project_files/HedgewarsMobile/Classes/OverlayViewController.m
changeset 3547 02875b1145b7
parent 3546 ccf4854df294
child 3551 d4de36b3801a
--- a/project_files/HedgewarsMobile/Classes/OverlayViewController.m	Wed Jun 23 21:49:19 2010 +0200
+++ b/project_files/HedgewarsMobile/Classes/OverlayViewController.m	Wed Jun 23 22:03:56 2010 +0200
@@ -0,0 +1,445 @@
+//
+//  overlayViewController.m
+//  HedgewarsMobile
+//
+//  Created by Vittorio on 16/03/10.
+//  Copyright 2010 __MyCompanyName__. All rights reserved.
+//
+
+#import "OverlayViewController.h"
+#import "SDL_uikitappdelegate.h"
+#import "PascalImports.h"
+#import "CGPointUtils.h"
+#import "SDL_mouse.h"
+#import "SDL_config_iphoneos.h"
+#import "PopoverMenuViewController.h"
+#import "CommodityFunctions.h"
+
+#define HIDING_TIME_DEFAULT [NSDate dateWithTimeIntervalSinceNow:2.7]
+#define HIDING_TIME_NEVER   [NSDate dateWithTimeIntervalSinceNow:10000]
+
+
+@implementation OverlayViewController
+@synthesize popoverController, popupMenu, writeChatTextField, spinningWheel;
+
+-(BOOL) shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation) interfaceOrientation {
+    return rotationManager(interfaceOrientation);
+}
+
+
+-(void) didReceiveMemoryWarning {
+    // Releases the view if it doesn't have a superview.
+    [super didReceiveMemoryWarning];
+    // Release any cached data, images, etc that aren't in use.
+    if (popupMenu.view.superview == nil) 
+        popupMenu = nil;
+}
+
+-(void) didRotate:(NSNotification *)notification {  
+    UIDeviceOrientation orientation = [[UIDevice currentDevice] orientation];
+    CGRect rect = [[UIScreen mainScreen] bounds];
+    CGRect usefulRect = CGRectMake(0, 0, rect.size.width, rect.size.height);
+    UIView *sdlView = [[[UIApplication sharedApplication] keyWindow] viewWithTag:12345];
+    
+    [UIView beginAnimations:@"rotation" context:NULL];
+    [UIView setAnimationDuration:0.8f];
+    [UIView setAnimationCurve:UIViewAnimationCurveEaseInOut];
+    switch (orientation) {
+        case UIDeviceOrientationLandscapeLeft:
+            sdlView.transform = CGAffineTransformMakeRotation(degreesToRadian(0));
+            self.view.transform = CGAffineTransformMakeRotation(degreesToRadian(90));
+            [self chatDisappear];
+            HW_setLandscape(YES);
+            break;
+        case UIDeviceOrientationLandscapeRight:
+            sdlView.transform = CGAffineTransformMakeRotation(degreesToRadian(180));
+            self.view.transform = CGAffineTransformMakeRotation(degreesToRadian(-90));
+            [self chatDisappear];
+            HW_setLandscape(YES);
+            break;
+        case UIDeviceOrientationPortrait:
+            if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) {
+                sdlView.transform = CGAffineTransformMakeRotation(degreesToRadian(270));
+                self.view.transform = CGAffineTransformMakeRotation(degreesToRadian(0));
+                [self chatAppear];
+                HW_setLandscape(NO);
+            }
+            break;
+        case UIDeviceOrientationPortraitUpsideDown:
+            if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) {
+                sdlView.transform = CGAffineTransformMakeRotation(degreesToRadian(90));
+                self.view.transform = CGAffineTransformMakeRotation(degreesToRadian(180));
+                [self chatAppear];
+                HW_setLandscape(NO);
+            }
+            break;
+        default:
+            break;
+    }
+    self.view.frame = usefulRect;
+    //sdlView.frame = usefulRect;
+    [UIView commitAnimations];
+}
+
+-(void) chatAppear {
+    if (writeChatTextField == nil) {
+        writeChatTextField = [[UITextField alloc] initWithFrame:CGRectMake(0, 100, 768, [UIFont systemFontSize]+8)];
+        writeChatTextField.textColor = [UIColor whiteColor];
+        writeChatTextField.backgroundColor = [UIColor blueColor];
+        writeChatTextField.autocapitalizationType = UITextAutocapitalizationTypeNone;
+        writeChatTextField.autocorrectionType = UITextAutocorrectionTypeNo;
+        writeChatTextField.enablesReturnKeyAutomatically = NO;
+        writeChatTextField.keyboardAppearance = UIKeyboardAppearanceDefault;
