169 lines
3.0 KiB
C++
169 lines
3.0 KiB
C++
#include <string>
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#include <iostream>
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#include <stdexcept>
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#include "Config.h"
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#include "interface/Point.h"
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#include "interface/Textbox.h"
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#include "interface/Keys.h"
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using namespace ui;
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Textbox::Textbox(Point position, Point size, std::string textboxText):
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Component(position, size),
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text(textboxText),
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actionCallback(NULL),
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masked(false),
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border(true)
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{
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SetText(textboxText);
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cursor = text.length();
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}
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Textbox::~Textbox()
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{
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if(actionCallback)
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delete actionCallback;
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}
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void Textbox::TextPosition()
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{
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if(cursor)
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{
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cursorPosition = Graphics::textnwidth((char *)displayText.c_str(), cursor);
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}
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else
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{
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cursorPosition = 0;
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}
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Component::TextPosition(displayText);
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}
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void Textbox::SetText(std::string text)
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{
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cursor = text.length();
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this->text = text;
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this->displayText = text;
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TextPosition();
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}
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void Textbox::SetDisplayText(std::string text)
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{
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displayText = text;
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TextPosition();
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}
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std::string Textbox::GetText()
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{
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return text;
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}
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void Textbox::OnKeyPress(int key, Uint16 character, bool shift, bool ctrl, bool alt)
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{
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bool changed = false;
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try
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{
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switch(key)
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{
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case KEY_HOME:
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cursor = 0;
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break;
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case KEY_END:
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cursor = text.length();
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break;
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case KEY_LEFT:
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if(cursor > 0)
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cursor--;
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break;
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case KEY_RIGHT:
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if(cursor < text.length())
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cursor++;
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break;
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case KEY_DELETE:
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if(text.length() && cursor < text.length())
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{
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if(ctrl)
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text.erase(cursor, text.length()-cursor);
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else
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text.erase(cursor, 1);
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changed = true;
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}
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break;
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case KEY_BACKSPACE:
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if(text.length() && cursor > 0)
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{
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if(ctrl)
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{
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text.erase(0, cursor);
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cursor = 0;
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}
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else
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{
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text.erase(cursor-1, 1);
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cursor--;
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}
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changed = true;
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}
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break;
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}
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if(character >= ' ' && character < 127)
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{
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if(cursor == text.length())
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{
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text += character;
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}
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else
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{
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text.insert(cursor, 1, (char)character);
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}
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cursor++;
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changed = true;
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}
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}
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catch(std::out_of_range &e)
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{
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cursor = 0;
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text = "";
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}
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if(changed)
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{
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if(masked)
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{
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char * tempText = new char[text.length()+1];
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std::fill(tempText, tempText+text.length(), 0x8d);
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tempText[text.length()] = 0;
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displayText = std::string(tempText);
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delete tempText;
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}
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else
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{
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displayText = text;
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}
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if(actionCallback)
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actionCallback->TextChangedCallback(this);
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}
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TextPosition();
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}
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void Textbox::Draw(const Point& screenPos)
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{
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if(!drawn)
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{
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TextPosition();
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drawn = true;
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}
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Graphics * g = Engine::Ref().g;
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if(IsFocused())
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{
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if(border) g->drawrect(screenPos.X, screenPos.Y, Size.X, Size.Y, 255, 255, 255, 255);
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g->draw_line(screenPos.X+textPosition.X+cursorPosition, screenPos.Y+3, screenPos.X+textPosition.X+cursorPosition, screenPos.Y+12, 255, 255, 255, XRES+BARSIZE);
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}
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else
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{
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if(border) g->drawrect(screenPos.X, screenPos.Y, Size.X, Size.Y, 160, 160, 160, 255);
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}
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g->drawtext(screenPos.X+textPosition.X, screenPos.Y+textPosition.Y, displayText, 255, 255, 255, 255);
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if(Appearance.icon)
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g->draw_icon(screenPos.X+iconPosition.X, screenPos.Y+iconPosition.Y, Appearance.icon);
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}
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