/*

     File: AwardView.m

 Abstract: AwardView. View which creates and draws (just for printing purposes) the BlastApp certificate of completion.

  Version: 1.0

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 */

#import "AwardView.h"

#import <Cocoa/Cocoa.h>

@implementation AwardView

static NSBitmapImageRep *helicopterBitmap = nil;

- (BOOL)getUserName {

    NSString *name = NSFullUserName();

    if (name == nil || [name isEqual:@""]) name = NSUserName();

    if (nameField == nil) { // Haven't loaded the nib yet...

        if (![NSBundle loadNibNamed:@"UserName.nib" owner:self]) {

            return NO;

    }

    }

    [nameField setStringValue:name != nil ? name : @""];

    [nameField selectText:nil];

    if ([[NSApplication sharedApplication] runModalForWindow:[nameField window]] == 0) {

        return NO;

    }

    return YES;

}

- (void)nameOK:(id)sender {

    [[NSApplication sharedApplication] stopModalWithCode:1];

    [[nameField window] orderOut:nil];

}

- (void)nameCancel:(id)sender {

    [[NSApplication sharedApplication] stopModalWithCode:0];

    [[nameField window] orderOut:nil];

}

- (void)setLevels:(NSInteger)nLevels score:(NSInteger)sc {

    numLevels = nLevels;

    score = sc;

}

/* This method pretty much assumes the helicopter image is there... (Otherwise the game could not be played at all!)

*/

+ (void)cacheHelicopterBitmap {

    NSImage *helicopter = [[NSImage alloc] initByReferencingFile:[[NSBundle mainBundle] pathForResource:@"helicopter" ofType:@"tiff"]];

    [helicopter setCacheDepthMatchesImageDepth:YES];

    NSArray *reps = [helicopter representations];

    // Assume that the first rep is the color one...

    [helicopter lockFocusOnRepresentation:[reps objectAtIndex:0]];

    helicopterBitmap = [[NSBitmapImageRep alloc] initWithFocusedViewRect:NSMakeRect(0.0, 0.0, [helicopter size].width, [helicopter size].height / 4.0)];

    [helicopter unlockFocus];

}

+ (void)makeNewAwardForLevels:(NSInteger)nLevels score:(NSInteger)sc {

    NSRect rect = NSMakeRect(0.0, 0.0, 500, 500);

    AwardView *award = [[AwardView alloc] initWithFrame:rect];

    if (![award getUserName]) return;

    if (helicopterBitmap == nil) [self cacheHelicopterBitmap];  // We do this explicitly as it doesn't work to do it while actually printing...

    NSPrintInfo *printInfo = [NSPrintInfo sharedPrintInfo];

    NSWindow *win = [[NSWindow alloc] initWithContentRect:rect styleMask:NSBorderlessWindowMask backing:NSBackingStoreNonretained defer:NO];

    [[win contentView] addSubview:award];

    [printInfo setVerticallyCentered:YES];

    [printInfo setHorizontallyCentered:YES];

    [printInfo setVerticalPagination:NSFitPagination];

    [printInfo setHorizontalPagination:NSFitPagination];

    [award setLevels:nLevels score:sc];

    [award print:nil];

}

/* Draws a line of text and updates the next valid position to draw at... (the position is kept in "textDrawingLocation")

*/

- (void)drawLineOfText:(NSString *)txt size:(CGFloat)size {

    NSMutableAttributedString *attrStr = [[NSMutableAttributedString alloc] initWithString:txt];

    NSRange range = NSMakeRange(0, [attrStr length]);

    CGFloat viewWidth = [self bounds].size.width;

    CGFloat width;

    /* Find a good size... */

    do {

    /* Attributes that are not set use the well-known defaults (black, no underline, etc) */

    NSFont *font = [NSFont fontWithName:@"Times-Roman" size:size];

    [attrStr addAttribute:NSFontAttributeName value:font range:range];

    width = [attrStr size].width;

        if (width < viewWidth * 0.9) break;

    size = size - 2.0;

    } while (size > 10.0);

    [attrStr drawAtPoint:NSMakePoint((viewWidth - width) / 2.0, textDrawingLocation)];

    textDrawingLocation += (size * 1.3 + 4.0);

}

- (void)drawRect:(NSRect)rect {

    NSRect hRect = NSZeroRect;

    NSRect sRect = NSZeroRect;

    NSRect bounds = [self bounds];

    NSAffineTransform *transform = [[NSAffineTransform alloc] init];

    [transform translateXBy:0.0 yBy:bounds.size.height];

    [transform scaleXBy:1.0 yBy:-1.0];

    [transform concat]; // Flip the coord system (so it's unflipped); more convenient for the images

    sRect.size = [helicopterBitmap size];

    hRect.size.width = floor(bounds.size.width * 0.6);

    hRect.size.height = floor((hRect.size.width / sRect.size.width) * sRect.size.height);

    hRect.origin.x = (bounds.size.width - hRect.size.width) / 2.0;

    hRect.origin.y = bounds.size.height - hRect.size.height * 1.5;

    [helicopterBitmap drawInRect:hRect];

    sRect.origin.x = 10.0;

    sRect.origin.y = 10.0;

    [helicopterBitmap drawInRect:sRect];

    sRect.origin.x = NSMaxX(bounds) - 10.0 - sRect.size.width;

    [helicopterBitmap drawInRect:sRect];

    sRect.origin.y = NSMaxY(bounds) - 10.0 - sRect.size.height;

    [helicopterBitmap drawInRect:sRect];

    sRect.origin.x = 10.0; 

    [helicopterBitmap drawInRect:sRect];

    [transform concat]; // Go back to default (flipped) coord system...

    textDrawingLocation = bounds.size.height - hRect.origin.y + 28;

    [self drawLineOfText:@"Certificate of Achievement" size:28];

    [self drawLineOfText:@"awarded to" size:20];

    [self drawLineOfText:[nameField stringValue] size:48];

    [self drawLineOfText:[NSString stringWithFormat:@"for valiantly completing the %ld treacherous levels of", (long)numLevels] size:20];

    [self drawLineOfText:@"BlastApp" size:28];

    [self drawLineOfText:[NSString stringWithFormat:@"with a total score of %ld", (long)score] size:24];

    NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init];

    [dateFormatter setFormatterBehavior:NSDateFormatterBehavior10_4];

    [dateFormatter setDateStyle:kCFDateFormatterMediumStyle];

    [dateFormatter setTimeStyle:NSDateFormatterNoStyle];

    [self drawLineOfText:[dateFormatter stringFromDate:[NSDate date]] size:20];

    NSFrameRect(bounds);

}

// Otherwise the text drawing (with NSGraphics.drawAttributedString() doesn't work quite right...)

- (BOOL)isFlipped {

    return YES;

}

@end