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ArchitectureColoredPainting
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FIX: GraphicElement中pixelRatio计算错误

dev-LayerStyle
wuyize 2023-03-17 12:29:31 +08:00
parent 2569b07233
commit 6a09bdd32c
1 changed files with 11 additions and 8 deletions
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19
ArchitectureColoredPainting/src/Editor/GraphicElement.cpp
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@ -92,7 +92,7 @@ QJsonObject GroupElement::toJson() const
return result;
}
void SimpleElement::paint(QPainter* painter, QTransform transform, const vector<std::shared_ptr<LayerStyle>> &styles)
void SimpleElement::paint(QPainter* painter, QTransform transform, const vector<std::shared_ptr<LayerStyle>>& styles)
{
painter->save();
painter->setTransform(transform);
@ -102,12 +102,15 @@ void SimpleElement::paint(QPainter* painter, QTransform transform, const vector<
}
else
{
Renderer::ElementStyleStrokeDemo demo(2);
std::shared_ptr<Renderer::ElementStyle> style;
style = styles[0];
QVector2D scale(transform.m11(), transform.m22());
scale /= transform.m33();
double maxScale = std::max(scale.x(), scale.y());
double angle = atan(transform.m12() / transform.m11());
double maxScale;
if (fabs(cos(angle))>1e-5)
maxScale = std::max(fabs(transform.m11() / cos(angle)), fabs(transform.m22() / cos(angle)));
else
maxScale = std::max(fabs(transform.m12() / sin(angle)), fabs(transform.m21() / sin(angle)));
double pixelRatio = maxScale * QGuiApplication::primaryScreen()->devicePixelRatio();
auto [img, mov] = Renderer::ElementRenderer::instance()->drawElement(painterPath, *style, pixelRatio);
transform.translate(mov.x(), mov.y());
@ -117,7 +120,7 @@ void SimpleElement::paint(QPainter* painter, QTransform transform, const vector<
painter->restore();
}
void GroupElement::paint(QPainter* painter, QTransform transform, const vector<std::shared_ptr<LayerStyle>> &styles)
void GroupElement::paint(QPainter* painter, QTransform transform, const vector<std::shared_ptr<LayerStyle>>& styles)
{
sourceLayer->paint(painter, transform);
}
@ -125,7 +128,7 @@ void GroupElement::paint(QPainter* painter, QTransform transform, const vector<s
QPixmap SimpleElement::getPreview(QSize size)
{
QPixmap result(size + QSize(5,5));
QPixmap result(size + QSize(5, 5));
QPainter painter(&result);
painter.setRenderHint(QPainter::Antialiasing);
painter.setRenderHint(QPainter::SmoothPixmapTransform);
@ -143,7 +146,7 @@ QPixmap GroupElement::getPreview(QSize size)
painter.setRenderHint(QPainter::SmoothPixmapTransform);
sourceLayer->paint(&painter, QTransform(), true);
painter.end();
QRect rect (cache.getBoundingRect().toRect());
QRect rect(cache.getBoundingRect().toRect());
rect.setTopLeft(rect.topLeft() - QPoint(5, 5));
rect.setBottomRight(rect.bottomRight() + QPoint(5, 5));
result = result.copy(rect);