ColorChanger::ColorChanger(FontInfo & font, ColorCode color,
bool really_change_color)
: Changer<FontInfo, ColorCode>(font, font.color()), change_(really_change_color)
{
if (change_) {
font.setColor(color);
}
}
void InsetVSpace::draw(PainterInfo & pi, int x, int y) const
{
Dimension const dim = dimension(*pi.base.bv);
x += ADD_TO_VSPACE_WIDTH;
int const start = y - dim.asc;
int const end = y + dim.des;
// y-values for top arrow
int ty1, ty2;
// y-values for bottom arrow
int by1, by2;
if (space_.kind() == VSpace::VFILL) {
ty1 = ty2 = start;
by1 = by2 = end;
} else {
// adding or removing space
bool const added = space_.kind() != VSpace::LENGTH ||
space_.length().len().value() >= 0.0;
ty1 = added ? (start + vspace_arrow_size) : start;
ty2 = added ? start : (start + vspace_arrow_size);
by1 = added ? (end - vspace_arrow_size) : end;
by2 = added ? end : (end - vspace_arrow_size);
}
int const midx = x + vspace_arrow_size;
int const rightx = midx + vspace_arrow_size;
// first the string
int w = 0;
int a = 0;
int d = 0;
FontInfo font;
font.setColor(Color_added_space);
font.decSize();
font.decSize();
docstring const lab = label();
theFontMetrics(font).rectText(lab, w, a, d);
pi.pain.rectText(x + 2 * vspace_arrow_size + 5,
start + (end - start) / 2 + (a - d) / 2,
lab, font, Color_none, Color_none);
// top arrow
pi.pain.line(x, ty1, midx, ty2, Color_added_space);
pi.pain.line(midx, ty2, rightx, ty1, Color_added_space);
// bottom arrow
pi.pain.line(x, by1, midx, by2, Color_added_space);
pi.pain.line(midx, by2, rightx, by1, Color_added_space);
// joining line
pi.pain.line(midx, ty2, midx, by2, Color_added_space);
}
FontInfo InsetNote::getFont() const
{
FontInfo font = getLayout().font();
// FIXME: This hardcoded color is a hack!
if (params_.type == InsetNoteParams::Greyedout
&& buffer().params().notefontcolor != lyx::rgbFromHexName("#cccccc")) {
ColorCode c = lcolor.getFromLyXName("notefontcolor");
if (c != Color_none)
font.setColor(c);
}
return font;
}
void InsetMathBrace::draw(PainterInfo & pi, int x, int y) const
{
FontInfo font = pi.base.font;
augmentFont(font, from_ascii("mathnormal"));
font.setShape(UP_SHAPE);
font.setColor(Color_latex);
Dimension t = theFontMetrics(font).dimension('{');
pi.pain.text(x, y, '{', font);
cell(0).draw(pi, x + t.wid, y);
Dimension const & dim0 = cell(0).dimension(*pi.base.bv);
pi.pain.text(x + t.wid + dim0.width(), y, '}', font);
drawMarkers(pi, x, y);
}
void RenderButton::draw(PainterInfo & pi, int x, int y) const
{
// Draw it as a box with the LaTeX text
FontInfo font = sane_font;
font.setColor(Color_command);
font.decSize();
if (editable_) {
pi.pain.buttonText(x + 1, y, text_, font, renderState());
} else {
pi.pain.rectText(x + 1, y, text_, font,
Color_commandbg, Color_commandframe);
}
}
void InsetSpecialChar::draw(PainterInfo & pi, int x, int y) const
{
FontInfo font = pi.base.font;
switch (kind_) {
case HYPHENATION:
{
font.setColor(Color_special);
pi.pain.text(x, y, char_type('-'), font);
break;
}
case ALLOWBREAK:
{
// A small vertical line
int const asc = theFontMetrics(pi.base.font).xHeight();
int const desc = theFontMetrics(pi.base.font).descent('g');
int const x0 = x; // x + 1; // FIXME: incline,
int const x1 = x; // x - 1; // similar to LibreOffice?
int const y0 = y + desc;
int const y1 = y - asc / 3;
pi.pain.line(x0, y1, x1, y0, Color_special);
break;
}
case LIGATURE_BREAK:
{
font.setColor(Color_special);
pi.pain.text(x, y, char_type('|'), font);
break;
}
case END_OF_SENTENCE:
{
font.setColor(Color_special);
pi.pain.text(x, y, char_type('.'), font);
break;
}
case LDOTS:
{
font.setColor(Color_special);
string ell = ". . . ";
docstring dell(ell.begin(), ell.end());
pi.pain.text(x, y, dell, font);
break;
}
case MENU_SEPARATOR:
{
frontend::FontMetrics const & fm =
theFontMetrics(font);
// There is a \thinspace on each side of the triangle
x += fm.em() / 6;
// ▹ U+25B9 WHITE RIGHT-POINTING SMALL TRIANGLE
// ◃ U+25C3 WHITE LEFT-POINTING SMALL TRIANGLE
char_type const c = pi.ltr_pos ? 0x25B9 : 0x25C3;
font.setColor(Color_special);
pi.pain.text(x, y, c, font);
break;
}
case SLASH:
{
font.setColor(Color_special);
pi.pain.text(x, y, char_type('/'), font);
break;
}
case NOBREAKDASH:
{
font.setColor(Color_latex);
pi.pain.text(x, y, char_type('-'), font);
break;
}
case PHRASE_LYX:
case PHRASE_TEX:
case PHRASE_LATEX2E:
case PHRASE_LATEX:
drawLogo(pi, x, y, kind_);
break;
}
}
void InsetSpecialChar::draw(PainterInfo & pi, int x, int y) const
{
FontInfo font = pi.base.font;
switch (kind_) {
case HYPHENATION:
{
font.setColor(Color_special);
pi.pain.text(x, y, char_type('-'), font);
break;
}
case LIGATURE_BREAK:
{
font.setColor(Color_special);
pi.pain.text(x, y, char_type('|'), font);
break;
}
case END_OF_SENTENCE:
{
font.setColor(Color_special);
pi.pain.text(x, y, char_type('.'), font);
break;
}
case LDOTS:
{
font.setColor(Color_special);
string ell = ". . . ";
docstring dell(ell.begin(), ell.end());
pi.pain.text(x, y, dell, font);
break;
}
case MENU_SEPARATOR:
{
frontend::FontMetrics const & fm =
theFontMetrics(font);
// A triangle the width and height of an 'x'
int w = fm.width(char_type('x'));
int ox = fm.width(char_type(' ')) + x;
int h = fm.ascent(char_type('x'));
int xp[4], yp[4];
xp[0] = ox; yp[0] = y;
xp[1] = ox; yp[1] = y - h;
xp[2] = ox + w; yp[2] = y - h/2;
xp[3] = ox; yp[3] = y;
pi.pain.lines(xp, yp, 4, Color_special);
break;
}
case SLASH:
{
font.setColor(Color_special);
pi.pain.text(x, y, char_type('/'), font);
break;
}
case NOBREAKDASH:
{
font.setColor(Color_latex);
pi.pain.text(x, y, char_type('-'), font);
break;
}
}
}
