TombEngine/TombEngine/Renderer/Renderer11String.cpp

#include "framework.h"
#include "Renderer/Renderer11.h"

namespace TEN::Renderer 
{
	void Renderer11::AddString(int x, int y, const char* string, D3DCOLOR color, int flags)
	{
		if (m_Locked)
			return;

		if (string == NULL)
			return;

		float factorX = m_screenWidth / REFERENCE_RES_WIDTH;
		float factorY = m_screenHeight / REFERENCE_RES_HEIGHT;
		float UIScale = m_screenWidth > m_screenHeight ? factorY : factorX;
		float fontScale = REFERENCE_FONT_SIZE / m_gameFont->GetLineSpacing();

		// Convert the string to wstring
		int sizeNeeded = MultiByteToWideChar(CP_UTF8, 0, string, strlen(string), NULL, 0);
		std::wstring wstr(sizeNeeded, 0);
		MultiByteToWideChar(CP_UTF8, 0, string, strlen(string), &wstr[0], sizeNeeded);

		// Prepare the structure for the renderer
		RendererStringToDraw str;
		str.String = wstr;
		str.Flags = flags;
		str.X = 0;
		str.Y = 0;
		str.Color = Vector3((color >> 16) & 0xFF, (color >> 8) & 0xFF, color & 0xFF);
		str.Scale = UIScale * fontScale;

		// Measure the string
		Vector2 size = m_gameFont->MeasureString(wstr.c_str());
		float width = size.x * str.Scale;

		str.X = (flags & PRINTSTRING_CENTER) ? (float)x * factorX - (width / 2.0f) : (float)x * factorX;
		str.Y = y * UIScale;

		if (flags & PRINTSTRING_BLINK)
		{
			str.Color = Vector3(m_blinkColorValue, m_blinkColorValue, m_blinkColorValue);

			if (!m_blinkUpdated)
			{
				m_blinkColorValue += m_blinkColorDirection * 16;
				m_blinkUpdated = true;

				if (m_blinkColorValue < 0)
				{
					m_blinkColorValue = 0;
					m_blinkColorDirection = 1;
				}

				if (m_blinkColorValue > 255)
				{
					m_blinkColorValue = 255;
					m_blinkColorDirection = -1;
				}
			}
		}

		m_strings.push_back(str);
	}

	void Renderer11::DrawAllStrings()
	{
		float shadeOffset = 1.5f / (REFERENCE_FONT_SIZE / m_gameFont->GetLineSpacing());

		m_spriteBatch->Begin();

		for (int i = 0; i < m_strings.size(); i++)
		{
			RendererStringToDraw* str = &m_strings[i];

			// Draw shadow if needed
			if (str->Flags & PRINTSTRING_OUTLINE)
				m_gameFont->DrawString(m_spriteBatch.get(), str->String.c_str(), Vector2(str->X + shadeOffset * str->Scale, str->Y + shadeOffset * str->Scale),
					Vector4(0.0f, 0.0f, 0.0f, 1.0f) * ScreenFadeCurrent,
					0.0f, Vector4::Zero, str->Scale);

			// Draw string
			m_gameFont->DrawString(m_spriteBatch.get(), str->String.c_str(), Vector2(str->X, str->Y),
				Vector4(str->Color.x / 255.0f, str->Color.y / 255.0f, str->Color.z / 255.0f, 1.0f) * ScreenFadeCurrent,
				0.0f, Vector4::Zero, str->Scale);
		}

		m_spriteBatch->End();

		m_blinkUpdated = false;
		m_strings.clear();
	}
}