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//
// TikzSourceController.m
// TikZiT
//
// Copyright 2010 Aleks Kissinger. All rights reserved.
//
//
// This file is part of TikZiT.
//
// TikZiT is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// TikZiT is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with TikZiT. If not, see <http://www.gnu.org/licenses/>.
//
#import "TikzSourceController.h"
#import "Graph.h"
@implementation TikzSourceController
@synthesize graphicsView, sourceView, source, status;
@synthesize documentUndoManager, tikzChanged;
- (void)endEditing {
NSResponder *res = [[sourceView window] firstResponder];
[[sourceView window] makeFirstResponder:nil];
[[sourceView window] makeFirstResponder:res];
}
- (void)undoParseTikz:(Graph *)oldGraph {
[graphicsView setGraph:oldGraph];
[graphicsView setEnabled:NO];
[graphicsView postGraphChange];
[graphicsView refreshLayers];
[documentUndoManager registerUndoWithTarget:self
selector:@selector(parseTikz:)
object:self];
[documentUndoManager setActionName:@"Parse Tikz"];
}
- (void)undoRevertTikz:(NSString*)oldTikz {
[self setTikz:oldTikz];
[graphicsView setEnabled:NO];
[graphicsView refreshLayers];
[documentUndoManager registerUndoWithTarget:self
selector:@selector(revertTikz:)
object:self];
[documentUndoManager setActionName:@"Revert Tikz"];
}
- (void)undoTikzChange:(id)ignore {
[graphicsView setEnabled:YES];
[graphicsView refreshLayers];
[self endEditing];
[self updateTikzFromGraph];
[documentUndoManager registerUndoWithTarget:self
selector:@selector(redoTikzChange:)
object:nil];
[documentUndoManager setActionName:@"Tikz Change"];
}
- (void)redoTikzChange:(id)ignore {
[graphicsView setEnabled:NO];
[graphicsView refreshLayers];
[documentUndoManager registerUndoWithTarget:self
selector:@selector(undoTikzChange:)
object:nil];
[documentUndoManager setActionName:@"Tikz Change"];
}
- (void)awakeFromNib {
justUndid = NO;
assembler = [[TikzGraphAssembler alloc] init];
successColor = [NSColor colorWithCalibratedRed:0.0f
green:0.5f
blue:0.0f
alpha:1.0f];
failedColor = [NSColor redColor];
NSFont *font = [NSFont userFixedPitchFontOfSize:11.0f];
if (font != nil) {
textAttrs = [NSDictionary dictionaryWithObject:font
forKey:NSFontAttributeName];
} else {
NSLog(@"WARNING: couldn't find monospaced font.");
textAttrs = [NSDictionary dictionary];
}
[self graphChanged:nil];
[[NSNotificationCenter defaultCenter] addObserver:self
selector:@selector(graphChanged:)
name:@"GraphChanged"
object:graphicsView];
}
- (void)setTikz:(NSString *)str {
[self willChangeValueForKey:@"source"];
source = [[NSAttributedString alloc] initWithString:str attributes:textAttrs];
[self didChangeValueForKey:@"source"];
}
- (NSString*)tikz {
return [source string];
}
- (void)updateTikzFromGraph {
[self setTikz:[[graphicsView graph] tikz]];
}
- (void)graphChanged:(NSNotification*)n {
if ([graphicsView enabled]) [self updateTikzFromGraph];
}
- (void)textDidBeginEditing:(NSNotification *)notification {
if ([graphicsView enabled]) {
[graphicsView setEnabled:NO];
[graphicsView refreshLayers];
[documentUndoManager registerUndoWithTarget:self
selector:@selector(undoTikzChange:)
object:nil];
[documentUndoManager setActionName:@"Tikz Change"];
}
}
- (BOOL)tryParseTikz {
BOOL success = [assembler parseTikz:[self tikz]];
if (success) {
[graphicsView deselectAll:self];
[graphicsView setGraph:[assembler graph]];
[graphicsView refreshLayers];
[self doRevertTikz];
}
return success;
}
- (void)doRevertTikz {
[self updateTikzFromGraph];
[self endEditing];
[graphicsView setEnabled:YES];
[graphicsView refreshLayers];
[status setStringValue:@""];
}
- (void)parseTikz:(id)sender {
if (![graphicsView enabled]) {
Graph *oldGraph = [graphicsView graph];
if ([self tryParseTikz]) {
[self endEditing];
[documentUndoManager registerUndoWithTarget:self
selector:@selector(undoParseTikz:)
object:oldGraph];
[documentUndoManager setActionName:@"Parse Tikz"];
[status setStringValue:@"success"];
[status setTextColor:successColor];
} else {
[status setStringValue:@"parse error"];
[status setTextColor:failedColor];
}
}
}
- (void)revertTikz:(id)sender {
if (![graphicsView enabled]) {
NSString *oldTikz = [[self tikz] copy];
[self doRevertTikz];
[documentUndoManager registerUndoWithTarget:self
selector:@selector(undoRevertTikz:)
object:oldTikz];
[documentUndoManager setActionName:@"Revert Tikz"];
}
}
- (void)finalize {
[[NSNotificationCenter defaultCenter] removeObserver:self];
[super finalize];
}
@end
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