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lua: Add Frame.previous/next properties

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This commit is contained in:
David Capello 2018-12-06 12:30:34 -03:00
parent fffacf0a93
commit dea61e50de
1 changed files with 27 additions and 0 deletions
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27
src/app/script/frame_class.cpp
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@ -11,6 +11,7 @@
#include "app/cmd/set_frame_duration.h"
#include "app/script/docobj.h"
#include "app/script/engine.h"
#include "app/script/luacpp.h"
#include "app/tx.h"
#include "doc/frame.h"
@ -74,6 +75,30 @@ int Frame_get_duration(lua_State* L)
return 1;
}
int Frame_get_previous(lua_State* L)
{
auto obj = get_obj<FrameObj>(L, 1);
auto sprite = obj->sprite(L);
auto frame = obj->frame-1;
if (frame >= 0 && frame < sprite->totalFrames())
push_sprite_frame(L, sprite, frame);
else
lua_pushnil(L);
return 1;
}
int Frame_get_next(lua_State* L)
{
auto obj = get_obj<FrameObj>(L, 1);
auto sprite = obj->sprite(L);
auto frame = obj->frame+1;
if (frame >= 0 && frame < sprite->totalFrames())
push_sprite_frame(L, sprite, frame);
else
lua_pushnil(L);
return 1;
}
int Frame_set_duration(lua_State* L)
{
auto obj = get_obj<FrameObj>(L, 1);
@ -95,6 +120,8 @@ const Property Frame_properties[] = {
{ "sprite", Frame_get_sprite, nullptr },
{ "frameNumber", Frame_get_frameNumber, nullptr },
{ "duration", Frame_get_duration, Frame_set_duration },
{ "previous", Frame_get_previous, nullptr },
{ "next", Frame_get_next, nullptr },
{ nullptr, nullptr, nullptr }
};