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Better use of TextView resources

This commit is contained in:
Jack Andersen 2018-05-17 18:15:11 -10:00
parent 70bce7ba2e
commit 00945a44d7
3 changed files with 24 additions and 11 deletions
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1
specter/include/specter/TextView.hpp
View File

@ -60,6 +60,7 @@ public:
private:
size_t m_capacity;
size_t m_curSize = 0;
hecl::VertexBufferPool<RenderGlyph>::Token m_glyphBuf;
boo::ObjToken<boo::IVertexFormat> m_vtxFmt; /* OpenGL only */
boo::ObjToken<boo::IShaderDataBinding> m_shaderBinding;

20
specter/lib/MultiLineTextView.cpp
View File

@ -170,7 +170,6 @@ void MultiLineTextView::typesetGlyphs(std::string_view str,
}
m_width = 0;
m_lines.clear();
size_t rem = str.size() + 1;
const utf8proc_uint8_t* it = reinterpret_cast<const utf8proc_uint8_t*>(str.data());
@ -191,6 +190,7 @@ void MultiLineTextView::typesetGlyphs(std::string_view str,
rem = str.size() + 1;
it = reinterpret_cast<const utf8proc_uint8_t*>(str.data());
const utf8proc_uint8_t* beginIt = it;
size_t lineIt = 0;
while (rem)
{
@ -198,10 +198,12 @@ void MultiLineTextView::typesetGlyphs(std::string_view str,
utf8proc_ssize_t sz = utf8proc_iterate(it, -1, &ch);
if (ch == '\n' || ch == '\0')
{
m_lines.emplace_back(new TextView(m_viewSystem, *this, m_fontAtlas, m_align, m_lineCapacity));
m_lines.back()->typesetGlyphs(std::string((char*)beginIt, it - beginIt), defaultColor);
m_width = std::max(m_width, m_lines.back()->nominalWidth());
TextView& tv = (lineIt < m_lines.size()) ? *m_lines[lineIt] :
*m_lines.emplace_back(new TextView(m_viewSystem, *this, m_fontAtlas, m_align, m_lineCapacity));
tv.typesetGlyphs(std::string((char*)beginIt, it - beginIt), defaultColor);
m_width = std::max(m_width, tv.nominalWidth());
beginIt = it + 1;
++lineIt;
}
rem -= sz;
it += sz;
@ -221,7 +223,6 @@ void MultiLineTextView::typesetGlyphs(std::wstring_view str,
}
m_width = 0;
m_lines.clear();
size_t rem = str.size() + 1;
auto it = str.cbegin();
@ -238,15 +239,18 @@ void MultiLineTextView::typesetGlyphs(std::wstring_view str,
rem = str.size() + 1;
it = str.cbegin();
auto beginIt = it;
size_t lineIt = 0;
while (rem)
{
if (*it == L'\n' || *it == L'\0')
{
m_lines.emplace_back(new TextView(m_viewSystem, *this, m_fontAtlas, m_align, m_lineCapacity));
m_lines.back()->typesetGlyphs(std::wstring(beginIt, it), defaultColor);
m_width = std::max(m_width, m_lines.back()->nominalWidth());
TextView& tv = (lineIt < m_lines.size()) ? *m_lines[lineIt] :
*m_lines.emplace_back(new TextView(m_viewSystem, *this, m_fontAtlas, m_align, m_lineCapacity));
tv.typesetGlyphs(std::wstring(beginIt, it), defaultColor);
m_width = std::max(m_width, tv.nominalWidth());
beginIt = it + 1;
++lineIt;
}
--rem;
++it;

10
specter/lib/TextView.cpp
View File

@ -300,7 +300,7 @@ void TextView::_commitResources(size_t capacity)
{
auto& res = rootView().viewRes();
auto fontTex = m_fontAtlas.texture(res.m_factory);
View::commitResources(res, [&](boo::IGraphicsDataFactory::Context& ctx) -> bool
View::commitResources(res, [&](boo::IGraphicsDataFactory::Context& ctx)
{
buildResources(ctx, res);
@ -409,7 +409,11 @@ void TextView::typesetGlyphs(std::string_view str, const zeus::CColor& defaultCo
{
UTF8Iterator it(str.begin());
size_t charLen = str.size() ? std::min(it.countTo(str.end()), m_capacity) : 0;
if (charLen > m_curSize)
{
m_curSize = charLen;
_commitResources(charLen);
}
uint32_t lCh = -1;
m_glyphs.clear();
@ -478,7 +482,11 @@ void TextView::typesetGlyphs(std::string_view str, const zeus::CColor& defaultCo
void TextView::typesetGlyphs(std::wstring_view str, const zeus::CColor& defaultColor)
{
size_t charLen = std::min(str.size(), m_capacity);
if (charLen > m_curSize)
{
m_curSize = charLen;
_commitResources(charLen);
}
uint32_t lCh = -1;
m_glyphs.clear();