Commit b3b04181 authored by Sergey.Luzyanin's avatar Sergey.Luzyanin Committed by Alexander.Trofimov

git-svn-id: svn://192.168.3.15/activex/AVS/Sources/TeamlabOffice/trunk/OfficeWeb@47922 954022d7-b5bf-4e40-9824-e11837661b57
parent f03cfdb0
...@@ -110,7 +110,7 @@ ...@@ -110,7 +110,7 @@
<script type="text/javascript" src="../Excel/model/DrawingObjects/Format/Format.js"></script> <script type="text/javascript" src="../Excel/model/DrawingObjects/Format/Format.js"></script>
<script type="text/javascript" src="../Word/Editor/GraphicObjects/ObjectTypes/CreateGeometry.js"></script> <script type="text/javascript" src="../Word/Editor/GraphicObjects/ObjectTypes/CreateGeometry.js"></script>
<script type="text/javascript" src="../Excel/model/DrawingObjects/Format/Geometry.js"></script> <script type="text/javascript" src="../Excel/model/DrawingObjects/Format/Geometry.js"></script>
<script type="text/javascript" src="../Word/Editor/GraphicObjects/ObjectTypes/Path.js"></script> <script type="text/javascript" src="../Excel/model/DrawingObjects/Format/Path.js"></script>
<script type="text/javascript" src="../Word/Editor/GraphicObjects/Math.js"></script> <script type="text/javascript" src="../Word/Editor/GraphicObjects/Math.js"></script>
<script type="text/javascript" src="../Word/Drawing/ShapeDrawer.js"></script> <script type="text/javascript" src="../Word/Drawing/ShapeDrawer.js"></script>
<script type="text/javascript" src="../Word/Drawing/ArcTo.js"></script> <script type="text/javascript" src="../Word/Drawing/ArcTo.js"></script>
......
var moveTo=0,
lineTo=1,
arcTo=2,
bezier3=3,
bezier4=4,
close=5;
var PATH_COMMAND_START = 0x101;
var PATH_COMMAND_END = 0x102;
var cToRad = Math.PI / 10800000.0;
var cToDeg = 1/cToRad;
function Path(extrusionOk, fill, stroke, w, h)
{
if(stroke!=undefined)
this.stroke = stroke;
else
this.stroke = true;
this.extrusionOk = extrusionOk||false;
this.fill = fill||'norm';
this.pathW = w;
this.pathH = h;
if(this.pathW!=undefined)
{
this.divPW = 1/w;
this.divPH = 1/h;
}
this.ArrPathCommandInfo = new Array();
this.ArrPathCommand = new Array();
this.createDuplicate = function()
{
var duplicate = new Path(this.extrusionOk, this.fill, this.stroke, this.pathW, this.pathH);
for(var i = 0; i<this.ArrPathCommandInfo.length; ++i)
{
duplicate.ArrPathCommandInfo[i] = clonePrototype(this.ArrPathCommandInfo[i]);
}
/*for (i = 0; i < this.ArrPathCommand.length; ++i)
{
duplicate.ArrPathCommand[i] = clonePrototype(this.ArrPathCommand[i]);
} */
return duplicate;
}
}
Path.prototype = {
Write_ToBinary2: function(writer)
{
writer.WriteBool(this.stroke);
writer.WriteBool(this.extrusionOk);
writer.WriteString2(this.fill);
