void SubSupCell::RecalculateSize(CellParser& parser, int fontsize, bool all)
{
double scale = parser.GetScale();
m_baseCell->RecalculateSize(parser, fontsize, true);
m_indexCell->RecalculateSize(parser, MAX(MC_MIN_SIZE, fontsize - SUBSUP_DEC), true);
m_exptCell->RecalculateSize(parser, MAX(MC_MIN_SIZE, fontsize - SUBSUP_DEC), true);
m_height = m_baseCell->GetMaxHeight() + m_indexCell->GetMaxHeight() +
m_exptCell->GetMaxHeight() -
2*SCALE_PX((8 * fontsize) / 10 + MC_EXP_INDENT, parser.GetScale());
m_center = m_exptCell->GetMaxHeight() + m_baseCell->GetMaxCenter() -
SCALE_PX((8 * fontsize) / 10 + MC_EXP_INDENT, scale);
MathCell::RecalculateSize(parser, fontsize, all);
}
void SlideShow::RecalculateSize(CellParser& parser, int fontsize)
{
double scale = parser.GetScale();
m_images[m_displayed]->ViewportSize(m_canvasSize.x,m_canvasSize.y,scale);
m_height = (scale * m_images[m_displayed]->m_height) + 2 * m_imageBorderWidth;
m_center = m_height / 2;
}
void ConjugateCell::RecalculateWidths(CellParser& parser, int fontsize)
{
double scale = parser.GetScale();
m_innerCell->RecalculateWidthsList(parser, fontsize);
m_width = m_innerCell->GetFullWidth(scale) + SCALE_PX(8, scale);
m_open->RecalculateWidthsList(parser, fontsize);
m_close->RecalculateWidthsList(parser, fontsize);
ResetData();
}
void DiffCell::RecalculateWidths(int fontsize)
{
CellParser *parser = CellParser::Get();
double scale = parser->GetScale();
m_baseCell->RecalculateWidthsList(fontsize);
m_diffCell->RecalculateWidthsList(fontsize);
m_width = m_baseCell->GetFullWidth(scale) + m_diffCell->GetFullWidth(scale) + 2*MC_CELL_SKIP;
ResetData();
}
void SqrtCell::RecalculateSize(CellParser& parser, int fontsize)
{
double scale = parser.GetScale();
m_innerCell->RecalculateSizeList(parser, fontsize);
m_height = m_innerCell->GetMaxHeight() + SCALE_PX(3, scale);
m_center = m_innerCell->GetMaxCenter() + SCALE_PX(3, scale);
m_open->RecalculateSizeList(parser, fontsize);
m_close->RecalculateSizeList(parser, fontsize);
}
void ImgCell::RecalculateSize(CellParser& parser, int fontsize)
{
double scale = parser.GetScale();
m_image->ViewportSize(m_canvasSize.x,m_canvasSize.y,scale);
m_height = (scale * m_image->m_height) + 2 * m_imageBorderWidth;
ResetData();
m_center = m_height / 2;
}
void SqrtCell::RecalculateSize(int fontsize)
{
CellParser *parser = CellParser::Get();
double scale = parser->GetScale();
m_innerCell->RecalculateSizeList(fontsize);
m_height = m_innerCell->GetMaxHeight() + SCALE_PX(3, scale);
m_center = m_innerCell->GetMaxCenter() + SCALE_PX(3, scale);
m_open->RecalculateSizeList(fontsize);
m_close->RecalculateSizeList(fontsize);
}
void MathCell::DrawList(CellParser& parser, wxPoint point, int fontsize)
{
MathCell *tmp=this;
while(tmp!=NULL)
{
tmp->Draw(parser,point,fontsize);
double scale = parser.GetScale();
