokia_microedition_m2g_M2GSVGElement.h"
+#include "MM2GSVGProxy.h"
+
+M2G_NS_START
+
+// EXTERNAL DATA STRUCTURES
+
+// EXTERNAL FUNCTION PROTOTYPES
+
+// CONSTANTS
+
+// MACROS
+
+// LOCAL CONSTANTS AND MACROS
+
+// MODULE DATA STRUCTURES
+
+// LOCAL FUNCTION PROTOTYPES
+
+// FORWARD DECLARATIONS
+
+// CLASS DECLARATION
+
+// ================================ FUNCTIONS ==================================
+
+// -----------------------------------------------------------------------------
+// Java_com_nokia_microedition_m2g_M2GSVGElement::_appendChild
+// -----------------------------------------------------------------------------
+/**
+ * Calls MM2GSVGProxy::AppendChildL method.
+ * @since Series S60 3.0
+ * @param aProxy Proxy instance.
+ * @param aElementHandle Element handle
+ * @param aChildElementHandle Child handle
+ */
+JNIEXPORT void JNICALL
+Java_com_nokia_microedition_m2g_M2GSVGElement__1appendChild(
+    JNIEnv* aJni,
+    jclass,
+    jint aSvgProxyHandle,
+    jint aElementHandle,
+    jint aChildElementHandle)
+{
+    M2G_DEBUG_0("M2G_DEBUG: JNI ( M2GSVGElement ) _appendChild - begin");
+    TInt err = KM2GNotOk;
+
+    M2G_DO_LOCK
+    if (aSvgProxyHandle)
+        {
+        MM2GSVGProxy* aProxy = JavaUnhand<MM2GSVGProxy>(aSvgProxyHandle);
+        TRAP(err,   aProxy->AppendChildL(
+            STATIC_CAST(TM2GSvgElementHandle, aElementHandle),
+            STATIC_CAST(TM2GSvgElementHandle, aChildElementHandle)); );
+        }
+    M2G_DO_UNLOCK(aJni)
+    
+    M2G_DEBUG_0("M2G_DEBUG: JNI ( M2GSVGElement ) _appendChild - end");
+    M2GGeneral::CheckErrorCode(aJni, err);
+}
+
+
+// -----------------------------------------------------------------------------
+// Java_com_nokia_microedition_m2g_M2GSVGElement::_checkRemoveable
+// -----------------------------------------------------------------------------
+/**
+ * Calls MM2GSVGProxy::CheckRemoveableL method.
+ * @since Series S60 3.0
+ * @param aProxy Proxy instance.
+ * @param aElementHandle Element handle
+ * @param aRemoveable Result
+ */
+JNIEXPORT jint JNICALL Java_com_nokia_microedition_m2g_M2GSVGElement__1checkRemoveable(
+    JNIEnv* aJni,
+    jclass,
+    jint aSvgProxyHandle,
+    jint aElementHandle)
+{
+    TInt removeable = -1;
+    M2G_DEBUG_0("M2G_DEBUG: JNI ( M2GSVGElement ) _checkRemoveable - begin");
+    TInt err = KM2GNotOk;
+    
+    
+    M2G_DO_LOCK
+    if (aSvgProxyHandle)
+        {
+        MM2GSVGProxy* aProxy = JavaUnhand<MM2GSVGProxy>(aSvgProxyHandle);
+    
+        TRAP(err, aProxy->CheckRemoveableL(aElementHandle, removeable););
+        }
+    M2G_DO_UNLOCK(aJni)
+
+    M2GGeneral::CheckErrorCode(aJni, err);
+    M2G_DEBUG_1("M2G_DEBUG: JNI ( M2GSVGElement ) _checkRemoveable: %d - end", removeable);
+    return removeable;
+}
+
+// -----------------------------------------------------------------------------
+// Java_com_nokia_microedition_m2g_M2GSVGElement::_getBBox
+// -----------------------------------------------------------------------------
+/**
+ * Calls MM2GSVGProxy::GetBBoxL method.
+ * @since Series S60 3.0
+ * @param aProxy Proxy instance.
+ * @param aElementHandle Element handle
+ * @param aAttributeTypeId Attribute type id
+ * @param aRectData Returns rect components
+ * @param aResult Result "0" ok
+ */
+JNIEXPORT jint JNICALL
+Java_com_nokia_microedition_m2g_M2GSVGElement__1getBBox(
+    JNIEnv* aJni,
+    jclass,
+    jint aSvgProxyHandle,
+    jint aElementHandle,
+    jshort aAttributeTypeId,
+    jfloatArray aRectComponents)
+{
+    M2G_DEBUG_0("M2G_DEBUG: JNI ( M2GSVGElement ) _getBBox - begin");
+
+    TM2GRectData rect;
+    TInt result = 0;
+    TInt err = KM2GNotOk;
+    
+    M2G_DO_LOCK
+    if (aSvgProxyHandle)
+        {
+        MM2GSVGProxy* aProxy = JavaUnhand<MM2GSVGProxy>(aSvgProxyHandle);
+
+        TRAP(err, aProxy->GetBBoxL(
+           STATIC_CAST(TM2GSvgElementHandle, aElementHandle),
+           STATIC_CAST(TM2GSvgAttrType, aAttributeTypeId),
+           rect, result); );
+        }
+    M2G_DO_UNLOCK(aJni)
+  
+    M2GGeneral::CheckErrorCode(aJni, err);
+
+    aJni->SetFloatArrayRegion(
+        REINTERPRET_CAST(jfloatArray, aRectComponents),
+        0,
+        rect.Count(), REINTERPRET_CAST(jfloat*, rect.Begin()));
+
+    M2G_DEBUG_1("M2G_DEBUG: JNI ( M2GSVGElement ) _getBBox: %d - end", result);
+    return result;
+}
+
+// -----------------------------------------------------------------------------
+// Java_com_nokia_microedition_m2g_M2GSVGElement::_getColorTrait
+// -----------------------------------------------------------------------------
+/**
+ * Calls MM2GSVGProxy::GetColorTraitL method.
+ * @since Series S60 3.0
+ * @param aProxy Proxy instance.
