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212 lines
5.4 KiB
Mathematica
212 lines
5.4 KiB
Mathematica
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/*
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* Copyright (c) 2007 Dave Dribin
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*
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* Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use, copy,
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* modify, merge, publish, distribute, sublicense, and/or sell copies
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* of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#import "MousePaneController.h"
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#import "DDHidLib.h"
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#import "ButtonState.h"
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@interface MousePaneController (Private)
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- (void) setMouseX: (int) mouseX;
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- (void) setMouseY: (int) mouseY;
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- (void) setMouseWheel: (int) mouseWheel;
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@end
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@implementation MousePaneController
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static int sMaxValue = 2500;
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static int applyDelta(int current, int delta)
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{
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int newValue = (current + delta) % sMaxValue;
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if (newValue < 0)
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newValue = sMaxValue + newValue;
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return newValue;
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}
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- (void) awakeFromNib;
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{
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mCurrentMouse = 0;
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mMouseButtons = [[NSMutableArray alloc] init];
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NSArray * mice = [DDHidMouse allMice];
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[mice makeObjectsPerformSelector: @selector(setDelegate:)
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withObject: self];
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[self setMice: mice];
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[self setMouseIndex: 0];
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}
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//===========================================================
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// mice
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//===========================================================
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- (NSArray *) mice
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{
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return mMice;
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}
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- (void) setMice: (NSArray *) theMice
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{
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if (mMice != theMice)
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{
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[mMice release];
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mMice = [theMice retain];
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}
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}
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- (NSArray *) mouseButtons;
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{
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return mMouseButtons;
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}
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- (BOOL) no;
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{
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return NO;
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}
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//===========================================================
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// - mouseIndex
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//===========================================================
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- (NSUInteger) mouseIndex
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{
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return mMouseIndex;
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}
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//===========================================================
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// - setMouseIndex:
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//===========================================================
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- (void) setMouseIndex: (NSUInteger) theMouseIndex
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{
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if (mCurrentMouse != nil)
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{
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[mCurrentMouse stopListening];
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mCurrentMouse = nil;
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}
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mMouseIndex = theMouseIndex;
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[mMiceController setSelectionIndex: mMouseIndex];
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if (mMouseIndex != NSNotFound)
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{
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mCurrentMouse = [mMice objectAtIndex: mMouseIndex];
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[mCurrentMouse startListening];
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[self setMouseX: sMaxValue/2];
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[self setMouseY: sMaxValue/2];
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[self setMouseWheel: sMaxValue/2];
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[self willChangeValueForKey: @"mouseButtons"];
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[mMouseButtons removeAllObjects];
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NSArray * buttons = [mCurrentMouse buttonElements];
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NSEnumerator * e = [buttons objectEnumerator];
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DDHidElement * element;
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while (element = [e nextObject])
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{
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ButtonState * state = [[ButtonState alloc] initWithName: [[element usage] usageName]];
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[state autorelease];
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[mMouseButtons addObject: state];
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}
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[self didChangeValueForKey: @"mouseButtons"];
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}
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}
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- (int) maxValue;
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{
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return sMaxValue;
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}
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//===========================================================
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// - mouseX
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//===========================================================
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- (int) mouseX
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{
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return mMouseX;
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}
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//===========================================================
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// - mouseY
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//===========================================================
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- (int) mouseY
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{
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return mMouseY;
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}
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//===========================================================
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// - mouseWheel
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//===========================================================
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- (int) mouseWheel
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{
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return mMouseWheel;
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}
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- (void) ddhidMouse: (DDHidMouse *) mouse xChanged: (SInt32) deltaX;
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{
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[self setMouseX: applyDelta(mMouseX, deltaX)];
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}
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- (void) ddhidMouse: (DDHidMouse *) mouse yChanged: (SInt32) deltaY;
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{
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[self setMouseY: applyDelta(mMouseY, deltaY)];
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}
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- (void) ddhidMouse: (DDHidMouse *) mouse wheelChanged: (SInt32) deltaWheel;
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{
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// Some wheels only output -1 or +1, some output a more analog value.
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// Normalize wheel to -1%/+1% movement.
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deltaWheel = (deltaWheel/abs(deltaWheel))*(sMaxValue/100);
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[self setMouseWheel: applyDelta(mMouseWheel, deltaWheel)];
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}
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- (void) ddhidMouse: (DDHidMouse *) mouse buttonDown: (unsigned) buttonNumber;
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{
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ButtonState * state = [mMouseButtons objectAtIndex: buttonNumber];
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[state setPressed: YES];
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}
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- (void) ddhidMouse: (DDHidMouse *) mouse buttonUp: (unsigned) buttonNumber;
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{
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ButtonState * state = [mMouseButtons objectAtIndex: buttonNumber];
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[state setPressed: NO];
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}
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@end
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@implementation MousePaneController (Private)
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- (void) setMouseX: (int) mouseX;
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{
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mMouseX = mouseX;
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}
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- (void) setMouseY: (int) mouseY;
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{
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mMouseY = mouseY;
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}
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- (void) setMouseWheel: (int) mouseWheel;
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{
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mMouseWheel = mouseWheel;
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}
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@end
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