Henrik Ekblad
2fd948fc66
Upgraded RF24 to latest version which supports SoftSPI. Added DigitalIO and UTFT libraries to support the new example. Fix problem reported in RelayWithButtonActuator example.
270 lines
7.8 KiB
C++
270 lines
7.8 KiB
C++
/*
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UTFT_Buttons.cpp - Add-on Library for UTFT: Buttons
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Copyright (C)2013 Henning Karlsen. All right reserved
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This library adds simple but easy to use buttons to extend the use
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of the UTFT and UTouch libraries.
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You can always find the latest version of the library at
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http://electronics.henningkarlsen.com/
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If you make any modifications or improvements to the code, I would
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appreciate that you share the code with me so that I might include
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it in the next release. I can be contacted through
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http://electronics.henningkarlsen.com/contact.php.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the CC BY-NC-SA 3.0 license.
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Please see the included documents for further information.
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*/
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#include "UTFT_Buttons.h"
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#include <UTFT.h>
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#include <UTouch.h>
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UTFT_Buttons::UTFT_Buttons(UTFT *ptrUTFT, UTouch *ptrUTouch)
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{
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_UTFT = ptrUTFT;
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_UTouch = ptrUTouch;
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deleteAllButtons();
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_color_text = VGA_WHITE;
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_color_text_inactive = VGA_GRAY;
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_color_background = VGA_BLUE;
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_color_border = VGA_WHITE;
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_color_hilite = VGA_RED;
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_font_text = NULL;
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_font_symbol = NULL;
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}
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int UTFT_Buttons::addButton(uint16_t x, uint16_t y, uint16_t width, uint16_t height, char *label, uint16_t flags)
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{
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int btcnt = 0;
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while (((buttons[btcnt].flags & BUTTON_UNUSED) == 0) and (btcnt<MAX_BUTTONS))
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btcnt++;
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if (btcnt == MAX_BUTTONS)
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return -1;
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else
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{
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buttons[btcnt].pos_x = x;
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buttons[btcnt].pos_y = y;
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buttons[btcnt].width = width;
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buttons[btcnt].height = height;
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buttons[btcnt].flags = flags;
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buttons[btcnt].label = label;
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buttons[btcnt].data = NULL;
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return btcnt;
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}
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}
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int UTFT_Buttons::addButton(uint16_t x, uint16_t y, uint16_t width, uint16_t height, bitmapdatatype data, uint16_t flags)
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{
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int btcnt = 0;
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while (((buttons[btcnt].flags & BUTTON_UNUSED) == 0) and (btcnt<MAX_BUTTONS))
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btcnt++;
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if (btcnt == MAX_BUTTONS)
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return -1;
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else
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{
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buttons[btcnt].pos_x = x;
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buttons[btcnt].pos_y = y;
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buttons[btcnt].width = width;
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buttons[btcnt].height = height;
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buttons[btcnt].flags = flags | BUTTON_BITMAP;
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buttons[btcnt].label = NULL;
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buttons[btcnt].data = data;
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return btcnt;
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}
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}
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void UTFT_Buttons::drawButtons()
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{
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for (int i=0;i<MAX_BUTTONS;i++)
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{
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if ((buttons[i].flags & BUTTON_UNUSED) == 0)
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drawButton(i);
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}
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}
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void UTFT_Buttons::drawButton(int buttonID)
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{
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int text_x, text_y;
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uint8_t *_font_current = _UTFT->getFont();;
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word _current_color = _UTFT->getColor();
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word _current_back = _UTFT->getBackColor();
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if (buttons[buttonID].flags & BUTTON_BITMAP)
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{
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_UTFT->drawBitmap(buttons[buttonID].pos_x, buttons[buttonID].pos_y, buttons[buttonID].width, buttons[buttonID].height, buttons[buttonID].data);
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if (!(buttons[buttonID].flags & BUTTON_NO_BORDER))
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{
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if ((buttons[buttonID].flags & BUTTON_DISABLED))
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_UTFT->setColor(_color_text_inactive);
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else
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_UTFT->setColor(_color_border);
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_UTFT->drawRect(buttons[buttonID].pos_x, buttons[buttonID].pos_y, buttons[buttonID].pos_x+buttons[buttonID].width, buttons[buttonID].pos_y+buttons[buttonID].height);
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}
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}
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else
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{
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_UTFT->setColor(_color_background);
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_UTFT->fillRoundRect(buttons[buttonID].pos_x, buttons[buttonID].pos_y, buttons[buttonID].pos_x+buttons[buttonID].width, buttons[buttonID].pos_y+buttons[buttonID].height);
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_UTFT->setColor(_color_border);
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_UTFT->drawRoundRect(buttons[buttonID].pos_x, buttons[buttonID].pos_y, buttons[buttonID].pos_x+buttons[buttonID].width, buttons[buttonID].pos_y+buttons[buttonID].height);
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if (buttons[buttonID].flags & BUTTON_DISABLED)
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_UTFT->setColor(_color_text_inactive);
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else
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_UTFT->setColor(_color_text);
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if (buttons[buttonID].flags & BUTTON_SYMBOL)
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{
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_UTFT->setFont(_font_symbol);
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text_x = (buttons[buttonID].width/2) - (_UTFT->getFontXsize()/2) + buttons[buttonID].pos_x;
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text_y = (buttons[buttonID].height/2) - (_UTFT->getFontYsize()/2) + buttons[buttonID].pos_y;
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}
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else
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{
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_UTFT->setFont(_font_text);
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text_x = ((buttons[buttonID].width/2) - ((strlen(buttons[buttonID].label) * _UTFT->getFontXsize())/2)) + buttons[buttonID].pos_x;
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text_y = (buttons[buttonID].height/2) - (_UTFT->getFontYsize()/2) + buttons[buttonID].pos_y;