+ * @param aElementHandle Element handle
+ * @param aAttributeTypeId Attribute type id
+ * @param aColors Color elements ( RGB )
+ * @param aTrait Result
+ */
+JNIEXPORT jint JNICALL
+Java_com_nokia_microedition_m2g_M2GSVGElement__1getColorTrait(
+    JNIEnv* aJni,
+    jclass,
+    jint aSvgProxyHandle,
+    jint aElementHandle,
+    jshort aAttributeTypeId,
+    jintArray aColorComponents)
+{
+    M2G_DEBUG_0("M2G_DEBUG: JNI ( M2GSVGElement ) _getColorTrait - begin");
+    TM2GColorData color;
+    TInt result = -1;
+    TInt err = KM2GNotOk;
+    
+    M2G_DO_LOCK
+    if (aSvgProxyHandle)
+        {
+        MM2GSVGProxy* aProxy = JavaUnhand<MM2GSVGProxy>(aSvgProxyHandle);
+        TRAP(err, aProxy->GetColorTraitL(
+            aElementHandle,
+            aAttributeTypeId,
+            color,
+            result); );
+        }
+    M2G_DO_UNLOCK(aJni)
+
+    M2GGeneral::CheckErrorCode(aJni, err);
+    if (color[ 0 ] == -1 && color[ 1 ] == -1 && color[ 2 ] == -1)
+    {
+        result = 0;
+        aJni->SetIntArrayRegion(aColorComponents, 0, color.Count(), &(color[ 0 ]));
+    }
+    else if (result != -1)
+    {
+        result = 1;
+        aJni->SetIntArrayRegion(aColorComponents, 0, color.Count(),  color.Begin());
+    }
+
+    M2G_DEBUG_4("M2G_DEBUG: JNI ( M2GSVGElement ) _getColorTrait: %d, R=%d, G=%d, B=%d - end", result, color[ 0 ], color[ 1 ], color[ 2 ]);
+    return result;
+}
+
+
+// -----------------------------------------------------------------------------
+// Java_com_nokia_microedition_m2g_M2GSVGElement::_getElementTypeId
+// -----------------------------------------------------------------------------
+/**
+ * Calls MM2GSVGProxy::GetElementTypeIdL method.
+ * @since Series S60 3.0
+ * @param aProxy Proxy instance.
+ * @param aElementHandle Element handle
+ * @param aId
+ */
+JNIEXPORT jshort JNICALL
+Java_com_nokia_microedition_m2g_M2GSVGElement__1getElementTypeId(
+    JNIEnv* aJni,
+    jclass,
+    jint aSvgProxyHandle,
+    jint aElementHandle)
+{
+    M2G_DEBUG_0("M2G_DEBUG: JNI ( M2GSVGElement ) _getElementTypeId - begin");
+    TInt16 id = 0;
+    TInt err = KM2GNotOk;
+    
+    M2G_DO_LOCK
+    if (aSvgProxyHandle)
+        {
+        MM2GSVGProxy* aProxy = JavaUnhand<MM2GSVGProxy>(aSvgProxyHandle);
+        TRAP(err,  aProxy->GetElementTypeIdL(aElementHandle, id); );
+        }
+    M2G_DO_UNLOCK(aJni)
+    
+    M2GGeneral::CheckErrorCode(aJni, err);
+    M2G_DEBUG_1("M2G_DEBUG: JNI ( M2GSVGElement ) _getElementTypeId: %d - end", id);
+    return id;
+}
+
+// -----------------------------------------------------------------------------
+// Java_com_nokia_microedition_m2g_M2GSVGElement::_getEnumTrait
+// -----------------------------------------------------------------------------
+/**
+ * Calls MM2GSVGProxy::GetEnumTraitL method.
+ * @since Series S60 3.0
+ * @param aProxy Proxy instance.
+ * @param aElementHandle Element handle
+ * @param aAttributeTypeId Attribute type id
+ * @param aEnumTrait The enumeration value of the specified attribute
+ */
+JNIEXPORT jshort JNICALL
+Java_com_nokia_microedition_m2g_M2GSVGElement__1getEnumTrait(
+    JNIEnv* aJni,
+    jclass,
+    jint aSvgProxyHandle,
+    jint aElementHandle,
+    jshort aAttributeTypeId)
+{
+    M2G_DEBUG_0("M2G_DEBUG: JNI ( M2GSVGElement ) _getEnumTrait - begin");
+    TInt16 enumTrait = 0;
+    TInt err = KM2GNotOk;
+    
+    M2G_DO_LOCK
+    if (aSvgProxyHandle)
+        {
+        MM2GSVGProxy* aProxy = JavaUnhand<MM2GSVGProxy>(aSvgProxyHandle);
+
+        TRAP(err, aProxy->GetEnumTraitL(
+            STATIC_CAST(TM2GSvgElementHandle, aElementHandle),
+            STATIC_CAST(TM2GSvgAttrType, aAttributeTypeId),
+            enumTrait); );
+        }
+    M2G_DO_UNLOCK(aJni)
+        
+    M2GGeneral::CheckErrorCode(aJni, err);
+    M2G_DEBUG_1("M2G_DEBUG: JNI ( M2GSVGElement ) _getEnumTrait: %d - end", enumTrait);
+    return enumTrait;
+}
+// -----------------------------------------------------------------------------
+// Java_com_nokia_microedition_m2g_M2GSVGElement::_getFirstElementChild
+// -----------------------------------------------------------------------------
+/**
+ * Calls MM2GSVGProxy::GetFirstElementChildL method.
+ * @since Series S60 3.0
+ * @param aProxy Proxy instance.
+ * @param aElementHandle Element handle
+ * @param aHandle Element handle to be returned.
