nou/tenmon
1
0
Fork 1
Code Issues Pull Requests Projects Releases 33 Wiki Activity

Show error message in main window when image fail to load

Browse Source
This commit is contained in:
Dušan Poizl
2024-01-14 14:32:01 +01:00
parent 6539c78c57
commit a8a1509db7
2 changed files with 25 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files
imagescrollareagl.cpp
+24 -4
View File
@@ -90,14 +90,27 @@ ImageWidget::~ImageWidget()
void ImageWidget::setImage(std::shared_ptr<RawImage> image, int index)
{
if(image == nullptr)return;
m_currentImg = index;
if(!image || !image->valid())
{
m_imgWidth = 0;
m_imgHeight = 0;
m_error = tr("Failed to load image");
m_rawImage.reset();
update();
return;
}
m_error.clear();
makeCurrent();
m_rawImage = image;
m_rawImage->downscaleTo(m_maxTextureSize);
if((int)image->width() > m_maxTextureSize || (int)image->height() > m_maxTextureSize)
m_rawImage->resize(std::min(m_maxTextureSize, (int)image->width()), std::min(m_maxTextureSize, (int)image->height()));
m_imgWidth = image->width();
m_imgHeight = image->height();
m_currentImg = index;
if(!m_image)return;
@@ -290,7 +303,7 @@ void ImageWidget::thumbnailLoaded(const Image *image)
{
makeCurrent();
const RawImage *raw = image->thumbnail();
if(!raw)return;
if(!raw || !raw->valid())return;
m_thumbnailTexture->setData(0, image->number(), QOpenGLTexture::RGBA, QOpenGLTexture::UInt16, raw->data(), m_transferOptions.get());
float a = raw->thumbAspect();
int sizes[3] = { std::max(1, a > 1.0f ? THUMB_SIZE : (int)(THUMB_SIZE * a)), std::max(1, a < 1.0f ? THUMB_SIZE : (int)(THUMB_SIZE / a)), image->number() };
@@ -375,6 +388,13 @@ void ImageWidget::paintGL()
}
}
}
else if(!m_error.isEmpty())
{
QPainter painter(this);
painter.setPen(Qt::red);
painter.setFont(QFont("Sans", 24, QFont::Bold));
painter.drawText(0, 0, width(), height(), Qt::AlignCenter | Qt::AlignHCenter, m_error);
}
else
{
debayer();