Extended library to include a screensaver
Fork of 4DGL-uLCD-SE by
uLCD_4DGL_Graphics.cpp@0:975087cba076, 2015-03-13 (annotated)
- Committer:
- jdanner3
- Date:
- Fri Mar 13 08:41:02 2015 +0000
- Revision:
- 0:975087cba076
Added screensaver support
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
jdanner3 | 0:975087cba076 | 1 | // |
jdanner3 | 0:975087cba076 | 2 | // uLCD_4DGL is a class to drive 4D Systems LCD screens |
jdanner3 | 0:975087cba076 | 3 | // |
jdanner3 | 0:975087cba076 | 4 | // Copyright (C) <2010> Stephane ROCHON <stephane.rochon at free.fr> |
jdanner3 | 0:975087cba076 | 5 | // Modifed for Goldelox processor <2013> Jim Hamblen |
jdanner3 | 0:975087cba076 | 6 | // |
jdanner3 | 0:975087cba076 | 7 | // uLCD_4DGL is free software: you can redistribute it and/or modify |
jdanner3 | 0:975087cba076 | 8 | // it under the terms of the GNU General Public License as published by |
jdanner3 | 0:975087cba076 | 9 | // the Free Software Foundation, either version 3 of the License, or |
jdanner3 | 0:975087cba076 | 10 | // (at your option) any later version. |
jdanner3 | 0:975087cba076 | 11 | // |
jdanner3 | 0:975087cba076 | 12 | // uLCD_4DGL is distributed in the hope that it will be useful, |
jdanner3 | 0:975087cba076 | 13 | // but WITHOUT ANY WARRANTY; without even the implied warranty of |
jdanner3 | 0:975087cba076 | 14 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
jdanner3 | 0:975087cba076 | 15 | // GNU General Public License for more details. |
jdanner3 | 0:975087cba076 | 16 | // |
jdanner3 | 0:975087cba076 | 17 | // You should have received a copy of the GNU General Public License |
jdanner3 | 0:975087cba076 | 18 | // along with uLCD_4DGL. If not, see <http://www.gnu.org/licenses/>. |
jdanner3 | 0:975087cba076 | 19 | |
jdanner3 | 0:975087cba076 | 20 | #include "mbed.h" |
jdanner3 | 0:975087cba076 | 21 | #include "uLCD_4DGL.h" |
jdanner3 | 0:975087cba076 | 22 | |
jdanner3 | 0:975087cba076 | 23 | #define ARRAY_SIZE(X) sizeof(X)/sizeof(X[0]) |
jdanner3 | 0:975087cba076 | 24 | |
jdanner3 | 0:975087cba076 | 25 | //**************************************************************************************************** |
jdanner3 | 0:975087cba076 | 26 | void uLCD_4DGL :: circle(int x, int y , int radius, int color, bool isScreenSaverCommand) // draw a circle in (x,y) |
jdanner3 | 0:975087cba076 | 27 | { |
jdanner3 | 0:975087cba076 | 28 | char command[9]= ""; |
jdanner3 | 0:975087cba076 | 29 | |
jdanner3 | 0:975087cba076 | 30 | command[0] = CIRCLE; |
jdanner3 | 0:975087cba076 | 31 | |
jdanner3 | 0:975087cba076 | 32 | command[1] = (x >> 8) & 0xFF; |
jdanner3 | 0:975087cba076 | 33 | command[2] = x & 0xFF; |
jdanner3 | 0:975087cba076 | 34 | |
jdanner3 | 0:975087cba076 | 35 | command[3] = (y >> 8) & 0xFF; |
jdanner3 | 0:975087cba076 | 36 | command[4] = y & 0xFF; |
jdanner3 | 0:975087cba076 | 37 | |
jdanner3 | 0:975087cba076 | 38 | command[5] = (radius >> 8) & 0xFF; |
jdanner3 | 0:975087cba076 | 39 | command[6] = radius & 0xFF; |
jdanner3 | 0:975087cba076 | 40 | |