var flag = this.pathW != undefined;
writer.WriteBool(flag);
if(flag)
writer.WriteLong(this.pathW);
flag = this.pathH != undefined;
writer.WriteBool(flag);
if(flag)
writer.WriteLong(this.pathH);
flag = this.divPW != undefined;
writer.WriteBool(flag);
if(flag)
writer.WriteDouble(this.divPW);
flag = this.divPH != undefined;
writer.WriteBool(flag);
if(flag)
writer.WriteDouble(this.divPH);
var path_command_count = this.ArrPathCommandInfo.length;
writer.WriteLong(path_command_count);
var write_function = /*typeof this.pathH === "number" ? writer.WriteLong :*/ writer.WriteString2;
for(var index = 0; index < path_command_count; ++index)
{
var c = this.ArrPathCommandInfo[index];
switch (c.id)
{
case moveTo:
case lineTo:
{
writer.WriteLong(c.id);
write_function.call(writer,c.X);
write_function.call(writer,c.Y);
break;
}
case bezier3:
{
writer.WriteLong(c.id);
write_function.call(writer,c.X0);
write_function.call(writer,c.Y0);
write_function.call(writer,c.X1);
write_function.call(writer,c.Y1);
break;
}
case bezier4:
{
writer.WriteLong(c.id);
write_function.call(writer,c.X0);
write_function.call(writer,c.Y0);
write_function.call(writer,c.X1);
write_function.call(writer,c.Y1);
write_function.call(writer,c.X2);
write_function.call(writer,c.Y2);
break;
}
case arcTo:
{
writer.WriteLong(c.id);
write_function.call(writer,c.hR);
write_function.call(writer,c.wR);
write_function.call(writer,c.stAng);
write_function.call(writer,c.swAng);
break;
}
case close:
{
writer.WriteLong(c.id);
break;
}
}
}
for(index = 0; index < path_command_count; ++index)
{
WriteObjectLong(writer, this.ArrPathCommand[index]);
}
},
Read_FromBinary2: function(Reader)
{
this.stroke = Reader.GetBool();
this.extrusionOk = Reader.GetBool();
this.fill = Reader.GetString2();
var flag = Reader.GetBool();
if(flag)
this.pathW = Reader.GetLong();
flag = Reader.GetBool();
if(flag)
this.pathH = Reader.GetLong();
flag = Reader.GetBool();
if(flag)
this.divPW = Reader.GetDouble();
flag = Reader.GetBool();
if(flag)
this.divPH = Reader.GetDouble();
if(typeof this.pathW === "number")
this.divPW = 1/this.pathW;
if(typeof this.pathH === "number")
this.divPH = 1/this.pathH;
var path_command_count = Reader.GetLong();
var read_function = /*typeof this.pathH === "number" ? Reader.GetLong :*/ Reader.GetString2;
for(var index = 0; index < path_command_count; ++index)
{
var c = {};
var id = Reader.GetLong();
c.id = id;
switch (id)
{
case moveTo:
case lineTo:
{
c.X = read_function.call(Reader);
c.Y = read_function.call(Reader);
break;
}
case bezier3:
{
c.X0 = read_function.call(Reader);
c.Y0 = read_function.call(Reader);
c.X1 = read_function.call(Reader);
c.Y1 = read_function.call(Reader);
break;
}
