83 lines
3.0 KiB
Objective-C
83 lines
3.0 KiB
Objective-C
#include <CoreFoundation/CoreFoundation.h>
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#include <CoreServices/CoreServices.h>
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#include <QuickLook/QuickLook.h>
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#include "MyQuickLook.h"
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#include <zlib.h>
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#import <Foundation/Foundation.h>
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#include "nopic.h"
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/* -----------------------------------------------------------------------------
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Generate a preview for file
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This function's job is to create preview for designated file
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----------------------------------------------------------------------------- */
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static OSStatus GeneratePreviewForFreeze(void *thisInterface, QLPreviewRequestRef preview, NSURL *url, NSDictionary *options);
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static OSStatus GeneratePreviewForMemCard(void *thisInterface, QLPreviewRequestRef preview, NSURL *url, NSDictionary *options);
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OSStatus GeneratePreviewForURL(void *thisInterface, QLPreviewRequestRef preview, CFURLRef url, CFStringRef contentTypeUTI, CFDictionaryRef options)
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{
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OSStatus theStatus = noErr;
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@autoreleasepool {
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NSWorkspace *workspace = [NSWorkspace sharedWorkspace];
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NSURL *urlNS = (__bridge NSURL*)url;
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NSString *uti = (__bridge NSString*)contentTypeUTI;
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NSDictionary *optionsNS = (__bridge NSDictionary*)options;
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if ([workspace type:uti conformsToType:@"com.codeplex.pcsxr.freeze"]) {
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theStatus = GeneratePreviewForFreeze(thisInterface, preview, urlNS, optionsNS);
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} else if ([workspace type:uti conformsToType:@"com.codeplex.pcsxr.memcard"]) {
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theStatus = GeneratePreviewForMemCard(thisInterface, preview, urlNS, optionsNS);
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}
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}
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return theStatus;
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}
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void CancelPreviewGeneration(void *thisInterface, QLPreviewRequestRef preview)
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{
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// Implement only if supported
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}
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OSStatus GeneratePreviewForFreeze(void *thisInterface, QLPreviewRequestRef preview, NSURL *url, NSDictionary *options)
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{
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NSData *data;
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gzFile f;
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const char* state_filename;
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if ([url respondsToSelector:@selector(fileSystemRepresentation)]) {
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state_filename = [url fileSystemRepresentation];
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} else {
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state_filename = [[url path] fileSystemRepresentation];
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}
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if (!state_filename) {
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return fnfErr;
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}
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unsigned char *pMem = (unsigned char *) malloc(128*96*3);
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if (pMem == NULL)
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return mFulErr;
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f = gzopen(state_filename, "rb");
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if (f != NULL) {
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gzseek(f, 32, SEEK_SET); // skip header
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gzseek(f, sizeof(uint32_t), SEEK_CUR);
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gzseek(f, sizeof(uint8_t), SEEK_CUR);
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gzread(f, pMem, 128*96*3);
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gzclose(f);
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} else {
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memcpy(pMem, NoPic_Image.pixel_data, 128*96*3);
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}
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NSBitmapImageRep *imRep = [[NSBitmapImageRep alloc] initWithBitmapDataPlanes:&pMem 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];
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if (imRep) {
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data = [imRep TIFFRepresentation];
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QLPreviewRequestSetDataRepresentation(preview, (__bridge CFDataRef)(data), kUTTypeImage, NULL);
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}
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free(pMem);
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return noErr;
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}
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static OSStatus GeneratePreviewForMemCard(void *thisInterface, QLPreviewRequestRef preview, NSURL *url, NSDictionary *options)
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{
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return unimpErr;
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}
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