gecko/widget/android/AndroidJavaWrappers.cpp

898 lines
27 KiB
C++

/* -*- Mode: c++; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (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.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla Android code.
*
* The Initial Developer of the Original Code is Mozilla Foundation.
* Portions created by the Initial Developer are Copyright (C) 2010
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Vladimir Vukicevic <vladimir@pobox.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "AndroidJavaWrappers.h"
#include "AndroidBridge.h"
using namespace mozilla;
jclass AndroidGeckoEvent::jGeckoEventClass = 0;
jfieldID AndroidGeckoEvent::jActionField = 0;
jfieldID AndroidGeckoEvent::jTypeField = 0;
jfieldID AndroidGeckoEvent::jTimeField = 0;
jfieldID AndroidGeckoEvent::jPoints = 0;
jfieldID AndroidGeckoEvent::jPointIndicies = 0;
jfieldID AndroidGeckoEvent::jPressures = 0;
jfieldID AndroidGeckoEvent::jPointRadii = 0;
jfieldID AndroidGeckoEvent::jOrientations = 0;
jfieldID AndroidGeckoEvent::jXField = 0;
jfieldID AndroidGeckoEvent::jYField = 0;
jfieldID AndroidGeckoEvent::jZField = 0;
jfieldID AndroidGeckoEvent::jDistanceField = 0;
jfieldID AndroidGeckoEvent::jRectField = 0;
jfieldID AndroidGeckoEvent::jNativeWindowField = 0;
jfieldID AndroidGeckoEvent::jCharactersField = 0;
jfieldID AndroidGeckoEvent::jCharactersExtraField = 0;
jfieldID AndroidGeckoEvent::jKeyCodeField = 0;
jfieldID AndroidGeckoEvent::jMetaStateField = 0;
jfieldID AndroidGeckoEvent::jFlagsField = 0;
jfieldID AndroidGeckoEvent::jUnicodeCharField = 0;
jfieldID AndroidGeckoEvent::jOffsetField = 0;
jfieldID AndroidGeckoEvent::jCountField = 0;
jfieldID AndroidGeckoEvent::jPointerIndexField = 0;
jfieldID AndroidGeckoEvent::jRangeTypeField = 0;
jfieldID AndroidGeckoEvent::jRangeStylesField = 0;
jfieldID AndroidGeckoEvent::jRangeForeColorField = 0;
jfieldID AndroidGeckoEvent::jRangeBackColorField = 0;
jfieldID AndroidGeckoEvent::jLocationField = 0;
jfieldID AndroidGeckoEvent::jBandwidthField = 0;
jfieldID AndroidGeckoEvent::jCanBeMeteredField = 0;
jfieldID AndroidGeckoEvent::jScreenOrientationField = 0;
jclass AndroidPoint::jPointClass = 0;
jfieldID AndroidPoint::jXField = 0;
jfieldID AndroidPoint::jYField = 0;
jclass AndroidRect::jRectClass = 0;
jfieldID AndroidRect::jBottomField = 0;
jfieldID AndroidRect::jLeftField = 0;
jfieldID AndroidRect::jRightField = 0;
jfieldID AndroidRect::jTopField = 0;
jclass AndroidLocation::jLocationClass = 0;
jmethodID AndroidLocation::jGetLatitudeMethod = 0;
jmethodID AndroidLocation::jGetLongitudeMethod = 0;
jmethodID AndroidLocation::jGetAltitudeMethod = 0;
jmethodID AndroidLocation::jGetAccuracyMethod = 0;
jmethodID AndroidLocation::jGetBearingMethod = 0;
jmethodID AndroidLocation::jGetSpeedMethod = 0;
jmethodID AndroidLocation::jGetTimeMethod = 0;
jclass AndroidGeckoLayerClient::jGeckoLayerClientClass = 0;
