LCDTFT_ssd0139 - LCD TFT for ssd0139 driver 8 bit mode

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chris stevens / LCDTFT_ssd0139

LCD TFT for ssd0139 driver 8 bit mode

Dependents: receiver TFT_CJS_ssd0139 poster8x8_ranger

Fork of LCDTFT by Ale C.-

/media/uploads/cstevens/20140902_103801.jpg

LCDTFT.cpp@1:1085b6177f6e, 2011-03-15 (annotated)

Committer:: Suky
Date:: Tue Mar 15 01:47:35 2011 +0000
Revision:: 1:1085b6177f6e
Parent:: 0:359653f39307
Child:: 2:ebedda77b33b

Who changed what in which revision?

User	Revision	Line number	New contents of line
Suky	1:1085b6177f6e	1	/*
Suky	1:1085b6177f6e	2	@file LCDTFT.cpp
Suky	1:1085b6177f6e	3	@version: 1.0
Suky	1:1085b6177f6e	4
Suky	1:1085b6177f6e	5	@web www.micros-designs.com.ar
Suky	1:1085b6177f6e	6	@date 30/01/11
Suky	1:1085b6177f6e	7
Suky	1:1085b6177f6e	8	- Version Log --------------------------------------------------------------
Suky	1:1085b6177f6e	9	* Fecha Autor Comentarios *
Suky	1:1085b6177f6e	10	----------------------------------------------------------------------------
Suky	1:1085b6177f6e	11	* 30/01/11 Suky Original *
Suky	1:1085b6177f6e	12	----------------------------------------------------------------------------/
Suky	1:1085b6177f6e	13	///////////////////////////////////////////////////////////////////////////
Suky	1:1085b6177f6e	14	//// ////
Suky	1:1085b6177f6e	15	//// ////
Suky	1:1085b6177f6e	16	//// (C) Copyright 2011 www.micros-designs.com.ar ////
Suky	1:1085b6177f6e	17	//// Este código puede ser usado, modificado y distribuido libremente ////
Suky	1:1085b6177f6e	18	//// sin eliminar esta cabecera y sin garantía de ningún tipo. ////
Suky	1:1085b6177f6e	19	//// ////
Suky	1:1085b6177f6e	20	//// ////
Suky	1:1085b6177f6e	21	///////////////////////////////////////////////////////////////////////////
Suky	1:1085b6177f6e	22	#include "LCDTFT.h"
Suky	1:1085b6177f6e	23
Suky	1:1085b6177f6e	24	LCDTFT::LCDTFT(PinName PIN_RD,PinName PIN_WR,PinName PIN_RS,PinName PIN_CS,PinName PIN_RESET, BusOut *BUSLCD)
Suky	1:1085b6177f6e	25	: LCD_PIN_RD(PIN_RD),LCD_PIN_WR(PIN_WR),LCD_PIN_RS(PIN_RS),LCD_PIN_CS(PIN_CS),LCD_PIN_RESET(PIN_RESET){
Suky	1:1085b6177f6e	26	LCD_PORT=BUSLCD;
Suky	1:1085b6177f6e	27	X=0;
Suky	1:1085b6177f6e	28	Y=0;
Suky	1:1085b6177f6e	29	X_min=0;
Suky	1:1085b6177f6e	30	X_max=LCD_X_MAX;
Suky	1:1085b6177f6e	31	_Alto=1;
Suky	1:1085b6177f6e	32	_Color=0x0000;
Suky	1:1085b6177f6e	33	}
Suky	1:1085b6177f6e	34
