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/SeekBar.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 // SeekBar class
SquirrelGod 2:2182df2d7810 3 //
SquirrelGod 2:2182df2d7810 4 // 2016/07/12, Copyright (c) 2016 MIKAMI, Naoki
SquirrelGod 2:2182df2d7810 5 //-----------------------------------------------------------
SquirrelGod 2:2182df2d7810 6
SquirrelGod 2:2182df2d7810 7 #include "SeekBar.hpp"
SquirrelGod 2:2182df2d7810 8
SquirrelGod 2:2182df2d7810 9 namespace Mikami
SquirrelGod 2:2182df2d7810 10 {
SquirrelGod 2:2182df2d7810 11 // Constructor with scale value (only horizontal)
SquirrelGod 2:2182df2d7810 12 SeekBar::SeekBar(uint16_t x, uint16_t y, uint16_t length,
SquirrelGod 2:2182df2d7810 13 float min, float max, float initialValue,
SquirrelGod 2:2182df2d7810 14 string left, string center, string right,
SquirrelGod 2:2182df2d7810 15 uint32_t thumbColor,
SquirrelGod 2:2182df2d7810 16 uint16_t thumbSize, uint16_t width,
SquirrelGod 2:2182df2d7810 17 uint32_t colorL, uint32_t colorH,
SquirrelGod 2:2182df2d7810 18 uint32_t backColor)
SquirrelGod 2:2182df2d7810 19 : GuiBase(x, y, Font12, GuiBase::ENUM_TEXT, backColor, thumbColor),
SquirrelGod 2:2182df2d7810 20 L_(length), W_(width),
SquirrelGod 2:2182df2d7810 21 SIZE_(thumbSize), COLOR_L_(colorL), COLOR_H_(colorH),
SquirrelGod 2:2182df2d7810 22 MIN_(min), MAX_(max), ORIENT_(Holizontal), v_(initialValue),
SquirrelGod 2:2182df2d7810 23 labelOn_(true), slided_(false), active_(true)
SquirrelGod 2:2182df2d7810 24 {
SquirrelGod 2:2182df2d7810 25 Draw(initialValue);
SquirrelGod 2:2182df2d7810 26 uint16_t y0 = y - thumbSize/2 - 13;
SquirrelGod 2:2182df2d7810 27 labelLCR_[0] = new Label(x, y0, left, Label::CENTER);
SquirrelGod 2:2182df2d7810 28 labelLCR_[1] = new Label(x+length/2, y0, center, Label::CENTER);
SquirrelGod 2:2182df2d7810 29 labelLCR_[2] = new Label(x+length, y0, right, Label::CENTER);
SquirrelGod 2:2182df2d7810 30 }
SquirrelGod 2:2182df2d7810 31
SquirrelGod 2:2182df2d7810 32 SeekBar::~SeekBar()
SquirrelGod 2:2182df2d7810 33 {
SquirrelGod 2:2182df2d7810 34 if (labelOn_)
SquirrelGod 2:2182df2d7810 35 for (int n=0; n<3; n++) delete labelLCR_[n];
SquirrelGod 2:2182df2d7810 36 }
SquirrelGod 2:2182df2d7810 37
SquirrelGod 2:2182df2d7810 38 // Slide thumb
SquirrelGod 2:2182df2d7810 39 // If the thumb is not touched, return false
SquirrelGod 2:2182df2d7810 40 bool SeekBar::Slide()
SquirrelGod 2:2182df2d7810 41 {
SquirrelGod 2:2182df2d7810 42 if (!active_) return false;
SquirrelGod 2:2182df2d7810 43
SquirrelGod 2:2182df2d7810 44 if (!PanelTouched())
