DocumentServer/OfficeWeb/sdk/Word/Math/radical.js
2015-04-28 17:59:00 +03:00

448 lines
16 KiB
JavaScript

/*
* (c) Copyright Ascensio System SIA 2010-2015
*
* 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 Lubanas st. 125a-25, Riga, Latvia,
* EU, LV-1021.
*
* 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 CSignRadical() {
this.Parent = null;
this.pos = null;
this.size = null;
this.gapArg = 0;
this.gapSign = 0;
this.measure = {
heightTick: 0,
widthTick: 0,
widthSlash: 0,
bHigh: false
};
}
CSignRadical.prototype.new_draw = function (x, y, pGraphics) {
var txtPrp = this.Parent.Get_CompiledCtrPrp();
var penW = txtPrp.FontSize * g_dKoef_pt_to_mm * 0.042;
y += this.gapTop + penW / 2;
var x1 = this.pos.x + x,
x2 = x1 + 0.048 * txtPrp.FontSize;
var Height = this.size.height - this.gapTop;
var y2 = this.pos.y + y + Height - this.measure.heightTick,
y1 = y2 + 0.0242 * txtPrp.FontSize;
var tg = 0.048 / 0.0242;
var tX = tg * 0.85 * penW,
tY = 0.92 * penW / tg;
var x3 = x2,
y3 = y2 - tY;
var sin = 0.876,
cos = 0.474;
var y4 = this.pos.y + y + Height - penW;
var y5 = y4 + penW / 2 * cos;
var x4, x5;
if (!this.measure.bHigh) {
x4 = x3 + (y4 - y3) / tg;
x5 = x4 + penW / 2 * sin;
} else {
x4 = x1 + this.measure.widthSlash - penW / 3 * sin;
x5 = x1 + this.measure.widthSlash;
}
var x6 = x1 + this.measure.widthSlash,
x7 = this.pos.x + x + this.size.width;
var y6 = this.pos.y + y,
y7 = this.pos.y + y;
pGraphics.p_width(penW * 0.8 * 1000);
pGraphics.p_color(0, 0, 0, 255);
pGraphics.b_color1(0, 0, 0, 255);
pGraphics._s();
pGraphics._m(x1, y1);
pGraphics._l(x2, y2);
pGraphics.ds();
pGraphics.p_width(1.7 * penW * 1000);
pGraphics._s();
pGraphics._m(x3, y3);
pGraphics._l(x4, y4);
pGraphics.ds();
pGraphics.p_width(penW * 1000);
pGraphics.p_color(0, 0, 0, 255);
pGraphics.b_color1(0, 0, 0, 255);
pGraphics.p_width(penW * 1000);
pGraphics._s();
pGraphics._m(x5, y5);
pGraphics._l(x6, y6);
pGraphics._l(x7, y7);
pGraphics.ds();
pGraphics.p_color(0, 0, 0, 255);
pGraphics.b_color1(0, 0, 0, 255);
pGraphics._s();
pGraphics._m(x4 - penW * 0.6 * sin, y4 - penW / 5);
pGraphics._l(x5 + penW / 3 * sin, y4 - penW / 5);
pGraphics.ds();
};
CSignRadical.prototype.draw = function (x, y, pGraphics, PDSE) {
var txtPrp = this.Parent.Get_CompiledCtrPrp();
var penW = txtPrp.FontSize * g_dKoef_pt_to_mm * 0.042;
y += penW / 2 + this.gapSign;
var x1 = this.pos.x + x,
x2 = x1 + 0.048 * txtPrp.FontSize;
var Height = this.size.height - this.gapSign;
var y2 = this.pos.y + y + Height - this.measure.heightTick,
y1 = y2 + 0.0242 * txtPrp.FontSize;
var tg = 0.048 / 0.0242;
var tX = tg * 0.85 * penW,
tY = 0.92 * penW / tg;
var x3 = x2,
y3 = y2 - tY;
var sin = 0.876,
cos = 0.474;
var y4 = this.pos.y + y + Height - penW;
var y7 = y4 + penW / 2 * cos;
var x4, x7;
if (!this.measure.bHigh) {
x4 = x3 + (y4 - y3) / tg;
x7 = x4 + penW / 2 * sin;
} else {
x4 = x1 + this.measure.widthSlash - penW / 3 * sin;
x7 = x1 + this.measure.widthSlash;
}
var x5 = x4 - penW * 0.6 * sin,
y5 = y4 - penW / 5,
x6 = x7 + penW / 3 * sin,
y6 = y5;
var x8 = x1 + this.measure.widthSlash,
