Michael Ball / Mbed 2 deprecated FRDM_RA8875_mPaint

Demo of RA8875 TFT touch display on Freescale FRDM-K64F Forked from David Smart https://developer.mbed.org/users/WiredHome/

Dependencies:   RA8875 menu SDFileSystem mbed

Fork of PUB_RA8875_mPaint by David Smart

main.cpp@2:cf295dad3192, 2015-01-03 (annotated)

Committer:
WiredHome
Date:
Sat Jan 03 15:41:51 2015 +0000
Revision:
2:cf295dad3192
Parent:
1:0fdc10700ed2
Child:
3:3b214426761d
A simple mbed Paint program to demonstrate the RA8875 Touchscreen interface.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
WiredHome 1:0fdc10700ed2 1 /// mPaint is a simple drawing program, used to explore the touch
WiredHome 1:0fdc10700ed2 2 /// APIs of the RA8875 display library.
WiredHome 1:0fdc10700ed2 3 ///
WiredHome 1:0fdc10700ed2 4 /// @note Copyright © 2015 by Smartware Computing, all rights reserved.
WiredHome 1:0fdc10700ed2 5 /// Individuals may use this application for evaluation or non-commercial
WiredHome 1:0fdc10700ed2 6 /// purposes. Within this restriction, changes may be made to this application
WiredHome 1:0fdc10700ed2 7 /// as long as this copyright notice is retained. The user shall make
WiredHome 1:0fdc10700ed2 8 /// clear that their work is a derived work, and not the original.
WiredHome 1:0fdc10700ed2 9 /// Users of this application and sources accept this application "as is" and
WiredHome 1:0fdc10700ed2 10 /// shall hold harmless Smartware Computing, for any undesired results while
WiredHome 1:0fdc10700ed2 11 /// using this application - whether real or imagined.
WiredHome 1:0fdc10700ed2 12 ///
WiredHome 1:0fdc10700ed2 13 /// @author David Smart, Smartware Computing
WiredHome 0:326a3f29e21b 14 //
WiredHome 0:326a3f29e21b 15 // +----------------------------------------------------+
WiredHome 0:326a3f29e21b 16 // | File Edit Pen Tools [sample](o)[rrrr][gggg][bbbb] |
WiredHome 1:0fdc10700ed2 17 // +----------------------------------------------------+ 16
WiredHome 0:326a3f29e21b 18 // | |
WiredHome 0:326a3f29e21b 19 // | canvas |
WiredHome 0:326a3f29e21b 20 // | |
WiredHome 0:326a3f29e21b 21 // | |
WiredHome 0:326a3f29e21b 22 // | |
WiredHome 0:326a3f29e21b 23 // | |
WiredHome 0:326a3f29e21b 24 // | |
WiredHome 0:326a3f29e21b 25 // | |
WiredHome 0:326a3f29e21b 26 // | |
WiredHome 0:326a3f29e21b 27 // | |
WiredHome 0:326a3f29e21b 28 // +----------------------------------------------------+
WiredHome 0:326a3f29e21b 29 // | (xxx,yyy) - (xxx,yyy) rgb (RR,GG,BB) |
WiredHome 1:0fdc10700ed2 30 // +----------------------------------------------------+ 271
WiredHome 1:0fdc10700ed2 31 // 0 479
WiredHome 0:326a3f29e21b 32 //
WiredHome 0:326a3f29e21b 33 #include "mbed.h" // tested with v92
WiredHome 0:326a3f29e21b 34 #include "RA8875.h" // tested with v80
WiredHome 0:326a3f29e21b 35 #include "menu.h"
WiredHome 0:326a3f29e21b 36
WiredHome 1:0fdc10700ed2 37 //#define DEBUG "mPaint"
WiredHome 1:0fdc10700ed2 38 // ...
WiredHome 1:0fdc10700ed2 39 // INFO("Stuff to show %d", var); // new-line is automatically appended
WiredHome 1:0fdc10700ed2 40 //
WiredHome 1:0fdc10700ed2 41 #if (defined(DEBUG) && !defined(TARGET_LPC11U24))
WiredHome 1:0fdc10700ed2 42 #define INFO(x, ...) std::printf("[INF %s %3d] "x"\r\n", DEBUG, __LINE__, ##__VA_ARGS__);
WiredHome 1:0fdc10700ed2 43 #define WARN(x, ...) std::printf("[WRN %s %3d] "x"\r\n", DEBUG, __LINE__, ##__VA_ARGS__);
WiredHome 1:0fdc10700ed2 44 #define ERR(x, ...) std::printf("[ERR %s %3d] "x"\r\n", DEBUG, __LINE__, ##__VA_ARGS__);
WiredHome 1:0fdc10700ed2 45 #else
WiredHome 1:0fdc10700ed2 46 #define INFO(x, ...)
WiredHome 1:0fdc10700ed2 47 #define WARN(x, ...)
WiredHome 1:0fdc10700ed2 48 #define ERR(x, ...)