Suky	1:1085b6177f6e	35	void LCDTFT::vLCDTFTSetParametersPrintf(unsigned short Xo,unsigned short Yo,unsigned short Xmin,unsigned short Xmax,unsigned char Alto, unsigned short Color){
Suky	1:1085b6177f6e	36
Suky	1:1085b6177f6e	37	X=Xo;
Suky	1:1085b6177f6e	38	Y=Yo;
Suky	1:1085b6177f6e	39	X_min=Xmin;
Suky	1:1085b6177f6e	40	X_max=Xmax;
Suky	1:1085b6177f6e	41	_Alto=Alto;
Suky	1:1085b6177f6e	42	_Color=Color;
Suky	1:1085b6177f6e	43	}
Suky	1:1085b6177f6e	44
Suky	1:1085b6177f6e	45	int LCDTFT::_putc(int value){
Suky	1:1085b6177f6e	46	char Fmt[2]={value,0};
Suky	1:1085b6177f6e	47
Suky	1:1085b6177f6e	48	if(value=='\n'){
Suky	1:1085b6177f6e	49	X=X_min;
Suky	1:1085b6177f6e	50	Y+=7*_Alto + 1;
Suky	1:1085b6177f6e	51	}else{
Suky	1:1085b6177f6e	52	vLCDTFTText(X,Y,(const char *)&Fmt[0],&ARIAL[0],_Alto,_Color);
Suky	1:1085b6177f6e	53	X+=5*_Alto+1;
Suky	1:1085b6177f6e	54	if(X >= X_max){
Suky	1:1085b6177f6e	55	X = X_min;
Suky	1:1085b6177f6e	56	Y += 7*_Alto + 1;
Suky	1:1085b6177f6e	57	}
Suky	1:1085b6177f6e	58	}
Suky	1:1085b6177f6e	59	return(value);
Suky	1:1085b6177f6e	60	}
Suky	1:1085b6177f6e	61
Suky	1:1085b6177f6e	62	int LCDTFT::_getc(){
Suky	1:1085b6177f6e	63	return(-1);
Suky	1:1085b6177f6e	64	}
Suky	1:1085b6177f6e	65
Suky	1:1085b6177f6e	66	void LCDTFT::vLCDTFTWriteCommand(unsigned short Data){
Suky	1:1085b6177f6e	67
Suky	1:1085b6177f6e	68	LCD_PIN_RS=0;
Suky	1:1085b6177f6e	69	LCD_PIN_CS=0;
Suky	1:1085b6177f6e	70	LCD_PORT->write(Data);
Suky	1:1085b6177f6e	71	LCD_PIN_WR=0;
Suky	1:1085b6177f6e	72	LCD_PIN_WR=1;
Suky	1:1085b6177f6e	73	LCD_PIN_CS=1;
Suky	1:1085b6177f6e	74	}
Suky	1:1085b6177f6e	75
Suky	1:1085b6177f6e	76	void LCDTFT::vLCDTFTWriteData(unsigned short Data){
Suky	1:1085b6177f6e	77	LCD_PIN_RS=1;
Suky	1:1085b6177f6e	78	LCD_PIN_CS=0;
Suky	1:1085b6177f6e	79	LCD_PORT->write(Data);
Suky	1:1085b6177f6e	80	LCD_PIN_WR=0;
Suky	1:1085b6177f6e	81	LCD_PIN_WR=1;
Suky	1:1085b6177f6e	82	LCD_PIN_CS =1;
Suky	1:1085b6177f6e	83	}
Suky	1:1085b6177f6e	84
Suky	1:1085b6177f6e	85
Suky	1:1085b6177f6e	86	void LCDTFT::vLCDTFTWriteCommandData(unsigned short CMD,unsigned short Data){
Suky	1:1085b6177f6e	87	vLCDTFTWriteCommand(CMD);
Suky	1:1085b6177f6e	88	vLCDTFTWriteData(Data);
Suky	1:1085b6177f6e	89	}
Suky	1:1085b6177f6e	90
Suky	1:1085b6177f6e	91	void LCDTFT::vLCDTFTAddressSet(unsigned short x1,unsigned short y1,unsigned short x2,unsigned short y2){
Suky	1:1085b6177f6e	92
Suky	1:1085b6177f6e	93	vLCDTFTWriteCommandData(0x0044,(x2<<8)+x1);
