/**
* @brief Configures and gets Touch screen position.
* @param None
* @retval None
*/
static void GetPosition(void)
{
static uint32_t color_width;
static uint32_t color;
if (BSP_LCD_GetXSize() == 640)
{
color_width = 36;
}
else
{
color_width = 19;
}
/* Get Touch screen position */
BSP_TS_GetState(&TS_State);
/* Read the coordinate */
x = Calibration_GetX(TS_State.x);
y = Calibration_GetX(TS_State.y);
if ((TS_State.TouchDetected) & (x > (67 + Radius)) & (y > (7 + Radius) ) & ( x < (BSP_LCD_GetXSize()-(7 + Radius )) ) & (y < (BSP_LCD_GetYSize()-(67 + Radius )) ))
{
BSP_LCD_FillCircle((x), (y), Radius);
}
else if ((TS_State.TouchDetected) & (x > 0 ) & ( x < 50 ))
{
if ((TS_State.TouchDetected) & ( y > 0 ) & ( y < color_width ))
{
BSP_LCD_SetTextColor(LCD_COLOR_WHITE);
Update_Size(Radius);
}
else if ((TS_State.TouchDetected) & ( y > color_width ) & (y < (2 * color_width)))
{
BSP_LCD_SetTextColor(LCD_COLOR_YELLOW);
Update_Size(Radius);
}
else if ((TS_State.TouchDetected) & (y > (2 * color_width)) & (y < (3 * color_width)))
{
BSP_LCD_SetTextColor(LCD_COLOR_ORANGE);
Update_Size(Radius);
}
else if ((TS_State.TouchDetected) & (y > (3 * color_width)) & (y < (4 * color_width)))
{
BSP_LCD_SetTextColor(LCD_COLOR_LIGHTMAGENTA);
Update_Size(Radius);
}
else if ((TS_State.TouchDetected) & (y > (4 * color_width)) & (y < (5 * color_width)))
{
BSP_LCD_SetTextColor(LCD_COLOR_DARKGREEN);
Update_Size(Radius);
}
else if ((TS_State.TouchDetected) & (y > (5 * color_width)) &(y < (6 * color_width)))
{
BSP_LCD_SetTextColor(LCD_COLOR_GREEN);
Update_Size(Radius);
}
else if ((TS_State.TouchDetected) & (y > (6 * color_width)) &(y < (7 * color_width)))
{
BSP_LCD_SetTextColor(LCD_COLOR_BROWN);
Update_Size(Radius);
}
else if ((TS_State.TouchDetected) & (y > (7 * color_width)) & (y < (8 * color_width)))
{
BSP_LCD_SetTextColor(LCD_COLOR_RED);
Update_Size(Radius);
}
else if ((TS_State.TouchDetected) & (y > (8 * color_width)) & (y < (9 * color_width)))
{
BSP_LCD_SetTextColor(LCD_COLOR_DARKMAGENTA);
Update_Size(Radius);
}
else if ((TS_State.TouchDetected) & (y > (9 * color_width)) & (y < (10 * color_width)))
{
BSP_LCD_SetTextColor(LCD_COLOR_CYAN);
Update_Size(Radius);
}
else if ((TS_State.TouchDetected) & (y > (10 * color_width)) & (y < (11 * color_width)))
{
BSP_LCD_SetTextColor(LCD_COLOR_DARKBLUE);
Update_Size(Radius);
}
else if ((TS_State.TouchDetected) & (y > (11 * color_width)) & (y < (12 * color_width)))
{
BSP_LCD_SetTextColor(LCD_COLOR_BLACK);
Update_Size(Radius);
}
else if ((TS_State.TouchDetected) & (y > (12 * color_width)) & (y < (13 * color_width)))
{
/* Get the current text color */
color = BSP_LCD_GetTextColor();
BSP_LCD_SetTextColor(LCD_COLOR_WHITE);
/* Clear the working window */
BSP_LCD_FillRect(68, 8, (BSP_LCD_GetXSize() - 75), (BSP_LCD_GetYSize() - 75));
BSP_LCD_SetTextColor(color);
}
else
{
x = 0;
y = 0;
}
Update_Color();
}
else if ((TS_State.TouchDetected) & (x > 70 ) & (y > (12 * color_width)) & (y < (13 * color_width)) & ( x < 120 ))
{
Radius = 20;
Update_Size(Radius);
}
else if ((TS_State.TouchDetected) & (x > 120 ) & (y > (12 * color_width)) & (y < (13 * color_width)) & ( x < 170 ))