+ */
+JNIEXPORT jint JNICALL
+Java_com_nokia_microedition_m2g_M2GSVGElement__1getFirstElementChild(
+    JNIEnv* aJni,
+    jclass,
+    jint aSvgProxyHandle,
+    jint aElementHandle)
+{
+    M2G_DEBUG_0("M2G_DEBUG: JNI ( M2GSVGElement ) _getFirstElementChild - begin");
+
+    TInt childHandle = M2G_INVALID_HANDLE;
+    TInt err = KM2GNotOk;
+
+    M2G_DO_LOCK
+    if (aSvgProxyHandle)
+        {
+        MM2GSVGProxy* aProxy = JavaUnhand<MM2GSVGProxy>(aSvgProxyHandle);
+        TRAP(err, aProxy->GetFirstElementChildL(aElementHandle, childHandle); );
+        }
+    M2G_DO_UNLOCK(aJni)
+
+    M2GGeneral::CheckErrorCode(aJni, err);
+    M2G_DEBUG_1("M2G_DEBUG: JNI ( M2GSVGElement ) _getFirstElementChild: %d - end", childHandle);
+    return childHandle;
+}
+// -----------------------------------------------------------------------------
+// Java_com_nokia_microedition_m2g_M2GSVGElement::_getFloatTrait
+// -----------------------------------------------------------------------------
+/**
+ * Calls MM2GSVGProxy::GetFloatTraitL method.
+ * @since Series S60 3.0
+ * @param aProxy Proxy instance.
+ * @param aElementHandle Element handle
+ * @param aAttributeTypeId Attribute type id
+ * @param aFloatTrait Float attribute to be returned
+ */
+JNIEXPORT jfloat JNICALL
+Java_com_nokia_microedition_m2g_M2GSVGElement__1getFloatTrait(
+    JNIEnv* aJni,
+    jclass,
+    jint aSvgProxyHandle,
+    jint aElementHandle,
+    jshort aAttributeTypeId)
+{
+    M2G_DEBUG_0("M2G_DEBUG: JNI ( M2GSVGElement ) _getFloatTrait - begin");
+    TInt err = KM2GNotOk;
+    TReal32 floatTrait = 0;
+    
+    M2G_DO_LOCK
+    if (aSvgProxyHandle)
+        {
+       MM2GSVGProxy* aProxy = JavaUnhand<MM2GSVGProxy>(aSvgProxyHandle);
+
+       TRAP(err ,aProxy->GetFloatTraitL(
+           STATIC_CAST(TM2GSvgElementHandle, aElementHandle),
+           STATIC_CAST(TM2GSvgAttrType, aAttributeTypeId),
+           floatTrait););
+        }
+    M2G_DO_UNLOCK(aJni)
+
+    M2GGeneral::CheckErrorCode(aJni, err);
+    M2G_DEBUG_1("M2G_DEBUG: JNI ( M2GSVGElement ) _getFloatTrait: %f - end", floatTrait);
+    return STATIC_CAST(jfloat, floatTrait);
+}
+
+// -----------------------------------------------------------------------------
+// Java_com_nokia_microedition_m2g_M2GSVGElement::_getMatrixTrait
+// -----------------------------------------------------------------------------
+/**
+ * Calls MM2GSVGProxy::GetMatrixTraitL method.
+ * @since Series S60 3.0
+ * @param aProxy Proxy instance.
+ * @param aElementHandle Element handle
+ * @param aAttributeTypeId Attribute type id
+ * @param aResult Result: "0" if ok and "-1" if nok
+ s*/
+JNIEXPORT jint JNICALL
+Java_com_nokia_microedition_m2g_M2GSVGElement__1getMatrixTrait(
+    JNIEnv* aJni,
+    jclass,
+    jint aSvgProxyHandle,
+    jint aElementHandle,
+    jshort aAttributeTypeId,
+    jfloatArray aMatrixComponents)
+{
+    M2G_DEBUG_0("M2G_DEBUG: JNI ( M2GSVGElement ) _getMatrixTrait - begin");
+    TM2GMatrixData matrix;
+    TInt result = -1;
+    TInt err = KM2GNotOk;
+    
+    M2G_DO_LOCK
+    if (aSvgProxyHandle)
+        {
+        MM2GSVGProxy* aProxy = JavaUnhand<MM2GSVGProxy>(aSvgProxyHandle);
+
+        TRAP(err, aProxy->GetMatrixTraitL(
+            STATIC_CAST(TM2GSvgElementHandle, aElementHandle),
+            STATIC_CAST(TM2GSvgAttrType, aAttributeTypeId),
+             matrix, result); );
+        }
+    M2G_DO_UNLOCK(aJni)
+
+    if (M2GGeneral::CheckErrorCode(aJni, err) == KM2GOk)
+    {
+        // Init matrix object
+        jfloat* components = aJni->GetFloatArrayElements(aMatrixComponents, 0);
+        TInt count =
+            M2GGeneral::Min(aJni->GetArrayLength(aMatrixComponents), matrix.Count());
+        for (TInt index = 0; index < count; index++)
+        {
+            components[ index ] = matrix[ index ];
+        }
+        // Release data source
+        aJni->ReleaseFloatArrayElements(aMatrixComponents, components, 0);
+    }
+
+    M2G_DEBUG_6("M2G_DEBUG: JNI ( M2GSVGElement ) _getMatrixTrait: %f, %f, %f, %f, %f, %f - end", matrix[ 0 ], matrix[ 1 ], matrix[ 2 ], matrix[ 3 ], matrix[ 4 ], matrix[ 5 ]);
+    return result;
+}
+
+// -----------------------------------------------------------------------------
+// Java_com_nokia_microedition_m2g_M2GSVGElement::_getNextElementSibling
+// -----------------------------------------------------------------------------
+/**
+ * Calls MM2GSVGProxy::GetNextElementSiblingL method.
+ * @since Series S60 3.0
+ * @param aProxy Proxy instance.
+ * @param aElementHandle Element pointer.
+ * @param aSiblingHandle Sibling handle
+ */
+JNIEXPORT jint JNICALL
+Java_com_nokia_microedition_m2g_M2GSVGElement__1getNextElementSibling(
+    JNIEnv* aJni,
+    jclass,
+    jint aSvgProxyHandle,
+    jint aElementHandle)
+{
+    M2G_DEBUG_0("M2G_DEBUG: JNI ( M2GSVGElement ) _getNextElementSibling - begin");
+    TInt siblingHandle = M2G_INVALID_HANDLE;
+    TInt err = KM2GNotOk;
+    
+    M2G_DO_LOCK
+    if (aSvgProxyHandle)
+        {
+           MM2GSVGProxy* aProxy = JavaUnhand<MM2GSVGProxy>(aSvgProxyHandle);
+           TRAP(err, aProxy->GetNextElementSiblingL(aElementHandle, siblingHandle); );
+        }
+    M2G_DO_UNLOCK(aJni)
+   
+    M2GGeneral::CheckErrorCode(aJni, err);
+    M2G_DEBUG_1("M2G_DEBUG: JNI ( M2GSVGElement ) _getNextElementSibling: %d - end", siblingHandle);
+    return siblingHandle;
+}
+// -----------------------------------------------------------------------------
+// Java_com_nokia_microedition_m2g_M2GSVGElement::_getParent
+// -----------------------------------------------------------------------------
+/**
+ * Calls MM2GSVGProxy::GetParentL method.