Suky	1:1085b6177f6e	94	vLCDTFTWriteCommandData(0x0045,y1);
Suky	1:1085b6177f6e	95	vLCDTFTWriteCommandData(0x0046,y2);
Suky	1:1085b6177f6e	96	vLCDTFTWriteCommandData(0x004e,x1);
Suky	1:1085b6177f6e	97	vLCDTFTWriteCommandData(0x004f,y1);
Suky	1:1085b6177f6e	98	vLCDTFTWriteCommand(0x0022);
Suky	1:1085b6177f6e	99	}
Suky	1:1085b6177f6e	100
Suky	1:1085b6177f6e	101	void LCDTFT::vLCDTFTAddressSetPoint(unsigned short x,unsigned short y){
Suky	1:1085b6177f6e	102
Suky	1:1085b6177f6e	103	vLCDTFTWriteCommandData(0x004e,x);
Suky	1:1085b6177f6e	104	vLCDTFTWriteCommandData(0x004f,y);
Suky	1:1085b6177f6e	105	vLCDTFTWriteCommand(0x0022);
Suky	1:1085b6177f6e	106	}
Suky	1:1085b6177f6e	107
Suky	1:1085b6177f6e	108	void LCDTFT::vLCDTFTInit(void){
Suky	1:1085b6177f6e	109
Suky	1:1085b6177f6e	110	LCD_PIN_RESET=1;
Suky	1:1085b6177f6e	111	wait_ms(5);
Suky	1:1085b6177f6e	112	LCD_PIN_RESET=0;
Suky	1:1085b6177f6e	113	wait_ms(10);
Suky	1:1085b6177f6e	114	LCD_PIN_RESET=1;
Suky	1:1085b6177f6e	115	LCD_PIN_CS=1;
Suky	1:1085b6177f6e	116	LCD_PIN_RD=1;
Suky	1:1085b6177f6e	117	LCD_PIN_WR=1;
Suky	1:1085b6177f6e	118	wait_ms(20);
Suky	1:1085b6177f6e	119
Suky	1:1085b6177f6e	120	vLCDTFTWriteCommandData(0x0000,0x0001); wait_ms(1);
Suky	1:1085b6177f6e	121	vLCDTFTWriteCommandData(0x0003,0xA8A4); wait_ms(1);
Suky	1:1085b6177f6e	122	vLCDTFTWriteCommandData(0x000C,0x0000); wait_ms(1);
Suky	1:1085b6177f6e	123	vLCDTFTWriteCommandData(0x000D,0x080C); wait_ms(1);
Suky	1:1085b6177f6e	124	vLCDTFTWriteCommandData(0x000E,0x2B00); wait_ms(1);
Suky	1:1085b6177f6e	125	vLCDTFTWriteCommandData(0x001E,0x00B0); wait_ms(1);
Suky	1:1085b6177f6e	126	vLCDTFTWriteCommandData(0x0001,0x2B3F); wait_ms(1);
Suky	1:1085b6177f6e	127	vLCDTFTWriteCommandData(0x0002,0x0600); wait_ms(1);
Suky	1:1085b6177f6e	128	vLCDTFTWriteCommandData(0x0010,0x0000); wait_ms(1);
Suky	1:1085b6177f6e	129	vLCDTFTWriteCommandData(0x0011,0x6070); wait_ms(1);
Suky	1:1085b6177f6e	130	vLCDTFTWriteCommandData(0x0005,0x0000); wait_ms(1);
Suky	1:1085b6177f6e	131	vLCDTFTWriteCommandData(0x0006,0x0000); wait_ms(1);
Suky	1:1085b6177f6e	132	vLCDTFTWriteCommandData(0x0016,0xEF1C); wait_ms(1);
Suky	1:1085b6177f6e	133	vLCDTFTWriteCommandData(0x0017,0x0003); wait_ms(1);
Suky	1:1085b6177f6e	134	vLCDTFTWriteCommandData(0x0007,0x0233); wait_ms(1);
Suky	1:1085b6177f6e	135	vLCDTFTWriteCommandData(0x000B,0x0000); wait_ms(1);
Suky	1:1085b6177f6e	136	vLCDTFTWriteCommandData(0x000F,0x0000); wait_ms(1);