{
Radius = 15;
Update_Size(Radius);
}
else if ((TS_State.TouchDetected) & (x > 170 ) & (y > (12 * color_width)) & (y < (13 * color_width)) & ( x < 220 ))
{
Radius = 10;
Update_Size(Radius);
}
else if ((TS_State.TouchDetected) & (x > 220 ) & (y > (12 * color_width)) & (y < (13 * color_width)) & ( x < 270 ))
{
Radius = 5;
Update_Size(Radius);
}
else if ((TS_State.TouchDetected) & (x > 270 ) & (y > (12 * color_width)) & (y < (13 * color_width)) & ( x < 320 ))
{
Radius = 2;
Update_Size(Radius);
}
else if ((TS_State.TouchDetected) & (((x > (BSP_LCD_GetXSize()-5) ) & (y > (12 * color_width)) & (y < (13 * color_width))) | (( x < 55 ) & ( y < 5 ))))
{
TS_State.x = 0;
TS_State.y = 0;
}
else if ((TS_State.TouchDetected) & (x > 320) & (y > (BSP_LCD_GetYSize() - 50)) & (x < 370) & (y < BSP_LCD_GetYSize() ))
{
Save_Picture();
}
}
/**
* @brief Touchscreen Demo
* @param None
* @retval None
*/
void Touchscreen_demo (void)
{
uint8_t status = 0;
uint16_t x,y;
uint8_t state = 0;
if(stmpe811_ts_drv.ReadID(TS_I2C_ADDRESS) == STMPE811_ID)
{
if(IsCalibrationDone() == 0)
{
Touchscreen_Calibration();
}
}
Touchscreen_SetHint();
status = BSP_TS_Init(BSP_LCD_GetXSize(), BSP_LCD_GetYSize());
if (status != TS_OK)
{
BSP_LCD_SetBackColor(LCD_COLOR_WHITE);
BSP_LCD_SetTextColor(LCD_COLOR_RED);
BSP_LCD_DisplayStringAt(0, BSP_LCD_GetYSize()- 95, (uint8_t *)"ERROR", CENTER_MODE);
BSP_LCD_DisplayStringAt(0, BSP_LCD_GetYSize()- 80, (uint8_t *)"Touchscreen cannot be initialized", CENTER_MODE);
}
else
{
Touchscreen_DrawBackground(state);
}
while (1)
{
if (status == TS_OK)
{
BSP_TS_GetState(&TS_State);
if(stmpe811_ts_drv.ReadID(TS_I2C_ADDRESS) == STMPE811_ID)
{
x = Calibration_GetX(TS_State.x);
y = Calibration_GetY(TS_State.y);
}
else
{
x = TS_State.x;
y = TS_State.y;
}
if((TS_State.TouchDetected) &&
(y > (CIRCLE_YPOS(1) - CIRCLE_RADIUS))&&
(y < (CIRCLE_YPOS(1) + CIRCLE_RADIUS)))
{
if((x > (CIRCLE_XPOS(1) - CIRCLE_RADIUS))&&
(x < (CIRCLE_XPOS(1) + CIRCLE_RADIUS)))
{
if((state & 1) == 0)
{
Touchscreen_DrawBackground(state);
BSP_LCD_SetTextColor(LCD_COLOR_BLUE);
BSP_LCD_FillCircle(CIRCLE_XPOS(1), CIRCLE_YPOS(1), CIRCLE_RADIUS);
state = 1;
}
}
if((x > (CIRCLE_XPOS(2) - CIRCLE_RADIUS))&&
(x < (CIRCLE_XPOS(2) + CIRCLE_RADIUS)))
{
if((state & 2) == 0)
{
Touchscreen_DrawBackground(state);
BSP_LCD_SetTextColor(LCD_COLOR_RED);
BSP_LCD_FillCircle(CIRCLE_XPOS(2), CIRCLE_YPOS(2), CIRCLE_RADIUS);
state = 2;
}
}
if((x > (CIRCLE_XPOS(3) - CIRCLE_RADIUS))&&
(x < (CIRCLE_XPOS(3) + CIRCLE_RADIUS)))
{
if((state & 4) == 0)
{
Touchscreen_DrawBackground(state);
BSP_LCD_SetTextColor(LCD_COLOR_YELLOW);
BSP_LCD_FillCircle(CIRCLE_XPOS(3), CIRCLE_YPOS(3), CIRCLE_RADIUS);
state = 4;
}
}
if((x > (CIRCLE_XPOS(4) - CIRCLE_RADIUS))&&
(x < (CIRCLE_XPOS(4) + CIRCLE_RADIUS)))
{
if((state & 8) == 0)
{
Touchscreen_DrawBackground(state);
BSP_LCD_SetTextColor(LCD_COLOR_GREEN);
BSP_LCD_FillCircle(CIRCLE_XPOS(4), CIRCLE_YPOS(3), CIRCLE_RADIUS);
state = 8;
}
}
}
}
if(CheckForUserInput() > 0)
{
return;
}
HAL_Delay(10);
}
}
/**
* @brief Configures and gets Touch screen position.