point.x += tmp->m_width + SCALE_PX(MC_CELL_SKIP, scale);
tmp=tmp->m_nextToDraw;
}
}
void SlideShow::RecalculateWidths(CellParser& parser, int fontsize, bool all)
{
if (m_bitmaps[m_displayed] != NULL)
m_width = m_bitmaps[m_displayed]->GetWidth() + 2;
else
m_width = 0;
double scale = parser.GetScale();
scale = MAX(scale, 1.0);
m_width = (int) (scale * m_width);
MathCell::RecalculateWidths(parser, fontsize, all);
}
void LimitCell::RecalculateWidths(CellParser& parser, int fontsize, bool all)
{
double scale = parser.GetScale();
m_base->RecalculateWidths(parser, fontsize, true);
m_under->RecalculateWidths(parser, MAX(MIN_LIMIT_FONT_SIZE, fontsize - LIMIT_FONT_SIZE_DECREASE), true);
m_name->RecalculateWidths(parser, fontsize, true);
m_width = MAX(m_name->GetFullWidth(scale), m_under->GetFullWidth(scale))
+ m_base->GetFullWidth(scale);
MathCell::RecalculateWidths(parser, fontsize, all);
}
void GroupCell::RecalculateSize(CellParser& parser, int fontsize)
{
if (m_width == -1 || m_height == -1 || parser.ForceUpdate())
{
// special case
if (m_groupType == GC_TYPE_PAGEBREAK) {
m_width = 10;
m_height = 2;
m_center = 0;
m_indent = 0;
MathCell::RecalculateWidthsList(parser, fontsize);
return;
}
double scale = parser.GetScale();
m_input->RecalculateSizeList(parser, fontsize);
m_center = m_input->GetMaxCenter();
m_height = m_input->GetMaxHeight();
m_indent = parser.GetIndent();
if (m_output != NULL && !m_hide) {
MathCell *tmp = m_output;
while (tmp != NULL) {
tmp->RecalculateSize(parser, tmp->IsMath() ? m_mathFontSize : m_fontSize);
tmp = tmp->m_next;
}
m_outputRect.x = m_currentPoint.x;
m_outputRect.y = m_currentPoint.y - m_output->GetMaxCenter();
m_outputRect.width = 0;
m_outputRect.height = 0;
m_height = m_input->GetMaxHeight();
m_width = m_input->GetFullWidth(scale);
tmp = m_output;
while (tmp != NULL) {
if (tmp->BreakLineHere() || tmp == m_output) {
m_width = MAX(m_width, tmp->GetLineWidth(scale));
m_outputRect.width = MAX(m_outputRect.width, tmp->GetLineWidth(scale));
m_height += tmp->GetMaxHeight();
if (tmp->m_bigSkip)
m_height += MC_LINE_SKIP;
m_outputRect.height += tmp->GetMaxHeight() + MC_LINE_SKIP;
}
tmp = tmp->m_nextToDraw;
}
}
}
m_appendedCells = NULL;
}
void SlideShow::RecalculateWidths(int fontsize)
{
// Here we recalculate the height, as well:
// - This doesn't cost much time and
// - as image cell's sizes might change when the resolution does
// we might have intermittent calculation issues otherwise
CellParser *parser = CellParser::Get();
double scale = parser->GetScale();
m_images[m_displayed]->ViewportSize(m_canvasSize.x,m_canvasSize.y,scale);
m_width = (scale * m_images[m_displayed]->m_width) + 2 * m_imageBorderWidth;
m_height = (scale * m_images[m_displayed]->m_height) + 2 * m_imageBorderWidth;
m_center = m_height / 2;
}
