/* -*- Mode: C++; tab-width: 2; 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_dom_TextMetrics_h
#define mozilla_dom_TextMetrics_h
#include "mozilla/dom/CanvasRenderingContext2DBinding.h"
#include "mozilla/dom/NonRefcountedDOMObject.h"
namespace mozilla::dom {
class TextMetrics final :
public NonRefcountedDOMObject {
public:
explicit TextMetrics(
double aWidth,
double aActualBoundingBoxLeft,
double aActualBoundingBoxRight,
double aFontBoundingBoxAscent,
double aFontBoundingBoxDescent,
double aActualBoundingBoxAscent,
double aActualBoundingBoxDescent,
double aEmHeightAscent,
double aEmHeightDescent,
double aHangingBaseline,
double aAlphabeticBaseline,
double aIdeographicBaseline)
: width(aWidth),
actualBoundingBoxLeft(aActualBoundingBoxLeft),
actualBoundingBoxRight(aActualBoundingBoxRight),
fontBoundingBoxAscent(aFontBoundingBoxAscent),
fontBoundingBoxDescent(aFontBoundingBoxDescent),
actualBoundingBoxAscent(aActualBoundingBoxAscent),
actualBoundingBoxDescent(aActualBoundingBoxDescent),
emHeightAscent(aEmHeightAscent),
emHeightDescent(aEmHeightDescent),
hangingBaseline(aHangingBaseline),
alphabeticBaseline(aAlphabeticBaseline),
ideographicBaseline(aIdeographicBaseline) {
MOZ_COUNT_CTOR(TextMetrics);
}
MOZ_COUNTED_DTOR(TextMetrics)
double Width()
const {
return width; }
double ActualBoundingBoxLeft()
const {
return actualBoundingBoxLeft; }
double ActualBoundingBoxRight()
const {
return actualBoundingBoxRight; }
// y-direction
double FontBoundingBoxAscent()
const {
return fontBoundingBoxAscent; }
double FontBoundingBoxDescent()
const {
return fontBoundingBoxDescent; }
double ActualBoundingBoxAscent()
const {
return actualBoundingBoxAscent; }
double ActualBoundingBoxDescent()
const {
return actualBoundingBoxDescent; }
double EmHeightAscent()
const {
return emHeightAscent; }
double EmHeightDescent()
const {
return emHeightDescent; }
double HangingBaseline()
const {
return hangingBaseline; }
double AlphabeticBaseline()
const {
return alphabeticBaseline; }
double IdeographicBaseline()
const {
return ideographicBaseline; }
bool WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto,
JS::MutableHandle<JSObject*> aReflector) {
return TextMetrics_Binding::Wrap(aCx,
this, aGivenProto, aReflector);
}
private:
double width;
double actualBoundingBoxLeft;
double actualBoundingBoxRight;
double fontBoundingBoxAscent;
double fontBoundingBoxDescent;
double actualBoundingBoxAscent;
double actualBoundingBoxDescent;
double emHeightAscent;
double emHeightDescent;
double hangingBaseline;
double alphabeticBaseline;
double ideographicBaseline;
};
}
// namespace mozilla::dom
#endif // mozilla_dom_TextMetrics_h
