void HUD_Lua_Class::draw_shape(Shape_Blitter *shape, float x, float y)
{
if (!m_drawing)
return;
Image_Rect r;
r.x = x;
r.y = y;
r.w = shape->crop_rect.w;
r.h = shape->crop_rect.h;
if (!r.w || !r.h)
return;
apply_clip();
#ifdef HAVE_OPENGL
if (m_opengl)
{
shape->OGL_Draw(r);
}
else
#endif
if (m_surface)
{
r.x += m_wr.x;
r.y += m_wr.y;
shape->SDL_Draw(SDL_GetVideoSurface(), r);
}
}
void gdiplus_container::draw_borders( litehtml::uint_ptr hdc, const litehtml::css_borders& borders, const litehtml::position& draw_pos )
{
apply_clip((HDC) hdc);
// draw left border
if(borders.left.width.val() != 0 && borders.left.style > litehtml::border_style_hidden)
{
HPEN pen = CreatePen(PS_SOLID, 1, RGB(borders.left.color.red, borders.left.color.green, borders.left.color.blue));
HPEN oldPen = (HPEN) SelectObject((HDC) hdc, pen);
for(int x = 0; x < borders.left.width.val(); x++)
{
MoveToEx((HDC) hdc, draw_pos.left() + x, draw_pos.top(), NULL);
LineTo((HDC) hdc, draw_pos.left() + x, draw_pos.bottom());
}
SelectObject((HDC) hdc, oldPen);
DeleteObject(pen);
}
// draw right border
if(borders.right.width.val() != 0 && borders.right.style > litehtml::border_style_hidden)
{
HPEN pen = CreatePen(PS_SOLID, 1, RGB(borders.right.color.red, borders.right.color.green, borders.right.color.blue));
HPEN oldPen = (HPEN) SelectObject((HDC) hdc, pen);
for(int x = 0; x < borders.right.width.val(); x++)
{
MoveToEx((HDC) hdc, draw_pos.right() - x - 1, draw_pos.top(), NULL);
LineTo((HDC) hdc, draw_pos.right() - x - 1, draw_pos.bottom());
}
SelectObject((HDC) hdc, oldPen);
DeleteObject(pen);
}
// draw top border
if(borders.top.width.val() != 0 && borders.top.style > litehtml::border_style_hidden)
{
HPEN pen = CreatePen(PS_SOLID, 1, RGB(borders.top.color.red, borders.top.color.green, borders.top.color.blue));
HPEN oldPen = (HPEN) SelectObject((HDC) hdc, pen);
for(int y = 0; y < borders.top.width.val(); y++)
{
MoveToEx((HDC) hdc, draw_pos.left(), draw_pos.top() + y, NULL);
LineTo((HDC) hdc, draw_pos.right(), draw_pos.top() + y);
}
SelectObject((HDC) hdc, oldPen);
DeleteObject(pen);
}
// draw bottom border
if(borders.bottom.width.val() != 0 && borders.bottom.style > litehtml::border_style_hidden)
{
HPEN pen = CreatePen(PS_SOLID, 1, RGB(borders.bottom.color.red, borders.bottom.color.green, borders.bottom.color.blue));
HPEN oldPen = (HPEN) SelectObject((HDC) hdc, pen);
for(int y = 0; y < borders.bottom.width.val(); y++)
{
MoveToEx((HDC) hdc, draw_pos.left(), draw_pos.bottom() - y - 1, NULL);
LineTo((HDC) hdc, draw_pos.right(), draw_pos.bottom() - y - 1);
}
SelectObject((HDC) hdc, oldPen);
DeleteObject(pen);
}
release_clip((HDC) hdc);
}
void cairo_container::fill_ellipse( cairo_t* cr, int x, int y, int width, int height, const litehtml::web_color& color )
{
if(!cr) return;
cairo_save(cr);
apply_clip(cr);
cairo_new_path(cr);
