ugfx/gui.c
2012-06-09 19:29:56 +02:00

110 lines
2.7 KiB
C

#include "ch.h"
#include "hal.h"
#include "gui.h"
#include "glcd.h"
#include "touchpad.h"
uint16_t x, y;
unsigned char buffer[32];
static void TouchPadThread(uint16_t updateInterval) {
chRegSetThreadName("GUI");
while(TRUE) {
x = tpReadX();
y = tpReadY();
chThdSleepMilliseconds(updateInterval);
}
}
static void buttonThread(struct button_t *a) {
uint16_t x0, y0, x1, y1;
x0 = a->x0;
y0 = a->y0;
x1 = a->x1;
y1 = a->y1;
while(TRUE) {
if(x >= x0 && x <= x1 && y >= y0 && y <= y1)
*(a->state) = 1;
else
*(a->state) = 0;
chThdSleepMilliseconds(a->interval);
}
}
static void barThread(struct bar_t *a) {
uint16_t percent = 0, value = 0, value_old = 0;
while(TRUE) {
percent = *(a->percent);
if(percent > 100)
percent = 100;
if(a->orientation == horizontal) {
value = ((((a->x1)-(a->x0)) * percent) / 100);
if(value_old > value || value == 0)
lcdFillArea(a->x0+1, a->y0+1, a->x1, a->y1, a->bkColor);
else
lcdDrawRect(a->x0+1, a->y0+1, a->x0+value, a->y1, filled, a->valueColor);
} else if(a->orientation == vertical) {
value = ((((a->y1)-(a->y0)) * percent) / 100);
if(value_old > value || value == 0)
lcdFillArea(a->x0+1, a->y0+1, a->x1, a->y1, a->bkColor);
else
lcdDrawRect(a->x0+1, a->y0+1, a->x1, a->y0+value, filled, a->valueColor);
}
value_old = value;
chThdSleepMilliseconds(a->interval);
}
}
void guiInit(uint16_t updateInterval) {
Thread *tp = 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, uint16_t interval, uint8_t *state) {
struct button_t *button;
Thread *tp = NULL;
button = chHeapAlloc(NULL, sizeof(struct button_t));
button->x0 = x0;
button->y0 = y0;
button->x1 = x1;
button->y1 = y1;
button->state = state;
button->interval = interval;
lcdDrawRectString(x0, y0, x1, y1, str, fontColor, buttonColor);
tp = chThdCreateFromHeap(NULL, THD_WA_SIZE(64), NORMALPRIO, buttonThread, button);
return tp;
}
Thread *guiDrawBarGraph(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1, uint16_t orientation, uint16_t frameColor, uint16_t bkColor, uint16_t valueColor, uint16_t interval, uint16_t *percent) {
struct bar_t *bar;
Thread *tp = NULL;
bar = chHeapAlloc(NULL, sizeof(struct bar_t));
bar->x0 = x0;
bar->y0 = y0;
bar->x1 = x1;
bar->y1 = y1;
bar->orientation = orientation;
bar->frameColor = frameColor;
bar->bkColor = bkColor;
bar->valueColor = valueColor;
bar->percent = percent;
bar->interval = interval;
lcdDrawRect(x0, y0, x1, y1, frame, frameColor);
tp = chThdCreateFromHeap(NULL, THD_WA_SIZE(64), NORMALPRIO, barThread, bar);
return tp;
}