void drawLine(ID2D1DeviceContext* context, const Float2& zoomRatio, const Int2& pos1, const Int2& pos2, const Color& color, float thickness)
{
D2D1::ColorF colorDx(color.r() / 256.f, color.g() / 256.f, color.b() / 256.f, color.a() / 256.f);
//D2D1::ColorF colorDx = D2D1::ColorF::MidnightBlue;
ID2D1SolidColorBrush* solidBrush;
DX::ThrowIfFailed(context->CreateSolidColorBrush(colorDx, &solidBrush));
D2D1_POINT_2F pt1;
pt1.x = zoomRatio.x() + (float)pos1.x();
pt1.y = zoomRatio.y() + (float)pos1.y();
D2D1_POINT_2F pt2;
pt2.x = zoomRatio.x() + (float)pos2.x();
pt2.y = zoomRatio.y() + (float)pos2.y();
context->SetTransform(D2D1::Matrix3x2F::Identity());
//s_context->SetDpi(DirectXDraw::getDefaultDpi().x(), DirectXDraw::getDefaultDpi().y());
context->DrawLine(pt1, pt2, solidBrush, thickness);
solidBrush->Release();
//delete solidBrush;
}
void drawRoundedRectangle(ID2D1DeviceContext* context, const Float2& zoomRatio, const Int2& posLeftTop, const Int2& posRightBottom, const Color& color, float round, float borderSize, bool fill)
{
D2D1::ColorF colorDx(color.r() / 256.f, color.g() / 256.f, color.b() / 256.f, color.a() / 256.f);
ID2D1SolidColorBrush* solidBrush;
DX::ThrowIfFailed(context->CreateSolidColorBrush(colorDx, &solidBrush));
D2D1_ROUNDED_RECT rrect;
rrect.radiusX = round;
rrect.radiusY = round;
rrect.rect.left = zoomRatio.x() + (float)posLeftTop.x();
rrect.rect.top = zoomRatio.y() + (float)posLeftTop.y();
rrect.rect.right = zoomRatio.x() + (float)posRightBottom.x();
rrect.rect.bottom = zoomRatio.y() + (float)posRightBottom.y();
context->SetTransform(D2D1::Matrix3x2F::Identity());
if (fill) context->FillRoundedRectangle(rrect, solidBrush);
//if (borderSize > 0.f)
context->DrawRoundedRectangle(rrect, solidBrush, borderSize);
solidBrush->Release();
//delete solidBrush;
}
Int2 AppSetup::getSizeOrtho2DWindow() const
{
Float2 ppp = this->getPixelPerPoint();
return Int2((int)((float)m_inf.windowSize.x() / ppp.x()), (int)((float)m_inf.windowSize.y() / ppp.y()));
}
void drawBitmap(
ID2D1DeviceContext* context, const Float2& zoomRatio, const Float2& m_defaultDpi,
ID2D1Bitmap* bitmap, const Float2& position, const Float2& scale, float opacity, D2D1_RECT_F* rectSource, D2D1_RECT_F* rectDest, float angleDegree, const Int2& rotationCenterPos,
bool horizontalMirror, bool verticalMirror)
{
D2D1_MATRIX_3X2_F transformTmp;
context->GetTransform(&transformTmp);
D2D1::Matrix3x2F matTranslation = D2D1::Matrix3x2F::Translation(zoomRatio.x() + position.x(), zoomRatio.y() + position.y());// / scale.x() / scale.y()
if (angleDegree != 0.f || horizontalMirror || verticalMirror)
{
D2D1::Matrix3x2F matMirroring = D2D1::Matrix3x2F::Scale(horizontalMirror ? -1.f : 1.f, verticalMirror ? -1.f : 1.f);
D2D1_POINT_2F imageRotationCenterPos = D2D1::Point2F((float)rotationCenterPos.x(), (float)rotationCenterPos.y());
D2D1::Matrix3x2F matRotation = D2D1::Matrix3x2F::Rotation(angleDegree, imageRotationCenterPos);
context->SetTransform(matMirroring * matRotation * matTranslation);
}
else
{
context->SetTransform(matTranslation);// * s_ppp.x() * s_ppp.y()
}
//Assert(scale.x() > 0.f && scale.y() > 0.f);
// note about bitmaps: https://msdn.microsoft.com/en-us/library/windows/desktop/dd371150%28v=vs.85%29.aspx
Float2 dpiBitmap;
bitmap->GetDpi(&dpiBitmap.data[0], &dpiBitmap.data[1]);
Float2 scaleToApply = dpiBitmap / m_defaultDpi * scale;//s_ppp * dpiBitmap / dpiContext * scale;
D2D1_RECT_F rectDestFinal;
if (rectDest == 0)
{
D2D1_SIZE_F sz = bitmap->GetSize();
rectDestFinal.left = 0.f;
rectDestFinal.top = 0.f;
rectDestFinal.right = sz.width * scaleToApply.x();
rectDestFinal.bottom = sz.height *scaleToApply.y();
context->DrawBitmap(bitmap, &rectDestFinal, opacity, D2D1_BITMAP_INTERPOLATION_MODE_LINEAR, rectSource);
}
else
{
rectDestFinal = *rectDest;
rectDestFinal.left *= scaleToApply.x();
rectDestFinal.top *= scaleToApply.y();
rectDestFinal.right *= scaleToApply.x();
rectDestFinal.bottom *= scaleToApply.y();
Float2 srcScaleToApply = dpiBitmap / m_defaultDpi;
D2D1_RECT_F rectSourceFinal;
rectSourceFinal = *rectSource;
rectSourceFinal.left /= srcScaleToApply.x();
rectSourceFinal.top /= srcScaleToApply.y();
rectSourceFinal.right /= srcScaleToApply.x();
rectSourceFinal.bottom /= srcScaleToApply.y();
context->DrawBitmap(bitmap, &rectDestFinal, opacity, D2D1_BITMAP_INTERPOLATION_MODE_LINEAR, &rectSourceFinal);
}
context->SetTransform(transformTmp);//D2D1::Matrix3x2F::Translation(0.f, 0.f));
//s_context->Flush();
}
void drawTextLayout(ID2D1DeviceContext* context, const Float2& zoomRatio, ID2D1SolidColorBrush* solidBrush, IDWriteTextLayout* textLayout, const Int2& position, const Float2& scale)
{
D2D1_MATRIX_3X2_F transformTmp;
context->GetTransform(&transformTmp);
context->SetTransform(D2D1::Matrix3x2F::Translation(zoomRatio.x() + (float)position.x() / scale.x(), zoomRatio.y() + (float)position.y() / scale.y()));// * s_ppp.x() * s_ppp.y(
// TODO scale with s_ppp
context->DrawTextLayout(D2D1::Point2F(0.0f, 0.0f), textLayout, solidBrush);
context->SetTransform(transformTmp);
}