John Mitchell / lpc4088_displaymodule_GC500_2_5inch

Repository for import to local machine

Dependencies:   DMBasicGUI DMSupport

QSPIBitmap.cpp@1:a5258871b33d, 2017-07-20 (annotated)

Committer:
jmitc91516
Date:
Thu Jul 20 08:42:29 2017 +0000
Revision:
1:a5258871b33d
Child:
3:010aeeacd7d7
Version before re-layout (July 2017). Also for mbed CLI import to local machine.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
jmitc91516 1:a5258871b33d 1 #include "QSPIBitmap.h"
jmitc91516 1:a5258871b33d 2
jmitc91516 1:a5258871b33d 3 #include <stdio.h>
jmitc91516 1:a5258871b33d 4 #include <string.h>
jmitc91516 1:a5258871b33d 5
jmitc91516 1:a5258871b33d 6 #include <fstream>
jmitc91516 1:a5258871b33d 7
jmitc91516 1:a5258871b33d 8
jmitc91516 1:a5258871b33d 9 // These are in main.cpp
jmitc91516 1:a5258871b33d 10 extern void DebugPrint(char *stuffToPrint, GuiConst_INT16S X, GuiConst_INT16S Y);
jmitc91516 1:a5258871b33d 11 extern bool qspiAlreadyFormatted;
jmitc91516 1:a5258871b33d 12
jmitc91516 1:a5258871b33d 13 // QSPI utility function (for debugging)
jmitc91516 1:a5258871b33d 14 void DisplayQSPIDirectory(GuiConst_INT16S X, GuiConst_INT16S Y)
jmitc91516 1:a5258871b33d 15 {
jmitc91516 1:a5258871b33d 16 DIR *dp;
jmitc91516 1:a5258871b33d 17 dp = opendir("/qspi/");
jmitc91516 1:a5258871b33d 18
jmitc91516 1:a5258871b33d 19 if(dp != NULL) {
jmitc91516 1:a5258871b33d 20 struct dirent *dirp;
jmitc91516 1:a5258871b33d 21
jmitc91516 1:a5258871b33d 22 DebugPrint("Start of QSPI directory", X, Y);
jmitc91516 1:a5258871b33d 23 Y += 30;
jmitc91516 1:a5258871b33d 24
jmitc91516 1:a5258871b33d 25 while((dirp = readdir(dp)) != NULL) {
jmitc91516 1:a5258871b33d 26 DebugPrint(dirp->d_name, X, Y);
jmitc91516 1:a5258871b33d 27 Y += 30;
jmitc91516 1:a5258871b33d 28 }
jmitc91516 1:a5258871b33d 29 closedir(dp);
jmitc91516 1:a5258871b33d 30
jmitc91516 1:a5258871b33d 31 DebugPrint("End of QSPI directory", X, Y);
jmitc91516 1:a5258871b33d 32 } else {
jmitc91516 1:a5258871b33d 33 DebugPrint("Failed to open QSPI directory", X, Y);
jmitc91516 1:a5258871b33d 34 }
jmitc91516 1:a5258871b33d 35 }
jmitc91516 1:a5258871b33d 36 // End of QSPI utility functions
jmitc91516 1:a5258871b33d 37
jmitc91516 1:a5258871b33d 38
jmitc91516 1:a5258871b33d 39 // The default constructor exists purely to satisfy the compiler - it is not intended to be used
jmitc91516 1:a5258871b33d 40 QSPIBitmap::QSPIBitmap()
jmitc91516 1:a5258871b33d 41 {
jmitc91516 1:a5258871b33d 42 name[0] = '\0';
jmitc91516 1:a5258871b33d 43
jmitc91516 1:a5258871b33d 44 size = 0;
jmitc91516 1:a5258871b33d 45 debugVar1 = 0;
jmitc91516 1:a5258871b33d 46
jmitc91516 1:a5258871b33d 47 //data = NULL;
jmitc91516 1:a5258871b33d 48
