forked from mia/Aegisub
Make modifying multiple lines at once less brittle
Only count characters outside of override blocks for the relative positions to do the edits on each line, which handles the case where the lines have different lengths of stuff in override blocks but the same text.
This commit is contained in:
Thomas Goyne
parent
7ed3fbade0
commit
780c93ed4d
1 changed files with 151 additions and 140 deletions
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@ -157,122 +157,144 @@ AssDialogue *paste_over(wxWindow *parent, std::vector<bool>& pasteOverOptions, A
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return old_line;
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}
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template<typename T>
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T get_value(std::vector<std::unique_ptr<AssDialogueBlock>> const& blocks, int blockn, T initial, std::string const& tag_name, std::string alt = "") {
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for (auto ovr : blocks | sliced(0, blockn + 1) | reversed | agi::of_type<AssDialogueBlockOverride>()) {
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for (auto const& tag : ovr->Tags | reversed) {
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if (tag.Name == tag_name || tag.Name == alt)
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return tag.Params[0].template Get<T>(initial);
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}
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}
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return initial;
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}
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struct parsed_line {
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AssDialogue *line;
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std::vector<std::unique_ptr<AssDialogueBlock>> blocks;
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int block_at_pos(std::string const& text, int pos) {
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int n = 0;
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int max = text.size() - 1;
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bool in_block = false;
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parsed_line(AssDialogue *line) : line(line), blocks(line->ParseTags()) { }
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parsed_line(parsed_line&& r) : line(r.line), blocks(std::move(r.blocks)) { }
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for (int i = 0; i <= pos && i <= max; ++i) {
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if (text[i] == '{') {
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if (!in_block && i > 0)
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++n;
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in_block = true;
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}
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else if (text[i] == '}' && in_block) {
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in_block = false;
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if (i != max && i != pos && i != pos -1 && (i+1 == max || text[i+1] != '{'))
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n++;
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template<typename T>
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T get_value(int blockn, T initial, std::string const& tag_name, std::string alt = "") const {
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for (auto ovr : blocks | sliced(0, blockn + 1) | reversed | agi::of_type<AssDialogueBlockOverride>()) {
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for (auto const& tag : ovr->Tags | reversed) {
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if (tag.Name == tag_name || tag.Name == alt)
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return tag.Params[0].template Get<T>(initial);
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}
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}
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return initial;
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}
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if (in_block) {
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for (int i = pos + 1; i <= max; ++i) {
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if (text[i] == '}') {
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int block_at_pos(int pos) const {
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auto const& text = line->Text.get();
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int n = 0;
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int max = text.size() - 1;
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bool in_block = false;
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for (int i = 0; i <= max; ++i) {
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if (text[i] == '{') {
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if (!in_block && i > 0 && pos >= 0)
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++n;
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in_block = true;
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}
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else if (text[i] == '}' && in_block) {
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in_block = false;
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if (pos > 0 && (i + 1 == max || text[i + 1] != '{'))
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n++;
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}
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else if (!in_block) {
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if (--pos == 0)
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return n + (i < max && text[i + 1] == '{');
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}
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}
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return n - in_block;
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}
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int set_tag(std::string const& tag, std::string const& value, int norm_pos, int orig_pos) {
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int blockn = block_at_pos(norm_pos);
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AssDialogueBlockPlain *plain = nullptr;
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AssDialogueBlockOverride *ovr = nullptr;
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while (blockn >= 0 && !plain && !ovr) {
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AssDialogueBlock *block = blocks[blockn].get();
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switch (block->GetType()) {
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case AssBlockType::PLAIN:
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plain = static_cast<AssDialogueBlockPlain *>(block);
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break;
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case AssBlockType::DRAWING:
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--blockn;
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break;
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case AssBlockType::COMMENT:
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--blockn;
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orig_pos = line->Text.get().rfind('{', orig_pos);
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break;
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case AssBlockType::OVERRIDE:
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ovr = static_cast<AssDialogueBlockOverride*>(block);
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break;
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}
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}
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}
