status_t Composer::setAlpha(const sp<SurfaceComposerClient>& client,
SurfaceID id, float alpha) {
Mutex::Autolock _l(mLock);
layer_state_t* s = getLayerStateLocked(client, id);
if (!s)
return BAD_INDEX;
s->what |= layer_state_t::eAlphaChanged;
s->alpha = alpha;
return NO_ERROR;
}
status_t Composer::setCrop(const sp<SurfaceComposerClient>& client,
SurfaceID id, const Rect& crop) {
Mutex::Autolock _l(mLock);
layer_state_t* s = getLayerStateLocked(client, id);
if (!s)
return BAD_INDEX;
s->what |= layer_state_t::eCropChanged;
s->crop = crop;
return NO_ERROR;
}
status_t Composer::setLayerStack(const sp<SurfaceComposerClient>& client,
SurfaceID id, uint32_t layerStack) {
Mutex::Autolock _l(mLock);
layer_state_t* s = getLayerStateLocked(client, id);
if (!s)
return BAD_INDEX;
s->what |= layer_state_t::eLayerStackChanged;
s->layerStack = layerStack;
return NO_ERROR;
}
status_t Composer::setFreezeTint(const sp<SurfaceComposerClient>& client,
SurfaceID id, uint32_t tint) {
Mutex::Autolock _l(mLock);
layer_state_t* s = getLayerStateLocked(client, id);
if (!s)
return BAD_INDEX;
s->what |= ISurfaceComposer::eFreezeTintChanged;
s->tint = tint;
return NO_ERROR;
}
status_t Composer::setLayer(const sp<SurfaceComposerClient>& client,
const sp<IBinder>& id, int32_t z) {
Mutex::Autolock _l(mLock);
layer_state_t* s = getLayerStateLocked(client, id);
if (!s)
return BAD_INDEX;
s->what |= layer_state_t::eLayerChanged;
s->z = z;
return NO_ERROR;
}
status_t Composer::setTransparentRegionHint(
const sp<SurfaceComposerClient>& client, SurfaceID id,
const Region& transparentRegion) {
Mutex::Autolock _l(mLock);
layer_state_t* s = getLayerStateLocked(client, id);
if (!s)
return BAD_INDEX;
s->what |= layer_state_t::eTransparentRegionChanged;
s->transparentRegion = transparentRegion;
return NO_ERROR;
}
status_t Composer::setPosition(const sp<SurfaceComposerClient>& client,
SurfaceID id, float x, float y) {
Mutex::Autolock _l(mLock);
layer_state_t* s = getLayerStateLocked(client, id);
if (!s)
return BAD_INDEX;
s->what |= layer_state_t::ePositionChanged;
s->x = x;
s->y = y;
return NO_ERROR;
}
status_t Composer::setSize(const sp<SurfaceComposerClient>& client,
SurfaceID id, uint32_t w, uint32_t h) {
Mutex::Autolock _l(mLock);
layer_state_t* s = getLayerStateLocked(client, id);
if (!s)
return BAD_INDEX;
s->what |= ISurfaceComposer::eSizeChanged;
s->w = w;
s->h = h;
return NO_ERROR;
}
status_t Composer::setFlags(const sp<SurfaceComposerClient>& client,
SurfaceID id, uint32_t flags,
uint32_t mask) {
Mutex::Autolock _l(mLock);
layer_state_t* s = getLayerStateLocked(client, id);
if (!s)
return BAD_INDEX;
s->what |= layer_state_t::eVisibilityChanged;
s->flags &= ~mask;
s->flags |= (flags & mask);
s->mask |= mask;
return NO_ERROR;
}
status_t Composer::setSize(const sp<SurfaceComposerClient>& client,
SurfaceID id, uint32_t w, uint32_t h) {
Mutex::Autolock _l(mLock);
layer_state_t* s = getLayerStateLocked(client, id);
if (!s)
return BAD_INDEX;
s->what |= layer_state_t::eSizeChanged;
s->w = w;
s->h = h;
// Resizing a surface makes the transaction synchronous.
mForceSynchronous = true;
return NO_ERROR;
}
status_t Composer::setMatrix(const sp<SurfaceComposerClient>& client,
SurfaceID id, float dsdx, float dtdx,
float dsdy, float dtdy) {
Mutex::Autolock _l(mLock);
layer_state_t* s = getLayerStateLocked(client, id);
if (!s)
return BAD_INDEX;
s->what |= layer_state_t::eMatrixChanged;
layer_state_t::matrix22_t matrix;
matrix.dsdx = dsdx;
matrix.dtdx = dtdx;
matrix.dsdy = dsdy;
matrix.dtdy = dtdy;
s->matrix = matrix;
return NO_ERROR;
}