Luca Antolini / Mbed 2 deprecated Stabilus322699_LA0010

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Dependencies:   mbed QEI DmTftLibrary

Display/DisplayDriver.cpp@20:626b92b70bf7, 2018-11-08 (annotated)

Committer:
mverdy
Date:
Thu Nov 08 10:14:39 2018 +0000
Revision:
20:626b92b70bf7
Child:
21:ab8027016a2c
Addition of missing modules to synchronize with v1.5.2

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mverdy 20:626b92b70bf7 1 /*
mverdy 20:626b92b70bf7 2 ______ _
mverdy 20:626b92b70bf7 3 / _____) _ | |
mverdy 20:626b92b70bf7 4 ( (____ _____ ____ _| |_ _____ ____| |__
mverdy 20:626b92b70bf7 5 \____ \| ___ | (_ _) ___ |/ ___) _ \
mverdy 20:626b92b70bf7 6 _____) ) ____| | | || |_| ____( (___| | | |
mverdy 20:626b92b70bf7 7 (______/|_____)_|_|_| \__)_____)\____)_| |_|
mverdy 20:626b92b70bf7 8 (C)2016 Semtech
mverdy 20:626b92b70bf7 9
mverdy 20:626b92b70bf7 10 Description: Display driver implementation
mverdy 20:626b92b70bf7 11
mverdy 20:626b92b70bf7 12 Maintainer: Gregory Cristian & Gilbert Menth
mverdy 20:626b92b70bf7 13 */
mverdy 20:626b92b70bf7 14
mverdy 20:626b92b70bf7 15 #include "mbed.h"
mverdy 20:626b92b70bf7 16 #include "Eeprom.h"
mverdy 20:626b92b70bf7 17 #include "DisplayDriver.h"
mverdy 20:626b92b70bf7 18 #include "DmTftIli9341.h"
mverdy 20:626b92b70bf7 19 #include "DmTouch.h"
mverdy 20:626b92b70bf7 20 #include "DmTouchCalibration.h"
mverdy 20:626b92b70bf7 21
mverdy 20:626b92b70bf7 22
mverdy 20:626b92b70bf7 23 //If DISPLAY_INVERT is defined as 1 then the display will be inverted from its native orientation
mverdy 20:626b92b70bf7 24 #define DISPLAY_INVERT 1
mverdy 20:626b92b70bf7 25
mverdy 20:626b92b70bf7 26 #define MAX_GO_STRING 30
mverdy 20:626b92b70bf7 27 #define SPACE_ASCII 0x20
mverdy 20:626b92b70bf7 28 #define FONT_WIDTH 8
mverdy 20:626b92b70bf7 29
mverdy 20:626b92b70bf7 30 // DmTftIli9341( PinName cs, PinName dc, PinName mosi, PinName miso, PinName clk )
mverdy 20:626b92b70bf7 31 // DM_TFT28_105
mverdy 20:626b92b70bf7 32 DmTftIli9341 Tft( D10, D9, D11, D12, D13 );
mverdy 20:626b92b70bf7 33 DmTouch Touch( DmTouch::DM_TFT28_105, D9, D11, D12 );
mverdy 20:626b92b70bf7 34 DmTouchCalibration Calibration = DmTouchCalibration( &Tft, &Touch );
mverdy 20:626b92b70bf7 35
mverdy 20:626b92b70bf7 36 /*
mverdy 20:626b92b70bf7 37 * Used only to define pull-up on the CS lines
mverdy 20:626b92b70bf7 38 */
mverdy 20:626b92b70bf7 39 DigitalInOut CsTouch( D4, PIN_OUTPUT, PullUp, 1 );
mverdy 20:626b92b70bf7 40 DigitalInOut CsDisplay( D10, PIN_OUTPUT, PullUp, 1 );
mverdy 20:626b92b70bf7 41 DigitalInOut CsSDCard( D8, PIN_OUTPUT, PullUp, 1 );
mverdy 20:626b92b70bf7 42 DigitalInOut CsFlash( D6, PIN_OUTPUT, PullUp, 1 );
mverdy 20:626b92b70bf7 43
mverdy 20:626b92b70bf7 44 MenuSettings_t MenuSettings;
mverdy 20:626b92b70bf7 45 char GoTmpString[MAX_GO_STRING];
mverdy 20:626b92b70bf7 46
mverdy 20:626b92b70bf7 47
mverdy 20:626b92b70bf7 48 static int BmpWidth;