jmitc91516 1:a5258871b33d 49 bitmapLoaded = false;
jmitc91516 1:a5258871b33d 50 }
jmitc91516 1:a5258871b33d 51
jmitc91516 1:a5258871b33d 52 QSPIBitmap::QSPIBitmap(char* bitmapName)
jmitc91516 1:a5258871b33d 53 {
jmitc91516 1:a5258871b33d 54 strcpy(name, bitmapName);
jmitc91516 1:a5258871b33d 55
jmitc91516 1:a5258871b33d 56 // Set these when we read the bitmap from the QSPI drive
jmitc91516 1:a5258871b33d 57 size = 0;
jmitc91516 1:a5258871b33d 58 debugVar1 = 0;
jmitc91516 1:a5258871b33d 59 data = NULL;
jmitc91516 1:a5258871b33d 60
jmitc91516 1:a5258871b33d 61 bitmapLoaded = GetBitmapFromQSPIDrive();
jmitc91516 1:a5258871b33d 62 }
jmitc91516 1:a5258871b33d 63
jmitc91516 1:a5258871b33d 64 QSPIBitmap::~QSPIBitmap()
jmitc91516 1:a5258871b33d 65 {
jmitc91516 1:a5258871b33d 66 if(data) {
jmitc91516 1:a5258871b33d 67 delete [] data;
jmitc91516 1:a5258871b33d 68 }
jmitc91516 1:a5258871b33d 69 }
jmitc91516 1:a5258871b33d 70
jmitc91516 1:a5258871b33d 71 bool QSPIBitmap::ReadBitmapSizeFile(void)
jmitc91516 1:a5258871b33d 72 {
jmitc91516 1:a5258871b33d 73 char bitmapSizeFilename[200];
jmitc91516 1:a5258871b33d 74 sprintf(bitmapSizeFilename, "/qspi/%s_BMP.size", name);
jmitc91516 1:a5258871b33d 75
jmitc91516 1:a5258871b33d 76 char buff[50];
jmitc91516 1:a5258871b33d 77
jmitc91516 1:a5258871b33d 78 FILE *fpsize = fopen(bitmapSizeFilename, "r");
jmitc91516 1:a5258871b33d 79 if (fpsize != NULL) {
jmitc91516 1:a5258871b33d 80 // We expect the size value to be 5 digits
jmitc91516 1:a5258871b33d 81 fread(buff, 5, 1, fpsize);
jmitc91516 1:a5258871b33d 82 fclose(fpsize);
jmitc91516 1:a5258871b33d 83
jmitc91516 1:a5258871b33d 84 buff[5] = '\0';
jmitc91516 1:a5258871b33d 85
jmitc91516 1:a5258871b33d 86 sscanf(buff, "%d", &size);
jmitc91516 1:a5258871b33d 87
jmitc91516 1:a5258871b33d 88 return true;
jmitc91516 1:a5258871b33d 89 }
jmitc91516 1:a5258871b33d 90
jmitc91516 1:a5258871b33d 91 // 'else'...
jmitc91516 1:a5258871b33d 92
jmitc91516 1:a5258871b33d 93 return false;
jmitc91516 1:a5258871b33d 94 }
jmitc91516 1:a5258871b33d 95
jmitc91516 1:a5258871b33d 96 bool QSPIBitmap::ReadBitmapDataFile(void)
jmitc91516 1:a5258871b33d 97 {
jmitc91516 1:a5258871b33d 98 char bitmapDataFilename[200];
jmitc91516 1:a5258871b33d 99 sprintf(bitmapDataFilename, "/qspi/%s_BMP.data", name);
jmitc91516 1:a5258871b33d 100
jmitc91516 1:a5258871b33d 101 FILE *fpdata = fopen(bitmapDataFilename, "rb");
jmitc91516 1:a5258871b33d 102 if (fpdata != NULL) {
jmitc91516 1:a5258871b33d 103 fread(data, size, 1, fpdata);
jmitc91516 1:a5258871b33d 104 fclose(fpdata);
jmitc91516 1:a5258871b33d 105
jmitc91516 1:a5258871b33d 106 return true;
jmitc91516 1:a5258871b33d 107 }
jmitc91516 1:a5258871b33d 108
jmitc91516 1:a5258871b33d 109 // 'else'...