case bezier4:
{
c.X0 = read_function.call(Reader);
c.Y0 = read_function.call(Reader);
c.X1 = read_function.call(Reader);
c.Y1 = read_function.call(Reader);
c.X2 = read_function.call(Reader);
c.Y2 = read_function.call(Reader);
break;
}
case arcTo:
{
c.hR = read_function.call(Reader);
c.wR = read_function.call(Reader);
c.stAng = read_function.call(Reader);
c.swAng = read_function.call(Reader);
break;
}
case close:
{
break;
}
}
for(var key in c)
{
if(!isNaN(parseInt(c[key], 10)))
c[key] = parseInt(c[key], 10);
}
this.ArrPathCommandInfo.push(c);
}
for(index = 0; index < path_command_count; ++index)
{
this.ArrPathCommand[index] = ReadObjectLong(Reader);
}
},
moveTo: function(x, y)
{
if(!isNaN(parseInt(x,10)))
x=parseInt(x,10);
if(!isNaN(parseInt(y,10)))
y=parseInt(y,10);
this.ArrPathCommandInfo.push({id:moveTo, X:x, Y:y});
},
lnTo: function(x, y)
{
if(!isNaN(parseInt(x,10)))
x=parseInt(x,10);
if(!isNaN(parseInt(y,10)))
y=parseInt(y,10);
this.ArrPathCommandInfo.push({id:lineTo, X:x, Y:y});
},
arcTo: function(wR, hR, stAng, swAng)
{
if(!isNaN(parseInt(wR,10)))
wR=parseInt(wR,10);
if(!isNaN(parseInt(hR,10)))
hR=parseInt(hR,10);
if(!isNaN(parseInt(stAng,10)))
stAng=parseInt(stAng,10);
if(!isNaN(parseInt(swAng,10)))
swAng=parseInt(swAng,10);
this.ArrPathCommandInfo.push({id: arcTo, wR: wR, hR: hR, stAng: stAng, swAng: swAng});
},
quadBezTo: function(x0, y0, x1, y1)
{
if(!isNaN(parseInt(x0,10)))
x0=parseInt(x0,10);
if(!isNaN(parseInt(y0,10)))
y0=parseInt(y0,10);
if(!isNaN(parseInt(x1,10)))
x1=parseInt(x1,10);
if(!isNaN(parseInt(y1,10)))
y1=parseInt(y1,10);
this.ArrPathCommandInfo.push({id:bezier3, X0:x0, Y0:y0, X1:x1, Y1:y1});
},
cubicBezTo: function(x0, y0, x1, y1, x2, y2)
{
if(!isNaN(parseInt(x0,10)))
x0=parseInt(x0,10);
if(!isNaN(parseInt(y0,10)))
y0=parseInt(y0,10);
if(!isNaN(parseInt(x1,10)))
x1=parseInt(x1,10);
if(!isNaN(parseInt(y1,10)))
y1=parseInt(y1,10);
if(!isNaN(parseInt(x2,10)))
x2=parseInt(x2,10);
if(!isNaN(parseInt(y2,10)))
y2=parseInt(y2,10);
this.ArrPathCommandInfo.push({id:bezier4, X0:x0, Y0:y0, X1:x1, Y1:y1, X2:x2, Y2:y2});
},
close: function()
{
this.ArrPathCommandInfo.push({id:close});
},
init: function(gdLst)
{
if(this.ArrPathCommandInfo.length === this.ArrPathCommand.length)
{
this.ArrPathCommand.length = 0;
/*this.recalculate(gdLst);
return; */
}
var ch, cw;
if(this.pathW!=undefined)
{
ch = (gdLst["h"]/this.pathH);
cw = (gdLst["w"]/this.pathW);
}
else
{
ch=1;
cw=1;
}
var APCI=this.ArrPathCommandInfo, n = APCI.length, cmd;
var x0, y0, x1, y1, x2, y2, wR, hR, stAng, swAng, lastX, lastY;
for(var i=0; i<n; i++)
{
cmd=APCI[i];
switch(cmd.id)
{
case moveTo:
case lineTo:
{
x0=parseInt(cmd.X);
if(isNaN(x0))
{