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 DiffCell::Draw(CellParser& parser, wxPoint point, int fontsize)
{
MathCell::Draw(parser, point, fontsize);
if (DrawThisCell(parser, point) && InUpdateRegion()) {
wxPoint bs, df;
df.x = point.x;
df.y = point.y;
m_diffCell->DrawList(parser, df, fontsize);
bs.x = point.x + m_diffCell->GetFullWidth(parser.GetScale()) + 2*MC_CELL_SKIP;
bs.y = point.y;
m_baseCell->DrawList(parser, bs, fontsize);
}
}
void ExptCell::RecalculateWidths(CellParser& parser, int fontsize, bool all)
{
double scale = parser.GetScale();
m_baseCell->RecalculateWidths(parser, fontsize, true);
if (m_isBroken)
m_powCell->RecalculateWidths(parser, fontsize, true);
else
m_powCell->RecalculateWidths(parser, MAX(MC_MIN_SIZE, fontsize - EXPT_DEC), true);
m_width = m_baseCell->GetFullWidth(scale) + m_powCell->GetFullWidth(scale) -
SCALE_PX(MC_TEXT_PADDING, scale);
m_exp->RecalculateWidths(parser, fontsize, true);
m_open->RecalculateWidths(parser, fontsize, true);
m_close->RecalculateWidths(parser, fontsize, true);
MathCell::RecalculateWidths(parser, fontsize, all);
}
void SlideShow::RecalculateSize(CellParser& parser, int fontsize, bool all)
{
if (m_bitmaps[m_displayed] != NULL)
m_height = m_bitmaps[m_displayed]->GetHeight() + 2;
else
m_height = 0;
double scale = parser.GetScale();
scale = MAX(scale, 1.0);
m_height= (int) (scale * m_height);
m_center = m_height / 2;
MathCell::RecalculateSize(parser, fontsize, all);
}
void ExptCell::RecalculateSize(CellParser& parser, int fontsize, bool all)
{
double scale = parser.GetScale();
m_baseCell->RecalculateSize(parser, fontsize, true);
if (m_isBroken)
m_powCell->RecalculateSize(parser, fontsize, true);
else
m_powCell->RecalculateSize(parser, MAX(MC_MIN_SIZE, fontsize - EXPT_DEC), true);
m_height = m_baseCell->GetMaxHeight() + m_powCell->GetMaxHeight() -
SCALE_PX((8 * fontsize) / 10 + MC_EXP_INDENT, scale);
m_center = m_powCell->GetMaxHeight() + m_baseCell->GetMaxCenter() -
SCALE_PX((8 * fontsize) / 10 + MC_EXP_INDENT, scale);
m_exp->RecalculateSize(parser, fontsize, true);
m_open->RecalculateSize(parser, fontsize, true);
m_close->RecalculateSize(parser, fontsize, true);
MathCell::RecalculateSize(parser, fontsize, all);
}
void ExptCell::Draw(CellParser& parser, wxPoint point, int fontsize, bool all)
{
if (DrawThisCell(parser, point))
{
double scale = parser.GetScale();
wxPoint bs, pw;
bs.x = point.x;
bs.y = point.y;
m_baseCell->Draw(parser, bs, fontsize, true);
pw.x = point.x + m_baseCell->GetFullWidth(scale) - SCALE_PX(MC_TEXT_PADDING, scale);
pw.y = point.y - m_baseCell->GetMaxCenter() - m_powCell->GetMaxHeight()
+ m_powCell->GetMaxCenter() +
SCALE_PX((8 * fontsize) / 10 + MC_EXP_INDENT, scale);
m_powCell->Draw(parser, pw, MAX(MC_MIN_SIZE, fontsize - EXPT_DEC), true);
}
MathCell::Draw(parser, point, fontsize, all);
}
// We assume that appended cells will be in a new line!