mverdy 20:626b92b70bf7 49 static int BmpHeight;
mverdy 20:626b92b70bf7 50 static uint8_t BmpImageoffset;
mverdy 20:626b92b70bf7 51
mverdy 20:626b92b70bf7 52 static bool BmpReadHeader( uint8_t *thisBmp );
mverdy 20:626b92b70bf7 53 static uint16_t Read16( uint8_t *src );
mverdy 20:626b92b70bf7 54 static uint32_t Read32( uint8_t *src );
mverdy 20:626b92b70bf7 55 static void DrawBmpFromFlash( uint8_t *thisBmp, int x, int y );
mverdy 20:626b92b70bf7 56
mverdy 20:626b92b70bf7 57
mverdy 20:626b92b70bf7 58 void DisplayDriverInit( void )
mverdy 20:626b92b70bf7 59 {
mverdy 20:626b92b70bf7 60 Tft.init( );
mverdy 20:626b92b70bf7 61 Touch.init( );
mverdy 20:626b92b70bf7 62
mverdy 20:626b92b70bf7 63 DisplayDriverCalibrate( );
mverdy 20:626b92b70bf7 64 Tft.clearScreen( );
mverdy 20:626b92b70bf7 65
mverdy 20:626b92b70bf7 66 for( uint8_t i = 0; i < MAX_GO_STRING; i++) GoTmpString[i] = SPACE_ASCII;
mverdy 20:626b92b70bf7 67 }
mverdy 20:626b92b70bf7 68
mverdy 20:626b92b70bf7 69 // Calibrates the touch screen
mverdy 20:626b92b70bf7 70 void DisplayDriverCalibrate( void )
mverdy 20:626b92b70bf7 71 {
mverdy 20:626b92b70bf7 72 uint16_t x, y = 0;
mverdy 20:626b92b70bf7 73 bool touched = false;
mverdy 20:626b92b70bf7 74
mverdy 20:626b92b70bf7 75 if( Eeprom.EepromData.MenuSettings.ScreenCalibrated == false )
mverdy 20:626b92b70bf7 76 {
mverdy 20:626b92b70bf7 77 Tft.drawString( 5, 5, "Press and hold on cross" );
mverdy 20:626b92b70bf7 78 Tft.drawString( 5, 25, "until it turns green. " );
mverdy 20:626b92b70bf7 79
mverdy 20:626b92b70bf7 80 Point displayRefPoint[5];
mverdy 20:626b92b70bf7 81 Point touchRefPoint[5];
mverdy 20:626b92b70bf7 82
mverdy 20:626b92b70bf7 83 if( Calibration.getTouchReferencePoints( displayRefPoint, touchRefPoint,\
mverdy 20:626b92b70bf7 84 Tft.width( ), Tft.height( ) ) )
mverdy 20:626b92b70bf7 85 {
mverdy 20:626b92b70bf7 86 CalibrationMatrix calibrationMatrix = \
mverdy 20:626b92b70bf7 87 Calibration.calculateCalibrationMatrix( displayRefPoint, \
mverdy 20:626b92b70bf7 88 touchRefPoint );
mverdy 20:626b92b70bf7 89
mverdy 20:626b92b70bf7 90 Touch.setCalibrationMatrix( calibrationMatrix );
mverdy 20:626b92b70bf7 91 Tft.clearScreen( );
mverdy 20:626b92b70bf7 92 Eeprom.EepromData.MenuSettings.Calibration.a = calibrationMatrix.a;
mverdy 20:626b92b70bf7 93 Eeprom.EepromData.MenuSettings.Calibration.b = calibrationMatrix.b;
mverdy 20:626b92b70bf7 94 Eeprom.EepromData.MenuSettings.Calibration.c = calibrationMatrix.c;
mverdy 20:626b92b70bf7 95 Eeprom.EepromData.MenuSettings.Calibration.d = calibrationMatrix.d;
mverdy 20:626b92b70bf7 96 Eeprom.EepromData.MenuSettings.Calibration.e = calibrationMatrix.e;
mverdy 20:626b92b70bf7 97 Eeprom.EepromData.MenuSettings.Calibration.f = calibrationMatrix.f;
mverdy 20:626b92b70bf7 98 Eeprom.EepromData.MenuSettings.ScreenCalibrated = true;
mverdy 20:626b92b70bf7 99 EepromSaveSettings( SCREEN_DATA );
mverdy 20:626b92b70bf7 100 }
mverdy 20:626b92b70bf7 101 else