+ * @since Series S60 3.0
+ * @param aProxy Proxy instance.
+ * @param aElementHandle Element pointer.
+ * @param aParentHandle Parent handle to be returned.
+ */
+JNIEXPORT jint JNICALL
+Java_com_nokia_microedition_m2g_M2GSVGElement__1getParent(
+    JNIEnv* aJni,
+    jclass,
+    jint aSvgProxyHandle,
+    jint aElementHandle)
+{
+    M2G_DEBUG_0("M2G_DEBUG: JNI ( M2GSVGElement ) _getParent - begin");
+    TInt parentHandle = M2G_INVALID_HANDLE;
+    TInt err = KM2GNotOk;
+    
+    M2G_DO_LOCK
+    
+    if (aSvgProxyHandle)
+        {
+        MM2GSVGProxy* aProxy = JavaUnhand<MM2GSVGProxy>(aSvgProxyHandle);
+        TRAP(err,    aProxy->GetParentL(aElementHandle, parentHandle););
+        }
+    M2G_DO_UNLOCK(aJni)
+
+    M2GGeneral::CheckErrorCode(aJni, err);
+    M2G_DEBUG_1("M2G_DEBUG: JNI ( M2GSVGElement ) _getParent: %d - end", parentHandle);
+    return parentHandle;
+}
+
+// -----------------------------------------------------------------------------
+// Java_com_nokia_microedition_m2g_M2GSVGElement::_getPathTrait
+// -----------------------------------------------------------------------------
+/**
+ * Calls MM2GSVGProxy::GetPathTraitL method.
+ * @since Series S60 3.0
+ * @param aProxy Proxy instance.
+ * @param aElementHandle Element pointer.
+ * @param aAttributeTypeId Attribute type.
+ */
+JNIEXPORT jint JNICALL
+Java_com_nokia_microedition_m2g_M2GSVGElement__1getPathTrait(
+    JNIEnv* aJni,
+    jclass,
+    jint aSvgProxyHandle,
+    jint aElementHandle,
+    jshort aAttributeTypeId)
+{
+    M2G_DEBUG_0("M2G_DEBUG: JNI ( M2GSVGElement ) _getPathTrait - begin");
+    TInt aPathTrait = 0;
+    TInt err = KM2GNotOk;
+    
+    M2G_DO_LOCK
+    if (aSvgProxyHandle)
+        {
+        MM2GSVGProxy* aProxy = JavaUnhand<MM2GSVGProxy>(aSvgProxyHandle);
+
+        TRAP(err, aProxy->GetPathTraitL(
+           STATIC_CAST(TM2GSvgElementHandle, aElementHandle),
+           STATIC_CAST(TM2GSvgAttrType, aAttributeTypeId),
+           aPathTrait); );
+        }
+    M2G_DO_UNLOCK(aJni)
+ 
+    M2GGeneral::CheckErrorCode(aJni, err);
+    M2G_DEBUG_1("M2G_DEBUG: JNI ( M2GSVGElement ) _getPathTrait: %d - end", aPathTrait);
+    return aPathTrait;
+}
+
+// -----------------------------------------------------------------------------
+// Java_com_nokia_microedition_m2g_M2GSVGElement::_getRectTrait
+// -----------------------------------------------------------------------------
+/**
+ * Calls MM2GSVGProxy::GetRectTraitL method.
+ * @since Series S60 3.0
+ * @param aProxy Proxy instance.
+ * @param aElementHandle Element handle
+ * @param aAttributeTypeId Attribute type id
+ * @param aRectData Returns rect components
+ * @param aResult Result "0" if ok and "-1" if nok
+ */
+JNIEXPORT jint JNICALL
+Java_com_nokia_microedition_m2g_M2GSVGElement__1getRectTrait(
+    JNIEnv* aJni,
+    jclass,
+    jint aSvgProxyHandle,
+    jint aElementHandle,
+    jshort aAttributeTypeId,
+    jfloatArray aRectComponents)
+{
+    M2G_DEBUG_0("M2G_DEBUG: JNI ( M2GSVGElement ) _getRectTrait - begin");
+    TM2GRectData rect;
+    TInt result = 0;
+    TInt err = KM2GNotOk;
+    
+    M2G_DO_LOCK
+    if (aSvgProxyHandle)
+        {
+        MM2GSVGProxy* aProxy = JavaUnhand<MM2GSVGProxy>(aSvgProxyHandle);
+
+        TRAP(err , aProxy->GetRectTraitL(
+            STATIC_CAST(TM2GSvgElementHandle, aElementHandle),
+            STATIC_CAST(TM2GSvgAttrType, aAttributeTypeId),
+            rect, result); );
+        }
+    M2G_DO_UNLOCK(aJni)
+    
+    M2GGeneral::CheckErrorCode(aJni, err);
+    aJni->SetFloatArrayRegion(
+        REINTERPRET_CAST(jfloatArray, aRectComponents),
+        0,
+        rect.Count(), REINTERPRET_CAST(jfloat*, rect.Begin()));
+
+    M2G_DEBUG_1("M2G_DEBUG: JNI ( M2GSVGElement ) _getRectTrait: %d - end", result);
+    return result;
+}
+// -----------------------------------------------------------------------------
+// Java_com_nokia_microedition_m2g_M2GSVGElement::_getRootElement
+// -----------------------------------------------------------------------------
+/**
+ * Calls MM2GSVGProxy::GetRootElementL method.
+ * @since Series S60 3.0
+ * @param aProxy Proxy instance.
+ * @param aDocumentHandle Document pointer.
