(root)/iphone/tappity : /source/GraphicsServices/GraphicsServices.h (revision 62)

/*

 *  GraphicsServices.h

 *  tappity

 *

 *  Created by döme on 26.10.2009.

 *  Copyright 2009 __MyCompanyName__. All rights reserved.

 *

 */

#ifndef GRAPHICSSERVICES_H

#define GRAPHICSSERVICES_H

#import "CoreGraphics/CGGeometry.h"

#define kGSEventTypeOneFingerDown   1

#define kGSEventTypeAllFingersUp    2

#define kGSEventTypeOneFingerUp     5

/* A "gesture" is either one finger dragging or two fingers down. */

#define kGSEventTypeGesture         6

#ifdef __cplusplus

extern "C" {

#endif

/*

	device:

	unk0:

		bit 17 (0x00020000) on when touchesBegan/moved, off on ended

		bit 16 (0x00010000) unknown, maybe signals short tap?

		others (0x000_0_0_) constant 0

		others (0x____FF__) touch id, starting at 2 when less than 5 touches, starting at 1 when 5 touches

		others (0x______0F) marks something about how/where touch first occured?

	sim:

	unk0:

		bit 17 same as device

		bit 16 !bit16

		0xFF______ apparently "source", 0x43,0x42 mouse scroll (0x00 on begin/end), 0xBF mouseDown, 0xFF mouseDrag/up

		0x______02 constant

		0x____02__ constant

*/

struct GSTouchPoint {

	uint32_t unk0; // some flags? different on sim and device

	float unk1; // 0.0 (device) 1.0 (sim)

	float touchSize; // 1.0 (sim), touch size on device

	float x;

	float y;

	UIWindow* window; // window where event occured?

};

typedef struct GSTouchPoint* GSTouchPointRef;

#define kGSEventTouchesBegan   1

#define kGSEventTouchesMoved   2

#define kGSEventTouchesEnded   6

@interface GSEvent : NSObject

{

//	unsigned int isa;

@public

	uint32_t type0;		// 0x02010180

	uint32_t type1;		// 0x00000BB9

	uint32_t r3;		// 0x00000000

	float avgX0;		// window or view pos?

	float avgY0;		

	float avgX1;		// view or window pos?

	float avgY1;

	uint32_t processId; // contains PID(?) on touchBegan

	uint64_t timestamp;	// contains some timesamp in ns

	UIWindow* window;	// event window

	uint32_t r11;		// 0x00000000

	uint32_t type12;	// 0x00000018 (device) 0x00007284 (sim)

	uint32_t gesture13;	// 3C(0011 1100) = 1 finger, 54(0101 0100) = 2 fingers, 6C(0110 1100) = 3 fingers, 84(1000 0100) = 4 fingers, 9C(1001 1100) = 5 fingers, 24(0010 0100) = 6 fingers/cancel

	uint32_t gesture14; // gesture? 1 = touchBegan, 2 = touchMoved, 6 = touchEnded, 5 = additionalTap in move

	uint16_t numInitialTouches; // number of initial touches

	uint16_t numCurrentTouches; // number of current touches

	uint32_t r16;		// 0x00000000

	uint32_t r17;		// 0x00000000

	uint32_t r18;		// 0x00000000

	uint32_t r19;		// 0x00000000

	uint32_t r20;		// 0x00000000

	uint32_t r21;		// 0x00000000

	uint8_t	 r22_0;		// 0x00

	uint8_t numPoints;

	uint16_t r22_2;		// 0x0000

//	uint32_t r22;

//	uint32_t r23;

	struct GSTouchPoint points[10]; // contains the info on every point.

}

@end

typedef GSEvent* GSEventRef;

int GSEventIsChordingHandEvent(GSEventRef ev); // 0-one finger down 1-two fingers down

int GSEventGetClickCount(GSEventRef ev); // seems to be always 1

CGRect GSEventGetLocationInWindow(GSEventRef ev); // the rect will have width and height during a swipe event

float GSEventGetDeltaX(GSEventRef ev); // number of fingers gesture started with

float GSEventGetDeltaY(GSEventRef ev); // actual fingerCount

CGPoint GSEventGetInnerMostPathPosition(GSEventRef ev); // position finger 1 ?

CGPoint GSEventGetOuterMostPathPosition(GSEventRef ev); // position finger 2 ?

unsigned int GSEventGetSubType(GSEventRef ev); // seems to be always 0

unsigned int GSEventGetType(GSEventRef ev);

int GSEventDeviceOrientation(GSEventRef ev);

void GSEventSetBacklightFactor(int factor);

void GSEventSetBacklightLevel(float level); // from 0.0 (off) to 1.0 (max)

// fonts

typedef enum {

	kGSFontTraitRegular = 0,

    kGSFontTraitItalic = 1,

    kGSFontTraitBold = 2,

    kGSFontTraitBoldItalic = (kGSFontTraitBold | kGSFontTraitItalic)

} GSFontTrait;

struct __GSFont;

typedef struct __GSFont *GSFontRef;

GSFontRef GSFontCreateWithName(char *name, GSFontTrait traits, float size);

char *GSFontGetFamilyName(GSFontRef font);

char *GSFontGetFullName(GSFontRef font);

BOOL GSFontIsBold(GSFontRef font);

BOOL GSFontIsFixedPitch(GSFontRef font);

GSFontTrait GSFontGetTraits(GSFontRef font);

// colors

CGColorRef GSColorCreate(CGColorSpaceRef colorspace, const float components[]);

CGColorRef GSColorCreateBlendedColorWithFraction(CGColorRef color, CGColorRef blendedColor, float fraction);

CGColorRef GSColorCreateColorWithDeviceRGBA(float red, float green, float blue, float alpha);

CGColorRef GSColorCreateWithDeviceWhite(float white, float alpha);

CGColorRef GSColorCreateHighlightWithLevel(CGColorRef originalColor, float highlightLevel);

CGColorRef GSColorCreateShadowWithLevel(CGColorRef originalColor, float shadowLevel);

float GSColorGetRedComponent(CGColorRef color);

float GSColorGetGreenComponent(CGColorRef color);

float GSColorGetBlueComponent(CGColorRef color);

float GSColorGetAlphaComponent(CGColorRef color);

const float *GSColorGetRGBAComponents(CGColorRef color);

// sets the color for the current context given by UICurrentContext()

void GSColorSetColor(CGColorRef color);

void GSColorSetSystemColor(CGColorRef color);

#ifdef __cplusplus

}

#endif

#endif