nana/source/paint/gadget.cpp
2015-02-06 07:23:17 +08:00

109 lines
2.4 KiB
C++

/*
* Graphics Gadget Implementation
* Nana C++ Library(http://www.nanapro.org)
* Copyright(C) 2003-2015 Jinhao(cnjinhao@hotmail.com)
*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* @file: nana/paint/gadget.cpp
*/
#include <nana/paint/graphics.hpp>
#include <nana/paint/gadget.hpp>
namespace nana
{
namespace paint
{
namespace gadget
{
void close_16_pixels(::nana::paint::graphics& graph, int x, int y, unsigned style, const ::nana::color& clr)
{
graph.set_color(clr);
if(0 == style)
{
x += 3;
y += 3;
graph.line({ x, y }, { x + 9, y + 9 });
graph.line({ x + 1, y }, { x + 9, y + 8 });
graph.line({ x, y + 1 }, { x + 8, y + 9 });
graph.line({ x + 9, y }, { x, y + 9 });
graph.line({ x + 8, y }, { x, y + 8 });
graph.line({ x + 9, y + 1 }, { x + 1, y + 9 });
}
else
{
x += 4;
y += 4;
graph.line({ x, y }, { x + 7, y + 7 });
graph.line({ x + 1, y }, { x + 7, y + 6 });
graph.line({ x, y + 1 }, { x + 6, y + 7 });
graph.line({ x + 7, y }, { x, y + 7 });
graph.line({ x + 6, y }, { x, y + 6 });
graph.line({ x + 7, y + 1 }, { x + 1, y + 7 });
}
}
void cross(graphics& graph, int x, int y, unsigned size, unsigned thickness, const ::nana::color& clr)
{
if (thickness + 2 <= size)
{
int gap = (size - thickness) / 2;
nana::point ps[12];
ps[0].x = x + gap;
ps[1].x = ps[0].x + thickness - 1;
ps[1].y = ps[0].y = y;
ps[2].x = ps[1].x;
ps[2].y = y + gap;
ps[3].x = ps[2].x + gap;
ps[3].y = ps[2].y;
ps[4].x = ps[3].x;
ps[4].y = ps[3].y + thickness - 1;
ps[5].x = ps[1].x;
ps[5].y = ps[4].y;
ps[6].x = ps[5].x;
ps[6].y = ps[5].y + gap;
ps[7].x = x + gap;
ps[7].y = ps[6].y;
ps[8].x = ps[7].x;
ps[8].y = ps[4].y;
ps[9].x = x;
ps[9].y = ps[4].y;
ps[10].x = x;
ps[10].y = y + gap;
ps[11].x = x + gap;
ps[11].y = y + gap;
graph.set_color(clr.blend(colors::black, true));
for (int i = 0; i < 11; ++i)
graph.line(ps[i], ps[i + 1]);
graph.line(ps[11], ps[0]);
graph.set_color(clr);
graph.rectangle(rectangle{ ps[10].x + 1, ps[10].y + 1, (gap << 1) + thickness - 2, thickness - 2 }, true);
graph.rectangle(rectangle{ ps[0].x + 1, ps[0].y + 1, thickness - 2, (gap << 1) + thickness - 2 }, true);
}
}
}//end namespace gadget
}//end namespace paint
}//end namespace nana