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#include "display_list_cache.hpp"
#include "../graphics/display_list.hpp"
#include "../graphics/glyph.hpp"
#include "../graphics/depth_constants.hpp"
namespace gui
{
DisplayListCache::DisplayListCache(graphics::Screen * CacheScreen,
graphics::GlyphCache * GlyphCache)
: m_CacheScreen(CacheScreen),
m_GlyphCache(GlyphCache)
{}
shared_ptr<graphics::DisplayList> const & DisplayListCache::FindGlyph(graphics::GlyphKey const & key)
{
TGlyphs::const_iterator it = m_Glyphs.find(key);
if (it != m_Glyphs.end())
return it->second;
shared_ptr<graphics::DisplayList> & dl = m_Glyphs[key];
dl.reset(m_CacheScreen->createDisplayList());
m_CacheScreen->beginFrame();
m_CacheScreen->setDisplayList(dl.get());
uint32_t resID = m_CacheScreen->mapInfo(graphics::Glyph::Info(key, m_GlyphCache));
graphics::Resource const * res = m_CacheScreen->fromID(resID);
ASSERT(res->m_cat == graphics::Resource::EGlyph, ());
graphics::Glyph const * glyph = static_cast<graphics::Glyph const *>(res);
m_CacheScreen->drawGlyph(m2::PointD(0, 0), m2::PointD(0, 0), ang::AngleD(0), 0, glyph, graphics::maxDepth - 10);
m_CacheScreen->setDisplayList(0);
m_CacheScreen->endFrame();
return dl;
}
void DisplayListCache::TouchGlyph(graphics::GlyphKey const & key)
{
FindGlyph(key);
}
bool DisplayListCache::HasGlyph(graphics::GlyphKey const & key)
{
return m_Glyphs.find(key) != m_Glyphs.end();
}
void DisplayListCache::TouchSymbol(char const * name)
{
FindSymbol(name);
}
bool DisplayListCache::HasSymbol(char const * name)
{
return m_Symbols.find(name) != m_Symbols.end();
}
shared_ptr<graphics::DisplayList> const & DisplayListCache::FindSymbol(char const * name)
{
string s(name);
TSymbols::const_iterator it = m_Symbols.find(s);
if (it != m_Symbols.end())
return it->second;
shared_ptr<graphics::DisplayList> & dl = m_Symbols[s];
dl.reset(m_CacheScreen->createDisplayList());
m_CacheScreen->beginFrame();
m_CacheScreen->setDisplayList(dl.get());
/// @todo do not cache depth in display list. use separate vertex shader and uniform constant
/// to specify it while rendering display list.
m_CacheScreen->drawSymbol(m2::PointD(0, 0), name, graphics::EPosAbove, graphics::poiAndBookmarkDepth);
m_CacheScreen->setDisplayList(0);
m_CacheScreen->endFrame();
return dl;
}
}
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