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-rw-r--r--dom/canvas/CanvasRenderingContext2D.cpp3
-rw-r--r--dom/canvas/CanvasRenderingContextHelper.cpp1
-rw-r--r--dom/canvas/DocumentRendererChild.cpp94
-rw-r--r--dom/canvas/DocumentRendererChild.h37
-rw-r--r--dom/canvas/DocumentRendererParent.cpp63
-rw-r--r--dom/canvas/DocumentRendererParent.h44
-rw-r--r--dom/canvas/WebGLContextState.cpp1
-rw-r--r--dom/canvas/moz.build7
-rw-r--r--dom/ipc/PBrowser.ipdl20
-rw-r--r--dom/ipc/PDocumentRenderer.ipdl25
-rw-r--r--dom/ipc/TabChild.cpp52
-rw-r--r--dom/ipc/TabChild.h21
-rw-r--r--dom/ipc/TabParent.cpp19
-rw-r--r--dom/ipc/TabParent.h11
-rw-r--r--dom/ipc/moz.build1
15 files changed, 396 insertions, 3 deletions
diff --git a/dom/canvas/CanvasRenderingContext2D.cpp b/dom/canvas/CanvasRenderingContext2D.cpp
index 4e058b4db..35ea2cd1a 100644
--- a/dom/canvas/CanvasRenderingContext2D.cpp
+++ b/dom/canvas/CanvasRenderingContext2D.cpp
@@ -92,7 +92,8 @@
#include "mozilla/gfx/PathHelpers.h"
#include "mozilla/gfx/DataSurfaceHelpers.h"
#include "mozilla/gfx/PatternHelpers.h"
-#include "mozilla/gfx/Swizzle.h"
+#include "mozilla/ipc/DocumentRendererParent.h"
+#include "mozilla/ipc/PDocumentRendererParent.h"
#include "mozilla/layers/PersistentBufferProvider.h"
#include "mozilla/MathAlgorithms.h"
#include "mozilla/Preferences.h"
diff --git a/dom/canvas/CanvasRenderingContextHelper.cpp b/dom/canvas/CanvasRenderingContextHelper.cpp
index 639c11fca..3000e59bd 100644
--- a/dom/canvas/CanvasRenderingContextHelper.cpp
+++ b/dom/canvas/CanvasRenderingContextHelper.cpp
@@ -9,7 +9,6 @@
#include "mozilla/dom/CanvasRenderingContext2D.h"
#include "mozilla/Telemetry.h"
#include "mozilla/UniquePtr.h"
-#include "MozFramebuffer.h"
#include "nsContentUtils.h"
#include "nsDOMJSUtils.h"
#include "nsIScriptContext.h"
diff --git a/dom/canvas/DocumentRendererChild.cpp b/dom/canvas/DocumentRendererChild.cpp
new file mode 100644
index 000000000..15dd5fc52
--- /dev/null
+++ b/dom/canvas/DocumentRendererChild.cpp
@@ -0,0 +1,94 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "mozilla/ipc/DocumentRendererChild.h"
+
+#include "base/basictypes.h"
+
+#include "gfx2DGlue.h"
+#include "gfxPattern.h"
+#include "mozilla/gfx/2D.h"
+#include "mozilla/RefPtr.h"
+#include "nsPIDOMWindow.h"
+#include "nsIDOMWindow.h"
+#include "nsIDocShell.h"
+#include "nsIInterfaceRequestorUtils.h"
+#include "nsComponentManagerUtils.h"
+#include "nsCSSParser.h"
+#include "nsPresContext.h"
+#include "nsCOMPtr.h"
+#include "nsColor.h"
+#include "gfxContext.h"
+#include "nsLayoutUtils.h"
+#include "nsContentUtils.h"
+#include "nsCSSValue.h"
+#include "nsRuleNode.h"
+#include "mozilla/gfx/Matrix.h"
+
+using namespace mozilla;
+using namespace mozilla::gfx;
+using namespace mozilla::ipc;
+
+DocumentRendererChild::DocumentRendererChild()
+{}
+
+DocumentRendererChild::~DocumentRendererChild()
+{}
+
+bool
+DocumentRendererChild::RenderDocument(nsPIDOMWindowOuter* window,
+ const nsRect& documentRect,
+ const mozilla::gfx::Matrix& transform,
+ const nsString& aBGColor,
+ uint32_t renderFlags,
+ bool flushLayout,
+ const nsIntSize& renderSize,
+ nsCString& data)
+{
+ if (flushLayout)
+ nsContentUtils::FlushLayoutForTree(window);
+
+ RefPtr<nsPresContext> presContext;
+ if (window) {
+ nsIDocShell* docshell = window->GetDocShell();
+ if (docshell) {
+ docshell->GetPresContext(getter_AddRefs(presContext));
+ }
+ }
+ if (!presContext)
+ return false;
+
+ nsCSSParser parser;
+ nsCSSValue bgColorValue;
+ if (!parser.ParseColorString(aBGColor, nullptr, 0, bgColorValue)) {
+ return false;
+ }
+
+ nscolor bgColor;
+ if (!nsRuleNode::ComputeColor(bgColorValue, presContext, nullptr, bgColor)) {
+ return false;
+ }
+
+ // Draw directly into the output array.