jdanner3 | 0:975087cba076 | 41 | int red5 = (color >> (16 + 3)) & 0x1F; // get red on 5 bits |
jdanner3 | 0:975087cba076 | 42 | int green6 = (color >> (8 + 2)) & 0x3F; // get green on 6 bits |
jdanner3 | 0:975087cba076 | 43 | int blue5 = (color >> (0 + 3)) & 0x1F; // get blue on 5 bits |
jdanner3 | 0:975087cba076 | 44 | |
jdanner3 | 0:975087cba076 | 45 | command[7] = ((red5 << 3) + (green6 >> 3)) & 0xFF; // first part of 16 bits color |
jdanner3 | 0:975087cba076 | 46 | command[8] = ((green6 << 5) + (blue5 >> 0)) & 0xFF; // second part of 16 bits color |
jdanner3 | 0:975087cba076 | 47 | |
jdanner3 | 0:975087cba076 | 48 | writeCOMMAND(command, 9); |
jdanner3 | 0:975087cba076 | 49 | if (!isScreenSaverCommand) reportScreenInteraction(); |
jdanner3 | 0:975087cba076 | 50 | } |
jdanner3 | 0:975087cba076 | 51 | //**************************************************************************************************** |
jdanner3 | 0:975087cba076 | 52 | void uLCD_4DGL :: filled_circle(int x, int y , int radius, int color, bool isScreenSaverCommand) // draw a circle in (x,y) |
jdanner3 | 0:975087cba076 | 53 | { |
jdanner3 | 0:975087cba076 | 54 | char command[9]= ""; |
jdanner3 | 0:975087cba076 | 55 | |
jdanner3 | 0:975087cba076 | 56 | command[0] = FCIRCLE; |
jdanner3 | 0:975087cba076 | 57 | |
jdanner3 | 0:975087cba076 | 58 | command[1] = (x >> 8) & 0xFF; |
jdanner3 | 0:975087cba076 | 59 | command[2] = x & 0xFF; |
jdanner3 | 0:975087cba076 | 60 | |
jdanner3 | 0:975087cba076 | 61 | command[3] = (y >> 8) & 0xFF; |
jdanner3 | 0:975087cba076 | 62 | command[4] = y & 0xFF; |
jdanner3 | 0:975087cba076 | 63 | |
jdanner3 | 0:975087cba076 | 64 | command[5] = (radius >> 8) & 0xFF; |
jdanner3 | 0:975087cba076 | 65 | command[6] = radius & 0xFF; |
jdanner3 | 0:975087cba076 | 66 | |
jdanner3 | 0:975087cba076 | 67 | int red5 = (color >> (16 + 3)) & 0x1F; // get red on 5 bits |
jdanner3 | 0:975087cba076 | 68 | int green6 = (color >> (8 + 2)) & 0x3F; // get green on 6 bits |
jdanner3 | 0:975087cba076 | 69 | int blue5 = (color >> (0 + 3)) & 0x1F; // get blue on 5 bits |
jdanner3 | 0:975087cba076 | 70 | |
jdanner3 | 0:975087cba076 | 71 | command[7] = ((red5 << 3) + (green6 >> 3)) & 0xFF; // first part of 16 bits color |
jdanner3 | 0:975087cba076 | 72 | command[8] = ((green6 << 5) + (blue5 >> 0)) & 0xFF; // second part of 16 bits color |
jdanner3 | 0:975087cba076 | 73 | |
jdanner3 | 0:975087cba076 | 74 | writeCOMMAND(command, 9); |
jdanner3 | 0:975087cba076 | 75 | if (!isScreenSaverCommand) reportScreenInteraction(); |
jdanner3 | 0:975087cba076 | 76 | } |
jdanner3 | 0:975087cba076 | 77 | |
jdanner3 | 0:975087cba076 | 78 | //**************************************************************************************************** |
jdanner3 | 0:975087cba076 | 79 | void uLCD_4DGL :: triangle(int x1, int y1 , int x2, int y2, int x3, int y3, int color, bool isScreenSaverCommand) // draw a triangle |
jdanner3 | 0:975087cba076 | 80 | { |
jdanner3 | 0:975087cba076 | 81 | char command[15]= ""; |
jdanner3 | 0:975087cba076 | 82 | |