jmethodID AndroidGeckoLayerClient::jSetFirstPaintViewport = 0;
jmethodID AndroidGeckoLayerClient::jSetPageSize = 0;
jmethodID AndroidGeckoLayerClient::jSyncViewportInfoMethod = 0;
jmethodID AndroidGeckoLayerClient::jCreateFrameMethod = 0;
jmethodID AndroidGeckoLayerClient::jActivateProgramMethod = 0;
jmethodID AndroidGeckoLayerClient::jDeactivateProgramMethod = 0;
jclass AndroidLayerRendererFrame::jLayerRendererFrameClass = 0;
jmethodID AndroidLayerRendererFrame::jBeginDrawingMethod = 0;
jmethodID AndroidLayerRendererFrame::jDrawBackgroundMethod = 0;
jmethodID AndroidLayerRendererFrame::jDrawForegroundMethod = 0;
jmethodID AndroidLayerRendererFrame::jEndDrawingMethod = 0;
jclass AndroidViewTransform::jViewTransformClass = 0;
jfieldID AndroidViewTransform::jXField = 0;
jfieldID AndroidViewTransform::jYField = 0;
jfieldID AndroidViewTransform::jScaleField = 0;
jclass AndroidGeckoSurfaceView::jGeckoSurfaceViewClass = 0;
jmethodID AndroidGeckoSurfaceView::jBeginDrawingMethod = 0;
jmethodID AndroidGeckoSurfaceView::jEndDrawingMethod = 0;
jmethodID AndroidGeckoSurfaceView::jDraw2DBitmapMethod = 0;
jmethodID AndroidGeckoSurfaceView::jDraw2DBufferMethod = 0;
jmethodID AndroidGeckoSurfaceView::jGetSoftwareDrawBitmapMethod = 0;
jmethodID AndroidGeckoSurfaceView::jGetSoftwareDrawBufferMethod = 0;
jmethodID AndroidGeckoSurfaceView::jGetSurfaceMethod = 0;
jmethodID AndroidGeckoSurfaceView::jGetHolderMethod = 0;
#define initInit() jclass jClass
// note that this also sets jClass
#define getClassGlobalRef(cname) \
(jClass = jclass(jEnv->NewGlobalRef(jEnv->FindClass(cname))))
#define getField(fname, ftype) \
((jfieldID) jEnv->GetFieldID(jClass, fname, ftype))
#define getMethod(fname, ftype) \
((jmethodID) jEnv->GetMethodID(jClass, fname, ftype))
void
mozilla::InitAndroidJavaWrappers(JNIEnv *jEnv)
{
AndroidGeckoEvent::InitGeckoEventClass(jEnv);
AndroidPoint::InitPointClass(jEnv);
AndroidLocation::InitLocationClass(jEnv);
AndroidRect::InitRectClass(jEnv);
AndroidGeckoLayerClient::InitGeckoLayerClientClass(jEnv);
AndroidLayerRendererFrame::InitLayerRendererFrameClass(jEnv);
AndroidViewTransform::InitViewTransformClass(jEnv);
AndroidGeckoSurfaceView::InitGeckoSurfaceViewClass(jEnv);
}
void
AndroidGeckoEvent::InitGeckoEventClass(JNIEnv *jEnv)
{
initInit();
jGeckoEventClass = getClassGlobalRef("org/mozilla/gecko/GeckoEvent");
jActionField = getField("mAction", "I");
jTypeField = getField("mType", "I");
jTimeField = getField("mTime", "J");
jPoints = getField("mPoints", "[Landroid/graphics/Point;");
jPointIndicies = getField("mPointIndicies", "[I");
jOrientations = getField("mOrientations", "[F");
jPressures = getField("mPressures", "[F");
jPointRadii = getField("mPointRadii", "[Landroid/graphics/Point;");
jXField = getField("mX", "D");
jYField = getField("mY", "D");
jZField = getField("mZ", "D");
jRectField = getField("mRect", "Landroid/graphics/Rect;");
jCharactersField = getField("mCharacters", "Ljava/lang/String;");