+ data.SetLength(renderSize.width * renderSize.height * 4);
+
+ RefPtr<DrawTarget> dt =
+ Factory::CreateDrawTargetForData(BackendType::CAIRO,
+ reinterpret_cast<uint8_t*>(data.BeginWriting()),
+ IntSize(renderSize.width, renderSize.height),
+ 4 * renderSize.width,
+ SurfaceFormat::B8G8R8A8);
+ if (!dt || !dt->IsValid()) {
+ gfxWarning() << "DocumentRendererChild::RenderDocument failed to Factory::CreateDrawTargetForData";
+ return false;
+ }
+ RefPtr<gfxContext> ctx = gfxContext::CreateOrNull(dt);
+ MOZ_ASSERT(ctx); // already checked the draw target above
+ ctx->SetMatrix(mozilla::gfx::ThebesMatrix(transform));
+
+ nsCOMPtr<nsIPresShell> shell = presContext->PresShell();
+ shell->RenderDocument(documentRect, renderFlags, bgColor, ctx);
+
+ return true;
+}
diff --git a/dom/canvas/DocumentRendererChild.h b/dom/canvas/DocumentRendererChild.h
new file mode 100644
index 000000000..463ba2707
--- /dev/null
+++ b/dom/canvas/DocumentRendererChild.h
@@ -0,0 +1,37 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef mozilla_dom_DocumentRendererChild
+#define mozilla_dom_DocumentRendererChild
+
+#include "mozilla/ipc/PDocumentRendererChild.h"
+#include "nsString.h"
+#include "gfxContext.h"
+
+class nsIDOMWindow;
+
+namespace mozilla {
+namespace ipc {
+
+class DocumentRendererChild : public PDocumentRendererChild
+{
+public:
+ DocumentRendererChild();
+ virtual ~DocumentRendererChild();
+
+ bool RenderDocument(nsPIDOMWindowOuter* window,
+ const nsRect& documentRect, const gfx::Matrix& transform,
+ const nsString& bgcolor,
+ uint32_t renderFlags, bool flushLayout,
+ const nsIntSize& renderSize, nsCString& data);
+
+private:
+
+ DISALLOW_EVIL_CONSTRUCTORS(DocumentRendererChild);
+};
+
+} // namespace ipc
+} // namespace mozilla
+
+#endif
diff --git a/dom/canvas/DocumentRendererParent.cpp b/dom/canvas/DocumentRendererParent.cpp
new file mode 100644
index 000000000..d9578ac4e
--- /dev/null
+++ b/dom/canvas/DocumentRendererParent.cpp
@@ -0,0 +1,63 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "mozilla/ipc/DocumentRendererParent.h"
+
+#include "gfx2DGlue.h"
+#include "mozilla/gfx/2D.h"
+#include "mozilla/gfx/PathHelpers.h"
+#include "mozilla/RefPtr.h"
+#include "nsICanvasRenderingContextInternal.h"
+
+using namespace mozilla;
+using namespace mozilla::gfx;
+using namespace mozilla::ipc;
+
+DocumentRendererParent::DocumentRendererParent()
+{}
+
+DocumentRendererParent::~DocumentRendererParent()
+{}
+
+void DocumentRendererParent::SetCanvasContext(nsICanvasRenderingContextInternal* aCanvas,
+ gfxContext* ctx)
+{
+ mCanvas = aCanvas;
+ mCanvasContext = ctx;
+}
+
+void DocumentRendererParent::DrawToCanvas(const nsIntSize& aSize,
+ const nsCString& aData)
+{
+ if (!mCanvas || !mCanvasContext)
+ return;
+
+ DrawTarget* drawTarget = mCanvasContext->GetDrawTarget();
+ Rect rect(0, 0, aSize.width, aSize.height);
+ MaybeSnapToDevicePixels(rect, *drawTarget, true);
+ RefPtr<DataSourceSurface> dataSurface =
+ Factory::CreateWrappingDataSourceSurface(reinterpret_cast<uint8_t*>(const_cast<nsCString&>(aData).BeginWriting()),
+ aSize.width * 4,
+ IntSize(aSize.width, aSize.height),
+ SurfaceFormat::B8G8R8A8);
+ SurfacePattern pattern(dataSurface, ExtendMode::CLAMP);
+ drawTarget->FillRect(rect, pattern);
+
+ gfxRect damageRect = mCanvasContext->UserToDevice(ThebesRect(rect));
+ mCanvas->Redraw(damageRect);
+}
+
+void
+DocumentRendererParent::ActorDestroy(ActorDestroyReason aWhy)
+{
+ // Implement me! Bug 1005139
