mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-30 08:12:05 +00:00
e54774d573
Namely std::size, std::end and std::size. This drops C support for MOZ_ARRAY_LENGTH but it wasn't used anyway. Differential Revision: https://phabricator.services.mozilla.com/D224611
128 lines
4.0 KiB
C++
128 lines
4.0 KiB
C++
/* -*- Mode: C++; tab-width: 4; 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 nsPaper_h__
|
|
#define nsPaper_h__
|
|
|
|
#include "mozilla/dom/ToJSValue.h"
|
|
#include "mozilla/gfx/Point.h"
|
|
#include "mozilla/gfx/Rect.h"
|
|
#include "mozilla/Maybe.h"
|
|
#include "nsIPaper.h"
|
|
#include "nsISupportsImpl.h"
|
|
#include "js/TypeDecls.h"
|
|
#include "nsString.h"
|
|
|
|
struct JSContext;
|
|
|
|
namespace mozilla {
|
|
|
|
// Simple struct that can be used off the main thread to hold all the info from
|
|
// an nsPaper instance.
|
|
struct PaperInfo {
|
|
using MarginDouble = mozilla::gfx::MarginDouble;
|
|
using SizeDouble = mozilla::gfx::SizeDouble;
|
|
|
|
PaperInfo() = default;
|
|
PaperInfo(const nsAString& aId, const nsAString& aName,
|
|
const SizeDouble& aSize,
|
|
const Maybe<MarginDouble>& aUnwriteableMargin)
|
|
: mId(aId),
|
|
mName(aName),
|
|
mSize(aSize),
|
|
mUnwriteableMargin(aUnwriteableMargin) {}
|
|
|
|
nsString mId;
|
|
nsString mName;
|
|
|
|
SizeDouble mSize;
|
|
|
|
// The margins may not be known by some back-ends.
|
|
Maybe<MarginDouble> mUnwriteableMargin{Nothing()};
|
|
};
|
|
|
|
/**
|
|
* Plain struct used for commonly used, hard-coded paper sizes.
|
|
*
|
|
* Used to construct PaperInfo at runtime by localizing the name.
|
|
*/
|
|
struct CommonPaperSize final {
|
|
// The standardized PWG name, which should be used as the PaperInfo id
|
|
nsLiteralString mPWGName;
|
|
// The name key to localize the name of this paper size using strings in
|
|
// printUI.ftl
|
|
nsLiteralCString mLocalizableNameKey;
|
|
// Size is in points, same as PaperInfo
|
|
gfx::SizeDouble mSize;
|
|
};
|
|
|
|
} // namespace mozilla
|
|
|
|
class nsPrinterBase;
|
|
|
|
class nsPaper final : public nsIPaper {
|
|
using Promise = mozilla::dom::Promise;
|
|
using CommonPaperSize = mozilla::CommonPaperSize;
|
|
|
|
public:
|
|
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
|
|
NS_DECL_CYCLE_COLLECTION_CLASS(nsPaper)
|
|
NS_DECL_NSIPAPER
|
|
|
|
nsPaper() = delete;
|
|
explicit nsPaper(const mozilla::PaperInfo&);
|
|
nsPaper(nsPrinterBase&, const mozilla::PaperInfo&);
|
|
|
|
// This list is used for both our fallback paper sizes (used when a printer
|
|
// does not provide a list of available paper sizes), and for localizing
|
|
// common paper sizes to avoid querying the printer for extra information in
|
|
// the common case, as well as to provide more uniform paper names in the
|
|
// frontend.
|
|
// If we need to separate these two uses, we will need to either split this
|
|
// into two lists, or add a flag to indicate what the size is used for.
|
|
#define mm *72.0 / 25.4
|
|
#define in *72.0
|
|
static constexpr CommonPaperSize kCommonPaperSizes[] = {
|
|
CommonPaperSize{u"iso_a5"_ns, "a5"_ns, {148 mm, 210 mm}},
|
|
CommonPaperSize{u"iso_a4"_ns, "a4"_ns, {210 mm, 297 mm}},
|
|
CommonPaperSize{u"iso_a3"_ns, "a3"_ns, {297 mm, 420 mm}},
|
|
CommonPaperSize{u"iso_b5"_ns, "b5"_ns, {176 mm, 250 mm}},
|
|
CommonPaperSize{u"iso_b4"_ns, "b4"_ns, {250 mm, 353 mm}},
|
|
CommonPaperSize{u"jis_b5"_ns, "jis-b5"_ns, {182 mm, 257 mm}},
|
|
CommonPaperSize{u"jis_b4"_ns, "jis-b4"_ns, {257 mm, 364 mm}},
|
|
CommonPaperSize{u"na_letter"_ns, "letter"_ns, {8.5 in, 11 in}},
|
|
CommonPaperSize{u"na_legal"_ns, "legal"_ns, {8.5 in, 14 in}},
|
|
CommonPaperSize{u"na_ledger"_ns, "tabloid"_ns, {11 in, 17 in}}};
|
|
#undef mm
|
|
#undef in
|
|
static constexpr size_t kNumCommonPaperSizes = std::size(kCommonPaperSizes);
|
|
|
|
private:
|
|
~nsPaper();
|
|
|
|
// null if not associated with a printer (for "Save-to-PDF" paper sizes)
|
|
RefPtr<nsPrinterBase> mPrinter;
|
|
|
|
RefPtr<Promise> mMarginPromise;
|
|
const mozilla::PaperInfo mInfo;
|
|
};
|
|
|
|
namespace mozilla {
|
|
|
|
// Used to allow fixed-sized arrays of PWG paper info to be ref-counted.
|
|
class CommonPaperInfoArray
|
|
: public Array<PaperInfo, nsPaper::kNumCommonPaperSizes> {
|
|
public:
|
|
NS_INLINE_DECL_THREADSAFE_REFCOUNTING(CommonPaperInfoArray);
|
|
CommonPaperInfoArray() = default;
|
|
|
|
private:
|
|
~CommonPaperInfoArray() = default;
|
|
};
|
|
|
|
} // namespace mozilla
|
|
|
|
#endif /* nsPaper_h__ */
|