x9 = this.pos.x + x + this.size.width;
var y8 = this.pos.y + y,
y9 = this.pos.y + y;
pGraphics.p_width(penW * 0.8 * 1000);
this.Parent.Make_ShdColor(PDSE, txtPrp);
pGraphics._s();
pGraphics._m(x1, y1);
pGraphics._l(x2, y2);
pGraphics.ds();
pGraphics.p_width(1.7 * penW * 1000);
pGraphics._s();
pGraphics._m(x3, y3);
pGraphics._l(x4, y4);
pGraphics.ds();
pGraphics.p_width(penW * 1000);
pGraphics._s();
pGraphics._m(x5, y5);
pGraphics._l(x6, y6);
pGraphics.ds();
pGraphics.p_width(penW * 1000);
pGraphics._s();
pGraphics._m(x7, y7);
pGraphics._l(x8, y8);
pGraphics._l(x9, y9);
pGraphics.ds();
};
CSignRadical.prototype.recalculateSize = function (oMeasure, sizeArg) {
var txtPrp = this.Parent.Get_CompiledCtrPrp();
var height, width;
var plH = 9.877777777777776 * txtPrp.FontSize / 36;
this.gapArg = txtPrp.FontSize * g_dKoef_pt_to_mm * 0.077108;
this.gapSign = txtPrp.FontSize * g_dKoef_pt_to_mm * 0.09449200000000001;
var heightArg = sizeArg.height + this.gapArg,
widthArg = sizeArg.width;
var H0 = plH * 1.07,
H1 = plH * 1.623478883321404,
H2 = plH * 2.8,
H3 = plH * 4.08,
H4 = plH * 5.7,
H5 = plH * 7.15;
this.measure.bHigh = false;
var bDescentArg = sizeArg.height - sizeArg.ascent > 0.4 * txtPrp.FontSize / 11;
if (heightArg < H0 && !bDescentArg) {
height = H0 * 1.12;
} else {
if (heightArg < H1) {
height = H1;
} else {
if (heightArg < H2) {
height = H2;
} else {
if (heightArg < H3) {
height = H3 * 1.04;
} else {
if (heightArg < H4) {
height = H4;
} else {
if (heightArg < H5) {
height = H5;
} else {
height = heightArg;
this.measure.bHigh = true;
}
}
}
}
}
}
var minHgtRad = plH * 1.130493164,
maxHgtRad = plH * 7.029296875;
var minHgtTick = plH * 0.6,
maxHgtTick = 1.2 * plH;
var heightTick, widthSlash, gapLeft;
if (heightArg > maxHgtRad) {
heightTick = maxHgtTick;
widthSlash = plH * 0.67;
gapLeft = 0.2 * plH;
} else {
var H;
if (heightArg < H1) {
H = H1;
var zetta = height < H1 ? 0.75 : 0.82;
widthSlash = plH * zetta;
} else {
H = height;
widthSlash = plH * 0.8681086138556986;
}
var alpha = (H - minHgtRad) / (2 * maxHgtRad);
heightTick = minHgtTick * (1 + alpha);
gapLeft = 0.1268310546875002 * plH;
}
this.measure.widthSlash = widthSlash;
this.measure.heightTick = heightTick;
this.measure.widthTick = 0.1196002747872799 * txtPrp.FontSize;
width = widthSlash + gapLeft + widthArg;
height += this.gapSign;
this.size = {
height: height,
width: width
};
};
CSignRadical.prototype.setPosition = function (pos) {
this.pos = pos;
};
CSignRadical.prototype.relate = function (parent) {
this.Parent = parent;
};
function CMathRadicalPr() {
this.type = DEGREE_RADICAL;
this.degHide = false;
}
CMathRadicalPr.prototype.Set_FromObject = function (Obj) {
if (SQUARE_RADICAL === Obj.type || DEGREE_RADICAL === Obj.type) {
this.type = Obj.type;
}
if (true === Obj.degHide || 1 === Obj.degHide) {
this.degHide = true;
this.type = SQUARE_RADICAL;
} else {
if (false === Obj.degHide || 0 === Obj.degHide) {
this.degHide = false;
this.type = DEGREE_RADICAL;
}
}
};
CMathRadicalPr.prototype.Copy = function () {
var NewPr = new CMathRadicalPr();
