97ef8e8d0e
QPainter has a bug where drawing transparency to a freshly initialized, empty QPixmap causes garbage data to be drawn. This broke the rendering of the skin icon. The fix is simply to fill the QPixmap with empty transparent pixels beforehand. Signed-off-by: maple! <averyrudelphe@gmail.com>
49 lines
1.6 KiB
C++
49 lines
1.6 KiB
C++
/* Copyright 2013-2021 MultiMC Contributors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "SkinUtils.h"
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#include "Application.h"
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#include "net/HttpMetaCache.h"
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#include <QFile>
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#include <QJsonArray>
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#include <QJsonDocument>
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#include <QJsonObject>
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#include <QPainter>
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namespace SkinUtils {
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/*
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* Given a username, return a pixmap of the cached skin (if it exists), QPixmap() otherwise
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*/
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QPixmap getFaceFromCache(QString username, int height, int width)
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{
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QFile fskin(APPLICATION->metacache()->resolveEntry("skins", username + ".png")->getFullPath());
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if (fskin.exists()) {
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QPixmap skinTexture(fskin.fileName());
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if (!skinTexture.isNull()) {
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QPixmap skin = QPixmap(8, 8);
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skin.fill(QColorConstants::Transparent);
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QPainter painter(&skin);
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painter.drawPixmap(0, 0, skinTexture.copy(8, 8, 8, 8));
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painter.drawPixmap(0, 0, skinTexture.copy(40, 8, 8, 8));
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return skin.scaled(height, width, Qt::KeepAspectRatio);
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}
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}
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return QPixmap();
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}
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} // namespace SkinUtils
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