//-----------------------------------------------------------------------
void parseRect(ref MultiShape @out, XmlNode pRectNode)
{
float width = getAttribReal(pRectNode, "width");
float height = getAttribReal(pRectNode, "height");
if (width <= 0.0f || height <= 0.0f)
{
return;
}
Shape s = new RectangleShape().setHeight(height).setWidth(width).realizeShape();
// if(pRectNode->first_attribute("id"))
// ss.id = pRectNode->first_attribute("id")->value();
//Vector2 position;
float position_x = getAttribReal(pRectNode, "x");
float position_y = getAttribReal(pRectNode, "y");
Vector2 position = new Vector2(position_x, position_y);
// Our rectangle are centered, but svg rectangles are defined by their corners
position += 0.5f * new Vector2(width, height);
Vector2 trans = getAttribTranslate(pRectNode);
position += trans;
s.translate(position);
@out.addShape(s);
}
//-----------------------------------------------------------------------
void parsePath(ref MultiShape @out, XmlNode pPathNode)
{
//if (pPathNode->first_attribute("d"))
if (pPathNode.Attributes["d"] != null)
{
string temp = xtrim(pPathNode.Attributes["d"].Value, " .-0123456789mMlLhHvVcCsSqQtTaAzZ");
std_vector <string> parts = split(temp, " ");
for (int i = 0; i < parts.size(); i++)
{
if (parts[i].Length > 1 && !(parts[i][0] == '-' || ('0' <= parts[i][0] && parts[i][0] <= '9')))
{
parts.insert(parts.begin() + i + 1, parts[i] + 1);
//parts[i].erase(1, parts[i].size());
parts[i] = parts[i].Remove(1);
}
}
SvgLoaderPath sp = new SvgLoaderPath(parts, mNumSeg);
if (!sp.isValid())
{
return;
}
Shape ss = sp.getSvgShape();
Vector2 line = ss.getPoint(1) - ss.getPoint(0);
//Real deg = line.angleBetween(ss.getPoint(2) - ss.getPoint(0)).valueDegrees();
float deg = Utils.angleBetween(line, ss.getPoint(2) - ss.getPoint(0)).ValueDegrees;
if ((0 <= deg && deg <= 180.0f) || (-180.0f <= deg && deg <= 0))
{
ss.setOutSide(Side.SIDE_LEFT);
}
else
{
ss.setOutSide(Side.SIDE_RIGHT);
}
//if(pPathNode->first_attribute("id"))
// ss.id = pPathNode->first_attribute("id")->value();
ss.translate(getAttribTranslate(pPathNode));
@out.addShape(ss);
}
}
//-----------------------------------------------------------------------
void parseCircle(ref MultiShape @out, XmlNode pCircleNode)
{
float r = getAttribReal(pCircleNode, "r");
if (r <= 0.0f)
{
return;
}
Shape s = new CircleShape().setNumSeg(mNumSeg).setRadius(r).realizeShape();
// if(pCircleNode->first_attribute("id"))
// ss.id = pCircleNode->first_attribute("id")->value();
float position_x = getAttribReal(pCircleNode, "cx");
float position_y = getAttribReal(pCircleNode, "cy");
Vector2 position = new Vector2(position_x, position_y);
Vector2 trans = getAttribTranslate(pCircleNode);
position += trans;
s.translate(position);
@out.addShape(s);
}
//-----------------------------------------------------------------------
void parseEllipse(ref MultiShape @out, XmlNode pEllipseNode)
{
float rx = getAttribReal(pEllipseNode, "rx");
float ry = getAttribReal(pEllipseNode, "ry");
if (rx <= 0.0f || ry <= 0.0f)
{
return;
}
Shape s = new EllipseShape().setNumSeg(mNumSeg).setRadiusX(rx).setRadiusY(ry).realizeShape();
// if(pEllipseNode->first_attribute("id"))