+        writeChatTextField.keyboardType = UIKeyboardTypeDefault;
+        writeChatTextField.returnKeyType = UIReturnKeyDefault;
+        writeChatTextField.secureTextEntry = NO;    
+        [self.view addSubview:writeChatTextField];
+    }
+    writeChatTextField.alpha = 1;
+    [self activateOverlay];
+    [dimTimer setFireDate:HIDING_TIME_NEVER];
+}
+
+-(void) chatDisappear {
+    writeChatTextField.alpha = 0;
+    [writeChatTextField resignFirstResponder];
+    [dimTimer setFireDate:HIDING_TIME_DEFAULT];
+}
+
+#pragma mark -
+#pragma mark View Management
+-(void) viewDidLoad {
+    isPopoverVisible = NO;
+    singleton = self.spinningWheel;
+    canDim = NO;
+    self.view.alpha = 0;
+    self.view.center = CGPointMake(self.view.frame.size.height/2.0, self.view.frame.size.width/2.0);
+    
+    
+    dimTimer = [[NSTimer alloc] initWithFireDate:[NSDate dateWithTimeIntervalSinceNow:6]
+                                        interval:1000
+                                          target:self
+                                        selector:@selector(dimOverlay)
+                                        userInfo:nil
+                                         repeats:YES];
+    
+    // add timer too runloop, otherwise it doesn't work
+    [[NSRunLoop currentRunLoop] addTimer:dimTimer forMode:NSDefaultRunLoopMode];
+    
+    // listen for dismissal of the popover (see below)
+    [[NSNotificationCenter defaultCenter] addObserver:self
+                                             selector:@selector(dismissPopover)
+                                                 name:@"dismissPopover"
+                                               object:nil];
+    
+    [[UIDevice currentDevice] beginGeneratingDeviceOrientationNotifications];   
+    [[NSNotificationCenter defaultCenter] addObserver:self
+                                             selector:@selector(didRotate:)
+                                                 name:@"UIDeviceOrientationDidChangeNotification"
+                                               object:nil];
+
+    //self.view.transform = CGAffineTransformRotate(self.view.transform, (M_PI/2.0)); 
+    [UIView beginAnimations:@"showing overlay" context:NULL];
+    [UIView setAnimationDuration:1];
+    self.view.alpha = 1;
+    [UIView commitAnimations];
+}
+
+-(void) viewDidUnload {
+    self.writeChatTextField = nil;
+    self.popoverController = nil;
+    self.popupMenu = nil;
+    self.spinningWheel = nil;
+    [super viewDidUnload];
+    MSG_DIDUNLOAD();
+}
+
+-(void) dealloc {
+    [dimTimer invalidate];
+    [writeChatTextField release];
+    [popupMenu release];
+    [popoverController release];
+    // dimTimer is autoreleased
+    [spinningWheel release];
+    [super dealloc];
+}
+
+#pragma mark -
+#pragma mark Overlay actions and members
+// dim the overlay when there's no more input for a certain amount of time
+-(IBAction) buttonReleased:(id) sender {
+    HW_allKeysUp();
+    [dimTimer setFireDate:HIDING_TIME_DEFAULT];
+}
+
+// nice transition for dimming, should be called only by the timer himself
+-(void) dimOverlay {
+    if (canDim) {
+        [UIView beginAnimations:@"overlay dim" context:NULL];
+        [UIView setAnimationDuration:0.6];
+        self.view.alpha = 0.2;
+        [UIView commitAnimations];
+    }
+}
+
+// set the overlay visible and put off the timer for enough time
+-(void) activateOverlay {
+    self.view.alpha = 1;
+    [dimTimer setFireDate:HIDING_TIME_NEVER];
+}
+
+// issue certain action based on the tag of the button 
+-(IBAction) buttonPressed:(id) sender {
+    [self activateOverlay];
+    if (isPopoverVisible) {
+        [self dismissPopover];
+    }
+    UIButton *theButton = (UIButton *)sender;
+    
+    switch (theButton.tag) {
+        case 0:
+            HW_walkLeft();
+            break;
+        case 1:
+            HW_walkRight();
+            break;
+        case 2:
+            HW_aimUp();
+            break;
+        case 3:
+            HW_aimDown();
+            break;
+        case 4:
+            HW_shoot();
+            break;
+        case 5:
+            HW_jump();
+            break;
+        case 6:
+            HW_backjump();
+            break;
+        case 7:
+            HW_tab();
+            break;
+        case 10:
+            [self showPopover];
+            break;
+        default:
+            NSLog(@"Nope");
+            break;
+    }
+}
+
+// present a further check before closing game
+-(void) actionSheet:(UIActionSheet *)actionSheet didDismissWithButtonIndex:(NSInteger) buttonIndex {
+    if ([actionSheet cancelButtonIndex] != buttonIndex)
+        HW_terminate(NO);
+    else
+        HW_pause();     
+}
+
+// show up a popover containing a popupMenuViewController; we hook it with setPopoverContentSize
+// on iphone instead just use the tableViewController directly (and implement manually all animations)
+-(IBAction) showPopover{
+    isPopoverVisible = YES;
+    CGRect anchorForPopover;
+
+    if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) {
+        if (popupMenu == nil) 
+            popupMenu = [[PopoverMenuViewController alloc] initWithStyle:UITableViewStylePlain];
+        if (popoverController == nil) {
+            popoverController = [[UIPopoverController alloc] initWithContentViewController:popupMenu];
+            [popoverController setPopoverContentSize:CGSizeMake(220, 170) animated:YES];
+            [popoverController setPassthroughViews:[NSArray arrayWithObject:self.view]];
+        }
+        
+        if (UIDeviceOrientationIsLandscape([[UIDevice currentDevice] orientation]))
+            anchorForPopover = CGRectMake(960, 0, 220, 32);
+        else
+            anchorForPopover = CGRectMake(736, 0, 220, 32);
+        
+        [popoverController presentPopoverFromRect:anchorForPopover
+                                           inView:self.view
+                         permittedArrowDirections:UIPopoverArrowDirectionUp
+                                         animated:YES];
+    } else {
+        if (popupMenu == nil) {
+            popupMenu = [[PopoverMenuViewController alloc] initWithStyle:UITableViewStyleGrouped];
+            popupMenu.view.backgroundColor = [UIColor clearColor];
+            popupMenu.view.frame = CGRectMake(480, 0, 200, 170);
+        }
+        [self.view addSubview:popupMenu.view];
+        
+        [UIView beginAnimations:@"showing popover" context:NULL];
+        [UIView setAnimationDuration:0.35];
+        popupMenu.view.frame = CGRectMake(280, 0, 200, 170);
+        [UIView commitAnimations];
+    }
+    popupMenu.tableView.scrollEnabled = NO;
+}
+
+// on ipad just dismiss it, on iphone transtion to the right
+-(void) dismissPopover {
+    if (YES == isPopoverVisible) {
+        isPopoverVisible = NO;
+        
+        if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) {
+            [popoverController dismissPopoverAnimated:YES];
+        } else {
+            [UIView beginAnimations:@"hiding popover" context:NULL];
+            [UIView setAnimationDuration:0.35];
+            popupMenu.view.frame = CGRectMake(480, 0, 200, 170);
+            [UIView commitAnimations];
+        
+            [popupMenu.view performSelector:@selector(removeFromSuperview) withObject:nil afterDelay:0.35];
+        }
+        [self buttonReleased:nil];
+    }
+}
+
+-(void) textFieldDoneEditing:(id) sender{
+    [sender resignFirstResponder];
+}
+
+// this function is called by pascal FinishProgress and removes the spinning wheel when loading is done
+void spinningWheelDone (void) {
+    [UIView beginAnimations:@"hiding spinning wheel" context:NULL];
+    [UIView setAnimationDuration:0.7];
+    singleton.alpha = 0;
+    [UIView commitAnimations];
+    [singleton performSelector:@selector(stopAnimating) withObject:nil afterDelay:0.7];
+    canDim = YES;
+}
+
+#pragma mark -
+#pragma mark Custom touch event handling
+-(void) touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event {
+    NSArray *twoTouches;
+    UITouch *touch = [touches anyObject];
+    
+    if (isPopoverVisible) {
+        [self dismissPopover];
+    }
+    if (writeChatTextField) {
+        [self.writeChatTextField resignFirstResponder];
+        [dimTimer setFireDate:HIDING_TIME_DEFAULT];
+    }
+    
+    gestureStartPoint = [touch locationInView:self.view];
+        
+    switch ([touches count]) {
+        /*case 1:
+            initialDistanceForPinching = 0;