WiredHome 1:0fdc10700ed2 49 #define HexDump(a, b, c)
WiredHome 1:0fdc10700ed2 50 #endif
WiredHome 1:0fdc10700ed2 51
WiredHome 0:326a3f29e21b 52 // Local File System:
WiredHome 0:326a3f29e21b 53 // - Store the touch screen calibration
WiredHome 1:0fdc10700ed2 54 // - Capture works of art in BMP format.
WiredHome 0:326a3f29e21b 55 LocalFileSystem local("local");
WiredHome 0:326a3f29e21b 56
WiredHome 0:326a3f29e21b 57 // The display interface
WiredHome 0:326a3f29e21b 58 RA8875 lcd(p5, p6, p7, p12, NC, "tft"); // MOSI, MISO, SCK, /ChipSelect, /reset, name
WiredHome 0:326a3f29e21b 59
WiredHome 0:326a3f29e21b 60 // A monitor port for the SW developer.
WiredHome 0:326a3f29e21b 61 Serial pc(USBTX, USBRX);
WiredHome 0:326a3f29e21b 62
WiredHome 1:0fdc10700ed2 63 // list of tools (dots, lines, joined lines).
WiredHome 0:326a3f29e21b 64 typedef enum {
WiredHome 1:0fdc10700ed2 65 dot, // draw dots at the point
WiredHome 1:0fdc10700ed2 66 line, // connected line from touch(point) to release(point)
WiredHome 1:0fdc10700ed2 67 join // connected lines while held(point)
WiredHome 0:326a3f29e21b 68 } tooltype_t; // what tool are we using to draw
WiredHome 0:326a3f29e21b 69
WiredHome 1:0fdc10700ed2 70 color_t rgb = Black; // the composite color value to draw in.
WiredHome 1:0fdc10700ed2 71 uint8_t rgbVal[3] = { 0, 0, 0 }; // hosts each of the individual values
WiredHome 1:0fdc10700ed2 72 uint32_t pensize = 1; // pensize is user selectable within a small range.
WiredHome 1:0fdc10700ed2 73 tooltype_t selectedtooltype = dot; // 0:dot, 1:line, 2:join
WiredHome 0:326a3f29e21b 74 point_t origin = { 0, 0}; // tracks origin when drawing a line
WiredHome 0:326a3f29e21b 75
WiredHome 0:326a3f29e21b 76
WiredHome 1:0fdc10700ed2 77 // Adjust the following if using the 800x600 display
WiredHome 0:326a3f29e21b 78 const rect_t RGBList[] = { // regions on the display for special tools
WiredHome 0:326a3f29e21b 79 { 309,0, 359,15 }, // R
WiredHome 0:326a3f29e21b 80 { 369,0, 419,15 }, // G
WiredHome 0:326a3f29e21b 81 { 429,0, 479,15 }, // B
WiredHome 0:326a3f29e21b 82 { 249,0, 299,15 } // show selected color
WiredHome 0:326a3f29e21b 83 };
WiredHome 0:326a3f29e21b 84 const rect_t canvas_rect = { // the drawing surface
WiredHome 0:326a3f29e21b 85 0,16, 479,271
WiredHome 0:326a3f29e21b 86 };
WiredHome 0:326a3f29e21b 87
WiredHome 0:326a3f29e21b 88
WiredHome 0:326a3f29e21b 89
WiredHome 0:326a3f29e21b 90 // File Pen Tools
WiredHome 0:326a3f29e21b 91 // New... Pensize 1 Dot
WiredHome 0:326a3f29e21b 92 // Save... Pensize 2 Line
WiredHome 0:326a3f29e21b 93 // Calibrate Pensize 4
WiredHome 0:326a3f29e21b 94 // Reset Pensize 6
WiredHome 0:326a3f29e21b 95 // Pensize 8
WiredHome 0:326a3f29e21b 96 //
WiredHome 0:326a3f29e21b 97 Menu::post_fnc_action_t File(uint32_t v);
WiredHome 0:326a3f29e21b 98 Menu::post_fnc_action_t File_New(uint32_t v);
WiredHome 0:326a3f29e21b 99 Menu::post_fnc_action_t File_Save(uint32_t v);
WiredHome 0:326a3f29e21b 100 Menu::post_fnc_action_t File_Save_All(uint32_t v);
WiredHome 0:326a3f29e21b 101 Menu::post_fnc_action_t File_Cal(uint32_t v);
WiredHome 0:326a3f29e21b 102 Menu::post_fnc_action_t File_Reset(uint32_t v);
WiredHome 0:326a3f29e21b 103 Menu::post_fnc_action_t Edit(uint32_t v);
WiredHome 0:326a3f29e21b 104 Menu::post_fnc_action_t Edit_Clear(uint32_t v);