void GroupCell::RecalculateAppended(CellParser& parser)
{
if (m_appendedCells == NULL)
return;
MathCell *tmp = m_appendedCells;
int fontsize = m_fontSize;
double scale = parser.GetScale();
// Recalculate widths of cells
while (tmp != NULL) {
tmp->RecalculateWidths(parser, tmp->IsMath() ? m_mathFontSize : m_fontSize);
tmp = tmp->m_next;
}
// Breakup cells and break lines
BreakUpCells(m_appendedCells, parser, fontsize, parser.GetClientWidth());
BreakLines(m_appendedCells, parser.GetClientWidth());
// Recalculate size of cells
tmp = m_appendedCells;
while (tmp != NULL) {
tmp->RecalculateSize(parser, tmp->IsMath() ? m_mathFontSize : m_fontSize);
tmp = tmp->m_next;
}
// Update widths
tmp = m_appendedCells;
while (tmp != NULL) {
if (tmp->BreakLineHere() || tmp == m_appendedCells) {
m_width = MAX(m_width, tmp->GetLineWidth(scale));
m_outputRect.width = MAX(m_outputRect.width, tmp->GetLineWidth(scale));
m_height += tmp->GetMaxHeight();
if (tmp->m_bigSkip)
m_height += MC_LINE_SKIP;
m_outputRect.height += tmp->GetMaxHeight() + MC_LINE_SKIP;
}
tmp = tmp->m_nextToDraw;
}
m_appendedCells = NULL;
}
void SubCell::Draw(CellParser& parser, wxPoint point, int fontsize, bool all)
{
if (DrawThisCell(parser, point))
{
double scale = parser.GetScale();
wxPoint bs, in;
bs.x = point.x;
bs.y = point.y;
m_baseCell->Draw(parser, bs, fontsize, true);
in.x = point.x + m_baseCell->GetFullWidth(scale) - SCALE_PX(2, scale);
in.y = point.y + m_baseCell->GetMaxDrop() +
m_indexCell->GetMaxCenter() -
SCALE_PX((8 * fontsize) / 10 + MC_EXP_INDENT, scale);
m_indexCell->Draw(parser, in, MAX(MC_MIN_SIZE, fontsize - SUB_DEC), true);
}
MathCell::Draw(parser, point, fontsize, all);
}
void GroupCell::RecalculateWidths(CellParser& parser, int fontsize)
{
if (m_width == -1 || m_height == -1 || parser.ForceUpdate())
{
// special case of 'line cell'
if (m_groupType == GC_TYPE_PAGEBREAK) {
m_width = 10;
m_height = 2;
ResetData();
return;
}
UnBreakUpCells();
double scale = parser.GetScale();
m_input->RecalculateWidthsList(parser, fontsize);
// recalculate the position of input in ReEvaluateSelection!
if (m_input->m_next != NULL) {
m_input->m_next->m_currentPoint.x = m_currentPoint.x + m_input->GetWidth() + MC_CELL_SKIP;
}
if (m_output == NULL || m_hide) {
m_width = m_input->GetFullWidth(scale);
}
else {
MathCell *tmp = m_output;
while (tmp != NULL) {
tmp->RecalculateWidths(parser, tmp->IsMath() ? m_mathFontSize : m_fontSize);
tmp = tmp->m_next;
}
// This is not correct, m_width will be computed correctly in RecalculateSize!
m_width = m_input->GetFullWidth(scale);
}
BreakUpCells(parser, m_fontSize, parser.GetClientWidth());
BreakLines(parser.GetClientWidth());
}
ResetData();
}
void SlideShow::Draw(wxPoint point, int fontsize)
{
MathCell::Draw(point, fontsize);
// TODO: Enable this when unselecting text updates the right region.
//if (!InUpdateRegion()) return;
CellParser *parser = CellParser::Get();
wxDC& dc = parser->GetDC();
if (DrawThisCell(point) && (m_images[m_displayed] != NULL))
{
wxMemoryDC bitmapDC;
double scale = parser->GetScale();
m_images[m_displayed]->ViewportSize(m_canvasSize.x,m_canvasSize.y,scale);
m_height = (m_images[m_displayed]->m_height) + 2 * m_imageBorderWidth;
m_width = (m_images[m_displayed]->m_width) + 2 * m_imageBorderWidth;
m_center = m_height / 2;
// Slide show cells have a red border except if they are selected
if(m_drawBoundingBox)
dc.SetBrush( *(wxTheBrushList->FindOrCreateBrush(parser->GetColor(TS_SELECTION))));
else
dc.SetPen(*wxRED_PEN);
// If we need a selection border on another redraw we will be informed by OnPaint() again.
