void GUI_DrawBackground(u16 x, u16 y, u16 w, u16 h)
{
if(w == 0 || h == 0)
return;
if(FullRedraw != REDRAW_ONLY_DIRTY) {
if(w == LCD_WIDTH && h == LCD_HEIGHT)
_gui_draw_background(x, y, w, h); //Optimization to prevent partial redraw when it isn't needed
return; //Optimization to prevent partial redraw when it isn't needed
}
if (objDIALOG)
GUI_DialogDrawBackground(x, y, w, h);
else
_gui_draw_background(x, y, w, h);
}
void GUI_DrawDialog(struct guiObject *obj)
{
struct guiBox *box = &obj->box;
struct guiDialog *dialog = (struct guiDialog *)obj;
if (dialog->txtbox.height == 0) {
_draw_dialog_box(box, dialog->txtbox.x, dialog->title);
} else if(dialog->txtbox.width) {
// NOTE: We assume all redraw events after the 1st are incremental!
GUI_DialogDrawBackground(dialog->txtbox.x, dialog->txtbox.y,
dialog->txtbox.width, dialog->txtbox.height);
}
const char *str = dialog->string_cb
? dialog->string_cb(obj, dialog->cbData)
: (const char *)dialog->cbData;
int button_height = GUI_ButtonHeight(DIALOG_BUTTON);
LCD_SetFont(DIALOGBODY_FONT.font);
LCD_SetFontColor(DIALOGBODY_FONT.font_color);
LCD_GetStringDimensions((const u8 *)str, &dialog->txtbox.width, &dialog->txtbox.height);
dialog->txtbox.y = box->y + DIALOG_HEADER_Y +
(box->height - dialog->txtbox.height - DIALOG_HEADER_Y - button_height) / 2;
LCD_PrintStringXY(dialog->txtbox.x, dialog->txtbox.y, str);
}