+}
+
+bool
+DocumentRendererParent::Recv__delete__(const nsIntSize& renderedSize,
+ const nsCString& data)
+{
+ DrawToCanvas(renderedSize, data);
+ return true;
+}
diff --git a/dom/canvas/DocumentRendererParent.h b/dom/canvas/DocumentRendererParent.h
new file mode 100644
index 000000000..432aa8264
--- /dev/null
+++ b/dom/canvas/DocumentRendererParent.h
@@ -0,0 +1,44 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef mozilla_dom_DocumentRendererParent
+#define mozilla_dom_DocumentRendererParent
+
+#include "mozilla/ipc/PDocumentRendererParent.h"
+#include "nsCOMPtr.h"
+#include "nsString.h"
+#include "gfxContext.h"
+
+class nsICanvasRenderingContextInternal;
+
+namespace mozilla {
+namespace ipc {
+
+class DocumentRendererParent : public PDocumentRendererParent
+{
+public:
+ DocumentRendererParent();
+ virtual ~DocumentRendererParent();
+
+ void SetCanvasContext(nsICanvasRenderingContextInternal* aCanvas,
+ gfxContext* ctx);
+ void DrawToCanvas(const nsIntSize& renderedSize,
+ const nsCString& aData);
+
+ virtual void ActorDestroy(ActorDestroyReason aWhy) override;
+
+ virtual bool Recv__delete__(const nsIntSize& renderedSize,
+ const nsCString& data) override;
+
+private:
+ nsCOMPtr<nsICanvasRenderingContextInternal> mCanvas;
+ RefPtr<gfxContext> mCanvasContext;
+
+ DISALLOW_EVIL_CONSTRUCTORS(DocumentRendererParent);
+};
+
+} // namespace ipc
+} // namespace mozilla
+
+#endif
diff --git a/dom/canvas/WebGLContextState.cpp b/dom/canvas/WebGLContextState.cpp
index f12c7d92a..e0234f5c6 100644
--- a/dom/canvas/WebGLContextState.cpp
+++ b/dom/canvas/WebGLContextState.cpp
@@ -9,7 +9,6 @@
#include "GLScreenBuffer.h"
#include "mozilla/dom/ToJSValue.h"
#include "mozilla/Preferences.h"
-#include "MozFramebuffer.h"
#include "nsString.h"
#include "WebGLBuffer.h"
#include "WebGLContextUtils.h"
diff --git a/dom/canvas/moz.build b/dom/canvas/moz.build
index f7555b33d..55153c70b 100644
--- a/dom/canvas/moz.build
+++ b/dom/canvas/moz.build
@@ -25,6 +25,11 @@ EXPORTS += [
'nsICanvasRenderingContextInternal.h',
]
+EXPORTS.mozilla.ipc += [
+ 'DocumentRendererChild.h',
+ 'DocumentRendererParent.h',
+]
+
EXPORTS.mozilla.dom += [
'CanvasGradient.h',
'CanvasPath.h',
@@ -47,6 +52,8 @@ UNIFIED_SOURCES += [
'CanvasRenderingContext2D.cpp',
'CanvasRenderingContextHelper.cpp',
'CanvasUtils.cpp',
+ 'DocumentRendererChild.cpp',
+ 'DocumentRendererParent.cpp',
'ImageBitmap.cpp',
'ImageBitmapColorUtils.cpp',
'ImageBitmapRenderingContext.cpp',
diff --git a/dom/ipc/PBrowser.ipdl b/dom/ipc/PBrowser.ipdl
index 9dfccbc5c..249657c26 100644
--- a/dom/ipc/PBrowser.ipdl
+++ b/dom/ipc/PBrowser.ipdl
@@ -11,6 +11,7 @@ include protocol PContent;
include protocol PContentBridge;
include protocol PDatePicker;
include protocol PDocAccessible;
+include protocol PDocumentRenderer;
include protocol PFilePicker;
include protocol PIndexedDBPermissionRequest;
include protocol PRenderFrame;
@@ -118,6 +119,7 @@ nested(upto inside_cpow) sync protocol PBrowser
manages PColorPicker;
manages PDatePicker;
manages PDocAccessible;
+ manages PDocumentRenderer;
manages PFilePicker;
manages PIndexedDBPermissionRequest;
manages PRenderFrame;
@@ -737,6 +739,24 @@ child:
async LoadRemoteScript(nsString aURL, bool aRunInGlobalScope);
/**
+ * Create a asynchronous request to render whatever document is
+ * loaded in the child when this message arrives. When the
+ * request finishes, PDocumentRenderer:__delete__ is sent back to
+ * this side to notify completion.