cairo_translate (cr, x + width / 2.0, y + height / 2.0);
cairo_scale (cr, width / 2.0, height / 2.0);
cairo_arc (cr, 0, 0, 1, 0, 2 * M_PI);
set_color(cr, color);
cairo_fill(cr);
cairo_restore(cr);
}
void HUD_Lua_Class::draw_image(Image_Blitter *image, float x, float y)
{
if (!m_drawing)
return;
Image_Rect r = { x, y, image->crop_rect.w, image->crop_rect.h };
if (!r.w || !r.h)
return;
apply_clip();
if (m_surface)
{
r.x += m_wr.x;
r.y += m_wr.y;
}
image->Draw(SDL_GetVideoSurface(), r);
}
void cairo_container::draw_text( litehtml::uint_ptr hdc, const litehtml::tchar_t* text, litehtml::uint_ptr hFont, litehtml::web_color color, const litehtml::position& pos )
{
if(hFont)
{
cairo_font* fnt = (cairo_font*) hFont;
cairo_t* cr = (cairo_t*) hdc;
cairo_save(cr);
apply_clip(cr);
int x = pos.left();
int y = pos.bottom() - fnt->metrics().descent;
set_color(cr, color);
fnt->show_text(cr, x, y, text);
cairo_restore(cr);
}
}
void cairo_container::draw_image( litehtml::uint_ptr hdc, const litehtml::tchar_t* src, const litehtml::tchar_t* baseurl, const litehtml::position& pos )
{
cairo_t* cr = (cairo_t*) hdc;
cairo_save(cr);
apply_clip(cr);
std::wstring url;
t_make_url(src, baseurl, url);
lock_images_cache();
images_map::iterator img = m_images.find(url.c_str());
if(img != m_images.end())
{
if(img->second)
{
draw_txdib(cr, img->second.get(), pos.x, pos.y, pos.width, pos.height);
}
}
unlock_images_cache();
cairo_restore(cr);
}
void HUD_Lua_Class::fill_rect(float x, float y, float w, float h,
float r, float g, float b, float a)
{
if (!m_drawing)
return;
if (!w || !h)
return;
apply_clip();
#ifdef HAVE_OPENGL
if (m_opengl)
{
glColor4f(r, g, b, a);
glDisable(GL_TEXTURE_2D);
glBegin(GL_QUADS);
glVertex2f(x, y);
glVertex2f(x + w, y);
glVertex2f(x + w, y + h);
glVertex2f(x, y + h);
glEnd();
glEnable(GL_TEXTURE_2D);
}
else
#endif
if (m_surface)
{
SDL_Rect rect;
rect.x = static_cast<Sint16>(x) + m_wr.x;
rect.y = static_cast<Sint16>(y) + m_wr.y;
rect.w = static_cast<Uint16>(w);
rect.h = static_cast<Uint16>(h);
SDL_FillRect(m_surface, &rect,
SDL_MapRGBA(m_surface->format, static_cast<unsigned char>(r * 255), static_cast<unsigned char>(g * 255), static_cast<unsigned char>(b * 255), static_cast<unsigned char>(a * 255)));
SDL_BlitSurface(m_surface, &rect, SDL_GetVideoSurface(), &rect);
}
}
void cairo_container::draw_borders( litehtml::uint_ptr hdc, const litehtml::borders& borders, const litehtml::position& draw_pos, bool root )
{
cairo_t* cr = (cairo_t*) hdc;
cairo_save(cr);
apply_clip(cr);
cairo_new_path(cr);
int bdr_top = 0;
int bdr_bottom = 0;
int bdr_left = 0;
int bdr_right = 0;
if(borders.top.width != 0 && borders.top.style > litehtml::border_style_hidden)
{
bdr_top = (int) borders.top.width;
}
if(borders.bottom.width != 0 && borders.bottom.style > litehtml::border_style_hidden)
{
bdr_bottom = (int) borders.bottom.width;