mverdy 20:626b92b70bf7 102 {
mverdy 20:626b92b70bf7 103 Tft.clearScreen( );
mverdy 20:626b92b70bf7 104 Tft.drawString( 5, 5, "Calibration failed" );
mverdy 20:626b92b70bf7 105 Tft.drawString( 5, 25, "Please try again." );
mverdy 20:626b92b70bf7 106 delay( 2000 );
mverdy 20:626b92b70bf7 107 Tft.clearScreen( );
mverdy 20:626b92b70bf7 108 return;
mverdy 20:626b92b70bf7 109 }
mverdy 20:626b92b70bf7 110 }
mverdy 20:626b92b70bf7 111 else
mverdy 20:626b92b70bf7 112 {
mverdy 20:626b92b70bf7 113 Touch.setCalibrationMatrix( Eeprom.EepromData.MenuSettings.Calibration );
mverdy 20:626b92b70bf7 114 Tft.clearScreen( );
mverdy 20:626b92b70bf7 115 }
mverdy 20:626b92b70bf7 116
mverdy 20:626b92b70bf7 117 if( Touch.isTouched( ) )
mverdy 20:626b92b70bf7 118 {
mverdy 20:626b92b70bf7 119 Touch.readTouchData( x, y, touched );
mverdy 20:626b92b70bf7 120 Calibration.drawCalibPoint( x, y );
mverdy 20:626b92b70bf7 121 }
mverdy 20:626b92b70bf7 122 }
mverdy 20:626b92b70bf7 123
mverdy 20:626b92b70bf7 124 GraphObjectStatus_t GraphObjectDraw( GraphObject_t* goObject, uint8_t* source, \
mverdy 20:626b92b70bf7 125 bool doFill, bool activeTouch)
mverdy 20:626b92b70bf7 126 {
mverdy 20:626b92b70bf7 127 GraphObjectStatus_t status = GO_STATUS_NOERR;
mverdy 20:626b92b70bf7 128 uint8_t maxChar;
mverdy 20:626b92b70bf7 129
mverdy 20:626b92b70bf7 130 if( goObject == NULL )
mverdy 20:626b92b70bf7 131 {
mverdy 20:626b92b70bf7 132 return GO_STATUS_BAD_ARG;
mverdy 20:626b92b70bf7 133 }
mverdy 20:626b92b70bf7 134 if( goObject->Xpos + goObject->Width > SCREEN_WIDTH )
mverdy 20:626b92b70bf7 135 {
mverdy 20:626b92b70bf7 136 return GO_STATUS_BAD_COORD;
mverdy 20:626b92b70bf7 137 }
mverdy 20:626b92b70bf7 138 if( goObject->Ypos + goObject->Height > SCREEN_HEIGHT )
mverdy 20:626b92b70bf7 139 {
mverdy 20:626b92b70bf7 140 return GO_STATUS_BAD_COORD;
mverdy 20:626b92b70bf7 141 }
mverdy 20:626b92b70bf7 142 switch( goObject->Type )
mverdy 20:626b92b70bf7 143 {
mverdy 20:626b92b70bf7 144 case GO_TEXT:
mverdy 20:626b92b70bf7 145 if( source == NULL )
mverdy 20:626b92b70bf7 146 {
mverdy 20:626b92b70bf7 147 status = GO_STATUS_BAD_ARG;
mverdy 20:626b92b70bf7 148 }
mverdy 20:626b92b70bf7 149 else
mverdy 20:626b92b70bf7 150 {
mverdy 20:626b92b70bf7 151 uint8_t i = 0;
mverdy 20:626b92b70bf7 152 uint8_t j = 0;
mverdy 20:626b92b70bf7 153 // max character in the object string
mverdy 20:626b92b70bf7 154 maxChar = goObject->Width / FONT_WIDTH;
mverdy 20:626b92b70bf7 155 Tft.setTextColor( goObject->BackColor, goObject->FrontColor );
mverdy 20:626b92b70bf7 156 for( i = 0; i < maxChar; i++)
mverdy 20:626b92b70bf7 157 {
mverdy 20:626b92b70bf7 158 if( *source != 0 )
mverdy 20:626b92b70bf7 159 {
mverdy 20:626b92b70bf7 160 Tft.drawChar( goObject->Xpos + j, goObject->Ypos, \
mverdy 20:626b92b70bf7 161 ( char )*( source++ ), false );
mverdy 20:626b92b70bf7 162 j += FONT_WIDTH;
mverdy 20:626b92b70bf7 163 }
mverdy 20:626b92b70bf7 164 else
mverdy 20:626b92b70bf7 165 {
