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https://github.com/ONLYOFFICE/sdkjs.git
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Add MathConstants for MATH table processing
This commit is contained in:
EvgeniyIgol
@ -400,6 +400,8 @@
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"word/Math/accent.js",
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"word/Math/borderBox.js",
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"word/Math/mathTrackHandler.js",
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"word/Math/math-font.js",
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"word/Editor/Styles/style-cache.js",
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"word/Editor/Styles/FixedFormDefaults.js",
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@ -140,7 +140,7 @@ CFraction.prototype.drawBarFraction = function(PDSE)
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let pr = GetPr(this).Copy();
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let font = pr.FontFamily.Name;
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var penW = calculateAdjustedSize(MathFontData[font].fractionRuleThickness, pr.FontSize, this);
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var penW = AscMath.CalculateAdjustedSize(AscMath.FontMathConstants.FractionRuleThickness, pr.FontFamily.Name, pr.FontSize);
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var PosLine = this.ParaMath.GetLinePosition(PDSE.Line, PDSE.Range);
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var numHeight = this.elements[0][0].size.height;
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@ -151,13 +151,13 @@ CFraction.prototype.drawBarFraction = function(PDSE)
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var x1 = this.pos.x + PosLine.x + this.GapLeft,
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x2 = this.pos.x + PosLine.x + this.size.width - this.GapRight,
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y1 = this.pos.y + PosLine.y + numHeight - penW/2 - nH - calculateAdjustedSize(MathFontData[font].AxisHeight, pr.FontSize, this)
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y1 = this.pos.y + PosLine.y + numHeight //- penW/2
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if(this.Pr.type == BAR_FRACTION)
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{
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PDSE.Graphics.SetFont(pr);
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this.Make_ShdColor(PDSE, this.Get_CompiledCtrPrp());
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PDSE.Graphics.drawHorLine(0, y1, x1, x2, penW);
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// PDSE.Graphics.drawHorLine(0, y1, x1, x2, penW);
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}
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CMathBase.prototype.Draw_Elements.call(this, PDSE);
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@ -459,6 +459,8 @@ CFraction.prototype.Recalculate_Range = function(PRS, ParaPr, Depth)
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CFraction.prototype.recalculateBarFraction = function(oMeasure, bNumBarFraction, bDenBarFraction)
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{
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var mgCtrPrp = this.Get_TxtPrControlLetter();
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let pr = GetPr(this).Copy();
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let font = pr.FontFamily.Name;
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var num = this.elements[0][0].size,
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den = this.elements[1][0].size;
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@ -468,7 +470,7 @@ CFraction.prototype.recalculateBarFraction = function(oMeasure, bNumBarFraction,
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var width = NumWidth > DenWidth ? NumWidth : DenWidth;
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var height = num.height + den.height;
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var ascent = num.ascent// + den.ascent
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var ascent = num.ascent
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width += this.GapLeft + this.GapRight;
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@ -483,7 +485,7 @@ CFraction.prototype.recalculateSkewed = function(oMeasure)
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let pr = GetPr(this).Copy();
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let font = pr.FontFamily.Name;
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var dW = calculateAdjustedSize(MathFontData[font].skewedFractionHorizontalGap, pr.FontSize, this);
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var dW = AscMath.CalculateAdjustedSize(AscMath.FontMathConstants.SkewedFractionHorizontalGap, pr.FontFamily.Name, pr.FontSize);
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var width = num.width + dW + den.width;
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var height = num.height + den.height;
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@ -523,8 +525,8 @@ CFraction.prototype.setPosition = function(pos, PosInfo)
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g_oTextMeasurer.SetFont(pr);
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let font = pr.FontFamily.Name;
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var dW = calculateAdjustedSize(MathFontData[font].skewedFractionHorizontalGap, pr.FontSize, this);
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var dH = calculateAdjustedSize(MathFontData[font].skewedFractionVerticalGap, pr.FontSize, this);
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var dW = AscMath.CalculateAdjustedSize(AscMath.FontMathConstants.SkewedFractionHorizontalGap, pr.FontFamily.Name, pr.FontSize);
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var dH = AscMath.CalculateAdjustedSize(AscMath.FontMathConstants.SkewedFractionVerticalGap, pr.FontFamily.Name, pr.FontSize);
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var Numerator = this.Content[0],
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Denominator = this.Content[1];
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@ -819,39 +821,39 @@ CNumerator.prototype.constructor = CNumerator;
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CNumerator.prototype.recalculateSize = function()
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{
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let pr = GetPr(this);
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g_oTextMeasurer.SetFont(pr);
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var arg = this.elements[0][0].size;
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var Descent = arg.height - arg.ascent; // baseLine
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g_oTextMeasurer.SetFont(pr);
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var Height = g_oTextMeasurer.GetHeight();
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var gapNum, minGap;
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if(this.Parent.kind == MATH_LIMIT || this.Parent.kind == MATH_GROUP_CHARACTER)
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{
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//gapNum = Height/2.4;
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//gapNum = Height/2.97;
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//gapNum = Height/2.97 - Height/10.5;
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gapNum = Height/4.14;
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minGap = Height/13.8;
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//var delta = 0.8076354679802956*gapNum - Descent;
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var delta = gapNum - Descent;
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//this.gap = delta > minGap ? delta - 0.95*minGap: minGap;
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this.gap = delta > minGap ? delta: minGap;
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}
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else // Fraction
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{
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gapNum = Height/3.05;
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minGap = Height/9.77;
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var delta = gapNum - Descent;
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}
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if (this.Parent.Parent.Parent && this.Parent.Parent.Parent.kind === MATH_FRACTION)
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{
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AscCommon.g_oTextMeasurer.SetFont(pr);
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let Frac = AscCommon.g_oTextMeasurer.Measure2Code("1".charCodeAt(0));
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let one = Frac.Height - Frac.Ascent;
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let lineDescentNum = this.elements[0][0].size.height - this.elements[0][0].size.ascent;
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let nUp = AscMath.CalculateAdjustedSize(AscMath.FontMathConstants.FractionNumeratorShiftUp, pr.FontFamily.Name, pr.FontSize);
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this.gap = nUp// - one - lineDescentNum
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}
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else if (this.Parent.Pr.type === BAR_FRACTION)
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{
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AscCommon.g_oTextMeasurer.SetFont(pr);
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let Frac = AscCommon.g_oTextMeasurer.Measure2Code("1".charCodeAt(0));
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let one = Frac.Height - Frac.Ascent;
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let lineDescentNum = this.elements[0][0].size.height - this.elements[0][0].size.ascent;
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let nUp = AscMath.CalculateAdjustedSize(AscMath.FontMathConstants.FractionNumeratorDisplayStyleShiftUp, pr.FontFamily.Name, pr.FontSize);
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this.gap = nUp //- one - lineDescentNum
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}
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var width = arg.width;
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var height = arg.height;
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var ascent = arg.ascent;
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var height = arg.height //+ this.gap;
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var ascent = arg.ascent //+ this.gap;
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this.size.height = height;
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this.size.width = width;
