retina character generator.
This commit is contained in:
Kelvin Sherlock
parent
bf7e733e8b
commit
01c89f4715
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@ -11,8 +11,8 @@
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@interface CharacterGenerator : NSObject
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{
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CGImageRef _image;
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NSMutableArray *_characters;
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NSImage *_image;
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NSImage *_characters[256];
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NSSize _size;
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}
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@ -10,10 +10,15 @@
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#import "CharacterGenerator.h"
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@interface CharacterGenerator ()
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-(void)loadImageNamed: (NSString *)imageName;
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@end
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@implementation CharacterGenerator
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@synthesize characterSize = _size;
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#if 0
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static CGImageRef PNGImage(NSString *path)
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{
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CGImageRef image = NULL;
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@ -31,89 +36,99 @@ static CGImageRef PNGImage(NSString *path)
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return image;
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}
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#endif
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+(id)generator
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{
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return [[self new] autorelease];
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static CharacterGenerator *singleton = nil;
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static dispatch_once_t onceToken;
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dispatch_once(&onceToken, ^{
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singleton = [[CharacterGenerator alloc] init];
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});
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return singleton;
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}
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-(id)init
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{
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if ((self = [super init]))
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{
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NSBundle *mainBundle;
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NSString *imagePath;
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CGImageRef mask;
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CGImageRef src;
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NSSize size;
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mainBundle = [NSBundle mainBundle];
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imagePath = [mainBundle pathForResource: @"a2-charset-80" ofType: @"png"];
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//imagePath = [mainBundle pathForResource: @"vt100-charset" ofType: @"png"];
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//imagePath = [mainBundle pathForResource: @"vt52-charset" ofType: @"png"];
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_characters = [[NSMutableArray alloc] initWithCapacity: 256];
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_size = NSMakeSize(7, 16);
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src = PNGImage(imagePath);
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size.width = CGImageGetWidth(src);
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size.height = CGImageGetHeight(src);
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size.width /= 16;
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size.height /= 16;
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_size = size;
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if (src)
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{
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mask = CGImageMaskCreate(CGImageGetWidth(src),
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CGImageGetHeight(src),
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CGImageGetBitsPerComponent(src),
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CGImageGetBitsPerPixel(src),
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CGImageGetBytesPerRow(src),
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CGImageGetDataProvider(src),
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NULL, NO);
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for (unsigned i = 0; i < 16; ++i)
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{
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for (unsigned j = 0; j < 16; ++j)
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{
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CGImageRef cgimg = CGImageCreateWithImageInRect(mask, CGRectMake(j * _size.width, i * _size.height, _size.width, _size.height));
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NSImage *nsimg = [[NSImage alloc] initWithCGImage: cgimg size: _size];
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[_characters addObject: nsimg];
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CGImageRelease(cgimg);
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[nsimg release];
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}
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}
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CGImageRelease(src);
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CGImageRelease(mask);
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}
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[self loadImageNamed: @"a2-charset-80"];
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}
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return self;
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}
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/*
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* This loads the image then split it up into 256 images.
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*
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* All representations are handled so it retins any @2x artwork.