SquirrelGod 2:2182df2d7810 45 {
SquirrelGod 2:2182df2d7810 46 if (slided_) Draw(v_);
SquirrelGod 2:2182df2d7810 47 slided_ = false;
SquirrelGod 2:2182df2d7810 48 return false;
SquirrelGod 2:2182df2d7810 49 }
SquirrelGod 2:2182df2d7810 50
SquirrelGod 2:2182df2d7810 51 uint16_t x, y;
SquirrelGod 2:2182df2d7810 52 bool rtn = IsOnThumb(x, y);
SquirrelGod 2:2182df2d7810 53 if (rtn || slided_)
SquirrelGod 2:2182df2d7810 54 {
SquirrelGod 2:2182df2d7810 55 if (rtn) v_ = ToValue(Point(x, y));
SquirrelGod 2:2182df2d7810 56 Draw(v_, rtn);
SquirrelGod 2:2182df2d7810 57 slided_ = rtn;
SquirrelGod 2:2182df2d7810 58 }
SquirrelGod 2:2182df2d7810 59 return rtn;
SquirrelGod 2:2182df2d7810 60 }
SquirrelGod 2:2182df2d7810 61
SquirrelGod 2:2182df2d7810 62 void SeekBar::Activate()
SquirrelGod 2:2182df2d7810 63 {
SquirrelGod 2:2182df2d7810 64 active_ = true;
SquirrelGod 2:2182df2d7810 65 Draw(v_);
SquirrelGod 2:2182df2d7810 66 if (labelOn_)
SquirrelGod 2:2182df2d7810 67 for (int n=0; n<3; n++) labelLCR_[n]->Draw(TEXT_COLOR_);
SquirrelGod 2:2182df2d7810 68 }
SquirrelGod 2:2182df2d7810 69
SquirrelGod 2:2182df2d7810 70 void SeekBar::Inactivate()
SquirrelGod 2:2182df2d7810 71 {
SquirrelGod 2:2182df2d7810 72 active_ = false;
SquirrelGod 2:2182df2d7810 73 Draw(v_);
SquirrelGod 2:2182df2d7810 74 if (labelOn_)
SquirrelGod 2:2182df2d7810 75 for (int n=0; n<3; n++) labelLCR_[n]->Draw(INACTIVE_TEXT_COLOR_);
SquirrelGod 2:2182df2d7810 76 }
SquirrelGod 2:2182df2d7810 77
SquirrelGod 2:2182df2d7810 78 // If touched position is on the thumb, return true
SquirrelGod 2:2182df2d7810 79 bool SeekBar::IsOnThumb(uint16_t &x, uint16_t &y)
SquirrelGod 2:2182df2d7810 80 {
SquirrelGod 2:2182df2d7810 81 x = state_.touchX[0];
SquirrelGod 2:2182df2d7810 82 y = state_.touchY[0];
SquirrelGod 2:2182df2d7810 83
SquirrelGod 2:2182df2d7810 84 uint16_t th = SIZE_/2;
SquirrelGod 2:2182df2d7810 85 Point pt = ToPoint(v_);
SquirrelGod 2:2182df2d7810 86 if (ORIENT_ == Holizontal)
SquirrelGod 2:2182df2d7810 87 {
SquirrelGod 2:2182df2d7810 88 if ( (pt.x-th <= x) && (x <= pt.x+th) &&
SquirrelGod 2:2182df2d7810 89 (pt.y-th <= y) && (y <= pt.y+th) ) return true;
SquirrelGod 2:2182df2d7810 90 }
SquirrelGod 2:2182df2d7810 91 else
SquirrelGod 2:2182df2d7810 92 {
SquirrelGod 2:2182df2d7810 93 if ( (pt.x-th <= x) && (x <= pt.x+th) &&
SquirrelGod 2:2182df2d7810 94 (pt.y-th <= y) && (y <= pt.y+th) ) return true;
SquirrelGod 2:2182df2d7810 95 }
SquirrelGod 2:2182df2d7810 96
SquirrelGod 2:2182df2d7810 97 return false;
SquirrelGod 2:2182df2d7810 98 }
