122 lines
2.7 KiB
C++
122 lines
2.7 KiB
C++
/*
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* This file is part of RawTherapee.
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*
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* Copyright (c) 2004-2010 Gabor Horvath <hgabor@rawtherapee.com>
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*
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* RawTherapee is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* RawTherapee is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with RawTherapee. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include "imagedimensions.h"
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#include "rtengine.h"
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PreviewProps::PreviewProps(int _x, int _y, int _width, int _height, int _skip) :
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x(_x),
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y(_y),
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width(_width),
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height(_height),
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skip(_skip)
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{
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}
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int PreviewProps::getX() const
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{
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return x;
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}
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int PreviewProps::getY() const
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{
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return y;
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}
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int PreviewProps::getWidth() const
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{
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return width;
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}
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int PreviewProps::getHeight() const
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{
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return height;
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}
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int PreviewProps::getSkip() const
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{
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return skip;
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}
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void PreviewProps::set (int x, int y, int w, int h, int skip) {
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this->x = x;
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this->y = y;
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this->width = w;
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this->height = h;
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this->skip = skip;
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}
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ImageDimensions::ImageDimensions() :
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width(-1),
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height(-1)
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{
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}
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void ImageDimensions::transform(const PreviewProps& pp, int tran, int& sx1, int& sy1, int& sx2, int& sy2) const
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{
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int sw = width;
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int sh = height;
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if ((tran & TR_ROT) == TR_R90 || (tran & TR_ROT) == TR_R270) {
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std::swap(sw, sh);
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}
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int ppx = pp.getX();
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int ppy = pp.getY();
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if (tran & TR_HFLIP) {
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ppx = sw - pp.getX() - pp.getWidth();
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}
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if (tran & TR_VFLIP) {
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ppy = sh - pp.getY() - pp.getHeight();
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}
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sx1 = ppx;
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sy1 = ppy;
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sx2 = ppx + pp.getWidth();
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sy2 = ppy + pp.getHeight();
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if ((tran & TR_ROT) == TR_R180) {
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sx1 = width - ppx - pp.getWidth();
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sy1 = height - ppy - pp.getHeight();
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sx2 = sx1 + pp.getWidth();
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sy2 = sy1 + pp.getHeight();
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} else if ((tran & TR_ROT) == TR_R90) {
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sx1 = ppy;
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sy1 = height - ppx - pp.getWidth();
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sx2 = sx1 + pp.getHeight();
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sy2 = sy1 + pp.getWidth();
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} else if ((tran & TR_ROT) == TR_R270) {
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sx1 = width - ppy - pp.getHeight();
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sy1 = ppx;
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sx2 = sx1 + pp.getHeight();
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sy2 = sy1 + pp.getWidth();
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}
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if (sx1 < 0) {
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sx1 = 0;
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}
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if (sy1 < 0) {
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sy1 = 0;
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}
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}
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