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0024272: Provide basic text formatting routines for Font_BRepFont

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Add new class Font_BRepTextBuilder for generation of formatted BRep text.
Delete method Font_BRepFont::RenderText(), which should be replaced by Font_BRepTextBuilder::Perform().
This commit is contained in:
isk
2015-08-24 14:10:22 +03:00
committed by ski
parent 2eea6525af
commit ac84fcf602
22 changed files with 487 additions and 149 deletions
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222
src/ViewerTest/ViewerTest_ObjectCommands.cxx
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@@ -23,6 +23,7 @@
#include <DBRep.hxx>
#include <Font_BRepFont.hxx>
#include <Font_BRepTextBuilder.hxx>
#include <Font_FontMgr.hxx>
#include <OSD_Chronometer.hxx>
#include <TCollection_AsciiString.hxx>
@@ -148,6 +149,8 @@ extern Standard_Boolean VDisplayAISObject (const TCollection_AsciiString& theNam
Standard_Boolean theReplaceIfExists = Standard_True);
extern int ViewerMainLoop(Standard_Integer argc, const char** argv);
extern Handle(AIS_InteractiveContext)& TheAISContext();
extern Standard_Boolean parseOnOff (Standard_CString theArg,
Standard_Boolean& theIsOn);
//==============================================================================
@@ -2544,6 +2547,10 @@ static int VDrawText (Draw_Interpretor& theDI,
{
aTextPrs->SetVJustification (Graphic3d_VTA_BOTTOM);
}
else if (aType == "topfirstline")
{
aTextPrs->SetVJustification (Graphic3d_VTA_TOPFIRSTLINE);
}
else
{
std::cout << "Error: wrong syntax at '" << aParam.ToCString() << "'.\n";
@@ -5265,69 +5272,210 @@ static TCollection_AsciiString fontStyleString (const Font_FontAspect theAspect)
//function : TextToBrep
//purpose : Tool for conversion text to occt-shapes
//=======================================================================
static int TextToBRep (Draw_Interpretor& /*theDI*/,
Standard_Integer theArgNb,
const char** theArgVec)
{
// Check arguments
if (theArgNb < 5)
if (theArgNb < 3)
{
std::cerr << "Error: " << theArgVec[0] << " - invalid syntax\n";
return 1;
}
Standard_Integer anArgIter = 1;
Standard_CString aResName = theArgVec[anArgIter++];
Standard_CString aText = theArgVec[anArgIter++];
Standard_CString aFontName = theArgVec[anArgIter++];
const Standard_Real aSize = Atof (theArgVec[anArgIter++]);
Standard_Integer anArgIt = 1;
Standard_CString aName = theArgVec[anArgIt++];
Standard_CString aText = theArgVec[anArgIt++];
Font_BRepFont aFont;
Font_FontAspect aFontAspect = Font_FA_Regular;
Standard_Boolean isCompositeCurve = Standard_False;
gp_Ax3 aPenAx3 (gp::XOY());
gp_Pnt aPenLoc;
while (anArgIter < theArgNb)
Font_BRepFont aFont;
TCollection_AsciiString aFontName ("Courier");
Standard_Real aTextHeight = 16.0;
Font_FontAspect aFontAspect = Font_FA_Regular;
Standard_Boolean anIsCompositeCurve = Standard_False;
gp_Ax3 aPenAx3 (gp::XOY());
gp_Dir aNormal (0.0, 0.0, 1.0);
gp_Dir aDirection (1.0, 0.0, 0.0);
