static jboolean nativeIsConsumerRunningBehind(JNIEnv* env, jclass clazz, jlong nativeObject) {
sp<Surface> sur(reinterpret_cast<Surface *>(nativeObject));
if (!isSurfaceValid(sur)) {
doThrowIAE(env);
return JNI_FALSE;
}
int value = 0;
ANativeWindow* anw = static_cast<ANativeWindow*>(sur.get());
anw->query(anw, NATIVE_WINDOW_CONSUMER_RUNNING_BEHIND, &value);
return value;
}
static void nativeSetDisplaySurface(JNIEnv* env, jclass clazz,
jobject tokenObj, jlong nativeSurfaceObject) {
sp<IBinder> token(ibinderForJavaObject(env, tokenObj));
if (token == NULL) return;
sp<IGraphicBufferProducer> bufferProducer;
sp<Surface> sur(reinterpret_cast<Surface *>(nativeSurfaceObject));
if (sur != NULL) {
bufferProducer = sur->getIGraphicBufferProducer();
}
SurfaceComposerClient::setDisplaySurface(token, bufferProducer);
}
static void Surface_initParcel(JNIEnv* env, jobject clazz, jobject argParcel)
{
Parcel* parcel = (Parcel*)env->GetIntField(argParcel, no.native_parcel);
if (parcel == NULL) {
doThrowNPE(env);
return;
}
sp<Surface> sur(Surface::readFromParcel(*parcel));
setSurface(env, clazz, sur);
}
sp<ISurface> LayerBaseClient::createSurface()
{
class BSurface : public BnSurface, public LayerCleaner {
virtual sp<ISurfaceTexture> getSurfaceTexture() const { return 0; }
public:
BSurface(const sp<SurfaceFlinger>& flinger,
const sp<LayerBaseClient>& layer)
: LayerCleaner(flinger, layer) { }
};
sp<ISurface> sur(new BSurface(mFlinger, this));
return sur;
}
sp<ISurface> Layer::createSurface()
{
class BSurface : public BnSurface, public LayerCleaner {
wp<const Layer> mOwner;
virtual sp<ISurfaceTexture> getSurfaceTexture() const {
sp<ISurfaceTexture> res;
sp<const Layer> that( mOwner.promote() );
if (that != NULL) {
res = that->mSurfaceTexture;
}
return res;
}
public:
BSurface(const sp<SurfaceFlinger>& flinger,
const sp<Layer>& layer)
: LayerCleaner(flinger, layer), mOwner(layer) { }
};
sp<ISurface> sur(new BSurface(mFlinger, this));
return sur;
}
Font* load_bitmap_font(const char* filename, int scale)
{
FONT* allegFont = NULL;
int old_color_conv = _color_conv;
set_color_conversion(COLORCONV_NONE);
PALETTE junk;
BITMAP* bmp = load_bitmap(filename, junk);
set_color_conversion(old_color_conv);
if (bmp) {
Alleg4Surface sur(bmp, Alleg4Surface::DestroyHandle);
if (scale > 1)
sur.applyScale(scale);
allegFont = bitmap_to_font(reinterpret_cast<BITMAP*>(sur.nativeHandle()));
}
if (allegFont)
return new Alleg4Font(allegFont, Alleg4Font::DeleteAndDestroy);
else
return NULL;
}
static jboolean nativeIsValid(JNIEnv* env, jclass clazz, jlong nativeObject) {
sp<Surface> sur(reinterpret_cast<Surface *>(nativeObject));
return isSurfaceValid(sur) ? JNI_TRUE : JNI_FALSE;
}
static void nativeRelease(JNIEnv* env, jclass clazz, jlong nativeObject) {
sp<Surface> sur(reinterpret_cast<Surface *>(nativeObject));
sur->decStrong(&sRefBaseOwner);
}