x0=gdLst[cmd.X];
}
y0=parseInt(cmd.Y);
if(isNaN(y0))
{
y0=gdLst[cmd.Y];
}
this.ArrPathCommand.push({id:cmd.id, X:x0*cw, Y:y0*ch});
lastX=x0*cw;
lastY=y0*ch;
break;
}
case bezier3:
{
x0=parseInt(cmd.X0);
if(isNaN(x0))
{
x0=gdLst[cmd.X0];
}
y0=parseInt(cmd.Y0);
if(isNaN(y0))
{
y0=gdLst[cmd.Y0];
}
x1=parseInt(cmd.X1);
if(isNaN(x1))
{
x1=gdLst[cmd.X1];
}
y1=parseInt(cmd.Y1);
if(isNaN(y1))
{
y1=gdLst[cmd.Y1];
}
this.ArrPathCommand.push({id:bezier3, X0:x0*cw, Y0: y0*ch, X1:x1*cw, Y1:y1*ch});
lastX=x1*cw;
lastY=y1*ch;
break;
}
case bezier4:
{
x0=parseInt(cmd.X0);
if(isNaN(x0))
{
x0=gdLst[cmd.X0];
}
y0=parseInt(cmd.Y0);
if(isNaN(y0))
{
y0=gdLst[cmd.Y0];
}
x1=parseInt(cmd.X1);
if(isNaN(x1))
{
x1=gdLst[cmd.X1];
}
y1=parseInt(cmd.Y1);
if(isNaN(y1))
{
y1=gdLst[cmd.Y1];
}
x2=parseInt(cmd.X2);
if(isNaN(x2))
{
x2=gdLst[cmd.X2];
}
y2=parseInt(cmd.Y2);
if(isNaN(y2))
{
y2=gdLst[cmd.Y2];
}
this.ArrPathCommand.push({id:bezier4, X0:x0*cw, Y0: y0*ch, X1:x1*cw, Y1:y1*ch, X2:x2*cw, Y2:y2*ch});
lastX=x2*cw;
lastY=y2*ch;
break;
}
case arcTo:
{
hR=parseInt(cmd.hR);
if(isNaN(hR))
{
hR=gdLst[cmd.hR];
}
wR=parseInt(cmd.wR);
if(isNaN(wR))
{
wR=gdLst[cmd.wR];
}
stAng=parseInt(cmd.stAng);
if(isNaN(stAng))
{
stAng=gdLst[cmd.stAng];
}
swAng=parseInt(cmd.swAng);
if(isNaN(swAng))
{
swAng=gdLst[cmd.swAng];
}
var a1 = stAng;
var a2 = stAng + swAng;
var a3 = swAng;
stAng = Math.atan2(ch * Math.sin(a1 * cToRad), cw * Math.cos(a1 * cToRad)) / cToRad;
swAng = Math.atan2(ch * Math.sin(a2 * cToRad), cw * Math.cos(a2 * cToRad)) / cToRad - stAng;
if((swAng > 0) && (a3 < 0)) swAng -= 21600000;
if((swAng < 0) && (a3 > 0)) swAng += 21600000;
if(swAng == 0) swAng = 21600000;
var a = wR*cw;
var b = hR*ch;
var sin2 = Math.sin(stAng*cToRad);
var cos2 = Math.cos(stAng*cToRad);
var _xrad = cos2 / a;
var _yrad = sin2 / b;
var l = 1 / Math.sqrt(_xrad * _xrad + _yrad * _yrad);
var xc = lastX - l * cos2;
var yc = lastY - l * sin2;
var sin1 = Math.sin((stAng+swAng)*cToRad);
var cos1 = Math.cos((stAng+swAng)*cToRad);
var _xrad1 = cos1 / a;
var _yrad1 = sin1 / b;
var l1 = 1 / Math.sqrt(_xrad1 * _xrad1 + _yrad1 * _yrad1);
this.ArrPathCommand[i]={id: arcTo,
stX: lastX,
stY: lastY,
wR: wR*cw,
hR: hR*ch,
stAng: stAng*cToRad,
swAng: swAng*cToRad};
lastX = xc + l1 * cos1;
lastY = yc + l1 * sin1;
/*
var sin1 = Math.sin(stAng+swAng);
var cos1 = Math.cos(stAng+swAng);
var __x = cos1 / (wR*cw);
var __y = sin1 / (hR*ch);
var l = 1 / Math.sqrt(__x * __x + __y * __y);
var xc = lastX - l * cos1;
var yc = lastY - l * sin1;
lastX=xc+cw*wR*Math.cos(AngToEllPrm(stAng+swAng, wR, hR));
lastY=yc+ch*hR*Math.sin(AngToEllPrm(stAng+swAng, wR, hR));
*/
//lastX=lastX+wR*cw*(-Math.cos(stAng*cToRad)+Math.cos((stAng+swAng)*cToRad));
