tww/src/JSystem/JUtility/JUTFader.cpp

//
// Generated by dtk
// Translation Unit: JUTFader.cpp
//

#include "JSystem/JUtility/JUTFader.h"
#include "JSystem/J2DGraph/J2DOrthoGraph.h"
#include "dolphin/types.h"

/* 802C8544-802C85F0       .text __ct__8JUTFaderFiiiiQ28JUtility6TColor */
JUTFader::JUTFader(int x, int y, int width, int height, JUtility::TColor pColor) : mColor(pColor), mBox(x, y, x + width, y + height) {
    mStatus = 0;
    field_0x8 = 0;
    field_0xa = 0;
    field_0x24 = 0;
    mEStatus = UNKSTATUS_M1;
}

/* 802C85F0-802C86F0       .text control__8JUTFaderFv */
void JUTFader::control() {
    if (0 <= mEStatus && mEStatus-- == 0) {
        mStatus = field_0x24;
    }

    if (mStatus == 1) {
        return;
    }

    switch (mStatus) {
    case 0:
        mColor.a = 0xFF;
        break;
    case 2:
        mColor.a = 0xFF - ((++field_0xa * 0xFF) / field_0x8);

        if (field_0xa >= field_0x8) {
            mStatus = 1;
        }

        break;
    case 3:
        mColor.a = ((++field_0xa * 0xFF) / field_0x8);

        if (field_0xa >= field_0x8) {
            mStatus = 0;
        }

        break;
    }
    draw();
}

/* 802C86F0-802C8780       .text draw__8JUTFaderFv */
void JUTFader::draw() {
    if (mColor.a == 0) {
        return;
    }

    J2DOrthoGraph orthograph;
    orthograph.setColor(mColor);
    orthograph.fillBox(mBox);
}

/* 802C8780-802C87B0       .text startFadeIn__8JUTFaderFi */
bool JUTFader::startFadeIn(int param_0) {
    bool statusCheck = mStatus == 0;

    if (statusCheck) {
        mStatus = 2;
        field_0xa = 0;
        field_0x8 = param_0;
    }

    return statusCheck;
}

/* 802C87B0-802C87E4       .text startFadeOut__8JUTFaderFi */
bool JUTFader::startFadeOut(int param_0) {
    bool statusCheck = mStatus == 1;

    if (statusCheck) {
        mStatus = 3;
        field_0xa = 0;
        field_0x8 = param_0;
    }

    return statusCheck;
}