Move line joining from SubtitlesGrid to the commands

Originally committed to SVN as r5454.

aegisub/src/command/edit.cpp

@@ -132,6 +132,46 @@ struct edit_line_duplicate_shift : public Command {
 	}
 };
 
+static void combine_lines(agi::Context *c, void (*combiner)(AssDialogue *, AssDialogue *), wxString const& message) {
+	SelectionController<AssDialogue>::Selection sel = c->selectionController->GetSelectedSet();
+
+	AssDialogue *first = 0;
+	entryIter out = c->ass->Line.begin();
+	for (entryIter it = c->ass->Line.begin(); it != c->ass->Line.end(); ++it) {
+		AssDialogue *diag = dynamic_cast<AssDialogue*>(*it);
+		if (!diag || !sel.count(diag)) {
+			*out++ = *it;
+			continue;
+		}
+		if (!first) {
+			first = diag;
+			*out++ = *it;
+			continue;
+		}
+
+		combiner(first, diag);
+
+		first->End.SetMS(diag->End.GetMS());
+		delete diag;
+	}
+
+	c->ass->Line.erase(out, c->ass->Line.end());
+	sel.clear();
+	sel.insert(first);
+	c->selectionController->SetActiveLine(first);
+	c->selectionController->SetSelectedSet(sel);
+	c->ass->Commit(message);
+}
+
+static void combine_karaoke(AssDialogue *first, AssDialogue *second) {
+	first->Text += wxString::Format("{\\k%d}%s", (second->Start.GetMS() - first->End.GetMS()) / 10, second->Text);
+}
+
+static void combine_concat(AssDialogue *first, AssDialogue *second) {
+	first->Text += L"\\N" + second->Text;
+}
+
+static void combine_drop(AssDialogue *, AssDialogue *) { }
 
 /// Joins selected lines in a single one, as karaoke.
 struct edit_line_join_as_karaoke : public Command {
@@ -141,8 +181,7 @@ struct edit_line_join_as_karaoke : public Command {
 	STR_HELP("Joins selected lines in a single one, as karaoke.")
 
 	void operator()(agi::Context *c) {
-		wxArrayInt sels = c->subsGrid->GetSelection();
-		c->subsGrid->JoinAsKaraoke(sels.front(), sels.back());
+		combine_lines(c, combine_karaoke, _("join as karaoke"));
 	}
 };
 
@@ -155,8 +194,7 @@ struct edit_line_join_concatenate : public Command {
 	STR_HELP("Joins selected lines in a single one, concatenating text together.")
 
 	void operator()(agi::Context *c) {
-		wxArrayInt sels = c->subsGrid->GetSelection();
-		c->subsGrid->JoinLines(sels.front(), sels.back(), true);
+		combine_lines(c, combine_concat, _("join lines"));
 	}
 };
 
@@ -169,8 +207,7 @@ struct edit_line_join_keep_first : public Command {
 	STR_HELP("Joins selected lines in a single one, keeping text of first and discarding remaining.")
 
 	void operator()(agi::Context *c) {
-		wxArrayInt sels = c->subsGrid->GetSelection();
-		c->subsGrid->JoinLines(sels.front(), sels.back(), false);
+		combine_lines(c, combine_drop, _("join lines"));
 	}
 };
 

aegisub/src/subs_grid.cpp

@@ -517,59 +517,6 @@ void SubtitlesGrid::DeleteLines(wxArrayInt target, bool flagModified) {
 	}
 }
 
