HeadingIndicator.cpp

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#include "../Instrument.h"

HeadingIndicator::HeadingIndicator(int prmX, int prmY, float prmXScale, float prmYScale): Instrument(prmX, prmY, prmXScale, prmYScale)
{
}

void HeadingIndicator::Initialize(Bus* prmBus, Logger* prmLogger, DEVICE_OBJECT* prmDevice, int prmScreenWidth, int prmScreenHeight, std::vector<Font>* prmFonts, bool prmFlip)
{
        Instrument::Initialize(prmBus, prmLogger, prmDevice, prmScreenWidth, prmScreenHeight, prmFonts, prmFlip);
        
        compassMoving.elementName = "HeadingCompass";
        compassMoving.pathAndFilename = "Textures/Instruments/compass-moving.png";
        compassMoving.Initialize(logger, bus, prmDevice, prmScreenHeight, 0, 0, prmFlip);
        compassMoving.x = x - compassMoving.desc.Width / 2;
        compassMoving.y = y - compassMoving.desc.Height / 2;
        compassMoving.z = 0.5f; // above the overlay which is at 0.6
        compassMoving.width = compassMoving.desc.Width;
        compassMoving.height = compassMoving.desc.Height;
}

void HeadingIndicator::Render(float fElapsed)
{
        WCHAR msg[99];
        if ((bus->HeadingTrue - hdg) > D3DX_PI)
                hdg += D3DX_PI*2.0f;
        else if ((bus->HeadingTrue - hdg) <-D3DX_PI)
                hdg -= D3DX_PI*2.0f;
        hdg += (bus->HeadingTrue - hdg)*0.25f;
        
        int hdgDegree = static_cast<int>(D3DXToDegree(hdg));
        if (hdgDegree > 360) hdgDegree -= 360;
        if (hdgDegree < 0) hdgDegree += 360;
        swprintf_s(msg, 99, L"%03i", hdgDegree);
        DrawTextW(msg, 247, 472, DT_NOCLIP, D3DXCOLOR(0.0f, 1.0f, 0.0f, 1.0f), 1, "HeadingReadout");

        compassMoving.rotate = hdg;
        compassMoving.Update();
        compassMoving.Draw();
};