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changeset 4673:c17ac64abb70

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Fixed the code so we receive Cocoa touch events
author Sam Lantinga <slouken@libsdl.org>
date Wed, 28 Jul 2010 23:32:13 -0700
parents 013b0ea263dd
children 89d5e2201b00
files src/video/cocoa/SDL_cocoakeyboard.m src/video/cocoa/SDL_cocoatouch.h src/video/cocoa/SDL_cocoawindow.h src/video/cocoa/SDL_cocoawindow.m
diffstat 4 files changed, 89 insertions(+), 150 deletions(-) [+]
line wrap: on
line diff
--- a/src/video/cocoa/SDL_cocoakeyboard.m	Tue Jul 27 18:14:09 2010 +0400
+++ b/src/video/cocoa/SDL_cocoakeyboard.m	Wed Jul 28 23:32:13 2010 -0700
@@ -26,17 +26,11 @@
 #include "../../events/SDL_keyboard_c.h"
 #include "../../events/scancodes_darwin.h"
 
-//Touch Code
-#include "../../events/SDL_touch_c.h"
-#include "SDL_cocoatouch.h"
-
 #include <Carbon/Carbon.h>
 
 //#define DEBUG_IME NSLog
 #define DEBUG_IME
 
-#define DEBUG_TOUCH NSLog
-
 #ifndef NX_DEVICERCTLKEYMASK
     #define NX_DEVICELCTLKEYMASK    0x00000001
 #endif
@@ -71,7 +65,6 @@
 }
 - (void) doCommandBySelector:(SEL)myselector;
 - (void) setInputRect:(SDL_Rect *) rect;
-- (void) handleTouches:(cocoaTouchType)type WithEvent:(NSEvent*) event;
 @end
 
 @implementation SDLTranslatorResponder
@@ -198,83 +191,6 @@
     return [NSArray array];
 }
 
-// Touch Code Begins -----------
-
-- (id)initWithFrame:(CGRect)frame {
-  if (self = [super initWithFrame:frame]) {
-    [self setAcceptsTouchEvents:YES];
-    [self setWantsRestingTouches:YES];
-    DEBUG_TOUCH(@"Initializing Cocoa Touch System....");
-    
-  }
-  return self;
-}
-
-//Not an API function
-- (void)handleTouches:(cocoaTouchType)type WithEvent:(NSEvent *)event {
-  NSSet *touches = [event touchesMatchingPhase:NSTouchPhaseBegan inView:self];
-
-  NSEnumerator *enumerator = [touches objectEnumerator];
-  NSTouch *touch = (NSTouch*)[enumerator nextObject];
-  while (touch) {
-    long touchId = (long)[touch device];
-    if(!SDL_GetTouchIndex(touchId)) {
-      if(Cocoa_AddTouch(touch) < 0) continue;
-    } 
-    float x = [touch normalizedPosition].x;
-    float y = [touch normalizedPosition].y;
-    long fingerId = (long)[touch identity];
-    switch (type) {
-    case COCOA_TOUCH_DOWN:
-      SDL_SendFingerDown(touchId,fingerId,
-			 SDL_TRUE,x,y,1);
-      break;
-    case COCOA_TOUCH_UP:
-    case COCOA_TOUCH_CANCELLED:
-      SDL_SendFingerDown(touchId,fingerId,
-			 SDL_FALSE,x,y,1);
-    case COCOA_TOUCH_MOVE:
-      SDL_SendTouchMotion(touchId,fingerId,
-			  SDL_FALSE,x,y,1);
-    }
-    
-    touch = (NSTouch*)[enumerator nextObject];
-  }
-}
-
-- (void)touchesBeganWithEvent:(NSEvent *)event {
-  DEBUG_TOUCH(@"Finger Down");
-  
-  [self handleTouches: COCOA_TOUCH_DOWN WithEvent: event];
-
-  //Documentation said to call super, but examples do not
-  //[super touchesBeganWithEvent:event]
-}
-- (void)touchesMovedWithEvent:(NSEvent *)event {
-  DEBUG_TOUCH(@"Finger Moved");
-
-  [self handleTouches: COCOA_TOUCH_MOVE WithEvent: event];
-
-  //[super touchesMovedWithEvent:event]
-}
-- (void)touchesEndedWithEvent:(NSEvent *)event {
-  DEBUG_TOUCH(@"Finger Up");
-
-  [self handleTouches: COCOA_TOUCH_UP WithEvent: event];
-
-  //[super touchesEndedWithEvent:event]
-}
-- (void)touchesCancelledWithEvent:(NSEvent *)event {
-  DEBUG_TOUCH(@"Finger Cancelled");
-
-  [self handleTouches: COCOA_TOUCH_CANCELLED WithEvent: event];
-
-  //[super touchesCancelledWithEvent:event]
-}
-
-//Touch Code Ends --------------
-
-
 @end
 
