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Utility/TextDrawer: Expose lines

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This commit is contained in:
Lynix
2016-10-28 17:45:29 +02:00
parent 736b31af1b
commit 38da351e9b
3 changed files with 45 additions and 0 deletions
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32
src/Nazara/Utility/SimpleTextDrawer.cpp
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@@ -102,6 +102,24 @@ namespace Nz
return m_glyphs.size();
}
const AbstractTextDrawer::Line& SimpleTextDrawer::GetLine(std::size_t index) const
{
NazaraAssert(index < m_lines.size(), "Line index out of range");
if (!m_glyphUpdated)
UpdateGlyphs();
return m_lines[index];
}
std::size_t SimpleTextDrawer::GetLineCount() const
{
if (!m_glyphUpdated)
UpdateGlyphs();
return m_lines.size();
}
UInt32 SimpleTextDrawer::GetStyle() const
{
return m_style;
@@ -217,10 +235,16 @@ namespace Nz
m_bounds.MakeZero();
m_colorUpdated = true;
m_drawPos.Set(0, m_characterSize); //< Our draw "cursor"
m_lines.clear();
m_glyphs.clear();
m_glyphUpdated = true;
m_previousCharacter = 0;
m_workingBounds.MakeZero(); //< Compute bounds as float to speedup bounds computation (as casting between floats and integers is costly)
if (m_font)
m_lines.emplace_back(Line{Rectf(0.f, 0.f, 0.f, m_font->GetSizeInfo(m_characterSize).lineHeight), 0});
else
m_lines.emplace_back(Line{Rectf::Zero(), 0});
}
void SimpleTextDrawer::ConnectFontSlots()
@@ -271,6 +295,13 @@ namespace Nz
break;
case '\n':
if (!m_glyphs.empty())
{
Glyph& glyph = m_glyphs.back();
m_lines.back().bounds.ExtendTo(glyph.bounds);
}
m_lines.emplace_back(Line{Rectf(0.f, m_drawPos.y, 0.f, sizeInfo.lineHeight), m_glyphs.size()});
advance = 0;
m_drawPos.x = 0;
m_drawPos.y += sizeInfo.lineHeight;
@@ -343,6 +374,7 @@ namespace Nz
glyph.corners[3].Set(glyph.bounds.GetCorner(RectCorner_RightBottom));
}
m_lines.back().bounds.ExtendTo(glyph.bounds);
if (!m_workingBounds.IsValid())
m_workingBounds.Set(glyph.bounds);