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#include "../include/MessageBoard.hpp"
#include "../include/Settings.hpp"
#include "../include/ResourceCache.hpp"
#include "../include/Gif.hpp"
#include <SFML/Graphics/RectangleShape.hpp>
#include <SFML/Graphics/Sprite.hpp>
#include <SFML/Window/Mouse.hpp>
#include <SFML/Graphics/Rect.hpp>
#include <SFML/Graphics/Text.hpp>
#include <cmath>
using namespace std;
namespace dchat
{
const sf::Color BACKGROUND_COLOR(40, 40, 40);
const float USERNAME_PADDING_BOTTOM = 0.0f;
const float MESSAGE_PADDING_BOTTOM = 20.0f;
MessageBoard::MessageBoard(const sf::Vector2u &size) :
selectingText(false),
leftMouseButtonPressed(false),
scroll(0.0),
scrollSpeed(0.0)
{
updateStaticContentTexture(size);
}
MessageBoard::~MessageBoard()
{
for(Message *message : messages)
{
delete message;
}
}
void MessageBoard::updateStaticContentTexture(const sf::Vector2u &newSize)
{
if(!staticContentTexture.create(newSize.x, newSize.y))
throw std::runtime_error("Failed to create render target for message board!");
dirty = true;
}
void MessageBoard::addMessage(Message *message)
{
messages.push_back(message);
dirty = true;
}
void MessageBoard::processEvent(const sf::Event &event)
{
if(event.type == sf::Event::MouseButtonPressed)
{
if(event.mouseButton.button == sf::Mouse::Button::Left)
{
leftMouseButtonPressed = true;
mousePos.x = event.mouseButton.x;
mousePos.y = event.mouseButton.y;
}
}
else if(event.type == sf::Event::MouseButtonReleased)
{
if(event.mouseButton.button == sf::Mouse::Button::Left)
{
leftMouseButtonPressed = false;
mousePos.x = event.mouseButton.x;
mousePos.y = event.mouseButton.y;
}
}
else if(event.type == sf::Event::LostFocus)
{
leftMouseButtonPressed = false;
}
else if(event.type == sf::Event::MouseMoved)
{
mousePos.x = event.mouseMove.x;
mousePos.y = event.mouseMove.y;
}
else if(event.type == sf::Event::MouseWheelScrolled && event.mouseWheelScroll.wheel == sf::Mouse::Wheel::VerticalWheel)
{
scrollSpeed += (event.mouseWheelScroll.delta * 30.0);
}
if(selectingText && !leftMouseButtonPressed)
{
selectingText = false;
}
else if(!selectingText && leftMouseButtonPressed)
{
selectingText = true;
selectingTextStart.x = mousePos.x;
selectingTextStart.y = mousePos.y;
}
}
void MessageBoard::draw(sf::RenderWindow &window, Cache &cache)
{
auto windowSize = window.getSize();
sf::Vector2u backgroundSize(floor(windowSize.x * 0.7f), floor(windowSize.y));
sf::Vector2f backgroundPos(floor(windowSize.x * 0.5f - backgroundSize.x * 0.5f), 0.0f);
//if(backgroundSize != staticContentTexture.getSize())
// updateStaticContentTexture(backgroundSize);
// TODO: Remove this when dchat::Text can render to static and dynamic render target
dirty = true;
//if(dirty)
// staticContentTexture.clear(BACKGROUND_COLOR);
const sf::Font &usernameFont = ResourceCache::getFont("fonts/Roboto-Regular.ttf");
double deltaTimeMicro = (double)frameTimer.getElapsedTime().asMicroseconds();
frameTimer.restart();
scroll += scrollSpeed;
scrollSpeed /= (deltaTimeMicro * 0.0001);
if(dirty)
{
sf::Vector2f position = backgroundPos;
position.y += scroll;
for(Message *message : messages)
{
sf::Text usernameText(message->user->getName(), usernameFont, 24 * Settings::getScaling());
float usernameTextHeight = usernameText.getFont()->getLineSpacing(usernameText.getCharacterSize());
if(position.y + usernameTextHeight > 0.0f && position.y < backgroundSize.y)
{
usernameText.setFillColor(sf::Color(15, 192, 252));
usernameText.setPosition(sf::Vector2f(floor(position.x), floor(position.y)));
window.draw(usernameText);
}
position.y += usernameTextHeight + USERNAME_PADDING_BOTTOM;
// No need to perform culling here, that is done in @Text draw function
message->text.setMaxWidth(backgroundSize.x);
message->text.setPosition(sf::Vector2f(floor(position.x), floor(position.y)));
message->text.draw(window, cache);
position.y += message->text.getHeight() + MESSAGE_PADDING_BOTTOM;
}
}
//staticContentTexture.display();
dirty = false;
// TODO: Save this, expensive to create on fly?
//sf::Sprite textureSprite(staticContentTexture.getTexture());
//textureSprite.setPosition(backgroundPos);
//window.draw(textureSprite);
if(!selectingText) return;
sf::Vector2f selectionRectStart(min((float)mousePos.x, selectingTextStart.x), min((float)mousePos.y, selectingTextStart.y));
sf::Vector2f selectionRectEnd(max((float)mousePos.x, selectingTextStart.x), max((float)mousePos.y, selectingTextStart.y));
sf::FloatRect selectionRect(selectionRectStart, selectionRectEnd - selectionRectStart);
}
}
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