//*****************************************************************************
//
// The callback function that is called by the touch screen driver to indicate
// activity on the touch screen.
//
//*****************************************************************************
int32_t
UITouchCallback(uint32_t ui32Message, int32_t i32X, int32_t i32Y)
{
int32_t i32XDiff, i32YDiff;
if(((g_sUIState.ui32Indicators & UI_STATUS_KEYBOARD) == 0) &&
((i32Y > BG_MIN_Y) && (i32Y < (BG_MAX_Y - STATUS_HEIGHT))))
{
switch(ui32Message)
{
//
// .
//
case WIDGET_MSG_PTR_DOWN:
{
sMouseState.i32XLast = i32X;
sMouseState.i32YLast = i32Y;
sMouseState.bPressed = true;
ui32PressCount = g_ui32SysTickCount;
break;
}
// The touchscreen is no longer being pressed.
//
case WIDGET_MSG_PTR_UP:
{
sMouseState.bPressed = false;
if(ui32PressCount > g_ui32SysTickCount)
{
ui32PressCount = ui32PressCount - g_ui32SysTickCount;
}
else
{
ui32PressCount = g_ui32SysTickCount - ui32PressCount;
}
if(ui32PressCount < 20)
{
//
// Ensure that all buttons are not pressed.
//
sMouseState.i8Buttons = 0x01;
}
else
{
//
// Ensure that all buttons are not pressed.
//
sMouseState.i8Buttons = 0x00;
}
//
// Send the report back to the host.
//
USBMouseUpdate(0, 0, sMouseState.i8Buttons);
break;
}
//
// The touch position has moved.
//
case WIDGET_MSG_PTR_MOVE:
{
//
// Send the difference not the absolute value.
//
i32XDiff = i32X - sMouseState.i32XLast;
i32YDiff = i32Y - sMouseState.i32YLast;
//
// Send the report back to the host.
//
USBMouseUpdate(i32XDiff, i32YDiff, 0);
//
// Save these values to calculate the next move.
//
sMouseState.i32XLast = i32X;
sMouseState.i32YLast = i32Y;
break;
}
default:
{
break;
}
}
}
else
{
WidgetPointerMessage(ui32Message, i32X, i32Y);
}
return(0);
}
int main(void)
{
int xCoOd = 0, yCoOd = 0;
char pressure = 0, touched = 0;
unsigned int i = 0;
unsigned char *dest;
unsigned char *src;
SetupIntc();
SetUpLCD();
/* configuring the base ceiling */
RasterDMAFBConfig(SOC_LCDC_0_REGS,
(unsigned int)(g_pucBuffer+PALETTE_OFFSET),
(unsigned int)(g_pucBuffer+PALETTE_OFFSET) + sizeof(g_pucBuffer) - 2 -
PALETTE_OFFSET, FRAME_BUFFER_0);
RasterDMAFBConfig(SOC_LCDC_0_REGS,
(unsigned int)(g_pucBuffer+PALETTE_OFFSET),
(unsigned int)(g_pucBuffer+PALETTE_OFFSET) + sizeof(g_pucBuffer) - 2 -
PALETTE_OFFSET, FRAME_BUFFER_1);
src = (unsigned char *) palette_32b;
dest = (unsigned char *) (g_pucBuffer+PALETTE_OFFSET);
// Copy palette info into buffer
for( i = PALETTE_OFFSET; i < (PALETTE_SIZE+PALETTE_OFFSET); i++)
{
*dest++ = *src++;
}
// copy splash screen
/*src = (unsigned char *)&splash[40];
for(; i < LCD_SIZE; i++)
{
*dest++ = *src++;
}*/
GrOffScreen16BPPInit(&g_sSHARP480x272x16Display, g_pucBuffer, LCD_WIDTH, LCD_HEIGHT);
// Initialize a drawing context.
