不韋 呂 / BUTTON_GROUP

Class library: Button class and ButtonGroup class for DISCO-F746NG. クラスライブラリ： DISCO-F746NG 用の，Button クラス，ButtonGroup クラス．

Dependents:   F746_SpectralAnalysis_NoPhoto F746_Fourier_series_of_square_wave_01 F746_ButtonGroup_Demo F746_Mandelbrot ... more

button.cpp

Committer:
MikamiUitOpen
Date:
2015-11-22
Revision:
0:d3038879fed6
Child:
1:57fe493e8db2

File content as of revision 0:d3038879fed6:

//-----------------------------------------------------------
//  Button class
//
//  2015/11/22, Copyright (c) 2015 MIKAMI, Naoki
//-----------------------------------------------------------

#include "button.hpp"

namespace Mikami
{
    // Draw button
    void Button::Draw(uint32_t color, uint32_t textColor)
    {
        lcd_.SetTextColor(color);
        lcd_.FillRect(X_, Y_, W_, H_);

        if (STR_.length() != 0)
        {
            lcd_.SetFont(FONTS_);
            lcd_.SetBackColor(color);
            lcd_.SetTextColor(textColor);

            sFONT *font = lcd_.GetFont();
            uint16_t x0 = X_ + (W_ - (font->Width)*(STR_.length()))/2;
            uint16_t y0 = Y_ + (H_ - font->Height)/2;

            lcd_.DisplayStringAt(x0, y0, (uint8_t *)STR_.c_str(), LEFT_MODE);
            
            lcd_.SetBackColor(BACK_COLOR_); // recover back color
        }            
    }
        
    // Check touch detected
    bool Button::Touched()
    {
        TS_StateTypeDef state;
        ts_.GetState(&state);

        if (state.touchDetected)
        {
            uint16_t x = state.touchX[0];
            uint16_t y = state.touchY[0];

            return ( (X_ <= x) && (x <= X_+W_) &&
                     (Y_ <= y) && (y <= Y_+H_) ) ? true : false;
        }
        else
            return false;
    }
        
    // Check touch detected and redraw button
    bool Button::Touched(uint32_t color, uint32_t textColor)
    {
        bool rtn = Touched();
        if (rtn) Draw(color, textColor);
        return rtn;
    }
}