WiredHome 0:326a3f29e21b 105 Menu::post_fnc_action_t Tools(uint32_t v);
WiredHome 0:326a3f29e21b 106 Menu::post_fnc_action_t Tools_Type(uint32_t v);
WiredHome 0:326a3f29e21b 107 Menu::post_fnc_action_t PenSize(uint32_t v);
WiredHome 0:326a3f29e21b 108
WiredHome 0:326a3f29e21b 109 // Some APIs
WiredHome 0:326a3f29e21b 110 extern "C" void mbed_reset();
WiredHome 0:326a3f29e21b 111 int GetScreenCapture(void);
WiredHome 0:326a3f29e21b 112 void CalibrateTS(void);
WiredHome 0:326a3f29e21b 113 void ShowSampleRGB(void);
WiredHome 0:326a3f29e21b 114 void InitDisplay(void);
WiredHome 0:326a3f29e21b 115
WiredHome 0:326a3f29e21b 116 Menu::menu_item_t file_menu[] = {
WiredHome 0:326a3f29e21b 117 // Prompt, onPress, onHold, OnRelease, parameter, child menu
WiredHome 0:326a3f29e21b 118 { "New...", File_New, NULL, NULL, 0, NULL },
WiredHome 0:326a3f29e21b 119 { "Save...", File_Save, NULL, NULL, 0, NULL },
WiredHome 0:326a3f29e21b 120 { "Save all", File_Save_All, NULL, NULL, 0, NULL },
WiredHome 0:326a3f29e21b 121 { "Calibrate", File_Cal, NULL, NULL, 0, NULL },
WiredHome 0:326a3f29e21b 122 { "Reset", NULL, NULL, File_Reset, 0, NULL },
WiredHome 0:326a3f29e21b 123 { NULL, NULL, NULL, NULL, 0, NULL },
WiredHome 0:326a3f29e21b 124 };
WiredHome 0:326a3f29e21b 125
WiredHome 0:326a3f29e21b 126 Menu::menu_item_t pen_menu[] = {
WiredHome 0:326a3f29e21b 127 { "1 pix", NULL, NULL, PenSize, 1, NULL },
WiredHome 0:326a3f29e21b 128 { "2 pix", NULL, NULL, PenSize, 2, NULL },
WiredHome 0:326a3f29e21b 129 { "4 pix", NULL, NULL, PenSize, 4, NULL },
WiredHome 0:326a3f29e21b 130 { "6 pix", NULL, NULL, PenSize, 6, NULL },
WiredHome 0:326a3f29e21b 131 { "8 pix", NULL, NULL, PenSize, 8, NULL },
WiredHome 0:326a3f29e21b 132 { NULL, NULL, NULL, NULL, 0, NULL },
WiredHome 0:326a3f29e21b 133 };
WiredHome 0:326a3f29e21b 134
WiredHome 0:326a3f29e21b 135 Menu::menu_item_t tools_menu[] = {
WiredHome 1:0fdc10700ed2 136 { "point", NULL, NULL, Tools_Type, dot, NULL },
WiredHome 1:0fdc10700ed2 137 { "line", NULL, NULL, Tools_Type, line, NULL },
WiredHome 1:0fdc10700ed2 138 { "join", NULL, NULL, Tools_Type, join, NULL },
WiredHome 0:326a3f29e21b 139 { NULL, NULL, NULL, NULL, 0, NULL },
WiredHome 0:326a3f29e21b 140 };
WiredHome 0:326a3f29e21b 141
WiredHome 0:326a3f29e21b 142 Menu::menu_item_t menudata[] = {
WiredHome 0:326a3f29e21b 143 { "File", File, NULL, NULL, 0, file_menu },
WiredHome 0:326a3f29e21b 144 { "Pen", NULL, NULL, NULL, 0, pen_menu },
WiredHome 0:326a3f29e21b 145 { "Tools", NULL, NULL, NULL, 0, tools_menu },
WiredHome 0:326a3f29e21b 146 { NULL, NULL, NULL, NULL, 0, NULL },
WiredHome 0:326a3f29e21b 147 };
WiredHome 0:326a3f29e21b 148
WiredHome 0:326a3f29e21b 149 Menu menu(lcd, menudata);
WiredHome 0:326a3f29e21b 150
WiredHome 0:326a3f29e21b 151 Menu::post_fnc_action_t File(uint32_t v)
WiredHome 0:326a3f29e21b 152 {
WiredHome 1:0fdc10700ed2 153 INFO("File");
WiredHome 0:326a3f29e21b 154 return Menu::no_action;
WiredHome 0:326a3f29e21b 155 }
WiredHome 0:326a3f29e21b 156 Menu::post_fnc_action_t File_New(uint32_t v)
WiredHome 0:326a3f29e21b 157 {
WiredHome 1:0fdc10700ed2 158 INFO("File_New");
WiredHome 0:326a3f29e21b 159 InitDisplay();
WiredHome 0:326a3f29e21b 160 return Menu::no_action;
WiredHome 0:326a3f29e21b 161 }