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@ -859,21 +861,7 @@ CNumerator.prototype.recalculateSize = function()
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};
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CNumerator.prototype.setPosition = function(pos, PosInfo)
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{
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let pr = GetPr(this);
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let font = pr.FontFamily.Name;
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g_oTextMeasurer.SetFont(pr);
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if (this.Parent.Pr.type === BAR_FRACTION)
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{
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AscCommon.g_oTextMeasurer.SetFont(pr);
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let Frac = AscCommon.g_oTextMeasurer.Measure2Code("1".charCodeAt(0));
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let one = Frac.Height - Frac.Ascent;
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let lineDescentNum = this.elements[0][0].size.height - this.elements[0][0].size.ascent;
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let nUp = getSize(MathFontData[font].fractionNumeratorDisplayStyleShiftUp.value, pr.FontSize, this);
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pos.y -= nUp - lineDescentNum - one;
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}
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pos.y -= this.gap;
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CFractionBase.prototype.setPosition.call(this, pos, PosInfo);
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};
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@ -894,32 +882,29 @@ CDenominator.prototype.recalculateSize = function()
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{
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var arg = this.elements[0][0].size;
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var mgCtrPrp = this.Get_TxtPrControlLetter();
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var Ascent = arg.ascent; //- 4.939*mgCtrPrp.FontSize/36;
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g_oTextMeasurer.SetFont(mgCtrPrp);
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var Height = g_oTextMeasurer.GetHeight();
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var gapDen, minGap;
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if(this.Parent.kind == MATH_PRIMARY_LIMIT || this.Parent.kind == MATH_GROUP_CHARACTER)
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{
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gapDen = Height/2.6;
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minGap = Height/10;
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}
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else // Fraction
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{
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gapDen = Height/2.03;
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minGap = Height/6.1;
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}
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var delta = gapDen - Ascent;
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this.gap = 0;
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let pr = GetPr(this);
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if (this.Parent.Parent.Parent && this.Parent.Parent.Parent.kind === MATH_FRACTION)
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{
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let FractionDenominatorShiftDown = AscMath.CalculateAdjustedSize(AscMath.FontMathConstants.FractionDenominatorShiftDown, pr.FontFamily.Name, pr.FontSize);
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this.gap = FractionDenominatorShiftDown
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}
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else if (this.Parent.Pr.type === BAR_FRACTION)
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{
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let FractionDenominatorShiftDown = AscMath.CalculateAdjustedSize(AscMath.FontMathConstants.FractionDenominatorDisplayStyleShiftDown, pr.FontFamily.Name, pr.FontSize);
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this.gap = FractionDenominatorShiftDown //+ lineDescentNum ;
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}
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var width = arg.width;
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var height = arg.height;
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var ascent = arg.ascent;
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var height = arg.height //+ this.gap
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var ascent = arg.ascent //+ this.gap
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this.size.height = height;
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this.size.width = width ;
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@ -928,63 +913,15 @@ CDenominator.prototype.recalculateSize = function()
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CDenominator.prototype.setPosition = function(pos, PosInfo)
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{
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let pr = GetPr(this);
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AscCommon.g_oTextMeasurer.SetFont(pr);
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let Frac = AscCommon.g_oTextMeasurer.Measure2Code("1".charCodeAt(0));
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let font = pr.FontFamily.Name;
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let FractionDenominatorShiftDown = calculateAdjustedSize(MathFontData[font].fractionDenominatorDisplayStyleShiftDown, pr.FontSize, this);
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pos.y -= this.size.height;
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pos.y += FractionDenominatorShiftDown
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//pos.y += lineDescentNum;
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pos.y -= Frac.Height - this.size.height ;
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pos.y += this.gap;
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CFractionBase.prototype.setPosition.call(this, pos, PosInfo);
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};
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function calculateAdjustedSize(FractionRuleThickness, fontSize, oThis) {
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const { value, deviceTable } = FractionRuleThickness;
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if (!deviceTable)
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{
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return getSize(value, fontSize, oThis);
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}
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const { startSize, endSize, deltaFormat, deltaValue } = deviceTable;
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if (fontSize < startSize || fontSize > endSize) {
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return getSize(value, fontSize, oThis);
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}
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const index = fontSize - startSize;
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let adjustment = 0;
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switch (deltaFormat) {
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case 1:
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const deltaIndex1 = Math.floor(index / 8);
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const bitShift1 = (7 - (index % 8)) * 2;
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adjustment = (deltaValue[deltaIndex1] >> bitShift1) & 0x03;
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adjustment = (adjustment > 1) ? adjustment - 4 : adjustment;
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break;
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case 2:
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const deltaIndex2 = Math.floor(index / 4);
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adjustment = (deltaValue[deltaIndex2] >> ((3 - (index % 4)) * 4)) & 0x0F;
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adjustment = (adjustment > 7) ? adjustment - 16 : adjustment;
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break;
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case 3:
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const deltaIndex3 = Math.floor(index / 2);
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adjustment = (deltaValue[deltaIndex3] >> ((1 - (index % 2)) * 8)) & 0xFF;
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adjustment = (adjustment > 127) ? adjustment - 256 : adjustment;
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break;
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}
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return getSize(value + adjustment, fontSize, oThis);
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}
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function getSize(fUnits, fontSize, oThis)
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{
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let pr = GetPr(oThis);
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let font = pr.FontFamily.Name;
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let font_m_lUnits_Per_Em = MathFontData[font].m_lUnits_Per_Em;
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return fUnits / font_m_lUnits_Per_Em * (fontSize / 72 * 25.4)
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}
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function GetPr(oThis)
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{
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@ -1004,189 +941,6 @@ function GetPr(oThis)
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}
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}
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let MathFontData = {
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'Cambria Math': {
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AxisHeight: {
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value: 585,
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deviceTable : {
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startSize: 10,
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endSize: 109,
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deltaFormat: 1,
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deltaValue: [
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1, 1, 1, 0, 1, 1, 0, 0, 1, 1,
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0, 0, 1, 0, 0, 0, 1, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, -1, 0, 0,
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0, 0, 1, 1, 0, 0, 1, 1, 0, 0,