+ * @param aRootElementHandle Root element handle
+ */
+JNIEXPORT jint JNICALL
+Java_com_nokia_microedition_m2g_M2GSVGElement__1getRootElement(
+    JNIEnv* aJni,
+    jclass,
+    jint aSvgProxyHandle,
+    jint aDocumentHandle)
+{
+    M2G_DEBUG_0("M2G_DEBUG: JNI ( M2GSVGElement ) _getRootElement - begin");
+    TInt rootElementHandle = M2G_INVALID_HANDLE;
+    TInt err = KM2GNotOk;
+    M2G_DO_LOCK
+    if (aSvgProxyHandle)
+        {
+        MM2GSVGProxy* aProxy = JavaUnhand<MM2GSVGProxy>(aSvgProxyHandle);
+
+        TRAP(err, aProxy->GetRootElementL(
+           STATIC_CAST(TM2GSvgDocumentHandle, aDocumentHandle),
+           rootElementHandle); );
+        }
+    M2G_DO_UNLOCK(aJni)
+ 
+    M2GGeneral::CheckErrorCode(aJni, err);
+
+    M2G_DEBUG_1("M2G_DEBUG: JNI ( M2GSVGElement ) _getRootElement: %d - end", rootElementHandle);
+    return rootElementHandle;
+}
+
+// -----------------------------------------------------------------------------
+// Java_com_nokia_microedition_m2g_M2GSVGElement::_getScreenBBox
+// -----------------------------------------------------------------------------
+/**
+ * Calls MM2GSVGProxy::GetScreenBBoxL method.
+ * @since Series S60 3.0
+ * @param aProxy Proxy instance.
+ * @param aElementHandle Element handle
+ * @param aRectData Returns rect components
+ */
+JNIEXPORT void JNICALL
+Java_com_nokia_microedition_m2g_M2GSVGElement__1getScreenBBox(
+    JNIEnv* aJni,
+    jclass,
+    jint aSvgProxyHandle,
+    jint aElementHandle,
+    jfloatArray aScreenBBoxComponents)
+{
+    M2G_DEBUG_0("M2G_DEBUG: JNI ( M2GSVGElement ) _getScreenBBox - begin");
+    TM2GScreenBBoxData screenBBox;
+    TInt err = KM2GNotOk;
+    
+    M2G_DO_LOCK
+    if (aSvgProxyHandle)
+        {
+        MM2GSVGProxy* aProxy = JavaUnhand<MM2GSVGProxy>(aSvgProxyHandle);
+
+        TRAP(err, aProxy->GetScreenBBoxL(
+            STATIC_CAST(TM2GSvgElementHandle, aElementHandle),
+            screenBBox); );
+        }
+    M2G_DO_UNLOCK(aJni)
+ 
+    M2GGeneral::CheckErrorCode(aJni, err);
+
+    aJni->SetFloatArrayRegion(
+        REINTERPRET_CAST(jfloatArray, aScreenBBoxComponents),
+        0,
+        screenBBox.Count(), REINTERPRET_CAST(jfloat*, screenBBox.Begin()));
+
+    M2G_DEBUG_4("M2G_DEBUG: JNI ( M2GSVGElement ) _getScreenBBox: %f, %f, %f, %f - end", screenBBox[ 0 ], screenBBox[ 1 ], screenBBox[ 2 ], screenBBox[ 3 ]);
+}
+
+// -----------------------------------------------------------------------------
+// Java_com_nokia_microedition_m2g_M2GSVGElement::_getStringTrait
+// -----------------------------------------------------------------------------
+/**
+ * Calls MM2GSVGProxy::GetStringTraitL method.
+ * @since Series S60 3.0
+ * @param aProxy Proxy instance.
+ * @param aElementHandle Element pointer.
+ * @param aAttributeTypeId Attribute type.
+ * @param aAttribute Returns a string attribute
+ */
+JNIEXPORT jstring JNICALL
+Java_com_nokia_microedition_m2g_M2GSVGElement__1getStringTrait(
+    JNIEnv* aJni,
+    jclass,
+    jint aSvgProxyHandle,
+    jint aElementHandle,
+    jshort aAttributeTypeId)
+{
+    M2G_DEBUG_0("M2G_DEBUG: JNI ( M2GSVGElement ) _getStringTrait - begin");
+
+    TPtrC16 attribute;
+    TInt err = KM2GNotOk;
+    
+    M2G_DO_LOCK
+    if (aSvgProxyHandle)
+        {
+        MM2GSVGProxy* aProxy = JavaUnhand<MM2GSVGProxy>(aSvgProxyHandle);
+
+        TRAP(err, aProxy->GetStringTraitL(
+           STATIC_CAST(TM2GSvgElementHandle, aElementHandle),
+           STATIC_CAST(TM2GSvgAttrType, aAttributeTypeId),
+           attribute); );
+        }
+    M2G_DO_UNLOCK(aJni)
+   
+    if ((M2GGeneral::CheckErrorCode(aJni, err) == KM2GOk) &&
+            (attribute.Length() > 0))
+    {
+        return CreateJavaString(*aJni, attribute);
+    }
+
+    return NULL;
+    M2G_DEBUG_1("M2G_DEBUG: JNI ( M2GSVGElement ) _getStringTrait: %d - end", err);
+}
+// -----------------------------------------------------------------------------
+// Java_com_nokia_microedition_m2g_M2GSVGElement::_getUsedFromElement
+// -----------------------------------------------------------------------------
+/**
+ * Calls MM2GSVGProxy::GetUsedFromElementL method.
+ * @since Series S60 3.0
+ * @param aProxy Proxy instance.
+ * @param aElementHandle Element pointer.
