Luca Antolini / Mbed 2 deprecated Stabilus322699_LA0002

20 Gennaio 2022 LA0002

Dependencies:   mbed QEI DmTftLibrary

Display/DisplayDriver.cpp@17:a0bbfc228415, 2018-07-18 (annotated)

Committer:
GregCr
Date:
Wed Jul 18 08:51:53 2018 +0000
Revision:
17:a0bbfc228415
Parent:
0:9c0917bfde97 
Updated DevKit with the latest drivers

Who changed what in which revision?

UserRevisionLine numberNew contents of line
GregCr 0:9c0917bfde97 1 /*
GregCr 0:9c0917bfde97 2 ______ _
GregCr 0:9c0917bfde97 3 / _____) _ | |
GregCr 0:9c0917bfde97 4 ( (____ _____ ____ _| |_ _____ ____| |__
GregCr 0:9c0917bfde97 5 \____ \| ___ | (_ _) ___ |/ ___) _ \
GregCr 0:9c0917bfde97 6 _____) ) ____| | | || |_| ____( (___| | | |
GregCr 0:9c0917bfde97 7 (______/|_____)_|_|_| \__)_____)\____)_| |_|
GregCr 0:9c0917bfde97 8 (C)2016 Semtech
GregCr 0:9c0917bfde97 9
GregCr 0:9c0917bfde97 10 Description: Display driver implementation
GregCr 0:9c0917bfde97 11
GregCr 0:9c0917bfde97 12 Maintainer: Gregory Cristian & Gilbert Menth
GregCr 0:9c0917bfde97 13 */
GregCr 0:9c0917bfde97 14
GregCr 0:9c0917bfde97 15 #include "mbed.h"
GregCr 0:9c0917bfde97 16 #include "Eeprom.h"
GregCr 0:9c0917bfde97 17 #include "DisplayDriver.h"
GregCr 0:9c0917bfde97 18 #include "DmTftIli9341.h"
GregCr 0:9c0917bfde97 19 #include "DmTouch.h"
GregCr 0:9c0917bfde97 20 #include "DmTouchCalibration.h"
GregCr 0:9c0917bfde97 21
GregCr 0:9c0917bfde97 22
GregCr 0:9c0917bfde97 23 //If DISPLAY_INVERT is defined as 1 then the display will be inverted from its native orientation
GregCr 0:9c0917bfde97 24 #define DISPLAY_INVERT 1
GregCr 0:9c0917bfde97 25
GregCr 0:9c0917bfde97 26 #define MAX_GO_STRING 30
GregCr 0:9c0917bfde97 27 #define SPACE_ASCII 0x20
GregCr 0:9c0917bfde97 28 #define FONT_WIDTH 8
GregCr 0:9c0917bfde97 29
GregCr 0:9c0917bfde97 30 // DmTftIli9341( PinName cs, PinName dc, PinName mosi, PinName miso, PinName clk )
GregCr 0:9c0917bfde97 31 // DM_TFT28_105
GregCr 0:9c0917bfde97 32 DmTftIli9341 Tft( D10, D9, D11, D12, D13 );
GregCr 0:9c0917bfde97 33 DmTouch Touch( DmTouch::DM_TFT28_105, D9, D11, D12 );
GregCr 0:9c0917bfde97 34 DmTouchCalibration Calibration = DmTouchCalibration( &Tft, &Touch );
GregCr 0:9c0917bfde97 35
GregCr 0:9c0917bfde97 36 /*
GregCr 0:9c0917bfde97 37 * Used only to define pull-up on the CS lines
GregCr 0:9c0917bfde97 38 */
GregCr 0:9c0917bfde97 39 DigitalInOut CsTouch( D4, PIN_OUTPUT, PullUp, 1 );
GregCr 0:9c0917bfde97 40 DigitalInOut CsDisplay( D10, PIN_OUTPUT, PullUp, 1 );
GregCr 0:9c0917bfde97 41 DigitalInOut CsSDCard( D8, PIN_OUTPUT, PullUp, 1 );
GregCr 0:9c0917bfde97 42 DigitalInOut CsFlash( D6, PIN_OUTPUT, PullUp, 1 );
GregCr 0:9c0917bfde97 43
GregCr 0:9c0917bfde97 44 MenuSettings_t MenuSettings;
GregCr 0:9c0917bfde97 45 char GoTmpString[MAX_GO_STRING];
GregCr 0:9c0917bfde97 46
GregCr 0:9c0917bfde97 47
GregCr 0:9c0917bfde97 48 static int BmpWidth;
