BRect
AGGTextRenderer::RenderString(const char* string, uint32 length,
const BPoint* offsets, const BRect& clippingFrame, bool dryRun,
BPoint* nextCharPos, FontCacheReference* cacheReference)
{
//printf("RenderString(\"%s\", length: %ld, dry: %d)\n", string, length, dryRun);
Transformable transform(fEmbeddedTransformation);
transform *= fViewTransformation;
fCurves.approximation_scale(transform.scale());
// use a transformation behind the curves
// (only if glyph->data_type == agg::glyph_data_outline)
// in the pipeline for the rasterizer
FontCacheEntry::TransformedOutline
transformedOutline(fCurves, transform);
FontCacheEntry::TransformedContourOutline
transformedContourOutline(fContour, transform);
// for when we bypass the transformation pipeline
BPoint transformOffset(0.0, 0.0);
transform.Transform(&transformOffset);
IntRect clippingIntFrame(clippingFrame);
StringRenderer renderer(clippingIntFrame, dryRun,
gSubpixelAntialiasing && fAntialias,
transformedOutline, transformedContourOutline,
transform, transformOffset, nextCharPos, *this);
GlyphLayoutEngine::LayoutGlyphs(renderer, fFont, string, length, NULL,
fFont.Spacing(), offsets, cacheReference);
return transform.TransformBounds(renderer.Bounds());
}
BRect
AGGTextRenderer::RenderString(const char* string, uint32 length,
const BPoint& baseLine, const BRect& clippingFrame, bool dryRun,
BPoint* nextCharPos, const escapement_delta* delta,
FontCacheReference* cacheReference)
{
//printf("RenderString(\"%s\", length: %ld, dry: %d)\n", string, length, dryRun);
Transformable transform(fEmbeddedTransformation);
transform.TranslateBy(baseLine);
fCurves.approximation_scale(transform.scale());
// use a transformation behind the curves
// (only if glyph->data_type == agg::glyph_data_outline)
// in the pipeline for the rasterizer
FontCacheEntry::TransformedOutline
transformedOutline(fCurves, transform);
FontCacheEntry::TransformedContourOutline
transformedContourOutline(fContour, transform);
// for when we bypass the transformation pipeline
BPoint transformOffset(0.0, 0.0);
transform.Transform(&transformOffset);
StringRenderer renderer(clippingFrame, dryRun,
transformedOutline, transformedContourOutline,
transform, transformOffset, nextCharPos, *this);
GlyphLayoutEngine::LayoutGlyphs(renderer, fFont, string, length, delta,
fKerning, B_BITMAP_SPACING, NULL, cacheReference);
return transform.TransformBounds(renderer.Bounds());
}
void PopupContainer::showPopup(FrameView* view)
{
m_frameView = view;
m_listBox->m_focusedElement = m_frameView->frame().document()->focusedElement();
IntSize transformOffset(m_controlPosition.p4().x() - m_controlPosition.p1().x(), m_controlPosition.p4().y() - m_controlPosition.p1().y() - m_controlSize.height());
popupOpened(layoutAndCalculateWidgetRect(m_controlSize.height(), transformOffset, roundedIntPoint(m_controlPosition.p4())));
m_popupOpen = true;
if (!m_listBox->parent())
m_listBox->setParent(this);
m_listBox->scrollToRevealSelection();
invalidate();
}
static Layer*
FindBackgroundLayer(ReadbackLayer* aLayer, nsIntPoint* aOffset)
{
gfx::Matrix transform;
if (!aLayer->GetTransform().Is2D(&transform) ||
transform.HasNonIntegerTranslation())
return nullptr;
nsIntPoint transformOffset(int32_t(transform._31), int32_t(transform._32));
for (Layer* l = aLayer->GetPrevSibling(); l; l = l->GetPrevSibling()) {
gfx::Matrix backgroundTransform;
if (!l->GetTransform().Is2D(&backgroundTransform) ||
gfx::ThebesMatrix(backgroundTransform).HasNonIntegerTranslation())
return nullptr;
nsIntPoint backgroundOffset(int32_t(backgroundTransform._31), int32_t(backgroundTransform._32));
IntRect rectInBackground(transformOffset - backgroundOffset, aLayer->GetSize());
const nsIntRegion visibleRegion = l->GetEffectiveVisibleRegion().ToUnknownRegion();
if (!visibleRegion.Intersects(rectInBackground))
continue;
// Since l is present in the background, from here on we either choose l
// or nothing.
