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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
commit26a029d407be480d791972afb5975cf62c9360a6 (patch)
treef435a8308119effd964b339f76abb83a57c29483 /gfx/thebes/PrintTargetSkPDF.h
parentInitial commit. (diff)
downloadfirefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz
firefox-26a029d407be480d791972afb5975cf62c9360a6.zip
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'gfx/thebes/PrintTargetSkPDF.h')
-rw-r--r--gfx/thebes/PrintTargetSkPDF.h70
1 files changed, 70 insertions, 0 deletions
diff --git a/gfx/thebes/PrintTargetSkPDF.h b/gfx/thebes/PrintTargetSkPDF.h
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+/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * 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_GFX_PRINTTARGETSKPDF_H
+#define MOZILLA_GFX_PRINTTARGETSKPDF_H
+
+#include "mozilla/UniquePtr.h"
+#include "nsCOMPtr.h"
+#include "PrintTarget.h"
+#include "skia/include/core/SkCanvas.h"
+#include "skia/include/docs/SkPDFDocument.h"
+#include "skia/include/core/SkStream.h"
+
+namespace mozilla {
+namespace gfx {
+
+/**
+ * Skia PDF printing target.
+ */
+class PrintTargetSkPDF final : public PrintTarget {
+ public:
+ // The returned PrintTargetSkPDF keeps a raw pointer to the passed SkWStream
+ // but does not own it. Callers are responsible for ensuring that passed
+ // stream outlives the returned PrintTarget.
+ static already_AddRefed<PrintTargetSkPDF> CreateOrNull(
+ UniquePtr<SkWStream> aStream, const IntSize& aSizeInPoints);
+
+ nsresult BeginPrinting(const nsAString& aTitle,
+ const nsAString& aPrintToFileName, int32_t aStartPage,
+ int32_t aEndPage) override;
+ nsresult EndPrinting() override;
+ void Finish() override;
+
+ nsresult BeginPage(const IntSize& aSizeInPoints) override;
+ nsresult EndPage() override;
+
+ already_AddRefed<DrawTarget> MakeDrawTarget(
+ const IntSize& aSize, DrawEventRecorder* aRecorder = nullptr) final;
+
+ already_AddRefed<DrawTarget> GetReferenceDrawTarget() final;
+
+ private:
+ PrintTargetSkPDF(const IntSize& aSize, UniquePtr<SkWStream> aStream);
+ virtual ~PrintTargetSkPDF();
+
+ // Do not hand out references to this object. It holds a non-owning
+ // reference to mOStreame, so must not outlive mOStream.
+ sk_sp<SkDocument> mPDFDoc;
+
+ // The stream that the SkDocument outputs to.
+ UniquePtr<SkWStream> mOStream;
+
+ // The current page's SkCanvas and its wrapping DrawTarget:
+ // Canvas is owned by mPDFDoc, which handles its deletion.
+ SkCanvas* mPageCanvas;
+ RefPtr<DrawTarget> mPageDT;
+
+ // Members needed to provide a reference DrawTarget:
+ sk_sp<SkDocument> mRefPDFDoc;
+ // Canvas owned by mRefPDFDoc, which handles its deletion.
+ SkCanvas* mRefCanvas;
+ SkDynamicMemoryWStream mRefOStream;
+};
+
+} // namespace gfx
+} // namespace mozilla
+
+#endif /* MOZILLA_GFX_PRINTTARGETSKPDF_H */