GregCr 0:9c0917bfde97 49 static int BmpHeight;
GregCr 0:9c0917bfde97 50 static uint8_t BmpImageoffset;
GregCr 0:9c0917bfde97 51
GregCr 0:9c0917bfde97 52 static bool BmpReadHeader( uint8_t *thisBmp );
GregCr 0:9c0917bfde97 53 static uint16_t Read16( uint8_t *src );
GregCr 0:9c0917bfde97 54 static uint32_t Read32( uint8_t *src );
GregCr 0:9c0917bfde97 55 static void DrawBmpFromFlash( uint8_t *thisBmp, int x, int y );
GregCr 0:9c0917bfde97 56
GregCr 0:9c0917bfde97 57
GregCr 0:9c0917bfde97 58 void DisplayDriverInit( void )
GregCr 0:9c0917bfde97 59 {
GregCr 0:9c0917bfde97 60 Tft.init( );
GregCr 0:9c0917bfde97 61 Touch.init( );
GregCr 0:9c0917bfde97 62
GregCr 0:9c0917bfde97 63 DisplayDriverCalibrate( );
GregCr 0:9c0917bfde97 64 Tft.clearScreen( );
GregCr 0:9c0917bfde97 65
GregCr 0:9c0917bfde97 66 for( uint8_t i = 0; i < MAX_GO_STRING; i++) GoTmpString[i] = SPACE_ASCII;
GregCr 0:9c0917bfde97 67 }
GregCr 0:9c0917bfde97 68
GregCr 0:9c0917bfde97 69 // Calibrates the touch screen
GregCr 0:9c0917bfde97 70 void DisplayDriverCalibrate( void )
GregCr 0:9c0917bfde97 71 {
GregCr 0:9c0917bfde97 72 uint16_t x, y = 0;
GregCr 0:9c0917bfde97 73 bool touched = false;
GregCr 0:9c0917bfde97 74
GregCr 0:9c0917bfde97 75 if( Eeprom.EepromData.MenuSettings.ScreenCalibrated == false )
GregCr 0:9c0917bfde97 76 {
GregCr 0:9c0917bfde97 77 Tft.drawString( 5, 5, "Press and hold on cross" );
GregCr 0:9c0917bfde97 78 Tft.drawString( 5, 25, "until it turns green. " );
GregCr 0:9c0917bfde97 79
GregCr 0:9c0917bfde97 80 Point displayRefPoint[5];
GregCr 0:9c0917bfde97 81 Point touchRefPoint[5];
GregCr 0:9c0917bfde97 82
GregCr 0:9c0917bfde97 83 if( Calibration.getTouchReferencePoints( displayRefPoint, touchRefPoint,\
GregCr 0:9c0917bfde97 84 Tft.width( ), Tft.height( ) ) )
GregCr 0:9c0917bfde97 85 {
GregCr 0:9c0917bfde97 86 CalibrationMatrix calibrationMatrix = \
GregCr 0:9c0917bfde97 87 Calibration.calculateCalibrationMatrix( displayRefPoint, \
GregCr 0:9c0917bfde97 88 touchRefPoint );
GregCr 0:9c0917bfde97 89
GregCr 0:9c0917bfde97 90 Touch.setCalibrationMatrix( calibrationMatrix );
GregCr 0:9c0917bfde97 91 Tft.clearScreen( );
GregCr 0:9c0917bfde97 92 Eeprom.EepromData.MenuSettings.Calibration.a = calibrationMatrix.a;
GregCr 0:9c0917bfde97 93 Eeprom.EepromData.MenuSettings.Calibration.b = calibrationMatrix.b;
GregCr 0:9c0917bfde97 94 Eeprom.EepromData.MenuSettings.Calibration.c = calibrationMatrix.c;
GregCr 0:9c0917bfde97 95 Eeprom.EepromData.MenuSettings.Calibration.d = calibrationMatrix.d;
GregCr 0:9c0917bfde97 96 Eeprom.EepromData.MenuSettings.Calibration.e = calibrationMatrix.e;
GregCr 0:9c0917bfde97 97 Eeprom.EepromData.MenuSettings.Calibration.f = calibrationMatrix.f;
GregCr 0:9c0917bfde97 98 Eeprom.EepromData.MenuSettings.ScreenCalibrated = true;
GregCr 0:9c0917bfde97 99 EepromSaveSettings( SCREEN_DATA );
GregCr 0:9c0917bfde97 100 }
GregCr 0:9c0917bfde97 101 else