jCharactersExtraField = getField("mCharactersExtra", "Ljava/lang/String;");
jKeyCodeField = getField("mKeyCode", "I");
jMetaStateField = getField("mMetaState", "I");
jFlagsField = getField("mFlags", "I");
jUnicodeCharField = getField("mUnicodeChar", "I");
jOffsetField = getField("mOffset", "I");
jCountField = getField("mCount", "I");
jPointerIndexField = getField("mPointerIndex", "I");
jRangeTypeField = getField("mRangeType", "I");
jRangeStylesField = getField("mRangeStyles", "I");
jRangeForeColorField = getField("mRangeForeColor", "I");
jRangeBackColorField = getField("mRangeBackColor", "I");
jLocationField = getField("mLocation", "Landroid/location/Location;");
jBandwidthField = getField("mBandwidth", "D");
jCanBeMeteredField = getField("mCanBeMetered", "Z");
jScreenOrientationField = getField("mScreenOrientation", "S");
}
void
AndroidGeckoSurfaceView::InitGeckoSurfaceViewClass(JNIEnv *jEnv)
{
#ifndef MOZ_JAVA_COMPOSITOR
initInit();
jGeckoSurfaceViewClass = getClassGlobalRef("org/mozilla/gecko/GeckoSurfaceView");
jBeginDrawingMethod = getMethod("beginDrawing", "()I");
jGetSoftwareDrawBitmapMethod = getMethod("getSoftwareDrawBitmap", "()Landroid/graphics/Bitmap;");
jGetSoftwareDrawBufferMethod = getMethod("getSoftwareDrawBuffer", "()Ljava/nio/ByteBuffer;");
jEndDrawingMethod = getMethod("endDrawing", "()V");
jDraw2DBitmapMethod = getMethod("draw2D", "(Landroid/graphics/Bitmap;II)V");
jDraw2DBufferMethod = getMethod("draw2D", "(Ljava/nio/ByteBuffer;I)V");
jGetSurfaceMethod = getMethod("getSurface", "()Landroid/view/Surface;");
jGetHolderMethod = getMethod("getHolder", "()Landroid/view/SurfaceHolder;");
#endif
}
void
AndroidLocation::InitLocationClass(JNIEnv *jEnv)
{
initInit();
jLocationClass = getClassGlobalRef("android/location/Location");
jGetLatitudeMethod = getMethod("getLatitude", "()D");
jGetLongitudeMethod = getMethod("getLongitude", "()D");
jGetAltitudeMethod = getMethod("getAltitude", "()D");
jGetAccuracyMethod = getMethod("getAccuracy", "()F");
jGetBearingMethod = getMethod("getBearing", "()F");
jGetSpeedMethod = getMethod("getSpeed", "()F");
jGetTimeMethod = getMethod("getTime", "()J");
}
nsGeoPosition*
AndroidLocation::CreateGeoPosition(JNIEnv *jenv, jobject jobj)
{
double latitude = jenv->CallDoubleMethod(jobj, jGetLatitudeMethod);
double longitude = jenv->CallDoubleMethod(jobj, jGetLongitudeMethod);
double altitude = jenv->CallDoubleMethod(jobj, jGetAltitudeMethod);
float accuracy = jenv->CallFloatMethod (jobj, jGetAccuracyMethod);
float bearing = jenv->CallFloatMethod (jobj, jGetBearingMethod);
float speed = jenv->CallFloatMethod (jobj, jGetSpeedMethod);
long long time = jenv->CallLongMethod (jobj, jGetTimeMethod);
return new nsGeoPosition(latitude, longitude,
altitude, accuracy,
accuracy, bearing,
speed, time);
}
void
AndroidPoint::InitPointClass(JNIEnv *jEnv)
{
initInit();
jPointClass = getClassGlobalRef("android/graphics/Point");
jXField = getField("x", "I");