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1, 0, 0, 0, 1, 0, 0, 0, 0, 0,
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1, 0, 0, 1, 1, 0, 0, 0, 0, -1,
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1, 1, 0, 1, 1, 1, 0, 1, 1, 0,
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0, 1, 1, 0, 0, 1, 0, 0, 0, 1,
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1, 1, 0, 1, 0, 0, 0, 0, 0, 0,
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0, 1, 1, 1, 0, 1, 1, 0, 0, 1
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],
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}
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},
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fractionNumeratorGapMin: {
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value: 133,
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deviceTable : {
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startSize: 6,
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endSize: 38,
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deltaFormat: 1,
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deltaValue: [
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1, 1, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0,
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-1, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 1, 1, 1
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]
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},
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},
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fractionNumDisplayStyleGapMin: {
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value: 260,
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},
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fractionRuleThickness: {
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value: 133,
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deviceTable: {
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startSize: 6,
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endSize: 100,
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deltaFormat: 1,
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deltaValue: [
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1, 1, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, -1, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, -1, -1, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 1
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]
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}
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},
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fractionNumeratorDisplayStyleShiftUp: {
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value: 1550,
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},
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fractionDenominatorDisplayStyleShiftDown: {
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value: 1370,
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},
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fractionDenomDisplayStyleGapMin: {
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value: 260,
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},
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subscriptBaselineDropMin: {
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value: 320,
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},
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superscriptBaselineDropMax: {
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value: 460,
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},
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superscriptShiftUp: {
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value: 750,
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deviceTable : {
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startSize: 12,
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endSize: 12,
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deltaFormat: 1,
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deltaValue:[1],
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}
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},
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superscriptShiftUpCramped : {
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value: 615,
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deviceTable : {
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startSize: 12,
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endSize: 12,
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deltaFormat: 1,
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deltaValue:[1],
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}
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},
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superscriptBottomMin: {
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value: 239,
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},
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superscriptBottomMaxWithSubscript: {
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value: 765,
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},
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skewedFractionHorizontalGap: {
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value: 800,
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},
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skewedFractionVerticalGap: {
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value: 133,
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},
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ascender: 1593,
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descender:-455,
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m_lUnits_Per_Em: 2048,
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os2_sTypoLineGap: 353,
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},
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'Asana Math': {
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AxisHeight: {
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value: 271,
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},
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fractionRuleThickness: {
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value: 59,
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},
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fractionNumeratorGapMin : {
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value: 116,
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deviceTable : {
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startSize: 6,
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endSize: 23,
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deltaFormat: 1,
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deltaValue: [1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1]
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}
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},
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fractionNumDisplayStyleGapMin: {
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value: 130,
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},
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fractionNumeratorDisplayStyleShiftUp: {
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value: 725,
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},
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fractionDenominatorDisplayStyleShiftDown: {
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value: 710,
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},
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fractionDenomDisplayStyleGapMin: {
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value: 120,
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},
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subscriptBaselineDropMin: {
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value: 222,
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},
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superscriptBaselineDropMax: {
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value: 230,
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},
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superscriptShiftUp: {
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value: 361,
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deviceTable : {
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startSize: 12,
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endSize: 12,
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deltaFormat: 1,
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deltaValue:[1],
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}
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},
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superscriptShiftUpCramped : {
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value: 296,
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deviceTable : {
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startSize: 12,
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endSize: 12,
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deltaFormat: 1,
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deltaValue:[1],
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}
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},
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superscriptBottomMin: {
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value: 154,
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},
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superscriptBottomMaxWithSubscript: {
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value: 379,
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},
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skewedFractionHorizontalGap: {
|
||||
value: 400,
|
||||
},
|
||||
skewedFractionVerticalGap: {
|
||||
value: 60,
|
||||
},
|
||||
|
||||
ascender: 743,
|
||||
descender:-288,
|
||||
m_lUnits_Per_Em: 1024,
|
||||
os2_sTypoLineGap: 50,
|
||||
}
|
||||
}
|
||||
|
||||
//--------------------------------------------------------export----------------------------------------------------
|
||||
window['AscCommonWord'] = window['AscCommonWord'] || {};
|
||||
|
||||
726
word/Math/math-font.js
Normal file
726
word/Math/math-font.js
Normal file
@ -0,0 +1,726 @@
|
||||
/*
|
||||
* (c) Copyright Ascensio System SIA 2010-2024
|
||||
*
|
||||
* This program is a free software product. You can redistribute it and/or
|
||||
* modify it under the terms of the GNU Affero General Public License (AGPL)
|
||||
* version 3 as published by the Free Software Foundation. In accordance with
|
||||
* Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect
|
||||
* that Ascensio System SIA expressly excludes the warranty of non-infringement
|
||||
* of any third-party rights.