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*
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*/
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-(void)loadImageNamed:(NSString *)imageName {
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_image = [[NSImage imageNamed: imageName] retain];
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_size = [_image size];
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_size.width /= 16;
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_size.height /= 16;
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for (unsigned i = 0; i < sizeof(_characters) / sizeof(_characters[0]); ++i)
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_characters[i] = [[NSImage alloc] initWithSize: _size];
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for (NSImageRep *rep in [_image representations]) {
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CGImageRef mask;
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CGImageRef src;
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NSSize size;
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/* src will auto release */
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src = [rep CGImageForProposedRect: NULL context: nil hints: nil];
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size.width = CGImageGetWidth(src) / 16;
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size.height = CGImageGetHeight(src) / 16;
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mask = CGImageMaskCreate(CGImageGetWidth(src),
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CGImageGetHeight(src),
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CGImageGetBitsPerComponent(src),
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CGImageGetBitsPerPixel(src),
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CGImageGetBytesPerRow(src),
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CGImageGetDataProvider(src),
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NULL, NO);
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for (unsigned i = 0; i < 16; ++i)
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{
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for (unsigned j = 0; j < 16; ++j)
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{
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CGImageRef cgimg = CGImageCreateWithImageInRect(mask, CGRectMake(j * size.width, i * size.height, size.width, size.height));
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NSBitmapImageRep *rep = [[NSBitmapImageRep alloc] initWithCGImage: cgimg];
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NSImage *nsimg = _characters[i * 16 + j];
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[nsimg addRepresentation: rep];
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[rep release];
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CGImageRelease(cgimg);
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}
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}
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CGImageRelease(mask);
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}
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}
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-(void)dealloc
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{
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if (_image) CGImageRelease(_image);
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[_characters release];
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[_image release];
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for (auto &o : _characters) [o release];
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[super dealloc];
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}
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@ -121,14 +136,17 @@ static CGImageRef PNGImage(NSString *path)
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-(NSImage *)imageForCharacter: (unsigned)character
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{
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if (character > [_characters count]) return nil;
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if (character >= sizeof(_characters) / sizeof(_characters[0])) return nil;
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return (NSImage *)[_characters objectAtIndex: character];
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return _characters[character];
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}
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-(void)drawCharacter: (unsigned)character atPoint: (NSPoint)point
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{
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NSImage *img = [self imageForCharacter: character];
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if (character >= sizeof(_characters) / sizeof(_characters[0])) return;
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NSImage *img = _characters[character];
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if (!img) return;
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@ -55,6 +55,10 @@
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B6C21CD22033382B00671774 /* TabClose_Rollover.tiff in Resources */ = {isa = PBXBuildFile; fileRef = B6C21CCC2033382B00671774 /* TabClose_Rollover.tiff */; };
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B6C21CD32033382B00671774 /* TabClose_Busy_Rollover.tiff in Resources */ = {isa = PBXBuildFile; fileRef = B6C21CCD2033382B00671774 /* TabClose_Busy_Rollover.tiff */; };
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B6C21CD62033580200671774 /* RolloverButton.m in Sources */ = {isa = PBXBuildFile; fileRef = B6C21CD52033580200671774 /* RolloverButton.m */; };
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B6C21CDC20349C8E00671774 /* vt100-charset@2x.png in Resources */ = {isa = PBXBuildFile; fileRef = B6C21CD820349C8D00671774 /* vt100-charset@2x.png */; };
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B6C21CDD20349C8E00671774 /* vt52-charset@2x.png in Resources */ = {isa = PBXBuildFile; fileRef = B6C21CD920349C8D00671774 /* vt52-charset@2x.png */; };
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B6C21CDE20349C8E00671774 /* a2-charset-40@2x.png in Resources */ = {isa = PBXBuildFile; fileRef = B6C21CDA20349C8E00671774 /* a2-charset-40@2x.png */; };
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B6C21CDF2034A37B00671774 /* a2-charset-80@2x.png in Resources */ = {isa = PBXBuildFile; fileRef = B6C21CD720349C8C00671774 /* a2-charset-80@2x.png */; };
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B6C704EF15CCC64100CC0401 /* titlebar-center@2x.png in Resources */ = {isa = PBXBuildFile; fileRef = B6C704EC15CCC64100CC0401 /* titlebar-center@2x.png */; };