WiredHome 0:326a3f29e21b 162 Menu::post_fnc_action_t File_Save(uint32_t v)
WiredHome 0:326a3f29e21b 163 {
WiredHome 1:0fdc10700ed2 164 INFO("File_Save");
WiredHome 0:326a3f29e21b 165 RA8875::LayerMode_T l = lcd.GetLayerMode();
WiredHome 0:326a3f29e21b 166 lcd.SetLayerMode(RA8875::ShowLayer0);
WiredHome 0:326a3f29e21b 167 GetScreenCapture();
WiredHome 0:326a3f29e21b 168 lcd.SetLayerMode(RA8875::TransparentMode);
WiredHome 0:326a3f29e21b 169 return Menu::close_menu;
WiredHome 0:326a3f29e21b 170 }
WiredHome 0:326a3f29e21b 171 Menu::post_fnc_action_t File_Save_All(uint32_t v)
WiredHome 0:326a3f29e21b 172 {
WiredHome 1:0fdc10700ed2 173 INFO("File_Save_All");
WiredHome 0:326a3f29e21b 174 GetScreenCapture();
WiredHome 0:326a3f29e21b 175 return Menu::close_menu;
WiredHome 0:326a3f29e21b 176 }
WiredHome 0:326a3f29e21b 177 Menu::post_fnc_action_t File_Cal(uint32_t v)
WiredHome 0:326a3f29e21b 178 {
WiredHome 1:0fdc10700ed2 179 INFO("Tools_Cal");
WiredHome 0:326a3f29e21b 180 CalibrateTS();
WiredHome 0:326a3f29e21b 181 return Menu::no_action;
WiredHome 0:326a3f29e21b 182 }
WiredHome 0:326a3f29e21b 183 Menu::post_fnc_action_t File_Reset(uint32_t v)
WiredHome 0:326a3f29e21b 184 {
WiredHome 1:0fdc10700ed2 185 INFO("rebooting now...");
WiredHome 0:326a3f29e21b 186 wait_ms(1000);
WiredHome 0:326a3f29e21b 187 mbed_reset();
WiredHome 0:326a3f29e21b 188 return Menu::no_action;
WiredHome 0:326a3f29e21b 189 }
WiredHome 0:326a3f29e21b 190 Menu::post_fnc_action_t Edit(uint32_t v)
WiredHome 0:326a3f29e21b 191 {
WiredHome 1:0fdc10700ed2 192 INFO("Edit");
WiredHome 0:326a3f29e21b 193 return Menu::no_action;
WiredHome 0:326a3f29e21b 194 }
WiredHome 0:326a3f29e21b 195 Menu::post_fnc_action_t Tools(uint32_t v)
WiredHome 0:326a3f29e21b 196 {
WiredHome 1:0fdc10700ed2 197 INFO("Tools");
WiredHome 0:326a3f29e21b 198 return Menu::no_action;
WiredHome 0:326a3f29e21b 199 }
WiredHome 0:326a3f29e21b 200 Menu::post_fnc_action_t PenSize(uint32_t v)
WiredHome 0:326a3f29e21b 201 {
WiredHome 0:326a3f29e21b 202 pensize = v;
WiredHome 0:326a3f29e21b 203 if (pensize < 1)
WiredHome 0:326a3f29e21b 204 pensize = 1;
WiredHome 0:326a3f29e21b 205 else if (pensize > 8)
WiredHome 0:326a3f29e21b 206 pensize = 8;
WiredHome 1:0fdc10700ed2 207 INFO("PenSize(%d)", pensize);
WiredHome 0:326a3f29e21b 208 ShowSampleRGB();
WiredHome 0:326a3f29e21b 209 return Menu::close_menu;
WiredHome 0:326a3f29e21b 210 }
WiredHome 0:326a3f29e21b 211 Menu::post_fnc_action_t Tools_Type(uint32_t v)
WiredHome 0:326a3f29e21b 212 {
WiredHome 0:326a3f29e21b 213 switch (v) {
WiredHome 1:0fdc10700ed2 214 case dot:
WiredHome 1:0fdc10700ed2 215 case line:
WiredHome 1:0fdc10700ed2 216 case join:
WiredHome 0:326a3f29e21b 217 selectedtooltype = (tooltype_t)v;
WiredHome 0:326a3f29e21b 218 break;
WiredHome 0:326a3f29e21b 219 default:
WiredHome 0:326a3f29e21b 220 break;
WiredHome 0:326a3f29e21b 221 }
WiredHome 0:326a3f29e21b 222 ShowSampleRGB();
WiredHome 0:326a3f29e21b 223 return Menu::close_menu;
WiredHome 0:326a3f29e21b 224 }
WiredHome 0:326a3f29e21b 225
WiredHome 0:326a3f29e21b 226 void ShowSampleRGB(void)
WiredHome 0:326a3f29e21b 227 {
WiredHome 1:0fdc10700ed2 228 loc_t middle = (RGBList[3].p1.y + RGBList[3].p2.y)/2;
WiredHome 0:326a3f29e21b 229 lcd.fillrect(RGBList[3], Black);