m_drawBoundingBox = false;
dc.DrawRectangle(wxRect(point.x, point.y - m_center, m_width, m_height));
wxBitmap bitmap = m_images[m_displayed]->GetBitmap();
bitmapDC.SelectObject(bitmap);
dc.Blit(point.x + m_imageBorderWidth, point.y - m_center + m_imageBorderWidth, m_width - 2 * m_imageBorderWidth, m_height - 2 * m_imageBorderWidth, &bitmapDC, 0, 0);
}
else
// The cell isn't drawn => No need to keep it's image cache for now.
ClearCache();
}
void ParenCell::RecalculateSize(CellParser& parser, int fontsize)
{
double scale = parser.GetScale();
m_innerCell->RecalculateSizeList(parser, fontsize);
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,
wxFONTSTYLE_NORMAL, wxFONTWEIGHT_NORMAL, false,
parser.GetFontName()));
dc.GetTextExtent(wxT("("), &m_charWidth1, &m_charHeight1);
}
#endif
m_open->RecalculateSizeList(parser, fontsize);
m_close->RecalculateSizeList(parser, fontsize);
}
void ConjugateCell::Draw(CellParser& parser, wxPoint point, int fontsize)
{
double scale = parser.GetScale();
wxDC& dc = parser.GetDC();
if (DrawThisCell(parser, point))
{
SetPen(parser);
wxPoint in;
in.x = point.x + SCALE_PX(4, scale);
in.y = point.y;
m_innerCell->DrawList(parser, in, fontsize);
dc.DrawLine(point.x + SCALE_PX(2, scale),
point.y - m_center + SCALE_PX(2, scale),
point.x + m_width - SCALE_PX(2, scale) - 1,
point.y - m_center + SCALE_PX(2, scale)
);
// point.y - m_center + m_height - SCALE_PX(2, scale));
UnsetPen(parser);
}
MathCell::Draw(parser, point, fontsize);
}
void IntCell::RecalculateSize(CellParser& parser, int fontsize, bool all)
{
double scale = parser.GetScale();
m_under->RecalculateSize(parser, MAX(MC_MIN_SIZE, fontsize - 5), true);
m_over->RecalculateSize(parser, MAX(MC_MIN_SIZE, fontsize - 5), true);
m_base->RecalculateSize(parser, fontsize, true);
m_var->RecalculateSize(parser, fontsize, true);
if (m_intStyle == INT_DEF)
{
if (parser.CheckTeXFonts())
{
m_center = MAX(m_over->GetMaxHeight() + SCALE_PX(4, scale) + m_signSize / 2 - m_signSize / 3,
m_base->GetMaxCenter());
m_height = m_center +
MAX(m_under->GetMaxHeight() + SCALE_PX(4, scale) + m_signSize / 2 - m_signSize / 3,
m_base->GetMaxDrop());
}
else
{
m_center = MAX(m_over->GetMaxHeight() + SCALE_PX(4, scale) + m_signSize / 2 - m_signSize / 3,
m_base->GetMaxCenter());
m_height = m_center +
MAX(m_under->GetMaxHeight() + SCALE_PX(4, scale) + m_signSize / 2 - m_signSize / 3,
m_base->GetMaxDrop());
}
}
else
{
m_center = MAX(m_signSize / 2, m_base->GetMaxCenter());
m_height = m_center +
MAX(m_signSize / 2, m_base->GetMaxDrop());
