1// Aseprite
2// Copyright (C) 2019 Igara Studio S.A.
3// Copyright (C) 2001-2018 David Capello
4//
5// This program is distributed under the terms of
6// the End-User License Agreement for Aseprite.
7
8#ifdef HAVE_CONFIG_H
9#include "config.h"
10#endif
11
12#include "app/app.h"
13#include "app/commands/command.h"
14#include "app/context_access.h"
15#include "app/doc_api.h"
16#include "app/i18n/strings.h"
17#include "app/modules/gui.h"
18#include "app/tx.h"
19#include "app/ui/status_bar.h"
20#include "doc/cel.h"
21#include "doc/layer.h"
22#include "doc/sprite.h"
23
24namespace app {
25
26class ClearCelCommand : public Command {
27public:
28 ClearCelCommand();
29
30protected:
31 bool onEnabled(Context* context) override;
32 void onExecute(Context* context) override;
33};
34
35ClearCelCommand::ClearCelCommand()
36 : Command(CommandId::ClearCel(), CmdRecordableFlag)
37{
38}
39
40bool ClearCelCommand::onEnabled(Context* context)
41{
42 return context->checkFlags(ContextFlags::ActiveDocumentIsWritable);
43}
44
45void ClearCelCommand::onExecute(Context* context)
46{
47 ContextWriter writer(context);
48 Doc* document(writer.document());
49 bool nonEditableLayers = false;
50 {
51 Tx tx(writer.context(), "Clear Cel");
52
53 const Site* site = writer.site();
54 if (site->inTimeline() &&
55 !site->selectedLayers().empty() &&
56 !site->selectedFrames().empty()) {
57 for (Layer* layer : site->selectedLayers()) {
58 if (!layer->isImage())
59 continue;
60
61 if (!layer->isEditableHierarchy()) {
62 nonEditableLayers = true;
63 continue;
64 }
65
66 for (frame_t frame : site->selectedFrames().reversed()) {
67 if (Cel* cel = layer->cel(frame))
68 document->getApi(tx).clearCel(cel);
69 }
70 }
71 }
72 else if (writer.cel()) {
73 if (writer.layer()->isEditableHierarchy())
74 document->getApi(tx).clearCel(writer.cel());
75 else
76 nonEditableLayers = true;
77 }
78
79 tx.commit();
80 }
81
82 if (nonEditableLayers)
83 StatusBar::instance()->showTip(1000,
84 Strings::statusbar_tips_locked_layers());
85
86 update_screen_for_document(document);
87}
88
89Command* CommandFactory::createClearCelCommand()
90{
91 return new ClearCelCommand;
92}
93
94} // namespace app
95