GregCr 0:9c0917bfde97 102 {
GregCr 0:9c0917bfde97 103 Tft.clearScreen( );
GregCr 0:9c0917bfde97 104 Tft.drawString( 5, 5, "Calibration failed" );
GregCr 0:9c0917bfde97 105 Tft.drawString( 5, 25, "Please try again." );
GregCr 0:9c0917bfde97 106 delay( 2000 );
GregCr 0:9c0917bfde97 107 Tft.clearScreen( );
GregCr 0:9c0917bfde97 108 return;
GregCr 0:9c0917bfde97 109 }
GregCr 0:9c0917bfde97 110 }
GregCr 0:9c0917bfde97 111 else
GregCr 0:9c0917bfde97 112 {
GregCr 0:9c0917bfde97 113 Touch.setCalibrationMatrix( Eeprom.EepromData.MenuSettings.Calibration );
GregCr 0:9c0917bfde97 114 Tft.clearScreen( );
GregCr 0:9c0917bfde97 115 }
GregCr 0:9c0917bfde97 116
GregCr 0:9c0917bfde97 117 if( Touch.isTouched( ) )
GregCr 0:9c0917bfde97 118 {
GregCr 0:9c0917bfde97 119 Touch.readTouchData( x, y, touched );
GregCr 0:9c0917bfde97 120 Calibration.drawCalibPoint( x, y );
GregCr 0:9c0917bfde97 121 }
GregCr 0:9c0917bfde97 122 }
GregCr 0:9c0917bfde97 123
GregCr 0:9c0917bfde97 124 GraphObjectStatus_t GraphObjectDraw( GraphObject_t* goObject, uint8_t* source, \
GregCr 0:9c0917bfde97 125 bool doFill, bool activeTouch)
GregCr 0:9c0917bfde97 126 {
GregCr 0:9c0917bfde97 127 GraphObjectStatus_t status = GO_STATUS_NOERR;
GregCr 0:9c0917bfde97 128 uint8_t maxChar;
GregCr 0:9c0917bfde97 129
GregCr 0:9c0917bfde97 130 if( goObject == NULL )
GregCr 0:9c0917bfde97 131 {
GregCr 0:9c0917bfde97 132 return GO_STATUS_BAD_ARG;
GregCr 0:9c0917bfde97 133 }
GregCr 17:a0bbfc228415 134 if( goObject->Xpos + goObject->Width > SCREEN_WIDTH )
GregCr 17:a0bbfc228415 135 {
GregCr 17:a0bbfc228415 136 return GO_STATUS_BAD_COORD;
GregCr 17:a0bbfc228415 137 }
GregCr 17:a0bbfc228415 138 if( goObject->Ypos + goObject->Height > SCREEN_HEIGHT )
GregCr 17:a0bbfc228415 139 {
GregCr 17:a0bbfc228415 140 return GO_STATUS_BAD_COORD;
GregCr 17:a0bbfc228415 141 }
GregCr 0:9c0917bfde97 142 switch( goObject->Type )
GregCr 0:9c0917bfde97 143 {
GregCr 0:9c0917bfde97 144 case GO_TEXT:
GregCr 0:9c0917bfde97 145 if( source == NULL )
GregCr 0:9c0917bfde97 146 {
GregCr 0:9c0917bfde97 147 status = GO_STATUS_BAD_ARG;
GregCr 0:9c0917bfde97 148 }
GregCr 0:9c0917bfde97 149 else
GregCr 0:9c0917bfde97 150 {
GregCr 0:9c0917bfde97 151 uint8_t i = 0;
GregCr 0:9c0917bfde97 152 uint8_t j = 0;
GregCr 0:9c0917bfde97 153 // max character in the object string
GregCr 0:9c0917bfde97 154 maxChar = goObject->Width / FONT_WIDTH;
GregCr 0:9c0917bfde97 155 Tft.setTextColor( goObject->BackColor, goObject->FrontColor );
GregCr 0:9c0917bfde97 156 for( i = 0; i < maxChar; i++)
GregCr 0:9c0917bfde97 157 {
GregCr 0:9c0917bfde97 158 if( *source != 0 )
GregCr 0:9c0917bfde97 159 {
GregCr 0:9c0917bfde97 160 Tft.drawChar( goObject->Xpos + j, goObject->Ypos, \
GregCr 0:9c0917bfde97 161 ( char )*( source++ ), false );
GregCr 0:9c0917bfde97 162 j += FONT_WIDTH;
GregCr 0:9c0917bfde97 163 }
GregCr 0:9c0917bfde97 164 else
GregCr 0:9c0917bfde97 165 {
