bsnes/hiro/cocoa/utility.cpp

49 lines
2.0 KiB
C++

auto NSMakeColor(const hiro::Color& color) -> NSColor* {
return [NSColor colorWithRed:(color.red() / 255.0) green:(color.green() / 255.0) blue:(color.blue() / 255.0) alpha:(color.alpha() / 255.0)];
}
auto NSMakeImage(image icon, uint scaleWidth = 0, uint scaleHeight = 0) -> NSImage* {
if(!icon) return nil;
if(scaleWidth && scaleHeight) icon.scale(scaleWidth, scaleHeight);
icon.transform(0, 32, 255u << 24, 255u << 0, 255u << 8, 255u << 16); //Cocoa stores images in ABGR format
//create NSImage from memory
NSImage* cocoaImage = [[[NSImage alloc] initWithSize:NSMakeSize(icon.width(), icon.height())] autorelease];
NSBitmapImageRep* bitmap = [[[NSBitmapImageRep alloc]
initWithBitmapDataPlanes:nil
pixelsWide:icon.width() pixelsHigh:icon.height()
bitsPerSample:8 samplesPerPixel:4 hasAlpha:YES
isPlanar:NO colorSpaceName:NSCalibratedRGBColorSpace
bitmapFormat:NSAlphaNonpremultipliedBitmapFormat
bytesPerRow:(4 * icon.width()) bitsPerPixel:32
] autorelease];
memory::copy<uint32_t>([bitmap bitmapData], icon.data(), icon.width() * icon.height());
[cocoaImage addRepresentation:bitmap];
return cocoaImage;
}
auto DropPathsOperation(id<NSDraggingInfo> sender) -> NSDragOperation {
NSPasteboard* pboard = [sender draggingPasteboard];
if([[pboard types] containsObject:NSFilenamesPboardType]) {
if([sender draggingSourceOperationMask] & NSDragOperationGeneric) {
return NSDragOperationGeneric;
}
}
return NSDragOperationNone;
}
auto DropPaths(id<NSDraggingInfo> sender) -> vector<string> {
vector<string> paths;
NSPasteboard* pboard = [sender draggingPasteboard];
if([[pboard types] containsObject:NSFilenamesPboardType]) {
NSArray* files = [pboard propertyListForType:NSFilenamesPboardType];
for(uint n = 0; n < [files count]; n++) {
string path = [[files objectAtIndex:n] UTF8String];
if(directory::exists(path) && !path.endsWith("/")) path.append("/");
paths.append(path);
}
}
return paths;
}