//lastY=lastY+hR*ch*(-Math.sin(stAng*cToRad)+Math.sin((stAng+swAng)*cToRad));
break;
}
case close:
{
this.ArrPathCommand.push({id: close});
break;
}
default:
{
break;
}
}
}
},
recalculate: function(gdLst)
{
var ch, cw;
if(this.pathW!=undefined)
{
ch = (gdLst["h"]/this.pathH);
cw = (gdLst["w"]/this.pathW);
}
else
{
ch = 1;
cw = 1;
}
var APCI=this.ArrPathCommandInfo, n = APCI.length, cmd;
var x0, y0, x1, y1, x2, y2, wR, hR, stAng, swAng, lastX, lastY;
for(var i=0; i<n; ++i)
{
cmd=APCI[i];
switch(cmd.id)
{
case moveTo:
case lineTo:
{
x0=gdLst[cmd.X];
if(x0===undefined)
{
x0=cmd.X;
}
y0=gdLst[cmd.Y];
if(y0===undefined)
{
y0=cmd.Y;
}
this.ArrPathCommand[i] ={id:cmd.id, X:x0*cw, Y:y0*ch};
lastX=x0*cw;
lastY=y0*ch;
break;
}
case bezier3:
{
x0=gdLst[cmd.X0];
if(x0===undefined)
{
x0=cmd.X0;
}
y0=gdLst[cmd.Y0];
if(y0===undefined)
{
y0=cmd.Y0;
}
x1=gdLst[cmd.X1];
if(x1===undefined)
{
x1=cmd.X1;
}
y1=gdLst[cmd.Y1];
if(y1===undefined)
{
y1=cmd.Y1;
}
this.ArrPathCommand[i]={id:bezier3, X0:x0*cw, Y0: y0*ch, X1:x1*cw, Y1:y1*ch};
lastX=x1*cw;
lastY=y1*ch;
break;
}
case bezier4:
{
x0=gdLst[cmd.X0];
if(x0===undefined)
{
x0=cmd.X0;
}
y0=gdLst[cmd.Y0];
if(y0===undefined)
{
y0=cmd.Y0;
}
x1=gdLst[cmd.X1];
if(x1===undefined)
{
x1=cmd.X1;
}
y1=gdLst[cmd.Y1];
if(y1===undefined)
{
y1=cmd.Y1;
}
x2=gdLst[cmd.X2];
if(x2===undefined)
{
x2=cmd.X2;
}
y2=gdLst[cmd.Y2];
if(y2===undefined)
{
y2=cmd.Y2;
}
this.ArrPathCommand[i]={id:bezier4, X0:x0*cw, Y0: y0*ch, X1:x1*cw, Y1:y1*ch, X2:x2*cw, Y2:y2*ch};
lastX=x2*cw;
lastY=y2*ch;
break;
}
case arcTo:
{
hR=gdLst[cmd.hR];
if(hR===undefined)
{
hR=cmd.hR;
}
wR=gdLst[cmd.wR];
if(wR===undefined)
{
wR=cmd.wR;
}
stAng=gdLst[cmd.stAng];
if(stAng===undefined)
{
stAng=cmd.stAng;
}
swAng=gdLst[cmd.swAng];
if(swAng===undefined)
{
swAng=cmd.swAng;
}
var a1 = stAng;
var a2 = stAng + swAng;
var a3 = swAng;
stAng = Math.atan2(ch * Math.sin(a1 * cToRad), cw * Math.cos(a1 * cToRad)) / cToRad;
swAng = Math.atan2(ch * Math.sin(a2 * cToRad), cw * Math.cos(a2 * cToRad)) / cToRad - stAng;
if((swAng > 0) && (a3 < 0)) swAng -= 21600000;
if((swAng < 0) && (a3 > 0)) swAng += 21600000;
if(swAng == 0) swAng = 21600000;
var a = wR*cw;
var b = hR*ch;
var sin2 = Math.sin(stAng*cToRad);
var cos2 = Math.cos(stAng*cToRad);
var _xrad = cos2 / a;
var _yrad = sin2 / b;
var l = 1 / Math.sqrt(_xrad * _xrad + _yrad * _yrad);
var xc = lastX - l * cos2;
var yc = lastY - l * sin2;
var sin1 = Math.sin((stAng+swAng)*cToRad);
var cos1 = Math.cos((stAng+swAng)*cToRad);
var _xrad1 = cos1 / a;
var _yrad1 = sin1 / b;
var l1 = 1 / Math.sqrt(_xrad1 * _xrad1 + _yrad1 * _yrad1);
this.ArrPathCommand[i]={id: arcTo,
stX: lastX,
stY: lastY,