jYField = getField("y", "I");
}
void
AndroidRect::InitRectClass(JNIEnv *jEnv)
{
initInit();
jRectClass = getClassGlobalRef("android/graphics/Rect");
jBottomField = getField("bottom", "I");
jLeftField = getField("left", "I");
jTopField = getField("top", "I");
jRightField = getField("right", "I");
}
void
AndroidGeckoLayerClient::InitGeckoLayerClientClass(JNIEnv *jEnv)
{
#ifdef MOZ_JAVA_COMPOSITOR
initInit();
jGeckoLayerClientClass = getClassGlobalRef("org/mozilla/gecko/gfx/GeckoLayerClient");
jSetFirstPaintViewport = getMethod("setFirstPaintViewport", "(FFFFF)V");
jSetPageSize = getMethod("setPageSize", "(FFF)V");
jSyncViewportInfoMethod = getMethod("syncViewportInfo",
"(IIIIFZ)Lorg/mozilla/gecko/gfx/ViewTransform;");
jCreateFrameMethod = getMethod("createFrame", "()Lorg/mozilla/gecko/gfx/LayerRenderer$Frame;");
jActivateProgramMethod = getMethod("activateProgram", "()V");
jDeactivateProgramMethod = getMethod("deactivateProgram", "()V");
#endif
}
void
AndroidLayerRendererFrame::InitLayerRendererFrameClass(JNIEnv *jEnv)
{
#ifdef MOZ_JAVA_COMPOSITOR
initInit();
jLayerRendererFrameClass = getClassGlobalRef("org/mozilla/gecko/gfx/LayerRenderer$Frame");
jBeginDrawingMethod = getMethod("beginDrawing", "()V");
jDrawBackgroundMethod = getMethod("drawBackground", "()V");
jDrawForegroundMethod = getMethod("drawForeground", "()V");
jEndDrawingMethod = getMethod("endDrawing", "()V");
#endif
}
void
AndroidViewTransform::InitViewTransformClass(JNIEnv *jEnv)
{
#ifdef MOZ_JAVA_COMPOSITOR
initInit();
jViewTransformClass = getClassGlobalRef("org/mozilla/gecko/gfx/ViewTransform");
jXField = getField("x", "F");
jYField = getField("y", "F");
jScaleField = getField("scale", "F");
#endif
}
#undef initInit
#undef initClassGlobalRef
#undef getField
#undef getMethod
void
AndroidGeckoEvent::ReadPointArray(nsTArray<nsIntPoint> &points,
JNIEnv *jenv,
jfieldID field,
PRUint32 count)
{
jobjectArray jObjArray = (jobjectArray)jenv->GetObjectField(wrapped_obj, field);
for (PRInt32 i = 0; i < count; i++) {
jobject jObj = jenv->GetObjectArrayElement(jObjArray, i);
AndroidPoint jpoint(jenv, jObj);
nsIntPoint p(jpoint.X(), jpoint.Y());
points.AppendElement(p);
}
}
void
AndroidGeckoEvent::ReadIntArray(nsTArray<int> &aVals,
JNIEnv *jenv,
jfieldID field,
PRUint32 count)
{
jintArray jIntArray = (jintArray)jenv->GetObjectField(wrapped_obj, field);
jint *vals = jenv->GetIntArrayElements(jIntArray, false);
for (PRInt32 i = 0; i < count; i++) {
aVals.AppendElement(vals[i]);
}
jenv->ReleaseIntArrayElements(jIntArray, vals, JNI_ABORT);
}
void
AndroidGeckoEvent::ReadFloatArray(nsTArray<float> &aVals,
JNIEnv *jenv,
jfieldID field,
PRUint32 count)
{
jfloatArray jFloatArray = (jfloatArray)jenv->GetObjectField(wrapped_obj, field);
jfloat *vals = jenv->GetFloatArrayElements(jFloatArray, false);
for (PRInt32 i = 0; i < count; i++) {
aVals.AppendElement(vals[i]);
}
jenv->ReleaseFloatArrayElements(jFloatArray, vals, JNI_ABORT);
}