if (!visibleRegion.Contains(rectInBackground))
return nullptr;
if (l->GetEffectiveOpacity() != 1.0 ||
l->HasMaskLayers() ||
!(l->GetContentFlags() & Layer::CONTENT_OPAQUE))
{
return nullptr;
}
// cliprects are post-transform
const Maybe<ParentLayerIntRect>& clipRect = l->GetEffectiveClipRect();
if (clipRect && !clipRect->Contains(ViewAs<ParentLayerPixel>(IntRect(transformOffset, aLayer->GetSize()))))
return nullptr;
Layer::LayerType type = l->GetType();
if (type != Layer::TYPE_COLOR && type != Layer::TYPE_PAINTED)
return nullptr;
*aOffset = backgroundOffset - transformOffset;
return l;
}
return nullptr;
}
static Layer*
FindBackgroundLayer(ReadbackLayer* aLayer, nsIntPoint* aOffset)
{
gfxMatrix transform;
if (!aLayer->GetTransform().Is2D(&transform) ||
transform.HasNonIntegerTranslation())
return nullptr;
nsIntPoint transformOffset(int32_t(transform.x0), int32_t(transform.y0));
for (Layer* l = aLayer->GetPrevSibling(); l; l = l->GetPrevSibling()) {
gfxMatrix backgroundTransform;
if (!l->GetTransform().Is2D(&backgroundTransform) ||
backgroundTransform.HasNonIntegerTranslation())
return nullptr;
nsIntPoint backgroundOffset(int32_t(backgroundTransform.x0), int32_t(backgroundTransform.y0));
nsIntRect rectInBackground(transformOffset - backgroundOffset, aLayer->GetSize());
const nsIntRegion& visibleRegion = l->GetEffectiveVisibleRegion();
if (!visibleRegion.Intersects(rectInBackground))
continue;
// Since l is present in the background, from here on we either choose l
// or nothing.
if (!visibleRegion.Contains(rectInBackground))
return nullptr;
if (l->GetEffectiveOpacity() != 1.0 ||
!(l->GetContentFlags() & Layer::CONTENT_OPAQUE))
return nullptr;
// cliprects are post-transform
const nsIntRect* clipRect = l->GetEffectiveClipRect();
if (clipRect && !clipRect->Contains(nsIntRect(transformOffset, aLayer->GetSize())))
return nullptr;
Layer::LayerType type = l->GetType();
if (type != Layer::TYPE_COLOR && type != Layer::TYPE_THEBES)
return nullptr;
*aOffset = backgroundOffset - transformOffset;
return l;
}
return nullptr;
}
void PopupContainer::showPopup(FrameView* view)
{
m_frameView = view;
listBox()->m_focusedElement = m_frameView->frame().document()->focusedElement();
IntSize transformOffset(m_controlPosition.p4().x() - m_controlPosition.p1().x(), m_controlPosition.p4().y() - m_controlPosition.p1().y() - m_controlSize.height());
popupOpened(layoutAndCalculateWidgetRect(m_controlSize.height(), transformOffset, roundedIntPoint(m_controlPosition.p4())));
m_popupOpen = true;
if (!m_listBox->parent())
addChild(m_listBox.get());
// Enable scrollbars after the listbox is inserted into the hierarchy,
// so it has a proper WidgetClient.
m_listBox->setVerticalScrollbarMode(ScrollbarAuto);
m_listBox->scrollToRevealSelection();
invalidate();
}