|
||||
*
|
||||
* This program is distributed WITHOUT ANY WARRANTY; without even the implied
|
||||
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For
|
||||
* details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
|
||||
*
|
||||
* You can contact Ascensio System SIA at 20A-6 Ernesta Birznieka-Upish
|
||||
* street, Riga, Latvia, EU, LV-1050.
|
||||
*
|
||||
* The interactive user interfaces in modified source and object code versions
|
||||
* of the Program must display Appropriate Legal Notices, as required under
|
||||
* Section 5 of the GNU AGPL version 3.
|
||||
*
|
||||
* Pursuant to Section 7(b) of the License you must retain the original Product
|
||||
* logo when distributing the program. Pursuant to Section 7(e) we decline to
|
||||
* grant you any rights under trademark law for use of our trademarks.
|
||||
*
|
||||
* All the Product's GUI elements, including illustrations and icon sets, as
|
||||
* well as technical writing content are licensed under the terms of the
|
||||
* Creative Commons Attribution-ShareAlike 4.0 International. See the License
|
||||
* terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
|
||||
*
|
||||
*/
|
||||
|
||||
"use strict";
|
||||
|
||||
(function (window) {
|
||||
|
||||
const FontMathConstants = {
|
||||
Units_Per_Em : -1,
|
||||
ScriptPercentScaleDown : 0,
|
||||
ScriptScriptPercentScaleDown : 1,
|
||||
DelimitedSubFormulaMinHeight : 2,
|
||||
DisplayOperatorMinHeight : 3,
|
||||
MathLeading : 4,
|
||||
AxisHeight : 5,
|
||||
AccentBaseHeight : 6,
|
||||
FlattenedAccentBaseHeight : 7,
|
||||
SubscriptShiftDown : 8,
|
||||
SubscriptTopMax : 9,
|
||||
SubscriptBaselineDropMin : 10,
|
||||
SuperscriptShiftUp : 11,
|
||||
SuperscriptShiftUpCramped : 12,
|
||||
SuperscriptBottomMin : 13,
|
||||
SuperscriptBaselineDropMax : 14,
|
||||
SubSuperscriptGapMin : 15,
|
||||
SuperscriptBottomMaxWithSubscript : 16,
|
||||
SpaceAfterScript : 17,
|
||||
UpperLimitGapMin : 18,
|
||||
UpperLimitBaselineRiseMin : 19,
|
||||
LowerLimitGapMin : 20,
|
||||
LowerLimitBaselineDropMin : 21,
|
||||
StackTopShiftUp : 22,
|
||||
StackTopDisplayStyleShiftUp : 23,
|
||||
StackBottomShiftDown : 24,
|
||||
StackBottomDisplayStyleShiftDown : 25,
|
||||
StackGapMin : 26,
|
||||
StackDisplayStyleGapMin : 27,
|
||||
StretchStackTopShiftUp : 28,
|
||||
StretchStackBottomShiftDown : 29,
|
||||
StretchStackGapAboveMin : 30,
|
||||
StretchStackGapBelowMin : 31,
|
||||
FractionNumeratorShiftUp : 32,
|
||||
FractionNumeratorDisplayStyleShiftUp : 33,
|
||||
FractionDenominatorShiftDown : 34,
|
||||
FractionDenominatorDisplayStyleShiftDown : 35,
|
||||
FractionNumeratorGapMin : 36,
|
||||
FractionNumDisplayStyleGapMin : 37,
|
||||
FractionRuleThickness : 38,
|
||||
FractionDenominatorGapMin : 39,
|
||||
FractionDenomDisplayStyleGapMin : 40,
|
||||
SkewedFractionHorizontalGap : 41,
|
||||
SkewedFractionVerticalGap : 42,
|
||||
OverbarVerticalGap : 43,
|
||||
OverbarRuleThickness : 44,
|
||||
OverbarExtraAscender : 45,
|
||||
UnderbarVerticalGap : 46,
|
||||
UnderbarRuleThickness : 47,
|
||||
UnderbarExtraDescender : 48,
|
||||
RadicalVerticalGap : 49,
|
||||
RadicalDisplayStyleVerticalGap : 50,
|
||||
RadicalRuleThickness : 51,
|
||||
RadicalExtraAscender : 52,
|
||||
RadicalKernBeforeDegree : 53,
|
||||
RadicalKernAfterDegree : 54,
|
||||
RadicalDegreeBottomRaisePercent : 55,
|
||||
};
|
||||
|
||||
// Data from Cambria Math
|
||||
const DefaultMathConstants = {};
|
||||
DefaultMathConstants[FontMathConstants.ScriptPercentScaleDown] = 73;
|
||||
DefaultMathConstants[FontMathConstants.ScriptScriptPercentScaleDown] = 60;
|
||||
DefaultMathConstants[FontMathConstants.DelimitedSubFormulaMinHeight] = 3000;
|
||||
DefaultMathConstants[FontMathConstants.DisplayOperatorMinHeight] = 2500;
|
||||
DefaultMathConstants[FontMathConstants.MathLeading] = {
|
||||
value: 300,
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.AxisHeight] = {
|
||||
value: 585,
|
||||
deviceTable : {
|
||||
startSize: 10,
|
||||
endSize: 109,
|
||||
deltaFormat: 1,
|
||||
deltaValue: [
|
||||
1, 1, 1, 0, 1, 1, 0, 0, 1, 1,
|
||||
0, 0, 1, 0, 0, 0, 1, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, -1, 0, 0,
|
||||
0, 0, 1, 1, 0, 0, 1, 1, 0, 0,
|
||||
1, 0, 0, 0, 1, 0, 0, 0, 0, 0,
|
||||
1, 0, 0, 1, 1, 0, 0, 0, 0, -1,
|
||||
1, 1, 0, 1, 1, 1, 0, 1, 1, 0,
|
||||
0, 1, 1, 0, 0, 1, 0, 0, 0, 1,
|
||||
1, 1, 0, 1, 0, 0, 0, 0, 0, 0,
|
||||
0, 1, 1, 1, 0, 1, 1, 0, 0, 1
|
||||
],
|
||||
}
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.AccentBaseHeight] = {
|
||||
value: 976,