GregCr 0:9c0917bfde97 166 Tft.drawChar( goObject->Xpos + ( FONT_WIDTH * i ), \
GregCr 0:9c0917bfde97 167 goObject->Ypos, SPACE_ASCII, false);
GregCr 0:9c0917bfde97 168 }
GregCr 0:9c0917bfde97 169 }
GregCr 0:9c0917bfde97 170 goObject->TouchActive = activeTouch;
GregCr 0:9c0917bfde97 171 }
GregCr 0:9c0917bfde97 172 break;
GregCr 0:9c0917bfde97 173
GregCr 0:9c0917bfde97 174 case GO_RECTANGLE:
GregCr 0:9c0917bfde97 175 Tft.drawRectangle( goObject->Xpos, goObject->Ypos, goObject->Xpos + \
GregCr 0:9c0917bfde97 176 goObject->Width - 1, goObject->Ypos + \
GregCr 0:9c0917bfde97 177 goObject->Height - 1, goObject->FrontColor );
GregCr 0:9c0917bfde97 178 if( doFill )
GregCr 0:9c0917bfde97 179 {
GregCr 0:9c0917bfde97 180 Tft.fillRectangle( goObject->Xpos + 1, goObject->Ypos + 1, \
GregCr 0:9c0917bfde97 181 goObject->Xpos + goObject->Width - 2, \
GregCr 0:9c0917bfde97 182 goObject->Ypos + goObject->Height - 2, \
GregCr 0:9c0917bfde97 183 goObject->FillColor );
GregCr 0:9c0917bfde97 184 }
GregCr 0:9c0917bfde97 185 goObject->TouchActive = activeTouch;
GregCr 0:9c0917bfde97 186 break;
GregCr 0:9c0917bfde97 187
GregCr 0:9c0917bfde97 188 case GO_CIRCLE:
GregCr 0:9c0917bfde97 189 Tft.drawCircle( goObject->Xpos, goObject->Ypos, \
GregCr 0:9c0917bfde97 190 ( goObject->Height < goObject->Width ) ? \
GregCr 0:9c0917bfde97 191 ( goObject->Height / 2 ) : ( goObject->Width / 2 ), \
GregCr 0:9c0917bfde97 192 goObject->FrontColor );
GregCr 0:9c0917bfde97 193 if( doFill )
GregCr 0:9c0917bfde97 194 {
GregCr 0:9c0917bfde97 195 Tft.fillCircle( goObject->Xpos, goObject->Ypos, \
GregCr 0:9c0917bfde97 196 ( goObject->Height < goObject->Width ) ? \
GregCr 0:9c0917bfde97 197 ( goObject->Height / 2 ) - 1 : ( goObject->Width / 2 ) - 1, \
GregCr 0:9c0917bfde97 198 goObject->FillColor );
GregCr 0:9c0917bfde97 199 }
GregCr 0:9c0917bfde97 200 goObject->TouchActive = activeTouch;
GregCr 0:9c0917bfde97 201 break;
GregCr 0:9c0917bfde97 202
GregCr 0:9c0917bfde97 203 case GO_TRIANGLE:
GregCr 0:9c0917bfde97 204 status = GO_STATUS_BAD_ARG;
GregCr 0:9c0917bfde97 205 break;
GregCr 0:9c0917bfde97 206
GregCr 0:9c0917bfde97 207 case GO_IMAGE:
GregCr 0:9c0917bfde97 208 if( source == NULL )
GregCr 0:9c0917bfde97 209 {
GregCr 0:9c0917bfde97 210 status = GO_STATUS_BAD_ARG;
GregCr 0:9c0917bfde97 211 }
GregCr 0:9c0917bfde97 212 else
GregCr 0:9c0917bfde97 213 {
GregCr 0:9c0917bfde97 214 if( BmpReadHeader( goObject->Source ) )
GregCr 0:9c0917bfde97 215 {
GregCr 0:9c0917bfde97 216 DrawBmpFromFlash( goObject->Source, goObject->Xpos, \
GregCr 0:9c0917bfde97 217 goObject->Ypos );
GregCr 0:9c0917bfde97 218 }
GregCr 0:9c0917bfde97 219 else
GregCr 0:9c0917bfde97 220 {
GregCr 0:9c0917bfde97 221 // draw a red rectangle with a line through, to show error
GregCr 0:9c0917bfde97 222 Tft.drawRectangle( goObject->Xpos, goObject->Ypos, \
GregCr 0:9c0917bfde97 223 goObject->Xpos + goObject->Width - 1, \
