From 431c1dcded16649c10331b9dc4e57f20067cea0b Mon Sep 17 00:00:00 2001
From: dec05eba <dec05eba@protonmail.com>
Date: Tue, 1 May 2018 13:27:52 +0200
Subject: Add 'add user', 'join channel'. Improve scrolling. Added locks

---
 src/MessageBoard.cpp | 34 +++++++++++++++++++++++++++++-----
 1 file changed, 29 insertions(+), 5 deletions(-)

(limited to 'src/MessageBoard.cpp')

diff --git a/src/MessageBoard.cpp b/src/MessageBoard.cpp
index bcdf5c7..031bbdf 100644
--- a/src/MessageBoard.cpp
+++ b/src/MessageBoard.cpp
@@ -61,7 +61,8 @@ namespace dchat
         leftMouseButtonPressed(false),
         scroll(0.0),
         scrollSpeed(0.0),
-        totalHeight(0.0)
+        totalHeight(0.0),
+        scrollToBottom(false)
     {
         updateStaticContentTexture(size);
     }
@@ -85,6 +86,7 @@ namespace dchat
     {
         messages.push_back(message);
         dirty = true;
+        scrollToBottom = true;
     }
     
     void MessageBoard::processEvent(const sf::Event &event)
@@ -118,7 +120,7 @@ namespace dchat
         }
         else if(event.type == sf::Event::MouseWheelScrolled && event.mouseWheelScroll.wheel == sf::Mouse::Wheel::VerticalWheel)
         {
-            scrollSpeed += (event.mouseWheelScroll.delta * 30.0);
+            scrollSpeed += (event.mouseWheelScroll.delta * 5.0);
         }
         
         if(selectingText && !leftMouseButtonPressed)
@@ -186,9 +188,10 @@ namespace dchat
                     {
                         time_t time = (time_t)message->timestampSeconds;
                         struct tm *localTimePtr = localtime(&time);
-                        char *timeStr = asctime(localTimePtr);
+                        char date[30];
+                        strftime(date, sizeof(date), "%Y-%m-%d at %T", localTimePtr);
                         
-                        sf::Text timestamp(timeStr, *timestampFont, timestampTextCharacterSize);
+                        sf::Text timestamp(date, *timestampFont, timestampTextCharacterSize);
                         timestamp.setFillColor(ColorScheme::getTextRegularColor() * sf::Color(255, 255, 255, 30));
                         timestamp.setPosition(sf::Vector2f(floor(position.x + PADDING_SIDE + usernameText.getLocalBounds().width + USERNAME_TIMESTAMP_SIDE_PADDING * Settings::getScaling()), floor(position.y + 2.0f * Settings::getScaling() + usernameTextHeight * 0.5f - timestampTextHeight * 0.5f)));
                         window.draw(timestamp);
@@ -216,7 +219,19 @@ namespace dchat
         }
         
         scroll += scrollSpeed;
-        scrollSpeed /= (deltaTimeMicro * 0.0001);
+        
+        double deltaTimeScrollMultiplier = deltaTimeMicro * 0.00004;
+        if(scrollSpeed > 0.0)
+        {
+            scrollSpeed -= deltaTimeScrollMultiplier;
+        }
+        else
+        {
+            scrollSpeed += deltaTimeScrollMultiplier;
+        }
+        
+        if(abs(scrollSpeed - deltaTimeScrollMultiplier) <= deltaTimeScrollMultiplier)
+            scrollSpeed = 0.0;
         
         double textOverflow = backgroundSize.y - totalHeight;
         if(scroll > 0.0 || textOverflow > 0.0)
@@ -230,6 +245,15 @@ namespace dchat
             scrollSpeed = 0.0;
         }
         
+        if(scrollToBottom)
+        {
+            scrollToBottom = false;
+            if(textOverflow < 0.0)
+                scroll = textOverflow;
+            else
+                scroll = 0.0;
+        }
+        
         //staticContentTexture.display();
         dirty = false;
         
-- 
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