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.FlattenedAccentBaseHeight] = {
|
||||
value: 1250,
|
||||
deviceTable : {
|
||||
startSize: 11,
|
||||
endSize: 16,
|
||||
deltaFormat: 1,
|
||||
deltaValue: [-1, 0, 0, 0, 0, -1],
|
||||
}
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.SubscriptShiftDown] = {
|
||||
value: 418,
|
||||
deviceTable : {
|
||||
startSize: 12,
|
||||
endSize: 17,
|
||||
deltaFormat: 1,
|
||||
deltaValue: [1, 0, 0, 0, 1, 1],
|
||||
}
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.SubscriptTopMax] = {
|
||||
value: 760,
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.SubscriptBaselineDropMin] = {
|
||||
value: 320,
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.SuperscriptShiftUp] = {
|
||||
value: 750,
|
||||
deviceTable : {
|
||||
startSize: 12,
|
||||
endSize: 12,
|
||||
deltaFormat: 1,
|
||||
deltaValue:[1],
|
||||
}
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.SuperscriptShiftUpCramped] = {
|
||||
value: 615,
|
||||
deviceTable : {
|
||||
startSize: 12,
|
||||
endSize: 12,
|
||||
deltaFormat: 1,
|
||||
deltaValue:[1],
|
||||
}
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.SuperscriptBottomMin] = {
|
||||
value: 239,
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.SuperscriptBaselineDropMax] = {
|
||||
value: 460,
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.SubSuperscriptGapMin] = {
|
||||
value: 300,
|
||||
deviceTable : {
|
||||
startSize: 6,
|
||||
endSize: 29,
|
||||
deltaFormat: 1,
|
||||
deltaValue:[1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 1],
|
||||
}
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.SuperscriptBottomMaxWithSubscript] = {
|
||||
value: 765,
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.SpaceAfterScript] = {
|
||||
value: 85,
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.UpperLimitGapMin] = {
|
||||
value: 133,
|
||||
deviceTable : {
|
||||
startSize: 9,
|
||||
endSize: 12,
|
||||
deltaFormat: 1,
|
||||
deltaValue:[1, 1, 1, 1, 1],
|
||||
}
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.UpperLimitBaselineRiseMin] = {
|
||||
value: 500,
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.LowerLimitGapMin] = {
|
||||
value: 133,
|
||||
deviceTable : {
|
||||
startSize: 9,
|
||||
endSize: 13,
|
||||
deltaFormat: 1,
|
||||
deltaValue:[1, 1, 1, 1, 1],
|
||||
}
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.LowerLimitBaselineDropMin] = {
|
||||
value: 1240,
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.StackTopShiftUp] = {
|
||||
value: 940,
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.StackTopDisplayStyleShiftUp] = {
|
||||
value: 1550,
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.StackBottomShiftDown] = {
|
||||
value: 770,
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.StackBottomDisplayStyleShiftDown] = {
|
||||
value: 1370,
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.StackGapMin] = {
|
||||
value: 400,
|
||||
deviceTable : {
|
||||
startSize: 6,
|
||||
endSize: 21,
|
||||
deltaFormat: 1,
|
||||
deltaValue: [1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1],
|
||||
}
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.StackDisplayStyleGapMin] = {
|
||||
value: 660,
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.StretchStackTopShiftUp] = {
|
||||
value: 1600,
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.StretchStackBottomShiftDown] = {
|
||||
value: 1180,
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.StretchStackGapAboveMin] = {
|
||||
value: 133,
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.StretchStackGapBelowMin] = {
|
||||
value: 133,
|
||||
deviceTable : {
|
||||
startSize: 6,
|
||||
endSize: 38,
|
||||
deltaFormat: 1,
|
||||
deltaValue: [1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1],
|
||||
}
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.FractionNumeratorShiftUp] = {
|
||||
value: 1200,
|
||||
deviceTable : {
|
||||
startSize: 6,
|
||||
endSize: 7,
|
||||
deltaFormat: 1,
|
||||
deltaValue: [1, 1],
|
||||
}
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.FractionNumeratorDisplayStyleShiftUp] = {
|
||||
value: 1550,
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.FractionDenominatorShiftDown] = {
|
||||
value: 1030,
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.FractionDenominatorDisplayStyleShiftDown] = {
|
||||
value: 1370,
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.FractionNumeratorGapMin] = {
|
||||
value: 133,
|
||||
deviceTable : {
|
||||
startSize: 6,
|
||||
endSize: 38,
|
||||
deltaFormat: 1,
|
||||
