/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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 FUZZ_MOCKSCALEDFONT_H
#define FUZZ_MOCKSCALEDFONT_H
#include "mozilla/gfx/2D.h"
class MockUnscaledFont :
public mozilla::gfx::UnscaledFont {
public:
using FontType = mozilla::gfx::FontType;
FontType GetType()
const final {
return FontType::UNKNOWN; }
};
class MockScaledFont :
public mozilla::gfx::ScaledFont {
public:
using FontType = mozilla::gfx::FontType;
using Float = mozilla::gfx::
Float;
using Path = mozilla::gfx::Path;
using GlyphBuffer = mozilla::gfx::GlyphBuffer;
using DrawTarget = mozilla::gfx::DrawTarget;
using PathBuilder = mozilla::gfx::PathBuilder;
using Matrix = mozilla::gfx::Matrix;
MockScaledFont(
const RefPtr<MockUnscaledFont>& aUnscaledFont,
hb_font_t* aHBFont)
: ScaledFont(aUnscaledFont), mHBFont(hb_font_reference(aHBFont)) {}
virtual ~MockScaledFont() { hb_font_destroy(mHBFont); }
FontType GetType()
const final {
return FontType::UNKNOWN; }
Float GetSize()
const final {
int x, y;
hb_font_get_scale(mHBFont, &x, &y);
return Float(y /
65536.
0);
}
already_AddRefed<Path> GetPathForGlyphs(
const GlyphBuffer& aBuffer,
const DrawTarget* aTarget) final {
RefPtr builder = mozilla::gfx::Factory::CreateSimplePathBuilder();
CopyGlyphsToBuilder(aBuffer, builder);
RefPtr path = builder->Finish();
return path.forget();
}
void CopyGlyphsToBuilder(
const GlyphBuffer& aBuffer, PathBuilder* aBuilder,
const Matrix* aTransformHint = nullptr) final {
// We could use hb_font_get_glyph_shape to extract the glyph path here,
// but the COLRv1 parsing code doesn't actually use it (it just passes it
// through to Moz2D), so for now we'll just return an empty path.
}
private:
hb_font_t* mHBFont;
};
#endif