jmitc91516 1:a5258871b33d 110
jmitc91516 1:a5258871b33d 111 return false;
jmitc91516 1:a5258871b33d 112 }
jmitc91516 1:a5258871b33d 113
jmitc91516 1:a5258871b33d 114 bool QSPIBitmap::GetBitmapFromQSPIDrive(void)
jmitc91516 1:a5258871b33d 115 {
jmitc91516 1:a5258871b33d 116 //TODO: Raise exceptions(?) if any of the below fails
jmitc91516 1:a5258871b33d 117
jmitc91516 1:a5258871b33d 118 debugVar1 = 1;
jmitc91516 1:a5258871b33d 119
jmitc91516 1:a5258871b33d 120 if(ReadBitmapSizeFile()) {
jmitc91516 1:a5258871b33d 121 debugVar1 = 3;
jmitc91516 1:a5258871b33d 122 } else {
jmitc91516 1:a5258871b33d 123 debugVar1 = 2;
jmitc91516 1:a5258871b33d 124 return false;
jmitc91516 1:a5258871b33d 125 }
jmitc91516 1:a5258871b33d 126
jmitc91516 1:a5258871b33d 127 debugVar1 = 4;
jmitc91516 1:a5258871b33d 128
jmitc91516 1:a5258871b33d 129 // Do not throw an exception if the allocation fails - just leave 'data' set to NULL
jmitc91516 1:a5258871b33d 130 data = new (nothrow) GuiConst_INT8U[size + 10]; // Leave a small margin 'just in case'
jmitc91516 1:a5258871b33d 131 // TEST - what if the 'new' fails??
jmitc91516 1:a5258871b33d 132 // Answer - looks same as what Andrew saw at PittCon 2017
jmitc91516 1:a5258871b33d 133
jmitc91516 1:a5258871b33d 134 if(data == NULL) {
jmitc91516 1:a5258871b33d 135 return false;
jmitc91516 1:a5258871b33d 136 }
jmitc91516 1:a5258871b33d 137
jmitc91516 1:a5258871b33d 138 if(ReadBitmapDataFile()) {
jmitc91516 1:a5258871b33d 139 debugVar1 = 5;
jmitc91516 1:a5258871b33d 140 } else {
jmitc91516 1:a5258871b33d 141 debugVar1 = 6;
jmitc91516 1:a5258871b33d 142 return false;
jmitc91516 1:a5258871b33d 143 }
jmitc91516 1:a5258871b33d 144
jmitc91516 1:a5258871b33d 145 debugVar1 = 7;
jmitc91516 1:a5258871b33d 146
jmitc91516 1:a5258871b33d 147 return true;
jmitc91516 1:a5258871b33d 148 }
jmitc91516 1:a5258871b33d 149
jmitc91516 1:a5258871b33d 150 void QSPIBitmap::DisplayAt(GuiConst_INT16S X, GuiConst_INT16S Y)
jmitc91516 1:a5258871b33d 151 {
jmitc91516 1:a5258871b33d 152 if(bitmapLoaded) {
jmitc91516 1:a5258871b33d 153 // Component bitmaps have white 'corners' - select white as transparent colour
jmitc91516 1:a5258871b33d 154 GuiLib_ShowBitmapAt(data, X, Y, 0xFFFFFF);
jmitc91516 1:a5258871b33d 155 // *This works* - the white corners disappear
jmitc91516 1:a5258871b33d 156 // ******************************************