+ * @param aHandle Return element handle
+ */
+JNIEXPORT jint JNICALL
+Java_com_nokia_microedition_m2g_M2GSVGElement__1getUsedFromElement(
+    JNIEnv* aJni,
+    jclass,
+    jint aSvgProxyHandle,
+    jint aElementHandle)
+{
+    M2G_DEBUG_0("M2G_DEBUG: JNI ( M2GSVGElement ) _getUsedFromElement - begin");
+    TInt handle = M2G_INVALID_HANDLE;
+    TInt err = KM2GNotOk;
+    
+    M2G_DO_LOCK
+    if (aSvgProxyHandle)
+        {
+        MM2GSVGProxy* aProxy = JavaUnhand<MM2GSVGProxy>(aSvgProxyHandle);
+
+        TRAP(err, aProxy->GetUsedFromElementL(
+        STATIC_CAST(TM2GSvgElementHandle, aElementHandle),
+        handle); );
+        }
+    M2G_DO_UNLOCK(aJni)
+ 
+    M2GGeneral::CheckErrorCode(aJni, err);
+    M2G_DEBUG_1("M2G_DEBUG: JNI ( M2GSVGElement ) _getUsedFromElement: %d - end", handle);
+    return handle;
+}
+
+
+// -----------------------------------------------------------------------------
+// Java_com_nokia_microedition_m2g_M2GSVGElement::_insertBefore
+// -----------------------------------------------------------------------------
+/**
+ * Class: com_nokia_microedition_m2g_M2GSVGElement
+ * Method: insertBefore
+ * Signature:
+ */
+JNIEXPORT void JNICALL
+Java_com_nokia_microedition_m2g_M2GSVGElement__1insertBefore(
+    JNIEnv* aJni,
+    jclass,
+    jint aSvgProxyHandle,
+    jint aElementHandle,
+    jint aNewChildElementHandle,
+    jint aReferenceElementHandle)
+{
+    M2G_DEBUG_0("M2G_DEBUG: JNI ( M2GSVGElement ) _insertBefore - begin");
+    TInt err = KM2GNotOk;
+    
+    M2G_DO_LOCK
+    
+    if (aSvgProxyHandle)
+        {
+        MM2GSVGProxy* aProxy = JavaUnhand<MM2GSVGProxy>(aSvgProxyHandle);
+    
+        TRAP(err, aProxy->InsertBeforeL(
+          STATIC_CAST(TM2GSvgElementHandle, aElementHandle),
+          STATIC_CAST(TM2GSvgElementHandle, aNewChildElementHandle),
+          STATIC_CAST(TM2GSvgElementHandle, aReferenceElementHandle)); );
+        }
+    M2G_DO_UNLOCK(aJni)
+
+    M2GGeneral::CheckErrorCode(aJni, err);
+    M2G_DEBUG_0("M2G_DEBUG: JNI ( M2GSVGElement ) _insertBefore - end");
+}
+// -----------------------------------------------------------------------------
+// Java_com_nokia_microedition_m2g_M2GSVGElement::_isUsed
+// -----------------------------------------------------------------------------
+/**
+ * Calls MM2GSVGProxy::IsUsedL method.
+ * @since Series S60 3.0
+ * @param aProxy Proxy instance.
+ * @param aElementHandle Element pointer.
+ * @param aResult Return "1" if used otherwise returns "0"
+ */
+JNIEXPORT jint JNICALL
+Java_com_nokia_microedition_m2g_M2GSVGElement__1isUsed(
+    JNIEnv* aJni,
+    jclass,
+    jint aSvgProxyHandle,
+    jint aElementHandle )
+{
+    M2G_DEBUG_0("M2G_DEBUG: JNI ( M2GSVGElement ) _isUsed - begin");
+    TInt result = KM2GNotOk;
+    TInt err = KM2GNotOk;
+    
+    M2G_DO_LOCK
+    if (aSvgProxyHandle)
+        {
+        MM2GSVGProxy* aProxy = JavaUnhand<MM2GSVGProxy>(aSvgProxyHandle);
+        TRAP(err, aProxy->IsUsedL(STATIC_CAST(TM2GSvgElementHandle, aElementHandle), result); );
+        }
+    M2G_DO_UNLOCK(aJni)
+
+    
+    M2GGeneral::CheckErrorCode(aJni, err);
+    M2G_DEBUG_1("M2G_DEBUG: JNI ( M2GSVGElement ) _isUsed: %d - end", result);
+    return result;
+}
+
+// -----------------------------------------------------------------------------
+// Java_com_nokia_microedition_m2g_M2GSVGElement::_removeChild
+// -----------------------------------------------------------------------------
+/**
+ * Calls MM2GSVGProxy::RemoveChild method.
+ * @since Series S60 3.0
+ * @param aProxy Proxy instance.
+ * @param aElementHandle Element pointer.
+ * @param aChildElementHandle child element pointer
+ * @param aHandle Handle to removed element.
+ */
+JNIEXPORT jint JNICALL
+Java_com_nokia_microedition_m2g_M2GSVGElement__1removeChild(
+    JNIEnv* aJni,
+    jclass,
+    jint aSvgProxyHandle,
+    jint aElementHandle,
+    jint aChildElementHandle)
+{
+    M2G_DEBUG_0("M2G_DEBUG: JNI ( M2GSVGElement ) _removeChild - begin");
+    TInt handle = M2G_INVALID_HANDLE;
+    TInt err = KM2GNotOk;
+
+    M2G_DO_LOCK
+    if (aSvgProxyHandle)
+        {
+        MM2GSVGProxy* aProxy = JavaUnhand<MM2GSVGProxy>(aSvgProxyHandle);
+
+         TRAP(err ,aProxy->RemoveChildL(
+           STATIC_CAST(TM2GSvgElementHandle, aElementHandle),
+           STATIC_CAST(TM2GSvgElementHandle, aChildElementHandle), handle); );
+        }
+    M2G_DO_UNLOCK(aJni)
+  
+    M2GGeneral::CheckErrorCode(aJni, err);
+
+    M2G_DEBUG_1("M2G_DEBUG: JNI ( M2GSVGElement ) _removeChild: %d - end", handle);
+    return handle;
+}
+
+// -----------------------------------------------------------------------------
+// Java_com_nokia_microedition_m2g_M2GSVGElement::_setColorTrait
+// -----------------------------------------------------------------------------
+/**
+ * Calls MM2GSVGProxy::SetColorTraitL method.
+ * @since Series S60 3.0
+ * @param aProxy Proxy instance.
+ * @param aElementHandle Element pointer.