NewPr.type = this.type;
NewPr.degHide = this.degHide;
return NewPr;
};
CMathRadicalPr.prototype.Write_ToBinary = function (Writer) {
Writer.WriteLong(this.type);
Writer.WriteBool(this.degHide);
};
CMathRadicalPr.prototype.Read_FromBinary = function (Reader) {
this.type = Reader.GetLong();
this.degHide = Reader.GetBool();
};
function CRadical(props) {
CRadical.superclass.constructor.call(this);
this.Id = g_oIdCounter.Get_NewId();
this.Iterator = null;
this.Base = null;
this.RealBase = null;
this.signRadical = new CSignRadical();
this.signRadical.relate(this);
this.Pr = new CMathRadicalPr();
this.gapDegree = 0;
this.gapWidth = 0;
if (props !== null && typeof(props) !== "undefined") {
this.init(props);
}
g_oTableId.Add(this, this.Id);
}
Asc.extendClass(CRadical, CMathBase);
CRadical.prototype.ClassType = historyitem_type_rad;
CRadical.prototype.kind = MATH_RADICAL;
CRadical.prototype.init = function (props) {
this.setProperties(props);
this.Fill_LogicalContent(2);
this.fillContent();
};
CRadical.prototype.fillContent = function () {
this.Iterator = this.getDegree();
this.Base = this.getBase();
};
CRadical.prototype.PreRecalc = function (Parent, ParaMath, ArgSize, RPI, GapsInfo) {
this.Parent = Parent;
this.ParaMath = ParaMath;
this.Set_CompiledCtrPrp(Parent, ParaMath, RPI);
this.ApplyProperties(RPI);
if (this.Pr.type == SQUARE_RADICAL) {
this.RealBase.PreRecalc(this, ParaMath, ArgSize, RPI);
} else {
var ArgSzIter = new CMathArgSize();
ArgSzIter.SetValue(-2);
this.Iterator.PreRecalc(this, ParaMath, ArgSzIter, RPI);
this.RealBase.PreRecalc(this, ParaMath, ArgSize, RPI);
}
if (this.bInside == false) {
GapsInfo.setGaps(this, this.TextPrControlLetter.FontSize);
}
};
CRadical.prototype.ApplyProperties = function (RPI) {
if (this.RecalcInfo.bProps) {
if (this.Pr.degHide == true) {
this.setDimension(1, 1);
this.elements[0][0] = this.Base;
this.RealBase = this.elements[0][0];
} else {
this.setDimension(1, 2);
this.elements[0][0] = this.Iterator;
this.elements[0][1] = this.Base;
this.RealBase = this.Base;
}
this.RecalcInfo.bProps = false;
}
};
CRadical.prototype.Resize = function (oMeasure, RPI) {
if (this.Pr.type == SQUARE_RADICAL) {
this.RealBase.Resize(oMeasure, RPI);
} else {
this.Iterator.Resize(oMeasure, RPI);
this.RealBase.Resize(oMeasure, RPI);
}
var shTop, height, width, ascent;
this.signRadical.recalculateSize(oMeasure, this.RealBase.size);
var txtPrp = this.Get_CompiledCtrPrp();
var sign = this.signRadical.size,
gSign = this.signRadical.gapSign,
gArg = this.signRadical.gapArg > 2 * g_dKoef_pt_to_mm ? this.signRadical.gapArg : 2 * g_dKoef_pt_to_mm;
var gapBase = gSign + gArg;
if (this.Pr.type == SQUARE_RADICAL) {
shTop = (sign.height - gSign - this.RealBase.size.height) / 2;
shTop = shTop > 0 ? shTop : 0;
ascent = gapBase + shTop + this.RealBase.size.ascent;
height = sign.height > ascent - this.RealBase.size.ascent + this.RealBase.size.height ? sign.height : ascent - this.RealBase.size.ascent + this.RealBase.size.height;
width = sign.width;
width += this.GapLeft + this.GapRight;
this.size = {
width: width,
height: height,