void
AndroidGeckoEvent::ReadRectField(JNIEnv *jenv)
{
AndroidRect r(jenv, jenv->GetObjectField(wrappedObject(), jRectField));
if (!r.isNull()) {
mRect.SetRect(r.Left(),
r.Top(),
r.Width(),
r.Height());
} else {
mRect.SetEmpty();
}
}
void
AndroidGeckoEvent::ReadCharactersField(JNIEnv *jenv)
{
jstring s = (jstring) jenv->GetObjectField(wrapped_obj, jCharactersField);
if (!s) {
mCharacters.SetIsVoid(true);
return;
}
int len = jenv->GetStringLength(s);
mCharacters.SetLength(len);
jenv->GetStringRegion(s, 0, len, mCharacters.BeginWriting());
}
void
AndroidGeckoEvent::ReadCharactersExtraField(JNIEnv *jenv)
{
jstring s = (jstring) jenv->GetObjectField(wrapped_obj, jCharactersExtraField);
if (!s) {
mCharactersExtra.SetIsVoid(true);
return;
}
int len = jenv->GetStringLength(s);
mCharactersExtra.SetLength(len);
jenv->GetStringRegion(s, 0, len, mCharactersExtra.BeginWriting());
}
void
AndroidGeckoEvent::Init(int aType, nsIntRect const& aRect)
{
mType = aType;
mRect = aRect;
}
void
AndroidGeckoEvent::Init(JNIEnv *jenv, jobject jobj)
{
NS_ASSERTION(!wrapped_obj, "Init called on non-null wrapped_obj!");
wrapped_obj = jobj;
if (!jobj)
return;
mAction = jenv->GetIntField(jobj, jActionField);
mType = jenv->GetIntField(jobj, jTypeField);
switch (mType) {
case SIZE_CHANGED:
ReadPointArray(mPoints, jenv, jPoints, 2);
break;
case KEY_EVENT:
mTime = jenv->GetLongField(jobj, jTimeField);
mMetaState = jenv->GetIntField(jobj, jMetaStateField);
mFlags = jenv->GetIntField(jobj, jFlagsField);
mKeyCode = jenv->GetIntField(jobj, jKeyCodeField);
mUnicodeChar = jenv->GetIntField(jobj, jUnicodeCharField);
ReadCharactersField(jenv);
break;
case MOTION_EVENT:
mTime = jenv->GetLongField(jobj, jTimeField);
mMetaState = jenv->GetIntField(jobj, jMetaStateField);
mCount = jenv->GetIntField(jobj, jCountField);
mPointerIndex = jenv->GetIntField(jobj, jPointerIndexField);
ReadPointArray(mPointRadii, jenv, jPointRadii, mCount);
ReadFloatArray(mOrientations, jenv, jOrientations, mCount);
ReadFloatArray(mPressures, jenv, jPressures, mCount);
ReadPointArray(mPoints, jenv, jPoints, mCount);
ReadIntArray(mPointIndicies, jenv, jPointIndicies, mCount);
break;
case IME_EVENT:
if (mAction == IME_GET_TEXT || mAction == IME_SET_SELECTION) {
mOffset = jenv->GetIntField(jobj, jOffsetField);
mCount = jenv->GetIntField(jobj, jCountField);
} else if (mAction == IME_SET_TEXT || mAction == IME_ADD_RANGE) {
if (mAction == IME_SET_TEXT)
ReadCharactersField(jenv);
mOffset = jenv->GetIntField(jobj, jOffsetField);
mCount = jenv->GetIntField(jobj, jCountField);
mRangeType = jenv->GetIntField(jobj, jRangeTypeField);
mRangeStyles = jenv->GetIntField(jobj, jRangeStylesField);
mRangeForeColor =
jenv->GetIntField(jobj, jRangeForeColorField);
mRangeBackColor =
jenv->GetIntField(jobj, jRangeBackColorField);
}
break;
case DRAW:
ReadRectField(jenv);
break;
case SENSOR_EVENT:
mX = jenv->GetDoubleField(jobj, jXField);
mY = jenv->GetDoubleField(jobj, jYField);
