OS X: More work on the QuickLook plug-in.

git-svn-id: https://pcsxr.svn.codeplex.com/svn/pcsxr@89710 e17a0e51-4ae3-4d35-97c3-1a29b211df97

1 files changed, 55 insertions, 0 deletions

diff --git a/macosx/Pcsxr-QL/GeneratePreviewForURL.m b/macosx/Pcsxr-QL/GeneratePreviewForURL.m
new file mode 100644
index 00000000..106f1bfb
--- /dev/null
+++ b/macosx/Pcsxr-QL/GeneratePreviewForURL.m
@@ -0,0 +1,55 @@
+#include <CoreFoundation/CoreFoundation.h>
+#include <CoreServices/CoreServices.h>
+#include <QuickLook/QuickLook.h>
+#include "MyQuickLook.h"
+#include <zlib.h>
+#import <Foundation/Foundation.h>
+#include "nopic.h"
+
+/* -----------------------------------------------------------------------------
+   Generate a preview for file
+
+   This function's job is to create preview for designated file
+   ----------------------------------------------------------------------------- */
+
+OSStatus GeneratePreviewForURL(void *thisInterface, QLPreviewRequestRef preview, CFURLRef url, CFStringRef contentTypeUTI, CFDictionaryRef options)
+{
+	@autoreleasepool {
+		NSData *data;
+		NSURL *urlNS = (__bridge NSURL *)(url);
+		gzFile f;
+		const char* state_filename;
+		if ([urlNS respondsToSelector:@selector(fileSystemRepresentation)]) {
+			state_filename = [urlNS fileSystemRepresentation];
+		} else {
+			state_filename = [[urlNS path] fileSystemRepresentation];
+		}
+		
+		unsigned char *pMem = (unsigned char *) malloc(128*96*3);
+		if (pMem == NULL)
+			return mFulErr;
+
+		f = gzopen(state_filename, "rb");
+		if (f != NULL) {
+			gzseek(f, 32, SEEK_SET); // skip header
+			gzseek(f, sizeof(uint32_t), SEEK_CUR);
+			gzseek(f, sizeof(uint8_t), SEEK_CUR);
+			gzread(f, pMem, 128*96*3);
+			gzclose(f);
+			
+			memcpy(pMem, NoPic_Image.pixel_data, 128*96*3);
+		}
+		NSBitmapImageRep *imRep = [[NSBitmapImageRep alloc] initWithBitmapDataPlanes:(unsigned char**)&NoPic_Image.pixel_data pixelsWide:NoPic_Image.width pixelsHigh:NoPic_Image.height bitsPerSample:8 samplesPerPixel:3 hasAlpha:NO isPlanar:NO colorSpaceName:NSCalibratedRGBColorSpace bitmapFormat:0 bytesPerRow:NoPic_Image.width * NoPic_Image.bytes_per_pixel bitsPerPixel:24];
+		if (imRep) {
+			data = [imRep TIFFRepresentation];
+			QLPreviewRequestSetDataRepresentation(preview, (__bridge CFDataRef)(data), kUTTypeImage, NULL);
+		}
+		
+		return noErr;
+	}
+}
+
+void CancelPreviewGeneration(void *thisInterface, QLPreviewRequestRef preview)
+{
+	// Implement only if supported
+}