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112 lines
3.5 KiB
C++
112 lines
3.5 KiB
C++
#include "ui/PopMessageManager.hpp"
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#include "colors.hpp"
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#include "config.hpp"
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#include "logger.hpp"
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#include "sdl.hpp"
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#include "ui/render_functions.hpp"
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#include <cstdarg>
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namespace
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{
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// Size of the buffer for va strings.
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constexpr int VA_BUFFER_SIZE = 0x200;
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} // namespace
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void ui::PopMessageManager::update()
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{
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// Grab instance.
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PopMessageManager &manager = PopMessageManager::get_instance();
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// Bail if the queue is empty.
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if (!manager.m_messageQueue.empty())
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{
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// Loop through the queue and process it so we don't wind up with black characters.
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for (auto &[displayTicks, currentMessage] : manager.m_messageQueue)
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{
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// New message.
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manager.m_messages.push_back({.m_y = 720,
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.m_targetY = 720,
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.m_width = sdl::text::get_width(32, currentMessage.c_str()) + 32,
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.m_message = currentMessage,
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.m_timer = sys::Timer(displayTicks)});
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}
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// Clear the queue.
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manager.m_messageQueue.clear();
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}
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// Update all the messages.
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// This is the first Y position a message should be displayed at.;
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double currentY = 594.0f;
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double animationScaling = config::get_animation_scaling();
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for (size_t i = 0; i < manager.m_messages.size(); i++)
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{
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// Save myself a shit load of typing.
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ui::PopMessage ¤tMessage = manager.m_messages.at(i);
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// Purge it and continue if needed.
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if (currentMessage.m_timer.is_triggered())
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{
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manager.m_messages.erase(manager.m_messages.begin() + i);
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continue;
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}
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// Make sure Y coordinate is correct.
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if (currentMessage.m_targetY != currentY)
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{
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currentMessage.m_targetY = currentY;
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}
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if (currentMessage.m_y != currentMessage.m_targetY)
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{
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currentMessage.m_y += (currentMessage.m_targetY - currentMessage.m_y) / animationScaling;
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}
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currentY -= 56;
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}
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}
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void ui::PopMessageManager::render()
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{
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// Get instance.
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PopMessageManager &manager = PopMessageManager::get_instance();
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// Loop and render.
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for (auto &popMessage : manager.m_messages)
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{
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// Render a dialog box around it.
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ui::render_dialog_box(NULL, 20, popMessage.m_y - 6, popMessage.m_width, 52);
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// Render the actual text.
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sdl::text::render(NULL,
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36,
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popMessage.m_y,
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32,
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sdl::text::NO_TEXT_WRAP,
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colors::WHITE,
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popMessage.m_message.c_str());
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}
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}
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void ui::PopMessageManager::push_message(int displayTicks, const char *format, ...)
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{
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// VA args.
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char vaBuffer[VA_BUFFER_SIZE] = {0};
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std::va_list vaList;
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va_start(vaList, format);
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vsnprintf(vaBuffer, VA_BUFFER_SIZE, format, vaList);
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va_end(vaList);
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// Get instance.
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PopMessageManager &manager = PopMessageManager::get_instance();
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// Make sure we're not pushing two of the same message.
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if (!manager.m_messages.empty() && manager.m_messages.back().m_message.compare(vaBuffer) == 0)
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{
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// Bail and don't push it to the queue because it matches.
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return;
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}
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// Push it to the queue.
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std::scoped_lock<std::mutex> messageLock(manager.m_messageMutex);
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manager.m_messageQueue.push_back(std::make_pair(displayTicks, vaBuffer));
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}
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