void FracCell::RecalculateWidths(int fontsize)
{
CellParser *parser = CellParser::Get();
double scale = parser->GetScale();
if (m_isBroken || m_exponent)
{
m_num->RecalculateWidthsList(fontsize);
m_denom->RecalculateWidthsList(fontsize);
}
else
{
m_num->RecalculateWidthsList(MAX(MC_MIN_SIZE, fontsize - FRAC_DEC));
m_denom->RecalculateWidthsList(MAX(MC_MIN_SIZE, fontsize - FRAC_DEC));
}
if (m_exponent && !m_isBroken)
{
wxDC& dc = parser->GetDC();
int height;
int fontsize1 = (int) ((double)(fontsize) * scale + 0.5);
dc.SetFont(wxFont(fontsize1, wxFONTFAMILY_MODERN,
wxFONTSTYLE_NORMAL, wxFONTWEIGHT_NORMAL, false,
parser->GetFontName(TS_VARIABLE)));
dc.GetTextExtent(wxT("/"), &m_expDivideWidth, &height);
m_width = m_num->GetFullWidth(scale) + m_denom->GetFullWidth(scale) + m_expDivideWidth;
}
else
{
wxDC& dc = parser->GetDC();
// We want half a space's widh of blank space to separate us from the
// next minus.
int dummy = 0;
int fontsize1 = (int) ((double)(fontsize) * scale + 0.5);
dc.SetFont(wxFont(fontsize1, wxFONTFAMILY_MODERN,
wxFONTSTYLE_NORMAL, wxFONTWEIGHT_NORMAL, false,
parser->GetFontName(TS_VARIABLE)));
dc.GetTextExtent(wxT("X"), &m_horizontalGap, &dummy);
m_horizontalGap /= 2;
m_width = MAX(m_num->GetFullWidth(scale), m_denom->GetFullWidth(scale)) + 2 * m_horizontalGap;
}
m_open1->RecalculateWidths(fontsize);
m_close1->RecalculateWidths(fontsize);
m_open2->RecalculateWidths(fontsize);
m_close2->RecalculateWidths(fontsize);
m_divide->RecalculateWidths(fontsize);
ResetData();
}
void FracCell::RecalculateWidths(CellParser& parser, int fontsize, bool all)
{
double scale = parser.GetScale();
if (m_isBroken || m_exponent)
{
m_num->RecalculateWidths(parser, fontsize, true);
m_denom->RecalculateWidths(parser, fontsize, true);
}
else
{
m_num->RecalculateWidths(parser, MAX(MC_MIN_SIZE, fontsize - FRAC_DEC), true);
m_denom->RecalculateWidths(parser, MAX(MC_MIN_SIZE, fontsize - FRAC_DEC), true);
}
if (m_exponent && !m_isBroken)
{
wxDC& dc = parser.GetDC();
int height;
int fontsize1 = (int) ((double)(fontsize) * scale + 0.5);
dc.SetFont(wxFont(fontsize1, wxFONTFAMILY_MODERN,
false, false, false,
parser.GetFontName(TS_VARIABLE)));
dc.GetTextExtent(wxT("/"), &m_expDivideWidth, &height);
m_width = m_num->GetFullWidth(scale) + m_denom->GetFullWidth(scale) + m_expDivideWidth;
}
else
{
m_width = MAX(m_num->GetFullWidth(scale), m_denom->GetFullWidth(scale));
}
m_open1->RecalculateWidths(parser, fontsize, false);
m_close1->RecalculateWidths(parser, fontsize, false);
m_open2->RecalculateWidths(parser, fontsize, false);
m_close2->RecalculateWidths(parser, fontsize, false);
m_divide->RecalculateWidths(parser, fontsize, false);
MathCell::RecalculateWidths(parser, fontsize, all);
}
void ParenCell::RecalculateSize(CellParser& parser, int fontsize, bool all)
{
double scale = parser.GetScale();
m_innerCell->RecalculateSize(parser, fontsize, true);
m_height = m_innerCell->GetMaxHeight() + SCALE_PX(2, scale);
m_center = m_innerCell->GetMaxCenter() + SCALE_PX(1, scale);
#if defined __WXMSW__
if (!parser.CheckTeXFonts())
{
wxDC& dc = parser.GetDC();
int fontsize1 = (int) ((fontsize * scale + 0.5));
dc.SetFont(wxFont(fontsize1, wxFONTFAMILY_MODERN,
false,
false,
false,
parser.GetFontName()));
dc.GetTextExtent(wxT("("), &m_charWidth1, &m_charHeight1);
}
#endif
m_open->RecalculateSize(parser, fontsize, false);