-void SubtitlesGrid::JoinLines(int n1,int n2,bool concat) {
-	int min_ms = INT_MAX;
-	int max_ms = INT_MIN;
-	wxString finalText;
-
-	// Collect data
-	AssDialogue *cur;
-	int start,end;
-	bool gotfirst = false;
-	bool gottime = false;
-	for (int i=n1;i<=n2;i++) {
-		// Get start and end time of current line
-		cur = GetDialogue(i);
-		start = cur->Start.GetMS();
-		end = cur->End.GetMS();
-
-		// Don't take the timing of zero lines
-		if (start != 0 || end != 0) {
-			if (start < min_ms) min_ms = start;
-			if (end > max_ms) max_ms = end;
-			gottime = true;
-		}
-
-		// Set text
-		if (concat || !gotfirst) {
-			if (gotfirst) finalText += _T("\\N");
-			gotfirst = true;
-			finalText += cur->Text;
-		}
-	}
-
-	// If it didn't get any times, then it's probably because they were all 0 lines.
-	if (!gottime) {
-		min_ms = 0;
-		max_ms = 0;
-	}
-
-	// Apply settings to first line
-	cur = GetDialogue(n1);
-	cur->Start.SetMS(min_ms);
-	cur->End.SetMS(max_ms);
-	cur->Text = finalText;
-
-	// Delete remaining lines (this will auto commit)
-	DeleteLines(GetRangeArray(n1+1,n2), false);
-
-	context->ass->Commit(_("join lines"));
-
-	// Select new line
-	SetActiveLine(cur);
-	SelectRow(n1);
-}
-
 void SubtitlesGrid::AdjoinLines(int n1,int n2,bool setStart) {
 	if (n1 == n2) {
 		if (setStart) {
@@ -606,52 +553,6 @@ void SubtitlesGrid::AdjoinLines(int n1,int n2,bool setStart) {
 	context->ass->Commit(_("adjoin"));
 }
 
-void SubtitlesGrid::JoinAsKaraoke(int n1,int n2) {
-	wxString finalText = _T("");
-
-	// Collect data
-	AssDialogue *cur;
-	int start,end;
-	int firststart = 0;
-	int lastend = -1;
-	int len1,len2;
-	for (int i=n1;i<=n2;i++) {
-		cur = GetDialogue(i);
-
-		// Get times
-		start = cur->Start.GetMS();
-		end = cur->End.GetMS();
-
-		// Get len
-		if (lastend == -1) {
-			lastend = start;
-			firststart = start;
-		}
-		len1 = (start - lastend) / 10;
-		len2 = (end - start) / 10;
-
-		// Create text
-		if (len1 != 0) finalText += _T("{\\k") + wxString::Format(_T("%i"),len1) + _T("}");
-		finalText += _T("{\\k") + wxString::Format(_T("%i"),len2) + _T("}") + cur->Text;
-		lastend = end;
-	}
-
-	// Apply settings to first line
-	cur = GetDialogue(n1);
-	cur->Start.SetMS(firststart);
-	cur->End.SetMS(lastend);
-	cur->Text = finalText;
-
-	// Delete remaining lines (this will auto commit)
-	DeleteLines(GetRangeArray(n1+1,n2), false);
-
-	context->ass->Commit(_("join as karaoke"));
-
-	// Select new line
-	SetActiveLine(cur);
-	SelectRow(n1);
-}
-
 void SubtitlesGrid::DuplicateLines(int n1,int n2,bool nextFrame) {
 	AssDialogue *cur;
 	bool update = false;

aegisub/src/subs_grid.h

@@ -85,15 +85,6 @@ public:
 	/// @param start Start vs. End time
 	void SetSubsToVideo(bool start);
 
-	/// @brief Join the selected lines
-	/// @param n1     First line to join
-	/// @param n2     Last line to join
-	/// @param concat Concatenate the lines rather than discarding all past the first
-	void JoinLines(int first,int last,bool concat=true);
-	/// @brief Join selected lines as karaoke, with their relative times used for syllable lengths
-	/// @param n1 First line to join
-	/// @param n2 Last line to join
-	void JoinAsKaraoke(int first,int last);
 	/// @brief Adjoins selected lines, setting each line's start time to the previous line's end time
 	/// @param n1       First line to adjoin
 	/// @param n2       Last line to adjoin