PHung Tung / F746-GUI

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Dependents:   WAV

Button.cpp@0:4e245f4bc8ac, 2019-06-07 (annotated)

Committer:
phungductung
Date:
Fri Jun 07 05:06:42 2019 +0000
Revision:
0:4e245f4bc8ac
spkt

Who changed what in which revision?

UserRevisionLine numberNew contents of line
phungductung 0:4e245f4bc8ac 1 //-----------------------------------------------------------
phungductung 0:4e245f4bc8ac 2 // Button class handling multi-touch
phungductung 0:4e245f4bc8ac 3 // Multi-touch: Enabled (default)
phungductung 0:4e245f4bc8ac 4 //
phungductung 0:4e245f4bc8ac 5 // 2016/04/08, Copyright (c) 2016 MIKAMI, Naoki
phungductung 0:4e245f4bc8ac 6 //-----------------------------------------------------------
phungductung 0:4e245f4bc8ac 7
phungductung 0:4e245f4bc8ac 8 #include "Button.hpp"
phungductung 0:4e245f4bc8ac 9
phungductung 0:4e245f4bc8ac 10 namespace Mikami
phungductung 0:4e245f4bc8ac 11 {
phungductung 0:4e245f4bc8ac 12 // Draw button
phungductung 0:4e245f4bc8ac 13 void Button::Draw(uint32_t color, uint32_t textColor)
phungductung 0:4e245f4bc8ac 14 {
phungductung 0:4e245f4bc8ac 15 if (color == BACK_COLOR_) active_ = true;
phungductung 0:4e245f4bc8ac 16 if (!active_) return;
phungductung 0:4e245f4bc8ac 17 lcd_.SetTextColor(color);
phungductung 0:4e245f4bc8ac 18 lcd_.FillRect(X_, Y_, W_, H_);
phungductung 0:4e245f4bc8ac 19
phungductung 0:4e245f4bc8ac 20 if (STR_.length() != 0)
phungductung 0:4e245f4bc8ac 21 {
phungductung 0:4e245f4bc8ac 22 lcd_.SetFont(FONTS_);
phungductung 0:4e245f4bc8ac 23 lcd_.SetBackColor(color);
phungductung 0:4e245f4bc8ac 24 lcd_.SetTextColor(textColor);
phungductung 0:4e245f4bc8ac 25 uint16_t x0 = X_ + (W_ - FONTS_->Width*(STR_.length()))/2;
phungductung 0:4e245f4bc8ac 26 uint16_t y0 = Y_ + (H_ - FONTS_->Height)/2 + 1;
phungductung 0:4e245f4bc8ac 27 DrawString(x0, y0, STR_);
phungductung 0:4e245f4bc8ac 28 lcd_.SetBackColor(BACK_COLOR_); // recover back color
phungductung 0:4e245f4bc8ac 29 }
phungductung 0:4e245f4bc8ac 30 }
phungductung 0:4e245f4bc8ac 31
phungductung 0:4e245f4bc8ac 32 // Check touch detected
phungductung 0:4e245f4bc8ac 33 bool Button::Touched()
phungductung 0:4e245f4bc8ac 34 {
phungductung 0:4e245f4bc8ac 35 if (!active_) return false;
phungductung 0:4e245f4bc8ac 36 if (!PanelTouched()) return false;
phungductung 0:4e245f4bc8ac 37 if (!IsOnButton()) return false;
phungductung 0:4e245f4bc8ac 38 Draw(TOUCHED_COLOR_, TEXT_COLOR_);
phungductung 0:4e245f4bc8ac 39 return true;
phungductung 0:4e245f4bc8ac 40 }
phungductung 0:4e245f4bc8ac 41
phungductung 0:4e245f4bc8ac 42 // If touched position is on the button, return true
phungductung 0:4e245f4bc8ac 43 bool Button::IsOnButton()
phungductung 0:4e245f4bc8ac 44 {
phungductung 0:4e245f4bc8ac 45 int nTouch = multiTouch_ ? state_.touchDetected : 1;
phungductung 0:4e245f4bc8ac 46 for (int n=0; n<nTouch; n++)
phungductung 0:4e245f4bc8ac 47 {
phungductung 0:4e245f4bc8ac 48 uint16_t x = state_.touchX[n];
phungductung 0:4e245f4bc8ac 49 uint16_t y = state_.touchY[n];
phungductung 0:4e245f4bc8ac 50 if ( (X_ <= x) && (x <= X_+W_) &&
phungductung 0:4e245f4bc8ac 51 (Y_ <= y) && (y <= Y_+H_) ) return true;
phungductung 0:4e245f4bc8ac 52 }
phungductung 0:4e245f4bc8ac 53 return false;
phungductung 0:4e245f4bc8ac 54 }
phungductung 0:4e245f4bc8ac 55
phungductung 0:4e245f4bc8ac 56 void Button::Activate()
phungductung 0:4e245f4bc8ac 57 {
phungductung 0:4e245f4bc8ac 58 active_ = true;
phungductung 0:4e245f4bc8ac 59 Draw();
phungductung 0:4e245f4bc8ac 60 }
phungductung 0:4e245f4bc8ac 61
phungductung 0:4e245f4bc8ac 62 void Button::Inactivate()
phungductung 0:4e245f4bc8ac 63 {
phungductung 0:4e245f4bc8ac 64 Draw(INACTIVE_COLOR_, INACTIVE_TEXT_COLOR_);
phungductung 0:4e245f4bc8ac 65 active_ = false;
phungductung 0:4e245f4bc8ac 66 }
phungductung 0:4e245f4bc8ac 67 }