jdanner3 | 0:975087cba076 | 83 | command[0] = TRIANGLE; |
jdanner3 | 0:975087cba076 | 84 | |
jdanner3 | 0:975087cba076 | 85 | command[1] = (x1 >> 8) & 0xFF; |
jdanner3 | 0:975087cba076 | 86 | command[2] = x1 & 0xFF; |
jdanner3 | 0:975087cba076 | 87 | |
jdanner3 | 0:975087cba076 | 88 | command[3] = (y1 >> 8) & 0xFF; |
jdanner3 | 0:975087cba076 | 89 | command[4] = y1 & 0xFF; |
jdanner3 | 0:975087cba076 | 90 | |
jdanner3 | 0:975087cba076 | 91 | command[5] = (x2 >> 8) & 0xFF; |
jdanner3 | 0:975087cba076 | 92 | command[6] = x2 & 0xFF; |
jdanner3 | 0:975087cba076 | 93 | |
jdanner3 | 0:975087cba076 | 94 | command[7] = (y2 >> 8) & 0xFF; |
jdanner3 | 0:975087cba076 | 95 | command[8] = y2 & 0xFF; |
jdanner3 | 0:975087cba076 | 96 | |
jdanner3 | 0:975087cba076 | 97 | command[9] = (x3 >> 8) & 0xFF; |
jdanner3 | 0:975087cba076 | 98 | command[10] = x3 & 0xFF; |
jdanner3 | 0:975087cba076 | 99 | |
jdanner3 | 0:975087cba076 | 100 | command[11] = (y3 >> 8) & 0xFF; |
jdanner3 | 0:975087cba076 | 101 | command[12] = y3 & 0xFF; |
jdanner3 | 0:975087cba076 | 102 | |
jdanner3 | 0:975087cba076 | 103 | int red5 = (color >> (16 + 3)) & 0x1F; // get red on 5 bits |
jdanner3 | 0:975087cba076 | 104 | int green6 = (color >> (8 + 2)) & 0x3F; // get green on 6 bits |
jdanner3 | 0:975087cba076 | 105 | int blue5 = (color >> (0 + 3)) & 0x1F; // get blue on 5 bits |
jdanner3 | 0:975087cba076 | 106 | |
jdanner3 | 0:975087cba076 | 107 | command[13] = ((red5 << 3) + (green6 >> 3)) & 0xFF; // first part of 16 bits color |
jdanner3 | 0:975087cba076 | 108 | command[14] = ((green6 << 5) + (blue5 >> 0)) & 0xFF; // second part of 16 bits color |
jdanner3 | 0:975087cba076 | 109 | |
jdanner3 | 0:975087cba076 | 110 | writeCOMMAND(command, 15); |
jdanner3 | 0:975087cba076 | 111 | if (!isScreenSaverCommand) reportScreenInteraction(); |
jdanner3 | 0:975087cba076 | 112 | } |
jdanner3 | 0:975087cba076 | 113 | |
jdanner3 | 0:975087cba076 | 114 | //**************************************************************************************************** |
jdanner3 | 0:975087cba076 | 115 | void uLCD_4DGL :: line(int x1, int y1 , int x2, int y2, int color, bool isScreenSaverCommand) // draw a line |
jdanner3 | 0:975087cba076 | 116 | { |
jdanner3 | 0:975087cba076 | 117 | char command[11]= ""; |
jdanner3 | 0:975087cba076 | 118 | |
jdanner3 | 0:975087cba076 | 119 | command[0] = LINE; |
jdanner3 | 0:975087cba076 | 120 | |
jdanner3 | 0:975087cba076 | 121 | command[1] = (x1 >> 8) & 0xFF; |
jdanner3 | 0:975087cba076 | 122 | command[2] = x1 & 0xFF; |
jdanner3 | 0:975087cba076 | 123 | |
jdanner3 | 0:975087cba076 | 124 | command[3] = (y1 >> 8) & 0xFF; |
jdanner3 | 0:975087cba076 | 125 | command[4] = y1 & 0xFF; |
jdanner3 | 0:975087cba076 | 126 | |
jdanner3 | 0:975087cba076 | 127 | command[5] = (x2 >> 8) & 0xFF; |
jdanner3 | 0:975087cba076 | 128 | command[6] = x2 & 0xFF; |
jdanner3 | 0:975087cba076 | 129 | |
jdanner3 | 0:975087cba076 | 130 | command[7] = (y2 >> 8) & 0xFF; |
jdanner3 | 0:975087cba076 | 131 | command[8] = y2 & 0xFF; |
jdanner3 | 0:975087cba076 | 132 | |
