From 40fc27154fe754181934dc7ee31375e6bdfb33fc Mon Sep 17 00:00:00 2001 From: chai Date: Tue, 23 Oct 2018 12:23:58 +0800 Subject: *merge from minimal --- src/lua/modules/graphics/bitmap.cpp | 113 ++++++++++++++++++++++++++++++++++++ 1 file changed, 113 insertions(+) create mode 100644 src/lua/modules/graphics/bitmap.cpp (limited to 'src/lua/modules/graphics/bitmap.cpp') diff --git a/src/lua/modules/graphics/bitmap.cpp b/src/lua/modules/graphics/bitmap.cpp new file mode 100644 index 0000000..13517f9 --- /dev/null +++ b/src/lua/modules/graphics/bitmap.cpp @@ -0,0 +1,113 @@ +#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; + + typedef Ref& BitmapRef; + + static inline BitmapRef checkBitmap(lua_State* L) + { + Proxy* proxy = (Proxy*)luax_checktype(L, 1, JIN_GRAPHICS_BITMAP); + return proxy->getRef(); + } + + static int l_gc(lua_State* L) + { + BitmapRef ref = checkBitmap(L); + ref.release(); + return 0; + } + + static int l_getWidth(lua_State* L) + { + BitmapRef ref = checkBitmap(L); + int w = ref->getWidth(); + luax_pushinteger(L, w); + return 1; + } + + static int l_getHeight(lua_State* L) + { + BitmapRef ref = checkBitmap(L); + int h = ref->getHeight(); + luax_pushinteger(L, h); + return 1; + } + + static int l_getSize(lua_State* L) + { + BitmapRef ref = checkBitmap(L); + int w = ref->getWidth(); + int h = ref->getHeight(); + luax_pushinteger(L, w); + luax_pushinteger(L, h); + return 2; + } + + static int l_getPixel(lua_State* L) + { + BitmapRef ref = checkBitmap(L); + int x = luax_checkinteger(L, 2); + int y = luax_checkinteger(L, 3); + Color col = ref->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; + } + + static int l_setPixel(lua_State* L) + { + BitmapRef ref = 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); + ref->setPixel(Color(r, g, b, a), x, y); + return 0; + } + + static int l_clone(lua_State* L) + { + BitmapRef ref = checkBitmap(L); + Bitmap* bitmap = ref.getObject(); + Bitmap* b = Bitmap::clone(bitmap); + Proxy* proxy = (Proxy*)luax_newinstance(L, JIN_GRAPHICS_BITMAP, sizeof(Proxy)); + proxy->bind(new Ref(b, JIN_GRAPHICS_BITMAP)); + return 1; + } + + static const 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 } + }; + + int luaopen_Bitmap(lua_State* L) + { + luax_newtype(L, JIN_GRAPHICS_BITMAP, f); + return 0; + } + + } // graphics +} // namespace JinEngine \ No newline at end of file -- cgit v1.1-26-g67d0