KoboldTouch tilemap demo code http://www.koboldtouch.com

gistfile1.m

//
// TilemapWithBorderViewController.m
// _Feature-Demo-Template_
//
// Created by Steffen Itterheim on 19.03.13.
// Copyright 2013 __MyCompanyName__. All rights reserved.
//

#import "TilemapWithBorderSceneViewController.h"

@implementation TilemapWithBorderSceneViewController

// this is called from the super class' initWithDefaults method
-(void) createTest
{
#if KK_PLATFORM_IOS
  // for this tilemap only sd & hd tilesets are provided because the tilemap will show a larger portion of the map on iPads,
	// ... therefore: regular iPads should use the SD tileset instead of the -hd tileset
	[[CCFileUtils sharedFileUtils] setiPadSuffix:@""];
	// ... and Retina iPads should load the -hd tilesets
	[[CCFileUtils sharedFileUtils] setiPadRetinaDisplaySuffix:@"-hd"];
#endif /* if KK_PLATFORM_IOS */

	// create a tilemap view controller with a TMX tilemap
	_tilemapVC = [KTTilemapViewController tilemapControllerWithTMXFile:@"crawl-tilemap.tmx"];

	// add the tilemap and its layers, this creates the subcontrollers of _tilemapVC:
	[self addSubController:_tilemapVC];

	// set the initial position
	[_tilemapVC scrollToTileCoordinate:CGPointMake(19, 24)];

	// get the object layer and turn off debug drawing (off by default, this is just an example)
	KTObjectLayerViewController* objectLayerVC = [_tilemapVC tilemapLayerViewControllerByName:@"objects"];
	objectLayerVC.drawObjects = NO;
	objectLayerVC.drawPolyObjectBoundingBoxes = NO;

	// add a label that follows the scrolling of the floor layer
	NSString* text = @"THIS .. IS .. LAVAAAAAAAA!!!";
	KTTrueTypeFontLabel* ttfLabel = [KTTrueTypeFontLabel trueTypeFontLabelWithText:text];
	ttfLabel.fontName = @"Chalkduster";
	ttfLabel.fontSize = 30;

	KTLabelViewController* labelVC = [KTLabelViewController labelControllerWithFontLabel:ttfLabel];
	labelVC.rootNode.position = [_tilemapVC pointCenterOfTileCoord:CGPointMake(20, 15)];

	// now get the layer view controller to add the label to:
	KTTileLayerViewController* floorLayerVC = [_tilemapVC tilemapLayerViewControllerByName:@"floor"];
	[floorLayerVC addSubController:labelVC];

	// rotate & move the label in place (it will continue to scroll along with the layer)
	id rotate1 = [CCRotateTo actionWithDuration:2.0f angle:10.0f];
	id rotate2 = [CCRotateTo actionWithDuration:2.0f angle:-10.0f];
	id ease1 = [CCEaseBackInOut actionWithAction:rotate1];
	id ease2 = [CCEaseBackInOut actionWithAction:rotate2];
	id sequence = [CCSequence actions:ease1, ease2, nil];
	[labelVC.rootNode runAction:[CCRepeatForever actionWithAction:sequence]];

	id move1 = [CCMoveBy actionWithDuration:2.3f position:CGPointMake(0, 140)];
	id move2 = [CCMoveBy actionWithDuration:2.3f position:CGPointMake(0, -140)];
	id easem1 = [CCEaseElasticInOut actionWithAction:move1 period:0.99f];
	id easem2 = [CCEaseElasticInOut actionWithAction:move2 period:0.99f];
	id sequence2 = [CCSequence actions:easem1, easem2, nil];
	[labelVC.rootNode runAction:[CCRepeatForever actionWithAction:sequence2]];

	[self createDrawObjectsButton];
} /* createTest */

-(void) toggleDrawObjects
{
	_drawObjectsStyle++;
	if (_drawObjectsStyle >= DrawObjectsStyle_Count)
	{
		_drawObjectsStyle = DrawObjectsDisabled;
	}