jmitc91516 1:a5258871b33d 157 } else {
jmitc91516 1:a5258871b33d 158 char buff[100];
jmitc91516 1:a5258871b33d 159 sprintf(buff, "Bitmap not loaded - size %d, debugVar1: %d", size, debugVar1);
jmitc91516 1:a5258871b33d 160 DebugPrint(buff, X, Y);
jmitc91516 1:a5258871b33d 161
jmitc91516 1:a5258871b33d 162 char bitmapSizeFilename[200];
jmitc91516 1:a5258871b33d 163 sprintf(bitmapSizeFilename, "/qspi/%s_BMP.size", name);
jmitc91516 1:a5258871b33d 164 DebugPrint(bitmapSizeFilename, X, Y+40);
jmitc91516 1:a5258871b33d 165 }
jmitc91516 1:a5258871b33d 166 }
jmitc91516 1:a5258871b33d 167
jmitc91516 1:a5258871b33d 168
jmitc91516 1:a5258871b33d 169 // QSPIBitmaps class members
jmitc91516 1:a5258871b33d 170 QSPIBitmaps::QSPIBitmaps()
jmitc91516 1:a5258871b33d 171 {
jmitc91516 1:a5258871b33d 172 qspibmArray[HOME_COLUMN_BITMAP] = NULL;
jmitc91516 1:a5258871b33d 173 qspibmArray[HOME_DETECTOR_BITMAP] = NULL;
jmitc91516 1:a5258871b33d 174 qspibmArray[HOME_INJECTOR_BITMAP] = NULL;
jmitc91516 1:a5258871b33d 175 qspibmArray[HOME_GAS_BITMAP] = NULL;
jmitc91516 1:a5258871b33d 176
jmitc91516 1:a5258871b33d 177 qspibmArray[COMPONENT_COLUMN_BITMAP] = NULL;
jmitc91516 1:a5258871b33d 178 qspibmArray[COMPONENT_DETECTOR_BITMAP] = NULL;
jmitc91516 1:a5258871b33d 179 qspibmArray[COMPONENT_INJECTOR_BITMAP] = NULL;
jmitc91516 1:a5258871b33d 180 qspibmArray[COMPONENT_GAS_BITMAP] = NULL;
jmitc91516 1:a5258871b33d 181
jmitc91516 1:a5258871b33d 182 arraySetUp = false;
jmitc91516 1:a5258871b33d 183 }
jmitc91516 1:a5258871b33d 184
jmitc91516 1:a5258871b33d 185 /*
jmitc91516 1:a5258871b33d 186 Sets up each of the bitmaps in the array, by reading the corresponding files
jmitc91516 1:a5258871b33d 187 from the QSPI (memory) file system.
jmitc91516 1:a5258871b33d 188
jmitc91516 1:a5258871b33d 189 *** Note that this is currently loading bitmaps specific to the Home page ***
jmitc91516 1:a5258871b33d 190
jmitc91516 1:a5258871b33d 191 Returns true if all loaded successfully, false if not
jmitc91516 1:a5258871b33d 192 */
jmitc91516 1:a5258871b33d 193 void QSPIBitmaps::SetupArray(void)
jmitc91516 1:a5258871b33d 194 {
jmitc91516 1:a5258871b33d 195 if(!arraySetUp) {
jmitc91516 1:a5258871b33d 196
jmitc91516 1:a5258871b33d 197 // Bitmap names manually copied from GuiStruct.c, and hard-coded here.
jmitc91516 1:a5258871b33d 198 // Must match those in the GC500_2_5inch_bitmap_loader.
