void
AndroidGeckoLayerClient::SyncFrameMetrics(const ScreenPoint& aScrollOffset, float aZoom, const CSSRect& aCssPageRect,
bool aLayersUpdated, const CSSRect& aDisplayPort, const CSSToLayerScale& aDisplayResolution,
bool aIsFirstPaint, LayerMargin& aFixedLayerMargins, ScreenPoint& aOffset)
{
NS_ASSERTION(!isNull(), "SyncFrameMetrics called on null layer client!");
JNIEnv *env = GetJNIForThread(); // this is called on the compositor thread
if (!env)
return;
AutoLocalJNIFrame jniFrame(env);
// convert the displayport rect from scroll-relative CSS pixels to document-relative device pixels
LayerRect dpUnrounded = aDisplayPort * aDisplayResolution;
dpUnrounded += LayerPoint::FromUnknownPoint(aScrollOffset.ToUnknownPoint());
LayerIntRect dp = gfx::RoundedToInt(dpUnrounded);
jobject viewTransformJObj = env->CallObjectMethod(wrapped_obj, jSyncFrameMetricsMethod,
aScrollOffset.x, aScrollOffset.y, aZoom,
aCssPageRect.x, aCssPageRect.y, aCssPageRect.XMost(), aCssPageRect.YMost(),
aLayersUpdated, dp.x, dp.y, dp.width, dp.height, aDisplayResolution.scale,
aIsFirstPaint);
if (jniFrame.CheckForException())
return;
NS_ABORT_IF_FALSE(viewTransformJObj, "No view transform object!");
AndroidViewTransform viewTransform;
viewTransform.Init(viewTransformJObj);
viewTransform.GetFixedLayerMargins(env, aFixedLayerMargins);
aOffset.x = viewTransform.GetOffsetX(env);
aOffset.y = viewTransform.GetOffsetY(env);
}
void
AndroidCompositorWidget::SyncFrameMetrics(const ParentLayerPoint& aScrollOffset,
const CSSToParentLayerScale& aZoom,
const CSSRect& aCssPageRect,
const CSSRect& aDisplayPort,
const CSSToLayerScale& aPaintedResolution,
bool aLayersUpdated,
int32_t aPaintSyncId,
ScreenMargin& aFixedLayerMargins)
{
auto layerClient = static_cast<nsWindow*>(RealWidget())->GetLayerClient();
if (!layerClient) {
return;
}
// convert the displayport rect from document-relative CSS pixels to
// document-relative device pixels
LayerIntRect dp = gfx::RoundedToInt(aDisplayPort * aPaintedResolution);
java::ViewTransform::LocalRef viewTransform = layerClient->SyncFrameMetrics(
aScrollOffset.x, aScrollOffset.y, aZoom.scale,
aCssPageRect.x, aCssPageRect.y,
aCssPageRect.XMost(), aCssPageRect.YMost(),
dp.x, dp.y, dp.width, dp.height,
aPaintedResolution.scale, aLayersUpdated, aPaintSyncId);
MOZ_ASSERT(viewTransform, "No view transform object!");
aFixedLayerMargins.top = viewTransform->FixedLayerMarginTop();
aFixedLayerMargins.right = viewTransform->FixedLayerMarginRight();
aFixedLayerMargins.bottom = viewTransform->FixedLayerMarginBottom();
aFixedLayerMargins.left = viewTransform->FixedLayerMarginLeft();
}
void
AndroidGeckoLayerClient::SetPageRect(const CSSRect& aCssPageRect)
{
NS_ASSERTION(!isNull(), "SetPageRect called on null layer client!");
JNIEnv *env = GetJNIForThread(); // this is called on the compositor thread
if (!env)
return;
AutoLocalJNIFrame jniFrame(env, 0);
return env->CallVoidMethod(wrapped_obj, jSetPageRect,
aCssPageRect.x, aCssPageRect.y, aCssPageRect.XMost(), aCssPageRect.YMost());
}
void
AndroidGeckoLayerClient::SetFirstPaintViewport(const LayerIntPoint& aOffset, const CSSToLayerScale& aZoom, const CSSRect& aCssPageRect)
{
NS_ASSERTION(!isNull(), "SetFirstPaintViewport called on null layer client!");
JNIEnv *env = GetJNIForThread(); // this is called on the compositor thread
if (!env)
return;
AutoLocalJNIFrame jniFrame(env, 0);
return env->CallVoidMethod(wrapped_obj, jSetFirstPaintViewport, (float)aOffset.x, (float)aOffset.y, aZoom.scale,
aCssPageRect.x, aCssPageRect.y, aCssPageRect.XMost(), aCssPageRect.YMost());
}
void
AndroidCompositorWidget::SetFirstPaintViewport(const LayerIntPoint& aOffset,
const CSSToLayerScale& aZoom,
const CSSRect& aCssPageRect)
{
auto layerClient = static_cast<nsWindow*>(RealWidget())->GetLayerClient();
if (!layerClient) {
return;
}
layerClient->SetFirstPaintViewport(
float(aOffset.x), float(aOffset.y), aZoom.scale, aCssPageRect.x,
aCssPageRect.y, aCssPageRect.XMost(), aCssPageRect.YMost());
}