	KTObjectLayerViewController* objectLayerVC = [_tilemapVC tilemapLayerViewControllerByName:@"objects"];
	KTTileLayerViewController* floorLayerVC = [_tilemapVC tilemapLayerViewControllerByName:@"floor"];
	switch (_drawObjectsStyle)
	{
		default:
		case DrawObjectsDisabled:
			objectLayerVC.drawObjects = NO;
			objectLayerVC.drawPolyObjectBoundingBoxes = NO;
			floorLayerVC.drawTileCoordinates = NO;
			break;

		case DrawObjectsEnabled:
			objectLayerVC.drawObjects = YES;
			objectLayerVC.drawPolyObjectBoundingBoxes = NO;
			floorLayerVC.drawTileCoordinates = NO;
			break;

		case DrawObjectsEnabledWithBoundingBoxes:
			objectLayerVC.drawObjects = YES;
			objectLayerVC.drawPolyObjectBoundingBoxes = YES;
			floorLayerVC.drawTileCoordinates = NO;
			break;

		case DrawTileCoordinates:
			objectLayerVC.drawObjects = NO;
			objectLayerVC.drawPolyObjectBoundingBoxes = NO;
			floorLayerVC.drawTileCoordinates = YES;
			floorLayerVC.drawTileCoordinatesColor = ccWHITE;
			break;
	} /* switch */
} /* toggleDrawObjects */

-(void) createDrawObjectsButton
{
	KTTextMenuItem* item = [KTTextMenuItem itemWithText:@"Toggle Draw Objects" executionBlock:^(id sender){
		[self toggleDrawObjects];
	}];

	KTTextMenu* textMenu = [KTTextMenu menuWithTextMenuItems:[NSArray arrayWithObjects:item, nil]];
	textMenu.fontSize = 26;
	item.color = ccYELLOW;

	CGSize winSize = self.gameController.windowController.windowSize;
	KTMenuViewController* buttonVC = [KTMenuViewController menuControllerWithTextMenu:textMenu];
	buttonVC.rootNode.position = CGPointMake(winSize.width / 2, winSize.height - winSize.height / 6);
	[self addSubController:buttonVC];
} /* createDrawObjectsButton */

-(void) touchBeganWithEvent:(KTTouchEvent*)touchEvent
{
	CGPoint offset = ccpSub(touchEvent.locationInGLView, [CCDirector sharedDirector].windowCenter);
	[_tilemapVC scrollByPointOffset:offset speed:4.0f];

	CGPoint touchLocation = touchEvent.locationInGLView;
	LOG_EXPR(touchLocation);
	CGPoint touchedTileCoord = [_tilemapVC tileCoordFromPoint:touchLocation];
	LOG_EXPR(touchedTileCoord);
	CGPoint pointOriginOfTouchedTile = [_tilemapVC pointOriginOfTileCoord:touchedTileCoord];
	LOG_EXPR(pointOriginOfTouchedTile);
	pointOriginOfTouchedTile = CGPointZero; // shut up compiler

	// get the tile's gid at the touched location (adjusted to the tilemap's width/height)
	KTTilemapLayer* backgroundLayer = [_tilemapVC.tilemap layerByName:@"floor"];
	gid_t gid = [backgroundLayer tileGidAt:touchedTileCoord];
	LOG_EXPR(gid);

	// increase gid and do bounds check, to avoid creating an invalid gid
	gid++;
	if (gid > _tilemapVC.tilemap.highestGid)
	{
		gid = 0;
	}

	// set the new gid at the touched location, always setting the flip flag
	[backgroundLayer setTileGidWithFlags:gid | KTTilemapTileVerticalFlip tileCoord:touchedTileCoord];
} /* touchBeganWithEvent */

-(void) sceneDidChange
{
	// register touch delegate here, to make sure navigation controller's delegate is set first (workaround until delegates can have priority)
	self.multiTouchController.enabled = YES;
	self.multiTouchController.emulateTouchesWithMouse = YES;
	[self.multiTouchController addDelegate:self];
}

@end