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return n - in_block;
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}
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// If we didn't hit a suitable block for inserting the override just put
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// it at the beginning of the line
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if (blockn < 0)
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orig_pos = 0;
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int set_tag(AssDialogue *line, std::vector<std::unique_ptr<AssDialogueBlock>> &blocks, std::string const& tag, std::string const& value, int sel_start, int sel_end, bool at_end = false) {
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int start = at_end ? sel_end : sel_start;
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int blockn = block_at_pos(line->Text, start);
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AssDialogueBlockPlain *plain = nullptr;
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AssDialogueBlockOverride *ovr = nullptr;
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while (blockn >= 0) {
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AssDialogueBlock *block = blocks[blockn].get();
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if (dynamic_cast<AssDialogueBlockDrawing*>(block))
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--blockn;
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else if (dynamic_cast<AssDialogueBlockComment*>(block)) {
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// Cursor is in a comment block, so try the previous block instead
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--blockn;
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start = line->Text.get().rfind('{', start);
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std::string insert(tag + value);
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int shift = insert.size();
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if (plain || blockn < 0) {
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line->Text = line->Text.get().substr(0, orig_pos) + "{" + insert + "}" + line->Text.get().substr(orig_pos);
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shift += 2;
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blocks = line->ParseTags();
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}
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else if ((plain = dynamic_cast<AssDialogueBlockPlain*>(block)))
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break;
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else {
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ovr = dynamic_cast<AssDialogueBlockOverride*>(block);
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assert(ovr);
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break;
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}
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}
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// If we didn't hit a suitable block for inserting the override just put
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// it at the beginning of the line
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if (blockn < 0)
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start = 0;
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std::string insert(tag + value);
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int shift = insert.size();
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if (plain || blockn < 0) {
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line->Text = line->Text.get().substr(0, start) + "{" + insert + "}" + line->Text.get().substr(start);
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shift += 2;
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blocks = line->ParseTags();
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}
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else if (ovr) {
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std::string alt;
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if (tag == "\\c") alt = "\\1c";
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// Remove old of same
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bool found = false;
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for (size_t i = 0; i < ovr->Tags.size(); i++) {
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std::string const& name = ovr->Tags[i].Name;
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if (tag == name || alt == name) {
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shift -= ((std::string)ovr->Tags[i]).size();
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if (found) {
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ovr->Tags.erase(ovr->Tags.begin() + i);
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i--;
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}
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else {
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ovr->Tags[i].Params[0].Set(value);
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found = true;
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else if (ovr) {
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std::string alt;
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if (tag == "\\c") alt = "\\1c";
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// Remove old of same
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bool found = false;
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for (size_t i = 0; i < ovr->Tags.size(); i++) {
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std::string const& name = ovr->Tags[i].Name;
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if (tag == name || alt == name) {
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shift -= ((std::string)ovr->Tags[i]).size();
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if (found) {
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ovr->Tags.erase(ovr->Tags.begin() + i);
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i--;
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}
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else {
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ovr->Tags[i].Params[0].Set(value);
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found = true;
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}
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}
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}
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if (!found)
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ovr->AddTag(insert);
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line->UpdateText(blocks);
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}
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if (!found)
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ovr->AddTag(insert);
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else
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assert(false);
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line->UpdateText(blocks);
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return shift;
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}
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else
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assert(false);
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};
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return shift;
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int normalize_pos(std::string const& text, int pos) {
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int plain_len = 0;
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bool in_block = false;
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for (int i = 0, max = text.size() - 1; i < pos && i <= max; ++i) {
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if (text[i] == '{')
