change file tree

1 files changed, 84 insertions, 0 deletions

diff --git a/src/script/graphics/luaopen_Image.cpp b/src/script/graphics/luaopen_Image.cpp
new file mode 100644
index 0000000..6fe089f
--- /dev/null
+++ b/src/script/graphics/luaopen_Image.cpp
@@ -0,0 +1,84 @@
+#include "3rdparty/luax/luax.h"
+#include "libjin/render/image.h"
+#include "../luaopen_types.h"
+
+using namespace jin::render;
+
+namespace jin
+{
+namespace lua
+{
+
+    static inline Image* checkImage(lua_State* L)
+    {
+        return (Image*)luax_checktype(L, 1, TYPE_IMAGE);
+    }
+
+    static int l_getWidth(lua_State* L)
+    {
+        Image* i = checkImage(L);
+        luax_pushnumber(L, i->getWidth()); 
+        return 1; 
+    }
+
+    static int l_getHeight(lua_State *L)
+    {
+        Image* i = checkImage(L);
+        luax_pushnumber(L, i->getHeight());
+        return 1;
+    }
+
+    static int l_getPixel(lua_State* L)
+    {
+        Image* i = checkImage(L);
+        int x = luax_checknumber(L, 2); 
+        int y = luax_checknumber(L, 3);
+        color c = i->getPixel(x, y); 
+        luax_pushnumber(L, c.rgba.r);
+        luax_pushnumber(L, c.rgba.g);
+        luax_pushnumber(L, c.rgba.b);
+        luax_pushnumber(L, c.rgba.a);
+        return 4;
+    }
+
+    static int l_setAnchor(lua_State* L)
+    {
+        Image* i = checkImage(L);
+        int x = luax_checknumber(L, 2); 
+        int y = luax_checknumber(L, 3); 
+        i->setAnchor(x, y);
+        return 0; 
+    }
+
+    static int l_getSize(lua_State* L)
+    {
+        Image* i = checkImage(L);
+        luax_pushnumber(L, i->getWidth());
+        luax_pushnumber(L, i->getHeight());
+        return 2;
+    }
+
+    static int l_gc(lua_State* L)
+    {
+
+        return 0; 
+    }
+
+    static const luaL_Reg f[] = {
+        {"__gc",      l_gc},
+        {"getWidth",  l_getWidth},
+        {"getHeight", l_getHeight},
+        {"getSize",   l_getSize},
+        {"getPixel",  l_getPixel},
+        {"setAnchor", l_setAnchor},
+        {0, 0 }
+    };
+
+    int luaopen_Image(lua_State* L)
+    {
+        luax_newtype(L, TYPE_IMAGE, f);
+        return 0;
+    }
+
+}// graphics
+}// jin
\ No newline at end of file