void PixelMapCreator::saveAsPng( String name, OwnedArray<Slice>& slices, Point<int> resolution )
{
Image pixelMap = Image( Image::PixelFormat::ARGB, resolution.x, resolution.y, true );
Graphics g( pixelMap );
//create a sub array to get a better distribution of colors when lots of slices are disabled
Array<Slice*> visibleSlices;
for ( auto slice : slices )
if ( !slice->screenIsCollapsed && slice->enabled )
visibleSlices.add( slice );
for ( auto visibleSlice : visibleSlices )
{
PixelMapButton b( *visibleSlice );
b.updatePath( resolution );
b.paint( g, visibleSlices.indexOf( visibleSlice ) / (float) visibleSlices.size() );
}
File tempFile = File( File::getSpecialLocation( File::SpecialLocationType::userDesktopDirectory ).getFullPathName() + "/" + name + ".png" );
File pngFile;
FileChooser chooser("Export Pixelmap as...", tempFile, "*.png");
if ( chooser.browseForFileToSave( true ) )
{
pngFile = chooser.getResult();
if ( pngFile.exists() )
pngFile.deleteFile();
if ( !pngFile.hasFileExtension( "png" ) )
pngFile = File( pngFile.getParentDirectory().getFullPathName() + "/" + pngFile.getFileNameWithoutExtension() + ".png" );
FileOutputStream stream( pngFile );
PNGImageFormat pngWriter;
pngWriter.writeImageToStream( pixelMap, stream );
}
}
const String imageToBase64 (const Image &image)
{
MemoryBlock memoryBlock;
MemoryOutputStream memoryStream(memoryBlock,true);
PNGImageFormat png;
png.writeImageToStream (image, memoryStream);
return (memoryBlock.toBase64Encoding());
}
void MDLHelper::saveMDLFileAsImage(const MDLFile& mdlFile,
const ContentComp* contentComp)
{
if (contentComp)
{
ObjectsHolder * const oh = contentComp->getHolderComponent();
Image img = oh->createComponentSnapshot(oh->getObjectsBounds());
String initFilePath;
initFilePath << mdlFile.getFile().getParentDirectory().getFullPathName()
<< "/" << mdlFile.getFile().getFileNameWithoutExtension()
<< "_" << Time::getCurrentTime().formatted("%Y%m%d%H%M%S")
<< ".png";
FileChooser fc(TRANS("Please select the filename for the image") + "...",
File::createFileWithoutCheckingPath(initFilePath),
"*.png;*.jpg;*.jpeg", true);
if (fc.browseForFileToSave(true))
{
File f(fc.getResult());
TemporaryFile temp(f);
ScopedPointer <FileOutputStream> out(temp.getFile().createOutputStream());
if (out != nullptr)
{
bool imgToStreamOk = false;
if (f.hasFileExtension(".png"))
{
PNGImageFormat png;
imgToStreamOk = png.writeImageToStream(img, *out.get());
}
else if (f.hasFileExtension(".jpg;.jpeg"))
{
JPEGImageFormat jpeg;
imgToStreamOk = jpeg.writeImageToStream(img, *out.get());
}
out = nullptr;
bool succeeded = false;
if (imgToStreamOk)
succeeded = temp.overwriteTargetFileWithTemporary();
if (succeeded)
{
SAM_CONSOLE("MSG: Wrote file " + f.getFullPathName(), PostLevel::ALL);
}
else
{
SAM_CONSOLE("Could not write file " + f.getFullPathName(), PostLevel::ERROR);
}
}
}
}
}
void MainContentComponent::buttonClicked(Button* button)
{
if (&readFileButton == button) {
FileChooser chooser("Choose an image file to display...");
if (chooser.browseForFileToOpen()) {
origImage = ImageFileFormat::loadFrom(chooser.getResult());
if (origImage.isValid()) {
procImage = origImage.createCopy();
imageComponent.setImage(procImage);
}
}
} else if (&writeFileButton == button) {
if (procImage.isValid()) {
FileChooser chooser("Write processed image to file...");
if (chooser.browseForFileToSave(true)) {
FileOutputStream stream(chooser.getResult());
PNGImageFormat pngImageFormat;
pngImageFormat.writeImageToStream(procImage, stream);
}
}
}
}