GregCr 0:9c0917bfde97 224 goObject->Ypos + goObject->Height - 1, \
GregCr 0:9c0917bfde97 225 OBJECT_ERROR );
GregCr 0:9c0917bfde97 226 Tft.drawLine( goObject->Xpos, goObject->Ypos, goObject->Xpos + \
GregCr 0:9c0917bfde97 227 goObject->Width - 1, goObject->Ypos + \
GregCr 0:9c0917bfde97 228 goObject->Height - 1, OBJECT_ERROR );
GregCr 0:9c0917bfde97 229 }
GregCr 0:9c0917bfde97 230 goObject->TouchActive = activeTouch;
GregCr 0:9c0917bfde97 231 }
GregCr 0:9c0917bfde97 232 break;
GregCr 0:9c0917bfde97 233
GregCr 0:9c0917bfde97 234 case GO_LINE:
GregCr 0:9c0917bfde97 235 Tft.drawLine( goObject->Xpos, goObject->Ypos, goObject->Xpos + \
GregCr 0:9c0917bfde97 236 goObject->Width - 1, goObject->Ypos + \
GregCr 0:9c0917bfde97 237 goObject->Height - 1, goObject->FrontColor );
GregCr 0:9c0917bfde97 238 break;
GregCr 0:9c0917bfde97 239
GregCr 0:9c0917bfde97 240 default:
GregCr 0:9c0917bfde97 241 status = GO_STATUS_BAD_ARG;
GregCr 0:9c0917bfde97 242 }
GregCr 0:9c0917bfde97 243 return status;
GregCr 0:9c0917bfde97 244 }
GregCr 0:9c0917bfde97 245
GregCr 0:9c0917bfde97 246 GraphObjectStatus_t GraphObjectClear( GraphObject_t* goObject, bool doFill )
GregCr 0:9c0917bfde97 247 {
GregCr 0:9c0917bfde97 248 GraphObjectStatus_t status = GO_STATUS_NOERR;
GregCr 0:9c0917bfde97 249 uint8_t maxChar;
GregCr 0:9c0917bfde97 250
GregCr 0:9c0917bfde97 251 if( goObject == NULL )
GregCr 0:9c0917bfde97 252 {
GregCr 0:9c0917bfde97 253 return GO_STATUS_BAD_ARG;
GregCr 0:9c0917bfde97 254 }
GregCr 17:a0bbfc228415 255 if( goObject->Xpos + goObject->Width > SCREEN_WIDTH )
GregCr 17:a0bbfc228415 256 {
GregCr 17:a0bbfc228415 257 return GO_STATUS_BAD_COORD;
GregCr 17:a0bbfc228415 258 }
GregCr 17:a0bbfc228415 259 if( goObject->Ypos + goObject->Height > SCREEN_HEIGHT )
GregCr 17:a0bbfc228415 260 {
GregCr 17:a0bbfc228415 261 return GO_STATUS_BAD_COORD;
GregCr 17:a0bbfc228415 262 }
GregCr 0:9c0917bfde97 263 switch( goObject->Type )
GregCr 0:9c0917bfde97 264 {
GregCr 0:9c0917bfde97 265 case GO_TEXT:
GregCr 0:9c0917bfde97 266 // max character in the object string
GregCr 0:9c0917bfde97 267 maxChar = goObject->Width / FONT_WIDTH;
GregCr 0:9c0917bfde97 268 GoTmpString[maxChar] = NULL;
GregCr 0:9c0917bfde97 269 Tft.setTextColor( goObject->BackColor, goObject->FrontColor );
GregCr 0:9c0917bfde97 270 Tft.drawString( goObject->Xpos, goObject->Ypos, GoTmpString );
GregCr 0:9c0917bfde97 271 GoTmpString[maxChar] = SPACE_ASCII;
GregCr 0:9c0917bfde97 272 goObject->TouchActive = false;
GregCr 0:9c0917bfde97 273 break;
GregCr 0:9c0917bfde97 274
GregCr 0:9c0917bfde97 275 case GO_RECTANGLE:
GregCr 0:9c0917bfde97 276 case GO_IMAGE:
GregCr 0:9c0917bfde97 277 if( doFill )
GregCr 0:9c0917bfde97 278 {
GregCr 0:9c0917bfde97 279 Tft.fillRectangle( goObject->Xpos, goObject->Ypos, \
GregCr 0:9c0917bfde97 280 goObject->Xpos + goObject->Width - 1, \
GregCr 0:9c0917bfde97 281 goObject->Ypos + goObject->Height - 1, \
