97 lines
2.8 KiB
C++
97 lines
2.8 KiB
C++
#include "imageutil.h"
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#include <QPainter>
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#include <QApplication>
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#include <QIcon>
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const QPixmap ImageUtil::loadSvg(const QString &path, const QString& color, int size)
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{
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int origSize = size;
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const auto ratio = qApp->devicePixelRatio();
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if ( 2 == ratio) {
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size += origSize;
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} else if (3 == ratio) {
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size += origSize;
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}
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QPixmap pixmap(size, size);
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QSvgRenderer renderer(path);
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pixmap.fill(Qt::transparent);
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QPainter painter;
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painter.begin(&pixmap);
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renderer.render(&painter);
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painter.end();
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pixmap.setDevicePixelRatio(ratio);
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return drawSymbolicColoredPixmap(pixmap, color);
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}
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const QPixmap ImageUtil::loadSvgTheme(const QString &theme, const QString& color, int size)
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{
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int origSize = size;
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const auto ratio = qApp->devicePixelRatio();
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if ( 2 == ratio) {
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size += origSize;
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} else if (3 == ratio) {
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size += origSize;
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}
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QIcon icon = QIcon::fromTheme(theme);
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QPixmap pixmap = icon.pixmap(QSize(size, size));
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pixmap.setDevicePixelRatio(ratio);
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return drawSymbolicColoredPixmap(pixmap, color);
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}
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const QPixmap ImageUtil::loadPixmap(QIcon &icon, const QString &color, int size)
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{
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int origSize = size;
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const auto ratio = qApp->devicePixelRatio();
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if ( 2 == ratio) {
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size += origSize;
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} else if (3 == ratio) {
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size += origSize;
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}
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QPixmap pixmap = icon.pixmap(QSize(size, size));
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pixmap.setDevicePixelRatio(ratio);
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return drawSymbolicColoredPixmap(pixmap, color);
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}
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QPixmap ImageUtil::drawSymbolicColoredPixmap(const QPixmap &source, const QString& cgColor)
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{
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QImage img = source.toImage();
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for (int x = 0; x < img.width(); x++) {
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for (int y = 0; y < img.height(); y++) {
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auto color = img.pixelColor(x, y);
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if (color.alpha() > 0) {
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if ( "white" == cgColor) {
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color.setRed(255);
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color.setGreen(255);
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color.setBlue(255);
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img.setPixelColor(x, y, color);
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} else if( "black" == cgColor) {
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color.setRed(0);
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color.setGreen(0);
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color.setBlue(0);
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img.setPixelColor(x, y, color);
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} else if ("gray"== cgColor) {
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color.setRed(152);
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color.setGreen(163);
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color.setBlue(164);
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img.setPixelColor(x, y, color);
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} else if ("blue" == cgColor){
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color.setRed(61);
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color.setGreen(107);
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color.setBlue(229);
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img.setPixelColor(x, y, color);
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} else {
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return source;
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}
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}
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}
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}
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return QPixmap::fromImage(img);
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}
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