70 lines
1.7 KiB
C++
70 lines
1.7 KiB
C++
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#include "fontmanager.h"
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#include <core/resourcemanager.h>
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#include <otml/otml.h>
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FontManager g_fonts;
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void FontManager::releaseFonts()
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{
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m_defaultFont.reset();
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m_fonts.clear();
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}
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bool FontManager::importFont(std::string fontFile)
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{
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try {
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if(!boost::ends_with(fontFile, ".otfont"))
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fontFile += ".otfont";
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OTMLDocumentPtr doc = OTMLDocument::parse(fontFile);
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OTMLNodePtr fontNode = doc->at("Font");
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std::string name = fontNode->readAt<std::string>("name");
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if(fontExists(name))
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throw OTMLException(fontNode, "a font with the same name is already imported, did you duplicate font names?");
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FontPtr font(new Font(name));
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font->load(fontNode);
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m_fonts.push_back(font);
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// set as default if needed
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if(!m_defaultFont)
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m_defaultFont = font;
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return true;
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} catch(std::exception& e) {
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logError("ERROR: could not load font '", fontFile, "': ", e.what());
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return false;
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}
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}
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bool FontManager::fontExists(const std::string& fontName)
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{
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for(const FontPtr& font : m_fonts) {
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if(font->getName() == fontName)
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return true;
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}
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return false;
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}
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FontPtr FontManager::getFont(const std::string& fontName)
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{
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// find font by name
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for(const FontPtr& font : m_fonts) {
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if(font->getName() == fontName)
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return font;
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}
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// when not found, fallback to default font
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return getDefaultFont();
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}
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FontPtr FontManager::getDefaultFont()
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{
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// default font should always exists, otherwise the app may crash
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if(!m_defaultFont)
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throw std::runtime_error("no default font to display, cannot continue to run");
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return m_defaultFont;
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}
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