81 lines
1.6 KiB
C++
81 lines
1.6 KiB
C++
/*
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* Textarea.cpp
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*
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* Created on: Jan 29, 2012
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* Author: Simon
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*/
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#include <iostream>
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#include "Textarea.h"
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using namespace ui;
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Textarea::Textarea(Point position, Point size, std::string textboxText):
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Textbox(position, size, textboxText)
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{
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updateMultiline();
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}
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void Textarea::SetText(std::string text)
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{
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this->text = text;
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updateMultiline();
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}
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void Textarea::updateMultiline()
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{
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char * rawText = (char*)malloc(text.length()+1);
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memcpy(rawText, text.c_str(), text.length());
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rawText[text.length()] = 0;
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int currentWidth = 0;
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char * lastSpace = NULL;
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char * currentWord = rawText;
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char * nextSpace;
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while(true)
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{
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nextSpace = strchr(currentWord+1, ' ');
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if(nextSpace)
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nextSpace[0] = 0;
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int width = Graphics::textwidth(currentWord);
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if(width+currentWidth > Size.X-6)
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{
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currentWidth = width;
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currentWord[0] = '\n';
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}
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else
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currentWidth += width;
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if(nextSpace)
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nextSpace[0] = ' ';
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if(!(currentWord = strchr(currentWord+1, ' ')))
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break;
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}
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textLines = rawText;
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}
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void Textarea::OnKeyPress(int key, Uint16 character, bool shift, bool ctrl, bool alt)
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{
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Textbox::OnKeyPress(key, character, shift, ctrl, alt);
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updateMultiline();
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}
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void Textarea::Draw(const Point &screenPos)
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{
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Graphics * g = ui::Engine::Ref().g;
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if(IsFocused())
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{
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g->drawrect(screenPos.X, screenPos.Y, Size.X, Size.Y, 255, 255, 255, 255);
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g->drawtext(screenPos.X+3, screenPos.Y+3, textLines, 255, 255, 255, 255);
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}
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else
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{
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g->drawrect(screenPos.X, screenPos.Y, Size.X, Size.Y, 160, 160, 160, 255);
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g->drawtext(screenPos.X+3, screenPos.Y+3, textLines, 160, 160, 160, 255);
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}
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}
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Textarea::~Textarea() {
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// TODO Auto-generated destructor stub
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}
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