GrContextInit(&sContext, &g_sSHARP480x272x16Display);
/* enable End of frame interrupt */
RasterEndOfFrameIntEnable(SOC_LCDC_0_REGS);
/* enable raster */
RasterEnable(SOC_LCDC_0_REGS);
/* Enable display panel backlight and power */
ConfigRasterDisplayEnable();
DisplayGR();
SoundInit();
// TS init
PeripheralsSetup();
InitTouchScreen();
// Loop forever handling widget messages.
while(1)
{
while(!touched)
{
ReadAxis(2, &pressure, &touched);
}
/* Resolving the coordinates of the touched location.*/
ResolveCoordinates(&xCoOd, &yCoOd);
do
{
WidgetPointerMessage(WIDGET_MSG_PTR_DOWN, xCoOd, yCoOd);
// Process any messages in the widget message queue.
WidgetMessageQueueProcess();
ResolveCoordinates(&xCoOd, &yCoOd);
ReadAxis(2, &pressure, &touched);
}while(touched);
WidgetPointerMessage(WIDGET_MSG_PTR_UP, xCoOd, yCoOd);
WidgetMessageQueueProcess();
}
}
//*****************************************************************************
//
// The callback function that is called by the touch screen driver to indicate
// activity on the touch screen.
//
//*****************************************************************************
int32_t
TouchCallback(uint32_t ui32Message, int32_t i32X, int32_t i32Y)
{
int32_t i32XDiff, i32YDiff;
//
// Reset the timeout for the screen saver.
//
g_ui32ScreenSaver = 60 * SYSTEM_TICK_S;
if(g_sSwipe.bEnable) {
switch(ui32Message) {
//
// The user has just touched the screen.
//
case WIDGET_MSG_PTR_DOWN: {
//
// Save this press location.
//
g_sSwipe.i32InitX = i32X;
g_sSwipe.i32InitY = i32Y;
//
// Done handling this message.
//
break;
}
//
// The user has moved the touch location on the screen.
//
case WIDGET_MSG_PTR_MOVE: {
//
// Done handling this message.
//
break;
}
//
// The user is no longer touching the screen.
//
case WIDGET_MSG_PTR_UP: {
//
// Indicate that no key is being pressed.
//
i32XDiff = i32X - g_sSwipe.i32InitX;
i32YDiff = i32Y - g_sSwipe.i32InitY;
//
// Dead zone for just a button press.
//
if(((i32XDiff < SWIPE_MIN_DIFF) &&
(i32XDiff > -SWIPE_MIN_DIFF)) &&
((i32YDiff < SWIPE_MIN_DIFF) &&
(i32YDiff > -SWIPE_MIN_DIFF))) {
if(g_sButtons.bActive) {
//
// Reset the delay.
//
g_sButtons.ui32Delay = 200;
if(i32X < 30) {
g_sSwipe.eMovement = iSwipeRight;
} else if(i32X > 290) {
g_sSwipe.eMovement = iSwipeLeft;
} else if(i32Y < 40) {
g_sSwipe.eMovement = iSwipeDown;
} else if(i32Y > 200) {
g_sSwipe.eMovement = iSwipeUp;
} else {
g_sSwipe.eMovement = iSwipeNone;
}
} else {
if(g_i32ScreenIdx == SCREEN_SUMMARY) {
AnimateButtons(true);
}
if(g_i32ScreenIdx == SCREEN_DETAILS) {
AnimateButtons(true);
}
}
break;
}
//
// If Y movement dominates then this is an up/down motion.
//
if(i32YDiff/i32XDiff) {
if(i32YDiff < 0) {
g_sSwipe.eMovement = iSwipeUp;
} else {
g_sSwipe.eMovement = iSwipeDown;
}
} else {
if(i32XDiff > 0) {
g_sSwipe.eMovement = iSwipeRight;
} else {
g_sSwipe.eMovement = iSwipeLeft;
}
}
//
// Done handling this message.
//
break;
}
}
}
WidgetPointerMessage(ui32Message, i32X, i32Y);
return(0);
}