GregCr 0:9c0917bfde97 282 goObject->BackColor );
GregCr 0:9c0917bfde97 283 }
GregCr 0:9c0917bfde97 284 else
GregCr 0:9c0917bfde97 285 {
GregCr 0:9c0917bfde97 286 Tft.drawRectangle( goObject->Xpos, goObject->Ypos, goObject->Xpos + \
GregCr 0:9c0917bfde97 287 goObject->Width - 1, goObject->Ypos + \
GregCr 0:9c0917bfde97 288 goObject->Height - 1, goObject->BackColor );
GregCr 0:9c0917bfde97 289 }
GregCr 0:9c0917bfde97 290 goObject->TouchActive = false;
GregCr 0:9c0917bfde97 291 break;
GregCr 0:9c0917bfde97 292
GregCr 0:9c0917bfde97 293 case GO_CIRCLE:
GregCr 0:9c0917bfde97 294 if( doFill )
GregCr 0:9c0917bfde97 295 {
GregCr 0:9c0917bfde97 296 Tft.fillCircle( goObject->Xpos, goObject->Ypos, \
GregCr 0:9c0917bfde97 297 ( goObject->Height < goObject->Width ) ? \
GregCr 0:9c0917bfde97 298 ( goObject->Height / 2 ) : ( goObject->Width / 2 ), \
GregCr 0:9c0917bfde97 299 goObject->BackColor );
GregCr 0:9c0917bfde97 300 }
GregCr 0:9c0917bfde97 301 else
GregCr 0:9c0917bfde97 302 {
GregCr 0:9c0917bfde97 303 Tft.drawCircle( goObject->Xpos, goObject->Ypos, \
GregCr 0:9c0917bfde97 304 ( goObject->Height < goObject->Width ) ? \
GregCr 0:9c0917bfde97 305 ( goObject->Height / 2 ) : ( goObject->Width / 2 ), \
GregCr 0:9c0917bfde97 306 goObject->BackColor );
GregCr 0:9c0917bfde97 307 }
GregCr 0:9c0917bfde97 308 goObject->TouchActive = false;
GregCr 0:9c0917bfde97 309 break;
GregCr 0:9c0917bfde97 310
GregCr 0:9c0917bfde97 311 case GO_TRIANGLE:
GregCr 0:9c0917bfde97 312 status = GO_STATUS_BAD_ARG;
GregCr 0:9c0917bfde97 313 goObject->TouchActive = false;
GregCr 0:9c0917bfde97 314 break;
GregCr 0:9c0917bfde97 315
GregCr 0:9c0917bfde97 316 case GO_LINE:
GregCr 0:9c0917bfde97 317 Tft.drawLine( goObject->Xpos, goObject->Ypos, goObject->Xpos + \
GregCr 0:9c0917bfde97 318 goObject->Width - 1, goObject->Ypos + \
GregCr 0:9c0917bfde97 319 goObject->Height - 1, goObject->BackColor );
GregCr 0:9c0917bfde97 320 goObject->TouchActive = false;
GregCr 0:9c0917bfde97 321 break;
GregCr 0:9c0917bfde97 322
GregCr 0:9c0917bfde97 323 default:
GregCr 0:9c0917bfde97 324 status = GO_STATUS_BAD_ARG;
GregCr 0:9c0917bfde97 325 }
GregCr 0:9c0917bfde97 326 return status;
GregCr 0:9c0917bfde97 327 }
GregCr 0:9c0917bfde97 328
GregCr 0:9c0917bfde97 329 void DisplayDriverDrawLogo( uint8_t *thisBmp, uint8_t xPos, uint8_t yPos )
GregCr 0:9c0917bfde97 330 {
GregCr 0:9c0917bfde97 331 if( BmpReadHeader( thisBmp ) )
GregCr 0:9c0917bfde97 332 {
GregCr 0:9c0917bfde97 333 DrawBmpFromFlash( thisBmp, xPos, yPos );
GregCr 0:9c0917bfde97 334 }
GregCr 0:9c0917bfde97 335 }
GregCr 0:9c0917bfde97 336
GregCr 0:9c0917bfde97 337 GraphObjectStatus_t GraphObjectTouched( GraphObject_t* objects, \
GregCr 0:9c0917bfde97 338 uint8_t objectsCount, \
GregCr 0:9c0917bfde97 339 uint8_t* touchedObject)
GregCr 0:9c0917bfde97 340 {
GregCr 0:9c0917bfde97 341 uint8_t objScan;
