C++ (Cpp) rect::width Examples

Programming Language: C++ (Cpp)

Class/Type: rect

Method/Function: width

Examples at hotexamples.com: 6

The Rect class in C++ represents a rectangle shape with a given width and height. It is commonly used in graphics programming for creating shapes and boundaries.

Here are a few examples of creating and using a Rect object in C++:

Example 1: Creating a Rect object with a specific width and height

#include 
#include  // SFML library for graphics

int main()
{
    sf::Rect rect(0, 0, 100, 50); // Create a Rect object with (x,y) position (0,0) and width=100, height=50
    std::cout << "Rect width: " << rect.width << std::endl; // Output the width of the Rect object
    
    return 0;
}

Output:

Rect width: 100

In this example, we create a Rect object using the SFML library and set its position and size. We then output the width of the object using the `width` member variable.

Package/library: SFML (Simple and Fast Multimedia Library)

Example 2: Changing the width of a Rect object

#include 
#include  // SDL library for graphics

int main()
{
    SDL_Rect rect = { 0, 0, 100, 50 }; // Create a Rect object with (x,y) position (0,0) and width=100, height=50
    std::cout << "Rect width (before): " << rect.w << std::endl;
    
    rect.w = 200; // Change the width of the Rect object to 200
    std::cout << "Rect width (after): " << rect.w << std::endl;
    
    return 0;
}

Output:

Rect width (before): 100
Rect width (after): 200

In this example, we create a Rect object using the SDL library and set its position and size. We then change the width of the object using the `w` member variable and output the new width. Package/library: SDL (Simple DirectMedia Layer)

C++ (Cpp) rect::width - 6 examples found. These are the top rated real world C++ (Cpp) examples of rect::width from package coding extracted from open source projects. You can rate examples to help us improve the quality of examples.

Frequently Used Methods

Show Hide

x(24)

y(24)

h(20)

w(20)

x2(11)

topleft(7)

contains(6)

width(6)

height(6)

right(5)

bottom(5)

top(5)

left(5)

adjust_to_concept(4)

getX(3)

top_left(3)

y1(3)

getY(3)

getW(3)

x1(3)

getH(3)

getWidth(2)

intersects(2)

bottom_left(2)

bottom_right(2)

shrink(2)

size(2)

top_right(2)

get_rect_absolute(2)

get_parent(2)

normalize(2)

getHeight(2)

origin(2)

translate_to(1)

wcenter(1)

sdl_rect(1)

write(1)

topright(1)

translate_by(1)

radius(1)

position(1)

point_in(1)

Bottom(1)

min(1)

get_corner(1)

Left(1)

Right(1)

Top(1)

area(1)

bottomleft(1)

Example #1

Show file

File: gui.C Project: dougc333/sfs_eventdrivenc--templatelibrary

 void draw ()
 {
   if (!inverted)
     w->invert_colors ();
   XFillRectangle (w->display, w->win, w->gc, box.ul.x, box.ul.y,
                                              box.width (), box.height ());
   w->default_colors ();
   XDrawRectangle (w->display, w->win, w->gc, box.ul.x, box.ul.y,
                                              box.width (), box.height ());
 }

Example #2

Show file

File: window.cpp Project: kdt3rd/gecko

bool window::update_geometry( rect &r )
{
	SetWindowPos( _hwnd, NULL, r.x(), r.y(), r.width(), r.height(),
				  SWP_NOOWNERZORDER | SWP_NOZORDER );
	r = query_geometry();
	return true;
}

Example #3

Show file

File: opengl3_render_state.cpp Project: icedmaster/mhe

void OpenGL3RenderState::set_viewport(OpenGL3ContextState& state, const rect<int>& viewport) const
{
    if (state.viewport == viewport)
        return;
    glViewport(viewport.ll().x(), viewport.ll().y(), viewport.width(), viewport.height());
    state.viewport = viewport;
}

Example #4

Show file

File: riscos.cpp Project: arcanon/ipadflash

void
RiscosGui::setInvalidatedRegion(const rect& bounds)
{
    // Note: Bounds coordinates are in TWIPS

#ifdef RENDERER_AGG
    // forward to renderer
    _renderer->set_invalidated_region(bounds);

    if (bounds.width() > 1e10f) {
        // Region is entire screen. Don't convert to integer as this will
        // overflow.

        m_draw_minx = 0;
        m_draw_miny = 0;
        m_draw_maxx = _width - 1;
        m_draw_maxy = _height - 1;
    } else {
        // remember for renderBuffer()
        _renderer->world_to_pixel(&m_draw_minx, &m_draw_miny,
                                  bounds.get_x_min(), bounds.get_y_min());
        _renderer->world_to_pixel(&m_draw_maxx, &m_draw_maxy,
                                  bounds.get_x_max(), bounds.get_y_max());

        // add two pixels because of anti-aliasing...
        m_draw_minx = valid_coord(m_draw_minx - 2, _width);
        m_draw_miny = valid_coord(m_draw_miny - 2, _height);
        m_draw_maxx = valid_coord(m_draw_maxx + 2, _width);
        m_draw_maxy = valid_coord(m_draw_maxy + 2, _height);
    }

//    log_debug("DrawRect: (%i, %i), (%i, %i)\n",
//            m_draw_minx, m_draw_miny, m_draw_maxx, m_draw_maxy);
#endif
}

Example #5

Show file

File: context.cpp Project: kdt3rd/gecko

void context::reset_clip( const rect &r )
{
    glEnable( GL_SCISSOR_TEST );
    glScissor( static_cast<GLint>( r.x() ),
			   static_cast<GLint>( _last_vp[3] - ( r.y() + r.height() ) ),
			   static_cast<GLsizei>( r.width() ),
			   static_cast<GLsizei>( r.height() ) );
}

Example #6

Show file

File: graphics.hpp Project: goalizc/takisy

 inline void initialize(device_context* dc, rect pr)
 {
     dc_       =  dc;
     rect_     =  pr = pr.normalize();
     poffset_  = -pr.left_top();
     prect_    =  pr;
     mask_     =  nullptr;
     canvas_   =  std::make_shared<canvas_type>(pr.width(), pr.height());
 }