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/* $Id$ $Revision$ */
/* vim:set shiftwidth=4 ts=8: */
/*************************************************************************
* Copyright (c) 2011 AT&T Intellectual Property
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors: See CVS logs. Details at http://www.graphviz.org/
*************************************************************************/
#import "GVWindowController.h"
#import "GVGraph.h"
#import "GVDocument.h"
@implementation GVWindowController
- (id)init
{
if (self = [super initWithWindowNibName: @"Document"])
;
return self;
}
- (void)setDocument: (NSDocument *)document
{
NSNotificationCenter* defaultCenter = [NSNotificationCenter defaultCenter];
GVDocument *oldDocument = [self document];
if (oldDocument)
[defaultCenter removeObserver:self name:@"GVGraphDocumentDidChange" object:oldDocument];
[super setDocument:document];
[defaultCenter addObserver:self selector:@selector(graphDocumentDidChange:) name:@"GVGraphDocumentDidChange" object:document];
}
- (void)awakeFromNib
{
[self graphDocumentDidChange:nil];
/* if window is not at standard size, make it standard size */
NSWindow *window = [self window];
if (![window isZoomed])
[window zoom:self];
}
- (void)graphDocumentDidChange:(NSNotification*)notification
{
/* whenever the graph changes, rerender its PDF and display that */
GVDocument *document = [self document];
if ([document respondsToSelector:@selector(graph)])
[documentView setDocument:[[[PDFDocument alloc] initWithData:[[document graph] renderWithFormat:@"pdf:quartz"]] autorelease]];
}
- (NSRect)windowWillUseStandardFrame:(NSWindow *)window defaultFrame:(NSRect)defaultFrame
{
/* standard size for zooming is whatever will fit the content exactly */
NSRect currentFrame = [window frame];
NSRect standardFrame = [window frameRectForContentRect:[[documentView documentView] bounds]];
standardFrame.origin.x = currentFrame.origin.x;
standardFrame.origin.y = currentFrame.origin.y + currentFrame.size.height - standardFrame.size.height;
return standardFrame;
}
- (IBAction)actualSizeView:(id)sender
{
[documentView setScaleFactor:1.0];
}
- (IBAction)zoomInView:(id)sender
{
[documentView zoomIn:sender];
}
- (IBAction)zoomOutView:(id)sender
{
[documentView zoomOut:sender];
}
- (IBAction)zoomToFitView:(id)sender
{
[documentView setAutoScales:YES];
[documentView setAutoScales:NO];
}
- (IBAction)printGraphDocument:(id)sender
{
[documentView printWithInfo:[[self document] printInfo] autoRotate:NO];
}
- (BOOL)validateUserInterfaceItem:(id <NSValidatedUserInterfaceItem>)anItem
{
/* validate toolbar or menu items */
if ([anItem action] == @selector(actualSizeView:))
return YES;
else if ([anItem action] == @selector(zoomInView:))
return [documentView canZoomIn];
else if ([anItem action] == @selector(zoomOutView:))
return [documentView canZoomOut];
else if ([anItem action] == @selector(zoomToFitView:))
return YES;
else if ([anItem action] == @selector(printGraphDocument:))
return YES;
else
return NO;
}
- (void)dealloc
{
char darwinStr[256];
size_t size = sizeof(darwinStr);
[[NSNotificationCenter defaultCenter] removeObserver:self name:@"GVGraphDocumentDidChange" object:[self document]];
sysctlbyname("kern.osrelease", darwinStr, &size, NULL, 0);
NSString *darwinVer = [NSString stringWithCString:darwinStr encoding:NSASCIIStringEncoding];
NSString *baseVer = @"11";
if ([darwinVer compare:baseVer] < 0)
[super dealloc];
}
@end
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