gp_Pnt aPenLoc;
Graphic3d_HorizontalTextAlignment aHJustification = Graphic3d_HTA_LEFT;
Graphic3d_VerticalTextAlignment aVJustification = Graphic3d_VTA_BOTTOM;
for (; anArgIt < theArgNb; ++anArgIt)
{
const TCollection_AsciiString anArg (theArgVec[anArgIter++]);
TCollection_AsciiString anArgCase (anArg);
anArgCase.LowerCase();
if (anArgCase.Search ("x=") > -1)
TCollection_AsciiString aParam (theArgVec[anArgIt]);
aParam.LowerCase();
if (aParam == "-pos"
|| aParam == "-position")
{
aPenLoc.SetX (anArg.Token ("=", 2).RealValue());
if (anArgIt + 3 >= theArgNb)
{
std::cout << "Error: wrong number of values for parameter '" << aParam.ToCString() << "'.\n";
return 1;
}
aPenLoc.SetX (Draw::Atof(theArgVec[++anArgIt]));
aPenLoc.SetY (Draw::Atof(theArgVec[++anArgIt]));
aPenLoc.SetZ (Draw::Atof(theArgVec[++anArgIt]));
}
else if (anArgCase.Search ("y=") > -1)
else if (aParam == "-halign")
{
aPenLoc.SetY (anArg.Token ("=", 2).RealValue());
if (++anArgIt >= theArgNb)
{
std::cout << "Error: wrong number of values for parameter '" << aParam.ToCString() << "'.\n";
return 1;
}
TCollection_AsciiString aType (theArgVec[anArgIt]);
aType.LowerCase();
if (aType == "left")
{
aHJustification = Graphic3d_HTA_LEFT;
}
else if (aType == "center")
{
aHJustification = Graphic3d_HTA_CENTER;
}
else if (aType == "right")
{
aHJustification = Graphic3d_HTA_RIGHT;
}
else
{
std::cout << "Error: wrong syntax at '" << aParam.ToCString() << "'.\n";
return 1;
}
}
else if (anArgCase.Search ("z=") > -1)
else if (aParam == "-valign")
{
aPenLoc.SetZ (anArg.Token ("=", 2).RealValue());
if (++anArgIt >= theArgNb)
{
std::cout << "Error: wrong number of values for parameter '" << aParam.ToCString() << "'.\n";
return 1;
}
TCollection_AsciiString aType (theArgVec[anArgIt]);
aType.LowerCase();
if (aType == "top")
{
aVJustification = Graphic3d_VTA_TOP;
}
else if (aType == "center")
{
aVJustification = Graphic3d_VTA_CENTER;
}
else if (aType == "bottom")
{
aVJustification = Graphic3d_VTA_BOTTOM;
}
else if (aType == "topfirstline")
{
aVJustification = Graphic3d_VTA_TOPFIRSTLINE;
}
else
{
std::cout << "Error: wrong syntax at '" << aParam.ToCString() << "'.\n";
return 1;
}
}
else if (anArgCase.Search ("composite=") > -1)
else if (aParam == "-height")
{
isCompositeCurve = (anArg.Token ("=", 2).IntegerValue() == 1);
if (++anArgIt >= theArgNb)
{
std::cout << "Error: wrong number of values for parameter '" << aParam.ToCString() << "'.\n";
return 1;
}
aTextHeight = Draw::Atof(theArgVec[anArgIt]);
}
else if (parseFontStyle (anArgCase, aFontAspect))
else if (aParam == "-aspect")
{
//
if (++anArgIt >= theArgNb)
{
std::cout << "Error: wrong number of values for parameter '" << aParam.ToCString() << "'.\n";
return 1;
}
TCollection_AsciiString anOption (theArgVec[anArgIt]);
anOption.LowerCase();
if (anOption.IsEqual ("regular"))
{
aFontAspect = Font_FA_Regular;
}
else if (anOption.IsEqual ("bold"))
{
aFontAspect = Font_FA_Bold;
}
else if (anOption.IsEqual ("italic"))
{
aFontAspect = Font_FA_Italic;