GregCr 0:9c0917bfde97 342 uint16_t x, y = 0;
GregCr 0:9c0917bfde97 343 bool touched = false;
GregCr 0:9c0917bfde97 344 GraphObjectStatus_t status = GO_STATUS_BAD_COORD;
GregCr 0:9c0917bfde97 345
GregCr 0:9c0917bfde97 346 if( Touch.isTouched( ) )
GregCr 0:9c0917bfde97 347 {
GregCr 0:9c0917bfde97 348 Touch.readTouchData( x, y, touched );
GregCr 0:9c0917bfde97 349
GregCr 0:9c0917bfde97 350 if( touched == true )
GregCr 0:9c0917bfde97 351 {
GregCr 0:9c0917bfde97 352 for( objScan = 0; objScan < objectsCount; objScan++)
GregCr 0:9c0917bfde97 353 {
GregCr 0:9c0917bfde97 354 if( objects[objScan].TouchActive == true )
GregCr 0:9c0917bfde97 355 {
GregCr 0:9c0917bfde97 356 if( ( y >= objects[objScan].Ypos ) && ( y <= ( objects[objScan].Ypos + objects[objScan].Height - 1 ) ) )
GregCr 0:9c0917bfde97 357 {
GregCr 0:9c0917bfde97 358 if( ( x >= objects[objScan].Xpos ) && ( x <= ( objects[objScan].Xpos + objects[objScan].Width - 1 ) ) )
GregCr 0:9c0917bfde97 359 {
GregCr 0:9c0917bfde97 360 *touchedObject = objects[objScan].Id;
GregCr 0:9c0917bfde97 361 status = GO_STATUS_NOERR;
GregCr 0:9c0917bfde97 362 break; // return the first object match and no scan of other following objects
GregCr 0:9c0917bfde97 363 }
GregCr 0:9c0917bfde97 364 }
GregCr 0:9c0917bfde97 365 }
GregCr 0:9c0917bfde97 366 }
GregCr 0:9c0917bfde97 367 }
GregCr 0:9c0917bfde97 368 }
GregCr 0:9c0917bfde97 369
GregCr 0:9c0917bfde97 370 return status;
GregCr 0:9c0917bfde97 371 }
GregCr 0:9c0917bfde97 372
GregCr 0:9c0917bfde97 373 static bool BmpReadHeader( uint8_t *thisBmp )
GregCr 0:9c0917bfde97 374 {
GregCr 0:9c0917bfde97 375 uint16_t pos = 0;
GregCr 0:9c0917bfde97 376
GregCr 0:9c0917bfde97 377 Read16( thisBmp );
GregCr 0:9c0917bfde97 378 if( Read16( thisBmp ) != 0x4D42 )
GregCr 0:9c0917bfde97 379 { // read magic byte
GregCr 0:9c0917bfde97 380 return false;
GregCr 0:9c0917bfde97 381 }
GregCr 0:9c0917bfde97 382 pos += 2;
GregCr 0:9c0917bfde97 383
GregCr 0:9c0917bfde97 384 // read file size
GregCr 0:9c0917bfde97 385 pos += 4;
GregCr 0:9c0917bfde97 386 pos += 4; // Skip creator bytes
GregCr 0:9c0917bfde97 387 BmpImageoffset = Read32( thisBmp + pos );
GregCr 0:9c0917bfde97 388 pos += 4;
GregCr 0:9c0917bfde97 389 // read DIB header
GregCr 0:9c0917bfde97 390 pos +=4;
GregCr 0:9c0917bfde97 391 BmpWidth = Read32( thisBmp + pos );
GregCr 0:9c0917bfde97 392 pos += 4;
GregCr 0:9c0917bfde97 393 BmpHeight = Read32( thisBmp + pos );
GregCr 0:9c0917bfde97 394 pos += 4;
GregCr 0:9c0917bfde97 395 if( Read16( thisBmp + pos ) != 1 )
GregCr 0:9c0917bfde97 396 {
GregCr 0:9c0917bfde97 397 // number of color planes must be 1
GregCr 0:9c0917bfde97 398 return false;
GregCr 0:9c0917bfde97 399 }
GregCr 0:9c0917bfde97 400 pos += 2;
GregCr 0:9c0917bfde97 401 pos += 2;
GregCr 0:9c0917bfde97 402 if( Read16( thisBmp + pos ) != 0 )
GregCr 0:9c0917bfde97 403 {
GregCr 0:9c0917bfde97 404 return false; // compression not supported!