 /* This is the original behavior, before support was added for 
@@ -712,14 +628,13 @@
      * it to the front most window's content view */
     if (!data->fieldEdit) {
         data->fieldEdit =
-            [[SDLTranslatorResponder alloc] initWithFrame: NSMakeRect(0.0, 0.0, 0.0, 0.0)];	
-	DEBUG_TOUCH(@"Accepts Touch events? %i",[data->fieldEdit acceptsTouchEvents]);
+            [[SDLTranslatorResponder alloc] initWithFrame: NSMakeRect(0.0, 0.0, 0.0, 0.0)];
     }
 
     if (![[data->fieldEdit superview] isEqual: parentView])
     {
         // DEBUG_IME(@"add fieldEdit to window contentView");
-       [data->fieldEdit removeFromSuperview];
+        [data->fieldEdit removeFromSuperview];
         [parentView addSubview: data->fieldEdit];
         [[NSApp keyWindow] makeFirstResponder: data->fieldEdit];
     }
@@ -776,14 +691,14 @@
         if (![event isARepeat]) {
             /* See if we need to rebuild the keyboard layout */
             UpdateKeymap(data);
+        }
 
-            SDL_SendKeyboardKey(SDL_PRESSED, code);
+        SDL_SendKeyboardKey(SDL_PRESSED, code);
 #if 1
-            if (code == SDL_SCANCODE_UNKNOWN) {
-                fprintf(stderr, "The key you just pressed is not recognized by SDL. To help get this fixed, report this to the SDL mailing list <sdl@libsdl.org> or to Christian Walther <cwalther@gmx.ch>. Mac virtual key code is %d.\n", scancode);
-            }
+        if (code == SDL_SCANCODE_UNKNOWN) {
+            fprintf(stderr, "The key you just pressed is not recognized by SDL. To help get this fixed, report this to the SDL mailing list <sdl@libsdl.org> or to Christian Walther <cwalther@gmx.ch>. Mac virtual key code is %d.\n", scancode);
+        }
 #endif
-        }
         if (SDL_EventState(SDL_TEXTINPUT, SDL_QUERY)) {
             /* FIXME CW 2007-08-16: only send those events to the field editor for which we actually want text events, not e.g. esc or function keys. Arrow keys in particular seem to produce crashes sometimes. */
             [data->fieldEdit interpretKeyEvents:[NSArray arrayWithObject:event]];
@@ -808,29 +723,6 @@
     }
 }
 
-Cocoa_AddTouch(NSTouch* finger) {  
-  SDL_Touch touch;
-  touch.id = (long)[finger device]; 
-  //NSSize size = [finger deviceSize];
-  //touch.driverdata = SDL_malloc(sizeof(EventTouchData));
-  //EventTouchData* data = (EventTouchData*)(touch.driverdata);
-  
-  touch.x_min = 0;
-  touch.x_max = 1;
-  touch.xres = touch.x_max - touch.x_min;
-  touch.y_min = 0;
-  touch.y_max = 1;
-  touch.yres = touch.y_max - touch.y_min;
-  touch.pressure_min = 0;
-  touch.pressure_max = 1;
-  touch.pressureres = touch.pressure_max - touch.pressure_min;
-  
-  
-  return SDL_AddTouch(&touch, ""); 
-
-}
-
-
 void
 Cocoa_QuitKeyboard(_THIS)
 {
--- a/src/video/cocoa/SDL_cocoatouch.h	Tue Jul 27 18:14:09 2010 +0400
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,35 +0,0 @@
-/*
-    SDL - Simple DirectMedia Layer
-    Copyright (C) 1997-2010 Sam Lantinga
-
-    This library is free software; you can redistribute it and/or
-    modify it under the terms of the GNU Lesser General Public
-    License as published by the Free Software Foundation; either
-    version 2.1 of the License, or (at your option) any later version.
-
-    This library 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
-    Lesser General Public License for more details.
-
-    You should have received a copy of the GNU Lesser General Public
-    License along with this library; if not, write to the Free Software
-    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
-
-    Sam Lantinga
-    slouken@libsdl.org
-*/
-#include "SDL_config.h"
-
-#ifndef _SDL_cocoatouch_h
-#define _SDL_cocoatouch_h
-
-extern void Cocoa_InitTouch(_THIS);
-extern int Cocoa_AddTouch(NSTouch* finger);
-extern void Cocoa_QuitTouch(_THIS);
-
-typedef enum {COCOA_TOUCH_DOWN,COCOA_TOUCH_UP,COCOA_TOUCH_MOVE,COCOA_TOUCH_CANCELLED} cocoaTouchType;
-
-#endif /* _SDL_touch_h */
-
-/* vi: set ts=4 sw=4 expandtab: */
--- a/src/video/cocoa/SDL_cocoawindow.h	Tue Jul 27 18:14:09 2010 +0400
+++ b/src/video/cocoa/SDL_cocoawindow.h	Wed Jul 28 23:32:13 2010 -0700
@@ -64,6 +64,20 @@
 -(void) rightMouseDragged:(NSEvent *) theEvent;
 -(void) otherMouseDragged:(NSEvent *) theEvent;
 -(void) scrollWheel:(NSEvent *) theEvent;
+-(void) touchesBeganWithEvent:(NSEvent *) theEvent;
+-(void) touchesMovedWithEvent:(NSEvent *) theEvent;
+-(void) touchesEndedWithEvent:(NSEvent *) theEvent;
+-(void) touchesCancelledWithEvent:(NSEvent *) theEvent;
+
+/* Touch event handling */
+typedef enum {
+    COCOA_TOUCH_DOWN,
+    COCOA_TOUCH_UP,
+    COCOA_TOUCH_MOVE,
+    COCOA_TOUCH_CANCELLED
+} cocoaTouchType;
+-(void) handleTouches:(cocoaTouchType)type withEvent:(NSEvent*) event;
+
 @end
 /* *INDENT-ON* */
 