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in_block = true;
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if (!in_block)
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++plain_len;
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if (text[i] == '}' && in_block)
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in_block = false;
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}
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return plain_len;
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}
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template<typename Func>
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void update_lines(const agi::Context *c, wxString const& undo_msg, Func&& f) {
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const auto active_line = c->selectionController->GetActiveLine();
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const int sel_start = c->textSelectionController->GetSelectionStart();
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const int sel_end = c->textSelectionController->GetSelectionEnd();
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const auto active_line = c->selectionController->GetActiveLine();
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const int norm_sel_start = normalize_pos(active_line->Text, sel_start);
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const int norm_sel_end = normalize_pos(active_line->Text, sel_end);
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int active_sel_shift = 0;
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for (const auto line : c->selectionController->GetSelectedSet()) {
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int shift = f(line, sel_start, sel_end);
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int shift = f(line, sel_start, sel_end, norm_sel_start, norm_sel_end);
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if (line == active_line)
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active_sel_shift = shift;
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}
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@ -284,78 +306,66 @@ void update_lines(const agi::Context *c, wxString const& undo_msg, Func&& f) {
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}
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void toggle_override_tag(const agi::Context *c, bool (AssStyle::*field), const char *tag, wxString const& undo_msg) {
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update_lines(c, undo_msg, [&](AssDialogue *line, int sel_start, int sel_end) {
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update_lines(c, undo_msg, [&](AssDialogue *line, int sel_start, int sel_end, int norm_sel_start, int norm_sel_end) {
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AssStyle const* const style = c->ass->GetStyle(line->Style);
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bool state = style ? style->*field : AssStyle().*field;
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auto blocks = line->ParseTags();
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int blockn = block_at_pos(line->Text, sel_start);
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parsed_line parsed(line);
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int blockn = parsed.block_at_pos(norm_sel_start);
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state = get_value(blocks, blockn, state, tag);
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state = parsed.get_value(blockn, state, tag);
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int shift = set_tag(line, blocks, tag, state ? "0" : "1", sel_start, sel_end);
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int shift = parsed.set_tag(tag, state ? "0" : "1", norm_sel_start, sel_start);
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if (sel_start != sel_end)
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set_tag(line, blocks, tag, state ? "1" : "0", sel_start + shift, sel_end + shift, true);
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parsed.set_tag(tag, state ? "1" : "0", norm_sel_end, sel_end + shift);
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return shift;
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});
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}
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void show_color_picker(const agi::Context *c, agi::Color (AssStyle::*field), const char *tag, const char *alt, const char *alpha) {
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agi::Color initial_color;
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const int sel_start = c->textSelectionController->GetSelectionStart();
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const int sel_end = c->textSelectionController->GetSelectionEnd();
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const auto active_line = c->selectionController->GetActiveLine();
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int active_sel_start = sel_start, active_sel_end = sel_end;
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struct line_info {
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AssDialogue *line;
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agi::Color color;
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std::vector<std::unique_ptr<AssDialogueBlock>> blocks;
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#ifdef _MSC_VER
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line_info(AssDialogue *line, agi::Color color, std::vector<std::unique_ptr<AssDialogueBlock>> blocks)
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: line(line), color(color), blocks(std::move(blocks)) { }
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line_info(line_info &&r) : line(r.line), color(r.color), blocks(std::move(r.blocks)) { }
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#endif
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};
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const int sel_start = c->textSelectionController->GetSelectionStart();
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const int sel_end = c->textSelectionController->GetSelectionStart();
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const int norm_sel_start = normalize_pos(active_line->Text, sel_start);
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auto const& sel = c->selectionController->GetSelectedSet();
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using line_info = std::pair<agi::Color, parsed_line>;
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std::vector<line_info> lines;
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for (auto line : sel) {
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AssStyle const* const style = c->ass->GetStyle(line->Style);
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agi::Color color = (style ? style->*field : AssStyle().*field);
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auto blocks = line->ParseTags();
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int blockn = block_at_pos(line->Text, sel_start);
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parsed_line parsed(line);
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int blockn = parsed.block_at_pos(norm_sel_start);
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int a = get_value(blocks, blockn, (int)color.a, alpha, "\\alpha");
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color = get_value(blocks, blockn, color, tag, alt);
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int a = parsed.get_value(blockn, (int)color.a, alpha, "\\alpha");
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color = parsed.get_value(blockn, color, tag, alt);
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color.a = a;
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if (line == active_line)
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initial_color = color;