WiredHome 0:326a3f29e21b 230 lcd.fillrect(RGBList[3], rgb);
WiredHome 1:0fdc10700ed2 231 if (selectedtooltype == dot) {
WiredHome 1:0fdc10700ed2 232 lcd.fillcircle((RGBList[3].p1.x + RGBList[3].p2.x)/2,
WiredHome 1:0fdc10700ed2 233 middle, pensize, rgb);
WiredHome 0:326a3f29e21b 234 } else {
WiredHome 1:0fdc10700ed2 235 lcd.fillrect(RGBList[3].p1.x,middle-pensize/2, RGBList[3].p2.x,middle+pensize/2, rgb);
WiredHome 0:326a3f29e21b 236 }
WiredHome 0:326a3f29e21b 237 }
WiredHome 0:326a3f29e21b 238
WiredHome 0:326a3f29e21b 239 void CalibrateTS(void)
WiredHome 0:326a3f29e21b 240 {
WiredHome 0:326a3f29e21b 241 FILE * fh;
WiredHome 0:326a3f29e21b 242 tpMatrix_t matrix;
WiredHome 0:326a3f29e21b 243 RetCode_t r;
WiredHome 0:326a3f29e21b 244
WiredHome 0:326a3f29e21b 245 r = lcd.TouchPanelCalibrate("Calibrate the touch panel", &matrix);
WiredHome 1:0fdc10700ed2 246 INFO(" ret: %d", r);
WiredHome 0:326a3f29e21b 247 if (r == noerror) {
WiredHome 0:326a3f29e21b 248 fh = fopen("/local/tpcal.cfg", "wb");
WiredHome 0:326a3f29e21b 249 if (fh) {
WiredHome 0:326a3f29e21b 250 fwrite(&matrix, sizeof(tpMatrix_t), 1, fh);
WiredHome 0:326a3f29e21b 251 fclose(fh);
WiredHome 1:0fdc10700ed2 252 INFO(" tp cal written.");
WiredHome 0:326a3f29e21b 253 } else {
WiredHome 1:0fdc10700ed2 254 WARN(" couldn't open tpcal file.");
WiredHome 0:326a3f29e21b 255 }
WiredHome 0:326a3f29e21b 256 } else {
WiredHome 1:0fdc10700ed2 257 ERR("error return: %d", r);
WiredHome 0:326a3f29e21b 258 }
WiredHome 0:326a3f29e21b 259 }
WiredHome 0:326a3f29e21b 260
WiredHome 0:326a3f29e21b 261
WiredHome 0:326a3f29e21b 262 void InitTS(void)
WiredHome 0:326a3f29e21b 263 {
WiredHome 0:326a3f29e21b 264 FILE * fh;
WiredHome 0:326a3f29e21b 265 tpMatrix_t matrix;
WiredHome 0:326a3f29e21b 266
WiredHome 0:326a3f29e21b 267 fh = fopen("/local/tpcal.cfg", "rb");
WiredHome 0:326a3f29e21b 268 if (fh) {
WiredHome 0:326a3f29e21b 269 fread(&matrix, sizeof(tpMatrix_t), 1, fh);
WiredHome 0:326a3f29e21b 270 fclose(fh);
WiredHome 0:326a3f29e21b 271 lcd.TouchPanelSetMatrix(&matrix);
WiredHome 1:0fdc10700ed2 272 INFO(" tp cal loaded.");
WiredHome 0:326a3f29e21b 273 } else {
WiredHome 0:326a3f29e21b 274 CalibrateTS();
WiredHome 0:326a3f29e21b 275 }
WiredHome 0:326a3f29e21b 276 }
WiredHome 0:326a3f29e21b 277
WiredHome 0:326a3f29e21b 278
WiredHome 0:326a3f29e21b 279 void InitDisplay(void)
WiredHome 0:326a3f29e21b 280 {
WiredHome 0:326a3f29e21b 281 lcd.cls(3); // both layers
WiredHome 0:326a3f29e21b 282 lcd.SelectDrawingLayer(CANVAS);
WiredHome 0:326a3f29e21b 283 lcd.fillrect(RGBList[0], Red);
WiredHome 0:326a3f29e21b 284 lcd.fillrect(RGBList[1], Green);
WiredHome 0:326a3f29e21b 285 lcd.fillrect(RGBList[2], Blue);
WiredHome 0:326a3f29e21b 286 lcd.foreground(Blue);
WiredHome 0:326a3f29e21b 287 lcd.background(Black);
WiredHome 0:326a3f29e21b 288 }
WiredHome 0:326a3f29e21b 289
WiredHome 0:326a3f29e21b 290 int GetScreenCapture(void)
WiredHome 0:326a3f29e21b 291 {
WiredHome 0:326a3f29e21b 292 char fqfn[50];
WiredHome 0:326a3f29e21b 293 int i = 0;
WiredHome 0:326a3f29e21b 294
WiredHome 1:0fdc10700ed2 295 INFO("Screen Capture... ");
WiredHome 0:326a3f29e21b 296 for (i=1; i< 100; i++) {
WiredHome 0:326a3f29e21b 297 snprintf(fqfn, sizeof(fqfn), "/local/Screen%02d.bmp", i);
WiredHome 0:326a3f29e21b 298 FILE * fh = fopen(fqfn, "rb");