wR: wR*cw,
hR: hR*ch,
stAng: stAng*cToRad,
swAng: swAng*cToRad};
lastX = xc + l1 * cos1;
lastY = yc + l1 * sin1;
break;
}
case close:
{
this.ArrPathCommand[i]={id: close};
break;
}
default:
{
break;
}
}
}
},
draw: function(shape_drawer)
{
if (shape_drawer.bIsCheckBounds === true && this.fill == "none")
{
// это для текстур
return;
}
var bIsDrawLast = false;
var path=this.ArrPathCommand;
shape_drawer._s();
for(var j=0, l=path.length; j<l; ++j)
{
var cmd=path[j];
switch(cmd.id)
{
case moveTo:
{
bIsDrawLast = true;
shape_drawer._m(cmd.X, cmd.Y);
break;
}
case lineTo:
{
bIsDrawLast = true;
shape_drawer._l(cmd.X, cmd.Y);
break;
}
case bezier3:
{
bIsDrawLast = true;
shape_drawer._c2(cmd.X0, cmd.Y0, cmd.X1, cmd.Y1);
break;
}
case bezier4:
{
bIsDrawLast = true;
shape_drawer._c(cmd.X0, cmd.Y0, cmd.X1, cmd.Y1, cmd.X2, cmd.Y2);
break;
}
case arcTo:
{
bIsDrawLast = true;
ArcToCurvers(shape_drawer, cmd.stX, cmd.stY, cmd.wR, cmd.hR, cmd.stAng, cmd.swAng);
break;
}
case close:
{
shape_drawer._z();
//shape_drawer.drawFillStroke(true, this.fill, this.stroke && !shape_drawer.bIsNoStrokeAttack);
//bIsDrawLast = false;
//if (j < (l-1))
// shape_drawer._s();
break;
}
}
}
if (bIsDrawLast)
{
shape_drawer.drawFillStroke(true, this.fill, this.stroke && !shape_drawer.bIsNoStrokeAttack);
}
shape_drawer._e();
/*
shape_drawer.df(this.fill);
if (this.stroke && !shape_drawer.bIsNoStrokeAttack)
{
shape_drawer.ds();
}
*/
},
check_bounds: function(checker)
{
var path=this.ArrPathCommand;
for(var j=0, l=path.length; j<l; ++j)
{
var cmd=path[j];
switch(cmd.id)
{
case moveTo:
{
checker._m(cmd.X, cmd.Y);
break;
}
case lineTo:
{
checker._l(cmd.X, cmd.Y);
break;
}
case bezier3:
{
checker._c2(cmd.X0, cmd.Y0, cmd.X1, cmd.Y1);
break;
}
case bezier4:
{
checker._c(cmd.X0, cmd.Y0, cmd.X1, cmd.Y1, cmd.X2, cmd.Y2);
break;
}
case arcTo:
{
ArcToCurvers(checker, cmd.stX, cmd.stY, cmd.wR, cmd.hR, cmd.stAng, cmd.swAng);
break;
}
case close:
{
checker._z();
break;
}
}
}
},
hitInInnerArea: function(canvasContext, x, y)
{
if(this.fill === "none")
return false;
var _arr_commands = this.ArrPathCommand;
var _commands_count = _arr_commands.length;
var _command_index;
var _command;
canvasContext.beginPath();
for(_command_index = 0; _command_index < _commands_count; ++_command_index)
{
_command = _arr_commands[_command_index];
switch(_command.id)
{
case moveTo:
{
canvasContext.moveTo(_command.X, _command.Y);
break;
}
case lineTo:
{
canvasContext.lineTo(_command.X, _command.Y);
break;
}
case arcTo:
{
ArcToOnCanvas(canvasContext, _command.stX, _command.stY, _command.wR, _command.hR, _command.stAng, _command.swAng);
break;
}
case bezier3:
{
canvasContext.quadraticCurveTo(_command.X0, _command.Y0, _command.X1, _command.Y1);