}
if(borders.left.width != 0 && borders.left.style > litehtml::border_style_hidden)
{
bdr_left = (int) borders.left.width;
}
if(borders.right.width != 0 && borders.right.style > litehtml::border_style_hidden)
{
bdr_right = (int) borders.right.width;
}
// draw right border
if (bdr_right)
{
set_color(cr, borders.right.color);
double r_top = (double) borders.radius.top_right_x;
double r_bottom = (double) borders.radius.bottom_right_x;
if(r_top)
{
double end_angle = 2.0 * M_PI;
double start_angle = end_angle - M_PI / 2.0 / ((double) bdr_top / (double) bdr_right + 0.5);
if (!add_path_arc(cr,
draw_pos.right() - r_top,
draw_pos.top() + r_top,
r_top - bdr_right,
r_top - bdr_right + (bdr_right - bdr_top),
end_angle,
start_angle, true))
{
cairo_move_to(cr, draw_pos.right() - bdr_right, draw_pos.top() + bdr_top);
}
if (!add_path_arc(cr,
draw_pos.right() - r_top,
draw_pos.top() + r_top,
r_top,
r_top,
start_angle,
end_angle, false))
{
cairo_line_to(cr, draw_pos.right(), draw_pos.top());
}
} else
{
cairo_move_to(cr, draw_pos.right() - bdr_right, draw_pos.top() + bdr_top);
cairo_line_to(cr, draw_pos.right(), draw_pos.top());
}
if(r_bottom)
{
cairo_line_to(cr, draw_pos.right(), draw_pos.bottom() - r_bottom);
double start_angle = 0;
double end_angle = start_angle + M_PI / 2.0 / ((double) bdr_bottom / (double) bdr_right + 0.5);
if (!add_path_arc(cr,
draw_pos.right() - r_bottom,
draw_pos.bottom() - r_bottom,
r_bottom,
r_bottom,
start_angle,
end_angle, false))
{
cairo_line_to(cr, draw_pos.right(), draw_pos.bottom());
}
if (!add_path_arc(cr,
draw_pos.right() - r_bottom,
draw_pos.bottom() - r_bottom,
r_bottom - bdr_right,
r_bottom - bdr_right + (bdr_right - bdr_bottom),
end_angle,
start_angle, true))
{
cairo_line_to(cr, draw_pos.right() - bdr_right, draw_pos.bottom() - bdr_bottom);
}
} else
{
cairo_line_to(cr, draw_pos.right(), draw_pos.bottom());
cairo_line_to(cr, draw_pos.right() - bdr_right, draw_pos.bottom() - bdr_bottom);
}
cairo_fill(cr);
}
// draw bottom border
if(bdr_bottom)
{
set_color(cr, borders.bottom.color);
double r_left = borders.radius.bottom_left_x;
double r_right = borders.radius.bottom_right_x;
if(r_left)
{
double start_angle = M_PI / 2.0;
double end_angle = start_angle + M_PI / 2.0 / ((double) bdr_left / (double) bdr_bottom + 0.5);
if (!add_path_arc(cr,
draw_pos.left() + r_left,
draw_pos.bottom() - r_left,
r_left - bdr_bottom + (bdr_bottom - bdr_left),
r_left - bdr_bottom,
start_angle,
end_angle, false))
{
cairo_move_to(cr, draw_pos.left() + bdr_left, draw_pos.bottom() - bdr_bottom);
}
if (!add_path_arc(cr,
draw_pos.left() + r_left,
draw_pos.bottom() - r_left,
r_left,
r_left,
end_angle,
start_angle, true))
{
cairo_line_to(cr, draw_pos.left(), draw_pos.bottom());
}
} else
{
cairo_move_to(cr, draw_pos.left(), draw_pos.bottom());