jmitc91516 1:a5258871b33d 199
jmitc91516 1:a5258871b33d 200 qspibmArray[HOME_COLUMN_BITMAP] = new QSPIBitmap("GuiStruct_Bitmap_ColumnButton");
jmitc91516 1:a5258871b33d 201 qspibmArray[HOME_DETECTOR_BITMAP] = new QSPIBitmap("GuiStruct_Bitmap_DetectorButton");
jmitc91516 1:a5258871b33d 202 qspibmArray[HOME_INJECTOR_BITMAP] = new QSPIBitmap("GuiStruct_Bitmap_InjectorButton");
jmitc91516 1:a5258871b33d 203 qspibmArray[HOME_GAS_BITMAP] = new QSPIBitmap("GuiStruct_Bitmap_GasButton");
jmitc91516 1:a5258871b33d 204
jmitc91516 1:a5258871b33d 205 qspibmArray[COMPONENT_COLUMN_BITMAP] = new QSPIBitmap("GuiStruct_Bitmap_Column");
jmitc91516 1:a5258871b33d 206 qspibmArray[COMPONENT_DETECTOR_BITMAP] = new QSPIBitmap("GuiStruct_Bitmap_Detector");
jmitc91516 1:a5258871b33d 207 qspibmArray[COMPONENT_INJECTOR_BITMAP] = new QSPIBitmap("GuiStruct_Bitmap_Injector");
jmitc91516 1:a5258871b33d 208 qspibmArray[COMPONENT_GAS_BITMAP] = new QSPIBitmap("GuiStruct_Bitmap_Gas");
jmitc91516 1:a5258871b33d 209
jmitc91516 1:a5258871b33d 210 arraySetUp = true;
jmitc91516 1:a5258871b33d 211 }
jmitc91516 1:a5258871b33d 212 }
jmitc91516 1:a5258871b33d 213
jmitc91516 1:a5258871b33d 214
jmitc91516 1:a5258871b33d 215 void QSPIBitmaps::DisplayBitmapAtIfLoaded(int bitmapIndex, GuiConst_INT16S X, GuiConst_INT16S Y)
jmitc91516 1:a5258871b33d 216 {
jmitc91516 1:a5258871b33d 217 if(qspibmArray[bitmapIndex] != NULL) {
jmitc91516 1:a5258871b33d 218 qspibmArray[bitmapIndex]->DisplayAt(X, Y);
jmitc91516 1:a5258871b33d 219 }
jmitc91516 1:a5258871b33d 220 }
jmitc91516 1:a5258871b33d 221
jmitc91516 1:a5258871b33d 222 void QSPIBitmaps::DisplayAllHomePageBitmaps(void)
jmitc91516 1:a5258871b33d 223 {
jmitc91516 1:a5258871b33d 224 DisplayBitmapAtIfLoaded(HOME_COLUMN_BITMAP, 10, 10);
jmitc91516 1:a5258871b33d 225 DisplayBitmapAtIfLoaded(HOME_DETECTOR_BITMAP, 410, 10);
jmitc91516 1:a5258871b33d 226 DisplayBitmapAtIfLoaded(HOME_INJECTOR_BITMAP, 10, 215);
jmitc91516 1:a5258871b33d 227 DisplayBitmapAtIfLoaded(HOME_GAS_BITMAP, 410, 215);
jmitc91516 1:a5258871b33d 228
jmitc91516 1:a5258871b33d 229 //DEBUG
jmitc91516 1:a5258871b33d 230 if(qspiAlreadyFormatted) {
jmitc91516 1:a5258871b33d 231 DebugPrint("QSPI formatted at start", 200, 100);
jmitc91516 1:a5258871b33d 232 } else {
jmitc91516 1:a5258871b33d 233 DebugPrint("QSPI *not* formatted at start", 200, 100);
jmitc91516 1:a5258871b33d 234 }
jmitc91516 1:a5258871b33d 235
jmitc91516 1:a5258871b33d 236 }
jmitc91516 1:a5258871b33d 237
jmitc91516 1:a5258871b33d 238 void QSPIBitmaps::DisplayColumnComponentBitmap(void)
jmitc91516 1:a5258871b33d 239 {
jmitc91516 1:a5258871b33d 240 DisplayBitmapAtIfLoaded(COMPONENT_COLUMN_BITMAP, 609, 19);
jmitc91516 1:a5258871b33d 241 }
jmitc91516 1:a5258871b33d 242