+ * @param aAttributeTypeId -
+ * @param aColorData -
+ */
+JNIEXPORT void JNICALL
+Java_com_nokia_microedition_m2g_M2GSVGElement__1setColorTrait(
+    JNIEnv* aJni,
+    jclass,
+    jint aSvgProxyHandle,
+    jint aElementHandle,
+    jshort aAttributeTypeId,
+    jint aRed, jint aGreen, jint aBlue)
+{
+    M2G_DEBUG_3("M2G_DEBUG: JNI ( M2GSVGElement ) _setColorTrait: R=%d, G=%d, B=%d - begin", aRed, aGreen, aBlue);
+    TM2GColorData color;
+    color[ 0 ] = aRed;
+    color[ 1 ] = aGreen;
+    color[ 2 ] = aBlue;
+    TInt err = KM2GNotOk;
+
+    M2G_DO_LOCK
+    if (aSvgProxyHandle)
+        {
+           MM2GSVGProxy* aProxy = JavaUnhand<MM2GSVGProxy>(aSvgProxyHandle);
+
+           TRAP(err, aProxy->SetColorTraitL(
+            STATIC_CAST(TM2GSvgElementHandle, aElementHandle),
+            STATIC_CAST(TM2GSvgAttrType, aAttributeTypeId),
+            color); );
+        }
+    M2G_DO_UNLOCK(aJni)
+ 
+    M2GGeneral::CheckErrorCode(aJni, err);
+    M2G_DEBUG_1("M2G_DEBUG: JNI ( M2GSVGElement ) _setColorTrait: %d - end", err);
+}
+
+// -----------------------------------------------------------------------------
+// Java_com_nokia_microedition_m2g_M2GSVGElement::_setEnumTrait
+// -----------------------------------------------------------------------------
+/**
+ * Calls MM2GSVGProxy::SetEnumTraitL method.
+ * @since Series S60 3.0
+ * @param aProxy Proxy instance.
+ * @param aElementHandle Element pointer.
+ * @param aAttributeTypeId -
+ * @param aValue 
+ */
+JNIEXPORT void JNICALL
+Java_com_nokia_microedition_m2g_M2GSVGElement__1setEnumTrait(
+    JNIEnv* aJni,
+    jclass,
+    jint aSvgProxyHandle,
+    jint aElementHandle,
+    jshort aAttributeTypeId,
+    jshort aValue)
+{
+    M2G_DEBUG_2("M2G_DEBUG: JNI ( M2GSVGElement ) _setEnumTrait: type=%d, value=%d - begin", aAttributeTypeId, aValue);
+    TInt err = KM2GNotOk;
+    
+    M2G_DO_LOCK
+    if (aSvgProxyHandle)
+        {
+        MM2GSVGProxy* aProxy = JavaUnhand<MM2GSVGProxy>(aSvgProxyHandle);
+    
+        TRAP(err, aProxy->SetEnumTraitL(
+        STATIC_CAST(TM2GSvgElementHandle, aElementHandle),
+        STATIC_CAST(TM2GSvgAttrType, aAttributeTypeId),
+        aValue); );
+        }
+    M2G_DO_UNLOCK(aJni)
+
+    M2GGeneral::CheckErrorCode(aJni, err);
+    M2G_DEBUG_0("M2G_DEBUG: JNI ( M2GSVGElement ) _setEnumTrait - end");
+}
+// -----------------------------------------------------------------------------
+// Java_com_nokia_microedition_m2g_M2GSVGElement::_setFloatTrait
+// -----------------------------------------------------------------------------
+/**
+ * Calls MM2GSVGProxy::SetFloatTraitL method.
+ * @since Series S60 3.0
+ * @param aProxy Proxy instance.
+ * @param aElementHandle Element pointer.
+ * @param aAttributeTypeId -
+ * @param aValue -
+ */
+JNIEXPORT void JNICALL
+Java_com_nokia_microedition_m2g_M2GSVGElement__1setFloatTrait(
+    JNIEnv* aJni,
+    jclass,
+    jint aSvgProxyHandle,
+    jint aElementHandle,
+    jshort aAttributeTypeId,
+    jfloat aValue)
+{
+    M2G_DEBUG_1("M2G_DEBUG: JNI ( M2GSVGElement ) _setFloatTrait: %f - begin", aValue);
+    TInt err = KM2GNotOk;
+    
+    M2G_DO_LOCK
+    if (aSvgProxyHandle)
+        {
+        MM2GSVGProxy* aProxy = JavaUnhand<MM2GSVGProxy>(aSvgProxyHandle);
+
+        TRAP(err, aProxy->SetFloatTraitL(
+        STATIC_CAST(TM2GSvgElementHandle, aElementHandle),
+        STATIC_CAST(TM2GSvgAttrType, aAttributeTypeId),
+        aValue); );
+        }
+    M2G_DO_UNLOCK(aJni)
+
+    M2GGeneral::CheckErrorCode(aJni, err);
+    M2G_DEBUG_0("M2G_DEBUG: JNI ( M2GSVGElement ) _setFloatTrait: - end");
+}
+
+// -----------------------------------------------------------------------------
+// Java_com_nokia_microedition_m2g_M2GSVGElement::_setMatrixTrait
+// -----------------------------------------------------------------------------
+/**
+ * Calls MM2GSVGProxy::SetMatrixTraitL method.
+ * @since Series S60 3.0
+ * @param aProxy Proxy instance.
+ * @param aElementHandle Element handle
+ * @param aAttributeTypeId Attribute type id
+ * @param aMatrixData -
+ */
+JNIEXPORT void JNICALL
+Java_com_nokia_microedition_m2g_M2GSVGElement__1setMatrixTrait(
+    JNIEnv* aJni,
+    jclass,
+    jint aSvgProxyHandle,
+    jint aElementHandle,
+    jshort aAttributeTypeId,
+    jfloatArray aMatrixComponents)
+{
+    M2G_DEBUG_0("M2G_DEBUG: JNI ( M2GSVGElement ) _setMatrixTrait - begin");
+    TInt err = KM2GNotOk;
+    TM2GMatrixData matrix;
+    // Init matrix object
+    jfloat* components = aJni->GetFloatArrayElements(aMatrixComponents,0);
+    TInt count = aJni->GetArrayLength(aMatrixComponents);
+    for (TInt index = 0; index < count; index++)
+    {
+        matrix[ index ] = components[ index ];
+    }
+    // Release data source
+    aJni->ReleaseFloatArrayElements(aMatrixComponents, components, JNI_ABORT);
+    
+    M2G_DO_LOCK
+    if (aSvgProxyHandle)
+        {
+        MM2GSVGProxy* aProxy = JavaUnhand<MM2GSVGProxy>(aSvgProxyHandle);
+
+        TRAP(err, aProxy->SetMatrixTraitL(
+            STATIC_CAST(TM2GSvgElementHandle, aElementHandle),
+            STATIC_CAST(TM2GSvgAttrType, aAttributeTypeId),
+            matrix); );
+        }
+    M2G_DO_UNLOCK(aJni)
+   
+    M2GGeneral::CheckErrorCode(aJni, err);
+    M2G_DEBUG_6("JNI ( M2GSVGElement ) _setMatrixTrait: %f, %f, %f, %f, %f, %f - end", matrix[ 0 ], matrix[ 1 ], matrix[ 2 ], matrix[ 3 ], matrix[ 4 ], matrix[ 5 ]);
+}
+// -----------------------------------------------------------------------------
+// Java_com_nokia_microedition_m2g_M2GSVGElement::_setPathTrait
+// -----------------------------------------------------------------------------
+/**
+ * Calls MM2GSVGProxy::SetPathTraitL method.