mZ = jenv->GetDoubleField(jobj, jZField);
mFlags = jenv->GetIntField(jobj, jFlagsField);
mMetaState = jenv->GetIntField(jobj, jMetaStateField);
break;
case LOCATION_EVENT: {
jobject location = jenv->GetObjectField(jobj, jLocationField);
mGeoPosition = AndroidLocation::CreateGeoPosition(jenv, location);
break;
}
case LOAD_URI: {
ReadCharactersField(jenv);
ReadCharactersExtraField(jenv);
break;
}
case VIEWPORT:
case BROADCAST: {
ReadCharactersField(jenv);
ReadCharactersExtraField(jenv);
break;
}
case NETWORK_CHANGED: {
mBandwidth = jenv->GetDoubleField(jobj, jBandwidthField);
mCanBeMetered = jenv->GetBooleanField(jobj, jCanBeMeteredField);
break;
}
case VISITED: {
ReadCharactersField(jenv);
break;
}
case ACTIVITY_STOPPING:
case ACTIVITY_START:
case ACTIVITY_PAUSING:
case ACTIVITY_RESUMING: {
mFlags = jenv->GetIntField(jobj, jFlagsField);
break;
}
case SCREENSHOT: {
mMetaState = jenv->GetIntField(jobj, jMetaStateField);
ReadPointArray(mPoints, jenv, jPoints, 2);
}
case SCREENORIENTATION_CHANGED: {
mScreenOrientation = jenv->GetShortField(jobj, jScreenOrientationField);
break;
}
default:
break;
}
#ifdef DEBUG_ANDROID_EVENTS
ALOG("AndroidGeckoEvent: %p : %d", (void*)jobj, mType);
#endif
}
void
AndroidGeckoEvent::Init(int aType)
{
mType = aType;
}
void
AndroidGeckoEvent::Init(int x1, int y1, int x2, int y2)
{
mType = DRAW;
mRect.SetEmpty();
}
void
AndroidGeckoEvent::Init(AndroidGeckoEvent *aResizeEvent)
{
NS_ASSERTION(aResizeEvent->Type() == SIZE_CHANGED, "Init called on non-SIZE_CHANGED event");
mType = FORCED_RESIZE;
mTime = aResizeEvent->mTime;
mPoints = aResizeEvent->mPoints; // x,y coordinates
}
void
AndroidPoint::Init(JNIEnv *jenv, jobject jobj)
{
if (jobj) {
mX = jenv->GetIntField(jobj, jXField);
mY = jenv->GetIntField(jobj, jYField);
} else {
mX = 0;
mY = 0;
}
}
void
AndroidGeckoLayerClient::Init(jobject jobj)
{
NS_ASSERTION(wrapped_obj == nsnull, "Init called on non-null wrapped_obj!");
wrapped_obj = jobj;
}
void
AndroidLayerRendererFrame::Init(jobject jobj)
{
if (!isNull()) {
Dispose();
}
wrapped_obj = GetJNIForThread()->NewGlobalRef(jobj);
}
void
AndroidLayerRendererFrame::Dispose()
{
if (isNull()) {
return;
}
GetJNIForThread()->DeleteGlobalRef(wrapped_obj);
wrapped_obj = 0;
}
void
AndroidViewTransform::Init(jobject jobj)
{
NS_ABORT_IF_FALSE(wrapped_obj == nsnull, "Init called on non-null wrapped_obj!");
wrapped_obj = jobj;
}
void
AndroidGeckoSurfaceView::Init(jobject jobj)
{
NS_ASSERTION(wrapped_obj == nsnull, "Init called on non-null wrapped_obj!");
wrapped_obj = jobj;
}
int
AndroidGeckoSurfaceView::BeginDrawing()
{
NS_ASSERTION(!isNull(), "BeginDrawing called on null surfaceview!");
JNIEnv *env = AndroidBridge::GetJNIEnv();
if (!env)
return 0;
return env->CallIntMethod(wrapped_obj, jBeginDrawingMethod);
}
void
AndroidGeckoSurfaceView::EndDrawing()
{
JNIEnv *env = AndroidBridge::GetJNIEnv();
if (!env)
return;
env->CallVoidMethod(wrapped_obj, jEndDrawingMethod);
