boting ren / F746_GUI

GUI parts for DISCO-F746NG. GuiBase, Button, ButtonGroup, Label, BlinkLabel, NumericLabel, SeekBar, SeekbarGroup

Dependents:   F746_SD_GraphicEqualizer_ren0620

Fork of F746_GUI by 不韋 呂

SeekBar.cpp@10:5a2068884fd9, 2016-04-27 (annotated)

Committer:
MikamiUitOpen
Date:
Wed Apr 27 00:24:18 2016 +0000
Revision:
10:5a2068884fd9
Parent:
9:c379410bda15
Child:
12:687ec6183385
11

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MikamiUitOpen 0:a2686ef737c2 1 //-----------------------------------------------------------
MikamiUitOpen 0:a2686ef737c2 2 // SeekBar class
MikamiUitOpen 0:a2686ef737c2 3 //
MikamiUitOpen 10:5a2068884fd9 4 // 2016/04/27, Copyright (c) 2016 MIKAMI, Naoki
MikamiUitOpen 0:a2686ef737c2 5 //-----------------------------------------------------------
MikamiUitOpen 0:a2686ef737c2 6
MikamiUitOpen 0:a2686ef737c2 7 #include "SeekBar.hpp"
MikamiUitOpen 0:a2686ef737c2 8
MikamiUitOpen 0:a2686ef737c2 9 namespace Mikami
MikamiUitOpen 0:a2686ef737c2 10 {
MikamiUitOpen 6:b8f197b0012c 11 // Constructor with scale value (only horizontal)
MikamiUitOpen 6:b8f197b0012c 12 SeekBar::SeekBar(uint16_t x, uint16_t y, uint16_t length,
MikamiUitOpen 6:b8f197b0012c 13 float min, float max, float initialValue,
MikamiUitOpen 6:b8f197b0012c 14 string left, string center, string right,
MikamiUitOpen 6:b8f197b0012c 15 uint32_t thumbColor,
MikamiUitOpen 6:b8f197b0012c 16 uint16_t thumbSize, uint16_t width,
MikamiUitOpen 6:b8f197b0012c 17 uint32_t colorL, uint32_t colorH,
MikamiUitOpen 6:b8f197b0012c 18 uint32_t backColor)
MikamiUitOpen 6:b8f197b0012c 19 : GuiBase(x, y, Font12, GuiBase::ENUM_TEXT, backColor, thumbColor),
MikamiUitOpen 6:b8f197b0012c 20 L_(length), W_(width),
MikamiUitOpen 6:b8f197b0012c 21 SIZE_(thumbSize), COLOR_L_(colorL), COLOR_H_(colorH),
MikamiUitOpen 6:b8f197b0012c 22 MIN_(min), MAX_(max), ORIENT_(Holizontal),
MikamiUitOpen 9:c379410bda15 23 v_(initialValue), slided_(false), active_(true)
MikamiUitOpen 6:b8f197b0012c 24 {
MikamiUitOpen 6:b8f197b0012c 25 Draw(initialValue);
MikamiUitOpen 6:b8f197b0012c 26 labelL = new Label(x, y-28, left, Label::CENTER);
MikamiUitOpen 6:b8f197b0012c 27 labelC = new Label(x+length/2, y-28, center, Label::CENTER);
MikamiUitOpen 6:b8f197b0012c 28 labelR = new Label(x+length, y-28, right, Label::CENTER);
MikamiUitOpen 6:b8f197b0012c 29 }
MikamiUitOpen 6:b8f197b0012c 30
MikamiUitOpen 0:a2686ef737c2 31 // Slide thumb
MikamiUitOpen 0:a2686ef737c2 32 // If the thumb is not touched, return false
MikamiUitOpen 0:a2686ef737c2 33 bool SeekBar::Slide()
MikamiUitOpen 0:a2686ef737c2 34 {
MikamiUitOpen 5:9c3ea4d4bc6b 35 if (!active_) return false;