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lines.push_back(line_info{line, color, std::move(blocks)});
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lines.emplace_back(color, std::move(parsed));
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}
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int active_shift = 0;
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int commit_id = -1;
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bool ok = GetColorFromUser(c->parent, initial_color, true, [&](agi::Color new_color) {
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for (auto& line : lines) {
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int shift = set_tag(line.line, line.blocks, tag, new_color.GetAssOverrideFormatted(), sel_start, sel_end);
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if (new_color.a != line.color.a) {
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shift += set_tag(line.line, line.blocks, alpha, str(boost::format("&H%02X&") % (int)new_color.a), sel_start + shift, sel_end + shift);
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line.color.a = new_color.a;
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int shift = line.second.set_tag(tag, new_color.GetAssOverrideFormatted(), norm_sel_start, sel_start);
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if (new_color.a != line.first.a) {
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shift += line.second.set_tag(alpha, str(boost::format("&H%02X&") % (int)new_color.a), norm_sel_start, sel_start + shift);
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line.first.a = new_color.a;
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}
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if (line.line == active_line) {
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active_sel_start = sel_start + shift;
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active_sel_end = sel_end + shift;
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}
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if (line.second.line == active_line)
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active_shift = shift;
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}
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commit_id = c->ass->Commit(_("set color"), AssFile::COMMIT_DIAG_TEXT, commit_id, sel.size() == 1 ? *sel.begin() : nullptr);
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if (active_sel_start >= 0 && active_sel_end >= 0)
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c->textSelectionController->SetSelection(active_sel_start, active_sel_end);
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if (active_shift)
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c->textSelectionController->SetSelection(sel_start + active_shift, sel_start + active_shift);
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});
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c->ass->Commit(_("set color"), AssFile::COMMIT_DIAG_TEXT, commit_id, sel.size() == 1 ? *sel.begin() : nullptr);
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@ -469,35 +479,36 @@ struct edit_font final : public Command {
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STR_HELP("Select a font face and size")
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void operator()(agi::Context *c) override {
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const int insertion_point = c->textSelectionController->GetInsertionPoint();
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std::vector<std::unique_ptr<AssDialogueBlock>> blocks;
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auto font_for_line = [&](AssDialogue *const line) -> wxFont {
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blocks = line->ParseTags();
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const int blockn = block_at_pos(line->Text, insertion_point);
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const parsed_line active(c->selectionController->GetActiveLine());
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const int insertion_point = normalize_pos(active.line->Text, c->textSelectionController->GetInsertionPoint());
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const AssStyle *style = c->ass->GetStyle(line->Style);
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auto font_for_line = [&](parsed_line const& line) -> wxFont {
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const int blockn = line.block_at_pos(insertion_point);
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const AssStyle *style = c->ass->GetStyle(line.line->Style);
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const AssStyle default_style;
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if (!style)
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style = &default_style;
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return wxFont(
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get_value(blocks, blockn, (int)style->fontsize, "\\fs"),
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line.get_value(blockn, (int)style->fontsize, "\\fs"),
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wxFONTFAMILY_DEFAULT,
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get_value(blocks, blockn, style->italic, "\\i") ? wxFONTSTYLE_ITALIC : wxFONTSTYLE_NORMAL,
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get_value(blocks, blockn, style->bold, "\\b") ? wxFONTWEIGHT_BOLD : wxFONTWEIGHT_NORMAL,
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get_value(blocks, blockn, style->underline, "\\u"),
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to_wx(get_value(blocks, blockn, style->font, "\\fn")));
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line.get_value(blockn, style->italic, "\\i") ? wxFONTSTYLE_ITALIC : wxFONTSTYLE_NORMAL,
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line.get_value(blockn, style->bold, "\\b") ? wxFONTWEIGHT_BOLD : wxFONTWEIGHT_NORMAL,
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line.get_value(blockn, style->underline, "\\u"),
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to_wx(line.get_value(blockn, style->font, "\\fn")));
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};
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const wxFont initial = font_for_line(c->selectionController->GetActiveLine());
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const wxFont initial = font_for_line(active);
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const wxFont font = wxGetFontFromUser(c->parent, initial);
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if (!font.Ok() || font == initial) return;
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update_lines(c, _("set font"), [&](AssDialogue *line, int sel_start, int sel_end) {
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const wxFont startfont = font_for_line(line);
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update_lines(c, _("set font"), [&](AssDialogue *line, int sel_start, int sel_end, int norm_sel_start, int norm_sel_end) {
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parsed_line parsed(line);
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const wxFont startfont = font_for_line(parsed);
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int shift = 0;
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auto do_set_tag = [&](const char *tag_name, std::string const& value) {
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shift += set_tag(line, blocks, tag_name, value, sel_start + shift, sel_end + shift);
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shift += parsed.set_tag(tag_name, value, norm_sel_start, sel_start + shift);
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};
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if (font.GetFaceName() != startfont.GetFaceName())
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