Suky	1:1085b6177f6e	137	vLCDTFTWriteCommandData(0x0041,0x0000); wait_ms(1);
Suky	1:1085b6177f6e	138	vLCDTFTWriteCommandData(0x0042,0x0000); wait_ms(1);
Suky	1:1085b6177f6e	139	vLCDTFTWriteCommandData(0x0048,0x0000); wait_ms(1);
Suky	1:1085b6177f6e	140	vLCDTFTWriteCommandData(0x0049,0x013F); wait_ms(1);
Suky	1:1085b6177f6e	141	vLCDTFTWriteCommandData(0x004A,0x0000); wait_ms(1);
Suky	1:1085b6177f6e	142	vLCDTFTWriteCommandData(0x004B,0x0000); wait_ms(1);
Suky	1:1085b6177f6e	143	vLCDTFTWriteCommandData(0x0044,0xEF00); wait_ms(1);
Suky	1:1085b6177f6e	144	vLCDTFTWriteCommandData(0x0045,0x0000); wait_ms(1);
Suky	1:1085b6177f6e	145	vLCDTFTWriteCommandData(0x0046,0x013F); wait_ms(1);
Suky	1:1085b6177f6e	146	vLCDTFTWriteCommandData(0x0030,0x0707); wait_ms(1);
Suky	1:1085b6177f6e	147	vLCDTFTWriteCommandData(0x0031,0x0204); wait_ms(1);
Suky	1:1085b6177f6e	148	vLCDTFTWriteCommandData(0x0032,0x0204); wait_ms(1);
Suky	1:1085b6177f6e	149	vLCDTFTWriteCommandData(0x0033,0x0502); wait_ms(1);
Suky	1:1085b6177f6e	150	vLCDTFTWriteCommandData(0x0034,0x0507); wait_ms(1);
Suky	1:1085b6177f6e	151	vLCDTFTWriteCommandData(0x0035,0x0204); wait_ms(1);
Suky	1:1085b6177f6e	152	vLCDTFTWriteCommandData(0x0036,0x0204); wait_ms(1);
Suky	1:1085b6177f6e	153	vLCDTFTWriteCommandData(0x0037,0x0502); wait_ms(1);
Suky	1:1085b6177f6e	154	vLCDTFTWriteCommandData(0x003A,0x0302); wait_ms(1);
Suky	1:1085b6177f6e	155	vLCDTFTWriteCommandData(0x003B,0x0302); wait_ms(1);
Suky	1:1085b6177f6e	156	vLCDTFTWriteCommandData(0x0023,0x0000); wait_ms(1);
Suky	1:1085b6177f6e	157	vLCDTFTWriteCommandData(0x0024,0x0000); wait_ms(1);
Suky	1:1085b6177f6e	158	vLCDTFTWriteCommandData(0x0025,0x8000); wait_ms(1);
Suky	1:1085b6177f6e	159	vLCDTFTWriteCommandData(0x004f,0);
Suky	1:1085b6177f6e	160	vLCDTFTWriteCommandData(0x004e,0);
Suky	1:1085b6177f6e	161	vLCDTFTWriteCommand(0x0022);
Suky	1:1085b6177f6e	162	}
Suky	1:1085b6177f6e	163
Suky	1:1085b6177f6e	164	void LCDTFT::vLCDTFTFillScreen(unsigned short Color){
Suky	1:1085b6177f6e	165	unsigned short i,j;
Suky	1:1085b6177f6e	166	vLCDTFTAddressSet(0,0,239,319);
Suky	1:1085b6177f6e	167
Suky	1:1085b6177f6e	168	for(i=0;i<320;i++){
Suky	1:1085b6177f6e	169	for (j=0;j<240;j++){
Suky	1:1085b6177f6e	170	vLCDTFTWriteData(Color);
Suky	1:1085b6177f6e	171	}
Suky	1:1085b6177f6e	172	}
Suky	1:1085b6177f6e	173	}
Suky	1:1085b6177f6e	174
Suky	1:1085b6177f6e	175	void LCDTFT::vLCDTFTPoint(unsigned short x,unsigned short y,unsigned short Color){
Suky	1:1085b6177f6e	176
