//原生GDI+ 绘制
void converDemo::drawOnNativeGdi(Graphics &graphics)
{
GraphicsPath path;
path.AddEllipse(10, 10, 100, 100);
path.AddRectangle(RectF(100, 100, 200, 250));
PathGradientBrush* brush = new PathGradientBrush(&path);
Color colors[] = {
Color(0, 0, 255), Color(0, 0, 0), Color(0, 255, 0), Color(255, 0, 0)
};
REAL reals[] = {
0, 0.5, 0.8, 1
};
brush->SetInterpolationColors(colors, reals, 4);
Matrix matrix;
matrix.Translate(100, 0);
matrix.Shear(0.15, 0.3);
matrix.Scale(0.4, 0.2);
matrix.Rotate(0.5);
// brush->MultiplyTransform(&matrix, MatrixOrderAppend);
RectF rect(convertQRectF2GpRectF(QRectF(100.0f, 100.0f, 200.0f, 400.0f)));
graphics.FillRectangle(brush, rect);
delete brush;
}
void IGTabBar::drawTab (HDC hdc, UINT nSize, bool bSelected, bool bOver, const wchar_t *pcwTitle)
{
Graphics graphics (hdc);
Color colBackground (Color (GetRValue (m_cBackGround), GetGValue (m_cBackGround), GetBValue (m_cBackGround)));
SolidBrush solBrushBackground (colBackground);
graphics.FillRectangle (&solBrushBackground, Rect (0, 0, nSize, BUTTON_HEIGHT - 1));
SolidBrush solBrushTab (bSelected ? IGTAB_COLORBACKGND : IGTAB_COLOR_UNSELECTED);
GraphicsPath pathBorder;
pathBorder.StartFigure();
pathBorder.AddArc (Rect (0, 0, IGTAB_CORNERDIAM, IGTAB_CORNERDIAM), 180.0f, 90.0f);
pathBorder.AddArc (Rect (nSize - IGTAB_CORNERDIAM, 0, IGTAB_CORNERDIAM, IGTAB_CORNERDIAM), -90.0f, 90.0f);
pathBorder.AddLine (Point (nSize, BUTTON_HEIGHT + (bSelected ? 1 : 0)), Point (0, BUTTON_HEIGHT + (bSelected ? 1 : 0)));
graphics.FillPath (&solBrushTab, &pathBorder);
if (bOver)
{
PathGradientBrush pthGrBrush (&pathBorder);
pthGrBrush.SetCenterPoint (PointF (0.7f * (float)nSize,
0.3f * (float)BUTTON_HEIGHT));
pthGrBrush.SetCenterColor (IGTAB_COLOR_FRAMEIN);
Color colors[] = {IGTAB_COLOR_FRAMEOUT};
int count = 1;
pthGrBrush.SetSurroundColors (colors, &count);
graphics.FillPath (&pthGrBrush, &pathBorder);
}
FontFamily fontFamily(L"Times New Roman");
Font font(&fontFamily, 16, FontStyleRegular, UnitPixel);
PointF pointF(20.0f, 5.0f);
SolidBrush solidFontBrush (bSelected ? IGTAB_COLOR_FONTENABLED : IGTAB_COLOR_FONTDISABLED);
StringFormat format(StringFormat::GenericDefault());
format.SetAlignment (StringAlignmentCenter);
graphics.DrawString (pcwTitle, -1, &font, RectF (0.0f, 0.0f, (float)nSize, (float)BUTTON_HEIGHT),
&format, &solidFontBrush);
Pen penBorder (IGTAB_COLORBORDER, 1);
GraphicsPath pathBorderOut;
pathBorderOut.StartFigure();
pathBorderOut.AddArc (Rect (0, 0, IGTAB_CORNERDIAM + 1, IGTAB_CORNERDIAM + 1), 180.0f, 90.0f);
