drinkingtea/nostalgia
drinkingtea/nostalgia
2
0
Fork 0
Code Issues 6 Pull Requests Actions Releases 6 Activity

[nostalgia/core/studio] Cleanup TileSheetEditorModel update tracking

Browse Source
This commit is contained in:
Gary Talent 2022-02-19 03:06:18 -06:00
parent db2a225855
commit b517cf6858
2 changed files with 14 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
src/nostalgia/core/studio/tilesheeteditormodel.cpp
View File

@ -16,6 +16,8 @@ TileSheetEditorModel::TileSheetEditorModel(Context *ctx, const ox::String &path)
oxRequireT(img, readObj<TileSheet>(ctx, path.c_str()));
m_img = *img;
oxThrowError(readObj<Palette>(ctx, m_img.defaultPalette).moveTo(&m_pal));
m_undoStack.undoTriggered.connect(this, &TileSheetEditorModel::markUpdated);
m_undoStack.redoTriggered.connect(this, &TileSheetEditorModel::markUpdated);
}
void TileSheetEditorModel::cut() {
@ -29,11 +31,11 @@ void TileSheetEditorModel::paste() {
void TileSheetEditorModel::drawCommand(const geo::Point &pt, std::size_t palIdx) noexcept {
if (m_ongoingDrawCommand) {
m_updated = m_ongoingDrawCommand->append(ptToIdx(pt, m_img.columns()));
m_updated = m_updated || m_ongoingDrawCommand->append(ptToIdx(pt, m_img.columns()));
} else {
const auto idx = ptToIdx(pt, m_img.columns());
if (m_img.getPixel(idx) != palIdx) {
pushCommand(new DrawCommand(&m_updated, &m_img, idx, palIdx));
pushCommand(new DrawCommand(&m_img, idx, palIdx));
}
}
}
@ -46,6 +48,11 @@ bool TileSheetEditorModel::updated() const noexcept {
return m_updated;
}
ox::Error TileSheetEditorModel::markUpdated() noexcept {
m_updated = true;
return OxError(0);
}
void TileSheetEditorModel::ackUpdate() noexcept {
m_updated = false;
}

12
src/nostalgia/core/studio/tilesheeteditormodel.hpp
View File

@ -31,17 +31,15 @@ struct DrawCommand: public studio::UndoCommand {
TileSheet *m_img = nullptr;
ox::Vector<Change, 8> m_changes;
int m_palIdx = 0;
bool *m_modelUpdated = nullptr;
public:
constexpr DrawCommand(bool *updated, TileSheet *img, std::size_t idx, int palIdx) noexcept {
m_modelUpdated = updated;
constexpr DrawCommand(TileSheet *img, std::size_t idx, int palIdx) noexcept {
m_img = img;
m_changes.emplace_back(idx, m_img->getPixel(idx));
m_palIdx = palIdx;
}
constexpr bool append(std::size_t idx) noexcept {
constexpr auto append(std::size_t idx) noexcept {
if (m_changes.back().value.idx != idx && m_img->getPixel(idx) != m_palIdx) {
// duplicate entries are bad
auto existing = std::find_if(m_changes.cbegin(), m_changes.cend(), [idx](const auto &c) {
@ -60,14 +58,12 @@ struct DrawCommand: public studio::UndoCommand {
for (const auto &c : m_changes) {
m_img->setPixel(c.idx, m_palIdx);
}
*m_modelUpdated = true;
}
void undo() noexcept final {
for (const auto &c : m_changes) {
m_img->setPixel(c.idx, c.oldPalIdx);
}
*m_modelUpdated = true;
}
};
@ -111,7 +107,7 @@ oxModelBegin(TileSheetClipboard)
oxModelFieldRename(p2, m_p2)
oxModelEnd()
class TileSheetEditorModel {
class TileSheetEditorModel: public ox::SignalHandler {
private:
TileSheet m_img;
@ -149,6 +145,8 @@ class TileSheetEditorModel {
[[nodiscard]]
bool updated() const noexcept;
ox::Error markUpdated() noexcept;
void ackUpdate() noexcept;
ox::Error saveFile() noexcept;