Suky	1:1085b6177f6e	177	vLCDTFTAddressSetPoint(x,y);
Suky	1:1085b6177f6e	178	vLCDTFTWriteData(Color);
Suky	1:1085b6177f6e	179	}
Suky	1:1085b6177f6e	180
Suky	1:1085b6177f6e	181	void LCDTFT::vLCDTFTText(unsigned short x,unsigned short y,const char PtrText,const char (Fuente)[5],unsigned char Alto,unsigned short Color){
Suky	1:1085b6177f6e	182	unsigned short i, j, k, l, m, temp;
Suky	1:1085b6177f6e	183	char DataPunto[5];
Suky	1:1085b6177f6e	184	const char *Ptr;
Suky	1:1085b6177f6e	185
Suky	1:1085b6177f6e	186	while(*PtrText!='\0'){
Suky	1:1085b6177f6e	187	Ptr=(Fuente+*PtrText-' ')[0];
Suky	1:1085b6177f6e	188	for(i=0;i<5;i++){DataPunto[i]=*Ptr++;}
Suky	1:1085b6177f6e	189	switch(*PtrText){
Suky	1:1085b6177f6e	190	case '\n':
Suky	1:1085b6177f6e	191	y += 7*Alto + 1;
Suky	1:1085b6177f6e	192	break;
Suky	1:1085b6177f6e	193	case '\r':
Suky	1:1085b6177f6e	194	x = 0;
Suky	1:1085b6177f6e	195	break;
Suky	1:1085b6177f6e	196	default:
Suky	1:1085b6177f6e	197	if(x+5*Alto >= LCD_X_MAX){
Suky	1:1085b6177f6e	198	x = 0;
Suky	1:1085b6177f6e	199	y += 7*Alto + 1;
Suky	1:1085b6177f6e	200	}
Suky	1:1085b6177f6e	201	for(j=0; j<5; ++j, x+=Alto){
Suky	1:1085b6177f6e	202	for(k=0; k < 7; k++){
Suky	1:1085b6177f6e	203	temp=(0x01<<k);
Suky	1:1085b6177f6e	204	if((DataPunto[j]&temp)==temp){
Suky	1:1085b6177f6e	205	for(l=0; l < Alto; ++l){
Suky	1:1085b6177f6e	206	for(m=0; m < Alto; ++m){
Suky	1:1085b6177f6e	207	vLCDTFTPoint(x+m,y+k*Alto+l,Color);
Suky	1:1085b6177f6e	208	}
Suky	1:1085b6177f6e	209	}
Suky	1:1085b6177f6e	210	}
Suky	1:1085b6177f6e	211	}
Suky	1:1085b6177f6e	212	}
Suky	1:1085b6177f6e	213	x++;
Suky	1:1085b6177f6e	214	break;
Suky	1:1085b6177f6e	215	}
Suky	1:1085b6177f6e	216	*PtrText++;
Suky	1:1085b6177f6e	217	}
Suky	1:1085b6177f6e	218	}
Suky	1:1085b6177f6e	219
Suky	1:1085b6177f6e	220	void LCDTFT::vLCDTFTLine(unsigned short x1,unsigned short y1,unsigned short x2,unsigned short y2,unsigned short Color){
Suky	1:1085b6177f6e	221
Suky	1:1085b6177f6e	222	unsigned short dy, dx;
Suky	1:1085b6177f6e	223	short addx=1, addy=1;
Suky	1:1085b6177f6e	224	short P, diff;
Suky	1:1085b6177f6e	225	unsigned short i=0;
Suky	1:1085b6177f6e	226
Suky	1:1085b6177f6e	227	diff=((short)x2-x1);
Suky	1:1085b6177f6e	228	if(diff<0) diff*=-1;
Suky	1:1085b6177f6e	229	dx=diff;
Suky	1:1085b6177f6e	230	diff=((short)y2-y1);
Suky	1:1085b6177f6e	231	if(diff<0) diff*=-1;
Suky	1:1085b6177f6e	232	dy=diff;
Suky	1:1085b6177f6e	233
Suky	1:1085b6177f6e	234