pathBorderOut.AddArc (Rect (nSize - IGTAB_CORNERDIAM - 2, 0, IGTAB_CORNERDIAM + 1, IGTAB_CORNERDIAM + 1), -90.0f, 90.0f);
pathBorderOut.AddLine (Point (nSize - 1, BUTTON_HEIGHT + (bSelected ? 1 : 0)), Point (0, BUTTON_HEIGHT + (bSelected ? 1 : 0)));
pathBorderOut.CloseFigure();
graphics.DrawPath (&penBorder, &pathBorderOut);
}
HRESULT CIGImageLibrary::OnDraw(ATL_DRAWINFO& di)
{
Graphics graphics (di.hdcDraw);
// Middle part
GraphicsPath path;
path.AddRectangle (RectF (0, 0,
IGIMAGELIBRARY_WIDTH, IGIMAGELIBRARY_HEIGHT));
PathGradientBrush pthGrBrush (&path);
pthGrBrush.SetCenterPoint (PointF (0.7f * (float)IGIMAGELIBRARY_WIDTH,
0.3f * (float)IGIMAGELIBRARY_HEIGHT));
pthGrBrush.SetCenterColor (IGIMAGELIBRARY_COLOR_FRAMEIN);
Color colors[] = {IGIMAGELIBRARY_COLOR_FRAMEOUT};
int count = 1;
pthGrBrush.SetSurroundColors(colors, &count);
graphics.FillPath (&pthGrBrush, &path);
// Left part
LinearGradientBrush linLeftGrBrush (PointF(0,0), PointF((float)IGIMAGELIBRARY_BORDERWIDTH / 2.0f, 0),
IGIMAGELIBRARY_COLOR_BORDEROUT, IGIMAGELIBRARY_COLOR_BORDERMIDDLE);
graphics.FillRectangle (&linLeftGrBrush, RectF (0, 0,
(float)IGIMAGELIBRARY_BORDERWIDTH / 2.0f,
IGIMAGELIBRARY_HEIGHT - IGIMAGELIBRARY_CORNERRADIUS));
LinearGradientBrush linLeft2GrBrush (PointF ((float)IGIMAGELIBRARY_BORDERWIDTH / 2.0f - 1.0f, 0), PointF (IGIMAGELIBRARY_BORDERWIDTH, 0),
IGIMAGELIBRARY_COLOR_BORDERMIDDLE, IGIMAGELIBRARY_COLOR_BORDERIN);
graphics.FillRectangle (&linLeft2GrBrush, RectF ((float)IGIMAGELIBRARY_BORDERWIDTH / 2.0f, 0,
(float)IGIMAGELIBRARY_BORDERWIDTH / 2.0f,
IGIMAGELIBRARY_HEIGHT - IGIMAGELIBRARY_CORNERRADIUS));
// Right part
LinearGradientBrush linRightGrBrush (PointF(IGIMAGELIBRARY_WIDTH - IGIMAGELIBRARY_BORDERWIDTH - 1, 0),
PointF(IGIMAGELIBRARY_WIDTH - (float)IGIMAGELIBRARY_BORDERWIDTH / 2.0f, 0),
IGIMAGELIBRARY_COLOR_BORDERIN, IGIMAGELIBRARY_COLOR_BORDERMIDDLE);
graphics.FillRectangle (&linRightGrBrush, RectF (IGIMAGELIBRARY_WIDTH - IGIMAGELIBRARY_BORDERWIDTH, 0,
(float)IGIMAGELIBRARY_BORDERWIDTH / 2.0f,
IGIMAGELIBRARY_HEIGHT - IGIMAGELIBRARY_CORNERRADIUS));
LinearGradientBrush linRight2GrBrush (PointF(IGIMAGELIBRARY_WIDTH - (float)IGIMAGELIBRARY_BORDERWIDTH / 2.0f - 1.0f, 0),
PointF(IGIMAGELIBRARY_WIDTH, 0),
IGIMAGELIBRARY_COLOR_BORDERMIDDLE, IGIMAGELIBRARY_COLOR_BORDEROUT);
graphics.FillRectangle (&linRight2GrBrush, RectF (IGIMAGELIBRARY_WIDTH - (float)IGIMAGELIBRARY_BORDERWIDTH / 2.0f, 0,
(float)IGIMAGELIBRARY_BORDERWIDTH / 2.0f,