GregCr 0:9c0917bfde97 405 }
GregCr 0:9c0917bfde97 406 pos += 2; // Should really be 2??
GregCr 0:9c0917bfde97 407 return true;
GregCr 0:9c0917bfde97 408 }
GregCr 0:9c0917bfde97 409
GregCr 0:9c0917bfde97 410 // LITTLE ENDIAN!
GregCr 0:9c0917bfde97 411 static uint16_t Read16( uint8_t *src )
GregCr 0:9c0917bfde97 412 {
GregCr 0:9c0917bfde97 413 uint16_t d;
GregCr 0:9c0917bfde97 414 uint8_t b;
GregCr 0:9c0917bfde97 415 b = *src;
GregCr 0:9c0917bfde97 416 d = *( src + 1 );
GregCr 0:9c0917bfde97 417 d <<= 8;
GregCr 0:9c0917bfde97 418 d |= b;
GregCr 0:9c0917bfde97 419 return d;
GregCr 0:9c0917bfde97 420 }
GregCr 0:9c0917bfde97 421
GregCr 0:9c0917bfde97 422 // LITTLE ENDIAN!
GregCr 0:9c0917bfde97 423 static uint32_t Read32( uint8_t *src )
GregCr 0:9c0917bfde97 424 {
GregCr 0:9c0917bfde97 425 uint32_t d;
GregCr 0:9c0917bfde97 426 uint16_t b;
GregCr 0:9c0917bfde97 427
GregCr 0:9c0917bfde97 428 b = Read16( src );
GregCr 0:9c0917bfde97 429 d = Read16( src + 2 );
GregCr 0:9c0917bfde97 430 d <<= 16;
GregCr 0:9c0917bfde97 431 d |= b;
GregCr 0:9c0917bfde97 432 return d;
GregCr 0:9c0917bfde97 433 }
GregCr 0:9c0917bfde97 434
GregCr 0:9c0917bfde97 435 static void DrawBmpFromFlash( uint8_t *thisBmp, int xPos, int yPos )
GregCr 0:9c0917bfde97 436 {
GregCr 0:9c0917bfde97 437 uint16_t pos = BmpImageoffset;
GregCr 0:9c0917bfde97 438 uint16_t p; // pixel
GregCr 0:9c0917bfde97 439 uint8_t g;
GregCr 0:9c0917bfde97 440 uint8_t b;
GregCr 0:9c0917bfde97 441 int i, j; // line, column
GregCr 0:9c0917bfde97 442
GregCr 0:9c0917bfde97 443 for( i = BmpHeight; i > 0; i-- )
GregCr 0:9c0917bfde97 444 {
GregCr 0:9c0917bfde97 445 for( j = 0; j < BmpWidth; j++ )
GregCr 0:9c0917bfde97 446 {
GregCr 0:9c0917bfde97 447 b = *( thisBmp + pos++ );
GregCr 0:9c0917bfde97 448 g = *( thisBmp + pos++ );
GregCr 0:9c0917bfde97 449 p = *( thisBmp + pos++ );
GregCr 0:9c0917bfde97 450
GregCr 0:9c0917bfde97 451 p >>= 3;
GregCr 0:9c0917bfde97 452 p <<= 6;
GregCr 0:9c0917bfde97 453
GregCr 0:9c0917bfde97 454 g >>= 2;
GregCr 0:9c0917bfde97 455 p |= g;
GregCr 0:9c0917bfde97 456 p <<= 5;
GregCr 0:9c0917bfde97 457
GregCr 0:9c0917bfde97 458 b >>= 3;
GregCr 0:9c0917bfde97 459 p |= b;
GregCr 0:9c0917bfde97 460
GregCr 0:9c0917bfde97 461 // write out the 16 bits of color
GregCr 0:9c0917bfde97 462 Tft.setPixel( j + xPos, i + yPos, p );
GregCr 0:9c0917bfde97 463 }
GregCr 0:9c0917bfde97 464 pos += 1;
GregCr 0:9c0917bfde97 465 }
GregCr 0:9c0917bfde97 466 }