Suky	1:1085b6177f6e	235	if(x1 > x2)addx = -1;
Suky	1:1085b6177f6e	236	if(y1 > y2)addy = -1;
Suky	1:1085b6177f6e	237	if(dx >= dy){
Suky	1:1085b6177f6e	238	dy *= 2;
Suky	1:1085b6177f6e	239	P = dy - dx;
Suky	1:1085b6177f6e	240	diff = P - dx;
Suky	1:1085b6177f6e	241	for(;i<=dx;++i){
Suky	1:1085b6177f6e	242	vLCDTFTPoint(x1, y1, Color);
Suky	1:1085b6177f6e	243	if(P < 0){
Suky	1:1085b6177f6e	244	P += dy;
Suky	1:1085b6177f6e	245	x1 += addx;
Suky	1:1085b6177f6e	246	}else{
Suky	1:1085b6177f6e	247	P += diff;
Suky	1:1085b6177f6e	248	x1 += addx;
Suky	1:1085b6177f6e	249	y1 += addy;
Suky	1:1085b6177f6e	250	}
Suky	1:1085b6177f6e	251	}
Suky	1:1085b6177f6e	252	}else{
Suky	1:1085b6177f6e	253	dx *= 2;
Suky	1:1085b6177f6e	254	P = dx - dy;
Suky	1:1085b6177f6e	255	diff = P - dy;
Suky	1:1085b6177f6e	256	for(; i<=dy; ++i){
Suky	1:1085b6177f6e	257	vLCDTFTPoint(x1, y1, Color);
Suky	1:1085b6177f6e	258	if(P < 0){
Suky	1:1085b6177f6e	259	P += dx;
Suky	1:1085b6177f6e	260	y1 += addy;
Suky	1:1085b6177f6e	261	}else{
Suky	1:1085b6177f6e	262	P += diff;
Suky	1:1085b6177f6e	263	x1 += addx;
Suky	1:1085b6177f6e	264	y1 += addy;
Suky	1:1085b6177f6e	265	}
Suky	1:1085b6177f6e	266	}
Suky	1:1085b6177f6e	267	}
Suky	1:1085b6177f6e	268	}
Suky	1:1085b6177f6e	269
Suky	1:1085b6177f6e	270
Suky	1:1085b6177f6e	271	void LCDTFT::vLCDTFTRectangle(unsigned short x1,unsigned short y1,unsigned short x2,unsigned short y2,bool Filled,unsigned short Color){
Suky	1:1085b6177f6e	272
Suky	1:1085b6177f6e	273	if(Filled){
Suky	1:1085b6177f6e	274	int Lenght=((int)(x2-x1+1)*(y2-y1+1));
Suky	1:1085b6177f6e	275
Suky	1:1085b6177f6e	276	vLCDTFTAddressSet(x1,y1,x2,y2);
Suky	1:1085b6177f6e	277	for(int i=0;i<Lenght;i++){
Suky	1:1085b6177f6e	278	vLCDTFTWriteData(Color);
Suky	1:1085b6177f6e	279	}
Suky	1:1085b6177f6e	280	}else{
Suky	1:1085b6177f6e	281	vLCDTFTLine(x1, y1, x2, y1, Color);
Suky	1:1085b6177f6e	282	vLCDTFTLine(x1, y2, x2, y2, Color);
Suky	1:1085b6177f6e	283	vLCDTFTLine(x1, y1, x1, y2, Color);
Suky	1:1085b6177f6e	284	vLCDTFTLine(x2, y1, x2, y2, Color);
Suky	1:1085b6177f6e	285	}
Suky	1:1085b6177f6e	286	}
Suky	1:1085b6177f6e	287
Suky	1:1085b6177f6e	288
Suky	1:1085b6177f6e	289	void LCDTFT::vLCDTFTCircle(unsigned short x,unsigned short y,unsigned short Radius,bool Filled,unsigned short Color){
Suky	1:1085b6177f6e	290	short a, b, P;
Suky	1:1085b6177f6e	291
Suky	1:1085b6177f6e	292	a = 0;
Suky	1:1085b6177f6e	293	b = Radius;
Suky	1:1085b6177f6e	294	P = 1 - Radius;
