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Add max characters column in subtitles grid #175

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Add max characters column in subtitles grid #175

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51 changes: 51 additions & 0 deletions src/grid_column.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -400,6 +400,56 @@ class GridColumnCPS final : public GridColumn {
}
};

class GridColumnMaxLength final : public GridColumn {
const agi::OptionValue *ignore_whitespace = OPT_GET("Subtitle/Character Counter/Ignore Whitespace");
const agi::OptionValue *ignore_punctuation = OPT_GET("Subtitle/Character Counter/Ignore Punctuation");
const agi::OptionValue *character_limit = OPT_GET("Subtitle/Character Limit");
const agi::OptionValue *bg_color = OPT_GET("Colour/Subtitle/Syntax/Background/Error");

public:
COLUMN_HEADER(_("Max"))
COLUMN_DESCRIPTION(_("Max Characters Per Line"))
bool Centered() const override { return true; }
bool RefreshOnTextChange() const override { return true; }

wxString Value(const AssDialogue *d, const agi::Context *) const override {
return wxS("");
}

int MaxLength(const AssDialogue *d) const {
auto const& text = d->Text.get();

int ignore = agi::IGNORE_BLOCKS;
if (ignore_whitespace->GetBool())
ignore |= agi::IGNORE_WHITESPACE;
if (ignore_punctuation->GetBool())
ignore |= agi::IGNORE_PUNCTUATION;

return agi::MaxLineLength(text, ignore);
}

int Width(const agi::Context *c, WidthHelper &helper) const override {
return helper(wxS("999"));
}

void Paint(wxDC &dc, int x, int y, const AssDialogue *d, const agi::Context *) const override {
int maxLength = MaxLength(d);

wxString str = std::to_wstring(maxLength);
wxSize ext = dc.GetTextExtent(str);

int limit = character_limit->GetInt();
if (maxLength > limit) {
dc.SetBrush(wxBrush(to_wx(bg_color->GetColor())));
dc.SetPen(*wxTRANSPARENT_PEN);
dc.DrawRectangle(x, y + 1, width, ext.GetHeight() + 3);
}

x += (width + 2 - ext.GetWidth()) / 2;
dc.DrawText(str, x, y + 2);
}
};

class GridColumnText final : public GridColumn {
const agi::OptionValue *override_mode;
wxString replace_char;
Expand Down Expand Up @@ -470,6 +520,7 @@ std::vector<std::unique_ptr<GridColumn>> GetGridColumns() {
ret.push_back(make<GridColumnStartTime>());
ret.push_back(make<GridColumnEndTime>());
ret.push_back(make<GridColumnCPS>());
ret.push_back(make<GridColumnMaxLength>());
ret.push_back(make<GridColumnStyle>());
ret.push_back(make<GridColumnActor>());
ret.push_back(make<GridColumnEffect>());
Expand Down