jmitc91516 1:a5258871b33d 243 void QSPIBitmaps::DisplayDetectorComponentBitmap(void)
jmitc91516 1:a5258871b33d 244 {
jmitc91516 1:a5258871b33d 245 DisplayBitmapAtIfLoaded(COMPONENT_DETECTOR_BITMAP, 609, 19);
jmitc91516 1:a5258871b33d 246 }
jmitc91516 1:a5258871b33d 247
jmitc91516 1:a5258871b33d 248 void QSPIBitmaps::DisplayInjectorComponentBitmap(void)
jmitc91516 1:a5258871b33d 249 {
jmitc91516 1:a5258871b33d 250 DisplayBitmapAtIfLoaded(COMPONENT_INJECTOR_BITMAP, 609, 19);
jmitc91516 1:a5258871b33d 251 }
jmitc91516 1:a5258871b33d 252
jmitc91516 1:a5258871b33d 253 void QSPIBitmaps::DisplayGasComponentBitmap(void)
jmitc91516 1:a5258871b33d 254 {
jmitc91516 1:a5258871b33d 255 DisplayBitmapAtIfLoaded(COMPONENT_GAS_BITMAP, 609, 19);
jmitc91516 1:a5258871b33d 256 }
jmitc91516 1:a5258871b33d 257
jmitc91516 1:a5258871b33d 258
jmitc91516 1:a5258871b33d 259
jmitc91516 1:a5258871b33d 260 void QSPIBitmaps::ClearArray(void)
jmitc91516 1:a5258871b33d 261 {
jmitc91516 1:a5258871b33d 262 for( int bitmapIndex = 0; bitmapIndex < QSPIBITMAP_COUNT; ++bitmapIndex) {
jmitc91516 1:a5258871b33d 263 if(qspibmArray[bitmapIndex] != NULL) {
jmitc91516 1:a5258871b33d 264 delete qspibmArray[bitmapIndex];
jmitc91516 1:a5258871b33d 265 qspibmArray[bitmapIndex] = NULL;
jmitc91516 1:a5258871b33d 266 }
jmitc91516 1:a5258871b33d 267 }
jmitc91516 1:a5258871b33d 268 }
jmitc91516 1:a5258871b33d 269
jmitc91516 1:a5258871b33d 270 /*
jmitc91516 1:a5258871b33d 271 Tells the caller whether or not all of the QSPI bitmaps have been loaded,
jmitc91516 1:a5258871b33d 272 false if not
jmitc91516 1:a5258871b33d 273
jmitc91516 1:a5258871b33d 274 Returns true if they are *all* loaded, false if at least one is not
jmitc91516 1:a5258871b33d 275 */
jmitc91516 1:a5258871b33d 276 bool QSPIBitmaps::AllBitmapsLoaded(void)
jmitc91516 1:a5258871b33d 277 {
jmitc91516 1:a5258871b33d 278 for(int index = 0; index < QSPIBITMAP_COUNT; ++index) {
jmitc91516 1:a5258871b33d 279 if(qspibmArray[index] == NULL) {
jmitc91516 1:a5258871b33d 280 return false;
jmitc91516 1:a5258871b33d 281 }
jmitc91516 1:a5258871b33d 282
jmitc91516 1:a5258871b33d 283 if(!qspibmArray[index]->BitmapLoaded()) {
jmitc91516 1:a5258871b33d 284 return false;
jmitc91516 1:a5258871b33d 285 }
jmitc91516 1:a5258871b33d 286 }
jmitc91516 1:a5258871b33d 287
jmitc91516 1:a5258871b33d 288 // 'else' - all loaded successfully
jmitc91516 1:a5258871b33d 289 //#define SIMULATE_ERROR_FOR_TESTING
jmitc91516 1:a5258871b33d 290 #ifdef SIMULATE_ERROR_FOR_TESTING
jmitc91516 1:a5258871b33d 291 // Pretend they did not load...
jmitc91516 1:a5258871b33d 292 return false;
jmitc91516 1:a5258871b33d 293 #else
jmitc91516 1:a5258871b33d 294 return true;
jmitc91516 1:a5258871b33d 295 #endif
jmitc91516 1:a5258871b33d 296 }
jmitc91516 1:a5258871b33d 297