Suky	1:1085b6177f6e	295
Suky	1:1085b6177f6e	296	do{
Suky	1:1085b6177f6e	297	if(Filled){
Suky	1:1085b6177f6e	298	vLCDTFTLine(x-a, y+b, x+a, y+b, Color);
Suky	1:1085b6177f6e	299	vLCDTFTLine(x-a, y-b, x+a, y-b, Color);
Suky	1:1085b6177f6e	300	vLCDTFTLine(x-b, y+a, x+b, y+a, Color);
Suky	1:1085b6177f6e	301	vLCDTFTLine(x-b, y-a, x+b, y-a, Color);
Suky	1:1085b6177f6e	302	}else{
Suky	1:1085b6177f6e	303	vLCDTFTPoint(a+x, b+y, Color);
Suky	1:1085b6177f6e	304	vLCDTFTPoint(b+x, a+y, Color);
Suky	1:1085b6177f6e	305	vLCDTFTPoint(x-a, b+y, Color);
Suky	1:1085b6177f6e	306	vLCDTFTPoint(x-b, a+y, Color);
Suky	1:1085b6177f6e	307	vLCDTFTPoint(b+x, y-a, Color);
Suky	1:1085b6177f6e	308	vLCDTFTPoint(a+x, y-b, Color);
Suky	1:1085b6177f6e	309	vLCDTFTPoint(x-a, y-b, Color);
Suky	1:1085b6177f6e	310	vLCDTFTPoint(x-b, y-a, Color);
Suky	1:1085b6177f6e	311	}
Suky	1:1085b6177f6e	312	if(P < 0) P += 3 + 2 * a++;
Suky	1:1085b6177f6e	313	else P += 5 + 2 * (a++ - b--);
Suky	1:1085b6177f6e	314	}while(a <= b);
Suky	1:1085b6177f6e	315	}
Suky	1:1085b6177f6e	316
Suky	1:1085b6177f6e	317	void LCDTFT::vDrawImageBMP24Bits(const char *NameImagen){
Suky	1:1085b6177f6e	318
Suky	1:1085b6177f6e	319	#define OffsetWidthPixel 18
Suky	1:1085b6177f6e	320	#define OffsetHeighPixel 22
Suky	1:1085b6177f6e	321	#define OffsetSizeFile 34
Suky	1:1085b6177f6e	322	#define OffsetInitData 10
Suky	1:1085b6177f6e	323	#define OffserTipeFile 28
Suky	1:1085b6177f6e	324	char Nombre[80],k;
Suky	1:1085b6177f6e	325	unsigned short PosXImagen,PosYImagen;
Suky	1:1085b6177f6e	326	unsigned char Temp,BufferHeader[54],BufferTemp[3],Adicional;
Suky	1:1085b6177f6e	327	unsigned int WidthPixel,HeighPixel;
Suky	1:1085b6177f6e	328	unsigned short TipeFile,InitData,Temp16bits;
Suky	1:1085b6177f6e	329	union{
Suky	1:1085b6177f6e	330	unsigned short Val;
Suky	1:1085b6177f6e	331	struct{
Suky	1:1085b6177f6e	332	unsigned Blue:5;
Suky	1:1085b6177f6e	333	unsigned Green:6;
Suky	1:1085b6177f6e	334	unsigned Red:5;
Suky	1:1085b6177f6e	335	};
Suky	1:1085b6177f6e	336	}Color;
Suky	1:1085b6177f6e	337
Suky	1:1085b6177f6e	338	LocalFileSystem local("mbedMemory");
Suky	1:1085b6177f6e	339	sprintf(&Nombre[0],"/mbedMemory/");
Suky	1:1085b6177f6e	340	k=12;
Suky	1:1085b6177f6e	341	while(*NameImagen!='\0'){
Suky	1:1085b6177f6e	342	Nombre[k++]=*NameImagen++;
Suky	1:1085b6177f6e	343	}
Suky	1:1085b6177f6e	344
Suky	1:1085b6177f6e	345	FILE Imagen = fopen((const char )&Nombre[0], "r"); // Abrimos archivo para lectura.
