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