diff options
Diffstat (limited to 'src/lua/modules/graphics/je_lua_bitmap.cpp')
-rw-r--r-- | src/lua/modules/graphics/je_lua_bitmap.cpp | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/src/lua/modules/graphics/je_lua_bitmap.cpp b/src/lua/modules/graphics/je_lua_bitmap.cpp new file mode 100644 index 0000000..6b7655f --- /dev/null +++ b/src/lua/modules/graphics/je_lua_bitmap.cpp @@ -0,0 +1,114 @@ +#include "lua/common/je_lua_common.h" +#include "lua/modules/luax.h" + +#include "libjin/jin.h" +#include "je_lua_bitmap.h" + +using namespace JinEngine::Graphics; + +namespace JinEngine +{ + namespace Lua + { + + const char* Jin_Lua_Bitmap = "Bitmap"; + + typedef Shared<Bitmap>& SharedBitmap; + + LUA_IMPLEMENT inline SharedBitmap checkBitmap(lua_State* L) + { + Proxy* proxy = (Proxy*)luax_checktype(L, 1, Jin_Lua_Bitmap); + return proxy->getShared<Bitmap>(); + } + + LUA_IMPLEMENT int l_gc(lua_State* L) + { + SharedBitmap shared = checkBitmap(L); + shared.release(); + return 0; + } + + LUA_IMPLEMENT int l_getWidth(lua_State* L) + { + SharedBitmap shared = checkBitmap(L); + int w = shared->getWidth(); + luax_pushinteger(L, w); + return 1; + } + + LUA_IMPLEMENT int l_getHeight(lua_State* L) + { + SharedBitmap shared = checkBitmap(L); + int h = shared->getHeight(); + luax_pushinteger(L, h); + return 1; + } + + LUA_IMPLEMENT int l_getSize(lua_State* L) + { + SharedBitmap shared = checkBitmap(L); + int w = shared->getWidth(); + int h = shared->getHeight(); + luax_pushinteger(L, w); + luax_pushinteger(L, h); + return 2; + } + + LUA_IMPLEMENT int l_getPixel(lua_State* L) + { + SharedBitmap shared = checkBitmap(L); + int x = luax_checkinteger(L, 2); + int y = luax_checkinteger(L, 3); + Color col = shared->getPixel(x, y); + luax_pushinteger(L, col.r); + luax_pushinteger(L, col.g); + luax_pushinteger(L, col.b); + luax_pushinteger(L, col.a); + return 4; + } + + LUA_IMPLEMENT int l_setPixel(lua_State* L) + { + SharedBitmap shared = checkBitmap(L); + int x = luax_checkinteger(L, 2); + int y = luax_checkinteger(L, 3); + if (!luax_istable(L, 4)) + { + luax_typerror(L, 4, "table"); + return 1; + } + unsigned int r = luax_rawgetnumber(L, 4, 1); + unsigned int g = luax_rawgetnumber(L, 4, 2); + unsigned int b = luax_rawgetnumber(L, 4, 3); + unsigned int a = luax_rawgetnumber(L, 4, 4); + shared->setPixel(Color(r, g, b, a), x, y); + return 0; + } + + LUA_IMPLEMENT int l_clone(lua_State* L) + { + SharedBitmap shared = checkBitmap(L); + Bitmap* bitmap = shared.getObject(); + Bitmap* b = Bitmap::clone(bitmap); + Proxy* proxy = luax_newinstance(L, Jin_Lua_Bitmap); + proxy->bind(new Shared<Bitmap>(b, Jin_Lua_Bitmap)); + return 1; + } + + LUA_EXPORT void luaopen_Bitmap(lua_State* L) + { + luaL_Reg f[] = { + { "__gc", l_gc }, + { "getWidth", l_getWidth }, + { "getHeight", l_getHeight }, + { "getSize", l_getSize }, + { "getPixel", l_getPixel }, + { "setPixel", l_setPixel }, + { "clone", l_clone }, + { 0, 0 } + }; + luax_newtype(L, Jin_Lua_Bitmap, f); + } + + } // namespace Graphics +} // namespace JinEngine
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