C++ (Cpp) DImg::setPixelColor 예제들

예제 #1

void BorderFilter::bevel2(DImg& src, DImg& dest, const DColor& topColor,
                          const DColor& btmColor, int borderWidth)
{
    int x, y;
    int wc;

    dest = DImg(src.width() + borderWidth * 2,
                src.height() + borderWidth * 2,
                src.sixteenBit(), src.hasAlpha());

    // top

    for (y = 0, wc = (int)dest.width() - 1; y < borderWidth; ++y, --wc)
    {
        for (x = 0; x < wc; ++x)
        {
            dest.setPixelColor(x, y, topColor);
        }

        for (; x < (int)dest.width(); ++x)
        {
            dest.setPixelColor(x, y, btmColor);
        }
    }

    // left and right

    for (; y < (int)dest.height() - borderWidth; ++y)
    {
        for (x = 0; x < borderWidth; ++x)
        {
            dest.setPixelColor(x, y, topColor);
        }

        for (x = (int)dest.width() - 1; x > (int)dest.width() - borderWidth - 1; --x)
        {
            dest.setPixelColor(x, y, btmColor);
        }
    }

    // bottom

    for (wc = borderWidth; y < (int)dest.height(); ++y, --wc)
    {
        for (x = 0; x < wc; ++x)
        {
            dest.setPixelColor(x, y, topColor);
        }

        for (; x < (int)dest.width(); ++x)
        {
            dest.setPixelColor(x, y, btmColor);
        }
    }

    dest.bitBltImage(&src, borderWidth, borderWidth);
}

예제 #2

void BorderFilter::bevel(DImg& src, DImg& dest, const DColor& topColor,
                         const DColor& btmColor, int borderWidth)
{
    int width, height;

    if (d->settings.orgWidth > d->settings.orgHeight)
    {
        height = src.height() + borderWidth * 2;
        width  = (int)(height * d->orgRatio);
    }
    else
    {
        width  = src.width() + borderWidth * 2;
        height = (int)(width / d->orgRatio);
    }

    dest = DImg(width, height, src.sixteenBit(), src.hasAlpha());
    dest.fill(topColor);

    QPolygon btTriangle(3);
    btTriangle.setPoint(0, width, 0);
    btTriangle.setPoint(1, 0,     height);
    btTriangle.setPoint(2, width, height);
    QRegion btRegion(btTriangle);

    // paint upper right corner
    QPoint upperRightCorner((width - ((width - src.width()) / 2) - 2),
                            ((0 + (height - src.height())) / 2 + 2)
                           );

    for (int x = upperRightCorner.x(); x < width; ++x)
    {
        for (int y = 0; y < upperRightCorner.y(); ++y)
        {
            if (btRegion.contains(QPoint(x, y)))
            {
                dest.setPixelColor(x, y, btmColor);
            }
        }
    }

    // paint right border
    for (int x = upperRightCorner.x(); x < width; ++x)
    {
        for (int y = upperRightCorner.y(); y < height; ++y)
        {
            dest.setPixelColor(x, y, btmColor);
        }
    }

    // paint lower left corner
    QPoint lowerLeftCorner((0 + ((width - src.width()) / 2) + 2),
                           (height - ((height - src.height()) / 2) - 2)
                          );

    for (int x = 0; x < lowerLeftCorner.x(); ++x)
    {
        for (int y = lowerLeftCorner.y(); y < height; ++y)
        {
            if (btRegion.contains(QPoint(x, y)))
            {
                dest.setPixelColor(x, y, btmColor);
            }
        }
    }

    // paint bottom border
    for (int x = lowerLeftCorner.x(); x < width; ++x)
    {
        for (int y = lowerLeftCorner.y(); y < height; ++y)
        {
            dest.setPixelColor(x, y, btmColor);
        }
    }

    if (d->settings.orgWidth > d->settings.orgHeight)
    {
        dest.bitBltImage(&src, (dest.width() - src.width()) / 2, borderWidth);
    }
    else
    {
        dest.bitBltImage(&src, borderWidth, (dest.height() - src.height()) / 2);
    }
}