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-rw-r--r--src/Chatbar.cpp96
-rw-r--r--src/MessagePart.cpp4
-rw-r--r--src/main.cpp41
3 files changed, 138 insertions, 3 deletions
diff --git a/src/Chatbar.cpp b/src/Chatbar.cpp
new file mode 100644
index 0000000..14edba7
--- /dev/null
+++ b/src/Chatbar.cpp
@@ -0,0 +1,96 @@
+#include "../include/Chatbar.hpp"
+#include "../include/ResourceCache.hpp"
+#include "../include/Settings.hpp"
+#include <cmath>
+
+using namespace std;
+
+namespace dchat
+{
+ const float FONT_SIZE = 24;
+ const float BOX_PADDING_X = 15.0f;
+ const float BOX_PADDING_Y = 5.0f;
+
+ Chatbar::Chatbar() :
+ text("", ResourceCache::getFont("fonts/Roboto-Regular.ttf"), FONT_SIZE * Settings::getScaling()),
+ caretIndex(0)
+ {
+ text.setFillColor(sf::Color(240, 240, 240));
+ background.setFillColor(sf::Color(60, 60, 60));
+ }
+
+ void Chatbar::addChar(sf::Uint32 codePoint)
+ {
+ auto str = text.getString();
+ str.insert(caretIndex, codePoint);
+ text.setString(str);
+ ++caretIndex;
+ caretOffset = text.findCharacterPos(caretIndex) - text.getPosition();
+ }
+
+ const sf::String& Chatbar::getString() const
+ {
+ return text.getString();
+ }
+
+ void Chatbar::removePreviousChar()
+ {
+ if(caretIndex > 0)
+ {
+ auto str = text.getString();
+ str.erase(caretIndex - 1);
+ text.setString(str);
+ --caretIndex;
+ caretOffset = text.findCharacterPos(caretIndex) - text.getPosition();
+ }
+ }
+
+ void Chatbar::removeNextChar()
+ {
+ if(caretIndex < text.getString().getSize())
+ {
+ auto str = text.getString();
+ str.erase(caretIndex);
+ text.setString(str);
+ }
+ }
+
+ void Chatbar::clear()
+ {
+ text.setString("");
+ caretIndex = 0;
+ caretOffset.x = 0.0f;
+ caretOffset.y = 0.0f;
+ }
+
+ void Chatbar::moveCaretLeft()
+ {
+ caretIndex = max(0, caretIndex - 1);
+ // TODO: Use glyph size to optimize this, no need to iterate all glyphs
+ caretOffset = text.findCharacterPos(caretIndex) - text.getPosition();
+ }
+
+ void Chatbar::moveCaretRight()
+ {
+ caretIndex = min((int)text.getString().getSize(), caretIndex + 1);
+ caretOffset = text.findCharacterPos(caretIndex) - text.getPosition();
+ }
+
+ void Chatbar::draw(sf::RenderWindow &window)
+ {
+ auto windowSize = window.getSize();
+
+ sf::Vector2f backgroundSize(floor(windowSize.x * 0.7f), floor(text.getCharacterSize() * 1.7f + BOX_PADDING_Y * 2.0f));
+ sf::Vector2f backgroundPos(floor(windowSize.x * 0.5f - backgroundSize.x * 0.5f), floor(windowSize.y - backgroundSize.y - 20.0f));
+ background.setSize(backgroundSize);
+ background.setPosition(backgroundPos);
+ text.setPosition(floor(backgroundPos.x + BOX_PADDING_X), floor(backgroundPos.y + backgroundSize.y * 0.5f - text.getCharacterSize() * 0.5f));
+
+ window.draw(background);
+ window.draw(text);
+
+ sf::RectangleShape caretShape(sf::Vector2f(2.0f, backgroundSize.y - BOX_PADDING_Y * 2.0f));
+ caretShape.setPosition(floor(text.getPosition().x + caretOffset.x), backgroundPos.y + BOX_PADDING_Y);
+ window.draw(caretShape);
+ }
+}
diff --git a/src/MessagePart.cpp b/src/MessagePart.cpp
index 47c96bd..ea8e4a5 100644
--- a/src/MessagePart.cpp
+++ b/src/MessagePart.cpp
@@ -15,9 +15,9 @@ namespace dchat
MessagePartText::MessagePartText(const string &_text) :
MessagePart(Type::TEXT),
- text(_text, ResourceCache::getFont("fonts/Roboto-Regular.ttf"), MessagePartText::getFontSizeScaled())
+ text("", ResourceCache::getFont("fonts/Roboto-Regular.ttf"), MessagePartText::getFontSizeScaled())
{
-
+ text.setString(sf::String::fromUtf8(_text.begin(), _text.end()));
}
float MessagePartText::getFontSizeScaled()
diff --git a/src/main.cpp b/src/main.cpp
index 85f1075..481f73a 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1,7 +1,11 @@
-#include <SFML/Graphics.hpp>
#include "../include/MessageBoard.hpp"
#include "../include/User.hpp"
+#include "../include/Chatbar.hpp"
+#include <string>
+#include <SFML/Graphics.hpp>
+#include <cstring>
+using namespace std;
using namespace dchat;
int main()
@@ -31,6 +35,8 @@ int main()
message->addText(u8"hello, world!");
messageBoard.addMessage(message);
}
+
+ Chatbar chatbar;
while (window.isOpen())
{
@@ -44,11 +50,44 @@ int main()
sf::View view(sf::FloatRect(0.0f, 0.0f, event.size.width, event.size.height));
window.setView(view);
}
+ else if(event.type == sf::Event::TextEntered)
+ {
+ if(event.text.unicode == 8) // backspace
+ chatbar.removePreviousChar();
+ else if(event.text.unicode == 13) // enter
+ {
+ Message *message = new Message(localOfflineUser);
+ auto chatbarMsgUtf8 = chatbar.getString().toUtf8();
+ string msg;
+ msg.resize(chatbarMsgUtf8.size());
+ memcpy(&msg[0], chatbarMsgUtf8.data(), chatbarMsgUtf8.size());
+
+ message->addText(msg);
+ messageBoard.addMessage(message);
+ chatbar.clear();
+ }
+ else if(event.text.unicode == 127) // delete
+ {
+ chatbar.removeNextChar();
+ }
+ else
+ {
+ chatbar.addChar(event.text.unicode);
+ }
+ }
+ else if(event.type == sf::Event::KeyPressed)
+ {
+ if(event.key.code == sf::Keyboard::Left)
+ chatbar.moveCaretLeft();
+ else if(event.key.code == sf::Keyboard::Right)
+ chatbar.moveCaretRight();
+ }
messageBoard.processEvent(event);
}
window.clear();
messageBoard.draw(window);
+ chatbar.draw(window);
window.display();
}