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/*
* Textblock.cpp
*
* Created on: Jan 29, 2012
* Author: Simon
*/
#include <iostream>
#include "Textblock.h"
using namespace ui;
Textblock::Textblock(Point position, Point size, std::string textboxText):
Label(position, size, textboxText)
{
if(size.Y==-1)
autoHeight = true;
else
autoHeight = false;
updateMultiline();
}
void Textblock::SetText(std::string text)
{
this->text = text;
updateMultiline();
}
void Textblock::updateMultiline()
{
char * rawText = (char*)malloc(text.length()+1);
memcpy(rawText, text.c_str(), text.length());
rawText[text.length()] = 0;
int lines = 1;
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';
lines++;
}
else
currentWidth += width;
if(nextSpace)
nextSpace[0] = ' ';
if(!(currentWord = strchr(currentWord+1, ' ')))
break;
}
if(autoHeight)
{
Size.Y = lines*12;
}
textLines = rawText;
}
void Textblock::Draw(const Point &screenPos)
{
Graphics * g = ui::Engine::Ref().g;
//g->drawrect(screenPos.X, screenPos.Y, Size.X, Size.Y, textColour.Red, textColour.Green, textColour.Blue, 255);
g->drawtext(screenPos.X+3, screenPos.Y+3, textLines, textColour.Red, textColour.Green, textColour.Blue, 255);
}
Textblock::~Textblock() {
// TODO Auto-generated destructor stub
}
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