mverdy 20:626b92b70bf7 166 Tft.drawChar( goObject->Xpos + ( FONT_WIDTH * i ), \
mverdy 20:626b92b70bf7 167 goObject->Ypos, SPACE_ASCII, false);
mverdy 20:626b92b70bf7 168 }
mverdy 20:626b92b70bf7 169 }
mverdy 20:626b92b70bf7 170 goObject->TouchActive = activeTouch;
mverdy 20:626b92b70bf7 171 }
mverdy 20:626b92b70bf7 172 break;
mverdy 20:626b92b70bf7 173
mverdy 20:626b92b70bf7 174 case GO_RECTANGLE:
mverdy 20:626b92b70bf7 175 Tft.drawRectangle( goObject->Xpos, goObject->Ypos, goObject->Xpos + \
mverdy 20:626b92b70bf7 176 goObject->Width - 1, goObject->Ypos + \
mverdy 20:626b92b70bf7 177 goObject->Height - 1, goObject->FrontColor );
mverdy 20:626b92b70bf7 178 if( doFill )
mverdy 20:626b92b70bf7 179 {
mverdy 20:626b92b70bf7 180 Tft.fillRectangle( goObject->Xpos + 1, goObject->Ypos + 1, \
mverdy 20:626b92b70bf7 181 goObject->Xpos + goObject->Width - 2, \
mverdy 20:626b92b70bf7 182 goObject->Ypos + goObject->Height - 2, \
mverdy 20:626b92b70bf7 183 goObject->FillColor );
mverdy 20:626b92b70bf7 184 }
mverdy 20:626b92b70bf7 185 goObject->TouchActive = activeTouch;
mverdy 20:626b92b70bf7 186 break;
mverdy 20:626b92b70bf7 187
mverdy 20:626b92b70bf7 188 case GO_CIRCLE:
mverdy 20:626b92b70bf7 189 Tft.drawCircle( goObject->Xpos, goObject->Ypos, \
mverdy 20:626b92b70bf7 190 ( goObject->Height < goObject->Width ) ? \
mverdy 20:626b92b70bf7 191 ( goObject->Height / 2 ) : ( goObject->Width / 2 ), \
mverdy 20:626b92b70bf7 192 goObject->FrontColor );
mverdy 20:626b92b70bf7 193 if( doFill )
mverdy 20:626b92b70bf7 194 {
mverdy 20:626b92b70bf7 195 Tft.fillCircle( goObject->Xpos, goObject->Ypos, \
mverdy 20:626b92b70bf7 196 ( goObject->Height < goObject->Width ) ? \
mverdy 20:626b92b70bf7 197 ( goObject->Height / 2 ) - 1 : ( goObject->Width / 2 ) - 1, \
mverdy 20:626b92b70bf7 198 goObject->FillColor );
mverdy 20:626b92b70bf7 199 }
mverdy 20:626b92b70bf7 200 goObject->TouchActive = activeTouch;
mverdy 20:626b92b70bf7 201 break;
mverdy 20:626b92b70bf7 202
mverdy 20:626b92b70bf7 203 case GO_TRIANGLE:
mverdy 20:626b92b70bf7 204 status = GO_STATUS_BAD_ARG;
mverdy 20:626b92b70bf7 205 break;
mverdy 20:626b92b70bf7 206
mverdy 20:626b92b70bf7 207 case GO_IMAGE:
mverdy 20:626b92b70bf7 208 if( source == NULL )
mverdy 20:626b92b70bf7 209 {
mverdy 20:626b92b70bf7 210 status = GO_STATUS_BAD_ARG;
mverdy 20:626b92b70bf7 211 }
mverdy 20:626b92b70bf7 212 else
mverdy 20:626b92b70bf7 213 {
mverdy 20:626b92b70bf7 214 if( BmpReadHeader( goObject->Source ) )
mverdy 20:626b92b70bf7 215 {
mverdy 20:626b92b70bf7 216 DrawBmpFromFlash( goObject->Source, goObject->Xpos, \
mverdy 20:626b92b70bf7 217 goObject->Ypos );
mverdy 20:626b92b70bf7 218 }
mverdy 20:626b92b70bf7 219 else
mverdy 20:626b92b70bf7 220 {
mverdy 20:626b92b70bf7 221 // draw a red rectangle with a line through, to show error
mverdy 20:626b92b70bf7 222 Tft.drawRectangle( goObject->Xpos, goObject->Ypos, \
mverdy 20:626b92b70bf7 223 goObject->Xpos + goObject->Width - 1, \
