diff options
author | chai <chaifix@163.com> | 2018-10-23 15:56:01 +0800 |
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committer | chai <chaifix@163.com> | 2018-10-23 15:56:01 +0800 |
commit | 6551adeca70d4299a99d45245d4e13dbfdfa87e5 (patch) | |
tree | a766ff9a0cdc52588a6aa62e41d0b134c04c2ba0 /src/lua/modules/graphics/je_lua_ttf.cpp | |
parent | a164919e8eb3409d13bb225cc0e6f0b95446e8e0 (diff) |
*修改lua绑定文件的文件名
Diffstat (limited to 'src/lua/modules/graphics/je_lua_ttf.cpp')
-rw-r--r-- | src/lua/modules/graphics/je_lua_ttf.cpp | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/src/lua/modules/graphics/je_lua_ttf.cpp b/src/lua/modules/graphics/je_lua_ttf.cpp new file mode 100644 index 0000000..414c7eb --- /dev/null +++ b/src/lua/modules/graphics/je_lua_ttf.cpp @@ -0,0 +1,73 @@ +#include "lua/modules/luax.h" +#include "lua/modules/types.h" +#include "lua/common/common.h" +#include "libjin/jin.h" + +namespace JinEngine +{ + namespace Lua + { + + using namespace JinEngine::Graphics; + + static int l_gc(lua_State* L) + { + Proxy* proxy = (Proxy*)luax_checktype(L, 1, JIN_GRAPHICS_TTF); + { + /* release ttf data */ + Ref<TTF>* ttf = &proxy->getRef<TTF>(); + RefBase* data = (RefBase*)ttf->getUserdata(); + data->release(); + } + proxy->release(); + return 0; + } + + /* typeset(Text | string, lineheight, spacing) */ + static int l_typeset(lua_State* L) + { + Proxy* p = (Proxy*)luax_checktype(L, 1, JIN_GRAPHICS_TTF); + TTF* ttf = p->getObject<TTF>(); + int lineheight = luax_optnumber(L, 3, ttf->getFontSize()); + int spacing = luax_optnumber(L, 4, 0); + Page* page = nullptr; + if (luax_isstring(L, 2)) + { + unsigned length; + const char* str = luax_checklstring(L, 2, &length); + Text text(Encode::UTF8, str, length); + page = ttf->typeset(text, lineheight, spacing); + } + else if (luax_istype(L, 2, JIN_GRAPHICS_TEXT)) + { + Proxy* p2 = (Proxy*)luax_checktype(L, 2, JIN_GRAPHICS_TEXT); + Text* text = p2->getObject<Text>(); + page = ttf->typeset(*text, lineheight, spacing); + } + Proxy* proxy = (Proxy*)luax_newinstance(L, JIN_GRAPHICS_PAGE, sizeof(Proxy)); + Ref<Page>* refPage = new Ref<Page>(page, JIN_GRAPHICS_PAGE); + { + /* retain related ttf */ + Ref<TTF>& refTTF = p->getRef<TTF>(); + refTTF.retain(); + refPage->setUserdata(&refTTF); + } + proxy->bind(refPage); + return 1; + } + + static const luaL_Reg f[] = { + { "__gc", l_gc }, + { "typeset", l_typeset }, + { 0, 0 } + }; + + int luaopen_TTF(lua_State* L) + { + luax_newtype(L, JIN_GRAPHICS_TTF, f); + + return 0; + } + + } // namespace Lua +} // namespace JinEngine
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