m_close->RecalculateSize(parser, fontsize, false);
MathCell::RecalculateSize(parser, fontsize, all);
}
void FracCell::Draw(wxPoint point, int fontsize)
{
MathCell::Draw(point, fontsize);
CellParser *parser = CellParser::Get();
if (DrawThisCell(point) && InUpdateRegion())
{
wxDC& dc = parser->GetDC();
double scale = parser->GetScale();
wxPoint num, denom;
if (m_exponent && !m_isBroken)
{
double scale = parser->GetScale();
num.x = point.x;
num.y = point.y;
denom.x = point.x + m_num->GetFullWidth(scale) + m_expDivideWidth;
denom.y = num.y;
m_num->DrawList(num, fontsize);
m_denom->DrawList(denom, fontsize);
int fontsize1 = (int) ((double)(fontsize) * scale + 0.5);
dc.SetFont(wxFont(fontsize1, wxFONTFAMILY_MODERN,
wxFONTSTYLE_NORMAL, wxFONTWEIGHT_NORMAL, false,
parser->GetFontName(TS_VARIABLE)));
dc.DrawText(wxT("/"),
point.x + m_num->GetFullWidth(scale),
point.y - m_num->GetMaxCenter() + SCALE_PX(MC_TEXT_PADDING, scale));
}
else
{
num.x = point.x + (m_width - m_num->GetFullWidth(scale)) / 2;
num.y = point.y - m_num->GetMaxHeight() + m_num->GetMaxCenter() -
SCALE_PX(2, scale);
m_num->DrawList(num, MAX(MC_MIN_SIZE, fontsize - FRAC_DEC));
denom.x = point.x + (m_width - m_denom->GetFullWidth(scale)) / 2;
denom.y = point.y + m_denom->GetMaxCenter() + SCALE_PX(2, scale);
m_denom->DrawList(denom, MAX(MC_MIN_SIZE, fontsize - FRAC_DEC));
SetPen();
if (m_fracStyle != FC_CHOOSE)
dc.DrawLine(point.x + m_horizontalGap, point.y, point.x + m_width - m_horizontalGap, point.y);
UnsetPen();
}
}
}
void FracCell::Draw(CellParser& parser, wxPoint point, int fontsize, bool all)
{
if (DrawThisCell(parser, point))
{
wxDC& dc = parser.GetDC();
double scale = parser.GetScale();
wxPoint num, denom;
if (m_exponent && !m_isBroken)
{
double scale = parser.GetScale();
num.x = point.x;
num.y = point.y;
denom.x = point.x + m_num->GetFullWidth(scale) + m_expDivideWidth;
denom.y = num.y;
m_num->Draw(parser, num, fontsize, true);
m_denom->Draw(parser, denom, fontsize, true);
int fontsize1 = (int) ((double)(fontsize) * scale + 0.5);
dc.SetFont(wxFont(fontsize1, wxFONTFAMILY_MODERN,
false, false, false,
parser.GetFontName(TS_VARIABLE)));
dc.DrawText(wxT("/"),
point.x + m_num->GetFullWidth(scale),
point.y - m_num->GetMaxCenter() + SCALE_PX(MC_TEXT_PADDING, scale));
}
else
{
num.x = point.x + (m_width - m_num->GetFullWidth(scale)) / 2;
num.y = point.y - m_num->GetMaxHeight() + m_num->GetMaxCenter() -
SCALE_PX(2, scale);
m_num->Draw(parser, num, MAX(MC_MIN_SIZE, fontsize - FRAC_DEC), true);
denom.x = point.x + (m_width - m_denom->GetFullWidth(scale)) / 2;
denom.y = point.y + m_denom->GetMaxCenter() + SCALE_PX(2, scale);
m_denom->Draw(parser, denom, MAX(MC_MIN_SIZE, fontsize - FRAC_DEC), true);
SetPen(parser);
if (m_fracStyle != FC_CHOOSE)
dc.DrawLine(point.x, point.y, point.x + m_width, point.y);
UnsetPen(parser);
}
}
MathCell::Draw(parser, point, fontsize, all);
}
void ParenCell::Draw(CellParser& parser, wxPoint point, int fontsize)
{
if (DrawThisCell(parser, point))
{
double scale = parser.GetScale();
wxDC& dc = parser.GetDC();
wxPoint in(point);
if (parser.CheckTeXFonts())
{
in.x = point.x + m_signWidth;
SetForeground(parser);
int fontsize1 = (int) ((m_parenFontSize * scale + 0.5));
dc.SetFont(wxFont(fontsize1, wxFONTFAMILY_MODERN,
wxFONTSTYLE_NORMAL, wxFONTWEIGHT_NORMAL, false,
m_bigParenType < 1 ?