jdanner3 | 0:975087cba076 | 133 | int red5 = (color >> (16 + 3)) & 0x1F; // get red on 5 bits |
jdanner3 | 0:975087cba076 | 134 | int green6 = (color >> (8 + 2)) & 0x3F; // get green on 6 bits |
jdanner3 | 0:975087cba076 | 135 | int blue5 = (color >> (0 + 3)) & 0x1F; // get blue on 5 bits |
jdanner3 | 0:975087cba076 | 136 | |
jdanner3 | 0:975087cba076 | 137 | command[9] = ((red5 << 3) + (green6 >> 3)) & 0xFF; // first part of 16 bits color |
jdanner3 | 0:975087cba076 | 138 | command[10] = ((green6 << 5) + (blue5 >> 0)) & 0xFF; // second part of 16 bits color |
jdanner3 | 0:975087cba076 | 139 | |
jdanner3 | 0:975087cba076 | 140 | writeCOMMAND(command, 11); |
jdanner3 | 0:975087cba076 | 141 | if (!isScreenSaverCommand) reportScreenInteraction(); |
jdanner3 | 0:975087cba076 | 142 | } |
jdanner3 | 0:975087cba076 | 143 | |
jdanner3 | 0:975087cba076 | 144 | //**************************************************************************************************** |
jdanner3 | 0:975087cba076 | 145 | void uLCD_4DGL :: rectangle(int x1, int y1 , int x2, int y2, int color, bool isScreenSaverCommand) // draw a rectangle |
jdanner3 | 0:975087cba076 | 146 | { |
jdanner3 | 0:975087cba076 | 147 | char command[11]= ""; |
jdanner3 | 0:975087cba076 | 148 | |
jdanner3 | 0:975087cba076 | 149 | command[0] = RECTANGLE; |
jdanner3 | 0:975087cba076 | 150 | |
jdanner3 | 0:975087cba076 | 151 | command[1] = (x1 >> 8) & 0xFF; |
jdanner3 | 0:975087cba076 | 152 | command[2] = x1 & 0xFF; |
jdanner3 | 0:975087cba076 | 153 | |
jdanner3 | 0:975087cba076 | 154 | command[3] = (y1 >> 8) & 0xFF; |
jdanner3 | 0:975087cba076 | 155 | command[4] = y1 & 0xFF; |
jdanner3 | 0:975087cba076 | 156 | |
jdanner3 | 0:975087cba076 | 157 | command[5] = (x2 >> 8) & 0xFF; |
jdanner3 | 0:975087cba076 | 158 | command[6] = x2 & 0xFF; |
jdanner3 | 0:975087cba076 | 159 | |
jdanner3 | 0:975087cba076 | 160 | command[7] = (y2 >> 8) & 0xFF; |
jdanner3 | 0:975087cba076 | 161 | command[8] = y2 & 0xFF; |
jdanner3 | 0:975087cba076 | 162 | |
jdanner3 | 0:975087cba076 | 163 | int red5 = (color >> (16 + 3)) & 0x1F; // get red on 5 bits |
jdanner3 | 0:975087cba076 | 164 | int green6 = (color >> (8 + 2)) & 0x3F; // get green on 6 bits |
jdanner3 | 0:975087cba076 | 165 | int blue5 = (color >> (0 + 3)) & 0x1F; // get blue on 5 bits |
jdanner3 | 0:975087cba076 | 166 | |
jdanner3 | 0:975087cba076 | 167 | command[9] = ((red5 << 3) + (green6 >> 3)) & 0xFF; // first part of 16 bits color |
jdanner3 | 0:975087cba076 | 168 | command[10] = ((green6 << 5) + (blue5 >> 0)) & 0xFF; // second part of 16 bits color |
jdanner3 | 0:975087cba076 | 169 | |
jdanner3 | 0:975087cba076 | 170 | writeCOMMAND(command, 11); |
jdanner3 | 0:975087cba076 | 171 | if (!isScreenSaverCommand) reportScreenInteraction(); |
jdanner3 | 0:975087cba076 | 172 | } |
jdanner3 | 0:975087cba076 | 173 | |
jdanner3 | 0:975087cba076 | 174 | //**************************************************************************************************** |
