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 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; AutoLocalJNIFrame jniFrame(env); jobject viewTransformJObj = env->CallObjectMethod(wrapped_obj, jSyncViewportInfoMethod, aDisplayPort.x, aDisplayPort.y, aDisplayPort.width, aDisplayPort.height, aDisplayResolution, aLayersUpdated); if (jniFrame.CheckForException()) return; NS_ABORT_IF_FALSE(viewTransformJObj, "No view transform object!"); AndroidViewTransform viewTransform; viewTransform.Init(viewTransformJObj); aScrollOffset = nsIntPoint(viewTransform.GetX(env), viewTransform.GetY(env)); aScaleX = aScaleY = viewTransform.GetScale(env); }
void AndroidGeckoLayerClient::SyncFrameMetrics(const gfx::Point& aScrollOffset, float aZoom, const gfx::Rect& aCssPageRect, bool aLayersUpdated, const gfx::Rect& aDisplayPort, float aDisplayResolution, bool aIsFirstPaint, gfx::Margin& aFixedLayerMargins, gfx::Point& 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 int dpX = NS_lround((aDisplayPort.x * aDisplayResolution) + aScrollOffset.x); int dpY = NS_lround((aDisplayPort.y * aDisplayResolution) + aScrollOffset.y); int dpW = NS_lround(aDisplayPort.width * aDisplayResolution); int dpH = NS_lround(aDisplayPort.height * aDisplayResolution); jobject viewTransformJObj = env->CallObjectMethod(wrapped_obj, jSyncFrameMetricsMethod, aScrollOffset.x, aScrollOffset.y, aZoom, aCssPageRect.x, aCssPageRect.y, aCssPageRect.XMost(), aCssPageRect.YMost(), aLayersUpdated, dpX, dpY, dpW, dpH, aDisplayResolution, 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 AndroidGeckoLayerClient::SyncViewportInfo(const LayerIntRect& aDisplayPort, const CSSToLayerScale& aDisplayResolution, bool aLayersUpdated, ScreenPoint& aScrollOffset, CSSToScreenScale& aScale, LayerMargin& aFixedLayerMargins, ScreenPoint& aOffset) { NS_ASSERTION(!isNull(), "SyncViewportInfo called on null layer client!"); JNIEnv *env = GetJNIForThread(); // this is called on the compositor thread if (!env) return; AutoLocalJNIFrame jniFrame(env); jobject viewTransformJObj = env->CallObjectMethod(wrapped_obj, jSyncViewportInfoMethod, aDisplayPort.x, aDisplayPort.y, aDisplayPort.width, aDisplayPort.height, aDisplayResolution.scale, aLayersUpdated); if (jniFrame.CheckForException()) return; NS_ABORT_IF_FALSE(viewTransformJObj, "No view transform object!"); AndroidViewTransform viewTransform; viewTransform.Init(viewTransformJObj); aScrollOffset = ScreenPoint(viewTransform.GetX(env), viewTransform.GetY(env)); aScale.scale = viewTransform.GetScale(env); viewTransform.GetFixedLayerMargins(env, aFixedLayerMargins); aOffset.x = viewTransform.GetOffsetX(env); aOffset.y = viewTransform.GetOffsetY(env); }