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Diff: TFT_4DGL_Touch.cpp
- Revision:
- 0:d6e186427f3e
diff -r 000000000000 -r d6e186427f3e TFT_4DGL_Touch.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/TFT_4DGL_Touch.cpp Tue Jul 05 11:45:02 2011 +0000 @@ -0,0 +1,89 @@ +// +// TFT_4DGL is a class to drive 4D Systems TFT touch screens +// +// Copyright (C) <2010> Stephane ROCHON <stephane.rochon at free.fr> +// +// TFT_4DGL is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// TFT_4DGL is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with TFT_4DGL. If not, see <http://www.gnu.org/licenses/>. + +#include "mbed.h" +#include "TFT_4DGL.h" + +//****************************************************************************************************** +void TFT_4DGL :: touch_mode(char mode) { // Send touch mode (WAIT, PRESS, RELEASE or MOVE) + + char command[2]= ""; + + command[0] = GETTOUCH; + command[1] = mode; + + writeCOMMAND(command, 2); +} + +//****************************************************************************************************** +void TFT_4DGL :: get_touch(int *x, int *y) { // Get the touch coordinates + + char command[2] = ""; + + command[0] = GETTOUCH; + command[1] = GETPOSITION; + + getTOUCH(command, 2, x, y); +} + +//****************************************************************************************************** +int TFT_4DGL :: touch_status(void) { // Get the touch screen status + + char command[2] = ""; + + command[0] = GETTOUCH; + command[1] = STATUS; + + return getSTATUS(command, 2); +} + + +//****************************************************************************************************** +void TFT_4DGL :: wait_touch(int delay) { // wait until touch within a delay in milliseconds + + char command[3]= ""; + + command[0] = WAITTOUCH; + + command[1] = (delay >> 8) & 0xFF; + command[2] = delay & 0xFF; + + writeCOMMAND(command, 3); +} + +//****************************************************************************************************** +void TFT_4DGL :: set_touch(int x1, int y1 , int x2, int y2) { // define touch area + + char command[9]= ""; + + command[0] = SETTOUCH; + + command[1] = (x1 >> 8) & 0xFF; + command[2] = x1 & 0xFF; + + command[3] = (y1 >> 8) & 0xFF; + command[4] = y1 & 0xFF; + + command[5] = (x2 >> 8) & 0xFF; + command[6] = x2 & 0xFF; + + command[7] = (y2 >> 8) & 0xFF; + command[8] = y2 & 0xFF; + + writeCOMMAND(command, 9); +} \ No newline at end of file