* @param None
* @retval None
*/
static void GetPosition(void)
{
static uint32_t x = 0, y = 0;
static uint32_t color_heigh;
static uint32_t color;
static TS_StateTypeDef TS_State;
/* Heigh of color pen */
color_heigh = 20;
/* Get Touch screen position */
BSP_TS_GetState(&TS_State);
/* Read the coordinate */
x = Calibration_GetX(TS_State.X);
y = Calibration_GetX(TS_State.Y);
if ((TS_State.TouchDetected) & ( x > 0 ) & ( x < 50 ))
{
/* User selects one of the color pens */
if ((TS_State.TouchDetected) & ( y > 0 ) & ( y < color_heigh ))
{
BSP_LCD_SetTextColor(LCD_COLOR_WHITE);
}
else if ((TS_State.TouchDetected) & ( y > color_heigh ) & ( y < (2*color_heigh) ))
{
BSP_LCD_SetTextColor(LCD_COLOR_YELLOW);
}
else if ((TS_State.TouchDetected) & ( y > (2*color_heigh) ) & ( y < (3*color_heigh) ))
{
BSP_LCD_SetTextColor(LCD_COLOR_ORANGE);
}
else if ((TS_State.TouchDetected) & ( y > (3*color_heigh) ) & ( y < (4*color_heigh) ))
{
BSP_LCD_SetTextColor(LCD_COLOR_LIGHTMAGENTA);
}
else if ((TS_State.TouchDetected) & ( y > (4*color_heigh) ) & ( y < (5*color_heigh) ))
{
BSP_LCD_SetTextColor(LCD_COLOR_DARKGREEN);
}
else if ((TS_State.TouchDetected) & ( y > (5*color_heigh) ) &( y < (6*color_heigh) ))
{
BSP_LCD_SetTextColor(LCD_COLOR_GREEN);
}
else if ((TS_State.TouchDetected) & ( y > (6*color_heigh) ) &( y < (7*color_heigh) ))
{
BSP_LCD_SetTextColor(LCD_COLOR_BROWN);
}
else if ((TS_State.TouchDetected) & ( y > (7*color_heigh) ) & ( y < (8*color_heigh) ))
{
BSP_LCD_SetTextColor(LCD_COLOR_RED);
}
else if ((TS_State.TouchDetected) & ( y > (8*color_heigh) ) & ( y < (9*color_heigh) ))
{
BSP_LCD_SetTextColor(LCD_COLOR_DARKMAGENTA);
}
else if ((TS_State.TouchDetected) & ( y > (9*color_heigh) ) & ( y < (10*color_heigh) ))
{
BSP_LCD_SetTextColor(LCD_COLOR_CYAN);
}
else if ((TS_State.TouchDetected) & ( y > (10*color_heigh) ) & ( y < (11*color_heigh) ))
{
BSP_LCD_SetTextColor(LCD_COLOR_DARKBLUE);
}
else if ((TS_State.TouchDetected) & ( y > (11*color_heigh) ) & ( y < (12*color_heigh) ))
{
BSP_LCD_SetTextColor(LCD_COLOR_BLACK);
}
else if ((TS_State.TouchDetected) & ( y > (12*color_heigh) ) & ( y < (13*color_heigh) ))
{
/* Clear screen and reinitialize color and size */
/* Get the current text color */
color = BSP_LCD_GetTextColor();
BSP_LCD_SetTextColor(LCD_COLOR_WHITE);
/* Clear the working window */
BSP_LCD_FillRect(68, 8, 164, 245);
BSP_LCD_SetTextColor(color);
radius = 2;
}
else
{
x = 0;
y = 0;
}
Update_ColorSize();
}
else if ((TS_State.TouchDetected) & ( x > 65 ) & ( y > (BSP_LCD_GetYSize()-48)) & ( y < (BSP_LCD_GetYSize()) ) & ( x < 85 ))
{
radius = 10;
Update_ColorSize();
}
else if ((TS_State.TouchDetected) & ( x > 100 ) & ( y > (BSP_LCD_GetYSize()-48) ) & ( y < (BSP_LCD_GetYSize()) ) & ( x < 110 ))
{
radius = 5;
Update_ColorSize();
}
else if ((TS_State.TouchDetected) & ( x > 133 ) & ( y > (BSP_LCD_GetYSize()-48) ) & ( y < (BSP_LCD_GetYSize()) ) & ( x < 137 ))
{
radius = 2;
Update_ColorSize();
}
else if (((TS_State.TouchDetected) & ( x > (BSP_LCD_GetXSize()-5) ) & ( y > (12*color_heigh) ) & ( y < (13*color_heigh) )) | (( x < 55 ) & ( y < 5 )))
{
x = 0;
y = 0;
}
else if ((TS_State.TouchDetected) & ( x > (67 + radius)) & ( y > (7 + radius) ) & ( x < (BSP_LCD_GetXSize()-(7 + radius )) ) & ( y < (BSP_LCD_GetYSize()-(67 + radius )) ))
{
BSP_LCD_FillCircle((x), (y), radius);
}
else if ((TS_State.TouchDetected) & ( (x > 150) & ( y > (BSP_LCD_GetYSize() - 50) )) & ( x < 200 ) & ( y < (BSP_LCD_GetYSize()) ))
{
Save_Picture();
}
}