Exemplos de first_visible_line em C++ (Cpp)

Exemplo n.º 1

Arquivo: textview.c Projeto: jmzaleski/ivtools-1.2

void TE_View::make_visible(const boolean scroll_page)
{
   int index = text_editor_->Dot();
   int line = te_buffer_->line(index);
   if (line < start_row_)
      scroll_to_line(line);
   else if (line > end_row_) {
      if (scroll_page)
	 scroll_to_line(line);
      else
	 scroll_to_line(first_visible_line() + 1); 
   }
}

Exemplo n.º 2

static void draw_markers(SpaceText *st, ARegion *ar)
{
	Text *text= st->text;
	TextMarker *marker, *next;
	TextLine *top, *line;
	int offl, offc, i, x1, x2, y1, y2, x, y;
	int topi, topy;

	/* Move pointer to first visible line (top) */
	top= first_visible_line(st, ar, NULL);
	topi= BLI_findindex(&text->lines, top);

	topy= txt_get_span(text->lines.first, top);

	for(marker= text->markers.first; marker; marker= next) {
		next= marker->next;

		/* invisible line (before top) */
		if(marker->lineno<topi) continue;

		line= BLI_findlink(&text->lines, marker->lineno);

		/* Remove broken markers */
		if(marker->end>line->len || marker->start>marker->end) {
			BLI_freelinkN(&text->markers, marker);
			continue;
		}

		wrap_offset(st, ar, line, marker->start, &offl, &offc);
		y1 = txt_get_span(top, line) - st->top + offl + topy;
		x1 = text_get_char_pos(st, line->line, marker->start) - st->left + offc;

		wrap_offset(st, ar, line, marker->end, &offl, &offc);
		y2 = txt_get_span(top, line) - st->top + offl + topy;
		x2 = text_get_char_pos(st, line->line, marker->end) - st->left + offc;

		/* invisible part of line (before top, after last visible line) */
		if(y2 < 0 || y1 > st->top+st->viewlines) continue;

		glColor3ubv(marker->color);
		x= st->showlinenrs ? TXT_OFFSET + TEXTXLOC : TXT_OFFSET;
		y= ar->winy-3;

		if(y1==y2) {
			y -= y1*st->lheight;
			glBegin(GL_LINE_LOOP);
			glVertex2i(x+x2*st->cwidth+1, y);
			glVertex2i(x+x1*st->cwidth-2, y);
			glVertex2i(x+x1*st->cwidth-2, y-st->lheight);
			glVertex2i(x+x2*st->cwidth+1, y-st->lheight);
			glEnd();
		}
		else {
			y -= y1*st->lheight;
			glBegin(GL_LINE_STRIP);
			glVertex2i(ar->winx, y);
			glVertex2i(x+x1*st->cwidth-2, y);
			glVertex2i(x+x1*st->cwidth-2, y-st->lheight);
			glVertex2i(ar->winx, y-st->lheight);
			glEnd();
			y-=st->lheight;

			for(i=y1+1; i<y2; i++) {
				glBegin(GL_LINES);
				glVertex2i(x, y);
				glVertex2i(ar->winx, y);
				glVertex2i(x, y-st->lheight);
				glVertex2i(ar->winx, y-st->lheight);
				glEnd();
				y-=st->lheight;
			}

			glBegin(GL_LINE_STRIP);
			glVertex2i(x, y);
			glVertex2i(x+x2*st->cwidth+1, y);
			glVertex2i(x+x2*st->cwidth+1, y-st->lheight);
			glVertex2i(x, y-st->lheight);
			glEnd();
		}
	}
}