MikamiUitOpen 5:9c3ea4d4bc6b 36
MikamiUitOpen 0:a2686ef737c2 37 if (!PanelTouched())
MikamiUitOpen 0:a2686ef737c2 38 {
MikamiUitOpen 0:a2686ef737c2 39 if (slided_) Draw(v_);
MikamiUitOpen 0:a2686ef737c2 40 slided_ = false;
MikamiUitOpen 0:a2686ef737c2 41 return false;
MikamiUitOpen 0:a2686ef737c2 42 }
MikamiUitOpen 0:a2686ef737c2 43
MikamiUitOpen 0:a2686ef737c2 44 uint16_t x, y;
MikamiUitOpen 0:a2686ef737c2 45 bool rtn = IsOnThumb(x, y);
MikamiUitOpen 0:a2686ef737c2 46 if (rtn)
MikamiUitOpen 0:a2686ef737c2 47 {
MikamiUitOpen 0:a2686ef737c2 48 v_ = ToValue(Point(x, y));
MikamiUitOpen 0:a2686ef737c2 49 Draw(v_, true);
MikamiUitOpen 0:a2686ef737c2 50 slided_ = true;
MikamiUitOpen 0:a2686ef737c2 51 }
MikamiUitOpen 0:a2686ef737c2 52
MikamiUitOpen 0:a2686ef737c2 53 return rtn;
MikamiUitOpen 0:a2686ef737c2 54 }
MikamiUitOpen 6:b8f197b0012c 55
MikamiUitOpen 5:9c3ea4d4bc6b 56 void SeekBar::Activate()
MikamiUitOpen 5:9c3ea4d4bc6b 57 {
MikamiUitOpen 5:9c3ea4d4bc6b 58 active_ = true;
MikamiUitOpen 5:9c3ea4d4bc6b 59 Draw(v_);
MikamiUitOpen 6:b8f197b0012c 60 if (labelL != NULL)
MikamiUitOpen 6:b8f197b0012c 61 {
MikamiUitOpen 6:b8f197b0012c 62 labelL->Draw(TEXT_COLOR_);
MikamiUitOpen 6:b8f197b0012c 63 labelC->Draw(TEXT_COLOR_);
MikamiUitOpen 6:b8f197b0012c 64 labelR->Draw(TEXT_COLOR_);
MikamiUitOpen 6:b8f197b0012c 65 }
MikamiUitOpen 5:9c3ea4d4bc6b 66 }
MikamiUitOpen 6:b8f197b0012c 67
MikamiUitOpen 5:9c3ea4d4bc6b 68 void SeekBar::Inactivate()
MikamiUitOpen 5:9c3ea4d4bc6b 69 {
MikamiUitOpen 5:9c3ea4d4bc6b 70 active_ = false;
MikamiUitOpen 5:9c3ea4d4bc6b 71 Draw(v_);
MikamiUitOpen 6:b8f197b0012c 72 if (labelL != NULL)
MikamiUitOpen 6:b8f197b0012c 73 {
MikamiUitOpen 6:b8f197b0012c 74 labelL->Draw(INACTIVE_TEXT_COLOR_);
MikamiUitOpen 6:b8f197b0012c 75 labelC->Draw(INACTIVE_TEXT_COLOR_);
MikamiUitOpen 6:b8f197b0012c 76 labelR->Draw(INACTIVE_TEXT_COLOR_);
MikamiUitOpen 6:b8f197b0012c 77 }
MikamiUitOpen 5:9c3ea4d4bc6b 78 }
MikamiUitOpen 0:a2686ef737c2 79
MikamiUitOpen 9:c379410bda15 80 // If touched position is on the thumb, return true
MikamiUitOpen 9:c379410bda15 81 bool SeekBar::IsOnThumb(uint16_t &x, uint16_t &y)
MikamiUitOpen 9:c379410bda15 82 {
MikamiUitOpen 9:c379410bda15 83 x = state_.touchX[0];
MikamiUitOpen 9:c379410bda15 84 y = state_.touchY[0];
MikamiUitOpen 9:c379410bda15 85
MikamiUitOpen 9:c379410bda15 86 Point pt = ToPoint(v_);
MikamiUitOpen 9:c379410bda15 87 if (ORIENT_ == Holizontal)
MikamiUitOpen 9:c379410bda15 88 {
MikamiUitOpen 9:c379410bda15 89 if ( (pt.x-SIZE_/5 <= x) && (x <= pt.x+SIZE_/5) &&
MikamiUitOpen 9:c379410bda15 90 (pt.y-SIZE_ <= y) && (y <= pt.y+SIZE_) ) return true;
