63 lines
1.7 KiB
C++
63 lines
1.7 KiB
C++
#include "SVG.h"
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#include <QFile>
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#include <QPainter>
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#include <QTextStream>
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#include <utility>
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#include <qdom.h>
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#include "../base/Global.h"
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void SVGImage_Render::render(QPainter* painter, const QRectF& rect) {
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render(painter, rect, _color);
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}
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void SVGImage_Render::render(QPainter *painter) {
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QSvgRenderer renderer(change_color(_color));
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renderer.render(painter);
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}
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void SVGImage_Render::render(QPainter* painter, const QRectF& rect, const QColor& color) {
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QSvgRenderer renderer(change_color(color));
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renderer.render(painter, rect);
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}
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QImage SVGImage_Render::to_image(QSize size, const QColor& color) {
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QImage image(size, QImage::Format_ARGB32);
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image.fill(Qt::transparent);
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QPainter painter(&image);
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QSvgRenderer renderer(change_color(color));
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renderer.render(&painter, QRectF(QPointF(0, 0), QSizeF(size)));
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return image;
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}
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QPixmap SVGImage_Render::to_pixmap(QSize size, const QColor& color) {
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return QPixmap::fromImage(to_image(size, color));
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}
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QByteArray SVGImage_Render::change_color(const QColor& color) {
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QDomElement root = doc.documentElement();
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auto text = color.name(QColor::HexRgb).toUpper();
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root.setAttribute("fill", text);
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if (color.alpha() != 255) {
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root.setAttribute("fill-opacity", QString::number(color.alphaF()));
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}
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QByteArray ret;
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QTextStream outStream(&ret);
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doc.save(outStream, 4);
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return ret;
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}
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SVGImage_Render& SVGImage_Render::create() {
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QFile file(_path);
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if (!file.open(QIODevice::ReadOnly | QIODevice::Text))
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{
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qWarning() << VAR_QSTR_1(_path) + "无法打开! " + QLOG_POS;
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return *this;
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}
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QTextStream in(&file);
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QString svgContent = in.readAll();
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file.close();
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doc.setContent(svgContent);
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return *this;
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}
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