deltaValue: [
|
||||
1, 1, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
-1, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 1, 1, 1
|
||||
]
|
||||
},
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.FractionNumDisplayStyleGapMin] = {
|
||||
value: 260,
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.FractionRuleThickness] = {
|
||||
value: 133,
|
||||
deviceTable: {
|
||||
startSize: 6,
|
||||
endSize: 100,
|
||||
deltaFormat: 1,
|
||||
deltaValue: [
|
||||
1, 1, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, -1, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, -1, -1, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 1
|
||||
]
|
||||
}
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.FractionDenominatorGapMin] = {
|
||||
value: 133,
|
||||
deviceTable: {
|
||||
startSize: 6,
|
||||
endSize: 38,
|
||||
deltaFormat: 1,
|
||||
deltaValue: [1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1]
|
||||
}
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.FractionDenomDisplayStyleGapMin] = {
|
||||
value: 260,
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.SkewedFractionHorizontalGap] = {
|
||||
value: 800,
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.SkewedFractionVerticalGap] = {
|
||||
value: 133,
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.OverbarVerticalGap] = {
|
||||
value: 345,
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.OverbarRuleThickness] = {
|
||||
value: 133,
|
||||
deviceTable: {
|
||||
startSize: 6,
|
||||
endSize: 100,
|
||||
deltaFormat: 1,
|
||||
deltaValue: [1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1]
|
||||
}
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.OverbarExtraAscender] = {
|
||||
value: 133,
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.UnderbarVerticalGap] = {
|
||||
value: 345,
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.UnderbarRuleThickness] = {
|
||||
value: 133,
|
||||
deviceTable: {
|
||||
startSize: 6,
|
||||
endSize: 100,
|
||||
deltaFormat: 1,
|
||||
deltaValue: [1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1]
|
||||
}
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.UnderbarExtraDescender] = {
|
||||
value: 133,
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.RadicalVerticalGap] = {
|
||||
value: 166,
|
||||
deviceTable: {
|
||||
startSize: 18,
|
||||
endSize: 50,
|
||||
deltaFormat: 1,
|
||||
deltaValue: [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1]
|
||||
}
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.RadicalDisplayStyleVerticalGap] = {
|
||||
value: 345,
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.RadicalRuleThickness] = {
|
||||
value: 133,
|
||||
deviceTable: {
|
||||
startSize: 6,
|
||||
endSize: 100,
|
||||
deltaFormat: 1,
|
||||
deltaValue: [1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1]
|
||||
}
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.RadicalExtraAscender] = {
|
||||
value: 133,
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.RadicalKernBeforeDegree] = {
|
||||
value: 133,
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.RadicalKernAfterDegree] = {
|
||||
value: -640,
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.RadicalDegreeBottomRaisePercent] = {
|
||||
value: 65,
|
||||
};
|
||||
DefaultMathConstants[FontMathConstants.Units_Per_Em] = 2048;
|
||||
|
||||
// Asana Math temp data
|
||||
const AsanaMath = {};
|
||||
AsanaMath[FontMathConstants.ScriptPercentScaleDown] = 73;
|
||||
AsanaMath[FontMathConstants.ScriptScriptPercentScaleDown] = 60;
|
||||
AsanaMath[FontMathConstants.DelimitedSubFormulaMinHeight] = 1500;
|
||||
AsanaMath[FontMathConstants.DisplayOperatorMinHeight] = 1330;
|
||||
AsanaMath[FontMathConstants.MathLeading] = {
|
||||
value: 150,
|
||||
};
|
||||
AsanaMath[FontMathConstants.AxisHeight] = {
|
||||
value: 271,
|
||||
};
|
||||
AsanaMath[FontMathConstants.AccentBaseHeight] = {
|
||||
value: 469,
|
||||
};
|
||||
AsanaMath[FontMathConstants.FlattenedAccentBaseHeight] = {
|
||||
value: 692,
|
||||
};
|
||||
AsanaMath[FontMathConstants.SubscriptShiftDown] = {
|
||||
value: 210,
|
||||
deviceTable : {
|
||||
startSize: 12,
|
||||
endSize: 17,
|
||||
deltaFormat: 1,
|
||||
deltaValue: [1, 0, 0, 0, 1, 1],
|
||||
}
|
||||
};
|
||||
AsanaMath[FontMathConstants.SubscriptTopMax] = {
|
||||
value: 366,
|
||||
};
|
||||
AsanaMath[FontMathConstants.SubscriptBaselineDropMin] = {
|
||||
value: 222,
|
||||
};
|
||||
AsanaMath[FontMathConstants.SuperscriptShiftUp] = {
|
||||
value: 361,
|
||||
deviceTable : {
|
||||
startSize: 12,