mverdy 20:626b92b70bf7 224 goObject->Ypos + goObject->Height - 1, \
mverdy 20:626b92b70bf7 225 OBJECT_ERROR );
mverdy 20:626b92b70bf7 226 Tft.drawLine( goObject->Xpos, goObject->Ypos, goObject->Xpos + \
mverdy 20:626b92b70bf7 227 goObject->Width - 1, goObject->Ypos + \
mverdy 20:626b92b70bf7 228 goObject->Height - 1, OBJECT_ERROR );
mverdy 20:626b92b70bf7 229 }
mverdy 20:626b92b70bf7 230 goObject->TouchActive = activeTouch;
mverdy 20:626b92b70bf7 231 }
mverdy 20:626b92b70bf7 232 break;
mverdy 20:626b92b70bf7 233
mverdy 20:626b92b70bf7 234 case GO_LINE:
mverdy 20:626b92b70bf7 235 Tft.drawLine( goObject->Xpos, goObject->Ypos, goObject->Xpos + \
mverdy 20:626b92b70bf7 236 goObject->Width - 1, goObject->Ypos + \
mverdy 20:626b92b70bf7 237 goObject->Height - 1, goObject->FrontColor );
mverdy 20:626b92b70bf7 238 break;
mverdy 20:626b92b70bf7 239
mverdy 20:626b92b70bf7 240 default:
mverdy 20:626b92b70bf7 241 status = GO_STATUS_BAD_ARG;
mverdy 20:626b92b70bf7 242 }
mverdy 20:626b92b70bf7 243 return status;
mverdy 20:626b92b70bf7 244 }
mverdy 20:626b92b70bf7 245
mverdy 20:626b92b70bf7 246 GraphObjectStatus_t GraphObjectClear( GraphObject_t* goObject, bool doFill )
mverdy 20:626b92b70bf7 247 {
mverdy 20:626b92b70bf7 248 GraphObjectStatus_t status = GO_STATUS_NOERR;
mverdy 20:626b92b70bf7 249 uint8_t maxChar;
mverdy 20:626b92b70bf7 250
mverdy 20:626b92b70bf7 251 if( goObject == NULL )
mverdy 20:626b92b70bf7 252 {
mverdy 20:626b92b70bf7 253 return GO_STATUS_BAD_ARG;
mverdy 20:626b92b70bf7 254 }
mverdy 20:626b92b70bf7 255 if( goObject->Xpos + goObject->Width > SCREEN_WIDTH )
mverdy 20:626b92b70bf7 256 {
mverdy 20:626b92b70bf7 257 return GO_STATUS_BAD_COORD;
mverdy 20:626b92b70bf7 258 }
mverdy 20:626b92b70bf7 259 if( goObject->Ypos + goObject->Height > SCREEN_HEIGHT )
mverdy 20:626b92b70bf7 260 {
mverdy 20:626b92b70bf7 261 return GO_STATUS_BAD_COORD;
mverdy 20:626b92b70bf7 262 }
mverdy 20:626b92b70bf7 263 switch( goObject->Type )
mverdy 20:626b92b70bf7 264 {
mverdy 20:626b92b70bf7 265 case GO_TEXT:
mverdy 20:626b92b70bf7 266 // max character in the object string
mverdy 20:626b92b70bf7 267 maxChar = goObject->Width / FONT_WIDTH;
mverdy 20:626b92b70bf7 268 GoTmpString[maxChar] = NULL;
mverdy 20:626b92b70bf7 269 Tft.setTextColor( goObject->BackColor, goObject->FrontColor );
mverdy 20:626b92b70bf7 270 Tft.drawString( goObject->Xpos, goObject->Ypos, GoTmpString );
mverdy 20:626b92b70bf7 271 GoTmpString[maxChar] = SPACE_ASCII;
mverdy 20:626b92b70bf7 272 goObject->TouchActive = false;
mverdy 20:626b92b70bf7 273 break;
mverdy 20:626b92b70bf7 274
mverdy 20:626b92b70bf7 275 case GO_RECTANGLE:
mverdy 20:626b92b70bf7 276 case GO_IMAGE:
mverdy 20:626b92b70bf7 277 if( doFill )
mverdy 20:626b92b70bf7 278 {
mverdy 20:626b92b70bf7 279 Tft.fillRectangle( goObject->Xpos, goObject->Ypos, \
mverdy 20:626b92b70bf7 280 goObject->Xpos + goObject->Width - 1, \
mverdy 20:626b92b70bf7 281 goObject->Ypos + goObject->Height - 1, \
