#include "GL/TextView.h"
#include "GL/Font.h"
#include "GL/ImmediateMode.h"


BEGIN_NAMESPACE


TextView::TextView(int a_x, int a_y, int a_w, int a_h, const char* a_name)
	: Panel(a_x, a_y, a_w, a_h, a_name)
{
}


void TextView::draw()
{
	drawPanel();

	unsigned textIndex = 0;
	int lastIndex = 0;
	float tw = 0;
	const int fontSize = 14;
	const int tabWidth = 4;
	int row = 1;
	int nextX = 0;
	while (textIndex < text.size()) {
		int oldIndex = textIndex;
		bool broke = false;
		while (text[textIndex] && !isspace(text[textIndex])) {
			tw += charWidth(text[textIndex]);
			textIndex++;
			if ( tw*fontSize > (w-15) ) {
				broke = true;
				break;
			}
		}
		if ( broke || textIndex >= text.size() || text[textIndex] == '\n' || text[textIndex] == '\t' ) {
			textIndex++;
			int s = oldIndex - lastIndex;
			if ( !broke || s == 0 )
				s = textIndex - lastIndex;
			//if (text[textIndex-1] == '\n' || text[textIndex-1] == '\t')
				//s--;
			char *buf = new char[s+1];
			memcpy(buf, &text[lastIndex], s);
			buf[s] = 0;

			glDrawText(nextX + x+8+1, y+30+row*20, buf, 0xff000000, 0xffffffff, fontSize);
			//glDrawShadowText(nextX + x+8, y+30+row*20, buf);
				
			if (text[textIndex-1] == '\t') {
				tw += tabWidth;
				nextX = int(tw*fontSize);
			} else {
				nextX = 0;
				row++;
				tw = 0;
			}

			lastIndex += s;
			textIndex = lastIndex;
			delete[] buf;
		} else {
			textIndex++;
			tw += charWidth(text[textIndex]);
		}
	}

	// int tw = textWidth(m_outputs[i].data()) * 17;//fontSize;

}


END_NAMESPACE