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lua: Add Image:isEmpty() and Image:isPlain()

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This commit is contained in:
David Capello 2019-03-29 15:55:10 -03:00
parent c945996fd6
commit 07cc284c30
1 changed files with 28 additions and 0 deletions
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28
src/app/script/image_class.cpp
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@ -237,6 +237,32 @@ int Image_isEqual(lua_State* L)
return 1;
}
int Image_isEmpty(lua_State* L)
{
auto obj = get_obj<ImageObj>(L, 1);
auto img = obj->image(L);
bool res = doc::is_empty_image(img);
lua_pushboolean(L, res);
return 1;
}
int Image_isPlain(lua_State* L)
{
auto obj = get_obj<ImageObj>(L, 1);
auto img = obj->image(L);
doc::color_t color;
if (lua_isnone(L, 2))
color = img->maskColor();
else if (lua_isinteger(L, 2))
color = lua_tointeger(L, 2);
else
color = convert_args_into_pixel_color(L, 2);
bool res = doc::is_plain_image(img, color);
lua_pushboolean(L, res);
return 1;
}
int Image_get_width(lua_State* L)
{
const auto obj = get_obj<ImageObj>(L, 1);
@ -281,6 +307,8 @@ const luaL_Reg Image_methods[] = {
{ "drawSprite", Image_drawSprite }, { "putSprite", Image_drawSprite }, // TODO putSprite is deprecated
{ "pixels", Image_pixels },
{ "isEqual", Image_isEqual },
{ "isEmpty", Image_isEmpty },
{ "isPlain", Image_isPlain },
{ "__gc", Image_gc },
{ nullptr, nullptr }
};