CRAC Team / Mbed 2 deprecated DISCO-F469NI_LCD_demo

Automate écran capacitif

Dependencies:   BSP_DISCO_F469NI LCD_DISCO_F469NI SeeedStudioTFTv2 TFT_fonts mbed

Fork of DISCO-F469NI_LCD_demo by ST

F469_GUI/Button.cpp@2:2182df2d7810, 2017-03-31 (annotated)

Committer:
SquirrelGod
Date:
Fri Mar 31 15:36:26 2017 +0000
Revision:
2:2182df2d7810
Programme ?cran capacitif

Who changed what in which revision?

UserRevisionLine numberNew contents of line
SquirrelGod 2:2182df2d7810 1 //-----------------------------------------------------------
SquirrelGod 2:2182df2d7810 2 // Button class handling multi-touch
SquirrelGod 2:2182df2d7810 3 // Multi-touch: Enabled (default)
SquirrelGod 2:2182df2d7810 4 //
SquirrelGod 2:2182df2d7810 5 // 2016/04/08, Copyright (c) 2016 MIKAMI, Naoki
SquirrelGod 2:2182df2d7810 6 //-----------------------------------------------------------
SquirrelGod 2:2182df2d7810 7
SquirrelGod 2:2182df2d7810 8 #include "Button.hpp"
SquirrelGod 2:2182df2d7810 9
SquirrelGod 2:2182df2d7810 10 namespace Mikami
SquirrelGod 2:2182df2d7810 11 {
SquirrelGod 2:2182df2d7810 12 // Draw button
SquirrelGod 2:2182df2d7810 13 void Button::Draw(uint32_t color, uint32_t textColor)
SquirrelGod 2:2182df2d7810 14 {
SquirrelGod 2:2182df2d7810 15 if (color == BACK_COLOR_) active_ = true;
SquirrelGod 2:2182df2d7810 16 if (!active_) return;
SquirrelGod 2:2182df2d7810 17 lcd_.SetTextColor(color);
SquirrelGod 2:2182df2d7810 18 lcd_.FillRect(X_, Y_, W_, H_);
SquirrelGod 2:2182df2d7810 19
SquirrelGod 2:2182df2d7810 20 if (STR_.length() != 0)
SquirrelGod 2:2182df2d7810 21 {
SquirrelGod 2:2182df2d7810 22 lcd_.SetFont(FONTS_);
SquirrelGod 2:2182df2d7810 23 lcd_.SetBackColor(color);
SquirrelGod 2:2182df2d7810 24 lcd_.SetTextColor(textColor);
SquirrelGod 2:2182df2d7810 25 uint16_t x0 = X_ + (W_ - FONTS_->Width*(STR_.length()))/2;
SquirrelGod 2:2182df2d7810 26 uint16_t y0 = Y_ + (H_ - FONTS_->Height)/2 + 1;
SquirrelGod 2:2182df2d7810 27 DrawString(x0, y0, STR_);
SquirrelGod 2:2182df2d7810 28 lcd_.SetBackColor(BACK_COLOR_); // recover back color
SquirrelGod 2:2182df2d7810 29 }
SquirrelGod 2:2182df2d7810 30 }
SquirrelGod 2:2182df2d7810 31
SquirrelGod 2:2182df2d7810 32 // Check touch detected
SquirrelGod 2:2182df2d7810 33 bool Button::Touched()
SquirrelGod 2:2182df2d7810 34 {
SquirrelGod 2:2182df2d7810 35 if (!active_) return false;
SquirrelGod 2:2182df2d7810 36 if (!PanelTouched()) return false;
SquirrelGod 2:2182df2d7810 37 if (!IsOnButton()) return false;
SquirrelGod 2:2182df2d7810 38 Draw(TOUCHED_COLOR_, TEXT_COLOR_);
SquirrelGod 2:2182df2d7810 39 return true;
SquirrelGod 2:2182df2d7810 40 }
SquirrelGod 2:2182df2d7810 41
SquirrelGod 2:2182df2d7810 42 // If touched position is on the button, return true
SquirrelGod 2:2182df2d7810 43 bool Button::IsOnButton()
SquirrelGod 2:2182df2d7810 44 {
SquirrelGod 2:2182df2d7810 45 int nTouch = multiTouch_ ? state_.touchDetected : 1;
SquirrelGod 2:2182df2d7810 46 for (int n=0; n<nTouch; n++)
SquirrelGod 2:2182df2d7810 47 {
SquirrelGod 2:2182df2d7810 48 uint16_t x = state_.touchX[n];
SquirrelGod 2:2182df2d7810 49 uint16_t y = state_.touchY[n];
SquirrelGod 2:2182df2d7810 50 if ( (X_ <= x) && (x <= X_+W_) &&
SquirrelGod 2:2182df2d7810 51 (Y_ <= y) && (y <= Y_+H_) ) return true;
SquirrelGod 2:2182df2d7810 52 }
SquirrelGod 2:2182df2d7810 53 return false;
SquirrelGod 2:2182df2d7810 54 }
SquirrelGod 2:2182df2d7810 55
SquirrelGod 2:2182df2d7810 56 void Button::Activate()
SquirrelGod 2:2182df2d7810 57 {
SquirrelGod 2:2182df2d7810 58 active_ = true;
SquirrelGod 2:2182df2d7810 59 Draw();
SquirrelGod 2:2182df2d7810 60 }
SquirrelGod 2:2182df2d7810 61
SquirrelGod 2:2182df2d7810 62 void Button::Inactivate()
SquirrelGod 2:2182df2d7810 63 {
SquirrelGod 2:2182df2d7810 64 Draw(INACTIVE_COLOR_, INACTIVE_TEXT_COLOR_);
SquirrelGod 2:2182df2d7810 65 active_ = false;
SquirrelGod 2:2182df2d7810 66 }
SquirrelGod 2:2182df2d7810 67 }