jdanner3 | 0:975087cba076 | 175 | void uLCD_4DGL :: filled_rectangle(int x1, int y1 , int x2, int y2, int color, bool isScreenSaverCommand) // draw a rectangle |
jdanner3 | 0:975087cba076 | 176 | { |
jdanner3 | 0:975087cba076 | 177 | char command[11]= ""; |
jdanner3 | 0:975087cba076 | 178 | |
jdanner3 | 0:975087cba076 | 179 | command[0] = FRECTANGLE; |
jdanner3 | 0:975087cba076 | 180 | |
jdanner3 | 0:975087cba076 | 181 | command[1] = (x1 >> 8) & 0xFF; |
jdanner3 | 0:975087cba076 | 182 | command[2] = x1 & 0xFF; |
jdanner3 | 0:975087cba076 | 183 | |
jdanner3 | 0:975087cba076 | 184 | command[3] = (y1 >> 8) & 0xFF; |
jdanner3 | 0:975087cba076 | 185 | command[4] = y1 & 0xFF; |
jdanner3 | 0:975087cba076 | 186 | |
jdanner3 | 0:975087cba076 | 187 | command[5] = (x2 >> 8) & 0xFF; |
jdanner3 | 0:975087cba076 | 188 | command[6] = x2 & 0xFF; |
jdanner3 | 0:975087cba076 | 189 | |
jdanner3 | 0:975087cba076 | 190 | command[7] = (y2 >> 8) & 0xFF; |
jdanner3 | 0:975087cba076 | 191 | command[8] = y2 & 0xFF; |
jdanner3 | 0:975087cba076 | 192 | |
jdanner3 | 0:975087cba076 | 193 | int red5 = (color >> (16 + 3)) & 0x1F; // get red on 5 bits |
jdanner3 | 0:975087cba076 | 194 | int green6 = (color >> (8 + 2)) & 0x3F; // get green on 6 bits |
jdanner3 | 0:975087cba076 | 195 | int blue5 = (color >> (0 + 3)) & 0x1F; // get blue on 5 bits |
jdanner3 | 0:975087cba076 | 196 | |
jdanner3 | 0:975087cba076 | 197 | command[9] = ((red5 << 3) + (green6 >> 3)) & 0xFF; // first part of 16 bits color |
jdanner3 | 0:975087cba076 | 198 | command[10] = ((green6 << 5) + (blue5 >> 0)) & 0xFF; // second part of 16 bits color |
jdanner3 | 0:975087cba076 | 199 | |
jdanner3 | 0:975087cba076 | 200 | writeCOMMAND(command, 11); |
jdanner3 | 0:975087cba076 | 201 | if (!isScreenSaverCommand) reportScreenInteraction(); |
jdanner3 | 0:975087cba076 | 202 | } |
jdanner3 | 0:975087cba076 | 203 | |
jdanner3 | 0:975087cba076 | 204 | |
jdanner3 | 0:975087cba076 | 205 | |
jdanner3 | 0:975087cba076 | 206 | //**************************************************************************************************** |
jdanner3 | 0:975087cba076 | 207 | void uLCD_4DGL :: pixel(int x, int y, int color, bool isScreenSaverCommand) // draw a pixel |
jdanner3 | 0:975087cba076 | 208 | { |
jdanner3 | 0:975087cba076 | 209 | char command[7]= ""; |
jdanner3 | 0:975087cba076 | 210 | |
jdanner3 | 0:975087cba076 | 211 | command[0] = PIXEL; |
jdanner3 | 0:975087cba076 | 212 | |
jdanner3 | 0:975087cba076 | 213 | command[1] = (x >> 8) & 0xFF; |
jdanner3 | 0:975087cba076 | 214 | command[2] = x & 0xFF; |
jdanner3 | 0:975087cba076 | 215 | |
jdanner3 | 0:975087cba076 | 216 | command[3] = (y >> 8) & 0xFF; |
jdanner3 | 0:975087cba076 | 217 | command[4] = y & 0xFF; |
jdanner3 | 0:975087cba076 | 218 | |
jdanner3 | 0:975087cba076 | 219 | int red5 = (color >> (16 + 3)) & 0x1F; // get red on 5 bits |
jdanner3 | 0:975087cba076 | 220 | int green6 = (color >> (8 + 2)) & 0x3F; // get green on 6 bits |
jdanner3 | 0:975087cba076 | 221 | int blue5 = (color >> (0 + 3)) & 0x1F; // get blue on 5 bits |
jdanner3 | 0:975087cba076 | 222 | |
