Diff: screen.cpp

Revision:

0:fcce18d01987

diff -r 000000000000 -r fcce18d01987 screen.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/screen.cpp	Thu May 31 06:11:25 2018 +0000
@@ -0,0 +1,77 @@
+#include "screen.h"
+/**
+ * @brief global object for touchscreen events
+*/
+TS_StateTypeDef TS_State;
+
+/**
+* @fn void screen_init()
+* @brief the screen_init function checks if the LCD Touch screen is ready to use
+* @return nothing
+*/
+void screen_init()
+{
+    BSP_LCD_SetFont(&Font20);
+    BSP_LCD_Init(); // Initializes the LCD
+    BSP_LCD_LayerDefaultInit(0, (uint32_t) LCD_FRAME_BUFFER); // Initializes the LCD layers.*/
+    BSP_LCD_SelectLayer(0); // Selects the LCD Layer
+    BSP_LCD_SetLayerVisible(1, ENABLE); // Sets a LCD Layer visible
+    BSP_LCD_Clear(LCD_COLOR_BLACK);
+    BSP_LCD_DisplayOn();
+    uint8_t status = BSP_TS_Init(BSP_LCD_GetXSize(), BSP_LCD_GetYSize());
+    if (status != TS_OK)
+    {
+      BSP_LCD_Clear(LCD_COLOR_RED);
+      BSP_LCD_SetBackColor(LCD_COLOR_RED);
+      BSP_LCD_SetTextColor(LCD_COLOR_WHITE);
+      BSP_LCD_DisplayStringAt(0, LINE(5), (uint8_t *)"TOUCHSCREEN", CENTER_MODE);
+      BSP_LCD_DisplayStringAt(0, LINE(6), (uint8_t *)"INIT FAIL", CENTER_MODE);
+    }
+    else
+    {
+      BSP_LCD_Clear(LCD_COLOR_GREEN);
+      BSP_LCD_SetBackColor(LCD_COLOR_GREEN);
+      BSP_LCD_SetTextColor(LCD_COLOR_WHITE);
+      BSP_LCD_DisplayStringAt(0, LINE(5), (uint8_t *)"TOUCHSCREEN", CENTER_MODE);
+      BSP_LCD_DisplayStringAt(0, LINE(6), (uint8_t *)"INIT OK", CENTER_MODE);
+    }
+}
+
+/**
+ * @fn int isScreenTouched(void)
+ * @brief questions whether the screen is touched or not
+ * @return 1 if touched, 0 otherwise
+**/
+int isScreenTouched(){
+    BSP_TS_GetState(&TS_State);
+    if (TS_State.TouchDetected) {
+        return 1;
+    }
+    return 0;
+}
+
+/**
+* @fn void clearScreen()
+* @brief the clearScreen function clears the screen and set a green background
+* @return nothing
+*/
+void clearScreen(){
+   BSP_LCD_Clear(LCD_COLOR_GREEN);
+}
+
+/**
+* @fn void showIntegerScreen(int x, int nbline, int offset, Text_AlignModeTypdef mode)
+* @brief the clearScreen function clears the screen and set a green background
+* @param x: the integer to print on the LCD screen
+* @param nbline: the line in which the number is to be printed
+* @param offset: the offset with which the number is to be printed
+* @param mode: the align mode
+* @return nothing
+*/
+void showIntegerScreen(int x, int nbline, int offset, Text_AlignModeTypdef mode){
+    TEXT t;
+    sprintf((char *)t, "x=%d", x);
+    BSP_LCD_DisplayStringAt(offset,LINE(nbline),(uint8_t*)"                              ",mode); //clears the line.
+    BSP_LCD_DisplayStringAt(offset,LINE(nbline),(uint8_t*)&t,mode);
+}
+