示例#1
0
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();
}
示例#3
0
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());
}
示例#4
0
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());
}