mverdy 20:626b92b70bf7 282 goObject->BackColor );
mverdy 20:626b92b70bf7 283 }
mverdy 20:626b92b70bf7 284 else
mverdy 20:626b92b70bf7 285 {
mverdy 20:626b92b70bf7 286 Tft.drawRectangle( goObject->Xpos, goObject->Ypos, goObject->Xpos + \
mverdy 20:626b92b70bf7 287 goObject->Width - 1, goObject->Ypos + \
mverdy 20:626b92b70bf7 288 goObject->Height - 1, goObject->BackColor );
mverdy 20:626b92b70bf7 289 }
mverdy 20:626b92b70bf7 290 goObject->TouchActive = false;
mverdy 20:626b92b70bf7 291 break;
mverdy 20:626b92b70bf7 292
mverdy 20:626b92b70bf7 293 case GO_CIRCLE:
mverdy 20:626b92b70bf7 294 if( doFill )
mverdy 20:626b92b70bf7 295 {
mverdy 20:626b92b70bf7 296 Tft.fillCircle( goObject->Xpos, goObject->Ypos, \
mverdy 20:626b92b70bf7 297 ( goObject->Height < goObject->Width ) ? \
mverdy 20:626b92b70bf7 298 ( goObject->Height / 2 ) : ( goObject->Width / 2 ), \
mverdy 20:626b92b70bf7 299 goObject->BackColor );
mverdy 20:626b92b70bf7 300 }
mverdy 20:626b92b70bf7 301 else
mverdy 20:626b92b70bf7 302 {
mverdy 20:626b92b70bf7 303 Tft.drawCircle( goObject->Xpos, goObject->Ypos, \
mverdy 20:626b92b70bf7 304 ( goObject->Height < goObject->Width ) ? \
mverdy 20:626b92b70bf7 305 ( goObject->Height / 2 ) : ( goObject->Width / 2 ), \
mverdy 20:626b92b70bf7 306 goObject->BackColor );
mverdy 20:626b92b70bf7 307 }
mverdy 20:626b92b70bf7 308 goObject->TouchActive = false;
mverdy 20:626b92b70bf7 309 break;
mverdy 20:626b92b70bf7 310
mverdy 20:626b92b70bf7 311 case GO_TRIANGLE:
mverdy 20:626b92b70bf7 312 status = GO_STATUS_BAD_ARG;
mverdy 20:626b92b70bf7 313 goObject->TouchActive = false;
mverdy 20:626b92b70bf7 314 break;
mverdy 20:626b92b70bf7 315
mverdy 20:626b92b70bf7 316 case GO_LINE:
mverdy 20:626b92b70bf7 317 Tft.drawLine( goObject->Xpos, goObject->Ypos, goObject->Xpos + \
mverdy 20:626b92b70bf7 318 goObject->Width - 1, goObject->Ypos + \
mverdy 20:626b92b70bf7 319 goObject->Height - 1, goObject->BackColor );
mverdy 20:626b92b70bf7 320 goObject->TouchActive = false;
mverdy 20:626b92b70bf7 321 break;
mverdy 20:626b92b70bf7 322
mverdy 20:626b92b70bf7 323 default:
mverdy 20:626b92b70bf7 324 status = GO_STATUS_BAD_ARG;
mverdy 20:626b92b70bf7 325 }
mverdy 20:626b92b70bf7 326 return status;
mverdy 20:626b92b70bf7 327 }
mverdy 20:626b92b70bf7 328
mverdy 20:626b92b70bf7 329 void DisplayDriverDrawLogo( uint8_t *thisBmp, uint8_t xPos, uint8_t yPos )
mverdy 20:626b92b70bf7 330 {
mverdy 20:626b92b70bf7 331 if( BmpReadHeader( thisBmp ) )
mverdy 20:626b92b70bf7 332 {
mverdy 20:626b92b70bf7 333 DrawBmpFromFlash( thisBmp, xPos, yPos );
mverdy 20:626b92b70bf7 334 }
mverdy 20:626b92b70bf7 335 }
mverdy 20:626b92b70bf7 336
mverdy 20:626b92b70bf7 337 GraphObjectStatus_t GraphObjectTouched( GraphObject_t* objects, \
mverdy 20:626b92b70bf7 338 uint8_t objectsCount, \
mverdy 20:626b92b70bf7 339 uint8_t* touchedObject)
mverdy 20:626b92b70bf7 340 {
mverdy 20:626b92b70bf7 341 uint8_t objScan;
mverdy 20:626b92b70bf7 342 uint16_t x, y = 0;
