aseprite/src/app/commands/cmd_remove_frame.cpp

76 lines
1.7 KiB
C++

// Aseprite
// Copyright (C) 2001-2017 David Capello
//
// This program is distributed under the terms of
// the End-User License Agreement for Aseprite.
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "app/app.h"
#include "app/commands/command.h"
#include "app/context_access.h"
#include "app/document_api.h"
#include "app/modules/gui.h"
#include "app/transaction.h"
#include "doc/sprite.h"
#include "ui/ui.h"
namespace app {
class RemoveFrameCommand : public Command {
public:
RemoveFrameCommand();
Command* clone() const override { return new RemoveFrameCommand(*this); }
protected:
bool onEnabled(Context* context) override;
void onExecute(Context* context) override;
};
RemoveFrameCommand::RemoveFrameCommand()
: Command("RemoveFrame", CmdRecordableFlag)
{
}
bool RemoveFrameCommand::onEnabled(Context* context)
{
ContextWriter writer(context);
Sprite* sprite(writer.sprite());
return
sprite &&
sprite->totalFrames() > 1;
}
void RemoveFrameCommand::onExecute(Context* context)
{
ContextWriter writer(context);
Document* document(writer.document());
Sprite* sprite(writer.sprite());
{
Transaction transaction(writer.context(), "Remove Frame");
DocumentApi api = document->getApi(transaction);
const Site* site = writer.site();
if (site->inTimeline() &&
!site->selectedFrames().empty()) {
for (frame_t frame : site->selectedFrames().reversed()) {
api.removeFrame(sprite, frame);
}
}
else {
api.removeFrame(sprite, writer.frame());
}
transaction.commit();
}
update_screen_for_document(document);
}
Command* CommandFactory::createRemoveFrameCommand()
{
return new RemoveFrameCommand;
}
} // namespace app