本文整理汇总了C++中Draw::GetClip方法的典型用法代码示例。如果您正苦于以下问题：C++ Draw::GetClip方法的具体用法？C++ Draw::GetClip怎么用？C++ Draw::GetClip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Draw的用法示例。
在下文中一共展示了Draw::GetClip方法的3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: DrawPolyPolygonRaw
static void DrawPolyPolygonRaw(Draw& draw, const Point *vertices, int vertex_count,
const int *subpolygon_counts, int subpolygon_count_count,
bool is_inside, int outline_width, Color outline_color
)
{
#ifdef SYSTEMDRAW
SystemDraw *w = dynamic_cast<SystemDraw *>(&draw);
if(w) { SystemDraw& draw = *w;
#endif
draw.SetDrawPen(outline_width, outline_color);
ASSERT(sizeof(POINT) == sizeof(Point)); // modify algorithm when not
enum { MAX_POLY = 8000 };
if(subpolygon_count_count == 1 && vertex_count < MAX_POLY)
Polygon(draw, (const POINT *)vertices, vertex_count);
else if(vertex_count < MAX_POLY)
PolyPolygon(draw, (const POINT *)vertices, subpolygon_counts, subpolygon_count_count);
else {
if(is_inside) {
draw.SetDrawPen(PEN_NULL, Black);
Vector<Point> split_vertices;
Vector<int> split_counts;
#ifdef SYSTEMDRAW
SplitPolygon(vertices, vertex_count, subpolygon_counts, subpolygon_count_count,
split_vertices, split_counts, Size(9999, 9999));
#else
SplitPolygon(vertices, vertex_count, subpolygon_counts, subpolygon_count_count,
split_vertices, split_counts, draw.GetClip());
#endif
//!! todo: maxcount for splitpolygon
const Point *sv = split_vertices.Begin();
for(const int *sc = split_counts.Begin(), *se = split_counts.End(); sc < se; sc++) {
Polygon(draw, (const POINT *)sv, *sc);
sv += *sc;
}
}
if(outline_width != PEN_NULL) {
draw.DrawPolyPolyline(vertices, vertex_count, subpolygon_counts, subpolygon_count_count,
outline_width, outline_color, Null);
Buffer<Point> finish(2 * subpolygon_count_count);
Buffer<int> counts(subpolygon_count_count);
Fill(&counts[0], &counts[subpolygon_count_count], 2);
Point *d = finish;
const Point *p = vertices;
const int *c = subpolygon_counts, *e = c + subpolygon_count_count;
while(c < e)
{
*d++ = *p;
*d++ = (p += *c++)[-1];
}
draw.DrawPolyPolyline(finish, 2 * subpolygon_count_count,
counts, subpolygon_count_count, outline_width, outline_color, Null);
}
draw.SetDrawPen(outline_width, outline_color);
}
#ifdef SYSTEMDRAW
}
#endif
}示例2: Paint
void Paint(Draw &w)
{
Size sz = GetSize();
Rect rc = w.GetClip();
static bool first = true;
DUMP(rc);
if(first)
{
w.DrawRect(sz, SGreen);
first = false;
}
else
for(int i = rc.left; i <= rc.right; i++)
w.DrawLine(i, rc.top , i, rc.bottom, 0, (i & 1) ? SWhite : SBlack);
}示例3: DrawPolyPolyPolygon
//.........这里部分代码省略.........
}
else
sub = subpolygon_count_count;
if(sub > poly) {
vertices += poly;
subpolygon_counts += sub;
continue;
}
#if defined(PLATFORM_WIN32)
#ifdef SYSTEMDRAW
SystemDraw *w = dynamic_cast<SystemDraw *>(&draw);
if(w) { SystemDraw& draw = *w;
#endif
if(pattern) {
int old_rop = GetROP2(draw);
HGDIOBJ old_brush = GetCurrentObject(draw, OBJ_BRUSH);
word wpat[8] = {
(byte)(pattern >> 56), (byte)(pattern >> 48), (byte)(pattern >> 40), (byte)(pattern >> 32),
(byte)(pattern >> 24), (byte)(pattern >> 16), (byte)(pattern >> 8), (byte)(pattern >> 0),
};
HBITMAP bitmap = CreateBitmap(8, 8, 1, 1, wpat);
HBRUSH brush = ::CreatePatternBrush(bitmap);
COLORREF old_bk = GetBkColor(draw);
COLORREF old_fg = GetTextColor(draw);
if(!is_xor) {
SetROP2(draw, R2_MASKPEN);
SelectObject(draw, brush);
SetTextColor(draw, Black());
SetBkColor(draw, White());
DrawPolyPolygonRaw(draw, vertices, poly,
subpolygon_counts, sub, true, PEN_NULL, Null);
SetROP2(draw, R2_MERGEPEN);
SetTextColor(draw, color);
SetBkColor(draw, Black());
}
else { // xor fill with pattern data
SetROP2(draw, R2_XORPEN);
SelectObject(draw, brush);
}
DrawPolyPolygonRaw(draw, vertices, poly,
subpolygon_counts, sub, true, PEN_NULL, Null);
SelectObject(draw, old_brush);
SetTextColor(draw, old_fg);
SetBkColor(draw, old_bk);
SetROP2(draw, old_rop);
DeleteObject(brush);
DeleteObject(bitmap);
if(!IsNull(outline))
{
draw.SetColor(Null);
draw.SetDrawPen(width, outline);
ASSERT(sizeof(POINT) == sizeof(Point));
PolyPolygon(draw, (const POINT *)vertices, subpolygon_counts, sub);
}
}
else
{ // simple fill
// RTIMING("AreaTool::Fill(solid color)");
int out_wd = (IsNull(width) || IsNull(outline) ? PEN_NULL : width);
Color out_co = Nvl(outline, Black);
draw.SetDrawPen(out_wd, out_co);
if(is_xor)
{
color = Color(color.GetR() ^ doxor.GetR(), color.GetG() ^ doxor.GetG(), color.GetB() ^ doxor.GetB());
SetROP2(draw, R2_XORPEN);
}
HGDIOBJ old_brush = 0;
if(IsNull(color))
{
static HGDIOBJ null_brush = GetStockObject(NULL_BRUSH);
old_brush = SelectObject(draw, null_brush);
}
else
draw.SetColor(color);
DrawPolyPolygonRaw(draw, vertices, poly, subpolygon_counts, sub,
!IsNull(color), out_wd, out_co);
if(old_brush)
SelectObject(draw, old_brush);
if(is_xor)
SetROP2(draw, R2_COPYPEN);
}
#ifdef SYSTEMDRAW
}
#endif
#elif defined(PLATFORM_X11)
if(fill_gc)
FillPolyPolygonRaw(fill_gc, draw.GetDrawable(), draw.GetClip(), draw.GetOffset(),
vertices, poly, subpolygon_counts, sub);
if(line_gc)
DrawPolyPolygonRaw(line_gc, draw.GetDrawable(), draw.GetOffset(),
vertices, poly, subpolygon_counts, sub);
#else
#error
#endif
vertices += poly;
subpolygon_counts += sub;
}