SquirrelGod 2:2182df2d7810 99
SquirrelGod 2:2182df2d7810 100 // Draw seekbar
SquirrelGod 2:2182df2d7810 101 void SeekBar::Draw(float value, bool fill)
SquirrelGod 2:2182df2d7810 102 {
SquirrelGod 2:2182df2d7810 103 uint16_t sizeS = (uint16_t)(SIZE_*0.6f);
SquirrelGod 2:2182df2d7810 104 // Erase previous seekbar
SquirrelGod 2:2182df2d7810 105 lcd_.SetTextColor(BACK_COLOR_);
SquirrelGod 2:2182df2d7810 106 if (ORIENT_ == Holizontal)
SquirrelGod 2:2182df2d7810 107 lcd_.FillRect(X_-sizeS/2, Y_-SIZE_/2, L_+sizeS+1, SIZE_+1);
SquirrelGod 2:2182df2d7810 108 else
SquirrelGod 2:2182df2d7810 109 lcd_.FillRect(X_-SIZE_/2, Y_-sizeS/2, SIZE_+1, L_+sizeS+1);
SquirrelGod 2:2182df2d7810 110
SquirrelGod 2:2182df2d7810 111 v_ = Saturate(value); // current value
SquirrelGod 2:2182df2d7810 112 Point pt = ToPoint(v_); // Position of thumb
SquirrelGod 2:2182df2d7810 113
SquirrelGod 2:2182df2d7810 114 // Draw upper line
SquirrelGod 2:2182df2d7810 115 if (active_) lcd_.SetTextColor(COLOR_H_);
SquirrelGod 2:2182df2d7810 116 else lcd_.SetTextColor(INACTIVE_TEXT_COLOR_-0x404040);
SquirrelGod 2:2182df2d7810 117 if ((ORIENT_ == Holizontal) && ((X_+L_-pt.x) > 0))
SquirrelGod 2:2182df2d7810 118 lcd_.FillRect(pt.x, Y_-W_/4, X_+L_-pt.x, W_/2);
SquirrelGod 2:2182df2d7810 119 if ((ORIENT_ == Vertical) && ((pt.y-Y_) > 0))
SquirrelGod 2:2182df2d7810 120 lcd_.FillRect(X_-W_/4, Y_, W_/2, pt.y-Y_);
SquirrelGod 2:2182df2d7810 121
SquirrelGod 2:2182df2d7810 122 // Draw lower line
SquirrelGod 2:2182df2d7810 123 if (active_) lcd_.SetTextColor(COLOR_L_);
SquirrelGod 2:2182df2d7810 124 else lcd_.SetTextColor(INACTIVE_TEXT_COLOR_-0x202020);
SquirrelGod 2:2182df2d7810 125 if ((ORIENT_ == Holizontal) && ((pt.x-X_) > 0))
SquirrelGod 2:2182df2d7810 126 lcd_.FillRect(X_, Y_-W_/2, pt.x-X_, W_);
SquirrelGod 2:2182df2d7810 127 if ((ORIENT_ == Vertical) && ((Y_+L_-pt.y) > 0))
SquirrelGod 2:2182df2d7810 128 lcd_.FillRect(X_-W_/2, pt.y, W_, Y_+L_-pt.y);
SquirrelGod 2:2182df2d7810 129
SquirrelGod 2:2182df2d7810 130 // Draw thumb
SquirrelGod 2:2182df2d7810 131 if (active_) lcd_.SetTextColor(CREATED_COLOR_);
SquirrelGod 2:2182df2d7810 132 else lcd_.SetTextColor(INACTIVE_TEXT_COLOR_);
SquirrelGod 2:2182df2d7810 133 uint16_t width = SIZE_;
SquirrelGod 2:2182df2d7810 134 uint16_t height = SIZE_;
SquirrelGod 2:2182df2d7810 135 if (ORIENT_ == Holizontal) width = sizeS;
SquirrelGod 2:2182df2d7810 136 else height = sizeS;
SquirrelGod 2:2182df2d7810 137 uint16_t xPos = pt.x - width/2;
SquirrelGod 2:2182df2d7810 138 uint16_t yPos = pt.y - height/2;
SquirrelGod 2:2182df2d7810 139