}
MathCell::RecalculateSize(parser, fontsize, all);
}
void IntCell::RecalculateSize(int fontsize)
{
CellParser *parser = CellParser::Get();
double scale = parser->GetScale();
m_under->RecalculateSizeList(MAX(MC_MIN_SIZE, fontsize - 5));
m_over->RecalculateSizeList(MAX(MC_MIN_SIZE, fontsize - 5));
m_base->RecalculateSizeList(fontsize);
m_var->RecalculateSizeList(fontsize);
if (m_intStyle == INT_DEF)
{
if (parser->CheckTeXFonts())
{
m_center = MAX(m_over->GetMaxHeight() + SCALE_PX(4, scale) + m_signSize / 2 - m_signSize / 3,
m_base->GetMaxCenter());
m_height = m_center +
MAX(m_under->GetMaxHeight() + SCALE_PX(4, scale) + m_signSize / 2 - m_signSize / 3,
m_base->GetMaxDrop());
}
else
{
m_center = MAX(m_over->GetMaxHeight() + SCALE_PX(4, scale) + m_signSize / 2 - m_signSize / 3,
m_base->GetMaxCenter());
m_height = m_center +
MAX(m_under->GetMaxHeight() + SCALE_PX(4, scale) + m_signSize / 2 - m_signSize / 3,
m_base->GetMaxDrop());
}
}
else
{
m_center = MAX(m_signSize / 2, m_base->GetMaxCenter());
m_height = m_center +
MAX(m_signSize / 2, m_base->GetMaxDrop());
}
}
void SqrtCell::Draw(CellParser& parser, wxPoint point, int fontsize, bool all)
{
if (DrawThisCell(parser, point))
{
wxDC& dc = parser.GetDC();
double scale = parser.GetScale();
wxPoint in(point);
if (parser.CheckTeXFonts())
{
SetPen(parser);
in.x += m_signWidth;
double scale = parser.GetScale();
int fontsize1 = (int)(SIGN_FONT_SCALE*scale*fontsize*m_signFontScale + 0.5);
dc.SetFont(wxFont(fontsize1, wxMODERN, false, false, false, parser.GetTeXCMEX()));
SetForeground(parser);
if (m_signType < 4) {
dc.DrawText(
m_signType == 1 ? wxT("p") :
m_signType == 2 ? wxT("q") :
m_signType == 3 ? wxT("r") : wxT("s"),
point.x,
point.y - m_innerCell->GetMaxCenter() - m_signTop);
}
else {
int yBottom = point.y + m_innerCell->GetMaxDrop() - 3.2*m_signTop;
int yTop = point.y - m_innerCell->GetMaxCenter() - m_signTop;
int dy = m_signSize / 10;
dc.DrawText(wxT("t"),
point.x,
yBottom);
dc.DrawText(wxT("v"),
point.x,
yTop);
while (yTop < yBottom) {
yTop += dy;
dc.DrawText(wxT("u"),
point.x,
yTop);
}
}
dc.DrawLine(point.x + m_signWidth,
point.y - m_innerCell->GetMaxCenter(),
point.x + m_signWidth + m_innerCell->GetFullWidth(scale),
point.y - m_innerCell->GetMaxCenter());
UnsetPen(parser);
}
else
{
in.x += SCALE_PX(10, scale) + SCALE_PX(1, scale) + 1;
SetPen(parser);
dc.DrawLine(point.x,
point.y,
point.x + SCALE_PX(3, scale),
point.y - SCALE_PX(1, scale));
dc.DrawLine(point.x + SCALE_PX(3, scale),
point.y - SCALE_PX(1, scale),
