162 lines
4.0 KiB
C++
162 lines
4.0 KiB
C++
#include "./calibrate.h"
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#include "./home.h"
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#include "include/metrics.h"
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#include "lib/settings.h"
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void BaseHeightEntryScreen::onShow()
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{
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this->display->setFont(Metrics::LargeFont);
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this->display->setTextSize(Metrics::LargeFontTextSize);
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this->display->fillScreen(Config::ColorHomeBackground);
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this->drawTitle();
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this->initHeights();
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this->drawArrowUp(Metrics::ArrowMargin, Metrics::LargeTextLineHeight + Metrics::LargeTextLineVArrowYOffset, Config::ColorCalibrateIndicators);
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this->drawArrowRight(Metrics::ArrowMargin, Metrics::MiddleLargeTextLineY + Metrics::LargeTextLineHArrowYOffset, Config::ColorCalibrateIndicators);
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this->display->setTextColor(Config::ColorCalibrateIndicators);
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this->display->setCursor(Metrics::ArrowMargin, Config::DisplayHeight - Metrics::LargeTextLineHeight + Metrics::LargeTextLineYOffset);
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this->display->print("OK");
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this->drawSetHeight();
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}
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// Credit: https://stackoverflow.com/questions/101439/the-most-efficient-way-to-implement-an-integer-based-power-function-powint-int
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uint16_t ipow(uint16_t base, uint8_t exp)
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{
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int result = 1;
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for (;;)
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{
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if (exp & 1)
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result *= base;
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exp >>= 1;
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if (!exp)
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break;
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base *= base;
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}
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return result;
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}
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void BaseHeightEntryScreen::onButton(Button button)
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{
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switch (button)
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{
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case Button::Top:
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{
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uint16_t height = this->getHeight();
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uint16_t increment = ipow(10, 3 - this->editingDigit);
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uint16_t modulus = increment * 10;
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uint16_t remainder = height % modulus;
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uint16_t offset = height - remainder;
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height = offset + ((remainder + increment) % modulus);
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if (height > 1999)
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height %= 2000;
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this->setHeight(height);
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this->drawSetHeight();
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break;
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}
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case Button::Middle:
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{
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this->editingDigit++;
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if (this->editingDigit > 3)
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this->editingDigit = 0;
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this->drawSetHeight();
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break;
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}
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case Button::Bottom:
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{
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if (!this->isValidHeight())
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return;
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if (this->nextPage())
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{
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this->editingDigit = 0;
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this->drawTitle();
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this->drawSetHeight();
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}
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break;
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}
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}
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}
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void BaseHeightEntryScreen::onTick()
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{
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}
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void BaseHeightEntryScreen::drawTitle()
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{
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this->drawLargeTextLineCentered(this->getTitle(), 0, Config::ColorMenuHeaderText, Config::ColorMenuHeaderBackground);
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}
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void BaseHeightEntryScreen::drawSetHeight()
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{
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char heightText[7];
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uint16_t height = this->getHeight();
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if (height > 999)
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heightText[0] = '0' + ((height / 1000) % 10);
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else
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heightText[0] = '0';
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heightText[1] = '.';
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heightText[2] = '0' + ((height / 100) % 10);
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heightText[3] = '0' + ((height / 10) % 10);
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heightText[4] = '0' + (height % 10);
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heightText[5] = 'm';
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heightText[6] = 0;
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int16_t textX;
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int16_t textY;
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uint16_t textW;
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uint16_t textH;
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this->display->getTextBounds(&heightText[0], 0, 0, &textX, &textY, &textW, &textH);
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textX = (Config::DisplayWidth - textW) / 2;
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uint8_t editingChar = this->editingDigit;
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// Skip the dot
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if (editingChar > 0)
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editingChar++;
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if (this->lastTextWidth > 0)
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this->display->fillRect((Config::DisplayWidth - this->lastTextWidth) / 2, Metrics::MiddleLargeTextLineY, this->lastTextWidth, Metrics::LargeTextLineHeight, Config::ColorCalibrateBackground);
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this->lastTextWidth = textW;
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this->display->setTextColor(this->isValidHeight() ? Config::ColorCalibrateValue : Config::ColorCalibrateInvalidValue);
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this->display->setCursor(textX, Metrics::MiddleLargeTextLineY + Metrics::LargeTextLineYOffset);
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// Draw each character ourselves so we can keep track of where the line should be drawn
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for (uint8_t i = 0; i < sizeof(heightText); i++)
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{
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int16_t cursorStart = this->display->getCursorX();
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this->display->print(heightText[i]);
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if (i == editingChar)
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this->display->drawFastHLine(cursorStart, Metrics::MiddleLargeTextLineY + Metrics::LargeTextLineHeight - 1, this->display->getCursorX() - cursorStart, Config::ColorCalibrateDigitMarker);
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}
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} |