From 7913c19875cd407a1559da66a26906184dcd712b Mon Sep 17 00:00:00 2001
From: dec05eba <dec05eba@protonmail.com>
Date: Thu, 31 May 2018 20:00:19 +0200
Subject: Add scrollbar (currently only used in message board)

---
 include/MessageBoard.hpp |  4 +++-
 include/Scrollbar.hpp    | 33 +++++++++++++++++++++++++++++++++
 2 files changed, 36 insertions(+), 1 deletion(-)
 create mode 100644 include/Scrollbar.hpp

(limited to 'include')

diff --git a/include/MessageBoard.hpp b/include/MessageBoard.hpp
index acdaad4..fdde8c7 100644
--- a/include/MessageBoard.hpp
+++ b/include/MessageBoard.hpp
@@ -3,6 +3,7 @@
 #include "Message.hpp"
 #include "types.hpp"
 #include "../include/Cache.hpp"
+#include "../include/Scrollbar.hpp"
 #include <SFML/Graphics/RenderTexture.hpp>
 #include <SFML/Graphics/RenderWindow.hpp>
 #include <SFML/Window/Event.hpp>
@@ -42,8 +43,8 @@ namespace dchat
         odhtdb::MapHash<Message*> messageIdMap;
         double scroll;
         double scrollSpeed;
-        sf::Clock frameTimer;
         double totalHeight;
+        sf::Clock frameTimer;
         bool scrollToBottom;
         sf::Vector2f backgroundSizeWithoutPadding;
         sf::Vector2f backgroundSize;
@@ -51,5 +52,6 @@ namespace dchat
         std::mutex messageProcessMutex;
         usize visibleMessageStartIndex;
         usize visibleMessageEndIndex;
+        Scrollbar scrollbar;
     };
 }
diff --git a/include/Scrollbar.hpp b/include/Scrollbar.hpp
new file mode 100644
index 0000000..7cf625b
--- /dev/null
+++ b/include/Scrollbar.hpp
@@ -0,0 +1,33 @@
+#pragma once
+
+#include <SFML/Graphics/RenderWindow.hpp>
+#include <SFML/Graphics/Color.hpp>
+#include <SFML/System/Vector2.hpp>
+
+namespace dchat
+{
+    class Scrollbar
+    {
+    public:
+        Scrollbar();
+        
+        void draw(sf::RenderWindow &window);
+        
+        float getScrollingForContent() const;
+        
+        float width;
+        double maxHeight;
+        double scroll;
+        double maxScroll;
+        double scrollRelative;
+        sf::Vector2f position;
+        
+        sf::Color backgroundColor;
+        sf::Color scrollColor;
+    private:
+        float height;
+        bool grabbing;
+        bool followMouse;
+        sf::Vector2f grabOffset;
+    };
+}
-- 
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