}
void
AndroidGeckoSurfaceView::Draw2D(jobject bitmap, int width, int height)
{
JNIEnv *env = AndroidBridge::GetJNIEnv();
if (!env)
return;
env->CallVoidMethod(wrapped_obj, jDraw2DBitmapMethod, bitmap, width, height);
}
void
AndroidGeckoSurfaceView::Draw2D(jobject buffer, int stride)
{
JNIEnv *env = AndroidBridge::GetJNIEnv();
if (!env)
return;
env->CallVoidMethod(wrapped_obj, jDraw2DBufferMethod, buffer, stride);
}
void
AndroidGeckoLayerClient::SetFirstPaintViewport(float aOffsetX, float aOffsetY, float aZoom, float aPageWidth, float aPageHeight)
{
NS_ASSERTION(!isNull(), "SetFirstPaintViewport called on null layer client!");
JNIEnv *env = GetJNIForThread(); // this is called on the compositor thread
if (!env)
return;
AndroidBridge::AutoLocalJNIFrame jniFrame(env);
return env->CallVoidMethod(wrapped_obj, jSetFirstPaintViewport, aOffsetX, aOffsetY, aZoom, aPageWidth, aPageHeight);
}
void
AndroidGeckoLayerClient::SetPageSize(float aZoom, float aPageWidth, float aPageHeight)
{
NS_ASSERTION(!isNull(), "SetPageSize called on null layer client!");
JNIEnv *env = GetJNIForThread(); // this is called on the compositor thread
if (!env)
return;
AndroidBridge::AutoLocalJNIFrame jniFrame(env);
return env->CallVoidMethod(wrapped_obj, jSetPageSize, aZoom, aPageWidth, aPageHeight);
}
void
AndroidGeckoLayerClient::SyncViewportInfo(const nsIntRect& aDisplayPort, float aDisplayResolution, bool aLayersUpdated,
nsIntPoint& aScrollOffset, float& aScaleX, float& aScaleY)
{
NS_ASSERTION(!isNull(), "SyncViewportInfo called on null layer client!");
JNIEnv *env = GetJNIForThread(); // this is called on the compositor thread
if (!env)
return;
AndroidViewTransform viewTransform;
AndroidBridge::AutoLocalJNIFrame jniFrame(env);
jobject viewTransformJObj = env->CallObjectMethod(wrapped_obj, jSyncViewportInfoMethod,
aDisplayPort.x, aDisplayPort.y,
aDisplayPort.width, aDisplayPort.height,
aDisplayResolution, aLayersUpdated);
NS_ABORT_IF_FALSE(viewTransformJObj, "No view transform object!");
viewTransform.Init(viewTransformJObj);
aScrollOffset = nsIntPoint(viewTransform.GetX(), viewTransform.GetY());
aScaleX = aScaleY = viewTransform.GetScale();
}
jobject
AndroidGeckoSurfaceView::GetSoftwareDrawBitmap()
{
JNIEnv *env = AndroidBridge::GetJNIEnv();
if (!env)
return nsnull;
return env->CallObjectMethod(wrapped_obj, jGetSoftwareDrawBitmapMethod);
}
jobject
AndroidGeckoSurfaceView::GetSoftwareDrawBuffer()
{
JNIEnv *env = AndroidBridge::GetJNIEnv();
if (!env)
return nsnull;
return env->CallObjectMethod(wrapped_obj, jGetSoftwareDrawBufferMethod);
}
jobject
AndroidGeckoSurfaceView::GetSurface()
{
JNIEnv *env = AndroidBridge::GetJNIEnv();
if (!env)
return nsnull;
return env->CallObjectMethod(wrapped_obj, jGetSurfaceMethod);
}
jobject
AndroidGeckoSurfaceView::GetSurfaceHolder()
{
return GetJNIForThread()->CallObjectMethod(wrapped_obj, jGetHolderMethod);
}
void
AndroidGeckoLayerClient::CreateFrame(AndroidLayerRendererFrame& aFrame)