+ * @since Series S60 3.0
+ * @param aProxy Proxy instance.
+ * @param aElementHandle Element handle
+ * @param aAttributeTypeId Attribute type id
+ * @param aMatrixData -
+ */
+JNIEXPORT void JNICALL
+Java_com_nokia_microedition_m2g_M2GSVGElement__1setPathTrait(
+    JNIEnv* aJni,
+    jclass,
+    jint aSvgProxyHandle,
+    jint aElementHandle,
+    jshort aAttributeTypeId,
+    jint aPathHandle)
+{
+    M2G_DEBUG_0("M2G_DEBUG: JNI ( M2GSVGElement ) _setPathTrait - begin");
+    TInt err = KM2GNotOk;
+    
+    M2G_DO_LOCK
+    if (aSvgProxyHandle)
+        {
+        MM2GSVGProxy* aProxy = JavaUnhand<MM2GSVGProxy>(aSvgProxyHandle);
+
+        TRAP(err,aProxy->SetPathTraitL(
+           STATIC_CAST(TM2GSvgElementHandle, aElementHandle),
+           STATIC_CAST(TM2GSvgAttrType, aAttributeTypeId),
+           STATIC_CAST(TM2GSvgPathHandle, aPathHandle)); );
+        }
+    M2G_DO_UNLOCK(aJni)
+
+    M2GGeneral::CheckErrorCode(aJni, err);
+    M2G_DEBUG_0("M2G_DEBUG: JNI ( M2GSVGElement ) _setPathTrait - end");
+}
+// -----------------------------------------------------------------------------
+// Java_com_nokia_microedition_m2g_M2GSVGElement::_setRectTrait
+// -----------------------------------------------------------------------------
+/**
+ * Calls MM2GSVGProxy::SetRectTraitL method.
+ * @since Series S60 3.0
+ * @param aProxy Proxy instance.
+ * @param aElementHandle Element handle
+ * @param aAttributeTypeId Attribute type id
+ * @param aMatrixData -
+ */
+JNIEXPORT void JNICALL
+Java_com_nokia_microedition_m2g_M2GSVGElement__1setRectTrait(
+    JNIEnv* aJni,
+    jclass,
+    jint aSvgProxyHandle,
+    jint aElementHandle,
+    jshort aAttributeTypeId,
+    jfloat aX, jfloat aY, jfloat aWidth, jfloat aHeight)
+{
+    M2G_DEBUG_0("M2G_DEBUG: JNI ( M2GSVGElement ) _setRectTrait - begin");
+    TM2GRectData rect;
+    rect[ 0 ] = aX;
+    rect[ 1 ] = aY;
+    rect[ 2 ] = aWidth;
+    rect[ 3 ] = aHeight;
+    TInt err = KM2GNotOk;
+
+    M2G_DO_LOCK
+    if (aSvgProxyHandle)
+        {
+        MM2GSVGProxy* aProxy = JavaUnhand<MM2GSVGProxy>(aSvgProxyHandle);
+    
+        TRAP(err,  aProxy->SetRectTraitL(
+                STATIC_CAST(TM2GSvgElementHandle, aElementHandle),
+                STATIC_CAST(TM2GSvgAttrType, aAttributeTypeId),
+                rect); );
+        }
+    M2G_DO_UNLOCK(aJni)
+
+    M2GGeneral::CheckErrorCode(aJni, err);
+    M2G_DEBUG_0("M2G_DEBUG: JNI ( M2GSVGElement ) _getRectTrait - end");
+}
+
+// -----------------------------------------------------------------------------
+// Java_com_nokia_microedition_m2g_M2GSVGElement::_setStringTrait
+// -----------------------------------------------------------------------------
+/**
+ * Calls MM2GSVGProxy::SetStringTraitL method.
+ * @since Series S60 3.0
+ * @param aElementHandle Element handle
+ * @param aAttributeTypeId Attribute type id
+ * @param aString -
+ */
+JNIEXPORT void JNICALL
+Java_com_nokia_microedition_m2g_M2GSVGElement__1setStringTrait(
+    JNIEnv* aJni,
+    jclass,
+    jint aSvgProxyHandle,
+    jint aElementHandle,
+    jshort aAttributeTypeId,
+    jstring aValue)
+{
+    M2G_DEBUG_0("M2G_DEBUG: JNI ( M2GSVGElement ) _setStringTrait - begin");
+    //RJString str(*aJni, aValue);
+    JStringUtils str(*aJni, aValue);
+    TInt err = KM2GNotOk;
+    
+    M2G_DO_LOCK
+    if (aSvgProxyHandle)
+        {
+        MM2GSVGProxy* aProxy = JavaUnhand<MM2GSVGProxy>(aSvgProxyHandle);
+        TPtrC16 lValue=STATIC_CAST(TPtrC16, str);
+        
+        TRAP(err, aProxy->SetStringTraitL(
+            STATIC_CAST(TM2GSvgElementHandle, aElementHandle),
+            STATIC_CAST(TM2GSvgAttrType, aAttributeTypeId),
+            lValue); );
+        }
+    M2G_DO_UNLOCK(aJni)
+   
+    M2GGeneral::CheckErrorCode(aJni, err);
+    M2G_DEBUG_0("M2G_DEBUG: JNI ( M2GSVGElement ) _setStringTrait - end");
+}
+
+M2G_NS_END