WiredHome 0:326a3f29e21b 299 if (!fh) {
WiredHome 1:0fdc10700ed2 300 lcd.PrintScreen(0,0,lcd.width(),lcd.height(),fqfn);
WiredHome 1:0fdc10700ed2 301 INFO(" as /local/Screen%02d.bmp", i);
WiredHome 0:326a3f29e21b 302 return i;
WiredHome 0:326a3f29e21b 303 } else {
WiredHome 0:326a3f29e21b 304 fclose(fh); // close this and try the next
WiredHome 0:326a3f29e21b 305 }
WiredHome 0:326a3f29e21b 306 }
WiredHome 0:326a3f29e21b 307 return 0;
WiredHome 0:326a3f29e21b 308 }
WiredHome 0:326a3f29e21b 309
WiredHome 1:0fdc10700ed2 310 void SeeIfUserSelectingRGBValues(point_t p, TouchCode_t touchcode)
WiredHome 0:326a3f29e21b 311 {
WiredHome 0:326a3f29e21b 312 // See if the touch is setting new RGB values
WiredHome 0:326a3f29e21b 313 for (int i=0; i<3; i++) {
WiredHome 0:326a3f29e21b 314 if (lcd.Intersect(RGBList[i], p)) {
WiredHome 0:326a3f29e21b 315 uint8_t mag = (255 * (p.x - RGBList[i].p1.x)) / (RGBList[i].p2.x - RGBList[i].p1.x);
WiredHome 0:326a3f29e21b 316 rgbVal[i] = mag;
WiredHome 0:326a3f29e21b 317 // update the RGB values
WiredHome 0:326a3f29e21b 318 lcd.SelectDrawingLayer(MENUS);
WiredHome 1:0fdc10700ed2 319 lcd.SetTextCursor(lcd.width() - 100, lcd.height() - 18);
WiredHome 0:326a3f29e21b 320 lcd.foreground(Blue);
WiredHome 0:326a3f29e21b 321 lcd.printf("(%02X,%02X,%02X)", rgbVal[0], rgbVal[1], rgbVal[2]);
WiredHome 0:326a3f29e21b 322 // show sample
WiredHome 0:326a3f29e21b 323 rgb = RGB(rgbVal[0], rgbVal[1], rgbVal[2]);
WiredHome 0:326a3f29e21b 324 ShowSampleRGB();
WiredHome 0:326a3f29e21b 325 //
WiredHome 0:326a3f29e21b 326 lcd.SelectDrawingLayer(CANVAS);
WiredHome 0:326a3f29e21b 327 lcd.foreground(rgb);
WiredHome 0:326a3f29e21b 328 break;
WiredHome 0:326a3f29e21b 329 }
WiredHome 0:326a3f29e21b 330 }
WiredHome 0:326a3f29e21b 331 }
WiredHome 0:326a3f29e21b 332
WiredHome 1:0fdc10700ed2 333 void ThickLine(point_t origin, point_t p)
WiredHome 1:0fdc10700ed2 334 {
WiredHome 2:cf295dad3192 335 double angleN;
WiredHome 2:cf295dad3192 336 loc_t dy;
WiredHome 2:cf295dad3192 337 loc_t dx;
WiredHome 1:0fdc10700ed2 338 point_t s = { 0, 0 };
WiredHome 1:0fdc10700ed2 339 point_t e = { 0, 0 };
WiredHome 1:0fdc10700ed2 340
WiredHome 1:0fdc10700ed2 341 lcd.line(origin,p, rgb);
WiredHome 1:0fdc10700ed2 342 INFO(" End @ (%3d,%3d) - (%3d,%3d) [%d]", origin.x, origin.y, p.x, p.y, pensize);
WiredHome 1:0fdc10700ed2 343 #define PI 3.14159
WiredHome 1:0fdc10700ed2 344 dy = p.y - origin.y;
WiredHome 1:0fdc10700ed2 345 dx = p.x - origin.x;
WiredHome 1:0fdc10700ed2 346 INFO("delta (%+3d,%+3d)", dx,dy);
WiredHome 2:cf295dad3192 347 angleN = atan2((double)(dy), (double)(dx));
WiredHome 1:0fdc10700ed2 348 if (pensize == 1) {
WiredHome 1:0fdc10700ed2 349 lcd.line(origin, p, rgb);
WiredHome 1:0fdc10700ed2 350 } else {
WiredHome 1:0fdc10700ed2 351 int thickness = pensize/2;
WiredHome 1:0fdc10700ed2 352 for (int l=0; l<=pensize; l++) {
WiredHome 1:0fdc10700ed2 353 s.x = origin.x + (l - thickness) * cos(angleN+PI/2);
WiredHome 1:0fdc10700ed2 354 s.y = origin.y + (l - thickness) * sin(angleN+PI/2);
WiredHome 1:0fdc10700ed2 355 e.x = p.x + (l - thickness) * cos(angleN+PI/2);
WiredHome 1:0fdc10700ed2 356 e.y = p.y + (l - thickness) * sin(angleN+PI/2);
WiredHome 1:0fdc10700ed2 357 lcd.line(s, e, rgb);
