renderer.cpp

/*
 * Base class for file format renderers.
 * Copyright (c) 2021-2026 Benjamin Johnson
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#include <QtCore>

#include "renderer.h"

/*
 * Construct a new Renderer.
 */
Renderer::Renderer()
{
}

TextContentRenderer::TextContentRenderer()
    : Renderer()
{
}

PagedContentRenderer::PagedContentRenderer()
    : Renderer()
{
    // Default to the DPI of a standard PC screen
    dpiX_ = dpiY_ = 96;
    zoomFactor_ = 100;
}

/*
 * We enforce a lower limit on these values to keep our page geometry
 * from getting spicy, but otherwise we don't question them. If the
 * caller wants these large enough that something crashes or overflows,
 * that's their problem.
 */

void PagedContentRenderer::setPixelDensity(int dpiX, int dpiY)
{
    if (dpiX > 0 && dpiY > 0)
        dpiX_ = dpiX, dpiY_ = dpiY;
}

void PagedContentRenderer::setZoomFactor(int percent)
{
    if (percent > 0)
        zoomFactor_ = percent;
}