G::Pen* createPen(const GiContext* ctx, bool* pNotSmoothing = NULL)
{
G::Pen* pPen = NULL;
if (ctx == NULL)
ctx = &m_context;
m_penNull = ctx->isNullLine();
if (!m_penNull)
{
if (m_pen == NULL
|| m_context.getLineStyle() != ctx->getLineStyle()
|| m_context.getLineWidth() != ctx->getLineWidth()
|| m_context.getLineColor() != ctx->getLineColor()
|| m_context.getLineAlpha() != ctx->getLineAlpha())
{
m_context.setLineStyle(ctx->getLineStyle());
m_context.setLineWidth(ctx->getLineWidth());
m_context.setLineColor(ctx->getLineColor());
m_context.setLineAlpha(ctx->getLineAlpha());
if (m_pen != NULL)
{
delete m_pen;
m_pen = NULL;
}
float width = gs()->calcPenWidth(ctx->getLineWidth());
GiColor color = gs()->calcPenColor(ctx->getLineColor());
m_pen = new G::Pen(G::Color(ctx->getLineAlpha(),
color.r, color.g, color.b), width);
if (m_pen != NULL)
{
m_pen->SetDashStyle((G::DashStyle)ctx->getLineStyle());
if (pNotSmoothing != NULL)
{
*pNotSmoothing = (width <= 1
&& ctx->getLineStyle() != kGiLineSolid);
}
}
}
pPen = m_pen;
}
return pPen;
}
HGDIOBJ createPen(const GiContext* ctx, bool rectJoin = false)
{
if (ctx == NULL)
ctx = &m_context;
if (m_pen == NULL
|| m_context.getLineStyle() != ctx->getLineStyle()
|| m_context.getLineWidth() != ctx->getLineWidth()
|| m_context.getLineColor() != ctx->getLineColor()
|| m_context.getLineAlpha() != ctx->getLineAlpha())
{
m_context.setLineStyle(ctx->getLineStyle());
m_context.setLineWidth(ctx->getLineWidth(), ctx->isAutoScale());
m_context.setLineColor(ctx->getLineColor());
m_context.setLineAlpha(ctx->getLineAlpha());
if (m_pen != NULL)
::DeleteObject(m_pen);
if (ctx->isNullLine() || ctx->getLineAlpha() < 127)
m_pen = ::GetStockObject(NULL_PEN);
else
{
int width = mgRound(m_this->gs()->calcPenWidth(
ctx->getLineWidth(), ctx->isAutoScale()));
GiColor color = m_this->gs()->calcPenColor(ctx->getLineColor());
COLORREF cr = RGB(color.r, color.g, color.b);
int lineStyle = ctx->getLineStyle();
if (width > 1)
{
LOGBRUSH logBrush = { BS_SOLID, cr };
m_pen = ::ExtCreatePen(
(rectJoin ? PS_JOIN_MITER : 0)
| PS_GEOMETRIC | PS_ENDCAP_FLAT | lineStyle,
width, &logBrush, 0, NULL);
}
else
{
m_pen = ::CreatePen(lineStyle, width, cr);
}
}
}
return m_pen;
}