+ *
+ * |documentRect| is the area of the remote document to draw,
+ * transformed by |transform|. The rendered area will have the
+ * default background color |bgcolor|. |renderFlags| are the
+ * nsIPresShell::RenderDocument() flags to use on the remote side,
+ * and if true, |flushLayout| will do just that before rendering
+ * the document. The rendered image will be of size |renderSize|.
+ */
+ async PDocumentRenderer(nsRect documentRect, Matrix transform,
+ nsString bgcolor,
+ uint32_t renderFlags, bool flushLayout,
+ IntSize renderSize);
+
+ /**
* Sent by the chrome process when it no longer wants this remote
* <browser>. The child side cleans up in response, then
* finalizing its death by sending back __delete__() to the
diff --git a/dom/ipc/PDocumentRenderer.ipdl b/dom/ipc/PDocumentRenderer.ipdl
new file mode 100644
index 000000000..bdaed45d7
--- /dev/null
+++ b/dom/ipc/PDocumentRenderer.ipdl
@@ -0,0 +1,25 @@
+/* -*- Mode: C++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 8 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+include protocol PBrowser;
+
+include "mozilla/GfxMessageUtils.h";
+
+using nsIntSize from "nsSize.h";
+
+namespace mozilla {
+namespace ipc {
+
+protocol PDocumentRenderer
+{
+ manager PBrowser;
+
+parent:
+ // Returns the width and height, in pixels, of the returned ARGB32 data.
+ async __delete__(nsIntSize renderedSize, nsCString data);
+};
+
+} // namespace ipc
+} // namespace mozilla
diff --git a/dom/ipc/TabChild.cpp b/dom/ipc/TabChild.cpp
index f46a917d5..eaf4a32ed 100644
--- a/dom/ipc/TabChild.cpp
+++ b/dom/ipc/TabChild.cpp
@@ -22,6 +22,7 @@
#include "mozilla/dom/indexedDB/PIndexedDBPermissionRequestChild.h"
#include "mozilla/plugins/PluginWidgetChild.h"
#include "mozilla/IMEStateManager.h"
+#include "mozilla/ipc/DocumentRendererChild.h"
#include "mozilla/ipc/URIUtils.h"
#include "mozilla/layers/APZChild.h"
#include "mozilla/layers/APZCCallbackHelper.h"
@@ -2005,6 +2006,57 @@ TabChild::DeallocPDocAccessibleChild(a11y::PDocAccessibleChild* aChild)
return true;
}
+PDocumentRendererChild*
+TabChild::AllocPDocumentRendererChild(const nsRect& documentRect,
+ const mozilla::gfx::Matrix& transform,
+ const nsString& bgcolor,
+ const uint32_t& renderFlags,
+ const bool& flushLayout,
+ const nsIntSize& renderSize)
+{
+ return new DocumentRendererChild();
+}
+
+bool
+TabChild::DeallocPDocumentRendererChild(PDocumentRendererChild* actor)
+{
+ delete actor;
+ return true;
+}
+
+bool
+TabChild::RecvPDocumentRendererConstructor(PDocumentRendererChild* actor,
+ const nsRect& documentRect,
+ const mozilla::gfx::Matrix& transform,
+ const nsString& bgcolor,
+ const uint32_t& renderFlags,
+ const bool& flushLayout,
+ const nsIntSize& renderSize)
+{
+ DocumentRendererChild *render = static_cast<DocumentRendererChild *>(actor);
+
+ nsCOMPtr<nsIWebBrowser> browser = do_QueryInterface(WebNavigation());
+ if (!browser)
+ return true; // silently ignore
+ nsCOMPtr<mozIDOMWindowProxy> window;
+ if (NS_FAILED(browser->GetContentDOMWindow(getter_AddRefs(window))) ||
+ !window)
+ {
+ return true; // silently ignore
+ }
+
+ nsCString data;
+ bool ret = render->RenderDocument(nsPIDOMWindowOuter::From(window),
+ documentRect, transform,
+ bgcolor,
+ renderFlags, flushLayout,
+ renderSize, data);
+ if (!ret)
+ return true; // silently ignore