ascent: ascent
};
} else {
if (this.Pr.type == DEGREE_RADICAL) {
var wTick = this.signRadical.measure.widthTick,
hTick = this.signRadical.measure.heightTick;
var plH = 9.877777777777776 * txtPrp.FontSize / 36;
var gapHeight = 0.011 * txtPrp.FontSize;
this.gapWidth = 0.011 * txtPrp.FontSize;
var wDegree = this.Iterator.size.width > wTick ? this.Iterator.size.width - wTick : 0;
width = wDegree + sign.width + this.gapWidth;
width += this.GapLeft + this.GapRight;
var gapDegree;
if (this.RealBase.size.height < plH) {
gapDegree = 1.5 * txtPrp.FontSize / 36;
} else {
gapDegree = 3 * txtPrp.FontSize / 36;
}
var h1 = gapHeight + this.Iterator.size.height + gapDegree + hTick,
h2 = sign.height;
shTop = (sign.height - gSign - this.RealBase.size.height) / 2;
if (h1 > h2) {
height = h1;
ascent = height - sign.height + gapBase + shTop + this.RealBase.size.ascent;
} else {
height = h2;
ascent = gapBase + shTop + this.RealBase.size.ascent;
}
this.gapDegree = height - h1 + gapHeight;
this.size = {
width: width,
height: height,
ascent: ascent
};
}
}
};
CRadical.prototype.setPosition = function (pos, PosInfo) {
this.pos.x = pos.x;
this.pos.y = pos.y - this.size.ascent;
var PosBase = new CMathPosition(),
PosRadical = new CMathPosition();
if (this.Pr.type == SQUARE_RADICAL) {
var gapLeft = this.size.width - this.RealBase.size.width - this.GapRight;
var gapTop = this.size.ascent - this.RealBase.size.ascent;
PosRadical.x = this.pos.x + this.GapLeft;
PosRadical.y = this.pos.y;
PosBase.x = this.pos.x + gapLeft;
PosBase.y = this.pos.y + gapTop;
this.signRadical.setPosition(PosRadical);
this.RealBase.setPosition(PosBase, PosInfo);
} else {
if (this.Pr.type == DEGREE_RADICAL) {
var wTick = this.signRadical.measure.widthTick;
var PosDegree = new CMathPosition();
PosDegree.x = this.pos.x + this.GapLeft + this.gapWidth;
PosDegree.y = this.pos.y + this.gapDegree;
this.Iterator.setPosition(PosDegree, PosInfo);
var wDegree = this.Iterator.size.width > wTick ? this.Iterator.size.width - wTick : 0;
PosRadical.x = this.pos.x + this.GapLeft + wDegree;
PosRadical.y = this.pos.y + this.size.height - this.signRadical.size.height;
this.signRadical.setPosition(PosRadical);
PosBase.x = this.pos.x + this.size.width - this.RealBase.size.width - this.GapRight;
PosBase.y = this.pos.y + this.size.ascent - this.RealBase.size.ascent;
this.RealBase.setPosition(PosBase, PosInfo);
}
}
};
CRadical.prototype.draw = function (x, y, pGraphics, PDSE) {
this.signRadical.draw(x, y, pGraphics, PDSE);
CRadical.superclass.draw.call(this, x, y, pGraphics, PDSE);
};
CRadical.prototype.getBase = function () {
return this.Content[1];
};
CRadical.prototype.getDegree = function () {
return this.Content[0];
};
CRadical.prototype.Document_UpdateInterfaceState = function (MathProps) {
MathProps.Type = c_oAscMathInterfaceType.Radical;
MathProps.Pr = null;
};
CRadical.prototype.Is_ContentUse = function (MathContent) {
if (MathContent === this.Content[1]) {
return true;
}
if (DEGREE_RADICAL === this.Pr.type && MathContent === this.Content[0]) {
return true;
}
return false;
};