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Tectu 2012-06-07 23:48:51 +02:00
parent 1d10f9df32
commit 3d1bc270dc
2 changed files with 26 additions and 5 deletions
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9
gui.c
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@ -16,22 +16,21 @@ static msg_t buttonThread(struct buttonStruct_t *a) {
}
}
static msg_t TouchPadThread(void *arg) {
(void)arg;
static msg_t TouchPadThread(uint16_t updateInterval) {
chRegSetThreadName("GUI");
while(TRUE) {
x = tpReadX();
y = tpReadY();
chThdSleepMilliseconds(10);
chThdSleepMilliseconds(updateInterval);
}
}
void guiInit(void) {
void guiInit(uint16_t updateInterval) {
Thread *tp = NULL;
tp = chThdCreateFromHeap(NULL, THD_WA_SIZE(64), HIGHPRIO-1, TouchPadThread, NULL);
tp = chThdCreateFromHeap(NULL, THD_WA_SIZE(64), HIGHPRIO-1, TouchPadThread, updateInterval);
}
Thread *guiDrawButton(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1, unsigned char *str, uint16_t fontColor, uint16_t buttonColor, uint8_t *state) {

22
gui.h
View file

@ -9,6 +9,28 @@ struct buttonStruct_t {
uint8_t *state;
};
/*
* Description: starts main GUI thread which keeps X and Y coordinates of touchpad updated for guiDraw() threads
*
* param:
* - updateInterval: update interval in milliseconds until next coordinates read-out
*
* return: none
*/
void guiInit(uint16_t updateIntervl);
/*
* Description: draws button and creates thread which keeps pressed/unpressed state up-to-date
*
* param:
* - x0, y0, x1, y1: coordinates where button gets drawn
* - str: string written centered into button
* - fontColor: color of string
* - buttonColor: color of button
* - state: pointer to variable which keeps state (1 = pressed, 0 = unpressed)
*
* return: pointer to created thread
*/
Thread *guiDrawButton(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1, unsigned char *str, uint16_t fontColor, uint16_t buttonColor, uint8_t *state);
#endif