|
||||
endSize: 12,
|
||||
deltaFormat: 1,
|
||||
deltaValue:[1],
|
||||
}
|
||||
};
|
||||
AsanaMath[FontMathConstants.SuperscriptShiftUpCramped] = {
|
||||
value: 296,
|
||||
deviceTable : {
|
||||
startSize: 12,
|
||||
endSize: 12,
|
||||
deltaFormat: 1,
|
||||
deltaValue:[1],
|
||||
}
|
||||
};
|
||||
AsanaMath[FontMathConstants.SuperscriptBottomMin] = {
|
||||
value: 154,
|
||||
};
|
||||
AsanaMath[FontMathConstants.SuperscriptBaselineDropMax] = {
|
||||
value: 230,
|
||||
};
|
||||
AsanaMath[FontMathConstants.SubSuperscriptGapMin] = {
|
||||
value: 145,
|
||||
deviceTable : {
|
||||
startSize: 6,
|
||||
endSize: 23,
|
||||
deltaFormat: 1,
|
||||
deltaValue: [1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1],
|
||||
}
|
||||
};
|
||||
AsanaMath[FontMathConstants.SuperscriptBottomMaxWithSubscript] = {
|
||||
value: 379,
|
||||
};
|
||||
AsanaMath[FontMathConstants.SpaceAfterScript] = {
|
||||
value: 41,
|
||||
};
|
||||
AsanaMath[FontMathConstants.UpperLimitGapMin] = {
|
||||
value: 111,
|
||||
};
|
||||
AsanaMath[FontMathConstants.UpperLimitBaselineRiseMin] = {
|
||||
value: 200,
|
||||
};
|
||||
AsanaMath[FontMathConstants.LowerLimitGapMin] = {
|
||||
value: 167,
|
||||
};
|
||||
AsanaMath[FontMathConstants.LowerLimitBaselineDropMin] = {
|
||||
value: 600,
|
||||
};
|
||||
AsanaMath[FontMathConstants.StackTopShiftUp] = {
|
||||
value: 50,
|
||||
};
|
||||
AsanaMath[FontMathConstants.StackTopDisplayStyleShiftUp] = {
|
||||
value: 50,
|
||||
};
|
||||
AsanaMath[FontMathConstants.StackBottomShiftDown] = {
|
||||
value: 50,
|
||||
};
|
||||
AsanaMath[FontMathConstants.StackBottomDisplayStyleShiftDown] = {
|
||||
value: 50,
|
||||
};
|
||||
AsanaMath[FontMathConstants.StackGapMin] = {
|
||||
value: 348,
|
||||
deviceTable : {
|
||||
startSize: 6,
|
||||
endSize: 23,
|
||||
deltaFormat: 1,
|
||||
deltaValue: [1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1],
|
||||
}
|
||||
};
|
||||
AsanaMath[FontMathConstants.StackDisplayStyleGapMin] = {
|
||||
value: 812,
|
||||
deviceTable : {
|
||||
startSize: 6,
|
||||
endSize: 23,
|
||||
deltaFormat: 1,
|
||||
deltaValue: [1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1],
|
||||
}
|
||||
};
|
||||
AsanaMath[FontMathConstants.StretchStackTopShiftUp] = {
|
||||
value: 50,
|
||||
};
|
||||
AsanaMath[FontMathConstants.StretchStackBottomShiftDown] = {
|
||||
value: 80,
|
||||
};
|
||||
AsanaMath[FontMathConstants.StretchStackGapAboveMin] = {
|
||||
value: 80,
|
||||
};
|
||||
AsanaMath[FontMathConstants.StretchStackGapBelowMin] = {
|
||||
value: 40,
|
||||
};
|
||||
AsanaMath[FontMathConstants.FractionNumeratorShiftUp] = {
|
||||
value: 600,
|
||||
};
|
||||
AsanaMath[FontMathConstants.FractionNumeratorDisplayStyleShiftUp] = {
|
||||
value: 725,
|
||||
};
|
||||
AsanaMath[FontMathConstants.FractionDenominatorShiftDown] = {
|
||||
value: 500,
|
||||
};
|
||||
AsanaMath[FontMathConstants.FractionDenominatorDisplayStyleShiftDown] = {
|
||||
value: 710,
|
||||
};
|
||||
AsanaMath[FontMathConstants.FractionNumeratorGapMin] = {
|
||||
value: 116,
|
||||
deviceTable : {
|
||||
startSize: 6,
|
||||
endSize: 23,
|
||||
deltaFormat: 1,
|
||||
deltaValue: [1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1],
|
||||
},
|
||||
};
|
||||
AsanaMath[FontMathConstants.FractionNumDisplayStyleGapMin] = {
|
||||
value: 130,
|
||||
};
|
||||
AsanaMath[FontMathConstants.FractionRuleThickness] = {
|
||||
value: 59,
|
||||
};
|
||||
AsanaMath[FontMathConstants.FractionDenominatorGapMin] = {
|
||||
value: 116,
|
||||
deviceTable: {
|
||||
startSize: 6,
|
||||
endSize: 23,
|
||||
deltaFormat: 1,
|
||||
deltaValue: [1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1]
|
||||
}
|
||||
};
|
||||
AsanaMath[FontMathConstants.FractionDenomDisplayStyleGapMin] = {
|
||||
value: 120,
|
||||
};
|
||||
AsanaMath[FontMathConstants.SkewedFractionHorizontalGap] = {
|
||||
value: 400,
|
||||
};
|
||||
AsanaMath[FontMathConstants.SkewedFractionVerticalGap] = {
|
||||
value: 60,
|
||||
};
|
||||
AsanaMath[FontMathConstants.OverbarVerticalGap] = {
|
||||
value: 175,
|
||||
};
|
||||
AsanaMath[FontMathConstants.OverbarRuleThickness] = {
|
||||
value: 75,
|
||||
deviceTable: {
|
||||
startSize: 6,
|
||||
endSize: 23,
|
||||
deltaFormat: 1,
|
||||
deltaValue: [1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1]
|
||||
}
|
||||
};
|
||||
AsanaMath[FontMathConstants.OverbarExtraAscender] = {
|
||||
value: 75,
|
||||
};
|
||||
AsanaMath[FontMathConstants.UnderbarVerticalGap] = {
|
||||
value: 175,
|
||||
};
|
||||
AsanaMath[FontMathConstants.UnderbarRuleThickness] = {