MikamiUitOpen 9:c379410bda15 91 }
MikamiUitOpen 9:c379410bda15 92 else
MikamiUitOpen 9:c379410bda15 93 {
MikamiUitOpen 9:c379410bda15 94 if ( (pt.x-SIZE_ <= x) && (x <= pt.x+SIZE_) &&
MikamiUitOpen 9:c379410bda15 95 (pt.y-SIZE_/5 <= y) && (y <= pt.y+SIZE_/5) ) return true;
MikamiUitOpen 9:c379410bda15 96 }
MikamiUitOpen 9:c379410bda15 97
MikamiUitOpen 9:c379410bda15 98 return false;
MikamiUitOpen 9:c379410bda15 99 }
MikamiUitOpen 9:c379410bda15 100
MikamiUitOpen 0:a2686ef737c2 101 // Draw seekbar
MikamiUitOpen 0:a2686ef737c2 102 void SeekBar::Draw(float value, bool fill)
MikamiUitOpen 0:a2686ef737c2 103 {
MikamiUitOpen 10:5a2068884fd9 104 uint16_t sizeS = (uint16_t)(SIZE_*0.6f);
MikamiUitOpen 0:a2686ef737c2 105 // Erase previous seekbar
MikamiUitOpen 0:a2686ef737c2 106 lcd_.SetTextColor(BACK_COLOR_);
MikamiUitOpen 0:a2686ef737c2 107 if (ORIENT_ == Holizontal)
MikamiUitOpen 10:5a2068884fd9 108 lcd_.FillRect(X_-sizeS/2, Y_-SIZE_/2, L_+sizeS+1, SIZE_+1);
MikamiUitOpen 0:a2686ef737c2 109 else
MikamiUitOpen 10:5a2068884fd9 110 lcd_.FillRect(X_-SIZE_/2, Y_-sizeS/2, SIZE_+1, L_+sizeS+1);
MikamiUitOpen 5:9c3ea4d4bc6b 111
MikamiUitOpen 9:c379410bda15 112 v_ = Saturate(value); // current value
MikamiUitOpen 9:c379410bda15 113 Point pt = ToPoint(v_); // Position of thumb
MikamiUitOpen 0:a2686ef737c2 114
MikamiUitOpen 0:a2686ef737c2 115 // Draw upper line
MikamiUitOpen 5:9c3ea4d4bc6b 116 if (active_) lcd_.SetTextColor(COLOR_H_);
MikamiUitOpen 5:9c3ea4d4bc6b 117 else lcd_.SetTextColor(INACTIVE_TEXT_COLOR_-0x404040);
MikamiUitOpen 0:a2686ef737c2 118 if (ORIENT_ == Holizontal)
MikamiUitOpen 0:a2686ef737c2 119 lcd_.FillRect(pt.x, Y_-W_/4, X_+L_-pt.x, W_/2);
MikamiUitOpen 0:a2686ef737c2 120 else
MikamiUitOpen 0:a2686ef737c2 121 lcd_.FillRect(X_-W_/4, Y_, W_/2, pt.y-Y_);
MikamiUitOpen 0:a2686ef737c2 122
MikamiUitOpen 0:a2686ef737c2 123 // Draw lower line
MikamiUitOpen 5:9c3ea4d4bc6b 124 if (active_) lcd_.SetTextColor(COLOR_L_);
MikamiUitOpen 5:9c3ea4d4bc6b 125 else lcd_.SetTextColor(INACTIVE_TEXT_COLOR_-0x202020);
MikamiUitOpen 0:a2686ef737c2 126 if ((ORIENT_ == Holizontal) && ((pt.x-X_) > 0))
MikamiUitOpen 0:a2686ef737c2 127 lcd_.FillRect(X_, Y_-W_/2, pt.x-X_, W_);
MikamiUitOpen 0:a2686ef737c2 128 if ((ORIENT_ == Vertical) && ((Y_+L_-pt.y) > 0))
MikamiUitOpen 0:a2686ef737c2 129 lcd_.FillRect(X_-W_/2, pt.y, W_, Y_+L_-pt.y);
MikamiUitOpen 0:a2686ef737c2 130
MikamiUitOpen 0:a2686ef737c2 131 // Draw thumb
MikamiUitOpen 5:9c3ea4d4bc6b 132 if (active_) lcd_.SetTextColor(CREATED_COLOR_);
MikamiUitOpen 5:9c3ea4d4bc6b 133 else lcd_.SetTextColor(INACTIVE_TEXT_COLOR_);