break;
}
case bezier4:
{
canvasContext.bezierCurveTo(_command.X0, _command.Y0, _command.X1, _command.Y1, _command.X2, _command.Y2);
break;
}
case close:
{
canvasContext.closePath();
if(canvasContext.isPointInPath(x, y))
{
return true;
}
}
}
}
return false;
},
hitInPath: function(canvasContext, x, y)
{
var _arr_commands = this.ArrPathCommand;
var _commands_count = _arr_commands.length;
var _command_index;
var _command;
var _last_x, _last_y;
var _begin_x, _begin_y;
for(_command_index = 0; _command_index< _commands_count; ++_command_index)
{
_command = _arr_commands[_command_index];
switch(_command.id)
{
case moveTo:
{
_last_x = _command.X;
_last_y = _command.Y;
_begin_x = _command.X;
_begin_y = _command.Y;
break;
}
case lineTo:
{
if(HitInLine(canvasContext, x, y, _last_x, _last_y, _command.X, _command.Y))
return true;
_last_x = _command.X;
_last_y = _command.Y;
break;
}
case arcTo:
{
if(HitToArc(canvasContext, x, y, _command.stX, _command.stY, _command.wR, _command.hR, _command.stAng, _command.swAng))
return true;
_last_x=(_command.stX-_command.wR*Math.cos(_command.stAng)+_command.wR*Math.cos(_command.swAng));
_last_y=(_command.stY-_command.hR*Math.sin(_command.stAng)+_command.hR*Math.sin(_command.swAng));
break;
}
case bezier3:
{
if(HitInBezier3(canvasContext, x, y, _last_x, _last_y, _command.X0, _command.Y0, _command.X1, _command.Y1))
return true;
_last_x=_command.X1;
_last_y=_command.Y1;
break;
}
case bezier4:
{
if(HitInBezier4(canvasContext, x, y, _last_x, _last_y, _command.X0, _command.Y0, _command.X1, _command.Y1, _command.X2, _command.Y2))
return true;
_last_x=_command.X2;
_last_y=_command.Y2;
break;
}
case close:
{
if(HitInLine(canvasContext, x, y, _last_x, _last_y, _begin_x, _begin_y))
return true;
}
}
}
return false;
},
calculateWrapPolygon: function(epsilon, graphics)
{
var arr_polygons = [];
var cur_polygon = [];
var path_commands = this.ArrPathCommand;
var path_commands_count = path_commands.length;
var last_x, last_y;
for(var index = 0; index < path_commands_count; ++index)
{
var cur_command = path_commands[index];
switch (cur_command.id)
{
case moveTo:
case lineTo:
{
cur_polygon.push({x: cur_command.X, y: cur_command.Y});
last_x = cur_command.X;
last_y = cur_command.Y;
break;
}
case bezier3:
{
cur_polygon = cur_polygon.concat(partition_bezier3(last_x, last_y, cur_command.X0, cur_command.Y0, cur_command.X1, cur_command.Y1, epsilon));
last_x = cur_command.X1;
last_y = cur_command.Y1;
break;
}
case bezier4:
{
cur_polygon = cur_polygon.concat(partition_bezier4(last_x, last_y, cur_command.X0, cur_command.Y0, cur_command.X1, cur_command.Y1, cur_command.X2, cur_command.Y2, epsilon));