point.x + SCALE_PX(7, scale),
point.y + m_height - m_center - SCALE_PX(4, scale));
dc.DrawLine(point.x + SCALE_PX(3, scale) + 1,
point.y - SCALE_PX(1, scale),
point.x + SCALE_PX(7, scale) + 1,
point.y + m_height - m_center - SCALE_PX(4, scale));
dc.DrawLine(point.x + SCALE_PX(7, scale) + 1,
point.y + m_height - m_center - SCALE_PX(4, scale),
point.x + SCALE_PX(10, scale),
point.y - m_center + SCALE_PX(2, scale));
dc.DrawLine(point.x + SCALE_PX(10, scale),
point.y - m_center + SCALE_PX(2, scale),
point.x + m_width - SCALE_PX(1, scale),
point.y - m_center + SCALE_PX(2, scale));
dc.DrawLine(point.x + m_width - SCALE_PX(1, scale),
point.y - m_center + SCALE_PX(2, scale),
point.x + m_width - SCALE_PX(1, scale),
point.y - m_center + SCALE_PX(6, scale));
UnsetPen(parser);
}
m_innerCell->Draw(parser, in, fontsize, true);
}
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::RecalculateWidths(CellParser& parser, int fontsize)
{
double scale = parser.GetScale();
if (m_innerCell == NULL)
m_innerCell = new TextCell;
m_innerCell->RecalculateWidthsList(parser, fontsize);
if (parser.CheckTeXFonts())
{
wxDC& dc = parser.GetDC();
m_innerCell->RecalculateSizeList(parser, fontsize);
int size = m_innerCell->GetMaxHeight();
int fontsize1 = (int) ((fontsize * scale + 0.5));
if (size < 2*fontsize1)
m_bigParenType = 0;
else if (size < 4*fontsize1)
m_bigParenType = 1;
else
m_bigParenType = 2;
if (m_bigParenType < 2)
{
m_parenFontSize = fontsize;
fontsize1 = (int) ((m_parenFontSize * scale + 0.5));
dc.SetFont( wxFont(fontsize1, wxFONTFAMILY_MODERN,
wxFONTSTYLE_NORMAL, wxFONTWEIGHT_NORMAL, false,
m_bigParenType == 0 ?
parser.GetTeXCMRI() :
parser.GetTeXCMEX()));
dc.GetTextExtent(m_bigParenType == 0 ? wxT("(") :
m_bigParenType == 1 ? wxT(PAREN_OPEN) :
wxT(PAREN_OPEN_TOP),
&m_signWidth, &m_signSize);
/// BUG 2897415: Exporting equations to HTML locks up on Mac
/// there is something wrong with what dc.GetTextExtent returns,
/// make sure there is no infinite loop!
int i=0;
// Avoid a possible infinite loop.
if(size < 2) size = 2;
while (m_signSize < TRANSFORM_SIZE(m_bigParenType, size) && i<20)
{
int fontsize1 = (int) ((m_parenFontSize++ * scale + 0.5));
dc.SetFont(wxFont(fontsize1, wxFONTFAMILY_MODERN,
wxFONTSTYLE_NORMAL, wxFONTWEIGHT_NORMAL, false,
m_bigParenType == 0 ?
parser.GetTeXCMRI() :
parser.GetTeXCMEX()));
dc.GetTextExtent(m_bigParenType == 0 ? wxT("(") :
m_bigParenType == 1 ? wxT(PAREN_OPEN) :
wxT(PAREN_OPEN_TOP),
&m_signWidth, &m_signSize);
// Avoid an infinite loop.
