72 lines
1.8 KiB
C
72 lines
1.8 KiB
C
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// Abstract touch handler (TH) class
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// This is the abstract base class for creating specific touch handlers
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// The touch handler performs the adaption in between the GUIslice framework and any touch driver
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// The touch handler used is specified in the main program by calling gslc_InitTouchHandler(&touchHandler);
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/// \file GUIslice_th.h
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#ifndef _GUISLICE_TH_H_
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#define _GUISLICE_TH_H_
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#include <Arduino.h>
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///////////////////////////////////////////////////
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// Point x,y,z Class for usage in the touch handler
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class THPoint {
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public:
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THPoint(void);
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THPoint(uint16_t x, uint16_t y, uint16_t z);
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bool operator==(THPoint);
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bool operator!=(THPoint);
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uint16_t x, y, z;
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};
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///////////////////////////////////////////////////
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// Abstract TouchHandler - you have to inherit this
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class TouchHandler {
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public:
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//in order to create a specific touch handler you have to write your own constructor
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TouchHandler() {};
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void setSize(uint16_t _disp_xSize, uint16_t _disp_ySize);
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void setCalibration(uint16_t ts_xMin, uint16_t ts_xMax, uint16_t ts_yMin, uint16_t ts_yMax);
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//order of operations: map, swap, constraint, flip
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void setSwapFlip(bool _swapXY,bool _flipX,bool _flipY);
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THPoint scale(THPoint pIn);
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//in order to create a specific touch handler you have to overwrite this methods
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virtual void begin(void);
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virtual THPoint getPoint(void);
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private:
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//landscape perspective: x: width, y: heigth
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uint16_t disp_xSize = 320;
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uint16_t disp_ySize = 240;
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uint16_t ts_xMin = 0;
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uint16_t ts_xMax = 4095;
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uint16_t ts_yMin = 0;
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uint16_t ts_yMax = 4095;
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bool swapXY = false;
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bool flipX = false;
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bool flipY = false;
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};
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/////////////////////////////////
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// init and set the touch handler
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void gslc_InitTouchHandler(TouchHandler *pTHO);
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TouchHandler* gslc_getTouchHandler(void);
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#endif
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