parser.GetTeXCMRI() :
parser.GetTeXCMEX()));
if (m_bigParenType < 2)
{
dc.DrawText(m_bigParenType == 0 ? wxT("(") :
wxT(PAREN_OPEN),
point.x,
point.y - m_center + SCALE_PX(MC_TEXT_PADDING, scale) -
(m_bigParenType > 0 ? m_signTop : 0));
dc.DrawText(m_bigParenType == 0 ? wxT(")") :
wxT(PAREN_CLOSE),
point.x + m_signWidth + m_innerCell->GetFullWidth(scale),
point.y - m_center + SCALE_PX(MC_TEXT_PADDING, scale) -
(m_bigParenType > 0 ? m_signTop : 0));
}
else {
int top = point.y - m_center - m_signTop;
int bottom = point.y + m_height - m_center - m_signTop - m_signSize / 2;
dc.DrawText(wxT(PAREN_OPEN_TOP),
point.x,
top);
dc.DrawText(wxT(PAREN_CLOSE_TOP),
point.x + m_signWidth + m_innerCell->GetFullWidth(scale),
top);
dc.DrawText(wxT(PAREN_OPEN_BOTTOM),
point.x,
bottom);
dc.DrawText(wxT(PAREN_CLOSE_BOTTOM),
point.x + m_signWidth + m_innerCell->GetFullWidth(scale),
bottom);
top = top + m_signSize / 2;
if (top <= bottom)
{
while (top < bottom)
{
dc.DrawText(wxT(PAREN_OPEN_EXTEND),
point.x,
top-1);
dc.DrawText(wxT(PAREN_CLOSE_EXTEND),
point.x + m_width - m_signWidth,
top-1);
top += m_signSize / 10;
}
}
}
}
else
{
#if defined __WXMSW__
in.x += m_charWidth;
int fontsize1 = (int) ((PAREN_FONT_SIZE * scale + 0.5));
SetForeground(parser);
if (m_height < (3*m_charHeight)/2)
{
fontsize1 = (int) ((fontsize * scale + 0.5));
dc.SetFont(wxFont(fontsize1, wxFONTFAMILY_MODERN,
wxFONTSTYLE_NORMAL, wxFONTWEIGHT_NORMAL,
false,
parser.GetFontName()));
dc.DrawText(wxT("("),
point.x + m_charWidth - m_charWidth1,
point.y - m_charHeight1 / 2);
dc.DrawText(wxT(")"),
point.x + m_width - m_charWidth,
point.y - m_charHeight1 / 2);
}
else
{
dc.SetFont(wxFont(fontsize1, wxFONTFAMILY_MODERN,
wxFONTSTYLE_NORMAL, wxFONTWEIGHT_NORMAL,
false,
parser.GetSymbolFontName(),
wxFONTENCODING_CP1250));
dc.DrawText(PAREN_LEFT_TOP,
point.x,
point.y - m_center);
dc.DrawText(PAREN_LEFT_BOTTOM,
point.x,
point.y + m_height - m_center - m_charHeight);
dc.DrawText(PAREN_RIGHT_TOP,
point.x + m_width - m_charWidth,
point.y - m_center);
dc.DrawText(PAREN_RIGHT_BOTTOM,
point.x + m_width - m_charWidth,
point.y + m_height - m_center - m_charHeight);
int top, bottom;
top = point.y - m_center + m_charHeight/2;
bottom = point.y + m_height - m_center - (4*m_charHeight)/3;
if (top <= bottom)
{
while (top < bottom)
{
dc.DrawText(PAREN_LEFT_EXTEND,
point.x,
top);
dc.DrawText(PAREN_RIGHT_EXTEND,
point.x + m_width - m_charWidth,
top);
top += (2*m_charHeight)/3;
}
dc.DrawText(PAREN_LEFT_EXTEND,
point.x,
point.y + m_height - m_center - (3*m_charHeight)/2);
dc.DrawText(PAREN_RIGHT_EXTEND,
point.x + m_width - m_charWidth,
point.y + m_height - m_center - (3*m_charHeight)/2);
}
}
#else
in.x = point.x + SCALE_PX(6, scale);
SetPen(parser);
// left
dc.DrawLine(point.x + SCALE_PX(5, scale),
point.y - m_innerCell->GetMaxCenter() + SCALE_PX(1, scale),
point.x + SCALE_PX(2, scale),
point.y - m_innerCell->GetMaxCenter() + SCALE_PX(7, scale));
dc.DrawLine(point.x + SCALE_PX(2, scale),
point.y - m_innerCell->GetMaxCenter() + SCALE_PX(7, scale),
