102 lines
2.1 KiB
C++
102 lines
2.1 KiB
C++
#include <Arduino.h>
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#include "Screen.h"
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#include "128x64OLED.h"
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#include "ScreenManager.h"
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// base class functionality for screens
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CScreen::CScreen(C128x64_OLED& disp, CScreenManager& mgr) :
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_display(disp),
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_ScreenManager(mgr)
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{
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}
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CScreen::~CScreen()
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{
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}
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bool
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CScreen::animate()
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{
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return false;
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}
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void
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CScreen::show()
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{
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}
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void
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CScreen::_printMenuText(int x, int y, const char* str, bool selected, eJUSTIFY justify, int border, int radius)
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{
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// position output, according to justification
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CRect extents;
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extents.xPos = x;
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extents.yPos = y;
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_display.getTextExtents(str, extents);
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_adjustExtents(extents, justify, str);
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_display.setCursor(extents.xPos, extents.yPos);
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_display.print(str);
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if(selected) {
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extents.Expand(border);
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_display.drawRoundRect(extents.xPos, extents.yPos, extents.width, extents.height, radius, WHITE);
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}
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}
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void
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CScreen::_printInverted(int x, int y, const char* str, bool selected, eJUSTIFY justify)
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{
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// position output, according to justification
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CRect extents;
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extents.xPos = x;
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extents.yPos = y;
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_adjustExtents(extents, justify, str);
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if(selected) {
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_display.setTextColor(BLACK, WHITE);
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extents.Expand(1);
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_display.fillRect(extents.xPos, extents.yPos, extents.width, extents.height, WHITE);
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extents.Expand(-1);
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}
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_display.setCursor(extents.xPos, extents.yPos);
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_display.print(str);
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_display.setTextColor(WHITE, BLACK);
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}
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void
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CScreen::_adjustExtents(CRect& extents, eJUSTIFY justify, const char* str)
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{
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_display.getTextExtents(str, extents);
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switch(justify) {
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case eCentreJustify:
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extents.xPos -= extents.width/2;
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break;
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case eRightJustify:
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extents.xPos -= extents.width;
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break;
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}
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}
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// a class used for temporary alternate fonts usage
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// Reverts to standard inbuilt font when the instance falls out of scope
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CTransientFont::CTransientFont(C128x64_OLED& disp, const FONT_INFO* pFont) :
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_display(disp)
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{
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_display.setFontInfo(pFont);
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_display.setTextColor(WHITE, BLACK);
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}
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CTransientFont::~CTransientFont()
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{
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_display.setFontInfo(NULL);
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}
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