+
+ return PDocumentRendererChild::Send__delete__(actor, renderSize, data);
+}
+
PColorPickerChild*
TabChild::AllocPColorPickerChild(const nsString&, const nsString&)
{
diff --git a/dom/ipc/TabChild.h b/dom/ipc/TabChild.h
index 2232ffeaf..b23c7c19e 100644
--- a/dom/ipc/TabChild.h
+++ b/dom/ipc/TabChild.h
@@ -445,6 +445,27 @@ public:
virtual bool DeallocPDocAccessibleChild(PDocAccessibleChild*) override;
+ virtual PDocumentRendererChild*
+ AllocPDocumentRendererChild(const nsRect& aDocumentRect,
+ const gfx::Matrix& aTransform,
+ const nsString& aBggcolor,
+ const uint32_t& aRenderFlags,
+ const bool& aFlushLayout,
+ const nsIntSize& arenderSize) override;
+
+ virtual bool
+ DeallocPDocumentRendererChild(PDocumentRendererChild* aCctor) override;
+
+ virtual bool
+ RecvPDocumentRendererConstructor(PDocumentRendererChild* aActor,
+ const nsRect& aDocumentRect,
+ const gfx::Matrix& aTransform,
+ const nsString& aBgcolor,
+ const uint32_t& aRenderFlags,
+ const bool& aFlushLayout,
+ const nsIntSize& aRenderSize) override;
+
+
virtual PColorPickerChild*
AllocPColorPickerChild(const nsString& aTitle,
const nsString& aInitialColor) override;
diff --git a/dom/ipc/TabParent.cpp b/dom/ipc/TabParent.cpp
index 8e98de3ce..0df4c1253 100644
--- a/dom/ipc/TabParent.cpp
+++ b/dom/ipc/TabParent.cpp
@@ -28,6 +28,7 @@
#include "mozilla/gfx/GPUProcessManager.h"
#include "mozilla/Hal.h"
#include "mozilla/IMEStateManager.h"
+#include "mozilla/ipc/DocumentRendererParent.h"
#include "mozilla/jsipc/CrossProcessObjectWrappers.h"
#include "mozilla/layers/AsyncDragMetrics.h"
#include "mozilla/layers/InputAPZContext.h"
@@ -956,6 +957,24 @@ TabParent::GetTopLevelDocAccessible() const
return nullptr;
}
+PDocumentRendererParent*
+TabParent::AllocPDocumentRendererParent(const nsRect& documentRect,
+ const gfx::Matrix& transform,
+ const nsString& bgcolor,
+ const uint32_t& renderFlags,
+ const bool& flushLayout,
+ const nsIntSize& renderSize)
+{
+ return new DocumentRendererParent();
+}
+
+bool
+TabParent::DeallocPDocumentRendererParent(PDocumentRendererParent* actor)
+{
+ delete actor;
+ return true;
+}
+
PFilePickerParent*
TabParent::AllocPFilePickerParent(const nsString& aTitle, const int16_t& aMode)
{
diff --git a/dom/ipc/TabParent.h b/dom/ipc/TabParent.h
index 09bb999f3..43afb0538 100644
--- a/dom/ipc/TabParent.h
+++ b/dom/ipc/TabParent.h
@@ -473,6 +473,17 @@ public:
const ScrollableLayerGuid& aGuid,
uint64_t aInputBlockId);
+ virtual PDocumentRendererParent*
+ AllocPDocumentRendererParent(const nsRect& documentRect,
+ const gfx::Matrix& transform,
+ const nsString& bgcolor,
+ const uint32_t& renderFlags,
+ const bool& flushLayout,
+ const nsIntSize& renderSize) override;
+
+ virtual bool
+ DeallocPDocumentRendererParent(PDocumentRendererParent* actor) override;
+
virtual PFilePickerParent*
AllocPFilePickerParent(const nsString& aTitle,
const int16_t& aMode) override;
diff --git a/dom/ipc/moz.build b/dom/ipc/moz.build
index ff3880bc2..153bd3aae 100644
--- a/dom/ipc/moz.build
+++ b/dom/ipc/moz.build
@@ -96,6 +96,7 @@ IPDL_SOURCES += [
'PCrashReporter.ipdl',
'PCycleCollectWithLogs.ipdl',
'PDatePicker.ipdl',
+ 'PDocumentRenderer.ipdl',
'PFilePicker.ipdl',
'PMemoryReportRequest.ipdl',
'PPluginWidget.ipdl',
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-10 11:36:56 +0000