last_x = cur_command.X2;
last_y = cur_command.Y2;
break;
}
case arcTo:
{
var arr_curve_bezier = getArrayPointsCurveBezierAtArcTo(last_x, last_y, cur_command.stX, cur_command.stY, cur_command.wR, cur_command.hR, cur_command.stAng, cur_command.swAng);
if(arr_curve_bezier.length > 0)
{
last_x = arr_curve_bezier[arr_curve_bezier.length - 1].x4;
last_y = arr_curve_bezier[arr_curve_bezier.length - 1].y4;
for(var i = 0; i < arr_curve_bezier.length; ++i)
{
var cur_curve_bezier = arr_curve_bezier[i];
cur_polygon = cur_polygon.concat(partition_bezier4(cur_curve_bezier.x0, cur_curve_bezier.y0, cur_curve_bezier.x1, cur_curve_bezier.y1, cur_curve_bezier.x2, cur_curve_bezier.y2, cur_curve_bezier.x3, cur_curve_bezier.y3, epsilon))
}
}
break;
}
case close:
{
arr_polygons.push(cur_polygon);
cur_polygon = [];
}
}
}
for(i = 0; i < arr_polygons.length; ++i)
{
var cur_polygon = arr_polygons[i];
graphics._m(cur_polygon[0].x, cur_polygon[0].y);
for(var j = 0; j < cur_polygon.length; ++j)
{
graphics._l(cur_polygon[j].x, cur_polygon[j].y);
}
graphics._z();
graphics.ds();
}
}
};
function partition_bezier3(x0, y0, x1, y1, x2, y2, epsilon)
{
var dx01 = x1 - x0;
var dy01 = y1 - y0;
var dx12 = x2 - x1;
var dy12 = y2 - y1;
var r01 = Math.sqrt(dx01*dx01 + dy01*dy01);
var r12 = Math.sqrt(dx12*dx12 + dy12*dy12);
if(Math.max(r01, r12) < epsilon)
return [{x: x0, y: y0}, {x: x1, y: y1}, {x: x2, y: y2}];
var x01 = (x0 + x1)*0.5;
var y01 = (y0 + y1)*0.5;
var x12 = (x1 + x2)*0.5;
var y12 = (y1 + y2)*0.5;
var x012 = (x01 + x12)*0.5;
var y012 = (y01 + y12)*0.5;
return partition_bezier3(x0, y0, x01, y01, x012, y012, epsilon).concat(partition_bezier3(x012, y012, x12, y12, x2, y2, epsilon));
}
function partition_bezier4(x0, y0, x1, y1, x2, y2, x3, y3, epsilon)
{
var dx01 = x1 - x0;
var dy01 = y1 - y0;
var dx12 = x2 - x1;
var dy12 = y2 - y1;
var dx23 = x3 - x2;
var dy23 = y3 - y2;
var r01 = Math.sqrt(dx01*dx01 + dy01*dy01);
var r12 = Math.sqrt(dx12*dx12 + dy12*dy12);
var r23 = Math.sqrt(dx23*dx23 + dy23*dy23);
if(Math.max(r01, r12, r23) < epsilon)
return [{x: x0, y: y0}, {x: x1, y: y1}, {x: x2, y: y2}, {x: x3, y: y3}];
var x01 = (x0 + x1)*0.5;
var y01 = (y0 + y1)*0.5;
var x12 = (x1 + x2)*0.5;
var y12 = (y1 + y2)*0.5;
var x23 = (x2 + x3)*0.5;
var y23 = (y2 + y3)*0.5;
var x012 = (x01 + x12)*0.5;
var y012 = (y01 + y12)*0.5;
var x123 = (x12 + x23)*0.5;
var y123 = (y12 + y23)*0.5;
var x0123 = (x012 + x123)*0.5;
var y0123 = (y012 + y123)*0.5;
return partition_bezier4(x0, y0, x01, y01, x012, y012, x0123, y0123, epsilon).concat(partition_bezier4(x0123, y0123, x123, y123, x23, y23, x3, y3, epsilon));
}
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment