C++ QPainter::backgroundColor方法代码示例

本文整理汇总了C++中QPainter::backgroundColor方法的典型用法代码示例。如果您正苦于以下问题：C++ QPainter::backgroundColor方法的具体用法？C++ QPainter::backgroundColor怎么用？C++ QPainter::backgroundColor使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类QPainter的用法示例。

在下文中一共展示了QPainter::backgroundColor方法的6个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: draw

void SubjectCanvas::draw(QPainter & p) {
  if (! visible()) return;
  p.setRenderHint(QPainter::Antialiasing, true);
  QRect r = rect();
  QColor bckgrnd = p.backgroundColor();

  p.setBackgroundMode((used_color == UmlTransparent) ? ::Qt::TransparentMode : ::Qt::OpaqueMode);

  QColor co = color(used_color);
  FILE * fp = svg();

  if (fp != 0)
    fputs("<g>\n", fp);  
  
  p.setBackgroundColor(co);
  p.setFont(the_canvas()->get_font(UmlNormalBoldFont));
  
  if (used_color != UmlTransparent)
    p.fillRect(r, co);
  
  if (fp != 0)
    fprintf(fp, "\t<rect fill=\"%s\" stroke=\"black\" stroke-width=\"1\" stroke-opacity=\"1\""
	    " x=\"%d\" y=\"%d\" width=\"%d\" height=\"%d\" />\n",
	    svg_color(used_color), 
	    r.x(), r.y(), r.width() - 1, r.height() - 1);

  p.drawRect(r);
  
  r.setTop(r.top() + (int) (2*the_canvas()->zoom()));
  p.drawText(r, ::Qt::AlignHCenter + ::Qt::AlignTop, name);
  if (fp != 0) {
    draw_text(r, ::Qt::AlignHCenter + ::Qt::AlignTop, name,
	      p.font(), fp);
    fputs("</g>\n", fp);
  }
    
  p.setBackgroundColor(bckgrnd);
  
  if (selected())
    show_mark(p, rect());
}

开发者ID:SciBoy，项目名称:douml，代码行数:41，代码来源:SubjectCanvas.cpp

示例2: draw

void DeploymentNodeCanvas::draw(QPainter & p) {
  if (! visible()) return;
  p.setRenderHint(QPainter::Antialiasing, true);
  QRect r = rect();
  FILE * fp = svg();

  if (fp != 0)
    fputs("<g>\n", fp);

  const int three = (int) (3 * the_canvas()->zoom());  
  QColor bckgrnd = p.backgroundColor();
  const QPixmap * px = 
    ProfiledStereotypes::diagramPixmap(browser_node->get_data()->get_stereotype(), the_canvas()->zoom());
  
  if (px != 0) {
    p.setBackgroundMode(::Qt::TransparentMode);
    
    int lft = (px->width() < width()) ? r.x() + (width() - px->width())/2 : r.x();
    
    p.drawPixmap(lft, r.y(), *px);
    if (fp != 0)
      // pixmap not really exported in SVG
      fprintf(fp, "\t<rect fill=\"%s\" stroke=\"black\" stroke-width=\"1\" stroke-opacity=\"1\""
	      " x=\"%d\" y=\"%d\" width=\"%d\" height=\"%d\" />\n",
	      svg_color(UmlBlack), lft, r.y(), px->width() - 1, px->height() - 1);
    
    r.setTop(r.top() + px->height());
    p.setFont(the_canvas()->get_font(UmlNormalBoldFont));
  }
  else {  
    UmlColor c;
    
    if (itscolor != UmlDefaultColor)
      c = itscolor;
    else {
      if (used_color == UmlDefaultColor)
	used_color = the_canvas()->browser_diagram()->get_color(UmlDeploymentNode);
      c = used_color;
    }
    
    QColor co = color(c);
    const int added = (int) (DEPLOYMENTNODE_CANVAS_ADDED * the_canvas()->zoom());
    Q3PointArray a(7);
    
    r.setTop(r.top() + added);
    r.setRight(r.right() - added);
    
    a.setPoint(0, r.left(), r.top());
    a.setPoint(1, r.left() + added, r.top() - added);
    a.setPoint(2, r.right() + added, r.top() - added);
    a.setPoint(3, r.right() + added, r.bottom() - added);
    a.setPoint(4, r.right(), r.bottom());
    a.setPoint(5, r.right(), r.top());
    a.setPoint(6, r.left(), r.top());
    
    if (c == UmlTransparent) {
      p.setBackgroundMode(::Qt::TransparentMode);
      p.setBackgroundColor(co);
      p.drawPolyline(a);
      
      if (fp != 0) {
	fprintf(fp, "\t<rect fill=\"none\" stroke=\"black\" stroke-width=\"1\" stroke-opacity=\"1\""
		" x=\"%d\" y=\"%d\" width=\"%d\" height=\"%d\" />\n",
		r.x(), r.y(), r.width() - 1, r.height() - 1);
	draw_poly(fp, a, UmlTransparent);
      }
    }
    else {
      QBrush brsh = p.brush();
      
      p.setBackgroundMode(::Qt::OpaqueMode);
      p.fillRect(r, co);
      p.setBrush(co);
      p.drawPolygon(a, TRUE, 0, 6);
      p.setBrush(brsh);
      p.setBackgroundColor(co);
      
      if (fp != 0) {
	fprintf(fp, "\t<rect fill=\"%s\" stroke=\"black\" stroke-width=\"1\" stroke-opacity=\"1\""
		" x=\"%d\" y=\"%d\" width=\"%d\" height=\"%d\" />\n",
		svg_color(c),
		r.x(), r.y(), r.width() - 1, r.height() - 1);
	draw_poly(fp, a, c);
      }
    }
    
    p.drawRect(r);
    p.drawLine(r.topRight(), a.point(2));
    
    if (fp != 0)
      fprintf(fp, "\t<line stroke=\"black\" stroke-opacity=\"1\""
	      " x1=\"%d\" y1=\"%d\" x2=\"%d\" y2=\"%d\" />\n",
	      r.right(), r.top(), a.point(2).x(), a.point(2).y());
    
    QFontMetrics fm(the_canvas()->get_font(UmlNormalFont));
    const char * st = browser_node->get_data()->get_short_stereotype();
    QString s;
    
    r.setTop(r.top() + three);
    p.setFont(the_canvas()->get_font(UmlNormalFont));  
//.........这里部分代码省略.........

开发者ID:SciBoy，项目名称:douml，代码行数:101，代码来源:DeploymentNodeCanvas.cpp

示例3: draw

void UcClassCanvas::draw(QPainter & p) {
  if (! visible()) return;
  p.setRenderHint(QPainter::Antialiasing, true);
  QRect r = rect();
  QFontMetrics fm(the_canvas()->get_font(UmlNormalFont));
  QFontMetrics fim(the_canvas()->get_font(UmlNormalItalicFont));
  QColor bckgrnd = p.backgroundColor();
  double zoom = the_canvas()->zoom();
  FILE * fp = svg();

  if (fp != 0)
    fputs("<g>\n", fp);

  p.setBackgroundMode((used_color == UmlTransparent) ? ::Qt::TransparentMode : ::Qt::OpaqueMode);

  QColor co = color(used_color);
  
  if (used_view_mode == asClass) {
    if (used_color != UmlTransparent) {
      const int shadow = the_canvas()->shadow();

      if (shadow != 0) {
	r.setRight(r.right() - shadow);
	r.setBottom(r.bottom() - shadow);
	
	p.fillRect (r.right(), r.top() + shadow,
		    shadow, r.height() - 1,
		    ::Qt::darkGray);
	p.fillRect (r.left() + shadow, r.bottom(),
		    r.width() - 1, shadow,
		    ::Qt::darkGray);

	if (fp != 0) {
	  fprintf(fp, "\t<rect fill=\"#%06x\" stroke=\"none\" stroke-opacity=\"1\""
		  " x=\"%d\" y=\"%d\" width=\"%d\" height=\"%d\" />\n",
		  QColor(::Qt::darkGray).rgb()&0xffffff,
		  r.right(), r.top() + shadow, shadow - 1, r.height() - 1 - 1);

	  fprintf(fp, "\t<rect fill=\"#%06x\" stroke=\"none\" stroke-opacity=\"1\""
		  " x=\"%d\" y=\"%d\" width=\"%d\" height=\"%d\" />\n",
		  QColor(::Qt::darkGray).rgb()&0xffffff,
		  r.left() + shadow, r.bottom(), r.width() - 1 - 1, shadow - 1);
	}
      }
    }
    
    p.setBackgroundColor(co);
  
    if (used_color != UmlTransparent) {
      p.fillRect(r, co);

      if (fp != 0)
	fprintf(fp, "\t<rect fill=\"%s\" stroke=\"black\" stroke-width=\"1\" stroke-opacity=\"1\""
		" x=\"%d\" y=\"%d\" width=\"%d\" height=\"%d\" />\n",
		svg_color(used_color), 
		r.x(), r.y(), r.width() - 1, r.height() - 1);
    }
    else if (fp != 0)
      fprintf(fp, "\t<rect fill=\"none\" stroke=\"black\" stroke-width=\"1\" stroke-opacity=\"1\""
	      " x=\"%d\" y=\"%d\" width=\"%d\" height=\"%d\" />\n",
	      r.x(), r.y(), r.width() - 1, r.height() - 1);

    p.drawRect(r);
  }
  
  const ClassData * data = ((ClassData *) browser_node->get_data());
  const int two = (int) (2 * zoom);
  int he = fm.height() + two;
  
  if (data->get_n_formalparams() != 0)
    r.setTop(r.top() + fm.height());
  
  switch (used_view_mode) {
  case asInterface:
    draw_interface_icon(p, r, used_color, zoom);
    r.setTop(r.top() + (int) (INTERFACE_SIZE * zoom) + two);
    break;
  case asControl:
    draw_control_icon(p, r, used_color, zoom);
    r.setTop(r.top() + (int) (CONTROL_HEIGHT * zoom) + two);
    break;
  case asBoundary:
    draw_boundary_icon(p, r, used_color, zoom);
    r.setTop(r.top() + (int) (BOUNDARY_HEIGHT * zoom) + two);
    break;
  case asEntity:
    draw_entity_icon(p, r, used_color, zoom);
    r.setTop(r.top() + (int) (ENTITY_SIZE * zoom) + two);
    break;
  case asActor:
    {
      QRect ra = r;
      
      ra.setHeight((int) (ACTOR_SIZE * zoom));
      ra.setLeft(ra.left() + 
		 (int) ((ra.width() - ACTOR_SIZE * zoom)/2));
      ra.setWidth(ra.height());
      draw_actor(&p, ra);
    }
    r.setTop(r.top() + (int) (ACTOR_SIZE * zoom) + two);
//.........这里部分代码省略.........

开发者ID:kralf，项目名称:bouml，代码行数:101，代码来源:UcClassCanvas.cpp

示例4: draw

void NoteCanvas::draw(QPainter & p)
{
    if (! visible()) return;

    p.setRenderHint(QPainter::Antialiasing, true);
    QRect r = rect();
    QBrush brsh = p.brush();
    QColor bckgrnd = p.backgroundColor();
    QPen fgcolor = p.pen();
    Q3PointArray a(7);

    used_color = (itscolor == UmlDefaultColor)
                 ? the_canvas()->browser_diagram()->get_color(UmlNote)
                 : itscolor;

    QColor co = color(used_color);

    const int corner_size = (int)(NOTE_MARGIN * the_canvas()->zoom());

    a.setPoint(0, r.left(), r.top());
    a.setPoint(1, r.right() - corner_size, r.top());
    a.setPoint(2, r.right() - corner_size, r.top() + corner_size);
    a.setPoint(3, r.right(), r.top() + corner_size);
    a.setPoint(4, r.right(), r.bottom());
    a.setPoint(5, r.left(), r.bottom());
    a.setPoint(6, r.left(), r.top());

    FILE * fp = svg();

    if (fp != 0)
        fputs("<g>\n", fp);

    if (used_color == UmlTransparent) {
        p.setBackgroundMode(::Qt::TransparentMode);
        p.setBackgroundColor(co);
        p.drawPolyline(a);

        if (fp != 0)
            draw_poly(fp, a, UmlTransparent);
    }
    else {
        p.setBackgroundMode(::Qt::OpaqueMode);
        p.setBrush(co);
        p.drawPolygon(a, TRUE, 0, 6);
        p.setBrush(brsh);
        p.setBackgroundColor(co);

        if (fp != 0)
            draw_poly(fp, a, used_color);
    }

    p.drawLine(r.right() - corner_size, r.top(),
               r.right(), r.top() + corner_size);

    if (fp != 0)
        fprintf(fp, "\t<line stroke=\"black\" stroke-opacity=\"1\""
                " x1=\"%d\" y1=\"%d\" x2=\"%d\" y2=\"%d\" />\n",
                r.right() - corner_size, r.top(), r.right(), r.top() + corner_size);

    p.setFont(the_canvas()->get_font(itsfont));

    if (fg_c != UmlTransparent)
        p.setPen(color(fg_c));

    p.drawText(r.left() + corner_size, r.top() + corner_size,
               r.width() - 2 * corner_size, r.height() - 2 * corner_size,
               ::Qt::AlignLeft + ::Qt::AlignTop + ::Qt::TextWordWrap,
               note);

    if (fp != 0) {
        draw_text(r.left() + corner_size, r.top() + corner_size,
                  r.width() - 2 * corner_size, r.height() - 2 * corner_size,
                  ::Qt::AlignLeft + ::Qt::AlignTop + ::Qt::TextWordWrap,
                  note, p.font(), fp, fg_c);
        fputs("</g>\n", fp);
    }

    p.setFont(the_canvas()->get_font(UmlNormalFont));
    p.setBackgroundColor(bckgrnd);
    p.setPen(fgcolor);

    if (selected())
        show_mark(p, r);
}

开发者ID:harmegnies，项目名称:douml，代码行数:84，代码来源:NoteCanvas.cpp

示例5: draw

void PackageCanvas::draw(QPainter & p) {
  if (! visible()) return;
  p.setRenderHint(QPainter::Antialiasing, true);
  QRect r = rect();
  const BasicData * data = browser_node->get_data();  
  const QPixmap * px = 
    ProfiledStereotypes::diagramPixmap(data->get_stereotype(),
				       the_canvas()->zoom());
  FILE * fp = svg();
  
  if (fp != 0)
    fputs("<g>\n", fp);

  if (px != 0) {
    p.setBackgroundMode(::Qt::TransparentMode);
    
    
    int lft = (px->width() < width()) ? r.x() + (width() - px->width())/2 : r.x();
    
    p.drawPixmap(lft, r.y(), *px);
    if (fp != 0)
      // pixmap not really exported in SVG
      fprintf(fp, "\t<rect fill=\"%s\" stroke=\"black\" stroke-width=\"1\" stroke-opacity=\"1\""
	      " x=\"%d\" y=\"%d\" width=\"%d\" height=\"%d\" />\n",
	      svg_color(UmlBlack), lft, r.y(), px->width() - 1, px->height() - 1);
    
    r.moveBy(0, px->height());
    p.setFont(the_canvas()->get_font(UmlNormalBoldFont));
    p.drawText(r, ::Qt::AlignHCenter, browser_node->get_name());
    
    // pixmap not yet exported in SVG
    if (fp != 0)
      draw_text(r, ::Qt::AlignHCenter, browser_node->get_name(),
		p.font(), fp);
    p.setFont(the_canvas()->get_font(UmlNormalFont));
  }
  else {
    QColor bckgrnd = p.backgroundColor();
    QColor co = color(used_color);
    
    p.setBackgroundMode((used_color == UmlTransparent) ? ::Qt::TransparentMode : ::Qt::OpaqueMode);
    p.setBackgroundColor(co);
    p.setFont(the_canvas()->get_font(UmlNormalFont));
    
    QFontMetrics fm(the_canvas()->get_font(UmlNormalFont));
    const int four = (int) (4 * the_canvas()->zoom());
    const int he = fm.height();
    const int shadow = the_canvas()->shadow();
    if ((used_color != UmlTransparent) && (shadow != 0)) {
      r.setRight(r.right() - shadow);
      r.setBottom(r.bottom() - shadow);
    }
    
    r.setWidth(r.width() * 2 / 5);
    r.setHeight(he + four);
    if (used_color != UmlTransparent)
      p.fillRect(r, co);
    
    if (fp != 0)
      fprintf(fp, "\t<rect fill=\"%s\" stroke=\"black\" stroke-width=\"1\" stroke-opacity=\"1\""
	      " x=\"%d\" y=\"%d\" width=\"%d\" height=\"%d\" />\n",
	      svg_color(used_color), 
	      r.x(), r.y(), r.width() - 1, r.height() - 1);
    
    p.drawRect(r);
    
    if ((used_color != UmlTransparent) && (shadow != 0)) {
      p.fillRect (r.right(), r.top() + shadow,
		  shadow, r.height() - 1 - shadow,
		  ::Qt::darkGray);
      
      if (fp != 0)
	fprintf(fp, "\t<rect fill=\"#%06x\" stroke=\"none\" stroke-opacity=\"1\""
		" x=\"%d\" y=\"%d\" width=\"%d\" height=\"%d\" />\n",
		QColor(::Qt::darkGray).rgb()&0xffffff,
		r.right(), r.top() + shadow, shadow - 1, r.height() - 1 - shadow - 1);
    }
    
    const char * name = browser_node->get_name();
    
    if (in_tab) {
      p.drawText(r, ::Qt::AlignCenter, name);
      if (fp != 0)
	draw_text(r, ::Qt::AlignCenter, name,
		  p.font(), fp);
    }
    
    r = rect();
    if ((used_color != UmlTransparent) && (shadow != 0)) {
      r.setRight(r.right() - shadow);
      r.setBottom(r.bottom() - shadow);
    }
    
    r.setTop(r.top() + he + four - 1);
    if (used_color != UmlTransparent)
      p.fillRect(r, co);
    
    if (fp != 0)
      fprintf(fp, "\t<rect fill=\"%s\" stroke=\"black\" stroke-width=\"1\" stroke-opacity=\"1\""
	      " x=\"%d\" y=\"%d\" width=\"%d\" height=\"%d\" />\n",
//.........这里部分代码省略.........

开发者ID:kralf，项目名称:bouml，代码行数:101，代码来源:PackageCanvas.cpp

示例6: draw

void ArtifactCanvas::draw(QPainter & p) {
  if (! visible()) return;
  p.setRenderHint(QPainter::Antialiasing, true);
  QRect r = rect();
  const BasicData * data = browser_node->get_data();
  FILE * fp = svg();

  if (fp != 0)
    fputs("<g>\n", fp);
  
  const QPixmap * px = 
    ProfiledStereotypes::diagramPixmap(browser_node->get_data()->get_stereotype(), the_canvas()->zoom());
  
  if (px != 0) {
    p.setBackgroundMode(::Qt::TransparentMode);
    
    int lft = (px->width() < width()) ? r.x() + (width() - px->width())/2 : r.x();
    
    p.drawPixmap(lft, r.y(), *px);
    if (fp != 0)
      // pixmap not really exported in SVG
      fprintf(fp, "\t<rect fill=\"%s\" stroke=\"black\" stroke-width=\"1\" stroke-opacity=\"1\""
	      " x=\"%d\" y=\"%d\" width=\"%d\" height=\"%d\" />\n",
	      svg_color(UmlBlack), lft, r.y(), px->width() - 1, px->height() - 1);
    
    r.moveBy(0, px->height());
    p.setFont(the_canvas()->get_font(UmlNormalBoldFont));
    p.drawText(r, ::Qt::AlignHCenter, browser_node->get_name());
    
    if (fp != 0) {
      draw_text(r, ::Qt::AlignHCenter, browser_node->get_name(), p.font(), fp);
      fputs("</g>\n", fp);
    }
  }
  else {  
    QColor bckgrnd = p.backgroundColor();
    
    p.setBackgroundMode((used_color == UmlTransparent) ? ::Qt::TransparentMode : ::Qt::OpaqueMode);
    
    QColor co = color(used_color);
    
    p.setBackgroundColor(co);
    
    // <<artifact>>/stereotype on 2*font_height with the icon on the right
    // the icon height = 2*font_height
    // the icon width = 3*height/4
    // name on font_height+4 points
    const int four = (int) (4 * the_canvas()->zoom());
    QFontMetrics fm(the_canvas()->get_font(UmlNormalBoldFont));
    const int he = fm.height();
    if (used_color != UmlTransparent) {
      const int shadow = the_canvas()->shadow();
      
      if (shadow != 0) {
	r.setRight(r.right() - shadow);
	r.setBottom(r.bottom() - shadow);
	
	p.fillRect (r.right(), r.top() + shadow,
		    shadow, r.height() - 1,
		    ::Qt::darkGray);
	p.fillRect (r.left() + shadow, r.bottom(),
		    r.width() - 1, shadow,
		    ::Qt::darkGray);
	
	if (fp != 0) {
	  fprintf(fp, "\t<rect fill=\"#%06x\" stroke=\"none\" stroke-opacity=\"1\""
		  " x=\"%d\" y=\"%d\" width=\"%d\" height=\"%d\" />\n",
		  QColor(::Qt::darkGray).rgb()&0xffffff,
		  r.right(), r.top() + shadow, shadow - 1, r.height() - 1 - 1);
	  
	  fprintf(fp, "\t<rect fill=\"#%06x\" stroke=\"none\" stroke-opacity=\"1\""
		  " x=\"%d\" y=\"%d\" width=\"%d\" height=\"%d\" />\n",
		  QColor(::Qt::darkGray).rgb()&0xffffff,
		  r.left() + shadow, r.bottom(), r.width() - 1 - 1, shadow - 1);
	}
      }
    }
    
    QRect re = r;
    
    if (used_color != UmlTransparent) {
      p.fillRect(r, co);
      
      if (fp != 0)
	fprintf(fp, "\t<rect fill=\"%s\" stroke=\"black\" stroke-width=\"1\" stroke-opacity=\"1\""
		" x=\"%d\" y=\"%d\" width=\"%d\" height=\"%d\" />\n",
		svg_color(used_color), 
		r.x(), r.y(), r.width() - 1, r.height() - 1);
    }
    else if (fp != 0)
      fprintf(fp, "\t<rect fill=\"none\" stroke=\"black\" stroke-width=\"1\" stroke-opacity=\"1\""
	      " x=\"%d\" y=\"%d\" width=\"%d\" height=\"%d\" />\n",
	      r.x(), r.y(), r.width() - 1, r.height() - 1);
    
    p.drawRect(r);
    
    r.setHeight(he*2);
    p.setFont(the_canvas()->get_font(UmlNormalFont));
    if (data->get_stereotype()[0]) {
      p.drawText(r, ::Qt::AlignCenter,
//.........这里部分代码省略.........

开发者ID:kralf，项目名称:bouml，代码行数:101，代码来源:ArtifactCanvas.cpp

注：本文中的QPainter::backgroundColor方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。