Suky	1:1085b6177f6e	346	// Si no se pudo encontrar archivo:
Suky	1:1085b6177f6e	347	if(!Imagen) {
Suky	1:1085b6177f6e	348	vLCDTFTFillScreen(ColorBlack);
Suky	1:1085b6177f6e	349	return;
Suky	1:1085b6177f6e	350	}
Suky	1:1085b6177f6e	351	// Leemos cabecera de archivo
Suky	1:1085b6177f6e	352	fread(&BufferHeader[0],1,54,Imagen);
Suky	1:1085b6177f6e	353
Suky	1:1085b6177f6e	354	WidthPixel = ((unsigned int)BufferHeader[OffsetWidthPixel + 3]16777216+BufferHeader[OffsetWidthPixel + 2]65536+BufferHeader[OffsetWidthPixel + 1]*256+BufferHeader[OffsetWidthPixel]);
Suky	1:1085b6177f6e	355	HeighPixel = ((unsigned int)BufferHeader[OffsetHeighPixel + 3]16777216+BufferHeader[OffsetHeighPixel + 2]65536+BufferHeader[OffsetHeighPixel + 1]*256+BufferHeader[OffsetHeighPixel]);
Suky	1:1085b6177f6e	356	InitData = ((unsigned short)BufferHeader[OffsetInitData]);
Suky	1:1085b6177f6e	357	TipeFile = ((unsigned short)BufferHeader[OffserTipeFile + 1]*256 + BufferHeader[OffserTipeFile]);
Suky	1:1085b6177f6e	358
Suky	1:1085b6177f6e	359	if((WidthPixel>LCD_X_MAX) \|\| (HeighPixel>LCD_Y_MAX) \|\| (TipeFile!=24)){
Suky	1:1085b6177f6e	360	fclose(Imagen);
Suky	1:1085b6177f6e	361	return;
Suky	1:1085b6177f6e	362	}
Suky	1:1085b6177f6e	363
Suky	1:1085b6177f6e	364	if(InitData!=54){
Suky	1:1085b6177f6e	365	for(int k=54;k<InitData;k++){
Suky	1:1085b6177f6e	366	fread(&Temp,1,1,Imagen);
Suky	1:1085b6177f6e	367	}
Suky	1:1085b6177f6e	368	}
Suky	1:1085b6177f6e	369
Suky	1:1085b6177f6e	370	PosXImagen=(LCD_X_MAX/2)-(WidthPixel/2);
Suky	1:1085b6177f6e	371	PosYImagen=(LCD_Y_MAX/2)+(HeighPixel/2);
Suky	1:1085b6177f6e	372
Suky	1:1085b6177f6e	373	Temp16bits=WidthPixel*3;
Suky	1:1085b6177f6e	374	Adicional=0;
Suky	1:1085b6177f6e	375	while(((Temp16bits)%4)!=0){
Suky	1:1085b6177f6e	376	Adicional++;
Suky	1:1085b6177f6e	377	Temp16bits++;
Suky	1:1085b6177f6e	378	}
Suky	1:1085b6177f6e	379
Suky	1:1085b6177f6e	380	for(int k=0,y=PosYImagen;k<HeighPixel;k++,y--){
Suky	1:1085b6177f6e	381	vLCDTFTAddressSet(PosXImagen,y,PosXImagen+WidthPixel-1,y);
Suky	1:1085b6177f6e	382	for(int i=0;i<WidthPixel;i++){
Suky	1:1085b6177f6e	383	fread(&BufferTemp[0],1,3,Imagen); // Leemos 3 bytes (R,G,B)
Suky	1:1085b6177f6e	384	Color.Blue=BufferTemp[0]>>3;Color.Green=BufferTemp[1]>>2;Color.Red=BufferTemp[2]>>3; // Conversion de 24-bits a 16-bits.-
Suky	1:1085b6177f6e	385	vLCDTFTWriteData(Color.Val);
Suky	1:1085b6177f6e	386	}
Suky	1:1085b6177f6e	387	// Bytes adicionales para que linea sea multiplo de 4.-
Suky	1:1085b6177f6e	388	for(int p=0;p<Adicional;p++){
Suky	1:1085b6177f6e	389	fread(&Temp,1,1,Imagen);
Suky	1:1085b6177f6e	390	}
Suky	1:1085b6177f6e	391	}
Suky	1:1085b6177f6e	392	fclose(Imagen);
Suky	1:1085b6177f6e	393	}
Suky	1:1085b6177f6e	394
Suky	1:1085b6177f6e	395	void LCDTFT::vLCDTFTDrawImage(unsigned short x,unsigned short y, unsigned short Width, unsigned short Heigh, unsigned int Lenght, const unsigned short *Imagen){
Suky	1:1085b6177f6e	396
Suky	1:1085b6177f6e	397	vLCDTFTAddressSet(x,y,x+Width-1,y+Heigh-1);
Suky	1:1085b6177f6e	398	for(int i=0;i<Lenght;i++){
Suky	1:1085b6177f6e	399	vLCDTFTWriteData(*Imagen++);
Suky	1:1085b6177f6e	400	}
Suky	0:359653f39307	401	}

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Type:	Library
Created:	02 Sep 2014
Imports:	4
Forks:	1
Commits:	6
Dependents:	3
Dependencies:	0
Followers:	1

LCDTFT.cpp@1:1085b6177f6e, 2011-03-15 (annotated)

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