jdanner3 | 0:975087cba076 | 223 | command[5] = ((red5 << 3) + (green6 >> 3)) & 0xFF; // first part of 16 bits color |
jdanner3 | 0:975087cba076 | 224 | command[6] = ((green6 << 5) + (blue5 >> 0)) & 0xFF; // second part of 16 bits color |
jdanner3 | 0:975087cba076 | 225 | |
jdanner3 | 0:975087cba076 | 226 | writeCOMMAND(command, 7); |
jdanner3 | 0:975087cba076 | 227 | if (!isScreenSaverCommand) reportScreenInteraction(); |
jdanner3 | 0:975087cba076 | 228 | } |
jdanner3 | 0:975087cba076 | 229 | //**************************************************************************************************** |
jdanner3 | 0:975087cba076 | 230 | void uLCD_4DGL :: BLIT(int x, int y, int w, int h, int *colors, bool isScreenSaverCommand) // draw a block of pixels |
jdanner3 | 0:975087cba076 | 231 | { |
jdanner3 | 0:975087cba076 | 232 | int red5, green6, blue5; |
jdanner3 | 0:975087cba076 | 233 | writeBYTEfast('\x00'); |
jdanner3 | 0:975087cba076 | 234 | writeBYTEfast(BLITCOM); |
jdanner3 | 0:975087cba076 | 235 | writeBYTEfast((x >> 8) & 0xFF); |
jdanner3 | 0:975087cba076 | 236 | writeBYTEfast(x & 0xFF); |
jdanner3 | 0:975087cba076 | 237 | writeBYTEfast((y >> 8) & 0xFF); |
jdanner3 | 0:975087cba076 | 238 | writeBYTEfast(y & 0xFF); |
jdanner3 | 0:975087cba076 | 239 | writeBYTEfast((w >> 8) & 0xFF); |
jdanner3 | 0:975087cba076 | 240 | writeBYTE(w & 0xFF); |
jdanner3 | 0:975087cba076 | 241 | writeBYTE((h >> 8) & 0xFF); |
jdanner3 | 0:975087cba076 | 242 | writeBYTE(h & 0xFF); |
jdanner3 | 0:975087cba076 | 243 | wait_ms(1); |
jdanner3 | 0:975087cba076 | 244 | for (int i=0; i<w*h; i++) { |
jdanner3 | 0:975087cba076 | 245 | red5 = (colors[i] >> (16 + 3)) & 0x1F; // get red on 5 bits |
jdanner3 | 0:975087cba076 | 246 | green6 = (colors[i] >> (8 + 2)) & 0x3F; // get green on 6 bits |
jdanner3 | 0:975087cba076 | 247 | blue5 = (colors[i] >> (0 + 3)) & 0x1F; // get blue on 5 bits |
jdanner3 | 0:975087cba076 | 248 | writeBYTEfast(((red5 << 3) + (green6 >> 3)) & 0xFF); // first part of 16 bits color |
jdanner3 | 0:975087cba076 | 249 | writeBYTEfast(((green6 << 5) + (blue5 >> 0)) & 0xFF); // second part of 16 bits color |
jdanner3 | 0:975087cba076 | 250 | } |
jdanner3 | 0:975087cba076 | 251 | int resp=0; |
jdanner3 | 0:975087cba076 | 252 | while (!_cmd.readable()) wait_ms(TEMPO); // wait for screen answer |
jdanner3 | 0:975087cba076 | 253 | if (_cmd.readable()) resp = _cmd.getc(); // read response if any |
jdanner3 | 0:975087cba076 | 254 | switch (resp) { |
jdanner3 | 0:975087cba076 | 255 | case ACK : // if OK return 1 |
jdanner3 | 0:975087cba076 | 256 | resp = 1; |
jdanner3 | 0:975087cba076 | 257 | break; |
jdanner3 | 0:975087cba076 | 258 | case NAK : // if NOK return -1 |
jdanner3 | 0:975087cba076 | 259 | resp = -1; |
jdanner3 | 0:975087cba076 | 260 | break; |
jdanner3 | 0:975087cba076 | 261 | default : |
jdanner3 | 0:975087cba076 | 262 | resp = 0; // else return 0 |
jdanner3 | 0:975087cba076 | 263 | break; |
jdanner3 | 0:975087cba076 | 264 | } |
jdanner3 | 0:975087cba076 | 265 | #if DEBUGMODE |