// ss.id = pEllipseNode->first_attribute("id")->value();
float position_x = getAttribReal(pEllipseNode, "cx");
float position_y = getAttribReal(pEllipseNode, "cy");
Vector2 position = new Vector2(position_x, position_y);
Vector2 trans = getAttribTranslate(pEllipseNode);
position += trans;
s.translate(position);
@out.addShape(s);
}
//-----------------------------------------------------------------------
void parsePolygon(ref MultiShape @out, XmlNode pPolygonNode)
{
//if (pPolygonNode->first_attribute("points"))
if (pPolygonNode.Attributes["points"] != null)
{
//if (pPolygonNode->first_attribute("points")->value_size() < 3) return;
if (string.IsNullOrEmpty(pPolygonNode.Attributes["points"].Value))
{
return;
}
if (pPolygonNode.Attributes["points"].Value.Length < 3)
{
return;
}
string temp = xtrim(pPolygonNode.Attributes["points"].Value);
std_vector <string> pts = split(temp, " ");
if (pts.size() == 0)
{
return;
}
Shape s = new Shape();
for (int i = 0; i < pts.size() - 1; i += 2)
{
s.addPoint(parseReal(pts[i + 0]), parseReal(pts[i + 1]));
}
if (s.getPointsReference().size() == 0)
{
return;
}
s.close();
// if(pPolygonNode->first_attribute("id"))
// ss.id = pPolygonNode->first_attribute("id")->value();
s.translate(getAttribTranslate(pPolygonNode));
@out.addShape(s);
}
}
// *
// * Build a MultiShape from chars (one Shape per character)
// * \exception Ogre::InternalErrorException Freetype error
// * \todo Need to split shapes of multi region chars. For example the letter \c O
// * has two shapes, but they are connected to one shape.
//
public MultiShape realizeShapes()
{
MultiShape retVal = new MultiShape();
FT_Library ftlib = new FT_Library();
FT_Face face = new FT_Face();
FT_GlyphSlot slot = new FT_GlyphSlot();
FT_Error error = FT_Init_FreeType(ftlib);
if (error == 0)
{
error = FT_New_Face(ftlib, getFontFileByName().c_str(), 0, face);
if (error == FT_Err_Unknown_File_Format)
{
//C++ TO C# CONVERTER TODO TASK: There is no direct equivalent in C# to the C++ __LINE__ macro:
//C++ TO C# CONVERTER TODO TASK: There is no direct equivalent in C# to the C++ __FILE__ macro:
throw ExceptionFactory.create(Mogre.ExceptionCodeType <Mogre.Exception.ExceptionCodes.ERR_INTERNAL_ERROR>(), "FreeType ERROR: FT_Err_Unknown_File_Format", "Procedural::TextShape::realizeShapes()", __FILE__, __LINE__);
;
}
else if (error != null)
{
//C++ TO C# CONVERTER TODO TASK: There is no direct equivalent in C# to the C++ __LINE__ macro:
//C++ TO C# CONVERTER TODO TASK: There is no direct equivalent in C# to the C++ __FILE__ macro:
throw ExceptionFactory.create(Mogre.ExceptionCodeType <Mogre.Exception.ExceptionCodes.ERR_INTERNAL_ERROR>(), "FreeType ERROR: FT_New_Face - " + StringConverter.toString(error), "Procedural::TextShape::realizeShapes()", __FILE__, __LINE__);
;
}
else
{
FT_Set_Pixel_Sizes(face, 0, mFontSize);
int px = 0;
int py = 0;
slot = face.glyph;
for (int n = 0; n < mText.length(); n++)
{
error = FT_Load_Char(face, mText[n], FT_LOAD_NO_BITMAP);
if (error != null)
{
continue;
}
Shape s = new Shape();
int nContours = face.glyph.outline.n_contours;
int startPos = 0;
string tags = face.glyph.outline.tags;
FT_Vector[] vec = face.glyph.outline.points;
for (int k = 0; k < nContours; k++)