}
else if (anOption.IsEqual ("bolditalic"))
{
aFontAspect = Font_FA_BoldItalic;
}
else
{
std::cout << "Error: wrong syntax at '" << aParam.ToCString() << "'.\n";
return 1;
}
}
else if (aParam == "-font")
{
if (++anArgIt >= theArgNb)
{
std::cout << "Error: wrong number of values for parameter '" << aParam.ToCString() << "'.\n";
return 1;
}
aFontName = theArgVec[anArgIt];
}
else if (aParam == "-composite")
{
if (++anArgIt >= theArgNb)
{
std::cout << "Error: wrong number of values for parameter '" << aParam.ToCString() << "'.\n";
return 1;
}
parseOnOff (theArgVec[anArgIt], anIsCompositeCurve);
}
else if (aParam == "-plane")
{
if (anArgIt + 6 >= theArgNb)
{
std::cout << "Error: wrong number of values for parameter '" << aParam.ToCString() << "'.\n";
return 1;
}
Standard_Real aX = Draw::Atof (theArgVec[++anArgIt]);
Standard_Real aY = Draw::Atof (theArgVec[++anArgIt]);
Standard_Real aZ = Draw::Atof (theArgVec[++anArgIt]);
aNormal.SetCoord (aX, aY, aZ);
aX = Draw::Atof (theArgVec[++anArgIt]);
aY = Draw::Atof (theArgVec[++anArgIt]);
aZ = Draw::Atof (theArgVec[++anArgIt]);
aDirection.SetCoord (aX, aY, aZ);
}
else
{
std::cerr << "Warning! Unknown argument '" << anArg.ToCString() << "'\n";
std::cerr << "Warning! Unknown argument '" << aParam << "'\n";
}
}
aFont.SetCompositeCurveMode (isCompositeCurve);
if (!aFont.Init (aFontName, aFontAspect, aSize))
aFont.SetCompositeCurveMode (anIsCompositeCurve);
if (!aFont.Init (aFontName.ToCString(), aFontAspect, aTextHeight))
{
std::cerr << "Font initialization error\n";
return 1;
}
aPenAx3.SetLocation (aPenLoc);
DBRep::Set (aResName, aFont.RenderText (aText, aPenAx3));
aPenAx3 = gp_Ax3 (aPenLoc, aNormal, aDirection);
Font_BRepTextBuilder aBuilder;
DBRep::Set (aName, aBuilder.Perform (aFont, aText, aPenAx3, aHJustification, aVJustification));
return 0;
}
@@ -6118,7 +6266,7 @@ void ViewerTest::ObjectCommands(Draw_Interpretor& theCommands)
"\n\t\t: [-pos X=0 Y=0 Z=0]"
"\n\t\t: [-color {R G B|name}=yellow]"
"\n\t\t: [-halign {left|center|right}=left]"
"\n\t\t: [-valign {top|center|bottom}=bottom}]"
"\n\t\t: [-valign {top|center|bottom|topfirstline}=bottom}]"
"\n\t\t: [-angle angle=0]"
"\n\t\t: [-zoom {0|1}=0]"
"\n\t\t: [-height height=16]"
@@ -6236,7 +6384,15 @@ void ViewerTest::ObjectCommands(Draw_Interpretor& theCommands)
__FILE__, VMarkersTest, group);
theCommands.Add ("text2brep",
"text2brep: res text fontName fontSize [x=0.0 y=0.0 z=0.0 composite=1 {regular,bold,italic,bolditalic=regular}]\n",
"text2brep: name text"
"\n\t\t: [-pos X=0 Y=0 Z=0]"
"\n\t\t: [-halign {left|center|right}=left]"
"\n\t\t: [-valign {top|center|bottom|topfirstline}=bottom}]"
"\n\t\t: [-height height=16]"
"\n\t\t: [-aspect {regular|bold|italic|bolditalic}=regular]"
"\n\t\t: [-font font=Courier]"
"\n\t\t: [-composite {on|off}=off]"
"\n\t\t: [-plane NormX NormY NormZ DirX DirY DirZ]",
__FILE__, TextToBRep, group);
theCommands.Add ("vfont",
"vfont [add pathToFont [fontName] [regular,bold,italic,bolditalic=undefined]]"