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}
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_UTFT->setBackColor(_color_background);
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_UTFT->print(buttons[buttonID].label, text_x, text_y);
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if ((buttons[buttonID].flags & BUTTON_SYMBOL) and (buttons[buttonID].flags & BUTTON_SYMBOL_REP_3X))
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{
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_UTFT->print(buttons[buttonID].label, text_x-_UTFT->getFontXsize(), text_y);
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_UTFT->print(buttons[buttonID].label, text_x+_UTFT->getFontXsize(), text_y);
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}
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}
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_UTFT->setFont(_font_current);
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_UTFT->setColor(_current_color);
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_UTFT->setBackColor(_current_back);
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}
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void UTFT_Buttons::enableButton(int buttonID, boolean redraw)
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{
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if (!(buttons[buttonID].flags & BUTTON_UNUSED))
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{
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buttons[buttonID].flags = buttons[buttonID].flags & ~BUTTON_DISABLED;
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if (redraw)
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drawButton(buttonID);
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}
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}
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void UTFT_Buttons::disableButton(int buttonID, boolean redraw)
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{
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if (!(buttons[buttonID].flags & BUTTON_UNUSED))
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{
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buttons[buttonID].flags = buttons[buttonID].flags | BUTTON_DISABLED;
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if (redraw)
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drawButton(buttonID);
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}
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}
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void UTFT_Buttons::relabelButton(int buttonID, char *label, boolean redraw)
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{
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if (!(buttons[buttonID].flags & BUTTON_UNUSED))
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{
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buttons[buttonID].label = label;
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if (redraw)
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drawButton(buttonID);
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}
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}
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boolean UTFT_Buttons::buttonEnabled(int buttonID)
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{
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return !(buttons[buttonID].flags & BUTTON_DISABLED);
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}
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void UTFT_Buttons::deleteButton(int buttonID)
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{
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if (!(buttons[buttonID].flags & BUTTON_UNUSED))
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buttons[buttonID].flags = BUTTON_UNUSED;
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}
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void UTFT_Buttons::deleteAllButtons()
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{
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for (int i=0;i<MAX_BUTTONS;i++)
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{
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buttons[i].pos_x=0;
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buttons[i].pos_y=0;
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buttons[i].width=0;
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buttons[i].height=0;
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buttons[i].flags=BUTTON_UNUSED;
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buttons[i].label="";
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}
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}
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int UTFT_Buttons::checkButtons()
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{
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if (_UTouch->dataAvailable() == true)
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{
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_UTouch->read();
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int result = -1;
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int touch_x = _UTouch->getX();
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int touch_y = _UTouch->getY();
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word _current_color = _UTFT->getColor();
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for (int i=0;i<MAX_BUTTONS;i++)
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{
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if (((buttons[i].flags & BUTTON_UNUSED) == 0) and ((buttons[i].flags & BUTTON_DISABLED) == 0) and (result == -1))
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{
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if ((touch_x >= buttons[i].pos_x) and (touch_x <= (buttons[i].pos_x + buttons[i].width)) and (touch_y >= buttons[i].pos_y) and (touch_y <= (buttons[i].pos_y + buttons[i].height)))
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result = i;
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}
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}
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if (result != -1)
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{
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if (!(buttons[result].flags & BUTTON_NO_BORDER))
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{
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_UTFT->setColor(_color_hilite);
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if (buttons[result].flags & BUTTON_BITMAP)
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_UTFT->drawRect(buttons[result].pos_x, buttons[result].pos_y, buttons[result].pos_x+buttons[result].width, buttons[result].pos_y+buttons[result].height);
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else
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_UTFT->drawRoundRect(buttons[result].pos_x, buttons[result].pos_y, buttons[result].pos_x+buttons[result].width, buttons[result].pos_y+buttons[result].height);
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}
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}
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while (_UTouch->dataAvailable() == true) {};
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if (result != -1)
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{
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if (!(buttons[result].flags & BUTTON_NO_BORDER))
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{
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_UTFT->setColor(_color_border);
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if (buttons[result].flags & BUTTON_BITMAP)
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_UTFT->drawRect(buttons[result].pos_x, buttons[result].pos_y, buttons[result].pos_x+buttons[result].width, buttons[result].pos_y+buttons[result].height);
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else
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_UTFT->drawRoundRect(buttons[result].pos_x, buttons[result].pos_y, buttons[result].pos_x+buttons[result].width, buttons[result].pos_y+buttons[result].height);
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}
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}
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_UTFT->setColor(_current_color);
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return result;
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}
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else
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return -1;
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}
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void UTFT_Buttons::setTextFont(uint8_t* font)
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{
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_font_text = font;
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}
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void UTFT_Buttons::setSymbolFont(uint8_t* font)
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{
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_font_symbol = font;
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}
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void UTFT_Buttons::setButtonColors(word atxt, word iatxt, word brd, word brdhi, word back)
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{
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_color_text = atxt;
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_color_text_inactive = iatxt;
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_color_background = back;
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_color_border = brd;
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_color_hilite = brdhi;
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}
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