--- a/src/video/cocoa/SDL_cocoawindow.m	Tue Jul 27 18:14:09 2010 +0400
+++ b/src/video/cocoa/SDL_cocoawindow.m	Wed Jul 28 23:32:13 2010 -0700
@@ -25,6 +25,7 @@
 #include "../SDL_sysvideo.h"
 #include "../../events/SDL_keyboard_c.h"
 #include "../../events/SDL_mouse_c.h"
+#include "../../events/SDL_touch_c.h"
 #include "../../events/SDL_windowevents_c.h"
 
 #include "SDL_cocoavideo.h"
@@ -60,6 +61,7 @@
     [center addObserver:self selector:@selector(windowDidUnhide:) name:NSApplicationDidUnhideNotification object:NSApp];
 
     [_data->nswindow setAcceptsMouseMovedEvents:YES];
+    [[_data->nswindow contentView] setAcceptsTouchEvents:YES];
 }
 
 - (void)close
@@ -268,6 +270,72 @@
     SDL_SendMouseWheel(_data->window, (int)x, (int)y);
 }
 
+- (void)touchesBeganWithEvent:(NSEvent *) theEvent
+{
+    [self handleTouches:COCOA_TOUCH_DOWN withEvent:theEvent];
+}
+
+- (void)touchesMovedWithEvent:(NSEvent *) theEvent
+{
+    [self handleTouches:COCOA_TOUCH_MOVE withEvent:theEvent];
+}
+
+- (void)touchesEndedWithEvent:(NSEvent *) theEvent
+{
+    [self handleTouches:COCOA_TOUCH_UP withEvent:theEvent];
+}
+
+- (void)touchesCancelledWithEvent:(NSEvent *) theEvent
+{
+    [self handleTouches:COCOA_TOUCH_CANCELLED withEvent:theEvent];
+}
+
+- (void)handleTouches:(cocoaTouchType)type withEvent:(NSEvent *)event
+{
+    NSSet *touches = [event touchesMatchingPhase:NSTouchPhaseBegan inView:nil];
+
+    NSEnumerator *enumerator = [touches objectEnumerator];
+    NSTouch *touch = (NSTouch*)[enumerator nextObject];
+    while (touch) {
+        long touchId = (long)[touch device];
+        if (!SDL_GetTouch(touchId)) {
+            SDL_Touch touch;
+
+            touch.id = touchId;
+            touch.x_min = 0;
+            touch.x_max = 1;
+            touch.xres = touch.x_max - touch.x_min;
+            touch.y_min = 0;
+            touch.y_max = 1;
+            touch.yres = touch.y_max - touch.y_min;
+            touch.pressure_min = 0;
+            touch.pressure_max = 1;
+            touch.pressureres = touch.pressure_max - touch.pressure_min;
+            
+            if (SDL_AddTouch(&touch, "") < 0) {
+                return; 
+            }
+        } 
+        float x = [touch normalizedPosition].x;
+        float y = [touch normalizedPosition].y;
+        long fingerId = (long)[touch identity];
+        switch (type) {
+        case COCOA_TOUCH_DOWN:
+            SDL_SendFingerDown(touchId, fingerId, SDL_TRUE, x, y, 1);
+            break;
+        case COCOA_TOUCH_UP:
+        case COCOA_TOUCH_CANCELLED:
+            SDL_SendFingerDown(touchId, fingerId, SDL_FALSE, x, y, 1);
+            break;
+        case COCOA_TOUCH_MOVE:
+            SDL_SendTouchMotion(touchId, fingerId, SDL_FALSE, x, y, 1);
+            break;
+        }
+        
+        touch = (NSTouch*)[enumerator nextObject];
+    }
+}
+
 @end
 
 @interface SDLWindow : NSWindow