{
JNIEnv *env = GetJNIForThread();
NS_ABORT_IF_FALSE(env, "No JNI environment at CreateFrame()!");
if (!env) {
return;
}
jobject frameJObj = env->CallObjectMethod(wrapped_obj, jCreateFrameMethod);
NS_ABORT_IF_FALSE(frameJObj, "No frame object!");
aFrame.Init(frameJObj);
}
void
AndroidGeckoLayerClient::ActivateProgram()
{
JNIEnv *env = GetJNIForThread();
NS_ABORT_IF_FALSE(env, "No JNI environment at ActivateProgram()!");
if (!env) {
return;
}
env->CallVoidMethod(wrapped_obj, jActivateProgramMethod);
}
void
AndroidGeckoLayerClient::DeactivateProgram()
{
JNIEnv *env = GetJNIForThread();
NS_ABORT_IF_FALSE(env, "No JNI environment at DeactivateProgram()!");
if (!env) {
return;
}
env->CallVoidMethod(wrapped_obj, jDeactivateProgramMethod);
}
void
AndroidLayerRendererFrame::BeginDrawing()
{
JNIEnv *env = GetJNIForThread();
NS_ABORT_IF_FALSE(env, "No JNI environment at BeginDrawing()!");
if (!env) {
return;
}
env->CallVoidMethod(wrapped_obj, jBeginDrawingMethod);
}
void
AndroidLayerRendererFrame::DrawBackground()
{
JNIEnv *env = GetJNIForThread();
NS_ABORT_IF_FALSE(env, "No JNI environment at DrawBackground()!");
if (!env) {
return;
}
env->CallVoidMethod(wrapped_obj, jDrawBackgroundMethod);
}
void
AndroidLayerRendererFrame::DrawForeground()
{
JNIEnv *env = GetJNIForThread();
NS_ABORT_IF_FALSE(env, "No JNI environment at DrawForeground()!");
if (!env) {
return;
}
env->CallVoidMethod(wrapped_obj, jDrawForegroundMethod);
}
void
AndroidLayerRendererFrame::EndDrawing()
{
JNIEnv *env = GetJNIForThread();
NS_ABORT_IF_FALSE(env, "No JNI environment at EndDrawing()!");
if (!env) {
return;
}
env->CallVoidMethod(wrapped_obj, jEndDrawingMethod);
}
float
AndroidViewTransform::GetX()
{
JNIEnv *env = GetJNIForThread();
if (!env)
return 0.0f;
return env->GetFloatField(wrapped_obj, jXField);
}
float
AndroidViewTransform::GetY()
{
JNIEnv *env = GetJNIForThread();
if (!env)
return 0.0f;
return env->GetFloatField(wrapped_obj, jYField);
}
float
AndroidViewTransform::GetScale()
{
JNIEnv *env = GetJNIForThread();
if (!env)
return 0.0f;
return env->GetFloatField(wrapped_obj, jScaleField);
}
void
AndroidRect::Init(JNIEnv *jenv, jobject jobj)
{
NS_ASSERTION(wrapped_obj == nsnull, "Init called on non-null wrapped_obj!");
wrapped_obj = jobj;
if (jobj) {
mTop = jenv->GetIntField(jobj, jTopField);
mLeft = jenv->GetIntField(jobj, jLeftField);
mRight = jenv->GetIntField(jobj, jRightField);
mBottom = jenv->GetIntField(jobj, jBottomField);
} else {
mTop = 0;
mLeft = 0;
mRight = 0;
mBottom = 0;
}
}
nsJNIString::nsJNIString(jstring jstr, JNIEnv *jenv)
{
if (!jstr) {
SetIsVoid(true);
return;
}
JNIEnv *jni = jenv;
if (!jni)
jni = AndroidBridge::GetJNIEnv();
const jchar* jCharPtr = jni->GetStringChars(jstr, NULL);
if (!jCharPtr) {
SetIsVoid(true);
return;
}
jsize len = jni->GetStringLength(jstr);
if (len <= 0) {
SetIsVoid(true);
} else {
Assign(jCharPtr, len);
}
jni->ReleaseStringChars(jstr, jCharPtr);
}