mverdy 20:626b92b70bf7 343 bool touched = false;
mverdy 20:626b92b70bf7 344 GraphObjectStatus_t status = GO_STATUS_BAD_COORD;
mverdy 20:626b92b70bf7 345
mverdy 20:626b92b70bf7 346 if( Touch.isTouched( ) )
mverdy 20:626b92b70bf7 347 {
mverdy 20:626b92b70bf7 348 Touch.readTouchData( x, y, touched );
mverdy 20:626b92b70bf7 349
mverdy 20:626b92b70bf7 350 if( touched == true )
mverdy 20:626b92b70bf7 351 {
mverdy 20:626b92b70bf7 352 for( objScan = 0; objScan < objectsCount; objScan++)
mverdy 20:626b92b70bf7 353 {
mverdy 20:626b92b70bf7 354 if( objects[objScan].TouchActive == true )
mverdy 20:626b92b70bf7 355 {
mverdy 20:626b92b70bf7 356 if( ( y >= objects[objScan].Ypos ) && ( y <= ( objects[objScan].Ypos + objects[objScan].Height - 1 ) ) )
mverdy 20:626b92b70bf7 357 {
mverdy 20:626b92b70bf7 358 if( ( x >= objects[objScan].Xpos ) && ( x <= ( objects[objScan].Xpos + objects[objScan].Width - 1 ) ) )
mverdy 20:626b92b70bf7 359 {
mverdy 20:626b92b70bf7 360 *touchedObject = objects[objScan].Id;
mverdy 20:626b92b70bf7 361 status = GO_STATUS_NOERR;
mverdy 20:626b92b70bf7 362 break; // return the first object match and no scan of other following objects
mverdy 20:626b92b70bf7 363 }
mverdy 20:626b92b70bf7 364 }
mverdy 20:626b92b70bf7 365 }
mverdy 20:626b92b70bf7 366 }
mverdy 20:626b92b70bf7 367 }
mverdy 20:626b92b70bf7 368 }
mverdy 20:626b92b70bf7 369
mverdy 20:626b92b70bf7 370 return status;
mverdy 20:626b92b70bf7 371 }
mverdy 20:626b92b70bf7 372
mverdy 20:626b92b70bf7 373 static bool BmpReadHeader( uint8_t *thisBmp )
mverdy 20:626b92b70bf7 374 {
mverdy 20:626b92b70bf7 375 uint16_t pos = 0;
mverdy 20:626b92b70bf7 376
mverdy 20:626b92b70bf7 377 Read16( thisBmp );
mverdy 20:626b92b70bf7 378 if( Read16( thisBmp ) != 0x4D42 )
mverdy 20:626b92b70bf7 379 { // read magic byte
mverdy 20:626b92b70bf7 380 return false;
mverdy 20:626b92b70bf7 381 }
mverdy 20:626b92b70bf7 382 pos += 2;
mverdy 20:626b92b70bf7 383
mverdy 20:626b92b70bf7 384 // read file size
mverdy 20:626b92b70bf7 385 pos += 4;
mverdy 20:626b92b70bf7 386 pos += 4; // Skip creator bytes
mverdy 20:626b92b70bf7 387 BmpImageoffset = Read32( thisBmp + pos );
mverdy 20:626b92b70bf7 388 pos += 4;
mverdy 20:626b92b70bf7 389 // read DIB header
mverdy 20:626b92b70bf7 390 pos +=4;
mverdy 20:626b92b70bf7 391 BmpWidth = Read32( thisBmp + pos );
mverdy 20:626b92b70bf7 392 pos += 4;
mverdy 20:626b92b70bf7 393 BmpHeight = Read32( thisBmp + pos );
mverdy 20:626b92b70bf7 394 pos += 4;
mverdy 20:626b92b70bf7 395 if( Read16( thisBmp + pos ) != 1 )
mverdy 20:626b92b70bf7 396 {
mverdy 20:626b92b70bf7 397 // number of color planes must be 1
mverdy 20:626b92b70bf7 398 return false;
mverdy 20:626b92b70bf7 399 }
mverdy 20:626b92b70bf7 400 pos += 2;
mverdy 20:626b92b70bf7 401 pos += 2;
mverdy 20:626b92b70bf7 402 if( Read16( thisBmp + pos ) != 0 )
mverdy 20:626b92b70bf7 403 {
mverdy 20:626b92b70bf7 404 return false; // compression not supported!
