Diff: main.cpp

Revision:

0:7082d958eabc

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Tue Apr 27 10:55:10 2021 +0000
@@ -0,0 +1,105 @@
+#include "mbed.h"
+#include "TS_DISCO_F469NI.h"
+#include "LCD_DISCO_F469NI.h"
+
+LCD_DISCO_F469NI lcd;
+TS_DISCO_F469NI ts;
+
+DigitalIn Key_Chk(USER_BUTTON);
+DigitalOut led1(LED1);
+
+int main()
+{
+    TS_StateTypeDef TS_State;
+    uint16_t x, y;
+    uint8_t text[30];
+    uint8_t status;
+    uint8_t idx;
+    uint8_t cleared = 0;
+    uint8_t prev_nb_touches = 0;
+//cs.    
+    uint8_t i, key, key_buf;  
+    
+    //if(Key_Chk) wait(1);        //Key Pressed, 1
+    //else wait(10);                  
+    
+    BSP_LCD_SetFont(&Font24);
+    
+    for (i=0; i<32; i++) 
+    {
+        lcd.DisplayStringAt(0, LINE(i), (uint8_t *)"TOUCHSCREEN DEMO ", CENTER_MODE);
+    }
+    
+    //wait(10);
+    while(1) 
+    {
+        if(Key_Chk) break;        //Key Pressed
+    };
+    
+    status = ts.Init(lcd.GetXSize(), lcd.GetYSize());
+    if (status != TS_OK)
+    {
+      lcd.Clear(LCD_COLOR_RED);
+      lcd.SetBackColor(LCD_COLOR_RED);
+      lcd.SetTextColor(LCD_COLOR_WHITE);
+      lcd.DisplayStringAt(0, LINE(5), (uint8_t *)"TOUCHSCREEN INIT FAIL", CENTER_MODE);
+    }
+    else
+    {
+      lcd.Clear(LCD_COLOR_GREEN);
+      lcd.SetBackColor(LCD_COLOR_GREEN);
+      lcd.SetTextColor(LCD_COLOR_WHITE);
+      lcd.DisplayStringAt(0, LINE(5), (uint8_t *)"TOUCHSCREEN INIT OK", CENTER_MODE);      
+    }
+    
+    while(1) 
+    {
+        if(Key_Chk) break;        //Key Pressed
+    };
+    
+    wait(1);
+    lcd.SetBackColor(LCD_COLOR_BLUE);
+    lcd.SetTextColor(LCD_COLOR_WHITE);
+    
+    while(1)
+    {
+      
+      ts.GetState(&TS_State);      
+      if (TS_State.touchDetected)
+      {
+        // Clear lines corresponding to old touches coordinates
+        if (TS_State.touchDetected < prev_nb_touches)
+        {
+          for (idx = (TS_State.touchDetected + 1); idx <= 5; idx++)
+          {
+            lcd.ClearStringLine(idx);
+          }
+        }
+        prev_nb_touches = TS_State.touchDetected;
+        
+        cleared = 0;
+        
+        sprintf((char*)text, "Touches: %d", TS_State.touchDetected);
+        lcd.DisplayStringAt(0, LINE(0), (uint8_t *)&text, LEFT_MODE);
+        
+        for (idx = 0; idx < TS_State.touchDetected; idx++)
+        {
+          x = TS_State.touchX[idx];
+          y = TS_State.touchY[idx];
+          sprintf((char*)text, "Touch %d: x=%d y=%d    ", idx+1, x, y);
+          lcd.DisplayStringAt(0, LINE(idx+1), (uint8_t *)&text, LEFT_MODE);
+          lcd.FillCircle(TS_State.touchX[idx], TS_State.touchY[idx], 20);
+        }
+      }
+      else
+      {
+        if (!cleared)
+        {
+          lcd.Clear(LCD_COLOR_BLUE);
+          sprintf((char*)text, "Touches: 0");
+          lcd.DisplayStringAt(0, LINE(0), (uint8_t *)&text, LEFT_MODE);
+          cleared = 1;
+        }
+      }
+    }
+}