rename #2

src/messages/Selection.hpp

@@ -0,0 +1,83 @@
+#pragma once
+
+#include <utility>
+
+namespace chatterino {
+namespace messages {
+
+struct SelectionItem {
+    int messageIndex;
+    int charIndex;
+
+    SelectionItem()
+    {
+        this->messageIndex = 0;
+        this->charIndex = 0;
+    }
+
+    SelectionItem(int _messageIndex, int _charIndex)
+    {
+        this->messageIndex = _messageIndex;
+
+        this->charIndex = _charIndex;
+    }
+
+    bool operator<(const SelectionItem &b) const
+    {
+        if (this->messageIndex < b.messageIndex) {
+            return true;
+        }
+        if (this->messageIndex == b.messageIndex && this->charIndex < b.charIndex) {
+            return true;
+        }
+        return false;
+    }
+
+    bool operator>(const SelectionItem &b) const
+    {
+        return b.operator<(*this);
+    }
+
+    bool operator==(const SelectionItem &b) const
+    {
+        return this->messageIndex == b.messageIndex && this->charIndex == b.charIndex;
+    }
+
+    bool operator!=(const SelectionItem &b) const
+    {
+        return this->operator==(b);
+    }
+};
+
+struct Selection {
+    SelectionItem start;
+    SelectionItem end;
+    SelectionItem selectionMin;
+    SelectionItem selectionMax;
+
+    Selection() = default;
+
+    Selection(const SelectionItem &start, const SelectionItem &end)
+        : start(start)
+        , end(end)
+        , selectionMin(start)
+        , selectionMax(end)
+    {
+        if (selectionMin > selectionMax) {
+            std::swap(this->selectionMin, this->selectionMax);
+        }
+    }
+
+    bool isEmpty() const
+    {
+        return this->start == this->end;
+    }
+
+    bool isSingleMessage() const
+    {
+        return this->selectionMin.messageIndex == this->selectionMax.messageIndex;
+    }
+};
+
+}  // namespace messages
+}  // namespace chatterino