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B6C704F015CCC64100CC0401 /* titlebar-left@2x.png in Resources */ = {isa = PBXBuildFile; fileRef = B6C704ED15CCC64100CC0401 /* titlebar-left@2x.png */; };
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B6C704F115CCC64100CC0401 /* titlebar-right@2x.png in Resources */ = {isa = PBXBuildFile; fileRef = B6C704EE15CCC64100CC0401 /* titlebar-right@2x.png */; };
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@ -188,6 +192,10 @@
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B6C21CCD2033382B00671774 /* TabClose_Busy_Rollover.tiff */ = {isa = PBXFileReference; lastKnownFileType = image.tiff; path = TabClose_Busy_Rollover.tiff; sourceTree = "<group>"; };
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B6C21CD42033580200671774 /* RolloverButton.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = RolloverButton.h; sourceTree = "<group>"; };
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B6C21CD52033580200671774 /* RolloverButton.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = RolloverButton.m; sourceTree = "<group>"; };
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B6C21CD720349C8C00671774 /* a2-charset-80@2x.png */ = {isa = PBXFileReference; lastKnownFileType = image.png; path = "a2-charset-80@2x.png"; sourceTree = "<group>"; };
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B6C21CD820349C8D00671774 /* vt100-charset@2x.png */ = {isa = PBXFileReference; lastKnownFileType = image.png; path = "vt100-charset@2x.png"; sourceTree = "<group>"; };
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B6C21CD920349C8D00671774 /* vt52-charset@2x.png */ = {isa = PBXFileReference; lastKnownFileType = image.png; path = "vt52-charset@2x.png"; sourceTree = "<group>"; };
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B6C21CDA20349C8E00671774 /* a2-charset-40@2x.png */ = {isa = PBXFileReference; lastKnownFileType = image.png; path = "a2-charset-40@2x.png"; sourceTree = "<group>"; };
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B6C704EC15CCC64100CC0401 /* titlebar-center@2x.png */ = {isa = PBXFileReference; lastKnownFileType = image.png; path = "titlebar-center@2x.png"; sourceTree = "<group>"; };
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B6C704ED15CCC64100CC0401 /* titlebar-left@2x.png */ = {isa = PBXFileReference; lastKnownFileType = image.png; path = "titlebar-left@2x.png"; sourceTree = "<group>"; };
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B6C704EE15CCC64100CC0401 /* titlebar-right@2x.png */ = {isa = PBXFileReference; lastKnownFileType = image.png; path = "titlebar-right@2x.png"; sourceTree = "<group>"; };
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@ -407,6 +415,10 @@
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B6ACA2AE1E635CEC000E774B /* vt52-charset.png */,
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B67B3CE312B6FA040033AE07 /* a2-charset-40.png */,
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B67B3CE412B6FA040033AE07 /* a2-charset-80.png */,
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B6C21CDA20349C8E00671774 /* a2-charset-40@2x.png */,
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B6C21CD720349C8C00671774 /* a2-charset-80@2x.png */,
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B6C21CD920349C8D00671774 /* vt52-charset@2x.png */,
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B6C21CD820349C8D00671774 /* vt100-charset@2x.png */,
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);
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path = images;
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sourceTree = "<group>";
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@ -466,6 +478,7 @@
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isa = PBXResourcesBuildPhase;
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buildActionMask = 2147483647;
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files = (
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B6C21CDD20349C8E00671774 /* vt52-charset@2x.png in Resources */,
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B60EBE2B11E918D500C1974F /* ScanLineFilter.cikernel in Resources */,
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B6C21CD12033382B00671774 /* TabClose_Pressed.tiff in Resources */,
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B6C21CCF2033382B00671774 /* TabClose_Busy_Pressed.tiff in Resources */,
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@ -473,9 +486,11 @@
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B69D0FBA202799B10073CCB7 /* TermConfig.xib in Resources */,
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1DDD58160DA1D0A300B32029 /* MainMenu.xib in Resources */,
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B676065111DEBAE900D6B66C /* TermWindow.xib in Resources */,
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B6C21CDC20349C8E00671774 /* vt100-charset@2x.png in Resources */,
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B67B3CE512B6FA040033AE07 /* a2-charset-40.png in Resources */,
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B6C21CD02033382B00671774 /* TabClose.tiff in Resources */,
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B67B3CE612B6FA040033AE07 /* a2-charset-80.png in Resources */,
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B6C21CDE20349C8E00671774 /* a2-charset-40@2x.png in Resources */,
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B6801BD912EB549300B22E9E /* vt100-charset.png in Resources */,
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B6C21CCE2033382B00671774 /* TabClose_Busy.tiff in Resources */,
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B6C21CD32033382B00671774 /* TabClose_Busy_Rollover.tiff in Resources */,
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@ -489,6 +504,7 @@
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B6C704EF15CCC64100CC0401 /* titlebar-center@2x.png in Resources */,
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B6C704F015CCC64100CC0401 /* titlebar-left@2x.png in Resources */,
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B6C704F115CCC64100CC0401 /* titlebar-right@2x.png in Resources */,
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B6C21CDF2034A37B00671774 /* a2-charset-80@2x.png in Resources */,
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B6C21CD22033382B00671774 /* TabClose_Rollover.tiff in Resources */,
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B6ACA2AF1E635CEC000E774B /* vt52-charset.png in Resources */,
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);
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