SquirrelGod 2:2182df2d7810 140 if (fill)
SquirrelGod 2:2182df2d7810 141 lcd_.FillRect(xPos, yPos, width+1, height+1);
SquirrelGod 2:2182df2d7810 142 else
SquirrelGod 2:2182df2d7810 143 {
SquirrelGod 2:2182df2d7810 144 lcd_.DrawRect(xPos, yPos, width, height);
SquirrelGod 2:2182df2d7810 145 lcd_.DrawHLine(pt.x+width/2, pt.y+height/2, 1);
SquirrelGod 2:2182df2d7810 146 lcd_.DrawRect(xPos+1, yPos+1, width-2, height-2);
SquirrelGod 2:2182df2d7810 147 lcd_.DrawHLine(pt.x+width/2-1, pt.y+height/2-1, 1);
SquirrelGod 2:2182df2d7810 148 if (ORIENT_ == Holizontal)
SquirrelGod 2:2182df2d7810 149 lcd_.DrawVLine(pt.x, yPos+4, SIZE_-7);
SquirrelGod 2:2182df2d7810 150 else
SquirrelGod 2:2182df2d7810 151 lcd_.DrawHLine(xPos+4, pt.y, SIZE_-7);
SquirrelGod 2:2182df2d7810 152 }
SquirrelGod 2:2182df2d7810 153 }
SquirrelGod 2:2182df2d7810 154
SquirrelGod 2:2182df2d7810 155 void SeekBar::Redraw(bool fill)
SquirrelGod 2:2182df2d7810 156 {
SquirrelGod 2:2182df2d7810 157 Draw(GetValue(), fill);
SquirrelGod 2:2182df2d7810 158 if (labelOn_)
SquirrelGod 2:2182df2d7810 159 for (int n=0; n<3; n++) labelLCR_[n]->Draw(TEXT_COLOR_);
SquirrelGod 2:2182df2d7810 160 }
SquirrelGod 2:2182df2d7810 161
SquirrelGod 2:2182df2d7810 162 SeekBar::Point SeekBar::ToPoint(float value)
SquirrelGod 2:2182df2d7810 163 {
SquirrelGod 2:2182df2d7810 164 if (ORIENT_ == Holizontal)
SquirrelGod 2:2182df2d7810 165 return Point(X_ + Round(L_*(value - MIN_)/(MAX_ - MIN_)), Y_);
SquirrelGod 2:2182df2d7810 166 else
SquirrelGod 2:2182df2d7810 167 return Point(X_, Y_ + L_ - Round(L_*(value - MIN_)/(MAX_ - MIN_)));
SquirrelGod 2:2182df2d7810 168 }
SquirrelGod 2:2182df2d7810 169
SquirrelGod 2:2182df2d7810 170 float SeekBar::ToValue(Point pt)
SquirrelGod 2:2182df2d7810 171 {
SquirrelGod 2:2182df2d7810 172 float value;
SquirrelGod 2:2182df2d7810 173 if (ORIENT_ == Holizontal)
SquirrelGod 2:2182df2d7810 174 value = (pt.x - X_)*(MAX_ - MIN_)/(float)L_ + MIN_;
SquirrelGod 2:2182df2d7810 175 else
SquirrelGod 2:2182df2d7810 176 value = -(pt.y - Y_ - L_)*(MAX_ - MIN_)/(float)L_ + MIN_;
SquirrelGod 2:2182df2d7810 177 return Saturate(value);
SquirrelGod 2:2182df2d7810 178 }
SquirrelGod 2:2182df2d7810 179
SquirrelGod 2:2182df2d7810 180 float SeekBar::Saturate(float value)
SquirrelGod 2:2182df2d7810 181 {
SquirrelGod 2:2182df2d7810 182 if (value < MIN_) value = MIN_;
SquirrelGod 2:2182df2d7810 183 if (value > MAX_) value = MAX_;
SquirrelGod 2:2182df2d7810 184 return value;
SquirrelGod 2:2182df2d7810 185 }
SquirrelGod 2:2182df2d7810 186 }
SquirrelGod 2:2182df2d7810 187