Move textchunklist into separate file.

1 files changed, 131 insertions, 0 deletions

diff --git a/src/gui/fonts/textchunklist.cpp b/src/gui/fonts/textchunklist.cpp
new file mode 100644
index 000000000..98d90e23d
--- /dev/null
+++ b/src/gui/fonts/textchunklist.cpp
@@ -0,0 +1,131 @@
+/*
+ *  The ManaPlus Client
+ *  Copyright (C) 2011-2014  The ManaPlus Developers
+ *
+ *  This file is part of The ManaPlus Client.
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "gui/fonts/textchunklist.h"
+
+#include "gui/fonts/textchunk.h"
+
+#include "debug.h"
+
+TextChunkList::TextChunkList() :
+    start(nullptr),
+    end(nullptr),
+    size(0),
+    search(),
+    searchWidth()
+{
+}
+
+void TextChunkList::insertFirst(TextChunk *const item)
+{
+    TextChunk *const oldFirst = start;
+    if (start)
+        start->prev = item;
+    item->prev = nullptr;
+    if (oldFirst)
+        item->next = oldFirst;
+    else
+        end = item;
+    start = item;
+    size ++;
+    search[TextChunkSmall(item->text, item->color, item->color2)] = item;
+    searchWidth[item->text] = item;
+}
+
+void TextChunkList::moveToFirst(TextChunk *const item)
+{
+    if (item == start)
+        return;
+
+    TextChunk *oldPrev = item->prev;
+    if (oldPrev)
+        oldPrev->next = item->next;
+    TextChunk *oldNext = item->next;
+    if (oldNext)
+        oldNext->prev = item->prev;
+    else
+        end = oldPrev;
+    TextChunk *const oldFirst = start;
+    if (start)
+        start->prev = item;
+    item->prev = nullptr;
+    item->next = oldFirst;
+    start = item;
+}
+
+void TextChunkList::removeBack()
+{
+    TextChunk *oldEnd = end;
+    if (oldEnd)
+    {
+        end = oldEnd->prev;
+        if (end)
+            end->next = nullptr;
+        else
+            start = nullptr;
+        search.erase(TextChunkSmall(oldEnd->text,
+            oldEnd->color, oldEnd->color2));
+        searchWidth.erase(oldEnd->text);
+        delete oldEnd;
+        size --;
+    }
+}
+
+void TextChunkList::removeBack(int n)
+{
+    TextChunk *item = end;
+    while (n && item)
+    {
+        n --;
+        TextChunk *oldEnd = item;
+        item = item->prev;
+        search.erase(TextChunkSmall(oldEnd->text,
+            oldEnd->color, oldEnd->color2));
+        searchWidth.erase(oldEnd->text);
+        delete oldEnd;
+        size --;
+    }
+    if (item)
+    {
+        item->next = nullptr;
+        end = item;
+    }
+    else
+    {
+        start = nullptr;
+        end = nullptr;
+    }
+}
+
+void TextChunkList::clear()
+{
+    search.clear();
+    searchWidth.clear();
+    TextChunk *item = start;
+    while (item)
+    {
+        TextChunk *item2 = item->next;
+        delete item;
+        item = item2;
+    }
+    start = nullptr;
+    end = nullptr;
+    size = 0;
+}