jdanner3 | 0:975087cba076 | 266 | pc.printf(" Answer received : %d\n",resp); |
jdanner3 | 0:975087cba076 | 267 | #endif |
jdanner3 | 0:975087cba076 | 268 | if (!isScreenSaverCommand) reportScreenInteraction(); |
jdanner3 | 0:975087cba076 | 269 | } |
jdanner3 | 0:975087cba076 | 270 | //****************************************************************************************************** |
jdanner3 | 0:975087cba076 | 271 | int uLCD_4DGL :: read_pixel(int x, int y) // read screen info and populate data |
jdanner3 | 0:975087cba076 | 272 | { |
jdanner3 | 0:975087cba076 | 273 | |
jdanner3 | 0:975087cba076 | 274 | char command[6]= ""; |
jdanner3 | 0:975087cba076 | 275 | command[0] = 0xFF; |
jdanner3 | 0:975087cba076 | 276 | command[1] = READPIXEL; |
jdanner3 | 0:975087cba076 | 277 | |
jdanner3 | 0:975087cba076 | 278 | command[2] = (x >> 8) & 0xFF; |
jdanner3 | 0:975087cba076 | 279 | command[3] = x & 0xFF; |
jdanner3 | 0:975087cba076 | 280 | |
jdanner3 | 0:975087cba076 | 281 | command[4] = (y >> 8) & 0xFF; |
jdanner3 | 0:975087cba076 | 282 | command[5] = y & 0xFF; |
jdanner3 | 0:975087cba076 | 283 | |
jdanner3 | 0:975087cba076 | 284 | int i, temp = 0, color = 0, resp = 0; |
jdanner3 | 0:975087cba076 | 285 | char response[2] = ""; |
jdanner3 | 0:975087cba076 | 286 | |
jdanner3 | 0:975087cba076 | 287 | freeBUFFER(); |
jdanner3 | 0:975087cba076 | 288 | |
jdanner3 | 0:975087cba076 | 289 | for (i = 0; i < 6; i++) { // send all chars to serial port |
jdanner3 | 0:975087cba076 | 290 | writeBYTE(command[i]); |
jdanner3 | 0:975087cba076 | 291 | } |
jdanner3 | 0:975087cba076 | 292 | |
jdanner3 | 0:975087cba076 | 293 | while (!_cmd.readable()) wait_ms(TEMPO); // wait for screen answer |
jdanner3 | 0:975087cba076 | 294 | |
jdanner3 | 0:975087cba076 | 295 | while (_cmd.readable() && resp < ARRAY_SIZE(response)) { |
jdanner3 | 0:975087cba076 | 296 | temp = _cmd.getc(); |
jdanner3 | 0:975087cba076 | 297 | response[resp++] = (char)temp; |
jdanner3 | 0:975087cba076 | 298 | } |
jdanner3 | 0:975087cba076 | 299 | |
jdanner3 | 0:975087cba076 | 300 | color = ((response[0] << 8) + response[1]); |
jdanner3 | 0:975087cba076 | 301 | |
jdanner3 | 0:975087cba076 | 302 | return color; // WARNING : this is 16bits color, not 24bits... need to be fixed |
jdanner3 | 0:975087cba076 | 303 | } |
jdanner3 | 0:975087cba076 | 304 | |
jdanner3 | 0:975087cba076 | 305 | |
jdanner3 | 0:975087cba076 | 306 | //**************************************************************************************************** |
jdanner3 | 0:975087cba076 | 307 | void uLCD_4DGL :: pen_size(char mode) // set pen to SOLID or WIREFRAME |
jdanner3 | 0:975087cba076 | 308 | { |
jdanner3 | 0:975087cba076 | 309 | char command[2]= ""; |
jdanner3 | 0:975087cba076 | 310 | |
jdanner3 | 0:975087cba076 | 311 | command[0] = PENSIZE; |
jdanner3 | 0:975087cba076 | 312 | command[1] = mode; |
jdanner3 | 0:975087cba076 | 313 | writeCOMMAND(command, 2); |
jdanner3 | 0:975087cba076 | 314 | } |
jdanner3 | 0:975087cba076 | 315 | |
jdanner3 | 0:975087cba076 | 316 | |
jdanner3 | 0:975087cba076 | 317 |