point.x + SCALE_PX(2, scale),
point.y + m_innerCell->GetMaxDrop() - SCALE_PX(7, scale));
dc.DrawLine(point.x + SCALE_PX(2, scale),
point.y + m_innerCell->GetMaxDrop() - SCALE_PX(7, scale),
point.x + SCALE_PX(5, scale),
point.y + m_innerCell->GetMaxDrop() - SCALE_PX(1, scale));
// right
dc.DrawLine(point.x + m_width - SCALE_PX(5, scale) - 1,
point.y - m_innerCell->GetMaxCenter() + SCALE_PX(1, scale),
point.x + m_width - SCALE_PX(2, scale) - 1,
point.y - m_innerCell->GetMaxCenter() + SCALE_PX(7, scale));
dc.DrawLine(point.x + m_width - SCALE_PX(2, scale) - 1,
point.y - m_innerCell->GetMaxCenter() + SCALE_PX(7, scale),
point.x + m_width - SCALE_PX(2, scale) - 1,
point.y + m_innerCell->GetMaxDrop() - SCALE_PX(7, scale));
dc.DrawLine(point.x + m_width - SCALE_PX(2, scale) - 1,
point.y + m_innerCell->GetMaxDrop() - SCALE_PX(7, scale),
point.x + m_width - SCALE_PX(5, scale) - 1,
point.y + m_innerCell->GetMaxDrop() - SCALE_PX(1, scale));
UnsetPen(parser);
#endif
}
m_innerCell->DrawList(parser, in, fontsize);
}
MathCell::Draw(parser, point, fontsize);
}
void ParenCell::Draw(CellParser& parser, wxPoint point, int fontsize)
{
if (DrawThisCell(parser, point))
{
double scale = parser.GetScale();
wxDC& dc = parser.GetDC();
wxPoint in(point);
if (parser.CheckTeXFonts())
{
in.x = point.x + m_signWidth;
SetForeground(parser);
int fontsize1 = (int) ((m_parenFontSize * scale + 0.5));
dc.SetFont(wxFont(fontsize1, wxFONTFAMILY_MODERN,
wxFONTSTYLE_NORMAL, wxFONTWEIGHT_NORMAL, false,
m_bigParenType < 1 ?
parser.GetTeXCMRI() :
parser.GetTeXCMEX()));
if (m_bigParenType < 2)
{
dc.DrawText(m_bigParenType == 0 ? wxT("(") :
wxT(PAREN_OPEN),
point.x,
point.y - m_center + SCALE_PX(MC_TEXT_PADDING, scale) -
(m_bigParenType > 0 ? m_signTop : 0));
dc.DrawText(m_bigParenType == 0 ? wxT(")") :
wxT(PAREN_CLOSE),
point.x + m_signWidth + m_innerCell->GetFullWidth(scale),
point.y - m_center + SCALE_PX(MC_TEXT_PADDING, scale) -
(m_bigParenType > 0 ? m_signTop : 0));
}
else {
int top = point.y - m_center - m_signTop;
int bottom = point.y + m_height - m_center - m_signTop - m_signSize / 2;
dc.DrawText(wxT(PAREN_OPEN_TOP),
point.x,
top);
dc.DrawText(wxT(PAREN_CLOSE_TOP),
point.x + m_signWidth + m_innerCell->GetFullWidth(scale),
top);
dc.DrawText(wxT(PAREN_OPEN_BOTTOM),
point.x,
bottom);
dc.DrawText(wxT(PAREN_CLOSE_BOTTOM),
point.x + m_signWidth + m_innerCell->GetFullWidth(scale),
bottom);
top = top + m_signSize / 2;
wxASSERT_MSG(m_signSize>=10,_("Font issue: The Parenthesis sign is too small!"));
if(m_signSize <= 10)
m_signSize = 10;
if (top <= bottom)
{
while (top < bottom)
{
dc.DrawText(wxT(PAREN_OPEN_EXTEND),
point.x,
top-1);
dc.DrawText(wxT(PAREN_CLOSE_EXTEND),
point.x + m_width - m_signWidth,
top-1);
top += m_signSize / 10;
}
}
}
}
else
{
#if defined __WXMSW__
in.x += m_charWidth;
int fontsize1 = (int) ((PAREN_FONT_SIZE * scale + 0.5));
SetForeground(parser);
if (m_height < (3*m_charHeight)/2)
{
fontsize1 = (int) ((fontsize * scale + 0.5));
dc.SetFont(wxFont(fontsize1, wxFONTFAMILY_MODERN,