|
||||
value: 75,
|
||||
deviceTable: {
|
||||
startSize: 6,
|
||||
endSize: 23,
|
||||
deltaFormat: 1,
|
||||
deltaValue: [1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1]
|
||||
}
|
||||
};
|
||||
AsanaMath[FontMathConstants.UnderbarExtraDescender] = {
|
||||
value: 75,
|
||||
};
|
||||
AsanaMath[FontMathConstants.RadicalVerticalGap] = {
|
||||
value: 74,
|
||||
deviceTable: {
|
||||
startSize: 18,
|
||||
endSize: 37,
|
||||
deltaFormat: 1,
|
||||
deltaValue: [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1]
|
||||
}
|
||||
};
|
||||
AsanaMath[FontMathConstants.RadicalDisplayStyleVerticalGap] = {
|
||||
value: 174,
|
||||
};
|
||||
AsanaMath[FontMathConstants.RadicalRuleThickness] = {
|
||||
value: 59,
|
||||
deviceTable: {
|
||||
startSize: 6,
|
||||
endSize: 40,
|
||||
deltaFormat: 1,
|
||||
deltaValue: [1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, -1]
|
||||
}
|
||||
};
|
||||
AsanaMath[FontMathConstants.RadicalExtraAscender] = {
|
||||
value: 59,
|
||||
};
|
||||
AsanaMath[FontMathConstants.RadicalKernBeforeDegree] = {
|
||||
value: 278,
|
||||
};
|
||||
AsanaMath[FontMathConstants.RadicalKernAfterDegree] = {
|
||||
value: -556,
|
||||
};
|
||||
AsanaMath[FontMathConstants.RadicalDegreeBottomRaisePercent] = {
|
||||
value: 65,
|
||||
};
|
||||
AsanaMath[FontMathConstants.Units_Per_Em] = 1024;
|
||||
|
||||
/**
|
||||
*
|
||||
* @param nRuleType {FontMathConstants<T>}
|
||||
* @param fontName
|
||||
* @param fontSize
|
||||
* @return {*}
|
||||
* @constructor
|
||||
*/
|
||||
function CalculateAdjustedSize(nRuleType, fontName, fontSize)
|
||||
{
|
||||
let FractionRuleData;
|
||||
|
||||
if (undefined !== nRuleType)
|
||||
{
|
||||
if (IsDefault(fontName))
|
||||
FractionRuleData = DefaultMathConstants[nRuleType];
|
||||
|
||||
//else
|
||||
// FractionRuleData = GetMathConstantsFromFont[fontName, FontMathConstants[FractionRule]];
|
||||
|
||||
//temp
|
||||
else if (fontName === "Asana Math")
|
||||
FractionRuleData = AsanaMath[nRuleType];
|
||||
}
|
||||
|
||||
const value = FractionRuleData.value;
|
||||
const deviceTable = FractionRuleData.deviceTable;
|
||||
|
||||
if (undefined === deviceTable)
|
||||
return getSize(value, fontSize, fontName);
|
||||
|
||||
const startSize = deviceTable.startSize;
|
||||
const endSize = deviceTable.endSize;
|
||||
const deltaFormat = deviceTable.deltaFormat;
|
||||
const deltaValue = deviceTable.deltaValue;
|
||||
|
||||
if (fontSize < startSize || fontSize > endSize)
|
||||
return getSize(value, fontSize, fontName);
|
||||
|
||||
const index = fontSize - startSize;
|
||||
let adjustment = 0;
|
||||
|
||||
switch (deltaFormat)
|
||||
{
|
||||
case 1:
|
||||
const deltaIndex1 = Math.floor(index / 8);
|
||||
const bitShift1 = (7 - (index % 8)) * 2;
|
||||
adjustment = (deltaValue[deltaIndex1] >> bitShift1) & 0x03;
|
||||
adjustment = (adjustment > 1) ? adjustment - 4 : adjustment;
|
||||
break;
|
||||
|
||||
case 2:
|
||||
const deltaIndex2 = Math.floor(index / 4);
|
||||
adjustment = (deltaValue[deltaIndex2] >> ((3 - (index % 4)) * 4)) & 0x0F;
|
||||
adjustment = (adjustment > 7) ? adjustment - 16 : adjustment;
|
||||
break;
|
||||
|
||||
case 3:
|
||||
const deltaIndex3 = Math.floor(index / 2);
|
||||
adjustment = (deltaValue[deltaIndex3] >> ((1 - (index % 2)) * 8)) & 0xFF;
|
||||
adjustment = (adjustment > 127) ? adjustment - 256 : adjustment;
|
||||
break;
|
||||
}
|
||||
|
||||
return getSize(value + adjustment, fontSize, fontName);
|
||||
}
|
||||
|
||||
function IsDefault(fontName)
|
||||
{
|
||||
return fontName === "Cambria Math"
|
||||
// || isFontName without MATH TABLE
|
||||
}
|
||||
|
||||
function GetCurrentUnitsPerEm(strFontName)
|
||||
{
|
||||
//temp
|
||||
if (strFontName === 'Asana Math')
|
||||
return AsanaMath[FontMathConstants.Units_Per_Em];
|
||||
|
||||
if (IsDefault(strFontName))
|
||||
return DefaultMathConstants[FontMathConstants.Units_Per_Em];
|
||||
//else
|
||||
//return GetUnits_Per_EmFromFont
|
||||
}
|
||||
|
||||
function getSize(fUnits, fontSize, strFontName)
|
||||
{
|
||||
let nUnitePerEm = GetCurrentUnitsPerEm(strFontName);
|
||||
return fUnits / nUnitePerEm * (fontSize / 72 * 25.4)
|
||||
}
|
||||
|
||||
//--------------------------------------------------------export----------------------------------------------------
|
||||
window["AscMath"] = window["AscMath"] || {};
|
||||
window["AscMath"].CalculateAdjustedSize = CalculateAdjustedSize;
|
||||
window["AscMath"].FontMathConstants = FontMathConstants;
|
||||
|
||||
})(window);
|
||||
Reference in New Issue
Block a user