init Files

libraries/TFT_eSPI/Extensions/Button.h

@@ -0,0 +1,44 @@
+/***************************************************************************************
+// The following button class has been ported over from the Adafruit_GFX library so
+// should be compatible.
+// A slightly different implementation in this TFT_eSPI library allows the button
+// legends to be in any font, allow longer labels and to adjust text positioning
+// within button
+***************************************************************************************/
+
+class TFT_eSPI_Button
+{
+ public:
+  TFT_eSPI_Button(void);
+  // "Classic" initButton() uses centre & size
+  void     initButton(TFT_eSPI *gfx, int16_t x, int16_t y,
+  uint16_t w, uint16_t h, uint16_t outline, uint16_t fill,
+  uint16_t textcolor, char *label, uint8_t textsize);
+
+  // New/alt initButton() uses upper-left corner & size
+  void     initButtonUL(TFT_eSPI *gfx, int16_t x1, int16_t y1,
+  uint16_t w, uint16_t h, uint16_t outline, uint16_t fill,
+  uint16_t textcolor, char *label, uint8_t textsize);
+  
+  // Adjust text datum and x, y deltas
+  void     setLabelDatum(int16_t x_delta, int16_t y_delta, uint8_t datum = MC_DATUM);
+  
+  void     drawButton(bool inverted = false, String long_name = "");
+  bool     contains(int16_t x, int16_t y);
+
+  void     press(bool p);
+  bool     isPressed();
+  bool     justPressed();
+  bool     justReleased();
+
+ private:
+  TFT_eSPI *_gfx;
+  int16_t  _x1, _y1; // Coordinates of top-left corner of button
+  int16_t  _xd, _yd; // Button text datum offsets (wrt centre of button)
+  uint16_t _w, _h;   // Width and height of button
+  uint8_t  _textsize, _textdatum; // Text size multiplier and text datum for button
+  uint16_t _outlinecolor, _fillcolor, _textcolor;
+  char     _label[10]; // Button text is 9 chars maximum unless long_name used
+
+  bool  currstate, laststate; // Button states
+};