{
if (k > 0)
{
startPos = face.glyph.outline.contours[k - 1] + 1;
}
int endPos = face.glyph.outline.contours[k] + 1;
Vector2 lastPoint = Vector2.ZERO;
for (int j = startPos; j < endPos; j++)
{
if (FT_CURVE_TAG(tags[j]) == FT_CURVE_TAG_ON)
{
lastPoint = Vector2((float)vec[j].x, (float)vec[j].y);
s.addPoint(lastPoint / 64.0f);
}
else
{
if (FT_CURVE_TAG(tags[j]) == FT_CURVE_TAG_CUBIC)
{
int prevPoint = j - 1;
if (j == 0)
{
prevPoint = endPos - 1;
}
int nextIndex = j + 1;
if (nextIndex >= endPos)
{
nextIndex = startPos;
}
Vector2[] nextPoint = new Vector2[nextIndex]((float)vec.x, (float)vec[nextIndex].y);
if ((FT_CURVE_TAG(tags[prevPoint]) != FT_CURVE_TAG_ON) && (FT_CURVE_TAG(tags[prevPoint]) == FT_CURVE_TAG_CUBIC))
{
BezierCurve2 bc = new BezierCurve2();
bc.addPoint(Vector2((float)vec[prevPoint].x, (float)vec[prevPoint].y) / 64.0f);
bc.addPoint(Vector2((float)vec[j].x, (float)vec[j].y) / 64.0f);
bc.addPoint(Vector2((float)vec[nextIndex].x, (float)vec[nextIndex].y) / 64.0f);
s.appendShape(bc.realizeShape());
}
}
else
{
Vector2[] conicPoint = new Vector2[j]((float)vec.x, (float)vec[j].y);
if (j == startPos)
{
if ((FT_CURVE_TAG(tags[endPos - 1]) != FT_CURVE_TAG_ON) && (FT_CURVE_TAG(tags[endPos - 1]) != FT_CURVE_TAG_CUBIC))
{
Vector2[] lastConnic = new Vector2[endPos - 1]((float)vec.x, (float)vec[endPos - 1].y);
lastPoint = (conicPoint + lastConnic) / 2;
}
}
int nextIndex = j + 1;
if (nextIndex >= endPos)
{
nextIndex = startPos;
}
Vector2[] nextPoint = new Vector2[nextIndex]((float)vec.x, (float)vec[nextIndex].y);
bool nextIsConnic = (FT_CURVE_TAG(tags[nextIndex]) != FT_CURVE_TAG_ON) && (FT_CURVE_TAG(tags[nextIndex]) != FT_CURVE_TAG_CUBIC);
if (nextIsConnic)
{
nextPoint = (conicPoint + nextPoint) / 2;
}
int pc = s.getPointCount();
BezierCurve2 bc = new BezierCurve2();
if (pc == 0)
{
bc.addPoint(Vector2.ZERO);
}
else
{
bc.addPoint(s.getPoint(pc - 1));
}
bc.addPoint(lastPoint / 64.0f);
bc.addPoint(conicPoint / 64.0f);
bc.addPoint(nextPoint / 64.0f);
if (pc == 0)
{
s.appendShape(bc.realizeShape());
}
else
{
List <Vector2> subShape = bc.realizeShape().getPoints();
for (List <Vector2> .Enumerator iter = subShape.GetEnumerator(); iter.MoveNext(); iter++)
{
if (iter != subShape.GetEnumerator())
{
s.addPoint(iter.Current);
}
}
}
if (nextIsConnic)
{
//
//ORIGINAL LINE: lastPoint = nextPoint;
lastPoint = (nextPoint);
}
}
}
}
}
s.close();
s.translate((float)px, (float)py);
retVal.addShape(s);
px += slot.advance.x >> 6;
py += slot.advance.y >> 6;
}
FT_Done_Face(face);
}
FT_Done_FreeType(ftlib);
}
else
{
//C++ TO C# CONVERTER TODO TASK: There is no direct equivalent in C# to the C++ __LINE__ macro:
//C++ TO C# CONVERTER TODO TASK: There is no direct equivalent in C# to the C++ __FILE__ macro:
throw ExceptionFactory.create(Mogre.ExceptionCodeType <Mogre.Exception.ExceptionCodes.ERR_INTERNAL_ERROR>(), "FreeType ERROR: FT_Init_FreeTyp", "Procedural::TextShape::realizeShapes()", __FILE__, __LINE__);
;
}
return(retVal);
}
//* Sets the shape to extrude. Mutually exclusive with setMultiShapeToExtrude.
public Extruder setShapeToExtrude(Shape shapeToExtrude)
{
mMultiShapeToExtrude.clear();
mMultiShapeToExtrude.addShape(shapeToExtrude);
return(this);
}
