Remove unused 'parent' member from AssDialogueBlock and make 'text' protected

Originally committed to SVN as r6165.

aegisub/src/ass_dialogue.cpp

@@ -271,15 +271,11 @@ void AssDialogue::ParseASSTags() {
 				//We've found an override block with no backslashes
 				//We're going to assume it's a comment and not consider it an override block
 				//Currently we'll treat this as a plain text block, but feel free to create a new class
-				AssDialogueBlockPlain *block = new AssDialogueBlockPlain;
-				block->text = "{" + work + "}";
-				Blocks.push_back(block);
+				Blocks.push_back(new AssDialogueBlockPlain("{" + work + "}"));
 			}
 			else {
 				// Create block
-				AssDialogueBlockOverride *block = new AssDialogueBlockOverride;
-				block->parent = this;
-				block->text = work;
+				AssDialogueBlockOverride *block = new AssDialogueBlockOverride(work);
 				block->ParseTags();
 				Blocks.push_back(block);
 
@@ -307,14 +303,11 @@ void AssDialogue::ParseASSTags() {
 
 			// Plain-text
 			if (drawingLevel == 0) {
-				AssDialogueBlockPlain *block = new AssDialogueBlockPlain;
-				block->text = work;
-				Blocks.push_back(block);
+				Blocks.push_back(new AssDialogueBlockPlain(work));
 			}
 			// Drawing
 			else {
-				AssDialogueBlockDrawing *block = new AssDialogueBlockDrawing;
-				block->text = work;
+				AssDialogueBlockDrawing *block = new AssDialogueBlockDrawing(work);
 				block->Scale = drawingLevel;
 				Blocks.push_back(block);
 			}

aegisub/src/ass_dialogue.h

@@ -68,20 +68,17 @@ class AssOverrideTag;
 ///  " here."  (Plain)
 ///
 /// Also note how {}s are discarded.
-/// Override blocks are further divided in AssOverrideTag's.
+/// Override blocks are further divided in AssOverrideTags.
 ///
 /// The GetText() method generates a new value for the "text" field from
 /// the other fields in the specific class, and returns the new value.
 /// @endverbatim
 class AssDialogueBlock {
-public:
-	/// DOCME
+protected:
+	/// Text of this block
 	wxString text;
-
-	/// DOCME
-	AssDialogue *parent;
-
-	AssDialogueBlock() { }
+public:
+	AssDialogueBlock(wxString const& text) : text(text) { }
 	virtual ~AssDialogueBlock() { }
 
 	virtual ASS_BlockType GetType() = 0;
@@ -92,23 +89,16 @@ public:
 	virtual wxString GetText() { return text; }
 };
 
-
-
-/// DOCME
 /// @class AssDialogueBlockPlain
-
 /// @brief DOCME
 ///
 /// DOCME
 class AssDialogueBlockPlain : public AssDialogueBlock {
 public:
 	ASS_BlockType GetType() { return BLOCK_PLAIN; }
-	AssDialogueBlockPlain() { }
+	AssDialogueBlockPlain(wxString const& text = "") : AssDialogueBlock(text) { }
 };
 
-
-
-/// DOCME
 /// @class AssDialogueBlockDrawing
 /// @brief DOCME
 ///
@@ -119,20 +109,17 @@ public:
 	int Scale;
 
 	ASS_BlockType GetType() { return BLOCK_DRAWING; }
-	AssDialogueBlockDrawing() { }
+	AssDialogueBlockDrawing(wxString const& text = "") : AssDialogueBlock(text) { }
 	void TransformCoords(int trans_x,int trans_y,double mult_x,double mult_y);
 };
 
-
-
-/// DOCME
 /// @class AssDialogueBlockOverride
 /// @brief DOCME
 ///
 /// DOCME
 class AssDialogueBlockOverride : public AssDialogueBlock {
 public:
-	AssDialogueBlockOverride() { }
+	AssDialogueBlockOverride(wxString const& text = "") : AssDialogueBlock(text) { }
 	~AssDialogueBlockOverride();
 
 	/// DOCME

aegisub/src/ass_karaoke.cpp

@@ -71,18 +71,19 @@ void AssKaraoke::SetLine(AssDialogue *line, bool auto_split) {
 
 	for (size_t i = 0; i < line->Blocks.size(); ++i) {
 		AssDialogueBlock *block = line->Blocks[i];
+		wxString text = block->GetText();
 
 		if (dynamic_cast<AssDialogueBlockPlain*>(block)) {
 			// treat comments as overrides rather than dialogue
-			if (block->text[0] == '{')
-				syl.ovr_tags[syl.text.size()] += block->text;
+			if (text[0] == '{')
+				syl.ovr_tags[syl.text.size()] += text;
 			else
-				syl.text += block->text;
+				syl.text += text;
 		}
 		else if (dynamic_cast<AssDialogueBlockDrawing*>(block)) {
 			// drawings aren't override tags but they shouldn't show up in the
 			// stripped text so pretend they are
-			syl.ovr_tags[syl.text.size()] += block->text;
+			syl.ovr_tags[syl.text.size()] += text;
 		}
 		else if (AssDialogueBlockOverride *ovr = dynamic_cast<AssDialogueBlockOverride*>(block)) {
 			bool in_tag = false;

aegisub/src/ass_override.cpp

@@ -427,8 +427,7 @@ void AssOverrideTag::ParseParameters(const wxString &text, AssOverrideTagProto::
 					break;
 				}
 				case VARDATA_BLOCK: {
-					AssDialogueBlockOverride *temp = new AssDialogueBlockOverride;
-					temp->text = curtok;
+					AssDialogueBlockOverride *temp = new AssDialogueBlockOverride(curtok);
 					temp->ParseTags();
 					newparam->Set(temp);
 					break;

aegisub/src/dialog_resample.cpp

@@ -194,8 +194,7 @@ void DialogResample::DoResampleTags (wxString name,int n,AssOverrideParameter *c
 
 		case PARCLASS_DRAWING:
 			{
-				AssDialogueBlockDrawing block;
-				block.text = curParam->Get<wxString>();
+				AssDialogueBlockDrawing block(curParam->Get<wxString>());
 				block.TransformCoords(m[0],m[2],rx,ry);
 				curParam->Set(block.GetText());
 			}

aegisub/src/dialog_translation.cpp

@@ -214,14 +214,14 @@ void DialogTranslation::UpdateDisplay() {
 		AssDialogueBlock *block = active_line->Blocks[i];
 		if (block->GetType() == BLOCK_PLAIN) {
 			int cur_size = original_text->GetReverseUnicodePosition(original_text->GetLength());
-			original_text->AppendText(block->text);
+			original_text->AppendText(block->GetText());
 			if (i == cur_block) {
 				original_text->StartUnicodeStyling(cur_size);
-				original_text->SetUnicodeStyling(cur_size, block->text.size(), 1);
+				original_text->SetUnicodeStyling(cur_size, block->GetText().size(), 1);
 			}
 		}
 		else if (block->GetType() == BLOCK_OVERRIDE)
-			original_text->AppendText("{" + block->text + "}");
+			original_text->AppendText("{" + block->GetText() + "}");
 	}
 
 	original_text->SetReadOnly(true);
@@ -233,7 +233,7 @@ void DialogTranslation::UpdateDisplay() {
 }
 
 void DialogTranslation::Commit(bool next) {
-	active_line->Blocks[cur_block]->text = translated_text->GetValue();
+	*active_line->Blocks[cur_block] = translated_text->GetValue();
 	active_line->UpdateText();
 	c->ass->Commit(_("translation assistant"), AssFile::COMMIT_DIAG_TEXT);