WiredHome 1:0fdc10700ed2 358 INFO(" %+d @ (%3d,%3d) - (%3d,%3d) a:%+3.2f:%+3.2f",
WiredHome 1:0fdc10700ed2 359 l, s.x,s.y, e.x,e.y, angleN, angleN+PI/2);
WiredHome 1:0fdc10700ed2 360 }
WiredHome 1:0fdc10700ed2 361 }
WiredHome 1:0fdc10700ed2 362 }
WiredHome 1:0fdc10700ed2 363
WiredHome 1:0fdc10700ed2 364
WiredHome 0:326a3f29e21b 365 void SeeIfUserDrawingOnCanvas(point_t p, TouchCode_t touchcode)
WiredHome 0:326a3f29e21b 366 {
WiredHome 0:326a3f29e21b 367 if (lcd.Intersect(canvas_rect, p)) {
WiredHome 0:326a3f29e21b 368 switch (selectedtooltype) {
WiredHome 0:326a3f29e21b 369 case dot:
WiredHome 1:0fdc10700ed2 370 lcd.fillcircle(p, (pensize == 1) ? pensize : pensize/2, rgb);
WiredHome 0:326a3f29e21b 371 break;
WiredHome 0:326a3f29e21b 372 case line:
WiredHome 0:326a3f29e21b 373 if (touchcode == touch) {
WiredHome 0:326a3f29e21b 374 lcd.fillcircle(p, 1, rgb);
WiredHome 0:326a3f29e21b 375 origin = p;
WiredHome 1:0fdc10700ed2 376 INFO("Origin @ (%3d,%3d)", p.x, p.y);
WiredHome 0:326a3f29e21b 377 } else if (touchcode == release) {
WiredHome 1:0fdc10700ed2 378 ThickLine(origin, p);
WiredHome 0:326a3f29e21b 379 }
WiredHome 0:326a3f29e21b 380 break;
WiredHome 1:0fdc10700ed2 381 case join:
WiredHome 1:0fdc10700ed2 382 if (touchcode == touch) {
WiredHome 1:0fdc10700ed2 383 lcd.fillcircle(p, 1, rgb);
WiredHome 1:0fdc10700ed2 384 origin = p;
WiredHome 1:0fdc10700ed2 385 INFO("Origin @ (%3d,%3d)", p.x, p.y);
WiredHome 1:0fdc10700ed2 386 } else if (touchcode == release) {
WiredHome 1:0fdc10700ed2 387 ThickLine(origin, p);
WiredHome 1:0fdc10700ed2 388 } else if (touchcode == held) {
WiredHome 1:0fdc10700ed2 389 ThickLine(origin, p);
WiredHome 1:0fdc10700ed2 390 origin = p;
WiredHome 1:0fdc10700ed2 391 INFO(" held @ (%3d,%3d)", p.x, p.y);
WiredHome 1:0fdc10700ed2 392 }
WiredHome 1:0fdc10700ed2 393 break;
WiredHome 0:326a3f29e21b 394 default:
WiredHome 0:326a3f29e21b 395 break;
WiredHome 0:326a3f29e21b 396 }
WiredHome 0:326a3f29e21b 397 }
WiredHome 0:326a3f29e21b 398 }
WiredHome 0:326a3f29e21b 399
WiredHome 0:326a3f29e21b 400
WiredHome 0:326a3f29e21b 401 int main()
WiredHome 0:326a3f29e21b 402 {
WiredHome 0:326a3f29e21b 403 pc.baud(460800); // I like a snappy terminal, so crank it up!
WiredHome 0:326a3f29e21b 404 pc.printf("\r\nRA8875 Menu - Build " __DATE__ " " __TIME__ "\r\n");
WiredHome 0:326a3f29e21b 405
WiredHome 1:0fdc10700ed2 406 INFO("Turning on display");
WiredHome 0:326a3f29e21b 407 lcd.init();
WiredHome 0:326a3f29e21b 408 menu.init();
WiredHome 0:326a3f29e21b 409 InitTS();
WiredHome 0:326a3f29e21b 410 InitDisplay();
WiredHome 0:326a3f29e21b 411
WiredHome 1:0fdc10700ed2 412 INFO("processing loop...");
WiredHome 0:326a3f29e21b 413
WiredHome 0:326a3f29e21b 414 for (;;) {
WiredHome 0:326a3f29e21b 415 point_t p;
WiredHome 0:326a3f29e21b 416 TouchCode_t touchcode = lcd.TouchPanelReadable(&p);
WiredHome 0:326a3f29e21b 417
WiredHome 0:326a3f29e21b 418 if (touchcode != no_touch) {
WiredHome 0:326a3f29e21b 419 int curLayer = lcd.GetDrawingLayer();
WiredHome 0:326a3f29e21b 420 lcd.SelectDrawingLayer(MENUS);
WiredHome 0:326a3f29e21b 421 lcd.foreground(Blue);
WiredHome 0:326a3f29e21b 422 lcd.SetTextCursor(0, 255);
WiredHome 0:326a3f29e21b 423 lcd.printf("(%3d,%3d) - (%3d,%3d)", origin.x, origin.y, p.x, p.y);
WiredHome 0:326a3f29e21b 424 lcd.SelectDrawingLayer(curLayer);