cairo_line_to(cr, draw_pos.left() + bdr_left, draw_pos.bottom() - bdr_bottom);
}
if(r_right)
{
cairo_line_to(cr, draw_pos.right() - r_right, draw_pos.bottom());
double end_angle = M_PI / 2.0;
double start_angle = end_angle - M_PI / 2.0 / ((double) bdr_right / (double) bdr_bottom + 0.5);
if (!add_path_arc(cr,
draw_pos.right() - r_right,
draw_pos.bottom() - r_right,
r_right,
r_right,
end_angle,
start_angle, true))
{
cairo_line_to(cr, draw_pos.right(), draw_pos.bottom());
}
if (!add_path_arc(cr,
draw_pos.right() - r_right,
draw_pos.bottom() - r_right,
r_right - bdr_bottom + (bdr_bottom - bdr_right),
r_right - bdr_bottom,
start_angle,
end_angle, false))
{
cairo_line_to(cr, draw_pos.right() - bdr_right, draw_pos.bottom() - bdr_bottom);
}
} else
{
cairo_line_to(cr, draw_pos.right() - bdr_right, draw_pos.bottom() - bdr_bottom);
cairo_line_to(cr, draw_pos.right(), draw_pos.bottom());
}
cairo_fill(cr);
}
// draw top border
if(bdr_top)
{
set_color(cr, borders.top.color);
double r_left = borders.radius.top_left_x;
double r_right = borders.radius.top_right_x;
if(r_left)
{
double end_angle = M_PI * 3.0 / 2.0;
double start_angle = end_angle - M_PI / 2.0 / ((double) bdr_left / (double) bdr_top + 0.5);
if (!add_path_arc(cr,
draw_pos.left() + r_left,
draw_pos.top() + r_left,
r_left,
r_left,
end_angle,
start_angle, true))
{
cairo_move_to(cr, draw_pos.left(), draw_pos.top());
}
if (!add_path_arc(cr,
draw_pos.left() + r_left,
draw_pos.top() + r_left,
r_left - bdr_top + (bdr_top - bdr_left),
r_left - bdr_top,
start_angle,
end_angle, false))
{
cairo_line_to(cr, draw_pos.left() + bdr_left, draw_pos.top() + bdr_top);
}
} else
{
cairo_move_to(cr, draw_pos.left(), draw_pos.top());
cairo_line_to(cr, draw_pos.left() + bdr_left, draw_pos.top() + bdr_top);
}
if(r_right)
{
cairo_line_to(cr, draw_pos.right() - r_right, draw_pos.top() + bdr_top);
double start_angle = M_PI * 3.0 / 2.0;
double end_angle = start_angle + M_PI / 2.0 / ((double) bdr_right / (double) bdr_top + 0.5);
if (!add_path_arc(cr,
draw_pos.right() - r_right,
draw_pos.top() + r_right,
r_right - bdr_top + (bdr_top - bdr_right),
r_right - bdr_top,
start_angle,
end_angle, false))
{
cairo_line_to(cr, draw_pos.right() - bdr_right, draw_pos.top() + bdr_top);
}
if (!add_path_arc(cr,
draw_pos.right() - r_right,
draw_pos.top() + r_right,
r_right,
r_right,
end_angle,
start_angle, true))
{
cairo_line_to(cr, draw_pos.right(), draw_pos.top());
}
} else
{
cairo_line_to(cr, draw_pos.right() - bdr_right, draw_pos.top() + bdr_top);
cairo_line_to(cr, draw_pos.right(), draw_pos.top());
}
cairo_fill(cr);
}
// draw left border
if (bdr_left)
{
set_color(cr, borders.left.color);
double r_top = borders.radius.top_left_x;
double r_bottom = borders.radius.bottom_left_x;
if(r_top)
{
double start_angle = M_PI;
double end_angle = start_angle + M_PI / 2.0 / ((double) bdr_top / (double) bdr_left + 0.5);
if (!add_path_arc(cr,
draw_pos.left() + r_top,
draw_pos.top() + r_top,
r_top - bdr_left,
r_top - bdr_left + (bdr_left - bdr_top),
start_angle,
end_angle, false))
{
cairo_move_to(cr, draw_pos.left() + bdr_left, draw_pos.top() + bdr_top);
}
if (!add_path_arc(cr,
draw_pos.left() + r_top,
draw_pos.top() + r_top,
r_top,
r_top,
end_angle,
start_angle, true))
{
cairo_line_to(cr, draw_pos.left(), draw_pos.top());
}
} else
{
cairo_move_to(cr, draw_pos.left() + bdr_left, draw_pos.top() + bdr_top);
cairo_line_to(cr, draw_pos.left(), draw_pos.top());
}
if(r_bottom)
{
cairo_line_to(cr, draw_pos.left(), draw_pos.bottom() - r_bottom);
double end_angle = M_PI;
double start_angle = end_angle - M_PI / 2.0 / ((double) bdr_bottom / (double) bdr_left + 0.5);
if (!add_path_arc(cr,
draw_pos.left() + r_bottom,
draw_pos.bottom() - r_bottom,
r_bottom,
r_bottom,
end_angle,
start_angle, true))
{
cairo_line_to(cr, draw_pos.left(), draw_pos.bottom());
}
if (!add_path_arc(cr,
draw_pos.left() + r_bottom,
draw_pos.bottom() - r_bottom,
r_bottom - bdr_left,
r_bottom - bdr_left + (bdr_left - bdr_bottom),
start_angle,
end_angle, false))
{
cairo_line_to(cr, draw_pos.left() + bdr_left, draw_pos.bottom() - bdr_bottom);
}
} else
{
cairo_line_to(cr, draw_pos.left(), draw_pos.bottom());
cairo_line_to(cr, draw_pos.left() + bdr_left, draw_pos.bottom() - bdr_bottom);
}
cairo_fill(cr);
}
cairo_restore(cr);
}
void cairo_container::draw_background( litehtml::uint_ptr hdc, const litehtml::background_paint& bg )
{
cairo_t* cr = (cairo_t*) hdc;
cairo_save(cr);
apply_clip(cr);
rounded_rectangle(cr, bg.border_box, bg.border_radius);
cairo_clip(cr);
cairo_rectangle(cr, bg.clip_box.x, bg.clip_box.y, bg.clip_box.width, bg.clip_box.height);
cairo_clip(cr);
if(bg.color.alpha)
{
set_color(cr, bg.color);
cairo_paint(cr);
}
std::wstring url;
t_make_url(bg.image.c_str(), bg.baseurl.c_str(), url);
lock_images_cache();
images_map::iterator img_i = m_images.find(url.c_str());
if(img_i != m_images.end() && img_i->second)
{
image_ptr bgbmp = img_i->second;
image_ptr new_img;
if(bg.image_size.width != bgbmp->getWidth() || bg.image_size.height != bgbmp->getHeight())
{
new_img = image_ptr(new CTxDIB);
bgbmp->resample(bg.image_size.width, bg.image_size.height, new_img.get());
bgbmp = new_img;
}
cairo_surface_t* img = cairo_image_surface_create_for_data((unsigned char*) bgbmp->getBits(), CAIRO_FORMAT_ARGB32, bgbmp->getWidth(), bgbmp->getHeight(), bgbmp->getWidth() * 4);
cairo_pattern_t *pattern = cairo_pattern_create_for_surface(img);
cairo_matrix_t flib_m;
cairo_matrix_init(&flib_m, 1, 0, 0, -1, 0, 0);
cairo_matrix_translate(&flib_m, -bg.position_x, -bg.position_y);
cairo_pattern_set_extend (pattern, CAIRO_EXTEND_REPEAT);
cairo_pattern_set_matrix (pattern, &flib_m);
switch(bg.repeat)
{
case litehtml::background_repeat_no_repeat:
draw_txdib(cr, bgbmp.get(), bg.position_x, bg.position_y, bgbmp->getWidth(), bgbmp->getHeight());
break;
case litehtml::background_repeat_repeat_x:
cairo_set_source(cr, pattern);
cairo_rectangle(cr, bg.clip_box.left(), bg.position_y, bg.clip_box.width, bgbmp->getHeight());
cairo_fill(cr);
break;
case litehtml::background_repeat_repeat_y:
cairo_set_source(cr, pattern);
cairo_rectangle(cr, bg.position_x, bg.clip_box.top(), bgbmp->getWidth(), bg.clip_box.height);
cairo_fill(cr);
break;
case litehtml::background_repeat_repeat:
cairo_set_source(cr, pattern);
cairo_rectangle(cr, bg.clip_box.left(), bg.clip_box.top(), bg.clip_box.width, bg.clip_box.height);
cairo_fill(cr);
break;
}
cairo_pattern_destroy(pattern);
cairo_surface_destroy(img);
}
unlock_images_cache();
cairo_restore(cr);
}
void HUD_Lua_Class::draw_text(FontSpecifier *font, const char *text,
float x, float y,
float r, float g, float b, float a,
float scale)
{
if (!m_drawing)
return;
if (!text || !strlen(text))
return;
apply_clip();
#ifdef HAVE_OPENGL
if (m_opengl)
{
glMatrixMode(GL_MODELVIEW);
glPushMatrix();
glTranslatef(x, y + (font->Height * scale), 0);
glScalef(scale, scale, 1.0);
glColor4f(r, g, b, a);
font->OGL_Render(text);
glColor4f(1, 1, 1, 1);
glPopMatrix();
}
else
#endif
if (m_surface)
{
SDL_Rect rect;
rect.x = static_cast<Sint16>(x) + m_wr.x;
rect.y = static_cast<Sint16>(y) + m_wr.y;
rect.w = font->TextWidth(text);
rect.h = font->LineSpacing;
// FIXME: draw_text doesn't support full RGBA transfer for proper scaling,
// so draw blended but unscaled text instead
#if 0
if (scale < 0.99 || scale > 1.01)
{
SDL_Surface *s2 = SDL_CreateRGBSurface(SDL_SWSURFACE, rect.w, rect.h, m_surface->format->BitsPerPixel, m_surface->format->Rmask, m_surface->format->Gmask, m_surface->format->Bmask, m_surface->format->Amask);
SDL_SetAlpha(s2, SDL_SRCALPHA, 0);
font->Info->draw_text(s2, text, strlen(text),
0, font->Height,
SDL_MapRGBA(m_surface->format,
static_cast<unsigned char>(r * 255),
static_cast<unsigned char>(g * 255),
static_cast<unsigned char>(b * 255),
static_cast<unsigned char>(a * 255)),
font->Style);
SDL_Rect srcrect;
srcrect.x = 0;
srcrect.y = 0;
srcrect.w = ceilf(rect.w * scale);
srcrect.h = ceilf(rect.h * scale);
SDL_Surface *s3 = rescale_surface(s2, srcrect.w, srcrect.h);
SDL_FreeSurface(s2);
rect.w = srcrect.w;
rect.h = srcrect.h;
SDL_BlitSurface(s3, &srcrect, SDL_GetVideoSurface(), &rect);
SDL_FreeSurface(s3);
}
else
#endif
{
SDL_BlitSurface(SDL_GetVideoSurface(), &rect, m_surface, &rect);
font->Info->draw_text(m_surface, text, strlen(text),
rect.x, rect.y + font->Height,
SDL_MapRGBA(m_surface->format,
static_cast<unsigned char>(r * 255),
static_cast<unsigned char>(g * 255),
static_cast<unsigned char>(b * 255),
static_cast<unsigned char>(a * 255)),
font->Style);
SDL_BlitSurface(m_surface, &rect, SDL_GetVideoSurface(), &rect);
}
}
}
