TFTLCD触摸屏实验--Button按钮控制LED

【实例简介】TFTLCD触摸屏实验--Button按钮控制LED

【实例截图】51单片机例程

【核心代码】void Button_Test(void)
{
u8 i=0;
u8 LED1_PressFlag=0;
u8 LED2_PressFlag=0;
u8 LED3_PressFlag=0;

FRONT_COLOR=RED;
LCD_ShowString(10,10,tftlcd_data.width,tftlcd_data.height,16,"Button Test");

for(i=0;i<3;i )
{
Button_Create(BUTTON_START_X (BUTTON_SPACE_X BUTTON_WIDTH)*i,BUTTON_START_Y,BUTTON_WIDTH,BUTTON_HEIGHT,BUTTON_ARCSIZE,BUTTON_BACKCOLOR,BUTTON_FRONTCOLOR,16,Button_text[i]);
  gui_fill_circle(LED_START_X (LED_DIAMETER LED_SPACE_X)*i,LED_START_Y,LED_RADIUS,LED_BACKCOLOR);
}

while(1)
{
TOUCH_Scan();

if(xpt_xy.sta)
{
//LED1
if((xpt_xy.lcdx>=LED1_START_X) && (xpt_xy.lcdx<=LED1_END_X) && 
(xpt_xy.lcdy>=LED1_START_Y) && (xpt_xy.lcdy<=LED1_END_Y))
{
xpt_xy.lcdx=0;
xpt_xy.lcdy=0;
LED1_PressFlag=1;
}

//LED2
else if((xpt_xy.lcdx>=LED2_START_X) && (xpt_xy.lcdx<=LED2_END_X) && 
(xpt_xy.lcdy>=LED2_START_Y) && (xpt_xy.lcdy<=LED2_END_Y))
{
xpt_xy.lcdx=0;
xpt_xy.lcdy=0;
LED2_PressFlag=1;
}

//LED3
else if((xpt_xy.lcdx>=LED3_START_X) && (xpt_xy.lcdx<=LED3_END_X) && 
(xpt_xy.lcdy>=LED3_START_Y) && (xpt_xy.lcdy<=LED3_END_Y))
{
xpt_xy.lcdx=0;
xpt_xy.lcdy=0;
LED3_PressFlag=1;
}
}
else
{
if(LED1_PressFlag)
{
LED1_PressFlag=0;
Button_Create(BUTTON_START_X (BUTTON_SPACE_X BUTTON_WIDTH)*0,BUTTON_START_Y,BUTTON_WIDTH,BUTTON_HEIGHT,BUTTON_ARCSIZE,BUTTON_BACKCOLOR,BUTTON_FRONTCOLOR,16,Button_text[0]);
  LED1=1;
gui_fill_circle(LED_START_X (LED_DIAMETER LED_SPACE_X)*0,LED_START_Y,LED_RADIUS,LED_BACKCOLOR); 
}
else if(LED2_PressFlag)
{
LED2_PressFlag=0;
Button_Create(BUTTON_START_X (BUTTON_SPACE_X BUTTON_WIDTH)*1,BUTTON_START_Y,BUTTON_WIDTH,BUTTON_HEIGHT,BUTTON_ARCSIZE,BUTTON_BACKCOLOR,BUTTON_FRONTCOLOR,16,Button_text[1]);
  LED2=1;
gui_fill_circle(LED_START_X (LED_DIAMETER LED_SPACE_X)*1,LED_START_Y,LED_RADIUS,LED_BACKCOLOR); 
}
else if(LED3_PressFlag)
{
LED3_PressFlag=0;
Button_Create(BUTTON_START_X (BUTTON_SPACE_X BUTTON_WIDTH)*2,BUTTON_START_Y,BUTTON_WIDTH,BUTTON_HEIGHT,BUTTON_ARCSIZE,BUTTON_BACKCOLOR,BUTTON_FRONTCOLOR,16,Button_text[2]);
  LED3=1;
gui_fill_circle(LED_START_X (LED_DIAMETER LED_SPACE_X)*2,LED_START_Y,LED_RADIUS,LED_BACKCOLOR); 
}
}

if(LED1_PressFlag)
{
Button_PressCreate(BUTTON_START_X (BUTTON_SPACE_X BUTTON_WIDTH)*0,BUTTON_START_Y,BUTTON_WIDTH,BUTTON_HEIGHT,BUTTON_ARCSIZE,BUTTON_BACKCOLOR,BUTTON_FRONTCOLOR,16,Button_text[0]);
LED1=0;
gui_fill_circle(LED_START_X (LED_DIAMETER LED_SPACE_X)*0,LED_START_Y,LED_RADIUS,LED_FRONTCOLOR);
}
else if(LED2_PressFlag)
{
Button_PressCreate(BUTTON_START_X (BUTTON_SPACE_X BUTTON_WIDTH)*1,BUTTON_START_Y,BUTTON_WIDTH,BUTTON_HEIGHT,BUTTON_ARCSIZE,BUTTON_BACKCOLOR,BUTTON_FRONTCOLOR,16,Button_text[1]);
LED2=0;
gui_fill_circle(LED_START_X (LED_DIAMETER LED_SPACE_X)*1,LED_START_Y,LED_RADIUS,LED_FRONTCOLOR);
}
else if(LED3_PressFlag)
{
Button_PressCreate(BUTTON_START_X (BUTTON_SPACE_X BUTTON_WIDTH)*2,BUTTON_START_Y,BUTTON_WIDTH,BUTTON_HEIGHT,BUTTON_ARCSIZE,BUTTON_BACKCOLOR,BUTTON_FRONTCOLOR,16,Button_text[2]);
LED3=0;
gui_fill_circle(LED_START_X (LED_DIAMETER LED_SPACE_X)*2,LED_START_Y,LED_RADIUS,LED_FRONTCOLOR);
}
}
}