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127 lines
3.3 KiB
C++
127 lines
3.3 KiB
C++
#include "VirtualKeyboard.h"
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int VirtualKeyboard::getColLin(int val){
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uint8_t col,lin;
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lin=val/10;
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col=val%10; // saving 36 bytes :(
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/*if(0<=val && 9>=val){
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col=val;
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lin=0;
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}else if(10<=val && 19>=val){
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col=val-10;
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lin=1;
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}else if(20<=val && 29>=val){
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col=val-20;
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lin=2;
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}else if(30<=val && 39>=val){
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col=val-30;
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lin=3;
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}*/
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return (col<<8)+lin; //Put col and lin in one int
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}
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void VirtualKeyboard::run(){
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/** visually select a letter on the keyboard
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* The selection boarder is 1px higher than the character,
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* 1px on the bottom, 2px to the left and 2px to the right.
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*
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*/
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if(!onOff)return;
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//Serial.println(onOff);
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static int oldColLin=0;
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uint8_t val=map(Robot.knobRead(),0,1023,0,38);
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if(val==38)val=37; //The last value is jumpy when using batteries
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int colLin=getColLin(val);
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if(oldColLin!=colLin){
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uint8_t x=(oldColLin>>8 & 0xFF)*11+10;//col*11+1+9
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uint8_t y=(oldColLin & 0xFF)*11+1+top;//lin*11+1+top
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uint8_t w=9;
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if(oldColLin==1795) //last item "Enter", col=7 lin=3
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w=33; //(5+1)*6-1+2+2 charWidth=5, charMargin=1, count("Enter")=6, lastItem_MarginRight=0, marginLeft==marginRight=2
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Robot.drawRect(x,y,w,9,hideColor);
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x=(colLin>>8 & 0xFF)*11+10;
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y=(colLin & 0xFF)*11+1+top;
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w=9;
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if(colLin==1795) //last item "Enter", col=7 lin=3
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w=33; //(5+1)*6-1+2+2 charWidth=5, charMargin=1, count("Enter")=6, lastItem_MarginRight=0, marginLeft==marginRight=2
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Robot.drawRect(x,y,w,9,showColor);
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oldColLin=colLin;
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}
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}
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char VirtualKeyboard::getSelection(){
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if(!onOff)return -1;
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uint8_t val=map(Robot.knobRead(),0,1023,0,38);
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if(0<=val && 9>=val)
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val='0'+val;
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else if(10<=val && 35>=val)
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val='A'+val-10;
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else if(val==36)
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val=' ';
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else if(val>=37)
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val='\0';
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return val;
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}
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void VirtualKeyboard::hide(){
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onOff=false;
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Robot.fillRect(0,top,128,44,hideColor);//11*4
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}
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void VirtualKeyboard::display(uint8_t top, uint16_t showColor, uint16_t hideColor){
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/** Display the keyboard at y position of top
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* formular:
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* When text size is 1, one character is 5*7
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* margin-left==margin-right==3,
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* margin-top==margin-bottom==2,
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* keyWidth=5+3+3==11,
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* keyHeight=7+2+2==11,
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* keyboard-margin-left=keyboard-margin-right==9
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* so character-x=11*col+9+3=11*col+12
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* character-y=11*lin+2+top
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*
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**/
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this->top=top;
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this->onOff=true;
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this->showColor=showColor;
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this->hideColor=hideColor;
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for(uint8_t i=0;i<36;i++){
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Robot.setCursor(i%10*11+12,2+top+i/10*11);
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if(i<10)
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Robot.print(char('0'+i));
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else
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Robot.print(char(55+i));//'A'-10=55
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}//for saving 58 bytes :(
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/*for(int i=0;i<10;i++){
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Robot.setCursor(i*11+12,2+top);//11*0+2+top
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Robot.print(char('0'+i));//line_1: 0-9
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}
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for(int i=0;i<10;i++){
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Robot.setCursor(i*11+12,13+top);//11*1+2+top
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Robot.print(char('A'+i));//line_2: A-J
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}
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for(int i=0;i<10;i++){
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Robot.setCursor(i*11+12,24+top);//11*2+2+top
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Robot.print(char('K'+i));//line_3: K-T
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}
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for(int i=0;i<6;i++){
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Robot.setCursor(i*11+12,35+top);//11*3+2+top
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Robot.print(char('U'+i));//line_4: U-Z
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}*/
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//space and enter at the end of the last line.
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Robot.setCursor(78,35+top);//6*11+12=78
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Robot.print('_');//_
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Robot.setCursor(89,35+top);//7*11+12=89
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Robot.print("Enter");//enter
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}
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VirtualKeyboard Vkey=VirtualKeyboard(); |