//========================================================================

//

// OutputDev.cc

//

// Copyright 1996-2003 Glyph & Cog, LLC

//

//========================================================================

//========================================================================

//

// Modified under the Poppler project - http://poppler.freedesktop.org

//

// All changes made under the Poppler project to this file are licensed

// under GPL version 2 or later

//

// Copyright (C) 2005 Jonathan Blandford <jrb@redhat.com>

// Copyright (C) 2006 Thorkild Stray <thorkild@ifi.uio.no>

// Copyright (C) 2007, 2017 Adrian Johnson <ajohnson@redneon.com>

// Copyright (C) 2009 Carlos Garcia Campos <carlosgc@gnome.org>

// Copyright (C) 2009, 2012, 2013, 2018, 2019, 2025, 2026 Albert Astals Cid <aacid@kde.org>

// Copyright (C) 2012 Thomas Freitag <Thomas.Freitag@alfa.de>

// Copyright (C) 2018 Adam Reichold <adam.reichold@t-online.de>

// Copyright (C) 2025 g10 Code GmbH, Author: Sune Stolborg Vuorela <sune@vuorela.dk>

// Copyright (C) 2025 Arnav V <arnav0872@gmail.com>

// Copyright (C) 2026 Stefan Brüns <stefan.bruens@rwth-aachen.de>

//

// To see a description of the changes please see the Changelog file that

// came with your tarball or type make ChangeLog if you are building from git

//

//========================================================================

#include <config.h>

#include "Object.h"

#include "Stream.h"

#include "GfxState.h"

#include "OutputDev.h"

//------------------------------------------------------------------------

// OutputDev

//------------------------------------------------------------------------

OutputDev::OutputDev()

#if USE_CMS

    : iccColorSpaceCache(5)

#endif

{

}

OutputDev::~OutputDev() = default;

void OutputDev::setDefaultCTM(const std::array<double, 6> &ctm)

{

    defCTM = ctm;

}

void OutputDev::cvtUserToDev(double ux, double uy, int *dx, int *dy)

{

    *dx = static_cast<int>(defCTM[0] * ux + defCTM[2] * uy + defCTM[4] + 0.5);

    *dy = static_cast<int>(defCTM[1] * ux + defCTM[3] * uy + defCTM[5] + 0.5);

}

void OutputDev::updateAll(GfxState *state)

{

    updateLineDash(state);

    updateFlatness(state);

    updateLineJoin(state);

    updateLineCap(state);

    updateMiterLimit(state);

    updateLineWidth(state);

    updateStrokeAdjust(state);

    updateFillColorSpace(state);

    updateFillColor(state);

    updateStrokeColorSpace(state);

    updateStrokeColor(state);

    updateBlendMode(state);

    updateFillOpacity(state);

    updateStrokeOpacity(state);

    updateFillOverprint(state);

    updateStrokeOverprint(state);

    updateTransfer(state);

    updateFont(state);

}

bool OutputDev::beginType3Char(GfxState * /*state*/, double /*x*/, double /*y*/, double /*dx*/, double /*dy*/, CharCode /*code*/, const Unicode * /*u*/, int /*uLen*/)

{

    return false;

}

void OutputDev::drawImageMask(GfxState * /*state*/, Object * /*ref*/, Stream *str, int width, int height, bool /*invert*/, bool /*interpolate*/, bool inlineImg)

{

    int i, j;

    if (inlineImg) {

        if (!str->rewind()) {

            return;

        }

        j = height * ((width + 7) / 8);

        for (i = 0; i < j; ++i) {

            str->getChar();

        }

        str->close();

    }

}

bool OutputDev::setSoftMaskFromImageMask(GfxState *state, Object *ref, Stream *str, int width, int height, bool invert, bool inlineImg, std::array<double, 6> & /*baseMatrix*/)

{

    drawImageMask(state, ref, str, width, height, invert, false, inlineImg);

    return true;

}

void OutputDev::unsetSoftMaskFromImageMask(GfxState * /*state*/, std::array<double, 6> & /*baseMatrix*/) { }

void OutputDev::drawImage(GfxState * /*state*/, Object * /*ref*/, Stream *str, int width, int height, GfxImageColorMap *colorMap, bool /*interpolate*/, const int * /*maskColors*/, bool inlineImg)

{

    int i, j;

    if (inlineImg) {

        if (!str->rewind()) {

            return;

        }

        j = height * ((width * colorMap->getNumPixelComps() * colorMap->getBits() + 7) / 8);

        for (i = 0; i < j; ++i) {

            str->getChar();

        }

        str->close();

    }

}

void OutputDev::drawMaskedImage(GfxState *state, Object *ref, Stream *str, int width, int height, GfxImageColorMap *colorMap, bool interpolate, Stream * /*maskStr*/, int /*maskWidth*/, int /*maskHeight*/, bool /*maskInvert*/,

                                bool /*maskInterpolate*/)

{

    drawImage(state, ref, str, width, height, colorMap, interpolate, nullptr, false);

}

void OutputDev::drawSoftMaskedImage(GfxState *state, Object *ref, Stream *str, int width, int height, GfxImageColorMap *colorMap, bool interpolate, Stream * /*maskStr*/, int /*maskWidth*/, int /*maskHeight*/,

                                    GfxImageColorMap * /*maskColorMap*/, bool /*maskInterpolate*/)

{

    drawImage(state, ref, str, width, height, colorMap, interpolate, nullptr, false);

}

void OutputDev::endMarkedContent(GfxState * /*state*/) { }

void OutputDev::beginMarkedContent(const std::string & /*name*/, Dict * /*properties*/) { }

void OutputDev::markPoint(const std::string & /*name*/) { }

void OutputDev::markPoint(const std::string & /*name*/, Dict * /*properties*/) { }

void OutputDev::opiBegin(GfxState * /*state*/, const Dict & /*opiDict*/) { }

void OutputDev::opiEnd(GfxState * /*state*/, const Dict & /*opiDict*/) { }

void OutputDev::startProfile()

{

    profileHash = std::make_unique<std::unordered_map<std::string, ProfileData>>();

}

std::unique_ptr<std::unordered_map<std::string, ProfileData>> OutputDev::endProfile()

{

    return std::move(profileHash);

}