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authorchai <chaifix@163.com>2018-10-23 15:56:01 +0800
committerchai <chaifix@163.com>2018-10-23 15:56:01 +0800
commit6551adeca70d4299a99d45245d4e13dbfdfa87e5 (patch)
treea766ff9a0cdc52588a6aa62e41d0b134c04c2ba0 /src/lua/modules/graphics/je_lua_ttf.cpp
parenta164919e8eb3409d13bb225cc0e6f0b95446e8e0 (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.cpp73
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 \ No newline at end of file