macCursorController.mm

Engine/source/windowManager/mac/macCursorController.mm
Classes:

class
Detailed Description

  1
  2//-----------------------------------------------------------------------------
  3// Copyright (c) 2012 GarageGames, LLC
  4//
  5// Permission is hereby granted, free of charge, to any person obtaining a copy
  6// of this software and associated documentation files (the "Software"), to
  7// deal in the Software without restriction, including without limitation the
  8// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
  9// sell copies of the Software, and to permit persons to whom the Software is
 10// furnished to do so, subject to the following conditions:
 11//
 12// The above copyright notice and this permission notice shall be included in
 13// all copies or substantial portions of the Software.
 14//
 15// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 16// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 17// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 18// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 19// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 20// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
 21// IN THE SOFTWARE.
 22//-----------------------------------------------------------------------------
 23
 24#include <Carbon/Carbon.h>
 25#include <Cocoa/Cocoa.h>
 26#include "windowManager/mac/macWindow.h"
 27#include "windowManager/mac/macCursorController.h"
 28
 29void MacCursorController::setCursorPosition(S32 x, S32 y)
 30{
 31   MacWindow* macWindow = dynamic_cast<MacWindow*>(mOwner);
 32   if(!macWindow || !macWindow->isVisible())
 33      return;
 34      
 35   CGPoint pt = { x, y };
 36   CGWarpMouseCursorPosition(pt);
 37   
 38   macWindow->_skipAnotherMouseEvent();
 39}
 40
 41void MacCursorController::getCursorPosition( Point2I &point )
 42{
 43   NSPoint pos = [NSEvent mouseLocation];
 44   point.x = pos.x;
 45   point.y = pos.y;
 46   
 47   //what does this do?? comment??
 48   
 49   MacWindow* macWindow = static_cast<MacWindow*>(mOwner);
 50   
 51   CGRect bounds = macWindow->getDisplayBounds();
 52   CGRect mainbounds = macWindow->getMainDisplayBounds();
 53   F32 offsetY = mainbounds.size.height - (bounds.size.height + bounds.origin.y);
 54   point.y = bounds.size.height + offsetY - point.y;
 55}
 56
 57void MacCursorController::setCursorVisible(bool visible)
 58{
 59   visible ? [NSCursor unhide] : [NSCursor hide];
 60}
 61
 62bool MacCursorController::isCursorVisible()
 63{
 64   return CGCursorIsVisible();
 65}
 66
 67// a repository of custom cursors.
 68@interface TorqueCursors : NSObject { }
 69+(NSCursor*)resizeAll;
 70+(NSCursor*)resizeNWSE;
 71+(NSCursor*)resizeNESW;
 72@end
 73@implementation TorqueCursors
 74+(NSCursor*)resizeAll
 75{
 76   static NSCursor* cur = nil;
 77   if(!cur)
 78      cur = [[NSCursor alloc] initWithImage:[NSImage imageNamed:@"resizeAll"] hotSpot:NSMakePoint(8, 8)];
 79   return cur;
 80}
 81+(NSCursor*)resizeNWSE
 82{
 83   static NSCursor* cur = nil;
 84   if(!cur)
 85      cur = [[NSCursor alloc] initWithImage:[NSImage imageNamed:@"resizeNWSE"] hotSpot:NSMakePoint(8, 8)];
 86   return cur;
 87}
 88+(NSCursor*)resizeNESW
 89{
 90   static NSCursor* cur = nil;
 91   if(!cur)
 92      cur = [[NSCursor alloc] initWithImage:[NSImage imageNamed:@"resizeNESW"] hotSpot:NSMakePoint(8, 8)];
 93   return cur;
 94}
 95@end
 96
 97void MacCursorController::setCursorShape(U32 cursorID)
 98{
 99   NSCursor *cur;
100   switch(cursorID)
101   {
102      case PlatformCursorController::curArrow:
103         [[NSCursor arrowCursor] set];
104         break;
105      case PlatformCursorController::curWait:
106         // hack: black-sheep carbon call
107         SetThemeCursor(kThemeWatchCursor);
108         break;
109      case PlatformCursorController::curPlus:
110         [[NSCursor crosshairCursor] set];
111         break;
112      case PlatformCursorController::curResizeVert:
113         [[NSCursor resizeLeftRightCursor] set];
114         break;
115      case PlatformCursorController::curIBeam:
116         [[NSCursor IBeamCursor] set];
117         break;
118      case PlatformCursorController::curResizeAll:
119         cur = [TorqueCursors resizeAll];
120         [cur set];
121         break;
122      case PlatformCursorController::curResizeNESW:
123         [[TorqueCursors resizeNESW] set];
124         break;
125      case PlatformCursorController::curResizeNWSE:
126         [[TorqueCursors resizeNWSE] set];
127         break;
128      case PlatformCursorController::curResizeHorz:
129         [[NSCursor resizeUpDownCursor] set];
130      break;
131      // This sets an appropriate value for the standard hand cursor.
132      // In AFX this is used for rollover feedback.
133      case PlatformCursorController::curHand:
134         [[NSCursor pointingHandCursor] set];
135      break;
136   }
137}
138
139void MacCursorController::setCursorShape( const UTF8 *fileName, bool reload )
140{
141   //TODO: this is untested code
142   
143   NSString* strFileName = [ NSString stringWithUTF8String: fileName ];
144   
145   // Load image file.
146   
147   NSImage* image = [ NSImage alloc ];
148   if( [ image initWithContentsOfFile: strFileName ] == nil )
149      return;
150
151   // Allocate cursor.
152   
153   NSCursor* cursor = [ NSCursor alloc ];
154   [ cursor initWithImage: image hotSpot: NSMakePoint( 0.5, 0.5 ) ];
155}
156
157U32 MacCursorController::getDoubleClickTime()
158{
159   return GetDblTime() / 60.0f * 1000.0f;
160}
161
162S32 MacCursorController::getDoubleClickWidth()
163{
164   // This is an arbitrary value.
165   return 10;
166}
167
168S32 MacCursorController::getDoubleClickHeight()
169{
170   return getDoubleClickWidth();
171}
172
173