WiredHome 0:326a3f29e21b 425
WiredHome 0:326a3f29e21b 426 bool menuHandledIt = menu.HandledTouch(p, touchcode);
WiredHome 0:326a3f29e21b 427 if (menuHandledIt) {
WiredHome 0:326a3f29e21b 428 // menu handled it
WiredHome 0:326a3f29e21b 429 } else {
WiredHome 0:326a3f29e21b 430 // app to handle the touch
WiredHome 0:326a3f29e21b 431 if (!menu.isVisible()) {
WiredHome 1:0fdc10700ed2 432 SeeIfUserSelectingRGBValues(p, touchcode);
WiredHome 0:326a3f29e21b 433 SeeIfUserDrawingOnCanvas(p, touchcode);
WiredHome 0:326a3f29e21b 434 } else { /* MENU */
WiredHome 1:0fdc10700ed2 435 WARN("on menu - invalid x,y");
WiredHome 0:326a3f29e21b 436 menu.Hide();
WiredHome 0:326a3f29e21b 437 }
WiredHome 0:326a3f29e21b 438 }
WiredHome 0:326a3f29e21b 439 } else {
WiredHome 0:326a3f29e21b 440 //non-touch
WiredHome 0:326a3f29e21b 441 }
WiredHome 0:326a3f29e21b 442 }
WiredHome 0:326a3f29e21b 443 }
WiredHome 0:326a3f29e21b 444 #include <stdarg.h>
WiredHome 0:326a3f29e21b 445 //Custom override for error()
WiredHome 0:326a3f29e21b 446 void error(const char* format, ...)
WiredHome 0:326a3f29e21b 447 {
WiredHome 0:326a3f29e21b 448 char sprintf_buffer[128];
WiredHome 0:326a3f29e21b 449
WiredHome 0:326a3f29e21b 450 va_list arg;
WiredHome 0:326a3f29e21b 451 va_start(arg, format);
WiredHome 0:326a3f29e21b 452 vsprintf(sprintf_buffer, format, arg);
WiredHome 0:326a3f29e21b 453 va_end(arg);
WiredHome 0:326a3f29e21b 454
WiredHome 0:326a3f29e21b 455 fprintf(stderr, "SW err: %s", sprintf_buffer);
WiredHome 0:326a3f29e21b 456 }
WiredHome 0:326a3f29e21b 457
WiredHome 0:326a3f29e21b 458 // Reset_Handler
WiredHome 0:326a3f29e21b 459 // NMI_Handler
WiredHome 0:326a3f29e21b 460 // HardFault_Handler
WiredHome 0:326a3f29e21b 461 // MemManage_Handler
WiredHome 0:326a3f29e21b 462 // BusFault_Handler
WiredHome 0:326a3f29e21b 463 // UsageFault_Handler
WiredHome 0:326a3f29e21b 464 extern "C" void HardFault_Handler()
WiredHome 0:326a3f29e21b 465 {
WiredHome 0:326a3f29e21b 466 printf("\r\n\r\nHard Fault!\r\n");
WiredHome 0:326a3f29e21b 467 wait_ms(500);
WiredHome 0:326a3f29e21b 468 NVIC_SystemReset();
WiredHome 0:326a3f29e21b 469 }
WiredHome 0:326a3f29e21b 470 extern "C" void NMI_Handler()
WiredHome 0:326a3f29e21b 471 {
WiredHome 0:326a3f29e21b 472 printf("\r\n\r\nNMI Fault!\r\n");
WiredHome 0:326a3f29e21b 473 wait_ms(500);
WiredHome 0:326a3f29e21b 474 NVIC_SystemReset();
WiredHome 0:326a3f29e21b 475 }
WiredHome 0:326a3f29e21b 476 extern "C" void MemManage_Handler()
WiredHome 0:326a3f29e21b 477 {
WiredHome 0:326a3f29e21b 478 printf("\r\n\r\nMemManage Fault!\r\n");
WiredHome 0:326a3f29e21b 479 wait_ms(500);
WiredHome 0:326a3f29e21b 480 NVIC_SystemReset();
WiredHome 0:326a3f29e21b 481 }
WiredHome 0:326a3f29e21b 482 extern "C" void BusFault_Handler()
WiredHome 0:326a3f29e21b 483 {
WiredHome 0:326a3f29e21b 484 printf("\r\n\r\nBusFault Fault!\r\n");
WiredHome 0:326a3f29e21b 485 wait_ms(500);
WiredHome 0:326a3f29e21b 486 NVIC_SystemReset();
WiredHome 0:326a3f29e21b 487 }
WiredHome 0:326a3f29e21b 488 extern "C" void UsageFault_Handler()
WiredHome 0:326a3f29e21b 489 {
WiredHome 0:326a3f29e21b 490 printf("\r\n\r\nUsageFault Fault!\r\n");
WiredHome 0:326a3f29e21b 491 wait_ms(500);
WiredHome 0:326a3f29e21b 492 NVIC_SystemReset();
WiredHome 0:326a3f29e21b 493 }