MikamiUitOpen 10:5a2068884fd9 134 uint16_t width = SIZE_;
MikamiUitOpen 10:5a2068884fd9 135 uint16_t height = SIZE_;
MikamiUitOpen 10:5a2068884fd9 136 if (ORIENT_ == Holizontal) width = sizeS;
MikamiUitOpen 10:5a2068884fd9 137 else height = sizeS;
MikamiUitOpen 10:5a2068884fd9 138 uint16_t xPos = pt.x - width/2;
MikamiUitOpen 10:5a2068884fd9 139 uint16_t yPos = pt.y - height/2;
MikamiUitOpen 10:5a2068884fd9 140
MikamiUitOpen 0:a2686ef737c2 141 if (fill)
MikamiUitOpen 10:5a2068884fd9 142 lcd_.FillRect(xPos, yPos, width+1, height+1);
MikamiUitOpen 0:a2686ef737c2 143 else
MikamiUitOpen 10:5a2068884fd9 144 {
MikamiUitOpen 10:5a2068884fd9 145 lcd_.DrawRect(xPos, yPos, width, height);
MikamiUitOpen 10:5a2068884fd9 146 lcd_.DrawHLine(pt.x+width/2, pt.y+height/2, 1);
MikamiUitOpen 10:5a2068884fd9 147 if (v_ == MAX_) lcd_.DrawHLine(xPos, yPos, width); // should not be necessary
MikamiUitOpen 10:5a2068884fd9 148 if (ORIENT_ == Holizontal)
MikamiUitOpen 10:5a2068884fd9 149 lcd_.DrawVLine(pt.x, yPos+3, SIZE_-5);
MikamiUitOpen 10:5a2068884fd9 150 else
MikamiUitOpen 10:5a2068884fd9 151 lcd_.DrawHLine(xPos+3, pt.y, SIZE_-5);
MikamiUitOpen 10:5a2068884fd9 152 }
MikamiUitOpen 0:a2686ef737c2 153 }
MikamiUitOpen 0:a2686ef737c2 154
MikamiUitOpen 0:a2686ef737c2 155 SeekBar::Point SeekBar::ToPoint(float value)
MikamiUitOpen 0:a2686ef737c2 156 {
MikamiUitOpen 0:a2686ef737c2 157 if (ORIENT_ == Holizontal)
MikamiUitOpen 10:5a2068884fd9 158 return Point(X_ + Round(L_*(value - MIN_)/(MAX_ - MIN_)), Y_);
MikamiUitOpen 0:a2686ef737c2 159 else
MikamiUitOpen 10:5a2068884fd9 160 return Point(X_, Y_ + L_ - Round(L_*(value - MIN_)/(MAX_ - MIN_)));
MikamiUitOpen 0:a2686ef737c2 161 }
MikamiUitOpen 0:a2686ef737c2 162
MikamiUitOpen 0:a2686ef737c2 163 float SeekBar::ToValue(Point pt)
MikamiUitOpen 0:a2686ef737c2 164 {
MikamiUitOpen 0:a2686ef737c2 165 float value;
MikamiUitOpen 0:a2686ef737c2 166 if (ORIENT_ == Holizontal)
MikamiUitOpen 0:a2686ef737c2 167 value = (pt.x - X_)*(MAX_ - MIN_)/(float)L_ + MIN_;
MikamiUitOpen 0:a2686ef737c2 168 else
MikamiUitOpen 0:a2686ef737c2 169 value = -(pt.y - Y_ - L_)*(MAX_ - MIN_)/(float)L_ + MIN_;
MikamiUitOpen 0:a2686ef737c2 170 return Saturate(value);
MikamiUitOpen 0:a2686ef737c2 171 }
MikamiUitOpen 0:a2686ef737c2 172
MikamiUitOpen 0:a2686ef737c2 173 float SeekBar::Saturate(float value)
MikamiUitOpen 0:a2686ef737c2 174 {
MikamiUitOpen 0:a2686ef737c2 175 if (value < MIN_) value = MIN_;
MikamiUitOpen 0:a2686ef737c2 176 if (value > MAX_) value = MAX_;
MikamiUitOpen 0:a2686ef737c2 177 return value;
MikamiUitOpen 0:a2686ef737c2 178 }
MikamiUitOpen 0:a2686ef737c2 179 }