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//
// UKPaintTempOvalTool.m
// UKPaintView
//
// Created by Uli Kusterer on Sat Nov 01 2003.
// Copyright (c) 2003 M. Uli Kusterer. All rights reserved.
//
// This software is provided 'as-is', without any express or implied
// warranty. In no event will the authors be held liable for any damages
// arising from the use of this software.
//
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it
// freely, subject to the following restrictions:
//
// 1. The origin of this software must not be misrepresented; you must not
// claim that you wrote the original software. If you use this software
// in a product, an acknowledgment in the product documentation would be
// appreciated but is not required.
//
// 2. Altered source versions must be plainly marked as such, and must not be
// misrepresented as being the original software.
//
// 3. This notice may not be removed or altered from any source
// distribution.
//
#import "ULIPaintTempOvalTool.h"
#import "ULIPaintView.h"
@implementation ULIPaintTempOvalTool
/* Override this to draw a shape during tracking:
The drawings you do in here will be undone before you're called again.
This is also called when tracking has finished by drawFinalToolShapeFrom:to: by default. */
-(void) drawTemporaryTrackingToolShapeFrom: (NSPoint*)prevPos to: (NSPoint)currPos
{
NSRect box = [self rectFrom: [owner initialPos] to: currPos];
NSRect oldBox = [self rectWithLineSizeFrom: [owner initialPos] to: *prevPos];
NSBezierPath* path = [[NSBezierPath alloc] init];
[[owner lineColor] set];
[path setLineWidth: [owner lineSize].width];
[path appendBezierPathWithOvalInRect: box];
[path stroke];
[path release];
box = [self rectWithLineSizeFrom: [owner initialPos] to: currPos];
[owner setNeedsDisplayInRect: oldBox];
[owner setNeedsDisplayInRect: box];
*prevPos = currPos;
}
-(NSString*) toolIconName
{
return @"UKPaintTempOvalTool";
}
-(void) drawDisposableToolShapeFrom: (NSPoint*)prevPos to: (NSPoint)currPos
{
[self drawTemporaryTrackingToolShapeFrom: prevPos to: currPos];
}
-(void) drawFinalToolShapeFrom: (NSPoint*)prevPos to: (NSPoint)currPos
{
// The default calls drawTemporaryTrackingToolShapeFrom:to:, which we don't want here.
}
-(void) trackingWillStart
{
[owner setNeedsDisplay: YES]; // Make sure previous marker's area is redrawn.
}
-(void) paintToolWillUnload: (id)sender
{
[owner clearMarkersBuffer: nil];
}
@end
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