IGIMAGELIBRARY_HEIGHT - IGIMAGELIBRARY_CORNERRADIUS));
// Bottom part
LinearGradientBrush linBottomGrBrush (PointF (0, IGIMAGELIBRARY_HEIGHT - IGIMAGELIBRARY_BORDERWIDTH - 1.0f),
PointF (0, IGIMAGELIBRARY_HEIGHT - (float)IGIMAGELIBRARY_BORDERWIDTH / 2.0f),
IGIMAGELIBRARY_COLOR_BORDERIN, IGIMAGELIBRARY_COLOR_BORDERMIDDLE);
graphics.FillRectangle (&linBottomGrBrush, RectF (IGIMAGELIBRARY_CORNERRADIUS,
IGIMAGELIBRARY_HEIGHT - IGIMAGELIBRARY_BORDERWIDTH,
IGIMAGELIBRARY_WIDTH - IGIMAGELIBRARY_CORNERDIAM,
(float)IGIMAGELIBRARY_BORDERWIDTH / 2.0f));
LinearGradientBrush linBottom2GrBrush (PointF(0,IGIMAGELIBRARY_HEIGHT - (float)IGIMAGELIBRARY_BORDERWIDTH / 2.0f - 1.0f),
PointF(0,IGIMAGELIBRARY_HEIGHT),
IGIMAGELIBRARY_COLOR_BORDERMIDDLE, IGIMAGELIBRARY_COLOR_BORDEROUT);
graphics.FillRectangle (&linBottom2GrBrush, RectF (IGIMAGELIBRARY_CORNERRADIUS,
IGIMAGELIBRARY_HEIGHT - (float)IGIMAGELIBRARY_BORDERWIDTH / 2.0f,
IGIMAGELIBRARY_WIDTH - IGIMAGELIBRARY_CORNERDIAM,
(float)IGIMAGELIBRARY_BORDERWIDTH / 2.0f));
// Bottom left part
GraphicsPath pathBottomLeft;
pathBottomLeft.AddEllipse (RectF (-5, IGIMAGELIBRARY_HEIGHT - IGIMAGELIBRARY_CORNERDIAM,
IGIMAGELIBRARY_CORNERDIAM + 10.0f, IGIMAGELIBRARY_CORNERDIAM));
PathGradientBrush pthGrBrushBottomLeft (&pathBottomLeft);
Color colorsBottom[] = {IGIMAGELIBRARY_COLOR_BORDEROUT,
IGIMAGELIBRARY_COLOR_BORDERMIDDLE,
IGIMAGELIBRARY_COLOR_BORDERIN,
IGIMAGELIBRARY_COLOR_FRAMEBORDER,
IGIMAGELIBRARY_COLOR_FRAMEBORDER};
REAL interpPositionsBottom[] = { 0.0f,
0.28f,
0.49f,
0.50f,
1.0f};
pthGrBrushBottomLeft.SetInterpolationColors (colorsBottom, interpPositionsBottom, 5);
graphics.FillRectangle (&pthGrBrushBottomLeft, RectF (0, IGIMAGELIBRARY_HEIGHT - IGIMAGELIBRARY_CORNERRADIUS,
IGIMAGELIBRARY_CORNERRADIUS, IGIMAGELIBRARY_CORNERRADIUS));
// Bottom right part
REAL interpPositionsBottomRight[] = { 0.0f,
0.30f,
0.54f,
0.55f,
1.0f};
GraphicsPath pathBottomRight;
pathBottomRight.AddEllipse (RectF (IGIMAGELIBRARY_WIDTH - IGIMAGELIBRARY_CORNERDIAM, IGIMAGELIBRARY_HEIGHT - IGIMAGELIBRARY_CORNERDIAM - 5,
IGIMAGELIBRARY_CORNERDIAM, IGIMAGELIBRARY_CORNERDIAM + 10));
PathGradientBrush pthGrBrushBottomRight (&pathBottomRight);
pthGrBrushBottomRight.SetInterpolationColors (colorsBottom, interpPositionsBottomRight, 5);
graphics.FillRectangle (&pthGrBrushBottomRight, RectF (IGIMAGELIBRARY_WIDTH - IGIMAGELIBRARY_CORNERRADIUS, IGIMAGELIBRARY_HEIGHT - IGIMAGELIBRARY_CORNERRADIUS,
IGIMAGELIBRARY_CORNERRADIUS, IGIMAGELIBRARY_CORNERRADIUS));
return S_OK;
}