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// UKPaintTempLineTool.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 "ULIPaintTempLineTool.h"
#import "ULIPaintView.h"
@implementation ULIPaintTempLineTool
/* 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];
[[owner lineColor] set];
[NSBezierPath setDefaultLineWidth: [owner lineSize].width];
[NSBezierPath strokeLineFromPoint: [owner initialPos] toPoint: currPos];
box = [self rectWithLineSizeFrom: [owner initialPos] to: currPos];
[owner setNeedsDisplayInRect: oldBox];
[owner setNeedsDisplayInRect: box];
*prevPos = currPos;
-(NSString*) toolIconName
return @"UKPaintTempLineTool";
-(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];