wxFONTSTYLE_NORMAL, wxFONTWEIGHT_NORMAL,
false,
parser.GetFontName()));
dc.DrawText(wxT("("),
point.x + m_charWidth - m_charWidth1,
point.y - m_charHeight1 / 2);
dc.DrawText(wxT(")"),
point.x + m_width - m_charWidth,
point.y - m_charHeight1 / 2);
}
else
{
dc.SetFont(wxFont(fontsize1, wxFONTFAMILY_MODERN,
wxFONTSTYLE_NORMAL, wxFONTWEIGHT_NORMAL,
false,
parser.GetSymbolFontName(),
wxFONTENCODING_CP1250));
dc.DrawText(PAREN_LEFT_TOP,
point.x,
point.y - m_center);
dc.DrawText(PAREN_LEFT_BOTTOM,
point.x,
point.y + m_height - m_center - m_charHeight);
dc.DrawText(PAREN_RIGHT_TOP,
point.x + m_width - m_charWidth,
point.y - m_center);
dc.DrawText(PAREN_RIGHT_BOTTOM,
point.x + m_width - m_charWidth,
point.y + m_height - m_center - m_charHeight);
int top, bottom;
top = point.y - m_center + m_charHeight/2;
bottom = point.y + m_height - m_center - (4*m_charHeight)/3;
wxASSERT_MSG(m_charHeight>=2,_("Font issue: The char height is too small! Installing http://www.math.union.edu/~dpvc/jsmath/download/jsMath-fonts.html and checking \"Use JSmath fonts\" in the configuration dialogue should be a workaround."));
if(m_charHeight <= 2)
m_charHeight = 2;
if (top <= bottom)
{
while (top < bottom)
{
dc.DrawText(PAREN_LEFT_EXTEND,
point.x,
top);
dc.DrawText(PAREN_RIGHT_EXTEND,
point.x + m_width - m_charWidth,
top);
top += (2*m_charHeight)/3;
}
dc.DrawText(PAREN_LEFT_EXTEND,
point.x,
point.y + m_height - m_center - (3*m_charHeight)/2);
dc.DrawText(PAREN_RIGHT_EXTEND,
point.x + m_width - m_charWidth,
point.y + m_height - m_center - (3*m_charHeight)/2);
}
}
#else
in.x = point.x + SCALE_PX(6, scale);
SetPen(parser);
// left
dc.DrawLine(point.x + SCALE_PX(5, scale),
point.y - m_innerCell->GetMaxCenter() + SCALE_PX(1, scale),
point.x + SCALE_PX(2, scale),
point.y - m_innerCell->GetMaxCenter() + SCALE_PX(7, scale));
dc.DrawLine(point.x + SCALE_PX(2, scale),
point.y - m_innerCell->GetMaxCenter() + SCALE_PX(7, scale),
point.x + SCALE_PX(2, scale),
point.y + m_innerCell->GetMaxDrop() - SCALE_PX(7, scale));
dc.DrawLine(point.x + SCALE_PX(2, scale),
point.y + m_innerCell->GetMaxDrop() - SCALE_PX(7, scale),
point.x + SCALE_PX(5, scale),
point.y + m_innerCell->GetMaxDrop() - SCALE_PX(1, scale));
// right
dc.DrawLine(point.x + m_width - SCALE_PX(5, scale) - 1,
point.y - m_innerCell->GetMaxCenter() + SCALE_PX(1, scale),
point.x + m_width - SCALE_PX(2, scale) - 1,
point.y - m_innerCell->GetMaxCenter() + SCALE_PX(7, scale));
dc.DrawLine(point.x + m_width - SCALE_PX(2, scale) - 1,
point.y - m_innerCell->GetMaxCenter() + SCALE_PX(7, scale),
point.x + m_width - SCALE_PX(2, scale) - 1,
point.y + m_innerCell->GetMaxDrop() - SCALE_PX(7, scale));
dc.DrawLine(point.x + m_width - SCALE_PX(2, scale) - 1,
point.y + m_innerCell->GetMaxDrop() - SCALE_PX(7, scale),
point.x + m_width - SCALE_PX(5, scale) - 1,
point.y + m_innerCell->GetMaxDrop() - SCALE_PX(1, scale));
UnsetPen(parser);
#endif
}
m_innerCell->DrawList(parser, in, fontsize);
}
MathCell::Draw(parser, point, fontsize);
}