/**
* Create a new widget
* @param strText: Text for display.
* @param textColor: Color of text on screen.
* @param backColor: Color of background on screen.
* @param font: Font to use (must be a GL_FontOption)
* @param pUpdateHandler: Callback function executed each time the label is able to redraw.
* Its forceRedisplay parameter is true (1) when entire screen is being redrawn.
* Function should return true if the label has been changed and must be redrawn.
*/
GL_PageControls_TypeDef* Widget_NewLabel(
const char* strText,
uint16_t textColor, uint16_t backColor, _Bool isTransparent,
GL_FontOption font,
_Bool (*pUpdateHandler)(GL_PageControls_TypeDef* pThis, _Bool forceRedisplay)
)
{
// Instance data for *this* button being created.
LabelData *pInstanceData = (LabelData*) malloc(sizeof(LabelData));
assert (pInstanceData != 0);
// Create object to return
GL_PageControls_TypeDef *pControl = NewCustomWidget(
0,
getWidth,
getHeight,
eventHandler,
drawHandler,
pInstanceData
);
// Store parameters
Widget_ChangeLabelText(pControl, strText);
pInstanceData->textColor = textColor;
pInstanceData->backColor = backColor;
pInstanceData->isTransparent = isTransparent;
pInstanceData->font = font;
pInstanceData->pUpdateHandler = pUpdateHandler;
pInstanceData->isRedrawRequired = 0;
return pControl;
}
static void displayStoreFeedback(void)
{
clearLabel();
Widget_ChangeLabelColour(s_lblStatus, LCD_COLOR_YELLOW);
Widget_ChangeLabelText(s_lblStatus, "Values stored to EEPROM.");
}
static void resetLabel(void)
{
Widget_ChangeLabelColour(s_lblStatus, LCD_COLOR_WHITE);
Widget_ChangeLabelText(s_lblStatus, "Tap Item then Edit.");
}
static void clearLabel(void)
{
Widget_ChangeLabelColour(s_lblStatus, LCD_COLOR_WHITE);
Widget_ChangeLabelText(s_lblStatus, " ");
}
static void displayDefaultsFeedback(void)
{
Widget_ChangeLabelColour(s_lblStatus, LCD_COLOR_YELLOW);
Widget_ChangeLabelText(s_lblStatus, "All values reset to default.");
}