+            switch ([touch tapCount]) {
+                case 1:
+                    NSLog(@"X:%d Y:%d", (int)gestureStartPoint.x, (int)gestureStartPoint.y );
+                    //SDL_WarpMouseInWindow([SDLUIKitDelegate sharedAppDelegate].window, 
+                    //            (int)gestureStartPoint.y, width - (int)gestureStartPoint.x);
+                    //HW_click();
+                    break;
+                case 2:
+                    HW_ammoMenu();
+                    break;
+                default:
+                    break;
+            }
+            break;*/
+        case 2:
+            if (2 == [touch tapCount]) {
+                HW_zoomReset();
+            }
+            
+            // pinching
+            gestureStartPoint = CGPointMake(0, 0);
+            twoTouches = [touches allObjects];
+            UITouch *first = [twoTouches objectAtIndex:0];
+            UITouch *second = [twoTouches objectAtIndex:1];
+            initialDistanceForPinching = distanceBetweenPoints([first locationInView:self.view], [second locationInView:self.view]);
+            break;
+        default:
+            break;
+    }
+
+}
+
+-(void) touchesEnded:(NSSet *)touches withEvent:(UIEvent *)event {
+    gestureStartPoint = CGPointMake(0, 0);
+    initialDistanceForPinching = 0;
+    //HW_allKeysUp();
+}
+
+-(void) touchesCancelled:(NSSet *)touches withEvent:(UIEvent *)event {
+    // this can happen if the user puts more than 5 touches on the screen at once, or perhaps in other circumstances
+    [self touchesEnded:touches withEvent:event];
+}
+
+-(void) touchesMoved:(NSSet *)touches withEvent:(UIEvent *)event {
+    CGFloat minimumGestureLength;
+    int logCoeff;
+    
+    if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) {
+        minimumGestureLength = 5.0f;
+        logCoeff = 19;
+    } else {
+        minimumGestureLength = 3.0f;
+        logCoeff = 3;
+    }
+    
+    NSArray *twoTouches;
+    CGPoint currentPosition;
+    UITouch *touch = [touches anyObject];
+
+    switch ([touches count]) {
+        /*case 1:
+            currentPosition = [touch locationInView:self.view];
+            // panning
+            CGFloat deltaX = fabsf(gestureStartPoint.x - currentPosition.x);
+            CGFloat deltaY = fabsf(gestureStartPoint.y - currentPosition.y);
+            
+            // the two ifs are not mutually exclusive
+            if (deltaX >= minimumGestureLength) {
+                DLog(@"deltaX: %f deltaY: %f", deltaX, deltaY);
+                if (currentPosition.x > gestureStartPoint.x) {
+                    HW_cursorLeft(logCoeff*log(deltaX));
+                } else {
+                    HW_cursorRight(logCoeff*log(deltaX));
+                }
+
+            } 
+            if (deltaY >= minimumGestureLength) {
+                DLog(@"deltaX: %f deltaY: %f", deltaX, deltaY);
+                if (currentPosition.y < gestureStartPoint.y) {
+                    HW_cursorDown(logCoeff*log(deltaY));
+                } else {
+                    HW_cursorUp(logCoeff*log(deltaY));
+                }            
+            }
+
+            break;*/
+        case 2:
+            twoTouches = [touches allObjects];
+            UITouch *first = [twoTouches objectAtIndex:0];
+            UITouch *second = [twoTouches objectAtIndex:1];
+            CGFloat currentDistanceOfPinching = distanceBetweenPoints([first locationInView:self.view], [second locationInView:self.view]);
+            const int pinchDelta = 40;
+            
+            if (0 != initialDistanceForPinching) {
+                if (currentDistanceOfPinching - initialDistanceForPinching > pinchDelta) {
+                    HW_zoomIn();
+                    initialDistanceForPinching = currentDistanceOfPinching;
+                }
+                else if (initialDistanceForPinching - currentDistanceOfPinching > pinchDelta) {
+                    HW_zoomOut();
+                    initialDistanceForPinching = currentDistanceOfPinching;
+                }
+            } else 
+                initialDistanceForPinching = currentDistanceOfPinching;
+            
+            break;
+        default:
+            break;
+    }
+}
+
+
+@end