if(m_signSize < 2) m_signSize = 2;
i++;
}
}
else
{
m_parenFontSize = fontsize;
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()));
dc.GetTextExtent(wxT(PAREN_OPEN), &m_signWidth, &m_signSize);
}
m_signTop = m_signSize / 5;
m_width = m_innerCell->GetFullWidth(scale) + 2*m_signWidth;
}
else
{
#if defined __WXMSW__
wxDC& dc = parser.GetDC();
int fontsize1 = (int) ((PAREN_FONT_SIZE * scale + 0.5));
dc.SetFont(wxFont(fontsize1, wxFONTFAMILY_MODERN,
parser.IsItalic(TS_DEFAULT),
parser.IsBold(TS_DEFAULT),
parser.IsUnderlined(TS_DEFAULT),
parser.GetSymbolFontName()));
dc.GetTextExtent(PAREN_LEFT_TOP, &m_charWidth, &m_charHeight);
if(m_charHeight < 2)
m_charHeight = 2;
m_width = m_innerCell->GetFullWidth(scale) + 2*m_charWidth;
#else
m_width = m_innerCell->GetFullWidth(scale) + SCALE_PX(12, parser.GetScale());
#endif
}
m_open->RecalculateWidthsList(parser, fontsize);
m_close->RecalculateWidthsList(parser, fontsize);
ResetData();
}
void SqrtCell::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 in(point);
if (parser->CheckTeXFonts())
{
SetPen();
in.x += m_signWidth;
double scale = parser->GetScale();
int fontsize1 = (int)(SIGN_FONT_SCALE*scale*fontsize*m_signFontScale + 0.5);
dc.SetFont(wxFont(fontsize1, wxFONTFAMILY_MODERN, wxFONTSTYLE_NORMAL, wxFONTWEIGHT_NORMAL, false, parser->GetTeXCMEX()));
SetForeground();
if (m_signType < 4) {
dc.DrawText(
m_signType == 1 ? wxT("p") :
m_signType == 2 ? wxT("q") :
m_signType == 3 ? wxT("r") : wxT("s"),
point.x,
point.y - m_innerCell->GetMaxCenter() - m_signTop);
}
else {
int yBottom = point.y + m_innerCell->GetMaxDrop() - 3.2*m_signTop;
int yTop = point.y - m_innerCell->GetMaxCenter() - m_signTop;
int dy = m_signSize / 10;
wxASSERT_MSG((yTop != 0) || (yBottom != 0),_("Font issue? The contents of a sqrt() has the size 0."));
wxASSERT_MSG(dy>0,_("Font issue: The sqrt() sign has the size 0! 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(dy <= 0)
dy = 1;
dc.DrawText(wxT("t"),
point.x,
yBottom);
dc.DrawText(wxT("v"),
point.x,
yTop);
while (yTop < yBottom) {
yTop += dy;
dc.DrawText(wxT("u"),
point.x,
yTop);
}
}
dc.DrawLine(point.x + m_signWidth,
point.y - m_innerCell->GetMaxCenter(),
point.x + m_signWidth + m_innerCell->GetFullWidth(scale),
point.y - m_innerCell->GetMaxCenter());
UnsetPen();
}
else
{
in.x += SCALE_PX(10, scale) + SCALE_PX(1, scale) + 1;
SetPen();
dc.DrawLine(point.x,
point.y,
point.x + SCALE_PX(3, scale),
point.y - SCALE_PX(1, scale));
dc.DrawLine(point.x + SCALE_PX(3, scale),
point.y - SCALE_PX(1, scale),
point.x + SCALE_PX(7, scale),
point.y + m_height - m_center - SCALE_PX(4, scale));
dc.DrawLine(point.x + SCALE_PX(3, scale) + 1,
point.y - SCALE_PX(1, scale),
point.x + SCALE_PX(7, scale) + 1,
point.y + m_height - m_center - SCALE_PX(4, scale));
dc.DrawLine(point.x + SCALE_PX(7, scale) + 1,
point.y + m_height - m_center - SCALE_PX(4, scale),
point.x + SCALE_PX(10, scale),
point.y - m_center + SCALE_PX(2, scale));
dc.DrawLine(point.x + SCALE_PX(10, scale),
point.y - m_center + SCALE_PX(2, scale),
point.x + m_width - SCALE_PX(1, scale),
point.y - m_center + SCALE_PX(2, scale));
dc.DrawLine(point.x + m_width - SCALE_PX(1, scale),
point.y - m_center + SCALE_PX(2, scale),
point.x + m_width - SCALE_PX(1, scale),
point.y - m_center + SCALE_PX(6, scale));
UnsetPen();
}
m_innerCell->DrawList(in, fontsize);
}
}