mverdy 20:626b92b70bf7 405 }
mverdy 20:626b92b70bf7 406 pos += 2; // Should really be 2??
mverdy 20:626b92b70bf7 407 return true;
mverdy 20:626b92b70bf7 408 }
mverdy 20:626b92b70bf7 409
mverdy 20:626b92b70bf7 410 // LITTLE ENDIAN!
mverdy 20:626b92b70bf7 411 static uint16_t Read16( uint8_t *src )
mverdy 20:626b92b70bf7 412 {
mverdy 20:626b92b70bf7 413 uint16_t d;
mverdy 20:626b92b70bf7 414 uint8_t b;
mverdy 20:626b92b70bf7 415 b = *src;
mverdy 20:626b92b70bf7 416 d = *( src + 1 );
mverdy 20:626b92b70bf7 417 d <<= 8;
mverdy 20:626b92b70bf7 418 d |= b;
mverdy 20:626b92b70bf7 419 return d;
mverdy 20:626b92b70bf7 420 }
mverdy 20:626b92b70bf7 421
mverdy 20:626b92b70bf7 422 // LITTLE ENDIAN!
mverdy 20:626b92b70bf7 423 static uint32_t Read32( uint8_t *src )
mverdy 20:626b92b70bf7 424 {
mverdy 20:626b92b70bf7 425 uint32_t d;
mverdy 20:626b92b70bf7 426 uint16_t b;
mverdy 20:626b92b70bf7 427
mverdy 20:626b92b70bf7 428 b = Read16( src );
mverdy 20:626b92b70bf7 429 d = Read16( src + 2 );
mverdy 20:626b92b70bf7 430 d <<= 16;
mverdy 20:626b92b70bf7 431 d |= b;
mverdy 20:626b92b70bf7 432 return d;
mverdy 20:626b92b70bf7 433 }
mverdy 20:626b92b70bf7 434
mverdy 20:626b92b70bf7 435 static void DrawBmpFromFlash( uint8_t *thisBmp, int xPos, int yPos )
mverdy 20:626b92b70bf7 436 {
mverdy 20:626b92b70bf7 437 uint16_t pos = BmpImageoffset;
mverdy 20:626b92b70bf7 438 uint16_t p; // pixel
mverdy 20:626b92b70bf7 439 uint8_t g;
mverdy 20:626b92b70bf7 440 uint8_t b;
mverdy 20:626b92b70bf7 441 int i, j; // line, column
mverdy 20:626b92b70bf7 442
mverdy 20:626b92b70bf7 443 for( i = BmpHeight; i > 0; i-- )
mverdy 20:626b92b70bf7 444 {
mverdy 20:626b92b70bf7 445 for( j = 0; j < BmpWidth; j++ )
mverdy 20:626b92b70bf7 446 {
mverdy 20:626b92b70bf7 447 b = *( thisBmp + pos++ );
mverdy 20:626b92b70bf7 448 g = *( thisBmp + pos++ );
mverdy 20:626b92b70bf7 449 p = *( thisBmp + pos++ );
mverdy 20:626b92b70bf7 450
mverdy 20:626b92b70bf7 451 p >>= 3;
mverdy 20:626b92b70bf7 452 p <<= 6;
mverdy 20:626b92b70bf7 453
mverdy 20:626b92b70bf7 454 g >>= 2;
mverdy 20:626b92b70bf7 455 p |= g;
mverdy 20:626b92b70bf7 456 p <<= 5;
mverdy 20:626b92b70bf7 457
mverdy 20:626b92b70bf7 458 b >>= 3;
mverdy 20:626b92b70bf7 459 p |= b;
mverdy 20:626b92b70bf7 460
mverdy 20:626b92b70bf7 461 // write out the 16 bits of color
mverdy 20:626b92b70bf7 462 Tft.setPixel( j + xPos, i + yPos, p );
mverdy 20:626b92b70bf7 463 }
mverdy 20:626b92b70bf7 464 pos += 1;
mverdy 20:626b92b70bf7 465 }
mverdy 20:626b92b70bf7 466 }
mverdy 20:626b92b70bf7 467